<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `widgetry/src/lib.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>lib.rs - source</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings"></script><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg"> <link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"> 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id="220">220</span> <span id="221">221</span> <span id="222">222</span> <span id="223">223</span> <span id="224">224</span> <span id="225">225</span> <span id="226">226</span> <span id="227">227</span> </pre><div class="example-wrap"><pre class="rust "> <span class="doccomment">//! # Widgets</span> <span class="doccomment">//!</span> <span class="doccomment">//! If none of these do what you need, implementing a new [`WidgetImpl`] isn't tough.</span> <span class="doccomment">//!</span> <span class="doccomment">//! TODO inline pictures of some of these</span> <span class="doccomment">//!</span> <span class="doccomment">//! * [`Autocomplete`] - select predefined value by combining text entry with menus</span> <span class="doccomment">//! * [`Button`] - clickable buttons with keybindings and tooltips</span> <span class="doccomment">//! * [`Toggle`] - checkboxes, switches, and other toggles</span> <span class="doccomment">//! * [`CompareTimes`] - a scatter plot specialized for comparing times</span> <span class="doccomment">//! * [`DrawWithTooltips`] - draw static geometry, with mouse tooltips in certain regions</span> <span class="doccomment">//! * [`Dropdown`] - a button that expands into a menu</span> <span class="doccomment">//! * [`FanChart`] - visualize a range of values over time</span> <span class="doccomment">//! * [`Filler`] - just carve out space in the layout for something else</span> <span class="doccomment">//! * [`JustDraw`] (argh private) - just draw text, `GeomBatch`es, SVGs</span> <span class="doccomment">//! * [`LinePlot`] - visualize 2 variables with a line plot</span> <span class="doccomment">//! * [`Menu`] - select something from a menu, with keybindings</span> <span class="doccomment">//! * [`MultiButton`] - clickable regions in one batch of geometry</span> <span class="doccomment">//! * [`PersistentSplit`] - a button with a dropdown to change its state</span> <span class="doccomment">//! * [`ScatterPlot`] - visualize 2 variables with a scatter plot</span> <span class="doccomment">//! * [`Slider`] - horizontal and vertical sliders</span> <span class="doccomment">//! * [`Spinner`] - numeric input with up/down buttons</span> <span class="doccomment">//! * [`table::Table`] - rows and columns, supporting filtering and pagination</span> <span class="doccomment">//! * [`TextBox`] - single line text entry</span> <span class="comment">//#![warn(missing_docs)]</span> <span class="attribute">#[<span class="ident">macro_use</span>]</span> <span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">anyhow</span>; <span class="attribute">#[<span class="ident">macro_use</span>]</span> <span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">log</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">app_state</span>::{<span class="ident">DrawBaselayer</span>, <span class="ident">SharedAppState</span>, <span class="ident">SimpleState</span>, <span class="ident">State</span>, <span class="ident">Transition</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">backend</span>::<span class="ident">Drawable</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">canvas</span>::{<span class="ident">Canvas</span>, <span class="ident">HorizontalAlignment</span>, <span class="ident">VerticalAlignment</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">color</span>::{<span class="ident">Color</span>, <span class="ident">Fill</span>, <span class="ident">LinearGradient</span>, <span class="ident">Texture</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">drawing</span>::{<span class="ident">GfxCtx</span>, <span class="ident">Prerender</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">event</span>::{<span class="ident">hotkeys</span>, <span class="ident">lctrl</span>, <span class="ident">Event</span>, <span class="ident">Key</span>, <span class="ident">MultiKey</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">event_ctx</span>::{<span class="ident">EventCtx</span>, <span class="ident">UpdateType</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">geom</span>::<span class="ident">geom_batch_stack</span>::{<span class="ident">Axis</span>, <span class="ident">GeomBatchStack</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">geom</span>::{<span class="ident">GeomBatch</span>, <span class="ident">RewriteColor</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">input</span>::<span class="ident">UserInput</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">runner</span>::{<span class="ident">run</span>, <span class="ident">Settings</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">screen_geom</span>::{<span class="ident">ScreenDims</span>, <span class="ident">ScreenPt</span>, <span class="ident">ScreenRectangle</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">style</span>::{<span class="ident">ButtonStyle</span>, <span class="ident">OutlineStyle</span>, <span class="ident">Style</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">text</span>::{<span