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<div id="projectname">FTXUI<span id="projectnumber"> 6.1.9</span>
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<div id="projectbrief">C++ functional terminal UI.</div>
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<div class="header">
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<div class="headertitle"><div class="title">examples/component/modal_dialog.cpp</div></div>
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<div class="contents">
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<div class="fragment"><div class="line"><span class="comment">// Copyright 2022 Arthur Sonzogni. All rights reserved.</span></div>
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<div class="line"><span class="comment">// Use of this source code is governed by the MIT license that can be found in</span></div>
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<div class="line"><span class="comment">// the LICENSE file.</span></div>
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<div class="line"><span class="preprocessor">#include <<a class="code" href="component__options_8hpp.html">ftxui/component/component_options.hpp</a>></span> <span class="comment">// for ButtonOption</span></div>
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<div class="line"><span class="preprocessor">#include <<a class="code" href="mouse_8hpp.html">ftxui/component/mouse.hpp</a>></span> <span class="comment">// for ftxui</span></div>
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<div class="line"><span class="preprocessor">#include <functional></span> <span class="comment">// for function</span></div>
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<div class="line"><span class="preprocessor">#include <memory></span> <span class="comment">// for allocator, shared_ptr</span></div>
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<div class="line"> </div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="component_8hpp.html">ftxui/component/component.hpp</a>"</span> <span class="comment">// for Button, operator|=, Renderer, Vertical, Modal</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="screen__interactive_8hpp.html">ftxui/component/screen_interactive.hpp</a>"</span> <span class="comment">// for ScreenInteractive, Component</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="elements_8hpp.html">ftxui/dom/elements.hpp</a>"</span> <span class="comment">// for operator|, separator, text, size, Element, vbox, border, GREATER_THAN, WIDTH, center, HEIGHT</span></div>
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<div class="line"> </div>
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<div class="line"><span class="keyword">using namespace </span><a class="code hl_namespace" href="namespaceftxui.html">ftxui</a>;</div>
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<div class="line"> </div>
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<div class="line"><span class="keyword">auto</span> <a id="a0" name="a0"></a><a class="code hl_variable" href="modal__dialog_8cpp.html#a1a0df261e66f85913256ea3d321b3e87">button_style</a> = ButtonOption::Animated();</div>
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<div class="line"> </div>
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<div class="line"><span class="comment">// Definition of the main component. The details are not important.</span></div>
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<div class="line"><a class="code hl_typedef" href="namespaceftxui.html#af1479ede01dbf087342534ab4ada11d3">Component</a> <a id="a1" name="a1"></a><a class="code hl_function" href="modal__dialog_8cpp.html#aa61b015248766b6067b6d3c99f04c389">MainComponent</a>(std::function<<span class="keywordtype">void</span>()> show_modal,</div>
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<div class="line"> std::function<<span class="keywordtype">void</span>()> exit) {</div>
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<div class="line"> <span class="keyword">auto</span> component = Container::Vertical({</div>
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<div class="line"> Button(<span class="stringliteral">"Show modal"</span>, show_modal, <a class="code hl_variable" href="modal__dialog_8cpp.html#a1a0df261e66f85913256ea3d321b3e87">button_style</a>),</div>
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<div class="line"> Button(<span class="stringliteral">"Quit"</span>, exit, <a class="code hl_variable" href="modal__dialog_8cpp.html#a1a0df261e66f85913256ea3d321b3e87">button_style</a>),</div>
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<div class="line"> });</div>
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<div class="line"> <span class="comment">// Polish how the two buttons are rendered:</span></div>
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<div class="line"> component |= Renderer([&](<a class="code hl_typedef" href="namespaceftxui.html#a2bc31f2d685189e5c61d2293a1f51b4f">Element</a> inner) {</div>
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<div class="line"> <span class="keywordflow">return</span> vbox({</div>
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<div class="line"> text(<span class="stringliteral">"Main component"</span>),</div>
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<div class="line"> separator(),</div>
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<div class="line"> inner,</div>
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<div class="line"> }) <span class="comment">//</span></div>
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<div class="line"> | size(WIDTH, GREATER_THAN, 15) <span class="comment">//</span></div>
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<div class="line"> | size(HEIGHT, GREATER_THAN, 15) <span class="comment">//</span></div>
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<div class="line"> | border <span class="comment">//</span></div>
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<div class="line"> | center; <span class="comment">//</span></div>
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<div class="line"> });</div>
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<div class="line"> <span class="keywordflow">return</span> component;</div>
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<div class="line">}</div>
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<div class="line"> </div>
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<div class="line"><span class="comment">// Definition of the modal component. The details are not important.</span></div>
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<div class="line"><a class="code hl_typedef" href="namespaceftxui.html#af1479ede01dbf087342534ab4ada11d3">Component</a> <a id="a2" name="a2"></a><a class="code hl_function" href="modal__dialog_8cpp.html#a3b73476f6f304dce17f808a7c3789f5c">ModalComponent</a>(std::function<<span class="keywordtype">void</span>()> do_nothing,</div>
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<div class="line"> std::function<<span class="keywordtype">void</span>()> hide_modal) {</div>
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<div class="line"> <span class="keyword">auto</span> component = Container::Vertical({</div>
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<div class="line"> Button(<span class="stringliteral">"Do nothing"</span>, do_nothing, <a class="code hl_variable" href="modal__dialog_8cpp.html#a1a0df261e66f85913256ea3d321b3e87">button_style</a>),</div>
