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<a href="screen__interactive_8cpp.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// 版权所有 2020 Arthur Sonzogni. 保留所有权利。</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// 本源代码的使用受 MIT 许可证的约束，该许可证可在</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// LICENSE 文件中找到。</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &quot;<a class="code" href="screen__interactive_8hpp.html">ftxui/component/screen_interactive.hpp</a>&quot;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include &lt;algorithm&gt;</span> <span class="comment">// for copy, max, min</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include &lt;array&gt;</span> <span class="comment">// for array</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include &lt;atomic&gt;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include &lt;chrono&gt;</span> <span class="comment">// for operator-, milliseconds, operator&gt;=, duration, common_type&lt;&gt;::type, time_point</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include &lt;csignal&gt;</span> <span class="comment">// for signal, SIGTSTP, SIGABRT, SIGWINCH, raise, SIGFPE, SIGILL, SIGINT, SIGSEGV, SIGTERM, __sighandler_t, size_t</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include &lt;cstdint&gt;</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include &lt;cstdio&gt;</span> <span class="comment">// for fileno, stdin</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &lt;<a class="code" href="task_8hpp.html">ftxui/component/task.hpp</a>&gt;</span> <span class="comment">// for Task, Closure, AnimationTask</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include &lt;<a class="code" href="screen_8hpp.html">ftxui/screen/screen.hpp</a>&gt;</span> <span class="comment">// for Pixel, Screen::Cursor, Screen, Screen::Cursor::Hidden</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &lt;functional&gt;</span> <span class="comment">// for function</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include &lt;initializer_list&gt;</span> <span class="comment">// for initializer_list</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include &lt;iostream&gt;</span> <span class="comment">// for cout, ostream, operator&lt;&lt;, basic_ostream, endl, flush</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include &lt;memory&gt;</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include &lt;stack&gt;</span> <span class="comment">// for stack</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include &lt;thread&gt;</span> <span class="comment">// for thread, sleep_for</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include &lt;tuple&gt;</span> <span class="comment">// for _Swallow_assign, ignore</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include &lt;utility&gt;</span> <span class="comment">// for move, swap</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include &lt;variant&gt;</span> <span class="comment">// for visit, variant</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include &lt;vector&gt;</span> <span class="comment">// for vector</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="preprocessor">#include &quot;<a class="code" href="animation_8hpp.html">ftxui/component/animation.hpp</a>&quot;</span> <span class="comment">// for TimePoint, Clock, Duration, Params, RequestAnimationFrame</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include &quot;<a class="code" href="captured__mouse_8hpp.html">ftxui/component/captured_mouse.hpp</a>&quot;</span> <span class="comment">// for CapturedMouse, CapturedMouseInterface</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include &quot;<a class="code" href="component__base_8hpp.html">ftxui/component/component_base.hpp</a>&quot;</span> <span class="comment">// for ComponentBase</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include &quot;<a class="code" href="event_8hpp.html">ftxui/component/event.hpp</a>&quot;</span> <span class="comment">// for Event</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include &quot;<a class="code" href="loop_8hpp.html">ftxui/component/loop.hpp</a>&quot;</span> <span class="comment">// for Loop</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#include &quot;<a class="code" href="task__runner_8hpp.html">ftxui/component/task_runner.hpp</a>&quot;</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include &quot;<a class="code" href="terminal__input__parser_8hpp.html">ftxui/component/terminal_input_parser.hpp</a>&quot;</span> <span class="comment">// for TerminalInputParser</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="preprocessor">#include &quot;<a class="code" href="node_8hpp.html">ftxui/dom/node.hpp</a>&quot;</span> <span class="comment">// for Node, Render</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#include &quot;<a class="code" href="terminal_8hpp.html">ftxui/screen/terminal.hpp</a>&quot;</span> <span class="comment">// for Dimensions, Size</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="preprocessor">#include &quot;<a class="code" href="util_8hpp.html">ftxui/screen/util.hpp</a>&quot;</span> <span class="comment">// for util::clamp</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="preprocessor">#include &quot;<a class="code" href="autoreset_8hpp.html">ftxui/util/autoreset.hpp</a>&quot;</span> <span class="comment">// for AutoReset</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="preprocessor">#if defined(_WIN32)</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="preprocessor">#define DEFINE_CONSOLEV2_PROPERTIES</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="preprocessor">#define WIN32_LEAN_AND_MEAN</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="preprocessor">#ifndef NOMINMAX</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="preprocessor">#define NOMINMAX</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span><span class="preprocessor">#include &lt;windows.h&gt;</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="preprocessor">#ifndef UNICODE</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="preprocessor">#error Must be compiled in UNICODE mode</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="preprocessor">#include &lt;fcntl.h&gt;</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="preprocessor">#include &lt;sys/select.h&gt;</span> <span class="comment">// for select, FD_ISSET, FD_SET, FD_ZERO, fd_set, timeval</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span><span class="preprocessor">#include &lt;termios.h&gt;</span> <span class="comment">// for tcsetattr, termios, tcgetattr, TCSANOW, cc_t, ECHO, ICANON, VMIN, VTIME</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span><span class="preprocessor">#include &lt;unistd.h&gt;</span> <span class="comment">// for STDIN_FILENO, read</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="preprocessor">#include &lt;cerrno&gt;</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span><span class="comment">// Quick exit is missing in standard CLang headers</span></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span><span class="preprocessor">#if defined(__clang__) &amp;&amp; defined(__APPLE__)</span></div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span><span class="preprocessor">#define quick_exit(a) exit(a)</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> </div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceftxui.html">ftxui</a> {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span><span class="keyword">struct </span>ScreenInteractive::Internal {</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// Convert char to Event.</span></div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> TerminalInputParser terminal_input_parser;</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> task::TaskRunner task_runner;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// The last time a character was received.</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> std::chrono::time_point&lt;std::chrono::steady_clock&gt; last_char_time =</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> std::chrono::steady_clock::now();</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keyword">explicit</span> Internal(std::function&lt;<span class="keywordtype">void</span>(Event)&gt; out)</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> : terminal_input_parser(std::move(out)) {}</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span>};</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> </div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceanimation.html">animation</a> {</div>
<div class="foldopen" id="foldopen00077" data-start="{" data-end="}">
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"><a class="line" href="group__component.html#gad94d3d42aba3359550759aae5bcffbe9"> 77</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#gad94d3d42aba3359550759aae5bcffbe9">RequestAnimationFrame</a>() {</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keyword">auto</span>* screen = <a class="code hl_function" href="group__component.html#a9dc30615370889030396a239ceee2a77">ScreenInteractive::Active</a>();</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="keywordflow">if</span> (screen) {</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> screen-&gt;RequestAnimationFrame();</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> }</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span>}</div>
</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span>} <span class="comment">// namespace animation</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span><span class="keyword">namespace </span>{</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span>ScreenInteractive* g_active_screen = <span class="keyword">nullptr</span>; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span><span class="keywordtype">void</span> Flush() {</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="comment">// Emscripten doesn&#39;t implement flush. We interpret zero as flush.</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> std::cout &lt;&lt; <span class="charliteral">&#39;\0&#39;</span> &lt;&lt; std::flush;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span>}</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span><span class="keyword">constexpr</span> <span class="keywordtype">int</span> timeout_milliseconds = 20;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span>[[maybe_unused]] <span class="keyword">constexpr</span> <span class="keywordtype">int</span> timeout_microseconds =</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> timeout_milliseconds * 1000;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span><span class="preprocessor">#if defined(_WIN32)</span></div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> </div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span><span class="preprocessor">#elif defined(__EMSCRIPTEN__)</span></div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span><span class="preprocessor">#include &lt;emscripten.h&gt;</span></div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span><span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span>EMSCRIPTEN_KEEPALIVE</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span><span class="keywordtype">void</span> ftxui_on_resize(<span class="keywordtype">int</span> columns, <span class="keywordtype">int</span> rows) {</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <a class="code hl_function" href="namespaceftxui_1_1Terminal.html#a765662bcabb59dc93884674ee2fcc9fc">Terminal::SetFallbackSize</a>({</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> columns,</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> rows,</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> });</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> std::raise(SIGWINCH);</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span>}</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span>}</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span><span class="preprocessor">#else </span><span class="comment">// POSIX (Linux &amp; Mac)</span></div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span><span class="keywordtype">int</span> CheckStdinReady(<span class="keywordtype">int</span> fd) {</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> timeval tv = {0, 0}; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> fd_set fds;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> FD_ZERO(&amp;fds); <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> FD_SET(fd, &amp;fds); <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <a class="code hl_function" href="namespaceftxui.html#a9e3e2988ed61a129d82d634ad66f7eb1">select</a>(fd + 1, &amp;fds, <span class="keyword">nullptr</span>, <span class="keyword">nullptr</span>, &amp;tv); <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keywordflow">return</span> FD_ISSET(fd, &amp;fds); <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span>}</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span>std::stack&lt;Closure&gt; on_exit_functions; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span><span class="keywordtype">void</span> OnExit() {</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="keywordflow">while</span> (!on_exit_functions.empty()) {</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> on_exit_functions.top()();</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> on_exit_functions.pop();</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> }</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span>}</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span>std::atomic&lt;int&gt; g_signal_exit_count = 0; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span><span class="preprocessor">#if !defined(_WIN32)</span></div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span>std::atomic&lt;int&gt; g_signal_stop_count = 0; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span>std::atomic&lt;int&gt; g_signal_resize_count = 0; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span><span class="comment">// Async signal safe function</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span><span class="keywordtype">void</span> RecordSignal(<span class="keywordtype">int</span> signal) {</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="keywordflow">switch</span> (signal) {</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <span class="keywordflow">case</span> SIGABRT:</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="keywordflow">case</span> SIGFPE:</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keywordflow">case</span> SIGILL:</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keywordflow">case</span> SIGINT:</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="keywordflow">case</span> SIGSEGV:</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keywordflow">case</span> SIGTERM:</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> g_signal_exit_count++;</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span><span class="preprocessor">#if !defined(_WIN32)</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="keywordflow">case</span> SIGTSTP: <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> g_signal_stop_count++;</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordflow">case</span> SIGWINCH: <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> g_signal_resize_count++;</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keywordflow">default</span>:</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> }</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span>}</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span><span class="keywordtype">void</span> ExecuteSignalHandlers() {</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="keywordtype">int</span> signal_exit_count = g_signal_exit_count.exchange(0);</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keywordflow">while</span> (signal_exit_count--) {</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <a class="code hl_function" href="classftxui_1_1ScreenInteractive_1_1Private.html#aa831d3b9234cd15d4bcb5a42dec43943">ScreenInteractive::Private::Signal</a>(*g_active_screen, SIGABRT);</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> }</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span><span class="preprocessor">#if !defined(_WIN32)</span></div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="keywordtype">int</span> signal_stop_count = g_signal_stop_count.exchange(0);</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keywordflow">while</span> (signal_stop_count--) {</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <a class="code hl_function" href="classftxui_1_1ScreenInteractive_1_1Private.html#aa831d3b9234cd15d4bcb5a42dec43943">ScreenInteractive::Private::Signal</a>(*g_active_screen, SIGTSTP);</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> }</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordtype">int</span> signal_resize_count = g_signal_resize_count.exchange(0);</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keywordflow">while</span> (signal_resize_count--) {</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <a class="code hl_function" href="classftxui_1_1ScreenInteractive_1_1Private.html#aa831d3b9234cd15d4bcb5a42dec43943">ScreenInteractive::Private::Signal</a>(*g_active_screen, SIGWINCH);</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> }</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span>}</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span><span class="keywordtype">void</span> InstallSignalHandler(<span class="keywordtype">int</span> sig) {</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <span class="keyword">auto</span> old_signal_handler = std::signal(sig, RecordSignal);</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> on_exit_functions.emplace(</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> [=] { std::ignore = std::signal(sig, old_signal_handler); });</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span>}</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span><span class="comment">// CSI: Control Sequence Introducer</span></div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span><span class="keyword">const</span> std::string CSI = <span class="stringliteral">&quot;\x1b[&quot;</span>; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <span class="comment">//</span></div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span><span class="comment">// DCS: Device Control String</span></div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span><span class="keyword">const</span> std::string DCS = <span class="stringliteral">&quot;\x1bP&quot;</span>; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span><span class="comment">// ST: String Terminator</span></div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span><span class="keyword">const</span> std::string ST = <span class="stringliteral">&quot;\x1b\\&quot;</span>; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> </div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span><span class="comment">// DECRQSS: Request Status String</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span><span class="comment">// DECSCUSR: Set Cursor Style</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span><span class="keyword">const</span> std::string DECRQSS_DECSCUSR = DCS + <span class="stringliteral">&quot;$q q&quot;</span> + ST; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span><span class="comment">// DEC: Digital Equipment Corporation</span></div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span><span class="keyword">enum class</span> DECMode : std::uint16_t {</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> kLineWrap = 7,</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> kCursor = 25,</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> </div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> kMouseX10 = 9,</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> kMouseVt200 = 1000,</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> kMouseVt200Highlight = 1001,</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> </div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> kMouseBtnEventMouse = 1002,</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> kMouseAnyEvent = 1003,</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> kMouseUtf8 = 1005,</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> kMouseSgrExtMode = 1006,</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> kMouseUrxvtMode = 1015,</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> kMouseSgrPixelsMode = 1016,</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> kAlternateScreen = 1049,</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span>};</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span><span class="comment">// Device Status Report (DSR) {</span></div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span><span class="keyword">enum class</span> DSRMode : std::uint8_t {</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> kCursor = 6,</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span>};</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span>std::string Serialize(<span class="keyword">const</span> std::vector&lt;DECMode&gt;&amp; parameters) {</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="keywordtype">bool</span> first = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> std::string out;</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> DECMode parameter : parameters) {</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <span class="keywordflow">if</span> (!first) {</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> out += <span class="stringliteral">&quot;;&quot;</span>;</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> }</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> out += std::to_string(<span class="keywordtype">int</span>(parameter));</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> first = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> }</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">return</span> out;</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span>}</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span><span class="comment">// DEC Private Mode Set (DECSET)</span></div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span>std::string Set(<span class="keyword">const</span> std::vector&lt;DECMode&gt;&amp; parameters) {</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="keywordflow">return</span> CSI + <span class="stringliteral">&quot;?