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FTXUI/en/v6.0.2/examples_2component_2slider_direction_8cpp-example.html
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<div id="projectname">FTXUI
&#160;<span id="projectnumber">6.0.2</span>
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<div id="projectbrief">C++ functional terminal UI.</div>
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<div class="headertitle"><div class="title">examples/component/slider_direction.cpp</div></div>
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<div class="fragment"><div class="line"><span class="comment">// Copyright 2020 Arthur Sonzogni. All rights reserved.</span></div>
<div class="line"><span class="comment">// Use of this source code is governed by the MIT license that can be found in</span></div>
<div class="line"><span class="comment">// the LICENSE file.</span></div>
<div class="line"><span class="preprocessor">#include &lt;array&gt;</span> <span class="comment">// for array</span></div>
<div class="line"><span class="preprocessor">#include &lt;cmath&gt;</span> <span class="comment">// for sin</span></div>
<div class="line"><span class="preprocessor">#include &lt;<a class="code" href="component__base_8hpp.html">ftxui/component/component_base.hpp</a>&gt;</span> <span class="comment">// for ComponentBase</span></div>
<div class="line"><span class="preprocessor">#include &lt;<a class="code" href="component__options_8hpp.html">ftxui/component/component_options.hpp</a>&gt;</span> <span class="comment">// for SliderOption</span></div>
<div class="line"><span class="preprocessor">#include &lt;<a class="code" href="direction_8hpp.html">ftxui/dom/direction.hpp</a>&gt;</span> <span class="comment">// for Direction, Direction::Up</span></div>
<div class="line"><span class="preprocessor">#include &lt;<a class="code" href="elements_8hpp.html">ftxui/dom/elements.hpp</a>&gt;</span> <span class="comment">// for size, GREATER_THAN, HEIGHT</span></div>
<div class="line"><span class="preprocessor">#include &lt;<a class="code" href="ref_8hpp.html">ftxui/util/ref.hpp</a>&gt;</span> <span class="comment">// for ConstRef, Ref</span></div>
<div class="line"><span class="preprocessor">#include &lt;memory&gt;</span> <span class="comment">// for shared_ptr, __shared_ptr_access</span></div>
<div class="line"> </div>
<div class="line"><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 ftxui</span></div>
<div class="line"><span class="preprocessor">#include &quot;<a class="code" href="component_8hpp.html">ftxui/component/component.hpp</a>&quot;</span> <span class="comment">// for Horizontal, Slider, operator|=</span></div>
<div class="line"><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"> </div>
<div class="line"><span class="keyword">using namespace </span><a class="code hl_namespace" href="namespaceftxui.html">ftxui</a>;</div>
<div class="line"> </div>
<div class="line"><span class="keywordtype">int</span> main() {</div>
<div class="line"> <span class="keyword">auto</span> screen = ScreenInteractive::TerminalOutput();</div>
<div class="line"> std::array&lt;int, 30&gt; values;</div>
<div class="line"> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; values.size(); ++i) {</div>
<div class="line"> values[i] = 50 + 20 * std::sin(i * 0.3);</div>
<div class="line"> }</div>
<div class="line"> </div>
<div class="line"> <span class="keyword">auto</span> layout_horizontal = Container::Horizontal({});</div>
<div class="line"> <span class="keywordflow">for</span> (<span class="keyword">auto</span>&amp; value : values) {</div>
<div class="line"> <span class="comment">// In C++17:</span></div>
<div class="line"> <a id="_a0" name="_a0"></a><a class="code hl_struct" href="namespaceftxui.html#structftxui_1_1SliderOption">SliderOption&lt;int&gt;</a> option;</div>
<div class="line"> option.<a id="a1" name="a1"></a><a class="code hl_variable" href="namespaceftxui.html#ab256d6c86a100045ed2329da289dce3a">value</a> = &amp;value;</div>
