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<a href="custom__loop_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">// Copyright 2020 Arthur Sonzogni. All rights reserved.</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LICENSE文件中找到。</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#include &lt;stdlib.h&gt;</span> <span class="comment">// for EXIT_SUCCESS</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &lt;chrono&gt;</span> <span class="comment">// for milliseconds</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include &lt;<a class="code" href="event_8hpp.html">ftxui/component/event.hpp</a>&gt;</span> <span class="comment">// for Event</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include &lt;<a class="code" href="mouse_8hpp.html">ftxui/component/mouse.hpp</a>&gt;</span> <span class="comment">// for ftxui</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include &lt;<a class="code" href="elements_8hpp.html">ftxui/dom/elements.hpp</a>&gt;</span> <span class="comment">// for text, separator, Element, operator|, vbox, border</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include &lt;memory&gt;</span> <span class="comment">// for allocator, shared_ptr</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include &lt;string&gt;</span> <span class="comment">// for operator+, to_string</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include &lt;thread&gt;</span> <span class="comment">// for sleep_for</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &quot;<a class="code" href="component_8hpp.html">ftxui/component/component.hpp</a>&quot;</span> <span class="comment">// for CatchEvent, Renderer, operator|=</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</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="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &quot;<a class="code" href="screen__interactive_8hpp.html">ftxui/component/screen_interactive.hpp</a>&quot;</span> <span class="comment">// for ScreenInteractive</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="foldopen" id="foldopen00016" data-start="{" data-end="}">
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"><a class="line" href="custom__loop_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4"> 16</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="custom__loop_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">using namespace </span><a class="code hl_namespace" href="namespaceftxui.html">ftxui</a>;</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">auto</span> screen = ScreenInteractive::FitComponent();</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// 创建一个组件,用于计算绘制的帧数和处理的事件数。</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> <span class="keywordtype">int</span> custom_loop_count = 0;</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="keywordtype">int</span> frame_count = 0;</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> <span class="keywordtype">int</span> event_count = 0;</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">auto</span> component = Renderer([&amp;] {</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> frame_count++;</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> <span class="keywordflow">return</span> vbox({</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> text(<span class="stringliteral">&quot;This demonstrates using a custom ftxui::Loop. It &quot;</span>),</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> text(<span class="stringliteral">&quot;runs at 100 iterations per seconds. The FTXUI events &quot;</span>),</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> text(<span class="stringliteral">&quot;are all processed once per iteration and a new frame &quot;</span>),</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> text(<span class="stringliteral">&quot;is rendered as needed&quot;</span>),</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> separator(),</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> text(<span class="stringliteral">&quot;ftxui event count: &quot;</span> + std::to_string(event_count)),</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> text(<span class="stringliteral">&quot;ftxui frame count: &quot;</span> + std::to_string(frame_count)),</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> text(<span class="stringliteral">&quot;Custom loop count: &quot;</span> + std::to_string(custom_loop_count)),</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> }) |</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> border;</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> });</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> component |= CatchEvent([&amp;](<a class="code hl_struct" href="group__component.html#structftxui_1_1Event">Event</a>) -&gt; <span class="keywordtype">bool</span> {</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> event_count++;</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> });</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <a class="code hl_class" href="group__component.html#classftxui_1_1Loop">Loop</a> loop(&amp;screen, component);</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keywordflow">while</span> (!loop.HasQuitted()) {</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> custom_loop_count++;</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> loop.RunOnce();</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> std::this_thread::sleep_for(std::chrono::milliseconds(10));</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> }</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="with__restored__io_8cpp.html#a1a8bb385160d2854b0c2ebb85db2d212">EXIT_SUCCESS</a>;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span>}</div>
</div>
<div class="ttc" id="acomponent_8hpp_html"><div class="ttname"><a href="component_8hpp.html">component.hpp</a></div></div>
<div class="ttc" id="acustom__loop_8cpp_html_ae66f6b31b5ad750f1fe042a706a4e3d4"><div class="ttname"><a href="custom__loop_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a></div><div class="ttdeci">int main()</div><div class="ttdef"><b>定义</b> <a href="#l00016">custom_loop.cpp:16</a></div></div>
<div class="ttc" id="aelements_8hpp_html"><div class="ttname"><a href="elements_8hpp.html">elements.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_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_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="aloop_8hpp_html"><div class="ttname"><a href="loop_8hpp.html">loop.hpp</a></div></div>
<div class="ttc" id="amouse_8hpp_html"><div class="ttname"><a href="mouse_8hpp.html">mouse.hpp</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="ascreen__interactive_8hpp_html"><div class="ttname"><a href="screen__interactive_8hpp.html">screen_interactive.hpp</a></div></div>
<div class="ttc" id="awith__restored__io_8cpp_html_a1a8bb385160d2854b0c2ebb85db2d212"><div class="ttname"><a href="with__restored__io_8cpp.html#a1a8bb385160d2854b0c2ebb85db2d212">EXIT_SUCCESS</a></div><div class="ttdeci">return EXIT_SUCCESS</div><div class="ttdef"><b>定义</b> <a href="with__restored__io_8cpp_source.html#l00057">with_restored_io.cpp:57</a></div></div>
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projectNumber.replaceWith(container);
// Clean up the original Doxygen project number text if it still exists nearby
const parent = container.parentElement;
if (parent) {
const textNode = Array.from(parent.childNodes).find(n => n.nodeType === 3 && n.textContent.trim() !== '');
if (textNode) {
textNode.remove();
}
}
});
</script>
</body>
</html>