&quot;</span> + Serialize(parameters) + <span class="stringliteral">&quot;h&quot;</span>;</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span>}</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span><span class="comment">// DEC Private Mode Reset (DECRST)</span></div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span>std::string Reset(<span class="keyword">const</span> std::vector&lt;DECMode&gt;&amp; parameters) {</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="keywordflow">return</span> CSI + <span class="stringliteral">&quot;?&quot;</span> + Serialize(parameters) + <span class="stringliteral">&quot;l&quot;</span>;</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span>}</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span><span class="comment">// Device Status Report (DSR)</span></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span>std::string DeviceStatusReport(DSRMode ps) {</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> <span class="keywordflow">return</span> CSI + std::to_string(<span class="keywordtype">int</span>(ps)) + <span class="stringliteral">&quot;n&quot;</span>;</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span>}</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span><span class="keyword">class </span>CapturedMouseImpl : <span class="keyword">public</span> CapturedMouseInterface {</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> <span class="keyword">explicit</span> CapturedMouseImpl(std::function&lt;<span class="keywordtype">void</span>(<span class="keywordtype">void</span>)&gt; callback)</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> : callback_(std::move(callback)) {}</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> ~CapturedMouseImpl()<span class="keyword"> override </span>{ callback_(); }</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> CapturedMouseImpl(<span class="keyword">const</span> CapturedMouseImpl&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> CapturedMouseImpl(CapturedMouseImpl&amp;&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> CapturedMouseImpl&amp; operator=(<span class="keyword">const</span> CapturedMouseImpl&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> CapturedMouseImpl&amp; operator=(CapturedMouseImpl&amp;&amp;) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> </div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> std::function&lt;void(<span class="keywordtype">void</span>)&gt; callback_;</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span>};</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> </div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span>} <span class="comment">// namespace</span></div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> </div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span>ScreenInteractive::ScreenInteractive(<a class="code hl_namespace" href="namespaceDimension.html">Dimension</a> dimension,</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keywordtype">int</span> dimx,</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="keywordtype">int</span> dimy,</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <span class="keywordtype">bool</span> use_alternative_screen)</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> : Screen(dimx, dimy),</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> dimension_(dimension),</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> use_alternative_screen_(use_alternative_screen) {</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> internal_ = std::make_unique&lt;Internal&gt;(</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> [&amp;](Event event) { PostEvent(std::move(event)); });</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span>}</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> </div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span><span class="comment">// static</span></div>
<div class="foldopen" id="foldopen00284" data-start="{" data-end="}">
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"><a class="line" href="group__component.html#a267cfc2d693fa96a82ae74029214d02e"> 284</a></span><a class="code hl_class" href="group__component.html#classftxui_1_1ScreenInteractive">ScreenInteractive</a> <a class="code hl_function" href="group__component.html#a267cfc2d693fa96a82ae74029214d02e">ScreenInteractive::FixedSize</a>(<span class="keywordtype">int</span> dimx, <span class="keywordtype">int</span> dimy) {</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="keywordflow">return</span> {</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> Dimension::Fixed,</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a>,</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a>,</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="comment">/*use_alternative_screen=*/</span><span class="keyword">false</span>,</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> };</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span>}</div>
</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span><span class="comment"></span> </div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span><span class="comment">/// 创建一个占据整个终端大小的 ScreenInteractive。这使用备用屏幕缓冲区，</span></div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span><span class="comment">/// 以避免弄乱终端内容。</span></div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span><span class="comment">/// @note 这与 `ScreenInteractive::FullscreenAlternateScreen()` 相同</span></div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span><span class="comment"></span><span class="comment">// static</span></div>
<div class="foldopen" id="foldopen00297" data-start="{" data-end="}">
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"><a class="line" href="group__component.html#a53dc5c3030151713857cf1a898d0f897"> 297</a></span><a class="code hl_class" href="group__component.html#classftxui_1_1ScreenInteractive">ScreenInteractive</a> <a class="code hl_function" href="group__component.html#a53dc5c3030151713857cf1a898d0f897">ScreenInteractive::Fullscreen</a>() {</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="keywordflow">return</span> <a class="code hl_function" href="group__component.html#acad4646ece7569fd39a3a5c847ebb4a8">FullscreenAlternateScreen</a>();</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span>}</div>
</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span><span class="comment"></span> </div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span><span class="comment">/// 创建一个占据整个终端大小的 ScreenInteractive。正在使用主屏幕缓冲区。</span></div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span><span class="comment">/// 这意味着如果终端被调整大小，之前的内容可能会与终端内容混淆。</span></div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span><span class="comment"></span><span class="comment">// static</span></div>
<div class="foldopen" id="foldopen00304" data-start="{" data-end="}">
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"><a class="line" href="group__component.html#a6be13532d5bef8f566c12090db2dffba"> 304</a></span><a class="code hl_class" href="group__component.html#classftxui_1_1ScreenInteractive">ScreenInteractive</a> <a class="code hl_function" href="group__component.html#a6be13532d5bef8f566c12090db2dffba">ScreenInteractive::FullscreenPrimaryScreen</a>() {</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <span class="keyword">auto</span> terminal = <a class="code hl_function" href="group__screen.html#gad890c37601448c82ed0d5051c29e2f0c">Terminal::Size</a>();</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> <span class="keywordflow">return</span> {</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> Dimension::Fullscreen,</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> terminal.dimx,</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> terminal.dimy,</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="comment">/*use_alternative_screen=*/</span><span class="keyword">false</span>,</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> };</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span>}</div>
</div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span><span class="comment"></span> </div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span><span class="comment">/// 创建一个占据整个终端大小的 ScreenInteractive。这使用备用屏幕缓冲区，</span></div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span><span class="comment">/// 以避免弄乱终端内容。</span></div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span><span class="comment"></span><span class="comment">// static</span></div>
<div class="foldopen" id="foldopen00317" data-start="{" data-end="}">
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"><a class="line" href="group__component.html#acad4646ece7569fd39a3a5c847ebb4a8"> 317</a></span><a class="code hl_class" href="group__component.html#classftxui_1_1ScreenInteractive">ScreenInteractive</a> <a class="code hl_function" href="group__component.html#acad4646ece7569fd39a3a5c847ebb4a8">ScreenInteractive::FullscreenAlternateScreen</a>() {</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <span class="keyword">auto</span> terminal = <a class="code hl_function" href="group__screen.html#gad890c37601448c82ed0d5051c29e2f0c">Terminal::Size</a>();</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="keywordflow">return</span> {</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> Dimension::Fullscreen,</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> terminal.dimx,</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> terminal.dimy,</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <span class="comment">/*use_alternative_screen=*/</span><span class="keyword">true</span>,</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> };</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span>}</div>
</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span><span class="comment"></span> </div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span><span class="comment">/// 创建一个 ScreenInteractive，其宽度与终端输出宽度匹配，</span></div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span><span class="comment">/// 高度与正在绘制的组件匹配。</span></div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span><span class="comment"></span><span class="comment">// static</span></div>
<div class="foldopen" id="foldopen00330" data-start="{" data-end="}">
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"><a class="line" href="group__component.html#a0b7de0467b4e57ce5f337ba8634d8d13"> 330</a></span><a class="code hl_class" href="group__component.html#classftxui_1_1ScreenInteractive">ScreenInteractive</a> <a class="code hl_function" href="group__component.html#a0b7de0467b4e57ce5f337ba8634d8d13">ScreenInteractive::TerminalOutput</a>() {</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> <span class="keyword">auto</span> terminal = <a class="code hl_function" href="group__screen.html#gad890c37601448c82ed0d5051c29e2f0c">Terminal::Size</a>();</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <span class="keywordflow">return</span> {</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> Dimension::TerminalOutput,</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> terminal.dimx,</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> terminal.dimy, <span class="comment">// Best guess.</span></div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> <span class="comment">/*use_alternative_screen=*/</span><span class="keyword">false</span>,</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> };</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span>}</div>
</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> </div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span><a class="code hl_function" href="group__component.html#ae6ab8a002adc9e1303a30fb2632d0778">ScreenInteractive::~ScreenInteractive</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span><span class="comment"></span> </div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span><span class="comment">/// 创建一个 ScreenInteractive，其宽度和高度与正在绘制的组件匹配。</span></div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span><span class="comment"></span><span class="comment">// static</span></div>
<div class="foldopen" id="foldopen00344" data-start="{" data-end="}">
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"><a class="line" href="group__component.html#a4f458e443ed672c2aea9fdd96531a621"> 344</a></span><a class="code hl_class" href="group__component.html#classftxui_1_1ScreenInteractive">ScreenInteractive</a> <a class="code hl_function" href="group__component.html#a4f458e443ed672c2aea9fdd96531a621">ScreenInteractive::FitComponent</a>() {</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> <span class="keyword">auto</span> terminal = <a class="code hl_function" href="group__screen.html#gad890c37601448c82ed0d5051c29e2f0c">Terminal::Size</a>();</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> <span class="keywordflow">return</span> {</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> Dimension::FitComponent,</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> terminal.dimx, <span class="comment">// Best guess.</span></div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> terminal.dimy, <span class="comment">// Best guess.</span></div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> <span class="keyword">false</span>,</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> };</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span>}</div>
</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span><span class="comment"></span> </div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span><span class="comment">/// @brief 设置是否跟踪鼠标并报告事件。</span></div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span><span class="comment">/// 在主循环之外调用。例如 `ScreenInteractive::Loop(...)`。</span></div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span><span class="comment">/// @param enable 是否启用鼠标事件跟踪。</span></div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span><span class="comment">/// @note 这必须在主循环之外调用。例如在调用 `ScreenInteractive::Loop` 之前。</span></div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span><span class="comment">/// @note 鼠标跟踪默认启用。</span></div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span><span class="comment">/// @note 鼠标跟踪仅在支持的终端上受支持。</span></div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span><span class="comment">///</span></div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span><span class="comment">/// ### 示例</span></div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span><span class="comment">///</span></div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span><span class="comment">/// ```cpp</span></div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span><span class="comment">/// auto screen = ScreenInteractive::TerminalOutput();</span></div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span><span class="comment">/// screen.TrackMouse(false);</span></div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span><span class="comment">/// screen.Loop(component);</span></div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span><span class="comment">/// ```</span></div>
<div class="foldopen" id="foldopen00368" data-start="{" data-end="}">
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"><a class="line" href="group__component.html#ad5961c1d4caf0ba9a030e5675162a164"> 368</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#ad5961c1d4caf0ba9a030e5675162a164">ScreenInteractive::TrackMouse</a>(<span class="keywordtype">bool</span> enable) {</div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> track_mouse_ = enable;</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span>}</div>
</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span><span class="comment"></span> </div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span><span class="comment">/// @brief 启用或禁用自动管道输入处理。</span></div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span><span class="comment">/// 启用后，FTXUI 将检测管道输入并将 stdin 从 /dev/tty 重定向</span></div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span><span class="comment">/// 以进行键盘输入，从而允许应用程序读取管道数据，同时仍</span></div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span><span class="comment">/// 接收交互式键盘事件。</span></div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span><span class="comment">/// @param enable 是否启用管道输入处理。默认为 true。</span></div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span><span class="comment">/// @note 这必须在 Loop() 之前调用。</span></div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span><span class="comment">/// @note 此功能默认启用。</span></div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span><span class="comment">/// @note 此功能仅在 POSIX 系统（Linux/macOS）上可用。</span></div>
<div class="foldopen" id="foldopen00380" data-start="{" data-end="}">
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"><a class="line" href="group__component.html#a13d77f11d0631067367d82d380b04ce2"> 380</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#a13d77f11d0631067367d82d380b04ce2">ScreenInteractive::HandlePipedInput</a>(<span class="keywordtype">bool</span> enable) {</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> handle_piped_input_ = enable;</div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span>}</div>
</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span><span class="comment"></span> </div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span><span class="comment">/// @brief 向主循环添加一个任务。</span></div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span><span class="comment">/// 它将在所有其他计划任务之后执行。</span></div>
<div class="foldopen" id="foldopen00386" data-start="{" data-end="}">
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"><a class="line" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88"> 386</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">ScreenInteractive::Post</a>(<a class="code hl_typedef" href="namespaceftxui.html#aaa92a82e968c721805c62787cd000534">Task</a> task) {</div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> internal_-&gt;task_runner.<a class="code hl_function" href="classftxui_1_1task_1_1TaskRunner.html#a6265a2d99ef09d491365c21a4a703c71">PostTask</a>([<span class="keyword">this</span>, task = std::move(task)]() <span class="keyword">mutable</span> {</div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> HandleTask(component_, task);</div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> });</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span>}</div>
</div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span><span class="comment"></span> </div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span><span class="comment">/// @brief 向主循环添加一个事件。</span></div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span><span class="comment">/// 它将在所有其他计划事件之后执行。</span></div>
<div class="foldopen" id="foldopen00394" data-start="{" data-end="}">
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"><a class="line" href="group__component.html#a29e75bdaa1d5465518787ec014b2c3bf"> 394</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#a29e75bdaa1d5465518787ec014b2c3bf">ScreenInteractive::PostEvent</a>(<a class="code hl_struct" href="group__component.html#structftxui_1_1Event">Event</a> event) {</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <a class="code hl_function" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">Post</a>(event);</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span>}</div>
</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span><span class="comment"></span> </div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span><span class="comment">/// @brief 添加一个任务以再次绘制屏幕，直到所有动画完成。</span></div>
<div class="foldopen" id="foldopen00399" data-start="{" data-end="}">
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"><a class="line" href="group__component.html#ad94d3d42aba3359550759aae5bcffbe9"> 399</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#ad94d3d42aba3359550759aae5bcffbe9">ScreenInteractive::RequestAnimationFrame</a>() {</div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> <span class="keywordflow">if</span> (animation_requested_) {</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> }</div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> animation_requested_ = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> <span class="keyword">auto</span> now = animation::Clock::now();</div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> <span class="keyword">const</span> <span class="keyword">auto</span> time_histeresis = std::chrono::milliseconds(33);</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> <span class="keywordflow">if</span> (now - previous_animation_time_ &gt;= time_histeresis) {</div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> previous_animation_time_ = now;</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> }</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span>}</div>
</div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span><span class="comment"></span> </div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span><span class="comment">/// @brief 尝试获取能够捕获鼠标的唯一锁。</span></div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span><span class="comment">/// @return 如果鼠标尚未被捕获，则返回一个唯一锁，否则返回空。</span></div>