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<div class="line"> Button(<span class="stringliteral">"Quit modal"</span>, hide_modal, <a class="code hl_variable" href="modal__dialog_8cpp.html#a1a0df261e66f85913256ea3d321b3e87">button_style</a>),</div>
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<div class="line"> });</div>
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<div class="line"> <span class="comment">// Polish how the two buttons are rendered:</span></div>
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<div class="line"> component |= Renderer([&](<a class="code hl_typedef" href="namespaceftxui.html#a2bc31f2d685189e5c61d2293a1f51b4f">Element</a> inner) {</div>
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<div class="line"> <span class="keywordflow">return</span> vbox({</div>
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<div class="line"> text(<span class="stringliteral">"Modal component "</span>),</div>
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<div class="line"> separator(),</div>
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<div class="line"> inner,</div>
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<div class="line"> }) <span class="comment">//</span></div>
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<div class="line"> | size(WIDTH, GREATER_THAN, 30) <span class="comment">//</span></div>
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<div class="line"> | border; <span class="comment">//</span></div>
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<div class="line"> });</div>
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<div class="line"> <span class="keywordflow">return</span> component;</div>
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<div class="line">}</div>
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<div class="line"> </div>
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<div class="line"><span class="keywordtype">int</span> <a id="a3" name="a3"></a><a class="code hl_function" href="examples_2component_2button_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span>* argv[]) {</div>
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<div class="line"> <span class="keyword">auto</span> screen = ScreenInteractive::TerminalOutput();</div>
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<div class="line"> </div>
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<div class="line"> <span class="comment">// State of the application:</span></div>
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<div class="line"> <span class="keywordtype">bool</span> modal_shown = <span class="keyword">false</span>;</div>
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<div class="line"> </div>
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<div class="line"> <span class="comment">// Some actions modifying the state:</span></div>
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<div class="line"> <span class="keyword">auto</span> show_modal = [&] { modal_shown = <span class="keyword">true</span>; };</div>
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<div class="line"> <span class="keyword">auto</span> hide_modal = [&] { modal_shown = <span class="keyword">false</span>; };</div>
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<div class="line"> <span class="keyword">auto</span> exit = screen.ExitLoopClosure();</div>
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<div class="line"> <span class="keyword">auto</span> do_nothing = [&] {};</div>
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<div class="line"> </div>
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<div class="line"> <span class="comment">// Instanciate the main and modal components:</span></div>
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<div class="line"> <span class="keyword">auto</span> main_component = <a class="code hl_function" href="modal__dialog_8cpp.html#aa61b015248766b6067b6d3c99f04c389">MainComponent</a>(show_modal, exit);</div>
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<div class="line"> <span class="keyword">auto</span> modal_component = <a class="code hl_function" href="modal__dialog_8cpp.html#a3b73476f6f304dce17f808a7c3789f5c">ModalComponent</a>(do_nothing, hide_modal);</div>
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<div class="line"> </div>
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<div class="line"> <span class="comment">// Use the `Modal` function to use together the main component and its modal</span></div>
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<div class="line"> <span class="comment">// window. The |modal_shown| boolean controls whether the modal is shown or</span></div>
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<div class="line"> <span class="comment">// not.</span></div>
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<div class="line"> main_component |= Modal(modal_component, &modal_shown);</div>
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<div class="line"> </div>
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<div class="line"> screen.Loop(main_component);</div>
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<div class="line"> <span class="keywordflow">return</span> 0;</div>
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<div class="line">}</div>
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<div class="ttc" id="acomponent_8hpp_html"><div class="ttname"><a href="component_8hpp.html">component.hpp</a></div></div>
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<div class="ttc" id="acomponent__options_8hpp_html"><div class="ttname"><a href="component__options_8hpp.html">component_options.hpp</a></div></div>
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<div class="ttc" id="aelements_8hpp_html"><div class="ttname"><a href="elements_8hpp.html">elements.hpp</a></div></div>
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<div class="ttc" id="aexamples_2component_2button_8cpp_html_ae66f6b31b5ad750f1fe042a706a4e3d4"><div class="ttname"><a href="examples_2component_2button_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a></div><div class="ttdeci">int main()</div><div class="ttdef"><b>Definition</b> <a href="examples_2component_2button_8cpp_source.html#l00033">examples/component/button.cpp:33</a></div></div>
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<div class="ttc" id="amodal__dialog_8cpp_html_a1a0df261e66f85913256ea3d321b3e87"><div class="ttname"><a href="modal__dialog_8cpp.html#a1a0df261e66f85913256ea3d321b3e87">button_style</a></div><div class="ttdeci">auto button_style</div><div class="ttdef"><b>Definition</b> <a href="modal__dialog_8cpp_source.html#l00015">modal_dialog.cpp:15</a></div></div>
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<div class="ttc" id="amodal__dialog_8cpp_html_a3b73476f6f304dce17f808a7c3789f5c"><div class="ttname"><a href="modal__dialog_8cpp.html#a3b73476f6f304dce17f808a7c3789f5c">ModalComponent</a></div><div class="ttdeci">Component ModalComponent(std::function< void()> do_nothing, std::function< void()> hide_modal)</div><div class="ttdef"><b>Definition</b> <a href="modal__dialog_8cpp_source.html#l00040">modal_dialog.cpp:40</a></div></div>
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<div class="ttc" id="amodal__dialog_8cpp_html_aa61b015248766b6067b6d3c99f04c389"><div class="ttname"><a href="modal__dialog_8cpp.html#aa61b015248766b6067b6d3c99f04c389">MainComponent</a></div><div class="ttdeci">Component MainComponent(std::function< void()> show_modal, std::function< void()> exit)</div><div class="ttdef"><b>Definition</b> <a href="modal__dialog_8cpp_source.html#l00018">modal_dialog.cpp:18</a></div></div>
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