<div class="line"> option.<a id="a2" name="a2"></a><a class="code hl_variable" href="namespaceftxui.html#abd146f0de5789f02aee07c54e819099b">max</a> = 100;</div>
<div class="line"> option.<a id="a3" name="a3"></a><a class="code hl_variable" href="namespaceftxui.html#a752366b00bdf7bba57a18e239e86e2e1">increment</a> = 5;</div>
<div class="line"> option.<a id="a4" name="a4"></a><a class="code hl_variable" href="namespaceftxui.html#a53421c695d00016ab925777d423b4eb6">direction</a> = Direction::Up;</div>
<div class="line"> layout_horizontal-&gt;Add(Slider&lt;int&gt;(option));</div>
<div class="line"> </div>
<div class="line"> <span class="comment">/* In C++20:</span></div>
<div class="line"><span class="comment"> layout_horizontal-&gt;Add(Slider&lt;int&gt;({</span></div>
<div class="line"><span class="comment"> .value = &amp;values[i],</span></div>
<div class="line"><span class="comment"> .max = 100,</span></div>
<div class="line"><span class="comment"> .increment = 5,</span></div>
<div class="line"><span class="comment"> .direction = Direction::Up,</span></div>
<div class="line"><span class="comment"> }));</span></div>
<div class="line"><span class="comment"> */</span></div>
<div class="line"> }</div>
<div class="line"> </div>
<div class="line"> layout_horizontal |= size(HEIGHT, GREATER_THAN, 20);</div>
<div class="line"> </div>
<div class="line"> screen.Loop(layout_horizontal);</div>
<div class="line">}</div>
<div class="ttc" id="acaptured__mouse_8hpp_html"><div class="ttname"><a href="captured__mouse_8hpp.html">captured_mouse.hpp</a></div></div>
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<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="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="anamespaceftxui_html"><div class="ttname"><a href="namespaceftxui.html">ftxui</a></div><div class="ttdef"><b>Definition</b> <a href="animation_8hpp_source.html#l00010">animation.hpp:10</a></div></div>
<div class="ttc" id="anamespaceftxui_html_a53421c695d00016ab925777d423b4eb6"><div class="ttname"><a href="namespaceftxui.html#a53421c695d00016ab925777d423b4eb6">ftxui::SliderOption::direction</a></div><div class="ttdeci">Direction direction</div><div class="ttdef"><b>Definition</b> <a href="component__options_8hpp_source.html#l00228">component_options.hpp:228</a></div></div>
<div class="ttc" id="anamespaceftxui_html_a752366b00bdf7bba57a18e239e86e2e1"><div class="ttname"><a href="namespaceftxui.html#a752366b00bdf7bba57a18e239e86e2e1">ftxui::SliderOption::increment</a></div><div class="ttdeci">ConstRef&lt; T &gt; increment</div><div class="ttdef"><b>Definition</b> <a href="component__options_8hpp_source.html#l00227">component_options.hpp:227</a></div></div>
<div class="ttc" id="anamespaceftxui_html_ab256d6c86a100045ed2329da289dce3a"><div class="ttname"><a href="namespaceftxui.html#ab256d6c86a100045ed2329da289dce3a">ftxui::SliderOption::value</a></div><div class="ttdeci">Ref&lt; T &gt; value</div><div class="ttdef"><b>Definition</b> <a href="component__options_8hpp_source.html#l00224">component_options.hpp:224</a></div></div>
<div class="ttc" id="anamespaceftxui_html_abd146f0de5789f02aee07c54e819099b"><div class="ttname"><a href="namespaceftxui.html#abd146f0de5789f02aee07c54e819099b">ftxui::SliderOption::max</a></div><div class="ttdeci">ConstRef&lt; T &gt; max</div><div class="ttdef"><b>Definition</b> <a href="component__options_8hpp_source.html#l00226">component_options.hpp:226</a></div></div>
<div class="ttc" id="anamespaceftxui_html_structftxui_1_1SliderOption"><div class="ttname"><a href="namespaceftxui.html#structftxui_1_1SliderOption">ftxui::SliderOption</a></div><div class="ttdef"><b>Definition</b> <a href="component__options_8hpp_source.html#l00223">component_options.hpp:223</a></div></div>
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<div class="ttc" id="ascreen__interactive_8hpp_html"><div class="ttname"><a href="screen__interactive_8hpp.html">screen_interactive.hpp</a></div></div>
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