<div class="foldopen" id="foldopen00413" data-start="{" data-end="}">
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"><a class="line" href="group__component.html#aad61519d291dcc216d2ac618618a45a2"> 413</a></span><span class="comment"></span><a class="code hl_typedef" href="namespaceftxui.html#a24b663cb6b0b262055c94d3a03bdd274">CapturedMouse</a> <a class="code hl_function" href="group__component.html#aad61519d291dcc216d2ac618618a45a2">ScreenInteractive::CaptureMouse</a>() {</div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> <span class="keywordflow">if</span> (mouse_captured) {</div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> }</div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> mouse_captured = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> <span class="keywordflow">return</span> std::make_unique&lt;CapturedMouseImpl&gt;(</div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> [<span class="keyword">this</span>] { mouse_captured = <span class="keyword">false</span>; });</div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span>}</div>
</div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span><span class="comment"></span> </div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span><span class="comment">/// @brief 执行主循环。</span></div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span><span class="comment">/// @param component 要绘制的组件。</span></div>
<div class="foldopen" id="foldopen00424" data-start="{" data-end="}">
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"><a class="line" href="group__component.html#a9bd3dbd471fce0038700caaa47dddc1a"> 424</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_friend" href="group__component.html#a6f7095d721dd1dbd490d97c028eb676f">ScreenInteractive::Loop</a>(<a class="code hl_typedef" href="namespaceftxui.html#af1479ede01dbf087342534ab4ada11d3">Component</a> component) { <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> <span class="keyword">class </span><a class="code hl_class" href="group__component.html#classftxui_1_1Loop">Loop</a> loop(this, std::move(component));</div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> loop.Run();</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span>}</div>
</div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span><span class="comment"></span> </div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span><span class="comment">/// @brief 返回主循环是否已退出。</span></div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span><span class="comment"></span>bool ScreenInteractive::HasQuitted() {</div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> <span class="keywordflow">return</span> quit_;</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span>}</div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> </div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span><span class="comment">// private</span></div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span><span class="keywordtype">void</span> ScreenInteractive::PreMain() {</div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> <span class="comment">// Suspend previously active screen:</span></div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> <span class="keywordflow">if</span> (g_active_screen) {</div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> std::swap(suspended_screen_, g_active_screen);</div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> <span class="comment">// Reset cursor position to the top of the screen and clear the screen.</span></div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> suspended_screen_-&gt;ResetCursorPosition();</div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> std::cout &lt;&lt; suspended_screen_-&gt;<a class="code hl_function" href="group__screen.html#a9677c078c4270afdb7451cdc0b0871d4">ResetPosition</a>(<span class="comment">/*clear=*/</span><span class="keyword">true</span>);</div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> suspended_screen_-&gt;<a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a> = 0;</div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> suspended_screen_-&gt;<a class="code hl_variable" href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">dimy_</a> = 0;</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> </div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> <span class="comment">// Reset dimensions to force drawing the screen again next time:</span></div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> suspended_screen_-&gt;Uninstall();</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> }</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> </div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> <span class="comment">// This screen is now active:</span></div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> g_active_screen = <span class="keyword">this</span>;</div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> g_active_screen-&gt;Install();</div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> </div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> previous_animation_time_ = animation::Clock::now();</div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span>}</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> </div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span><span class="comment">// private</span></div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span><span class="keywordtype">void</span> ScreenInteractive::PostMain() {</div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> <span class="comment">// Put cursor position at the end of the drawing.</span></div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> ResetCursorPosition();</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> </div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> g_active_screen = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> </div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> <span class="comment">// Restore suspended screen.</span></div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> <span class="keywordflow">if</span> (suspended_screen_) {</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> <span class="comment">// Clear screen, and put the cursor at the beginning of the drawing.</span></div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> std::cout &lt;&lt; <a class="code hl_function" href="group__screen.html#a9677c078c4270afdb7451cdc0b0871d4">ResetPosition</a>(<span class="comment">/*clear=*/</span><span class="keyword">true</span>);</div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> <a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a> = 0;</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> <a class="code hl_variable" href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">dimy_</a> = 0;</div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> Uninstall();</div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> std::swap(g_active_screen, suspended_screen_);</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> g_active_screen-&gt;Install();</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> Uninstall();</div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> </div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> std::cout &lt;&lt; <span class="charliteral">&#39;\r&#39;</span>;</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> <span class="comment">// On final exit, keep the current drawing and reset cursor position one</span></div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> <span class="comment">// line after it.</span></div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> <span class="keywordflow">if</span> (!use_alternative_screen_) {</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> std::cout &lt;&lt; <span class="charliteral">&#39;\n&#39;</span>;</div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> std::cout &lt;&lt; std::flush;</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> }</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> }</div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span>}</div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span><span class="comment"></span> </div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span><span class="comment">/// @brief 装饰一个函数。它以相同的方式执行，但在执行期间，</span></div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span><span class="comment">/// 当前活动屏幕终端的钩子会被暂时卸载。</span></div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span><span class="comment">/// @param fn 要装饰的函数。</span></div>
<div class="foldopen" id="foldopen00488" data-start="{" data-end="}">
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"><a class="line" href="group__component.html#af9df2de690486078fea4a7151b83b089"> 488</a></span><span class="comment"></span><a class="code hl_typedef" href="namespaceftxui.html#adc2f3bfa69ce99c596a1ff1b69b04d33">Closure</a> <a class="code hl_function" href="group__component.html#af9df2de690486078fea4a7151b83b089">ScreenInteractive::WithRestoredIO</a>(<a class="code hl_typedef" href="namespaceftxui.html#adc2f3bfa69ce99c596a1ff1b69b04d33">Closure</a> fn) { <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> <span class="keywordflow">return</span> [<span class="keyword">this</span>, fn] {</div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> Uninstall();</div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span> fn();</div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> Install();</div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> };</div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span>}</div>
</div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span><span class="comment"></span> </div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span><span class="comment">/// @brief 强制 FTXUI 处理或不处理 Ctrl-C，即使组件</span></div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span><span class="comment">/// 捕获了 Event::CtrlC。</span></div>
<div class="foldopen" id="foldopen00498" data-start="{" data-end="}">
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"><a class="line" href="group__component.html#ae48c11a6c9160dc14cd5504ebe69304b"> 498</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#ae48c11a6c9160dc14cd5504ebe69304b">ScreenInteractive::ForceHandleCtrlC</a>(<span class="keywordtype">bool</span> force) {</div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> force_handle_ctrl_c_ = force;</div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span>}</div>
</div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span><span class="comment"></span> </div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span><span class="comment">/// @brief 强制 FTXUI 处理或不处理 Ctrl-Z，即使组件</span></div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span><span class="comment">/// 捕获了 Event::CtrlZ。</span></div>
<div class="foldopen" id="foldopen00504" data-start="{" data-end="}">
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"><a class="line" href="group__component.html#af1c772ab581e587daad086227435f2ec"> 504</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#af1c772ab581e587daad086227435f2ec">ScreenInteractive::ForceHandleCtrlZ</a>(<span class="keywordtype">bool</span> force) {</div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> force_handle_ctrl_z_ = force;</div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span>}</div>
</div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span><span class="comment"></span> </div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span><span class="comment">/// @brief 返回当前选择的内容</span></div>
<div class="foldopen" id="foldopen00509" data-start="{" data-end="}">
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"><a class="line" href="group__component.html#ac25769e248caa01d336f5eaa79cd6160"> 509</a></span><span class="comment"></span>std::string <a class="code hl_function" href="group__component.html#ac25769e248caa01d336f5eaa79cd6160">ScreenInteractive::GetSelection</a>() {</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> <span class="keywordflow">if</span> (!selection_) {</div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> <span class="keywordflow">return</span> <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> }</div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> <span class="keywordflow">return</span> selection_-&gt;GetParts();</div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span>}</div>
</div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> </div>
<div class="foldopen" id="foldopen00516" data-start="{" data-end="}">
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"><a class="line" href="group__component.html#ad6daabb2df61b6be6f0b2a8950ac3281"> 516</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#ad6daabb2df61b6be6f0b2a8950ac3281">ScreenInteractive::SelectionChange</a>(std::function&lt;<span class="keywordtype">void</span>()&gt; callback) {</div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> selection_on_change_ = std::move(callback);</div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span>}</div>
</div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span><span class="comment"></span> </div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span><span class="comment">/// @brief 返回当前活动屏幕，如果没有则返回空。</span></div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span><span class="comment"></span><span class="comment">// static</span></div>
<div class="foldopen" id="foldopen00522" data-start="{" data-end="}">
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"><a class="line" href="group__component.html#a9dc30615370889030396a239ceee2a77"> 522</a></span><a class="code hl_class" href="group__component.html#classftxui_1_1ScreenInteractive">ScreenInteractive</a>* <a class="code hl_function" href="group__component.html#a9dc30615370889030396a239ceee2a77">ScreenInteractive::Active</a>() {</div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> <span class="keywordflow">return</span> g_active_screen;</div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span>}</div>
</div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> </div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span><span class="comment">// private</span></div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span><span class="keywordtype">void</span> ScreenInteractive::Install() {</div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> frame_valid_ = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> </div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> <span class="comment">// Flush the buffer for stdout to ensure whatever the user has printed before</span></div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> <span class="comment">// is fully applied before we start modifying the terminal configuration. This</span></div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> <span class="comment">// is important, because we are using two different channels (stdout vs</span></div>
<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"> 533</span> <span class="comment">// termios/WinAPI) to communicate with the terminal emulator below. See</span></div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> <span class="comment">// https://github.com/ArthurSonzogni/FTXUI/issues/846</span></div>
<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> Flush();</div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> </div>
<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span> InstallPipedInputHandling();</div>
<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span> </div>
<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span> <span class="comment">// After uninstalling the new configuration, flush it to the terminal to</span></div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> <span class="comment">// ensure it is fully applied:</span></div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> on_exit_functions.emplace([] { Flush(); });</div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> </div>
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> on_exit_functions.emplace([<span class="keyword">this</span>] { <a class="code hl_function" href="group__component.html#ae295157a88e6300609df83769ed885f2">ExitLoopClosure</a>()(); });</div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> </div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> <span class="comment">// Request the terminal to report the current cursor shape. We will restore it</span></div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> <span class="comment">// on exit.</span></div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> std::cout &lt;&lt; DECRQSS_DECSCUSR;</div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> on_exit_functions.emplace([<span class="keyword">this</span>] {</div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> std::cout &lt;&lt; <span class="stringliteral">&quot;\033[?25h&quot;</span>; <span class="comment">// Enable cursor.</span></div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> std::cout &lt;&lt; <span class="stringliteral">&quot;\033[&quot;</span> + std::to_string(cursor_reset_shape_) + <span class="stringliteral">&quot; q&quot;</span>;</div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> });</div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> </div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> <span class="comment">// Install signal handlers to restore the terminal state on exit. The default</span></div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> <span class="comment">// signal handlers are restored on exit.</span></div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> signal : {SIGTERM, SIGSEGV, SIGINT, SIGILL, SIGABRT, SIGFPE}) {</div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> InstallSignalHandler(signal);</div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> }</div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> </div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span><span class="comment">// Save the old terminal configuration and restore it on exit.</span></div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span><span class="preprocessor">#if defined(_WIN32)</span></div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> <span class="comment">// Enable VT processing on stdout and stdin</span></div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> <span class="keyword">auto</span> stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);</div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> <span class="keyword">auto</span> stdin_handle = GetStdHandle(STD_INPUT_HANDLE);</div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> </div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> DWORD out_mode = 0;</div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> DWORD in_mode = 0;</div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> GetConsoleMode(stdout_handle, &amp;out_mode);</div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> GetConsoleMode(stdin_handle, &amp;in_mode);</div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> on_exit_functions.push([=] { SetConsoleMode(stdout_handle, out_mode); });</div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> on_exit_functions.push([=] { SetConsoleMode(stdin_handle, in_mode); });</div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> </div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> <span class="comment">// https://docs.microsoft.com/en-us/windows/console/setconsolemode</span></div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> <span class="keyword">const</span> <span class="keywordtype">int</span> enable_virtual_terminal_processing = 0x0004;</div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> <span class="keyword">const</span> <span class="keywordtype">int</span> disable_newline_auto_return = 0x0008;</div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> out_mode |= enable_virtual_terminal_processing;</div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> out_mode |= disable_newline_auto_return;</div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> </div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> <span class="comment">// https://docs.microsoft.com/en-us/windows/console/setconsolemode</span></div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> <span class="keyword">const</span> <span class="keywordtype">int</span> enable_line_input = 0x0002;</div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> <span class="keyword">const</span> <span class="keywordtype">int</span> enable_echo_input = 0x0004;</div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> <span class="keyword">const</span> <span class="keywordtype">int</span> enable_virtual_terminal_input = 0x0200;</div>
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> <span class="keyword">const</span> <span class="keywordtype">int</span> enable_window_input = 0x0008;</div>
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> in_mode &amp;= ~enable_echo_input;</div>
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> in_mode &amp;= ~enable_line_input;</div>
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> in_mode |= enable_virtual_terminal_input;</div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> in_mode |= enable_window_input;</div>