class="ident">Font</span>, <span class="ident">Line</span>, <span class="ident">Text</span>, <span class="ident">TextExt</span>, <span class="ident">TextSpan</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">tools</span>::<span class="ident">warper</span>::<span class="ident">Warper</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">tools</span>::<span class="ident">Cached</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">autocomplete</span>::<span class="ident">Autocomplete</span>; <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">button</span>::<span class="ident">Button</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">button</span>::{<span class="ident">ButtonBuilder</span>, <span class="ident">MultiButton</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">compare_times</span>::<span class="ident">CompareTimes</span>; <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">dropdown</span>::<span class="ident">Dropdown</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">fan_chart</span>::<span class="ident">FanChart</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">filler</span>::<span class="ident">Filler</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">image</span>::{<span class="ident">Image</span>, <span class="ident">ImageSource</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">just_draw</span>::<span class="ident">DrawWithTooltips</span>; <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">just_draw</span>::{<span class="ident">DeferDraw</span>, <span class="ident">JustDraw</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">line_plot</span>::<span class="ident">LinePlot</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">menu</span>::<span class="ident">Menu</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">persistent_split</span>::<span class="ident">PersistentSplit</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">plots</span>::{<span class="ident">PlotOptions</span>, <span class="ident">Series</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">scatter_plot</span>::<span class="ident">ScatterPlot</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">slider</span>::<span class="ident">Slider</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">spinner</span>::<span class="ident">Spinner</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">stash</span>::<span class="ident">Stash</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">table</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">tabs</span>::<span class="ident">TabController</span>; <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">text_box</span>::<span class="ident">TextBox</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">toggle</span>::<span class="ident">Toggle</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::<span class="ident">DEFAULT_CORNER_RADIUS</span>; <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">widgets</span>::{ <span class="ident">CornerRounding</span>, <span class="ident">EdgeInsets</span>, <span class="ident">Outcome</span>, <span class="ident">Panel</span>, <span class="ident">Widget</span>, <span class="ident">WidgetImpl</span>, <span class="ident">WidgetOutput</span>, }; <span class="kw">mod</span> <span class="ident">app_state</span>; <span class="kw">mod</span> <span class="ident">assets</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"native-backend"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"wasm-backend"</span>))]</span> <span class="kw">mod</span> <span class="ident">backend_glow</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"native-backend"</span>)]</span> <span class="kw">mod</span> <span class="ident">backend_glow_native</span>; <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"wasm-backend"</span>)]</span> <span class="kw">mod</span> <span class="ident">backend_glow_wasm</span>; <span class="kw">mod</span> <span class="ident">canvas</span>; <span class="kw">mod</span> <span class="ident">color</span>; <span class="kw">mod</span> <span class="ident">drawing</span>; <span class="kw">mod</span> <span class="ident">event</span>; <span class="kw">mod</span> <span class="ident">event_ctx</span>; <span class="kw">mod</span> <span class="ident">geom</span>; <span class="kw">mod</span> <span class="ident">input</span>; <span class="kw">mod</span> <span class="ident">runner</span>; <span class="kw">mod</span> <span class="ident">screen_geom</span>; <span class="kw">mod</span> <span class="ident">style</span>; <span class="kw">mod</span> <span class="ident">svg</span>; <span class="kw">mod</span> <span class="ident">text</span>; <span class="kw">mod</span> <span class="ident">tools</span>; <span class="kw">mod</span> <span class="ident">widgets</span>; <span class="kw">mod</span> <span class="ident">backend</span> { <span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"native-backend"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"wasm-backend"</span>))]</span> <span class="kw">pub</span> <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">backend_glow</span>::<span class="kw-2">*</span>; } <span class="doccomment">/// Like [`std::include_bytes!