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> </div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> SetConsoleMode(stdin_handle, in_mode);</div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> SetConsoleMode(stdout_handle, out_mode);</div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span><span class="preprocessor">#else </span><span class="comment">// POSIX (Linux &amp; Mac)</span></div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> <span class="comment">// #if defined(__EMSCRIPTEN__)</span><span class="comment"></span></div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span><span class="comment"> //// Reading stdin isn&#39;t blocking.</span></div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span><span class="comment"></span> <span class="comment">// int flags = fcntl(0, F_GETFL, 0);</span></div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> <span class="comment">// fcntl(0, F_SETFL, flags | O_NONBLOCK);</span></div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span><span class="comment"></span> </div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span><span class="comment"> //// Restore the terminal configuration on exit.</span></div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span><span class="comment"></span> <span class="comment">// on_exit_functions.emplace([flags] { fcntl(0, F_SETFL, flags); });</span></div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> <span class="comment">// #endif</span></div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> signal : {SIGWINCH, SIGTSTP}) {</div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> InstallSignalHandler(signal);</div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> }</div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> </div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> <span class="keyword">struct </span>termios terminal; <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> tcgetattr(tty_fd_, &amp;terminal);</div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> on_exit_functions.emplace([terminal = terminal, tty_fd_ = tty_fd_] {</div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> tcsetattr(tty_fd_, TCSANOW, &amp;terminal);</div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> });</div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> </div>
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno"> 609</span> <span class="comment">// Enabling raw terminal input mode</span></div>
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno"> 610</span> terminal.c_iflag &amp;= ~IGNBRK; <span class="comment">// Disable ignoring break condition</span></div>
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</span> terminal.c_iflag &amp;= ~BRKINT; <span class="comment">// Disable break causing input and output to be</span></div>
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span> <span class="comment">// flushed</span></div>
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span> terminal.c_iflag &amp;= ~PARMRK; <span class="comment">// Disable marking parity errors.</span></div>
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span> terminal.c_iflag &amp;= ~ISTRIP; <span class="comment">// Disable striping 8th bit off characters.</span></div>
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span> terminal.c_iflag &amp;= ~INLCR; <span class="comment">// Disable mapping NL to CR.</span></div>
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span> terminal.c_iflag &amp;= ~IGNCR; <span class="comment">// Disable ignoring CR.</span></div>
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span> terminal.c_iflag &amp;= ~ICRNL; <span class="comment">// Disable mapping CR to NL.</span></div>
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span> terminal.c_iflag &amp;= ~IXON; <span class="comment">// Disable XON/XOFF flow control on output</span></div>
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno"> 619</span> </div>
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno"> 620</span> terminal.c_lflag &amp;= ~ECHO; <span class="comment">// Disable echoing input characters.</span></div>
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno"> 621</span> terminal.c_lflag &amp;= ~ECHONL; <span class="comment">// Disable echoing new line characters.</span></div>
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"> 622</span> terminal.c_lflag &amp;= ~ICANON; <span class="comment">// Disable Canonical mode.</span></div>
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno"> 623</span> terminal.c_lflag &amp;= ~ISIG; <span class="comment">// Disable sending signal when hitting:</span></div>
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno"> 624</span> <span class="comment">// - =&gt; DSUSP</span></div>
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno"> 625</span> <span class="comment">// - C-Z =&gt; SUSP</span></div>
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno"> 626</span> <span class="comment">// - C-C =&gt; INTR</span></div>
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno"> 627</span> <span class="comment">// - C-d =&gt; QUIT</span></div>
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno"> 628</span> terminal.c_lflag &amp;= ~IEXTEN; <span class="comment">// Disable extended input processing</span></div>
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno"> 629</span> terminal.c_cflag |= CS8; <span class="comment">// 8 bits per byte</span></div>
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno"> 630</span> </div>
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"> 631</span> terminal.c_cc[VMIN] = 0; <span class="comment">// Minimum number of characters for non-canonical</span></div>
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span> <span class="comment">// read.</span></div>
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> terminal.c_cc[VTIME] = 0; <span class="comment">// Timeout in deciseconds for non-canonical read.</span></div>
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span> </div>
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span> tcsetattr(tty_fd_, TCSANOW, &amp;terminal);</div>
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span> </div>
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span> </div>
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span> <span class="keyword">auto</span> enable = [&amp;](<span class="keyword">const</span> std::vector&lt;DECMode&gt;&amp; parameters) {</div>
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span> std::cout &lt;&lt; Set(parameters);</div>
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span> on_exit_functions.emplace([=] { std::cout &lt;&lt; Reset(parameters); });</div>
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span> };</div>
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span> </div>
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span> <span class="keyword">auto</span> disable = [&amp;](<span class="keyword">const</span> std::vector&lt;DECMode&gt;&amp; parameters) {</div>
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno"> 645</span> std::cout &lt;&lt; Reset(parameters);</div>
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span> on_exit_functions.emplace([=] { std::cout &lt;&lt; Set(parameters); });</div>
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span> };</div>
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span> </div>
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span> <span class="keywordflow">if</span> (use_alternative_screen_) {</div>
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> enable({</div>
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span> DECMode::kAlternateScreen,</div>
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> });</div>
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span> }</div>
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span> </div>
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> disable({</div>
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno"> 656</span> <span class="comment">// DECMode::kCursor,</span></div>
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno"> 657</span> DECMode::kLineWrap,</div>
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno"> 658</span> });</div>
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno"> 659</span> </div>
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span> <span class="keywordflow">if</span> (track_mouse_) {</div>
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span> enable({DECMode::kMouseVt200});</div>
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno"> 662</span> enable({DECMode::kMouseAnyEvent});</div>
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno"> 663</span> enable({DECMode::kMouseUrxvtMode});</div>
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno"> 664</span> enable({DECMode::kMouseSgrExtMode});</div>
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno"> 665</span> }</div>
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno"> 666</span> </div>
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno"> 667</span> <span class="comment">// After installing the new configuration, flush it to the terminal to</span></div>
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno"> 668</span> <span class="comment">// ensure it is fully applied:</span></div>
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno"> 669</span> Flush();</div>
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno"> 670</span> </div>
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno"> 671</span> quit_ = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno"> 672</span> </div>
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno"> 673</span> PostAnimationTask();</div>
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno"> 674</span>}</div>
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span> </div>
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span><span class="keywordtype">void</span> ScreenInteractive::InstallPipedInputHandling() {</div>
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span><span class="preprocessor">#if !defined(_WIN32) &amp;&amp; !defined(__EMSCRIPTEN__)</span></div>
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno"> 678</span> tty_fd_ = STDIN_FILENO;</div>
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno"> 679</span> <span class="comment">// Handle piped input redirection if explicitly enabled by the application.</span></div>
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno"> 680</span> <span class="comment">// This allows applications to read data from stdin while still receiving</span></div>
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno"> 681</span> <span class="comment">// keyboard input from the terminal for interactive use.</span></div>
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno"> 682</span> <span class="keywordflow">if</span> (!handle_piped_input_) {</div>
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno"> 683</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"> 684</span> }</div>
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno"> 685</span> </div>
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno"> 686</span> <span class="comment">// If stdin is a terminal, we don&#39;t need to open /dev/tty.</span></div>
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno"> 687</span> <span class="keywordflow">if</span> (isatty(STDIN_FILENO)) {</div>
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno"> 688</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno"> 689</span> }</div>
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno"> 690</span> </div>
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno"> 691</span> <span class="comment">// Open /dev/tty for keyboard input.</span></div>
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno"> 692</span> tty_fd_ = open(<span class="stringliteral">&quot;/dev/tty&quot;</span>, O_RDONLY);</div>
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno"> 693</span> <span class="keywordflow">if</span> (tty_fd_ &lt; 0) {</div>
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno"> 694</span> <span class="comment">// Failed to open /dev/tty (containers, headless systems, etc.)</span></div>
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno"> 695</span> tty_fd_ = STDIN_FILENO; <span class="comment">// Fallback to stdin.</span></div>
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno"> 696</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno"> 697</span> }</div>
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno"> 698</span> </div>
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno"> 699</span> <span class="comment">// Close the /dev/tty file descriptor on exit.</span></div>
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno"> 700</span> on_exit_functions.emplace([<span class="keyword">this</span>] {</div>
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno"> 701</span> close(tty_fd_);</div>
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno"> 702</span> tty_fd_ = -1;</div>
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno"> 703</span> });</div>
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno"> 704</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno"> 705</span>}</div>
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno"> 706</span> </div>
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno"> 707</span><span class="comment">// private</span></div>
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno"> 708</span><span class="keywordtype">void</span> ScreenInteractive::Uninstall() {</div>
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno"> 709</span> ExitNow();</div>
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno"> 710</span> OnExit();</div>
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno"> 711</span>}</div>
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno"> 712</span> </div>
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno"> 713</span><span class="comment">// private</span></div>
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno"> 714</span><span class="comment">// NOLINTNEXTLINE</span></div>
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno"> 715</span><span class="keywordtype">void</span> ScreenInteractive::RunOnceBlocking(<a class="code hl_typedef" href="namespaceftxui.html#af1479ede01dbf087342534ab4ada11d3">Component</a> component) {</div>
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno"> 716</span> <span class="comment">// Set FPS to 60 at most.</span></div>
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno"> 717</span> <span class="keyword">const</span> <span class="keyword">auto</span> time_per_frame = std::chrono::microseconds(16666); <span class="comment">// 1s / 60fps</span></div>
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno"> 718</span> </div>
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno"> 719</span> <span class="keyword">auto</span> time = std::chrono::steady_clock::now();</div>
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno"> 720</span> <span class="keywordtype">size_t</span> executed_task = internal_-&gt;task_runner.<a class="code hl_function" href="classftxui_1_1task_1_1TaskRunner.html#aab6716a5f504f5985e73fb6d2b0dd677">ExecutedTasks</a>();</div>
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno"> 721</span> </div>
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno"> 722</span> <span class="comment">// Wait for at least one task to execute.</span></div>
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno"> 723</span> <span class="keywordflow">while</span> (executed_task == internal_-&gt;task_runner.<a class="code hl_function" href="classftxui_1_1task_1_1TaskRunner.html#aab6716a5f504f5985e73fb6d2b0dd677">ExecutedTasks</a>() &amp;&amp;</div>
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno"> 724</span> !HasQuitted()) {</div>
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno"> 725</span> RunOnce(component);</div>
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno"> 726</span> </div>
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno"> 727</span> <span class="keyword">const</span> <span class="keyword">auto</span> now = std::chrono::steady_clock::now();</div>
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno"> 728</span> <span class="keyword">const</span> <span class="keyword">auto</span> delta = now - time;</div>
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno"> 729</span> time = now;</div>
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno"> 730</span> </div>
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno"> 731</span> <span class="keywordflow">if</span> (delta &lt; time_per_frame) {</div>
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno"> 732</span> <span class="keyword">const</span> <span class="keyword">auto</span> sleep_duration = time_per_frame - delta;</div>
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno"> 733</span> std::this_thread::sleep_for(sleep_duration);</div>
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno"> 734</span> }</div>
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno"> 735</span> }</div>
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno"> 736</span>}</div>
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno"> 737</span> </div>
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno"> 738</span><span class="comment">// private</span></div>
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno"> 739</span><span class="keywordtype">void</span> ScreenInteractive::RunOnce(<a class="code hl_typedef" href="namespaceftxui.html#af1479ede01dbf087342534ab4ada11d3">Component</a> component) {</div>
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno"> 740</span> AutoReset set_component(&amp;component_, component);</div>
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno"> 741</span> ExecuteSignalHandlers();</div>
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno"> 742</span> FetchTerminalEvents();</div>
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno"> 743</span> </div>
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno"> 744</span> <span class="comment">// Execute the pending tasks from the queue.</span></div>
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno"> 745</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> executed_task = internal_-&gt;task_runner.<a class="code hl_function" href="classftxui_1_1task_1_1TaskRunner.html#aab6716a5f504f5985e73fb6d2b0dd677">ExecutedTasks</a>();</div>
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno"> 746</span> internal_-&gt;task_runner.<a class="code hl_function" href="classftxui_1_1task_1_1TaskRunner.html#a7865ea610276e71d61633de0aab71753">RunUntilIdle</a>();</div>
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno"> 747</span> <span class="comment">// If no executed task, we can return early without redrawing the screen.</span></div>
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno"> 748</span> <span class="keywordflow">if</span> (executed_task == internal_-&gt;task_runner.<a class="code hl_function" href="classftxui_1_1task_1_1TaskRunner.html#aab6716a5f504f5985e73fb6d2b0dd677">ExecutedTasks</a>()) {</div>
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno"> 749</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno"> 750</span> }</div>
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno"> 751</span> </div>
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno"> 752</span> ExecuteSignalHandlers();</div>
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno"> 753</span> Draw(component);</div>
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno"> 754</span> </div>
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno"> 755</span> <span class="keywordflow">if</span> (selection_data_previous_ != selection_data_) {</div>
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno"> 756</span> selection_data_previous_ = selection_data_;</div>
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno"> 757</span> <span class="keywordflow">if</span> (selection_on_change_) {</div>
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno"> 758</span> selection_on_change_();</div>
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno"> 759</span> <a class="code hl_function" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">Post</a>(<a class="code hl_variable" href="group__component.html#a699872f2a6d8607d714be174e9435290">Event::Custom</a>);</div>
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno"> 760</span> }</div>
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno"> 761</span> }</div>
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno"> 762</span>}</div>
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno"> 763</span> </div>
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno"> 764</span><span class="comment">// private</span></div>
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno"> 765</span><span class="comment">// NOLINTNEXTLINE</span></div>
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno"> 766</span><span class="keywordtype">void</span> ScreenInteractive::HandleTask(<a class="code hl_typedef" href="namespaceftxui.html#af1479ede01dbf087342534ab4ada11d3">Component</a> component, <a class="code hl_typedef" href="namespaceftxui.html#aaa92a82e968c721805c62787cd000534">Task</a>&amp; task) {</div>
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno"> 767</span> std::visit(</div>
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno"> 768</span> [&amp;](<span class="keyword">auto</span>&amp;&amp; arg) {</div>
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno"> 769</span> <span class="keyword">using </span>T = std::decay_t&lt;<span class="keyword">decltype</span>(arg)&gt;;</div>
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno"> 770</span> </div>
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno"> 771</span> <span class="comment">// clang-format off</span></div>
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno"> 772</span> <span class="comment">// Handle Event.</span></div>
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno"> 773</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span> (std::is_same_v&lt;T, Event&gt;) {</div>
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno"> 774</span> </div>
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno"> 775</span> <span class="keywordflow">if</span> (arg.is_cursor_position()) {</div>
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno"> 776</span> cursor_x_ = arg.cursor_x();</div>
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno"> 777</span> cursor_y_ = arg.cursor_y();</div>
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno"> 778</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00779" name="l00779"></a><span class="lineno"> 779</span> }</div>
<div class="line"><a id="l00780" name="l00780"></a><span class="lineno"> 780</span> </div>
<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"> 781</span> <span class="keywordflow">if</span> (arg.is_cursor_shape()) {</div>
<div class="line"><a id="l00782" name="l00782"></a><span class="lineno"> 782</span> cursor_reset_shape_= arg.cursor_shape();</div>
<div class="line"><a id="l00783" name="l00783"></a><span class="lineno"> 783</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00784" name="l00784"></a><span class="lineno"> 784</span> }</div>
<div class="line"><a id="l00785" name="l00785"></a><span class="lineno"> 785</span> </div>
<div class="line"><a id="l00786" name="l00786"></a><span class="lineno"> 786</span> <span class="keywordflow">if</span> (arg.is_mouse()) {</div>
<div class="line"><a id="l00787" name="l00787"></a><span class="lineno"> 787</span> arg.mouse().x -= cursor_x_;</div>
<div class="line"><a id="l00788" name="l00788"></a><span class="lineno"> 788</span> arg.mouse().y -= cursor_y_;</div>
<div class="line"><a id="l00789" name="l00789"></a><span class="lineno"> 789</span> }</div>
<div class="line"><a id="l00790" name="l00790"></a><span class="lineno"> 790</span> </div>
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno"> 791</span> arg.screen_ = <span class="keyword">this</span>;</div>
<div class="line"><a id="l00792" name="l00792"></a><span class="lineno"> 792</span> </div>
<div class="line"><a id="l00793" name="l00793"></a><span class="lineno"> 793</span> <span class="keywordtype">bool</span> handled = component-&gt;OnEvent(arg);</div>
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno"> 794</span> </div>
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno"> 795</span> handled = HandleSelection(handled, arg);</div>
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno"> 796</span> </div>
<div class="line"><a id="l00797" name="l00797"></a><span class="lineno"> 797</span> <span class="keywordflow">if</span> (arg == <a class="code hl_variable" href="group__component.html#a038a33c469a2e4474d08d637e37f660d">Event::CtrlC</a> &amp;&amp; (!handled || force_handle_ctrl_c_)) {</div>
<div class="line"><a id="l00798" name="l00798"></a><span class="lineno"> 798</span> RecordSignal(SIGABRT);</div>
<div class="line"><a id="l00799" name="l00799"></a><span class="lineno"> 799</span> }</div>
<div class="line"><a id="l00800" name="l00800"></a><span class="lineno"> 800</span> </div>
<div class="line"><a id="l00801" name="l00801"></a><span class="lineno"> 801</span><span class="preprocessor">#if !defined(_WIN32)</span></div>
<div class="line"><a id="l00802" name="l00802"></a><span class="lineno"> 802</span> <span class="keywordflow">if</span> (arg == <a class="code hl_variable" href="group__component.html#a22ef83103e0443ba82acc19f24f729bc">Event::CtrlZ</a> &amp;&amp; (!handled || force_handle_ctrl_z_)) {</div>
<div class="line"><a id="l00803" name="l00803"></a><span class="lineno"> 803</span> RecordSignal(SIGTSTP);</div>
<div class="line"><a id="l00804" name="l00804"></a><span class="lineno"> 804</span> }</div>
<div class="line"><a id="l00805" name="l00805"></a><span class="lineno"> 805</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00806" name="l00806"></a><span class="lineno"> 806</span> </div>
<div class="line"><a id="l00807" name="l00807"></a><span class="lineno"> 807</span> frame_valid_ = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00808" name="l00808"></a><span class="lineno"> 808</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00809" name="l00809"></a><span class="lineno"> 809</span> }</div>
<div class="line"><a id="l00810" name="l00810"></a><span class="lineno"> 810</span> </div>
<div class="line"><a id="l00811" name="l00811"></a><span class="lineno"> 811</span> <span class="comment">// Handle callback</span></div>
<div class="line"><a id="l00812" name="l00812"></a><span class="lineno"> 812</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span> (std::is_same_v&lt;T, Closure&gt;) {</div>
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"> 813</span> arg();</div>
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno"> 814</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00815" name="l00815"></a><span class="lineno"> 815</span> }</div>
<div class="line"><a id="l00816" name="l00816"></a><span class="lineno"> 816</span> </div>
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno"> 817</span> <span class="comment">// Handle Animation</span></div>
<div class="line"><a id="l00818" name="l00818"></a><span class="lineno"> 818</span> <span class="keywordflow">if</span> <span class="keyword">constexpr</span> (std::is_same_v&lt;T, AnimationTask&gt;) {</div>
<div class="line"><a id="l00819" name="l00819"></a><span class="lineno"> 819</span> <span class="keywordflow">if</span> (!animation_requested_) {</div>
<div class="line"><a id="l00820" name="l00820"></a><span class="lineno"> 820</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00821" name="l00821"></a><span class="lineno"> 821</span> }</div>
<div class="line"><a id="l00822" name="l00822"></a><span class="lineno"> 822</span> </div>
<div class="line"><a id="l00823" name="l00823"></a><span class="lineno"> 823</span> animation_requested_ = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00824" name="l00824"></a><span class="lineno"> 824</span> <span class="keyword">const</span> <a class="code hl_typedef" href="namespaceftxui_1_1animation.html#a97ee0a9619acebafade22a9b7b0de667">animation::TimePoint</a> now = animation::Clock::now();</div>
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno"> 825</span> <span class="keyword">const</span> <a class="code hl_typedef" href="namespaceftxui_1_1animation.html#a3c06579c86b609bce4a9a097b23cd739">animation::Duration</a> delta = now - previous_animation_time_;</div>
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno"> 826</span> previous_animation_time_ = now;</div>
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno"> 827</span> </div>
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno"> 828</span> animation::Params params(delta);</div>
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno"> 829</span> component-&gt;OnAnimation(params);</div>
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno"> 830</span> frame_valid_ = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno"> 831</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno"> 832</span> }</div>
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno"> 833</span> },</div>
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno"> 834</span> task);</div>
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno"> 835</span> <span class="comment">// clang-format on</span></div>
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno"> 836</span>}</div>
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"> 837</span> </div>
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno"> 838</span><span class="comment">// private</span></div>
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno"> 839</span><span class="keywordtype">bool</span> ScreenInteractive::HandleSelection(<span class="keywordtype">bool</span> handled, Event event) {</div>
<div class="line"><a id="l00840" name="l00840"></a><span class="lineno"> 840</span> <span class="keywordflow">if</span> (handled) {</div>
<div class="line"><a id="l00841" name="l00841"></a><span class="lineno"> 841</span> selection_pending_ = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00842" name="l00842"></a><span class="lineno"> 842</span> selection_data_.empty = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00843" name="l00843"></a><span class="lineno"> 843</span> selection_ = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00844" name="l00844"></a><span class="lineno"> 844</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00845" name="l00845"></a><span class="lineno"> 845</span> }</div>
<div class="line"><a id="l00846" name="l00846"></a><span class="lineno"> 846</span> </div>
<div class="line"><a id="l00847" name="l00847"></a><span class="lineno"> 847</span> <span class="keywordflow">if</span> (!event.is_mouse()) {</div>
<div class="line"><a id="l00848" name="l00848"></a><span class="lineno"> 848</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00849" name="l00849"></a><span class="lineno"> 849</span> }</div>
<div class="line"><a id="l00850" name="l00850"></a><span class="lineno"> 850</span> </div>
<div class="line"><a id="l00851" name="l00851"></a><span class="lineno"> 851</span> <span class="keyword">auto</span>&amp; mouse = <span class="keyword">event</span>.mouse();</div>
<div class="line"><a id="l00852" name="l00852"></a><span class="lineno"> 852</span> <span class="keywordflow">if</span> (mouse.button != <a class="code hl_enumvalue" href="group__component.html#a03bfec859eac87be20f8952c1eb89de0a9d4d8b0b72fc2659da772d761a3c5ecb">Mouse::Left</a>) {</div>
<div class="line"><a id="l00853" name="l00853"></a><span class="lineno"> 853</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00854" name="l00854"></a><span class="lineno"> 854</span> }</div>
<div class="line"><a id="l00855" name="l00855"></a><span class="lineno"> 855</span> </div>
<div class="line"><a id="l00856" name="l00856"></a><span class="lineno"> 856</span> <span class="keywordflow">if</span> (mouse.motion == <a class="code hl_enumvalue" href="group__component.html#a099c889d2b948b264c7a665b66e3a9b6a05f4abb2322aa023aba9570c327aff25">Mouse::Pressed</a>) {</div>
<div class="line"><a id="l00857" name="l00857"></a><span class="lineno"> 857</span> selection_pending_ = <a class="code hl_function" href="group__component.html#aad61519d291dcc216d2ac618618a45a2">CaptureMouse</a>();</div>
<div class="line"><a id="l00858" name="l00858"></a><span class="lineno"> 858</span> selection_data_.start_x = mouse.x;</div>
<div class="line"><a id="l00859" name="l00859"></a><span class="lineno"> 859</span> selection_data_.start_y = mouse.y;</div>
<div class="line"><a id="l00860" name="l00860"></a><span class="lineno"> 860</span> selection_data_.end_x = mouse.x;</div>
<div class="line"><a id="l00861" name="l00861"></a><span class="lineno"> 861</span> selection_data_.end_y = mouse.y;</div>
<div class="line"><a id="l00862" name="l00862"></a><span class="lineno"> 862</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00863" name="l00863"></a><span class="lineno"> 863</span> }</div>
<div class="line"><a id="l00864" name="l00864"></a><span class="lineno"> 864</span> </div>
<div class="line"><a id="l00865" name="l00865"></a><span class="lineno"> 865</span> <span class="keywordflow">if</span> (!selection_pending_) {</div>
<div class="line"><a id="l00866" name="l00866"></a><span class="lineno"> 866</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00867" name="l00867"></a><span class="lineno"> 867</span> }</div>
<div class="line"><a id="l00868" name="l00868"></a><span class="lineno"> 868</span> </div>
<div class="line"><a id="l00869" name="l00869"></a><span class="lineno"> 869</span> <span class="keywordflow">if</span> (mouse.motion == <a class="code hl_enumvalue" href="group__component.html#a099c889d2b948b264c7a665b66e3a9b6a9bf35ab1cecfbb50d8f1d708a4921fc6">Mouse::Moved</a>) {</div>
<div class="line"><a id="l00870" name="l00870"></a><span class="lineno"> 870</span> <span class="keywordflow">if</span> ((mouse.x != selection_data_.end_x) ||</div>
<div class="line"><a id="l00871" name="l00871"></a><span class="lineno"> 871</span> (mouse.y != selection_data_.end_y)) {</div>
<div class="line"><a id="l00872" name="l00872"></a><span class="lineno"> 872</span> selection_data_.end_x = mouse.x;</div>
<div class="line"><a id="l00873" name="l00873"></a><span class="lineno"> 873</span> selection_data_.end_y = mouse.y;</div>
<div class="line"><a id="l00874" name="l00874"></a><span class="lineno"> 874</span> selection_data_.empty = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00875" name="l00875"></a><span class="lineno"> 875</span> }</div>
<div class="line"><a id="l00876" name="l00876"></a><span class="lineno"> 876</span> </div>
<div class="line"><a id="l00877" name="l00877"></a><span class="lineno"> 877</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00878" name="l00878"></a><span class="lineno"> 878</span> }</div>
<div class="line"><a id="l00879" name="l00879"></a><span class="lineno"> 879</span> </div>
<div class="line"><a id="l00880" name="l00880"></a><span class="lineno"> 880</span> <span class="keywordflow">if</span> (mouse.motion == <a class="code hl_enumvalue" href="group__component.html#a099c889d2b948b264c7a665b66e3a9b6ad9417ac74f0134b9577d1d85cf422c25">Mouse::Released</a>) {</div>
<div class="line"><a id="l00881" name="l00881"></a><span class="lineno"> 881</span> selection_pending_ = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00882" name="l00882"></a><span class="lineno"> 882</span> selection_data_.end_x = mouse.x;</div>
<div class="line"><a id="l00883" name="l00883"></a><span class="lineno"> 883</span> selection_data_.end_y = mouse.y;</div>
<div class="line"><a id="l00884" name="l00884"></a><span class="lineno"> 884</span> selection_data_.empty = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00885" name="l00885"></a><span class="lineno"> 885</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00886" name="l00886"></a><span class="lineno"> 886</span> }</div>
<div class="line"><a id="l00887" name="l00887"></a><span class="lineno"> 887</span> </div>
<div class="line"><a id="l00888" name="l00888"></a><span class="lineno"> 888</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00889" name="l00889"></a><span class="lineno"> 889</span>}</div>
<div class="line"><a id="l00890" name="l00890"></a><span class="lineno"> 890</span> </div>
<div class="line"><a id="l00891" name="l00891"></a><span class="lineno"> 891</span><span class="comment">// private</span></div>
<div class="line"><a id="l00892" name="l00892"></a><span class="lineno"> 892</span><span class="comment">// NOLINTNEXTLINE</span></div>
<div class="line"><a id="l00893" name="l00893"></a><span class="lineno"> 893</span><span class="keywordtype">void</span> ScreenInteractive::Draw(<a class="code hl_typedef" href="namespaceftxui.html#af1479ede01dbf087342534ab4ada11d3">Component</a> component) {</div>
<div class="line"><a id="l00894" name="l00894"></a><span class="lineno"> 894</span> <span class="keywordflow">if</span> (frame_valid_) {</div>
<div class="line"><a id="l00895" name="l00895"></a><span class="lineno"> 895</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00896" name="l00896"></a><span class="lineno"> 896</span> }</div>
<div class="line"><a id="l00897" name="l00897"></a><span class="lineno"> 897</span> <span class="keyword">auto</span> document = component-&gt;Render();</div>
<div class="line"><a id="l00898" name="l00898"></a><span class="lineno"> 898</span> <span class="keywordtype">int</span> <a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a> = 0;</div>
<div class="line"><a id="l00899" name="l00899"></a><span class="lineno"> 899</span> <span class="keywordtype">int</span> <a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a> = 0;</div>
<div class="line"><a id="l00900" name="l00900"></a><span class="lineno"> 900</span> <span class="keyword">auto</span> terminal = <a class="code hl_function" href="group__screen.html#gad890c37601448c82ed0d5051c29e2f0c">Terminal::Size</a>();</div>
<div class="line"><a id="l00901" name="l00901"></a><span class="lineno"> 901</span> document-&gt;ComputeRequirement();</div>
<div class="line"><a id="l00902" name="l00902"></a><span class="lineno"> 902</span> <span class="keywordflow">switch</span> (dimension_) {</div>
<div class="line"><a id="l00903" name="l00903"></a><span class="lineno"> 903</span> <span class="keywordflow">case</span> Dimension::Fixed:</div>
<div class="line"><a id="l00904" name="l00904"></a><span class="lineno"> 904</span> <a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a> = <a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a>;</div>
<div class="line"><a id="l00905" name="l00905"></a><span class="lineno"> 905</span> <a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a> = <a class="code hl_variable" href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">dimy_</a>;</div>
<div class="line"><a id="l00906" name="l00906"></a><span class="lineno"> 906</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00907" name="l00907"></a><span class="lineno"> 907</span> <span class="keywordflow">case</span> Dimension::TerminalOutput:</div>
<div class="line"><a id="l00908" name="l00908"></a><span class="lineno"> 908</span> <a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a> = terminal.dimx;</div>
<div class="line"><a id="l00909" name="l00909"></a><span class="lineno"> 909</span> <a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a> = <a class="code hl_function" href="namespaceftxui_1_1util.html#aab9f0232e41c960b4a09629eac33aef3">util::clamp</a>(document-&gt;requirement().min_y, 0, terminal.dimy);</div>
<div class="line"><a id="l00910" name="l00910"></a><span class="lineno"> 910</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00911" name="l00911"></a><span class="lineno"> 911</span> <span class="keywordflow">case</span> Dimension::Fullscreen:</div>
<div class="line"><a id="l00912" name="l00912"></a><span class="lineno"> 912</span> <a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a> = terminal.dimx;</div>
<div class="line"><a id="l00913" name="l00913"></a><span class="lineno"> 913</span> <a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a> = terminal.dimy;</div>
<div class="line"><a id="l00914" name="l00914"></a><span class="lineno"> 914</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00915" name="l00915"></a><span class="lineno"> 915</span> <span class="keywordflow">case</span> Dimension::FitComponent:</div>
<div class="line"><a id="l00916" name="l00916"></a><span class="lineno"> 916</span> <a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a> = <a class="code hl_function" href="namespaceftxui_1_1util.html#aab9f0232e41c960b4a09629eac33aef3">util::clamp</a>(document-&gt;requirement().min_x, 0, terminal.dimx);</div>
<div class="line"><a id="l00917" name="l00917"></a><span class="lineno"> 917</span> <a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a> = <a class="code hl_function" href="namespaceftxui_1_1util.html#aab9f0232e41c960b4a09629eac33aef3">util::clamp</a>(document-&gt;requirement().min_y, 0, terminal.dimy);</div>
<div class="line"><a id="l00918" name="l00918"></a><span class="lineno"> 918</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00919" name="l00919"></a><span class="lineno"> 919</span> }</div>
<div class="line"><a id="l00920" name="l00920"></a><span class="lineno"> 920</span> </div>
<div class="line"><a id="l00921" name="l00921"></a><span class="lineno"> 921</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> resized = frame_count_ == 0 || (<a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a> != <a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a>) || (<a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a> != <a class="code hl_variable" href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">dimy_</a>);</div>
<div class="line"><a id="l00922" name="l00922"></a><span class="lineno"> 922</span> ResetCursorPosition();</div>
<div class="line"><a id="l00923" name="l00923"></a><span class="lineno"> 923</span> std::cout &lt;&lt; <a class="code hl_function" href="group__screen.html#a9677c078c4270afdb7451cdc0b0871d4">ResetPosition</a>(<span class="comment">/*clear=*/</span>resized);</div>
<div class="line"><a id="l00924" name="l00924"></a><span class="lineno"> 924</span> </div>
<div class="line"><a id="l00925" name="l00925"></a><span class="lineno"> 925</span> <span class="comment">// If the terminal width decrease, the terminal emulator will start wrapping</span></div>
<div class="line"><a id="l00926" name="l00926"></a><span class="lineno"> 926</span> <span class="comment">// lines and make the display dirty. We should clear it completely.</span></div>
<div class="line"><a id="l00927" name="l00927"></a><span class="lineno"> 927</span> <span class="keywordflow">if</span> ((<a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a> &lt; <a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a>) &amp;&amp; !use_alternative_screen_) {</div>
<div class="line"><a id="l00928" name="l00928"></a><span class="lineno"> 928</span> std::cout &lt;&lt; <span class="stringliteral">&quot;\033[J&quot;</span>; <span class="comment">// clear terminal output</span></div>
<div class="line"><a id="l00929" name="l00929"></a><span class="lineno"> 929</span> std::cout &lt;&lt; <span class="stringliteral">&quot;\033[H&quot;</span>; <span class="comment">// move cursor to home position</span></div>
<div class="line"><a id="l00930" name="l00930"></a><span class="lineno"> 930</span> }</div>
<div class="line"><a id="l00931" name="l00931"></a><span class="lineno"> 931</span> </div>
<div class="line"><a id="l00932" name="l00932"></a><span class="lineno"> 932</span> <span class="comment">// Resize the screen if needed.</span></div>
<div class="line"><a id="l00933" name="l00933"></a><span class="lineno"> 933</span> <span class="keywordflow">if</span> (resized) {</div>
<div class="line"><a id="l00934" name="l00934"></a><span class="lineno"> 934</span> <a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a> = <a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a>;</div>
<div class="line"><a id="l00935" name="l00935"></a><span class="lineno"> 935</span> <a class="code hl_variable" href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">dimy_</a> = <a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a>;</div>