`], but also returns its argument, the relative path to the bytes</span> <span class="doccomment">///</span> <span class="doccomment">/// returns a `(path, bytes): (&str, &[u8])` tuple</span> <span class="attribute">#[<span class="ident">macro_export</span>]</span> <span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">include_labeled_bytes</span> { (<span class="macro-nonterminal">$</span><span class="macro-nonterminal">file</span>:<span class="ident">expr</span>) <span class="op">=</span><span class="op">></span> { (<span class="macro-nonterminal">$</span><span class="macro-nonterminal">file</span>, <span class="macro">include_bytes</span><span class="macro">!</span>(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">file</span>)) }; } <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Copy</span>, <span class="ident">Debug</span>)]</span> <span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ControlState</span> { <span class="ident">Default</span>, <span class="ident">Hovered</span>, <span class="ident">Disabled</span>, <span class="comment">// TODO: Pressing</span> } <span class="doccomment">/// Rules for how content should stretch to fill its bounds</span> <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Copy</span>, <span class="ident">Debug</span>)]</span> <span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ContentMode</span> { <span class="doccomment">/// Stretches content to fit its bounds exactly, breaking aspect ratio as necessary.</span> <span class="ident">ScaleToFill</span>, <span class="doccomment">/// Maintaining aspect ratio, content grows until it touches its bounds in one dimension.</span> <span class="doccomment">/// This is the default ContentMode.</span> <span class="doccomment">///</span> <span class="doccomment">/// If the aspect ratio of the bounds do not exactly match the aspect ratio of the content,</span> <span class="doccomment">/// then there will be some empty space within the bounds to center the content.</span> <span class="ident">ScaleAspectFit</span>, <span class="doccomment">/// Maintaining aspect ratio, content grows until both bounds are met.</span> <span class="doccomment">///</span> <span class="doccomment">/// If the aspect ratio of the bounds do not exactly match the aspect ratio of the content,</span> <span class="doccomment">/// the content will overflow one dimension of its bounds.</span> <span class="ident">ScaleAspectFill</span>, } <span class="kw">impl</span> <span class="ident">Default</span> <span class="kw">for</span> <span class="ident">ContentMode</span> { <span class="kw">fn</span> <span class="ident">default</span>() <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { <span class="ident">ContentMode</span>::<span class="ident">ScaleAspectFit</span> } } <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> { <span class="kw">pub</span> <span class="ident">label</span>: <span class="ident">String</span>, <span class="kw">pub</span> <span class="ident">data</span>: <span class="ident">T</span>, <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="ident">hotkey</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">MultiKey</span><span class="op">></span>, <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="ident">active</span>: <span class="ident">bool</span>, <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="ident">tooltip</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">String</span><span class="op">></span>, <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="ident">fg</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Color</span><span class="op">></span>, } <span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> { <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span><span class="op"><</span><span class="ident">S</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">String</span><span class="op">></span><span class="op">></span>(<span class="ident">label</span>: <span class="ident">S</span>, <span class="ident">data</span>: <span class="ident">T</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> { <span class="ident">Choice</span> { <span class="ident">label</span>: <span class="ident">label</span>.<span class="ident">into</span>(), <span class="ident">data</span>, <span class="ident">hotkey</span>: <span class="prelude-val">None</span>, <span class="ident">active</span>: <span class="bool-val">true</span>, <span class="ident">tooltip</span>: <span class="prelude-val">None</span>, <span class="ident">fg</span>: <span class="prelude-val">None</span>, } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">tuples</span>: <span class="ident">Vec</span><span class="op"><</span>(<span class="ident">String</span>, <span class="ident">T</span>)<span class="op">></span>) <span class="op">-</span><span class="op">></span> <span class="ident">Vec</span><span class="op"><</span><span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span><span class="op">></span> { <span class="ident">tuples</span> .<span class="ident">into_iter</span>() .<span class="ident">map</span>(<span class="op">|</span>(<span class="ident">label</span>, <span class="ident">data</span>)<span class="op">|</span> <span class="ident">Choice</span>::<span class="ident">new</span>(<span class="ident">label</span>, <span class="ident">data</span>)) .