<div class="line"><a id="l00936" name="l00936"></a><span class="lineno"> 936</span> <a class="code hl_variable" href="group__screen.html#aeab8c1788b3f2c7403749c3be95a68ae">pixels_</a> = std::vector&lt;std::vector&lt;Pixel&gt;&gt;(<a class="code hl_function" href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">dimy</a>, std::vector&lt;Pixel&gt;(<a class="code hl_function" href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">dimx</a>));</div>
<div class="line"><a id="l00937" name="l00937"></a><span class="lineno"> 937</span> <a class="code hl_variable" href="group__screen.html#a9df9d1ae7ed66857ca987963b2365904">cursor_</a>.<a class="code hl_variable" href="structftxui_1_1Screen_1_1Cursor.html#a6150e0515f7202e2fb518f7206ed97dc">x</a> = <a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a> - 1;</div>
<div class="line"><a id="l00938" name="l00938"></a><span class="lineno"> 938</span> <a class="code hl_variable" href="group__screen.html#a9df9d1ae7ed66857ca987963b2365904">cursor_</a>.<a class="code hl_variable" href="structftxui_1_1Screen_1_1Cursor.html#a0a2f84ed7838f07779ae24c5a9086d33">y</a> = <a class="code hl_variable" href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">dimy_</a> - 1;</div>
<div class="line"><a id="l00939" name="l00939"></a><span class="lineno"> 939</span> }</div>
<div class="line"><a id="l00940" name="l00940"></a><span class="lineno"> 940</span> </div>
<div class="line"><a id="l00941" name="l00941"></a><span class="lineno"> 941</span> <span class="comment">// Periodically request the terminal emulator the frame position relative to</span></div>
<div class="line"><a id="l00942" name="l00942"></a><span class="lineno"> 942</span> <span class="comment">// the screen. This is useful for converting mouse position reported in</span></div>
<div class="line"><a id="l00943" name="l00943"></a><span class="lineno"> 943</span> <span class="comment">// screen&#39;s coordinates to frame&#39;s coordinates.</span></div>
<div class="line"><a id="l00944" name="l00944"></a><span class="lineno"> 944</span><span class="preprocessor">#if defined(FTXUI_MICROSOFT_TERMINAL_FALLBACK)</span></div>
<div class="line"><a id="l00945" name="l00945"></a><span class="lineno"> 945</span> <span class="comment">// Microsoft&#39;s terminal suffers from a [bug]. When reporting the cursor</span></div>
<div class="line"><a id="l00946" name="l00946"></a><span class="lineno"> 946</span> <span class="comment">// position, several output sequences are mixed together into garbage.</span></div>
<div class="line"><a id="l00947" name="l00947"></a><span class="lineno"> 947</span> <span class="comment">// This causes FTXUI user to see some &quot;1;1;R&quot; sequences into the Input</span></div>
<div class="line"><a id="l00948" name="l00948"></a><span class="lineno"> 948</span> <span class="comment">// component. See [issue]. Solution is to request cursor position less</span></div>
<div class="line"><a id="l00949" name="l00949"></a><span class="lineno"> 949</span> <span class="comment">// often. [bug]: https://github.com/microsoft/terminal/pull/7583 [issue]:</span></div>
<div class="line"><a id="l00950" name="l00950"></a><span class="lineno"> 950</span> <span class="comment">// https://github.com/ArthurSonzogni/FTXUI/issues/136</span></div>
<div class="line"><a id="l00951" name="l00951"></a><span class="lineno"> 951</span> <span class="keyword">static</span> <span class="keywordtype">int</span> i = -3;</div>
<div class="line"><a id="l00952" name="l00952"></a><span class="lineno"> 952</span> ++i;</div>
<div class="line"><a id="l00953" name="l00953"></a><span class="lineno"> 953</span> <span class="keywordflow">if</span> (!use_alternative_screen_ &amp;&amp; (i % 150 == 0)) { <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00954" name="l00954"></a><span class="lineno"> 954</span> std::cout &lt;&lt; DeviceStatusReport(DSRMode::kCursor);</div>
<div class="line"><a id="l00955" name="l00955"></a><span class="lineno"> 955</span> }</div>
<div class="line"><a id="l00956" name="l00956"></a><span class="lineno"> 956</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00957" name="l00957"></a><span class="lineno"> 957</span> <span class="keyword">static</span> <span class="keywordtype">int</span> i = -3;</div>
<div class="line"><a id="l00958" name="l00958"></a><span class="lineno"> 958</span> ++i;</div>
<div class="line"><a id="l00959" name="l00959"></a><span class="lineno"> 959</span> <span class="keywordflow">if</span> (!use_alternative_screen_ &amp;&amp;</div>
<div class="line"><a id="l00960" name="l00960"></a><span class="lineno"> 960</span> (previous_frame_resized_ || i % 40 == 0)) { <span class="comment">// NOLINT</span></div>
<div class="line"><a id="l00961" name="l00961"></a><span class="lineno"> 961</span> std::cout &lt;&lt; DeviceStatusReport(DSRMode::kCursor);</div>
<div class="line"><a id="l00962" name="l00962"></a><span class="lineno"> 962</span> }</div>
<div class="line"><a id="l00963" name="l00963"></a><span class="lineno"> 963</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00964" name="l00964"></a><span class="lineno"> 964</span> previous_frame_resized_ = resized;</div>
<div class="line"><a id="l00965" name="l00965"></a><span class="lineno"> 965</span> </div>
<div class="line"><a id="l00966" name="l00966"></a><span class="lineno"> 966</span> selection_ = selection_data_.empty</div>
<div class="line"><a id="l00967" name="l00967"></a><span class="lineno"> 967</span> ? std::make_unique&lt;Selection&gt;()</div>
<div class="line"><a id="l00968" name="l00968"></a><span class="lineno"> 968</span> : std::make_unique&lt;Selection&gt;(</div>
<div class="line"><a id="l00969" name="l00969"></a><span class="lineno"> 969</span> selection_data_.start_x, selection_data_.start_y, <span class="comment">//</span></div>
<div class="line"><a id="l00970" name="l00970"></a><span class="lineno"> 970</span> selection_data_.end_x, selection_data_.end_y);</div>
<div class="line"><a id="l00971" name="l00971"></a><span class="lineno"> 971</span> <a class="code hl_function" href="group__dom.html#gad4b8aa9392f56ba41e2b421e046a7d83">Render</a>(*<span class="keyword">this</span>, document.get(), *selection_);</div>
<div class="line"><a id="l00972" name="l00972"></a><span class="lineno"> 972</span> </div>
<div class="line"><a id="l00973" name="l00973"></a><span class="lineno"> 973</span> <span class="comment">// Set cursor position for user using tools to insert CJK characters.</span></div>
<div class="line"><a id="l00974" name="l00974"></a><span class="lineno"> 974</span> {</div>
<div class="line"><a id="l00975" name="l00975"></a><span class="lineno"> 975</span> <span class="keyword">const</span> <span class="keywordtype">int</span> dx = <a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a> - 1 - <a class="code hl_variable" href="group__screen.html#a9df9d1ae7ed66857ca987963b2365904">cursor_</a>.<a class="code hl_variable" href="structftxui_1_1Screen_1_1Cursor.html#a6150e0515f7202e2fb518f7206ed97dc">x</a> + int(<a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a> != terminal.dimx);</div>
<div class="line"><a id="l00976" name="l00976"></a><span class="lineno"> 976</span> <span class="keyword">const</span> <span class="keywordtype">int</span> dy = <a class="code hl_variable" href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">dimy_</a> - 1 - <a class="code hl_variable" href="group__screen.html#a9df9d1ae7ed66857ca987963b2365904">cursor_</a>.<a class="code hl_variable" href="structftxui_1_1Screen_1_1Cursor.html#a0a2f84ed7838f07779ae24c5a9086d33">y</a>;</div>
<div class="line"><a id="l00977" name="l00977"></a><span class="lineno"> 977</span> </div>
<div class="line"><a id="l00978" name="l00978"></a><span class="lineno"> 978</span> set_cursor_position.clear();</div>
<div class="line"><a id="l00979" name="l00979"></a><span class="lineno"> 979</span> reset_cursor_position.clear();</div>
<div class="line"><a id="l00980" name="l00980"></a><span class="lineno"> 980</span> </div>
<div class="line"><a id="l00981" name="l00981"></a><span class="lineno"> 981</span> <span class="keywordflow">if</span> (dy != 0) {</div>
<div class="line"><a id="l00982" name="l00982"></a><span class="lineno"> 982</span> set_cursor_position += <span class="stringliteral">&quot;\x1B[&quot;</span> + std::to_string(dy) + <span class="stringliteral">&quot;A&quot;</span>;</div>
<div class="line"><a id="l00983" name="l00983"></a><span class="lineno"> 983</span> reset_cursor_position += <span class="stringliteral">&quot;\x1B[&quot;</span> + std::to_string(dy) + <span class="stringliteral">&quot;B&quot;</span>;</div>
<div class="line"><a id="l00984" name="l00984"></a><span class="lineno"> 984</span> }</div>
<div class="line"><a id="l00985" name="l00985"></a><span class="lineno"> 985</span> </div>
<div class="line"><a id="l00986" name="l00986"></a><span class="lineno"> 986</span> <span class="keywordflow">if</span> (dx != 0) {</div>
<div class="line"><a id="l00987" name="l00987"></a><span class="lineno"> 987</span> set_cursor_position += <span class="stringliteral">&quot;\x1B[&quot;</span> + std::to_string(dx) + <span class="stringliteral">&quot;D&quot;</span>;</div>
<div class="line"><a id="l00988" name="l00988"></a><span class="lineno"> 988</span> reset_cursor_position += <span class="stringliteral">&quot;\x1B[&quot;</span> + std::to_string(dx) + <span class="stringliteral">&quot;C&quot;</span>;</div>
<div class="line"><a id="l00989" name="l00989"></a><span class="lineno"> 989</span> }</div>
<div class="line"><a id="l00990" name="l00990"></a><span class="lineno"> 990</span> </div>
<div class="line"><a id="l00991" name="l00991"></a><span class="lineno"> 991</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="group__screen.html#a9df9d1ae7ed66857ca987963b2365904">cursor_</a>.<a class="code hl_variable" href="structftxui_1_1Screen_1_1Cursor.html#a8b9f7758a8bd2bef680aeecc40bcfe04">shape</a> == Cursor::Hidden) {</div>
<div class="line"><a id="l00992" name="l00992"></a><span class="lineno"> 992</span> set_cursor_position += <span class="stringliteral">&quot;\033[?25l&quot;</span>;</div>
<div class="line"><a id="l00993" name="l00993"></a><span class="lineno"> 993</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00994" name="l00994"></a><span class="lineno"> 994</span> set_cursor_position += <span class="stringliteral">&quot;\033[?25h&quot;</span>;</div>
<div class="line"><a id="l00995" name="l00995"></a><span class="lineno"> 995</span> set_cursor_position +=</div>
<div class="line"><a id="l00996" name="l00996"></a><span class="lineno"> 996</span> <span class="stringliteral">&quot;\033[&quot;</span> + std::to_string(<span class="keywordtype">int</span>(<a class="code hl_variable" href="group__screen.html#a9df9d1ae7ed66857ca987963b2365904">cursor_</a>.<a class="code hl_variable" href="structftxui_1_1Screen_1_1Cursor.html#a8b9f7758a8bd2bef680aeecc40bcfe04">shape</a>)) + <span class="stringliteral">&quot; q&quot;</span>;</div>
<div class="line"><a id="l00997" name="l00997"></a><span class="lineno"> 997</span> }</div>
<div class="line"><a id="l00998" name="l00998"></a><span class="lineno"> 998</span> }</div>
<div class="line"><a id="l00999" name="l00999"></a><span class="lineno"> 999</span> </div>
<div class="line"><a id="l01000" name="l01000"></a><span class="lineno"> 1000</span> std::cout &lt;&lt; <a class="code hl_function" href="group__screen.html#a19c380b03cea21d7ac7325136a131ff0">ToString</a>() &lt;&lt; set_cursor_position;</div>
<div class="line"><a id="l01001" name="l01001"></a><span class="lineno"> 1001</span> Flush();</div>
<div class="line"><a id="l01002" name="l01002"></a><span class="lineno"> 1002</span> <a class="code hl_function" href="group__screen.html#aa71d36872f416feaa853788a7a7a7ef8">Clear</a>();</div>
<div class="line"><a id="l01003" name="l01003"></a><span class="lineno"> 1003</span> frame_valid_ = <span class="keyword">true</span>;</div>
<div class="line"><a id="l01004" name="l01004"></a><span class="lineno"> 1004</span> frame_count_++;</div>
<div class="line"><a id="l01005" name="l01005"></a><span class="lineno"> 1005</span>}</div>
<div class="line"><a id="l01006" name="l01006"></a><span class="lineno"> 1006</span> </div>
<div class="line"><a id="l01007" name="l01007"></a><span class="lineno"> 1007</span><span class="comment">// private</span></div>
<div class="line"><a id="l01008" name="l01008"></a><span class="lineno"> 1008</span><span class="keywordtype">void</span> ScreenInteractive::ResetCursorPosition() {</div>
<div class="line"><a id="l01009" name="l01009"></a><span class="lineno"> 1009</span> std::cout &lt;&lt; reset_cursor_position;</div>
<div class="line"><a id="l01010" name="l01010"></a><span class="lineno"> 1010</span> reset_cursor_position = <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a id="l01011" name="l01011"></a><span class="lineno"> 1011</span>}</div>
<div class="line"><a id="l01012" name="l01012"></a><span class="lineno"> 1012</span><span class="comment"></span> </div>
<div class="line"><a id="l01013" name="l01013"></a><span class="lineno"> 1013</span><span class="comment">/// @brief 返回一个退出主循环的函数。</span></div>
<div class="foldopen" id="foldopen01014" data-start="{" data-end="}">
<div class="line"><a id="l01014" name="l01014"></a><span class="lineno"><a class="line" href="group__component.html#ae295157a88e6300609df83769ed885f2"> 1014</a></span><span class="comment"></span><a class="code hl_typedef" href="namespaceftxui.html#adc2f3bfa69ce99c596a1ff1b69b04d33">Closure</a> <a class="code hl_function" href="group__component.html#ae295157a88e6300609df83769ed885f2">ScreenInteractive::ExitLoopClosure</a>() {</div>
<div class="line"><a id="l01015" name="l01015"></a><span class="lineno"> 1015</span> <span class="keywordflow">return</span> [<span class="keyword">this</span>] { <a class="code hl_function" href="group__component.html#a1a6a7739e9cc01ba888b57d1f9457f4c">Exit</a>(); };</div>
<div class="line"><a id="l01016" name="l01016"></a><span class="lineno"> 1016</span>}</div>
</div>
<div class="line"><a id="l01017" name="l01017"></a><span class="lineno"> 1017</span><span class="comment"></span> </div>
<div class="line"><a id="l01018" name="l01018"></a><span class="lineno"> 1018</span><span class="comment">/// @brief 退出主循环。</span></div>
<div class="foldopen" id="foldopen01019" data-start="{" data-end="}">
<div class="line"><a id="l01019" name="l01019"></a><span class="lineno"><a class="line" href="group__component.html#a1a6a7739e9cc01ba888b57d1f9457f4c"> 1019</a></span><span class="comment"></span><span class="keywordtype">void</span> <a class="code hl_function" href="group__component.html#a1a6a7739e9cc01ba888b57d1f9457f4c">ScreenInteractive::Exit</a>() {</div>
<div class="line"><a id="l01020" name="l01020"></a><span class="lineno"> 1020</span> <a class="code hl_function" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">Post</a>([<span class="keyword">this</span>] { ExitNow(); });</div>
<div class="line"><a id="l01021" name="l01021"></a><span class="lineno"> 1021</span>}</div>
</div>
<div class="line"><a id="l01022" name="l01022"></a><span class="lineno"> 1022</span> </div>
<div class="line"><a id="l01023" name="l01023"></a><span class="lineno"> 1023</span><span class="comment">// private:</span></div>
<div class="line"><a id="l01024" name="l01024"></a><span class="lineno"> 1024</span><span class="keywordtype">void</span> ScreenInteractive::ExitNow() {</div>
<div class="line"><a id="l01025" name="l01025"></a><span class="lineno"> 1025</span> quit_ = <span class="keyword">true</span>;</div>
<div class="line"><a id="l01026" name="l01026"></a><span class="lineno"> 1026</span>}</div>
<div class="line"><a id="l01027" name="l01027"></a><span class="lineno"> 1027</span> </div>
<div class="line"><a id="l01028" name="l01028"></a><span class="lineno"> 1028</span><span class="comment">// private:</span></div>
<div class="line"><a id="l01029" name="l01029"></a><span class="lineno"> 1029</span><span class="keywordtype">void</span> ScreenInteractive::Signal(<span class="keywordtype">int</span> signal) {</div>
<div class="line"><a id="l01030" name="l01030"></a><span class="lineno"> 1030</span> <span class="keywordflow">if</span> (signal == SIGABRT) {</div>
<div class="line"><a id="l01031" name="l01031"></a><span class="lineno"> 1031</span> <a class="code hl_function" href="group__component.html#a1a6a7739e9cc01ba888b57d1f9457f4c">Exit</a>();</div>
<div class="line"><a id="l01032" name="l01032"></a><span class="lineno"> 1032</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l01033" name="l01033"></a><span class="lineno"> 1033</span> }</div>
<div class="line"><a id="l01034" name="l01034"></a><span class="lineno"> 1034</span> </div>
<div class="line"><a id="l01035" name="l01035"></a><span class="lineno"> 1035</span><span class="comment">// Windows do no support SIGTSTP / SIGWINCH</span></div>
<div class="line"><a id="l01036" name="l01036"></a><span class="lineno"> 1036</span><span class="preprocessor">#if !defined(_WIN32)</span></div>
<div class="line"><a id="l01037" name="l01037"></a><span class="lineno"> 1037</span> <span class="keywordflow">if</span> (signal == SIGTSTP) {</div>
<div class="line"><a id="l01038" name="l01038"></a><span class="lineno"> 1038</span> <a class="code hl_function" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">Post</a>([&amp;] {</div>
<div class="line"><a id="l01039" name="l01039"></a><span class="lineno"> 1039</span> ResetCursorPosition();</div>
<div class="line"><a id="l01040" name="l01040"></a><span class="lineno"> 1040</span> std::cout &lt;&lt; <a class="code hl_function" href="group__screen.html#a9677c078c4270afdb7451cdc0b0871d4">ResetPosition</a>(<span class="comment">/*clear*/</span> <span class="keyword">true</span>); <span class="comment">// Cursor to the beginning</span></div>
<div class="line"><a id="l01041" name="l01041"></a><span class="lineno"> 1041</span> Uninstall();</div>
<div class="line"><a id="l01042" name="l01042"></a><span class="lineno"> 1042</span> <a class="code hl_variable" href="group__screen.html#a1b254c3faacd432c325efff4268ca683">dimx_</a> = 0;</div>
<div class="line"><a id="l01043" name="l01043"></a><span class="lineno"> 1043</span> <a class="code hl_variable" href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">dimy_</a> = 0;</div>
<div class="line"><a id="l01044" name="l01044"></a><span class="lineno"> 1044</span> Flush();</div>
<div class="line"><a id="l01045" name="l01045"></a><span class="lineno"> 1045</span> std::ignore = std::raise(SIGTSTP);</div>
<div class="line"><a id="l01046" name="l01046"></a><span class="lineno"> 1046</span> Install();</div>
<div class="line"><a id="l01047" name="l01047"></a><span class="lineno"> 1047</span> });</div>
<div class="line"><a id="l01048" name="l01048"></a><span class="lineno"> 1048</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l01049" name="l01049"></a><span class="lineno"> 1049</span> }</div>
<div class="line"><a id="l01050" name="l01050"></a><span class="lineno"> 1050</span> </div>
<div class="line"><a id="l01051" name="l01051"></a><span class="lineno"> 1051</span> <span class="keywordflow">if</span> (signal == SIGWINCH) {</div>
<div class="line"><a id="l01052" name="l01052"></a><span class="lineno"> 1052</span> <a class="code hl_function" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">Post</a>(<a class="code hl_function" href="group__component.html#afe901de476c29382cc358333f10e5ee7">Event::Special</a>({0}));</div>
<div class="line"><a id="l01053" name="l01053"></a><span class="lineno"> 1053</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l01054" name="l01054"></a><span class="lineno"> 1054</span> }</div>
<div class="line"><a id="l01055" name="l01055"></a><span class="lineno"> 1055</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l01056" name="l01056"></a><span class="lineno"> 1056</span>}</div>
<div class="line"><a id="l01057" name="l01057"></a><span class="lineno"> 1057</span> </div>
<div class="line"><a id="l01058" name="l01058"></a><span class="lineno"> 1058</span><span class="keywordtype">void</span> ScreenInteractive::FetchTerminalEvents() {</div>
<div class="line"><a id="l01059" name="l01059"></a><span class="lineno"> 1059</span><span class="preprocessor">#if defined(_WIN32)</span></div>
<div class="line"><a id="l01060" name="l01060"></a><span class="lineno"> 1060</span> <span class="keyword">auto</span> get_input_records = [&amp;]() -&gt; std::vector&lt;INPUT_RECORD&gt; {</div>
<div class="line"><a id="l01061" name="l01061"></a><span class="lineno"> 1061</span> <span class="comment">// Check if there is input in the console.</span></div>
<div class="line"><a id="l01062" name="l01062"></a><span class="lineno"> 1062</span> <span class="keyword">auto</span> console = GetStdHandle(STD_INPUT_HANDLE);</div>
<div class="line"><a id="l01063" name="l01063"></a><span class="lineno"> 1063</span> DWORD number_of_events = 0;</div>
<div class="line"><a id="l01064" name="l01064"></a><span class="lineno"> 1064</span> <span class="keywordflow">if</span> (!GetNumberOfConsoleInputEvents(console, &amp;number_of_events)) {</div>
<div class="line"><a id="l01065" name="l01065"></a><span class="lineno"> 1065</span> <span class="keywordflow">return</span> std::vector&lt;INPUT_RECORD&gt;();</div>
<div class="line"><a id="l01066" name="l01066"></a><span class="lineno"> 1066</span> }</div>
<div class="line"><a id="l01067" name="l01067"></a><span class="lineno"> 1067</span> <span class="keywordflow">if</span> (number_of_events &lt;= 0) {</div>
<div class="line"><a id="l01068" name="l01068"></a><span class="lineno"> 1068</span> <span class="comment">// No input, return.</span></div>
<div class="line"><a id="l01069" name="l01069"></a><span class="lineno"> 1069</span> <span class="keywordflow">return</span> std::vector&lt;INPUT_RECORD&gt;();</div>
<div class="line"><a id="l01070" name="l01070"></a><span class="lineno"> 1070</span> }</div>
<div class="line"><a id="l01071" name="l01071"></a><span class="lineno"> 1071</span> <span class="comment">// Read the input events.</span></div>
<div class="line"><a id="l01072" name="l01072"></a><span class="lineno"> 1072</span> std::vector&lt;INPUT_RECORD&gt; records(number_of_events);</div>
<div class="line"><a id="l01073" name="l01073"></a><span class="lineno"> 1073</span> DWORD number_of_events_read = 0;</div>
<div class="line"><a id="l01074" name="l01074"></a><span class="lineno"> 1074</span> <span class="keywordflow">if</span> (!ReadConsoleInput(console, records.data(), (DWORD)records.size(),</div>
<div class="line"><a id="l01075" name="l01075"></a><span class="lineno"> 1075</span> &amp;number_of_events_read)) {</div>
<div class="line"><a id="l01076" name="l01076"></a><span class="lineno"> 1076</span> <span class="keywordflow">return</span> std::vector&lt;INPUT_RECORD&gt;();</div>
<div class="line"><a id="l01077" name="l01077"></a><span class="lineno"> 1077</span> }</div>
<div class="line"><a id="l01078" name="l01078"></a><span class="lineno"> 1078</span> records.resize(number_of_events_read);</div>
<div class="line"><a id="l01079" name="l01079"></a><span class="lineno"> 1079</span> <span class="keywordflow">return</span> records;</div>
<div class="line"><a id="l01080" name="l01080"></a><span class="lineno"> 1080</span> };</div>
<div class="line"><a id="l01081" name="l01081"></a><span class="lineno"> 1081</span> </div>
<div class="line"><a id="l01082" name="l01082"></a><span class="lineno"> 1082</span> <span class="keyword">auto</span> records = get_input_records();</div>
<div class="line"><a id="l01083" name="l01083"></a><span class="lineno"> 1083</span> <span class="keywordflow">if</span> (records.size() == 0) {</div>
<div class="line"><a id="l01084" name="l01084"></a><span class="lineno"> 1084</span> <span class="keyword">const</span> <span class="keyword">auto</span> timeout =</div>
<div class="line"><a id="l01085" name="l01085"></a><span class="lineno"> 1085</span> std::chrono::steady_clock::now() - internal_-&gt;last_char_time;</div>
<div class="line"><a id="l01086" name="l01086"></a><span class="lineno"> 1086</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> timeout_microseconds =</div>
<div class="line"><a id="l01087" name="l01087"></a><span class="lineno"> 1087</span> std::chrono::duration_cast&lt;std::chrono::microseconds&gt;(timeout).count();</div>
<div class="line"><a id="l01088" name="l01088"></a><span class="lineno"> 1088</span> internal_-&gt;terminal_input_parser.<a class="code hl_function" href="classftxui_1_1TerminalInputParser.html#a9e4aeeff8f55e0b1c7a8f9c282a77823">Timeout</a>(timeout_microseconds);</div>
<div class="line"><a id="l01089" name="l01089"></a><span class="lineno"> 1089</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l01090" name="l01090"></a><span class="lineno"> 1090</span> }</div>
<div class="line"><a id="l01091" name="l01091"></a><span class="lineno"> 1091</span> internal_-&gt;last_char_time = std::chrono::steady_clock::now();</div>
<div class="line"><a id="l01092" name="l01092"></a><span class="lineno"> 1092</span> </div>
<div class="line"><a id="l01093" name="l01093"></a><span class="lineno"> 1093</span> <span class="comment">// Convert the input events to FTXUI events.</span></div>
<div class="line"><a id="l01094" name="l01094"></a><span class="lineno"> 1094</span> <span class="comment">// For each event, we call the terminal input parser to convert it to</span></div>
<div class="line"><a id="l01095" name="l01095"></a><span class="lineno"> 1095</span> <span class="comment">// Event.</span></div>
<div class="line"><a id="l01096" name="l01096"></a><span class="lineno"> 1096</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>&amp; r : records) {</div>
<div class="line"><a id="l01097" name="l01097"></a><span class="lineno"> 1097</span> <span class="keywordflow">switch</span> (r.EventType) {</div>
<div class="line"><a id="l01098" name="l01098"></a><span class="lineno"> 1098</span> <span class="keywordflow">case</span> KEY_EVENT: {</div>
<div class="line"><a id="l01099" name="l01099"></a><span class="lineno"> 1099</span> <span class="keyword">auto</span> key_event = r.Event.KeyEvent;</div>
<div class="line"><a id="l01100" name="l01100"></a><span class="lineno"> 1100</span> <span class="comment">// ignore UP key events</span></div>
<div class="line"><a id="l01101" name="l01101"></a><span class="lineno"> 1101</span> <span class="keywordflow">if</span> (key_event.bKeyDown == FALSE) {</div>
<div class="line"><a id="l01102" name="l01102"></a><span class="lineno"> 1102</span> <span class="keywordflow">continue</span>;</div>
<div class="line"><a id="l01103" name="l01103"></a><span class="lineno"> 1103</span> }</div>
<div class="line"><a id="l01104" name="l01104"></a><span class="lineno"> 1104</span> std::wstring wstring;</div>
<div class="line"><a id="l01105" name="l01105"></a><span class="lineno"> 1105</span> wstring += key_event.uChar.UnicodeChar;</div>
<div class="line"><a id="l01106" name="l01106"></a><span class="lineno"> 1106</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> it : <a class="code hl_function" href="namespaceftxui.html#a757b345f73bb6cde5165a4d7f0c0a298">to_string</a>(wstring)) {</div>
<div class="line"><a id="l01107" name="l01107"></a><span class="lineno"> 1107</span> internal_-&gt;terminal_input_parser.<a class="code hl_function" href="classftxui_1_1TerminalInputParser.html#a4b2f1e271dd6ebbf5bad2418d960832a">Add</a>(it);</div>
<div class="line"><a id="l01108" name="l01108"></a><span class="lineno"> 1108</span> }</div>
<div class="line"><a id="l01109" name="l01109"></a><span class="lineno"> 1109</span> } <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l01110" name="l01110"></a><span class="lineno"> 1110</span> <span class="keywordflow">case</span> WINDOW_BUFFER_SIZE_EVENT:</div>
<div class="line"><a id="l01111" name="l01111"></a><span class="lineno"> 1111</span> <a class="code hl_function" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">Post</a>(<a class="code hl_function" href="group__component.html#afe901de476c29382cc358333f10e5ee7">Event::Special</a>({0}));</div>
<div class="line"><a id="l01112" name="l01112"></a><span class="lineno"> 1112</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l01113" name="l01113"></a><span class="lineno"> 1113</span> <span class="keywordflow">case</span> MENU_EVENT:</div>
<div class="line"><a id="l01114" name="l01114"></a><span class="lineno"> 1114</span> <span class="keywordflow">case</span> FOCUS_EVENT:</div>
<div class="line"><a id="l01115" name="l01115"></a><span class="lineno"> 1115</span> <span class="keywordflow">case</span> MOUSE_EVENT:</div>
<div class="line"><a id="l01116" name="l01116"></a><span class="lineno"> 1116</span> <span class="comment">// TODO(mauve): Implement later.</span></div>
<div class="line"><a id="l01117" name="l01117"></a><span class="lineno"> 1117</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l01118" name="l01118"></a><span class="lineno"> 1118</span> }</div>
<div class="line"><a id="l01119" name="l01119"></a><span class="lineno"> 1119</span> }</div>
<div class="line"><a id="l01120" name="l01120"></a><span class="lineno"> 1120</span><span class="preprocessor">#elif defined(__EMSCRIPTEN__)</span></div>
<div class="line"><a id="l01121" name="l01121"></a><span class="lineno"> 1121</span> <span class="comment">// Read chars from the terminal.</span></div>
<div class="line"><a id="l01122" name="l01122"></a><span class="lineno"> 1122</span> <span class="comment">// We configured it to be non blocking.</span></div>
<div class="line"><a id="l01123" name="l01123"></a><span class="lineno"> 1123</span> std::array&lt;char, 128&gt; out{};</div>
<div class="line"><a id="l01124" name="l01124"></a><span class="lineno"> 1124</span> <span class="keywordtype">size_t</span> l = read(STDIN_FILENO, out.data(), out.size());</div>
<div class="line"><a id="l01125" name="l01125"></a><span class="lineno"> 1125</span> <span class="keywordflow">if</span> (l == 0) {</div>
<div class="line"><a id="l01126" name="l01126"></a><span class="lineno"> 1126</span> <span class="keyword">const</span> <span class="keyword">auto</span> timeout =</div>
<div class="line"><a id="l01127" name="l01127"></a><span class="lineno"> 1127</span> std::chrono::steady_clock::now() - internal_-&gt;last_char_time;</div>
<div class="line"><a id="l01128" name="l01128"></a><span class="lineno"> 1128</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> timeout_microseconds =</div>
<div class="line"><a id="l01129" name="l01129"></a><span class="lineno"> 1129</span> std::chrono::duration_cast&lt;std::chrono::microseconds&gt;(timeout).count();</div>
<div class="line"><a id="l01130" name="l01130"></a><span class="lineno"> 1130</span> internal_-&gt;terminal_input_parser.<a class="code hl_function" href="classftxui_1_1TerminalInputParser.html#a9e4aeeff8f55e0b1c7a8f9c282a77823">Timeout</a>(timeout_microseconds);</div>
<div class="line"><a id="l01131" name="l01131"></a><span class="lineno"> 1131</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l01132" name="l01132"></a><span class="lineno"> 1132</span> }</div>
<div class="line"><a id="l01133" name="l01133"></a><span class="lineno"> 1133</span> internal_-&gt;last_char_time = std::chrono::steady_clock::now();</div>
<div class="line"><a id="l01134" name="l01134"></a><span class="lineno"> 1134</span> </div>
<div class="line"><a id="l01135" name="l01135"></a><span class="lineno"> 1135</span> <span class="comment">// Convert the chars to events.</span></div>
<div class="line"><a id="l01136" name="l01136"></a><span class="lineno"> 1136</span> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; l; ++i) {</div>
<div class="line"><a id="l01137" name="l01137"></a><span class="lineno"> 1137</span> internal_-&gt;terminal_input_parser.<a class="code hl_function" href="classftxui_1_1TerminalInputParser.html#a4b2f1e271dd6ebbf5bad2418d960832a">Add</a>(out[i]);</div>
<div class="line"><a id="l01138" name="l01138"></a><span class="lineno"> 1138</span> }</div>
<div class="line"><a id="l01139" name="l01139"></a><span class="lineno"> 1139</span><span class="preprocessor">#else </span><span class="comment">// POSIX (Linux &amp; Mac)</span></div>
<div class="line"><a id="l01140" name="l01140"></a><span class="lineno"> 1140</span> <span class="keywordflow">if</span> (!CheckStdinReady(tty_fd_)) {</div>
<div class="line"><a id="l01141" name="l01141"></a><span class="lineno"> 1141</span> <span class="keyword">const</span> <span class="keyword">auto</span> timeout =</div>
<div class="line"><a id="l01142" name="l01142"></a><span class="lineno"> 1142</span> std::chrono::steady_clock::now() - internal_-&gt;last_char_time;</div>
<div class="line"><a id="l01143" name="l01143"></a><span class="lineno"> 1143</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> timeout_ms =</div>
<div class="line"><a id="l01144" name="l01144"></a><span class="lineno"> 1144</span> std::chrono::duration_cast&lt;std::chrono::milliseconds&gt;(timeout).count();</div>
<div class="line"><a id="l01145" name="l01145"></a><span class="lineno"> 1145</span> internal_-&gt;terminal_input_parser.<a class="code hl_function" href="classftxui_1_1TerminalInputParser.html#a9e4aeeff8f55e0b1c7a8f9c282a77823">Timeout</a>(timeout_ms);</div>
<div class="line"><a id="l01146" name="l01146"></a><span class="lineno"> 1146</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l01147" name="l01147"></a><span class="lineno"> 1147</span> }</div>
<div class="line"><a id="l01148" name="l01148"></a><span class="lineno"> 1148</span> internal_-&gt;last_char_time = std::chrono::steady_clock::now();</div>
<div class="line"><a id="l01149" name="l01149"></a><span class="lineno"> 1149</span> </div>
<div class="line"><a id="l01150" name="l01150"></a><span class="lineno"> 1150</span> <span class="comment">// Read chars from the terminal.</span></div>
<div class="line"><a id="l01151" name="l01151"></a><span class="lineno"> 1151</span> std::array&lt;char, 128&gt; out{};</div>
<div class="line"><a id="l01152" name="l01152"></a><span class="lineno"> 1152</span> <span class="keywordtype">size_t</span> l = read(tty_fd_, out.data(), out.size());</div>
<div class="line"><a id="l01153" name="l01153"></a><span class="lineno"> 1153</span> </div>
<div class="line"><a id="l01154" name="l01154"></a><span class="lineno"> 1154</span> <span class="comment">// Convert the chars to events.</span></div>
<div class="line"><a id="l01155" name="l01155"></a><span class="lineno"> 1155</span> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; l; ++i) {</div>
<div class="line"><a id="l01156" name="l01156"></a><span class="lineno"> 1156</span> internal_-&gt;terminal_input_parser.<a class="code hl_function" href="classftxui_1_1TerminalInputParser.html#a4b2f1e271dd6ebbf5bad2418d960832a">Add</a>(out[i]);</div>
<div class="line"><a id="l01157" name="l01157"></a><span class="lineno"> 1157</span> }</div>
<div class="line"><a id="l01158" name="l01158"></a><span class="lineno"> 1158</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l01159" name="l01159"></a><span class="lineno"> 1159</span>}</div>
<div class="line"><a id="l01160" name="l01160"></a><span class="lineno"> 1160</span> </div>
<div class="line"><a id="l01161" name="l01161"></a><span class="lineno"> 1161</span><span class="keywordtype">void</span> ScreenInteractive::PostAnimationTask() {</div>
<div class="line"><a id="l01162" name="l01162"></a><span class="lineno"> 1162</span> <a class="code hl_function" href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">Post</a>(AnimationTask());</div>
<div class="line"><a id="l01163" name="l01163"></a><span class="lineno"> 1163</span> </div>
<div class="line"><a id="l01164" name="l01164"></a><span class="lineno"> 1164</span> <span class="comment">// Repeat the animation task every 15ms. This correspond to a frame rate</span></div>
<div class="line"><a id="l01165" name="l01165"></a><span class="lineno"> 1165</span> <span class="comment">// of around 66fps.</span></div>
<div class="line"><a id="l01166" name="l01166"></a><span class="lineno"> 1166</span> internal_-&gt;task_runner.<a class="code hl_function" href="classftxui_1_1task_1_1TaskRunner.html#a9ed72fa10b2d44bb1af7bd8af64dd28b">PostDelayedTask</a>([<span class="keyword">this</span>] { PostAnimationTask(); },</div>
<div class="line"><a id="l01167" name="l01167"></a><span class="lineno"> 1167</span> std::chrono::milliseconds(15));</div>
<div class="line"><a id="l01168" name="l01168"></a><span class="lineno"> 1168</span>}</div>
<div class="line"><a id="l01169" name="l01169"></a><span class="lineno"> 1169</span> </div>
<div class="line"><a id="l01170" name="l01170"></a><span class="lineno"> 1170</span><span class="keywordtype">bool</span> ScreenInteractive::SelectionData::operator==(</div>
<div class="line"><a id="l01171" name="l01171"></a><span class="lineno"> 1171</span> <span class="keyword">const</span> ScreenInteractive::SelectionData&amp; other)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01172" name="l01172"></a><span class="lineno"> 1172</span> <span class="keywordflow">if</span> (empty &amp;&amp; other.empty) {</div>
<div class="line"><a id="l01173" name="l01173"></a><span class="lineno"> 1173</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l01174" name="l01174"></a><span class="lineno"> 1174</span> }</div>
<div class="line"><a id="l01175" name="l01175"></a><span class="lineno"> 1175</span> <span class="keywordflow">if</span> (empty || other.empty) {</div>
<div class="line"><a id="l01176" name="l01176"></a><span class="lineno"> 1176</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l01177" name="l01177"></a><span class="lineno"> 1177</span> }</div>
<div class="line"><a id="l01178" name="l01178"></a><span class="lineno"> 1178</span> <span class="keywordflow">return</span> start_x == other.start_x &amp;&amp; start_y == other.start_y &amp;&amp;</div>
<div class="line"><a id="l01179" name="l01179"></a><span class="lineno"> 1179</span> end_x == other.end_x &amp;&amp; end_y == other.end_y;</div>
<div class="line"><a id="l01180" name="l01180"></a><span class="lineno"> 1180</span>}</div>
<div class="line"><a id="l01181" name="l01181"></a><span class="lineno"> 1181</span> </div>
<div class="line"><a id="l01182" name="l01182"></a><span class="lineno"> 1182</span><span class="keywordtype">bool</span> ScreenInteractive::SelectionData::operator!=(</div>
<div class="line"><a id="l01183" name="l01183"></a><span class="lineno"> 1183</span> <span class="keyword">const</span> ScreenInteractive::SelectionData&amp; other)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l01184" name="l01184"></a><span class="lineno"> 1184</span> <span class="keywordflow">return</span> !(*<span class="keyword">this</span> == other);</div>
<div class="line"><a id="l01185" name="l01185"></a><span class="lineno"> 1185</span>}</div>
<div class="line"><a id="l01186" name="l01186"></a><span class="lineno"> 1186</span> </div>
<div class="line"><a id="l01187" name="l01187"></a><span class="lineno"> 1187</span>} <span class="comment">// namespace ftxui.</span></div>
<div class="ttc" id="aanimation_8hpp_html"><div class="ttname"><a href="animation_8hpp.html">animation.hpp</a></div></div>
<div class="ttc" id="aautoreset_8hpp_html"><div class="ttname"><a href="autoreset_8hpp.html">autoreset.hpp</a></div></div>
<div class="ttc" id="acaptured__mouse_8hpp_html"><div class="ttname"><a href="captured__mouse_8hpp.html">captured_mouse.hpp</a></div></div>
<div class="ttc" id="aclassftxui_1_1ScreenInteractive_1_1Private_html_aa831d3b9234cd15d4bcb5a42dec43943"><div class="ttname"><a href="classftxui_1_1ScreenInteractive_1_1Private.html#aa831d3b9234cd15d4bcb5a42dec43943">ftxui::ScreenInteractive::Private::Signal</a></div><div class="ttdeci">static void Signal(ScreenInteractive &amp;s, int signal)</div><div class="ttdef"><b>定义</b> <a href="screen__interactive_8hpp_source.html#l00174">screen_interactive.hpp:174</a></div></div>
<div class="ttc" id="aclassftxui_1_1TerminalInputParser_html_a4b2f1e271dd6ebbf5bad2418d960832a"><div class="ttname"><a href="classftxui_1_1TerminalInputParser.html#a4b2f1e271dd6ebbf5bad2418d960832a">ftxui::TerminalInputParser::Add</a></div><div class="ttdeci">void Add(char c)</div><div class="ttdef"><b>定义</b> <a href="terminal__input__parser_8cpp_source.html#l00107">terminal_input_parser.cpp:107</a></div></div>
<div class="ttc" id="aclassftxui_1_1TerminalInputParser_html_a9e4aeeff8f55e0b1c7a8f9c282a77823"><div class="ttname"><a href="classftxui_1_1TerminalInputParser.html#a9e4aeeff8f55e0b1c7a8f9c282a77823">ftxui::TerminalInputParser::Timeout</a></div><div class="ttdeci">void Timeout(int time)</div><div class="ttdef"><b>定义</b> <a href="terminal__input__parser_8cpp_source.html#l00095">terminal_input_parser.cpp:95</a></div></div>
<div class="ttc" id="aclassftxui_1_1task_1_1TaskRunner_html_a6265a2d99ef09d491365c21a4a703c71"><div class="ttname"><a href="classftxui_1_1task_1_1TaskRunner.html#a6265a2d99ef09d491365c21a4a703c71">ftxui::task::TaskRunner::PostTask</a></div><div class="ttdeci">auto PostTask(Task task) -&gt; void</div><div class="ttdoc">安排一个任务立即执行。</div><div class="ttdef"><b>定义</b> <a href="task__runner_8cpp_source.html#l00029">task_runner.cpp:29</a></div></div>
<div class="ttc" id="aclassftxui_1_1task_1_1TaskRunner_html_a7865ea610276e71d61633de0aab71753"><div class="ttname"><a href="classftxui_1_1task_1_1TaskRunner.html#a7865ea610276e71d61633de0aab71753">ftxui::task::TaskRunner::RunUntilIdle</a></div><div class="ttdeci">auto RunUntilIdle() -&gt; std::optional&lt; std::chrono::steady_clock::duration &gt;</div><div class="ttdoc">运行队列中的任务，返回下一个延迟任务可以执行的延迟时间。</div><div class="ttdef"><b>定义</b> <a href="task__runner_8cpp_source.html#l00040">task_runner.cpp:40</a></div></div>
<div class="ttc" id="aclassftxui_1_1task_1_1TaskRunner_html_a9ed72fa10b2d44bb1af7bd8af64dd28b"><div class="ttname"><a href="classftxui_1_1task_1_1TaskRunner.html#a9ed72fa10b2d44bb1af7bd8af64dd28b">ftxui::task::TaskRunner::PostDelayedTask</a></div><div class="ttdeci">auto PostDelayedTask(Task task, std::chrono::steady_clock::duration duration) -&gt; void</div><div class="ttdoc">安排一个任务在指定持续时间后执行。</div><div class="ttdef"><b>定义</b> <a href="task__runner_8cpp_source.html#l00033">task_runner.cpp:33</a></div></div>
<div class="ttc" id="aclassftxui_1_1task_1_1TaskRunner_html_aab6716a5f504f5985e73fb6d2b0dd677"><div class="ttname"><a href="classftxui_1_1task_1_1TaskRunner.html#aab6716a5f504f5985e73fb6d2b0dd677">ftxui::task::TaskRunner::ExecutedTasks</a></div><div class="ttdeci">size_t ExecutedTasks() const</div><div class="ttdef"><b>定义</b> <a href="task__runner_8hpp_source.html#l00035">task_runner.hpp:35</a></div></div>
<div class="ttc" id="acomponent__base_8hpp_html"><div class="ttname"><a href="component__base_8hpp.html">component_base.hpp</a></div></div>
<div class="ttc" id="aevent_8hpp_html"><div class="ttname"><a href="event_8hpp.html">event.hpp</a></div></div>
<div class="ttc" id="agroup__component_html_a038a33c469a2e4474d08d637e37f660d"><div class="ttname"><a href="group__component.html#a038a33c469a2e4474d08d637e37f660d">ftxui::Event::CtrlC</a></div><div class="ttdeci">static const Event CtrlC</div><div class="ttdef"><b>定义</b> <a href="event_8hpp_source.html#l00070">event.hpp:70</a></div></div>
<div class="ttc" id="agroup__component_html_a03bfec859eac87be20f8952c1eb89de0a9d4d8b0b72fc2659da772d761a3c5ecb"><div class="ttname"><a href="group__component.html#a03bfec859eac87be20f8952c1eb89de0a9d4d8b0b72fc2659da772d761a3c5ecb">ftxui::Mouse::Left</a></div><div class="ttdeci">@ Left</div><div class="ttdef"><b>定义</b> <a href="mouse_8hpp_source.html#l00012">mouse.hpp:12</a></div></div>
<div class="ttc" id="agroup__component_html_a099c889d2b948b264c7a665b66e3a9b6a05f4abb2322aa023aba9570c327aff25"><div class="ttname"><a href="group__component.html#a099c889d2b948b264c7a665b66e3a9b6a05f4abb2322aa023aba9570c327aff25">ftxui::Mouse::Pressed</a></div><div class="ttdeci">@ Pressed</div><div class="ttdef"><b>定义</b> <a href="mouse_8hpp_source.html#l00024">mouse.hpp:24</a></div></div>
<div class="ttc" id="agroup__component_html_a099c889d2b948b264c7a665b66e3a9b6a9bf35ab1cecfbb50d8f1d708a4921fc6"><div class="ttname"><a href="group__component.html#a099c889d2b948b264c7a665b66e3a9b6a9bf35ab1cecfbb50d8f1d708a4921fc6">ftxui::Mouse::Moved</a></div><div class="ttdeci">@ Moved</div><div class="ttdef"><b>定义</b> <a href="mouse_8hpp_source.html#l00025">mouse.hpp:25</a></div></div>
<div class="ttc" id="agroup__component_html_a099c889d2b948b264c7a665b66e3a9b6ad9417ac74f0134b9577d1d85cf422c25"><div class="ttname"><a href="group__component.html#a099c889d2b948b264c7a665b66e3a9b6ad9417ac74f0134b9577d1d85cf422c25">ftxui::Mouse::Released</a></div><div class="ttdeci">@ Released</div><div class="ttdef"><b>定义</b> <a href="mouse_8hpp_source.html#l00023">mouse.hpp:23</a></div></div>
<div class="ttc" id="agroup__component_html_a0b7de0467b4e57ce5f337ba8634d8d13"><div class="ttname"><a href="group__component.html#a0b7de0467b4e57ce5f337ba8634d8d13">ftxui::ScreenInteractive::TerminalOutput</a></div><div class="ttdeci">static ScreenInteractive TerminalOutput()</div><div class="ttdef"><b>定义</b> <a href="#l00330">screen_interactive.cpp:330</a></div></div>
<div class="ttc" id="agroup__component_html_a13d77f11d0631067367d82d380b04ce2"><div class="ttname"><a href="group__component.html#a13d77f11d0631067367d82d380b04ce2">ftxui::ScreenInteractive::HandlePipedInput</a></div><div class="ttdeci">void HandlePipedInput(bool enable=true)</div><div class="ttdoc">启用或禁用自动管道输入处理。 启用后，FTXUI 将检测管道输入并将 stdin 从 /dev/tty 重定向 以进行键盘输入，从而允许应用程序读取管道数据，同时仍 接收交互式键盘事件。</div><div class="ttdef"><b>定义</b> <a href="#l00380">screen_interactive.cpp:380</a></div></div>
<div class="ttc" id="agroup__component_html_a1a6a7739e9cc01ba888b57d1f9457f4c"><div class="ttname"><a href="group__component.html#a1a6a7739e9cc01ba888b57d1f9457f4c">ftxui::ScreenInteractive::Exit</a></div><div class="ttdeci">void Exit()</div><div class="ttdoc">退出主循环。</div><div class="ttdef"><b>定义</b> <a href="#l01019">screen_interactive.cpp:1019</a></div></div>
<div class="ttc" id="agroup__component_html_a22ef83103e0443ba82acc19f24f729bc"><div class="ttname"><a href="group__component.html#a22ef83103e0443ba82acc19f24f729bc">ftxui::Event::CtrlZ</a></div><div class="ttdeci">static const Event CtrlZ</div><div class="ttdef"><b>定义</b> <a href="event_8hpp_source.html#l00093">event.hpp:93</a></div></div>
<div class="ttc" id="agroup__component_html_a267cfc2d693fa96a82ae74029214d02e"><div class="ttname"><a href="group__component.html#a267cfc2d693fa96a82ae74029214d02e">ftxui::ScreenInteractive::FixedSize</a></div><div class="ttdeci">static ScreenInteractive FixedSize(int dimx, int dimy)</div><div class="ttdef"><b>定义</b> <a href="#l00284">screen_interactive.cpp:284</a></div></div>
<div class="ttc" id="agroup__component_html_a29e75bdaa1d5465518787ec014b2c3bf"><div class="ttname"><a href="group__component.html#a29e75bdaa1d5465518787ec014b2c3bf">ftxui::ScreenInteractive::PostEvent</a></div><div class="ttdeci">void PostEvent(Event event)</div><div class="ttdoc">向主循环添加一个事件。 它将在所有其他计划事件之后执行。</div><div class="ttdef"><b>定义</b> <a href="#l00394">screen_interactive.cpp:394</a></div></div>
<div class="ttc" id="agroup__component_html_a49209b09dcf8bc540f79e2bfd0a7ee88"><div class="ttname"><a href="group__component.html#a49209b09dcf8bc540f79e2bfd0a7ee88">ftxui::ScreenInteractive::Post</a></div><div class="ttdeci">void Post(Task task)</div><div class="ttdoc">向主循环添加一个任务。 它将在所有其他计划任务之后执行。</div><div class="ttdef"><b>定义</b> <a href="#l00386">screen_interactive.cpp:386</a></div></div>
<div class="ttc" id="agroup__component_html_a4f458e443ed672c2aea9fdd96531a621"><div class="ttname"><a href="group__component.html#a4f458e443ed672c2aea9fdd96531a621">ftxui::ScreenInteractive::FitComponent</a></div><div class="ttdeci">static ScreenInteractive FitComponent()</div><div class="ttdoc">创建一个 ScreenInteractive，其宽度和高度与正在绘制的组件匹配。</div><div class="ttdef"><b>定义</b> <a href="#l00344">screen_interactive.cpp:344</a></div></div>
<div class="ttc" id="agroup__component_html_a53dc5c3030151713857cf1a898d0f897"><div class="ttname"><a href="group__component.html#a53dc5c3030151713857cf1a898d0f897">ftxui::ScreenInteractive::Fullscreen</a></div><div class="ttdeci">static ScreenInteractive Fullscreen()</div><div class="ttdef"><b>定义</b> <a href="#l00297">screen_interactive.cpp:297</a></div></div>
<div class="ttc" id="agroup__component_html_a699872f2a6d8607d714be174e9435290"><div class="ttname"><a href="group__component.html#a699872f2a6d8607d714be174e9435290">ftxui::Event::Custom</a></div><div class="ttdeci">static const Event Custom</div><div class="ttdef"><b>定义</b> <a href="event_8hpp_source.html#l00096">event.hpp:96</a></div></div>
<div class="ttc" id="agroup__component_html_a6be13532d5bef8f566c12090db2dffba"><div class="ttname"><a href="group__component.html#a6be13532d5bef8f566c12090db2dffba">ftxui::ScreenInteractive::FullscreenPrimaryScreen</a></div><div class="ttdeci">static ScreenInteractive FullscreenPrimaryScreen()</div><div class="ttdef"><b>定义</b> <a href="#l00304">screen_interactive.cpp:304</a></div></div>
<div class="ttc" id="agroup__component_html_a6f7095d721dd1dbd490d97c028eb676f"><div class="ttname"><a href="group__component.html#a6f7095d721dd1dbd490d97c028eb676f">ftxui::ScreenInteractive::Loop</a></div><div class="ttdeci">friend class Loop</div><div class="ttdef"><b>定义</b> <a href="screen__interactive_8hpp_source.html#l00167">screen_interactive.hpp:167</a></div></div>
<div class="ttc" id="agroup__component_html_a9dc30615370889030396a239ceee2a77"><div class="ttname"><a href="group__component.html#a9dc30615370889030396a239ceee2a77">ftxui::ScreenInteractive::Active</a></div><div class="ttdeci">static ScreenInteractive * Active()</div><div class="ttdoc">返回当前活动屏幕，如果没有则返回空。</div><div class="ttdef"><b>定义</b> <a href="#l00522">screen_interactive.cpp:522</a></div></div>
<div class="ttc" id="agroup__component_html_aad61519d291dcc216d2ac618618a45a2"><div class="ttname"><a href="group__component.html#aad61519d291dcc216d2ac618618a45a2">ftxui::ScreenInteractive::CaptureMouse</a></div><div class="ttdeci">CapturedMouse CaptureMouse()</div><div class="ttdoc">尝试获取能够捕获鼠标的唯一锁。</div><div class="ttdef"><b>定义</b> <a href="#l00413">screen_interactive.cpp:413</a></div></div>
<div class="ttc" id="agroup__component_html_ac25769e248caa01d336f5eaa79cd6160"><div class="ttname"><a href="group__component.html#ac25769e248caa01d336f5eaa79cd6160">ftxui::ScreenInteractive::GetSelection</a></div><div class="ttdeci">std::string GetSelection()</div><div class="ttdoc">返回当前选择的内容</div><div class="ttdef"><b>定义</b> <a href="#l00509">screen_interactive.cpp:509</a></div></div>
<div class="ttc" id="agroup__component_html_acad4646ece7569fd39a3a5c847ebb4a8"><div class="ttname"><a href="group__component.html#acad4646ece7569fd39a3a5c847ebb4a8">ftxui::ScreenInteractive::FullscreenAlternateScreen</a></div><div class="ttdeci">static ScreenInteractive FullscreenAlternateScreen()</div><div class="ttdef"><b>定义</b> <a href="#l00317">screen_interactive.cpp:317</a></div></div>
<div class="ttc" id="agroup__component_html_ad5961c1d4caf0ba9a030e5675162a164"><div class="ttname"><a href="group__component.html#ad5961c1d4caf0ba9a030e5675162a164">ftxui::ScreenInteractive::TrackMouse</a></div><div class="ttdeci">void TrackMouse(bool enable=true)</div><div class="ttdoc">设置是否跟踪鼠标并报告事件。 在主循环之外调用。例如 ScreenInteractive::Loop(...)。</div><div class="ttdef"><b>定义</b> <a href="#l00368">screen_interactive.cpp:368</a></div></div>
<div class="ttc" id="agroup__component_html_ad6daabb2df61b6be6f0b2a8950ac3281"><div class="ttname"><a href="group__component.html#ad6daabb2df61b6be6f0b2a8950ac3281">ftxui::ScreenInteractive::SelectionChange</a></div><div class="ttdeci">void SelectionChange(std::function&lt; void()&gt; callback)</div><div class="ttdef"><b>定义</b> <a href="#l00516">screen_interactive.cpp:516</a></div></div>
<div class="ttc" id="agroup__component_html_ad94d3d42aba3359550759aae5bcffbe9"><div class="ttname"><a href="group__component.html#ad94d3d42aba3359550759aae5bcffbe9">ftxui::ScreenInteractive::RequestAnimationFrame</a></div><div class="ttdeci">void RequestAnimationFrame()</div><div class="ttdoc">添加一个任务以再次绘制屏幕，直到所有动画完成。</div><div class="ttdef"><b>定义</b> <a href="#l00399">screen_interactive.cpp:399</a></div></div>
<div class="ttc" id="agroup__component_html_ae295157a88e6300609df83769ed885f2"><div class="ttname"><a href="group__component.html#ae295157a88e6300609df83769ed885f2">ftxui::ScreenInteractive::ExitLoopClosure</a></div><div class="ttdeci">Closure ExitLoopClosure()</div><div class="ttdoc">返回一个退出主循环的函数。</div><div class="ttdef"><b>定义</b> <a href="#l01014">screen_interactive.cpp:1014</a></div></div>
<div class="ttc" id="agroup__component_html_ae48c11a6c9160dc14cd5504ebe69304b"><div class="ttname"><a href="group__component.html#ae48c11a6c9160dc14cd5504ebe69304b">ftxui::ScreenInteractive::ForceHandleCtrlC</a></div><div class="ttdeci">void ForceHandleCtrlC(bool force)</div><div class="ttdoc">强制 FTXUI 处理或不处理 Ctrl-C，即使组件 捕获了 Event::CtrlC。</div><div class="ttdef"><b>定义</b> <a href="#l00498">screen_interactive.cpp:498</a></div></div>
<div class="ttc" id="agroup__component_html_ae6ab8a002adc9e1303a30fb2632d0778"><div class="ttname"><a href="group__component.html#ae6ab8a002adc9e1303a30fb2632d0778">ftxui::ScreenInteractive::~ScreenInteractive</a></div><div class="ttdeci">~ScreenInteractive() override</div></div>
<div class="ttc" id="agroup__component_html_af1c772ab581e587daad086227435f2ec"><div class="ttname"><a href="group__component.html#af1c772ab581e587daad086227435f2ec">ftxui::ScreenInteractive::ForceHandleCtrlZ</a></div><div class="ttdeci">void ForceHandleCtrlZ(bool force)</div><div class="ttdoc">强制 FTXUI 处理或不处理 Ctrl-Z，即使组件 捕获了 Event::CtrlZ。</div><div class="ttdef"><b>定义</b> <a href="#l00504">screen_interactive.cpp:504</a></div></div>
<div class="ttc" id="agroup__component_html_af9df2de690486078fea4a7151b83b089"><div class="ttname"><a href="group__component.html#af9df2de690486078fea4a7151b83b089">ftxui::ScreenInteractive::WithRestoredIO</a></div><div class="ttdeci">Closure WithRestoredIO(Closure)</div><div class="ttdoc">装饰一个函数。它以相同的方式执行，但在执行期间， 当前活动屏幕终端的钩子会被暂时卸载。</div><div class="ttdef"><b>定义</b> <a href="#l00488">screen_interactive.cpp:488</a></div></div>
<div class="ttc" id="agroup__component_html_afe901de476c29382cc358333f10e5ee7"><div class="ttname"><a href="group__component.html#afe901de476c29382cc358333f10e5ee7">ftxui::Event::Special</a></div><div class="ttdeci">static Event Special(std::string)</div><div class="ttdoc">一个自定义事件，其含义由库用户定义。</div><div class="ttdef"><b>定义</b> <a href="event_8cpp_source.html#l00072">event.cpp:72</a></div></div>
<div class="ttc" id="agroup__component_html_classftxui_1_1Loop"><div class="ttname"><a href="group__component.html#classftxui_1_1Loop">ftxui::Loop</a></div><div class="ttdoc">Loop 是一个管理组件事件循环的类。</div><div class="ttdef"><b>定义</b> <a href="loop_8hpp_source.html#l00055">loop.hpp:55</a></div></div>
<div class="ttc" id="agroup__component_html_classftxui_1_1ScreenInteractive"><div class="ttname"><a href="group__component.html#classftxui_1_1ScreenInteractive">ftxui::ScreenInteractive</a></div><div class="ttdoc">ScreenInteractive 是一个可以处理事件、运行主循环和管理组件的 Screen。</div><div class="ttdef"><b>定义</b> <a href="screen__interactive_8hpp_source.html#l00033">screen_interactive.hpp:33</a></div></div>
<div class="ttc" id="agroup__component_html_gad94d3d42aba3359550759aae5bcffbe9"><div class="ttname"><a href="group__component.html#gad94d3d42aba3359550759aae5bcffbe9">ftxui::animation::RequestAnimationFrame</a></div><div class="ttdeci">void RequestAnimationFrame()</div><div class="ttdoc">RequestAnimationFrame 是一个请求在下一个动画周期中绘制新帧的函数。</div><div class="ttdef"><b>定义</b> <a href="#l00077">screen_interactive.cpp:77</a></div></div>
<div class="ttc" id="agroup__component_html_structftxui_1_1Event"><div class="ttname"><a href="group__component.html#structftxui_1_1Event">ftxui::Event</a></div><div class="ttdoc">代表一个事件。它可以是按键事件、终端大小调整等等...</div><div class="ttdef"><b>定义</b> <a href="event_8hpp_source.html#l00028">event.hpp:28</a></div></div>
<div class="ttc" id="agroup__dom_html_gad4b8aa9392f56ba41e2b421e046a7d83"><div class="ttname"><a href="group__dom.html#gad4b8aa9392f56ba41e2b421e046a7d83">ftxui::Render</a></div><div class="ttdeci">void Render(Screen &amp;screen, const Element &amp;element)</div><div class="ttdoc">在 ftxui::Screen 上显示元素。</div><div class="ttdef"><b>定义</b> <a href="node_8cpp_source.html#l00084">node.cpp:84</a></div></div>
<div class="ttc" id="agroup__screen_html_a0d283cfb1ec16b3fc13d344ebfea93d4"><div class="ttname"><a href="group__screen.html#a0d283cfb1ec16b3fc13d344ebfea93d4">ftxui::Image::dimy</a></div><div class="ttdeci">int dimy() const</div><div class="ttdef"><b>定义</b> <a href="image_8hpp_source.html#l00035">image.hpp:35</a></div></div>
<div class="ttc" id="agroup__screen_html_a19c380b03cea21d7ac7325136a131ff0"><div class="ttname"><a href="group__screen.html#a19c380b03cea21d7ac7325136a131ff0">ftxui::Screen::ToString</a></div><div class="ttdeci">std::string ToString() const</div><div class="ttdef"><b>定义</b> <a href="screen_8cpp_source.html#l00413">screen.cpp:413</a></div></div>
<div class="ttc" id="agroup__screen_html_a1b254c3faacd432c325efff4268ca683"><div class="ttname"><a href="group__screen.html#a1b254c3faacd432c325efff4268ca683">ftxui::Image::dimx_</a></div><div class="ttdeci">int dimx_</div><div class="ttdef"><b>定义</b> <a href="image_8hpp_source.html#l00043">image.hpp:43</a></div></div>
<div class="ttc" id="agroup__screen_html_a9677c078c4270afdb7451cdc0b0871d4"><div class="ttname"><a href="group__screen.html#a9677c078c4270afdb7451cdc0b0871d4">ftxui::Screen::ResetPosition</a></div><div class="ttdeci">std::string ResetPosition(bool clear=false) const</div><div class="ttdoc">返回一个字符串，用于将光标位置重置到屏幕开头。</div><div class="ttdef"><b>定义</b> <a href="screen_8cpp_source.html#l00471">screen.cpp:471</a></div></div>
<div class="ttc" id="agroup__screen_html_a9df9d1ae7ed66857ca987963b2365904"><div class="ttname"><a href="group__screen.html#a9df9d1ae7ed66857ca987963b2365904">ftxui::Screen::cursor_</a></div><div class="ttdeci">Cursor cursor_</div><div class="ttdef"><b>定义</b> <a href="screen_8hpp_source.html#l00079">screen.hpp:79</a></div></div>
<div class="ttc" id="agroup__screen_html_a9e9d5df4b41aaa5eca27cdcaca6d4574"><div class="ttname"><a href="group__screen.html#a9e9d5df4b41aaa5eca27cdcaca6d4574">ftxui::Image::dimy_</a></div><div class="ttdeci">int dimy_</div><div class="ttdef"><b>定义</b> <a href="image_8hpp_source.html#l00044">image.hpp:44</a></div></div>
<div class="ttc" id="agroup__screen_html_aa71d36872f416feaa853788a7a7a7ef8"><div class="ttname"><a href="group__screen.html#aa71d36872f416feaa853788a7a7a7ef8">ftxui::Screen::Clear</a></div><div class="ttdeci">void Clear()</div><div class="ttdoc">清除屏幕上的所有像素。</div><div class="ttdef"><b>定义</b> <a href="screen_8cpp_source.html#l00490">screen.cpp:490</a></div></div>
<div class="ttc" id="agroup__screen_html_ae7a460c9dacd70ed81b1adfea46b492e"><div class="ttname"><a href="group__screen.html#ae7a460c9dacd70ed81b1adfea46b492e">ftxui::Image::dimx</a></div><div class="ttdeci">int dimx() const</div><div class="ttdef"><b>定义</b> <a href="image_8hpp_source.html#l00034">image.hpp:34</a></div></div>
<div class="ttc" id="agroup__screen_html_aeab8c1788b3f2c7403749c3be95a68ae"><div class="ttname"><a href="group__screen.html#aeab8c1788b3f2c7403749c3be95a68ae">ftxui::Image::pixels_</a></div><div class="ttdeci">std::vector&lt; std::vector&lt; Pixel &gt; &gt; pixels_</div><div class="ttdef"><b>定义</b> <a href="image_8hpp_source.html#l00045">image.hpp:45</a></div></div>
<div class="ttc" id="agroup__screen_html_gad890c37601448c82ed0d5051c29e2f0c"><div class="ttname"><a href="group__screen.html#gad890c37601448c82ed0d5051c29e2f0c">ftxui::Terminal::Size</a></div><div class="ttdeci">Dimensions Size()</div><div class="ttdoc">获取终端尺寸。</div><div class="ttdef"><b>定义</b> <a href="terminal_8cpp_source.html#l00089">terminal.cpp:89</a></div></div>
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<div class="ttc" id="anamespaceDimension_html"><div class="ttname"><a href="namespaceDimension.html">Dimension</a></div><div class="ttdoc">FTXUI ftxui::Dimension:: 命名空间</div></div>
<div class="ttc" id="anamespaceanimation_html"><div class="ttname"><a href="namespaceanimation.html">animation</a></div><div class="ttdoc">FTXUI ftxui::animation:: 命名空间</div></div>
<div class="ttc" id="anamespaceftxui_1_1Terminal_html_a765662bcabb59dc93884674ee2fcc9fc"><div class="ttname"><a href="namespaceftxui_1_1Terminal.html#a765662bcabb59dc93884674ee2fcc9fc">ftxui::Terminal::SetFallbackSize</a></div><div class="ttdeci">void SetFallbackSize(const Dimensions &amp;fallbackSize)</div><div class="ttdoc">在自动检测失败时覆盖终端尺寸</div><div class="ttdef"><b>定义</b> <a href="terminal_8cpp_source.html#l00117">terminal.cpp:117</a></div></div>
<div class="ttc" id="anamespaceftxui_1_1animation_html_a3c06579c86b609bce4a9a097b23cd739"><div class="ttname"><a href="namespaceftxui_1_1animation.html#a3c06579c86b609bce4a9a097b23cd739">ftxui::animation::Duration</a></div><div class="ttdeci">std::chrono::duration&lt; float &gt; Duration</div><div class="ttdef"><b>定义</b> <a href="animation_8hpp_source.html#l00023">animation.hpp:23</a></div></div>
<div class="ttc" id="anamespaceftxui_1_1animation_html_a97ee0a9619acebafade22a9b7b0de667"><div class="ttname"><a href="namespaceftxui_1_1animation.html#a97ee0a9619acebafade22a9b7b0de667">ftxui::animation::TimePoint</a></div><div class="ttdeci">std::chrono::time_point&lt; Clock &gt; TimePoint</div><div class="ttdef"><b>定义</b> <a href="animation_8hpp_source.html#l00022">animation.hpp:22</a></div></div>
<div class="ttc" id="anamespaceftxui_1_1util_html_aab9f0232e41c960b4a09629eac33aef3"><div class="ttname"><a href="namespaceftxui_1_1util.html#aab9f0232e41c960b4a09629eac33aef3">ftxui::util::clamp</a></div><div class="ttdeci">constexpr const T &amp; clamp(const T &amp;v, const T &amp;lo, const T &amp;hi)</div><div class="ttdef"><b>定义</b> <a href="util_8hpp_source.html#l00011">util.hpp:11</a></div></div>
<div class="ttc" id="anamespaceftxui_html"><div class="ttname"><a href="namespaceftxui.html">ftxui</a></div><div class="ttdoc">#include &quot;ftxui/component/component_base.hpp&quot; // 用于 ComponentBase</div><div class="ttdef"><b>定义</b> <a href="animation_8hpp_source.html#l00009">animation.hpp:9</a></div></div>
<div class="ttc" id="anamespaceftxui_html_a24b663cb6b0b262055c94d3a03bdd274"><div class="ttname"><a href="namespaceftxui.html#a24b663cb6b0b262055c94d3a03bdd274">ftxui::CapturedMouse</a></div><div class="ttdeci">std::unique_ptr&lt; CapturedMouseInterface &gt; CapturedMouse</div><div class="ttdef"><b>定义</b> <a href="captured__mouse_8hpp_source.html#l00020">captured_mouse.hpp:20</a></div></div>
<div class="ttc" id="anamespaceftxui_html_a757b345f73bb6cde5165a4d7f0c0a298"><div class="ttname"><a href="namespaceftxui.html#a757b345f73bb6cde5165a4d7f0c0a298">ftxui::to_string</a></div><div class="ttdeci">std::string to_string(const std::wstring &amp;s)</div><div class="ttdoc">将 std::wstring 转换为 UTF8 std::string。</div><div class="ttdef"><b>定义</b> <a href="string_8cpp_source.html#l01563">string.cpp:1563</a></div></div>
<div class="ttc" id="anamespaceftxui_html_a9e3e2988ed61a129d82d634ad66f7eb1"><div class="ttname"><a href="namespaceftxui.html#a9e3e2988ed61a129d82d634ad66f7eb1">ftxui::select</a></div><div class="ttdeci">Element select(Element e)</div><div class="ttdoc">将 child 设置为其同级元素中获得焦点的元素。</div><div class="ttdef"><b>定义</b> <a href="frame_8cpp_source.html#l00107">frame.cpp:107</a></div></div>
<div class="ttc" id="anamespaceftxui_html_aaa92a82e968c721805c62787cd000534"><div class="ttname"><a href="namespaceftxui.html#aaa92a82e968c721805c62787cd000534">ftxui::Task</a></div><div class="ttdeci">std::variant&lt; Event, Closure, AnimationTask &gt; Task</div><div class="ttdef"><b>定义</b> <a href="task_8hpp_source.html#l00013">task.hpp:13</a></div></div>
<div class="ttc" id="anamespaceftxui_html_adc2f3bfa69ce99c596a1ff1b69b04d33"><div class="ttname"><a href="namespaceftxui.html#adc2f3bfa69ce99c596a1ff1b69b04d33">ftxui::Closure</a></div><div class="ttdeci">std::function&lt; void()&gt; Closure</div><div class="ttdef"><b>定义</b> <a href="task_8hpp_source.html#l00012">task.hpp:12</a></div></div>
<div class="ttc" id="anamespaceftxui_html_af1479ede01dbf087342534ab4ada11d3"><div class="ttname"><a href="namespaceftxui.html#af1479ede01dbf087342534ab4ada11d3">ftxui::Component</a></div><div class="ttdeci">std::shared_ptr&lt; ComponentBase &gt; Component</div><div class="ttdef"><b>定义</b> <a href="component__base_8hpp_source.html#l00023">component_base.hpp:23</a></div></div>
<div class="ttc" id="anode_8hpp_html"><div class="ttname"><a href="node_8hpp.html">node.hpp</a></div></div>
<div class="ttc" id="ascreen_8hpp_html"><div class="ttname"><a href="screen_8hpp.html">screen.hpp</a></div></div>
<div class="ttc" id="ascreen__interactive_8hpp_html"><div class="ttname"><a href="screen__interactive_8hpp.html">screen_interactive.hpp</a></div></div>
<div class="ttc" id="astructftxui_1_1Screen_1_1Cursor_html_a0a2f84ed7838f07779ae24c5a9086d33"><div class="ttname"><a href="structftxui_1_1Screen_1_1Cursor.html#a0a2f84ed7838f07779ae24c5a9086d33">ftxui::Screen::Cursor::y</a></div><div class="ttdeci">int y</div><div class="ttdef"><b>定义</b> <a href="screen_8hpp_source.html#l00052">screen.hpp:52</a></div></div>
<div class="ttc" id="astructftxui_1_1Screen_1_1Cursor_html_a6150e0515f7202e2fb518f7206ed97dc"><div class="ttname"><a href="structftxui_1_1Screen_1_1Cursor.html#a6150e0515f7202e2fb518f7206ed97dc">ftxui::Screen::Cursor::x</a></div><div class="ttdeci">int x</div><div class="ttdef"><b>定义</b> <a href="screen_8hpp_source.html#l00051">screen.hpp:51</a></div></div>
<div class="ttc" id="astructftxui_1_1Screen_1_1Cursor_html_a8b9f7758a8bd2bef680aeecc40bcfe04"><div class="ttname"><a href="structftxui_1_1Screen_1_1Cursor.html#a8b9f7758a8bd2bef680aeecc40bcfe04">ftxui::Screen::Cursor::shape</a></div><div class="ttdeci">Shape shape</div><div class="ttdef"><b>定义</b> <a href="screen_8hpp_source.html#l00063">screen.hpp:63</a></div></div>
<div class="ttc" id="atask_8hpp_html"><div class="ttname"><a href="task_8hpp.html">task.hpp</a></div></div>
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