<span class="ident">collect</span>() } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">key</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">key</span>: <span class="ident">Key</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> { <span class="macro">assert_eq</span><span class="macro">!</span>(<span class="self">self</span>.<span class="ident">hotkey</span>, <span class="prelude-val">None</span>); <span class="self">self</span>.<span class="ident">hotkey</span> <span class="op">=</span> <span class="ident">key</span>.<span class="ident">into</span>(); <span class="self">self</span> } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">multikey</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">mk</span>: <span class="ident">MultiKey</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> { <span class="self">self</span>.<span class="ident">hotkey</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">mk</span>); <span class="self">self</span> } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">active</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">active</span>: <span class="ident">bool</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> { <span class="self">self</span>.<span class="ident">active</span> <span class="op">=</span> <span class="ident">active</span>; <span class="self">self</span> } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">tooltip</span><span class="op"><</span><span class="ident">I</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">String</span><span class="op">></span><span class="op">></span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">info</span>: <span class="ident">I</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> { <span class="self">self</span>.<span class="ident">tooltip</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">info</span>.<span class="ident">into</span>()); <span class="self">self</span> } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">fg</span>(<span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">fg</span>: <span class="ident">Color</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> { <span class="self">self</span>.<span class="ident">fg</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">fg</span>); <span class="self">self</span> } <span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">with_value</span><span class="op"><</span><span class="ident">X</span><span class="op">></span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">data</span>: <span class="ident">X</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">X</span><span class="op">></span> { <span class="ident">Choice</span> { <span class="ident">label</span>: <span class="self">self</span>.<span class="ident">label</span>.<span class="ident">clone</span>(), <span class="ident">data</span>, <span class="ident">hotkey</span>: <span class="self">self</span>.<span class="ident">hotkey</span>.<span class="ident">clone</span>(), <span class="ident">active</span>: <span class="self">self</span>.<span class="ident">active</span>, <span class="ident">tooltip</span>: <span class="self">self</span>.<span class="ident">tooltip</span>.<span class="ident">clone</span>(), <span class="ident">fg</span>: <span class="self">self</span>.<span class="ident">fg</span>, } } } <span class="kw">impl</span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">String</span><span class="op">></span> { <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">string</span>(<span class="ident">label</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Choice</span><span class="op"><</span><span class="ident">String</span><span class="op">></span> { <span class="ident">Choice</span>::<span class="ident">new</span>(<span class="ident">label</span>.<span class="ident">to_string</span>(), <span class="ident">label</span>.<span class="ident">to_string</span>()) } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">strings</span><span class="op"><</span><span class="ident">I</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">String</span><span class="op">></span><span class="op">></span>(<span class="ident">list</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">I</span><span class="op">></span>) <span class="op">-</span><span class="op">></span> <span class="ident">Vec</span><span class="op"><</span><span class="ident">Choice</span><span class="op"><</span><span class="ident">String</span><span class="op">></span><span class="op">></span> { <span class="ident">list</span>.<span class="ident">into_iter</span>() .<span class="ident">map</span>(<span class="op">|</span><span class="ident">x</span><span class="op">|</span> { <span class="kw">let</span> <span class="ident">x</span> <span class="op">=</span> <span class="ident">x</span>.<span class="ident">into</span>(); <span class="ident">Choice</span>::<span class="ident">new</span>(<span class="ident">x</span>.<span class="ident">clone</span>(), <span class="ident">x</span>) }) .<span class="ident">collect</span>() } } </pre></div> </section><section id="search" class="content hidden"></section><section class="footer"></section><div id="rustdoc-vars" data-root-path="../../" data-current-crate="widgetry"></div> <script src="../../main.js"></script><script src="../../source-script.js"></script><script src="../../source-files.js"></script><script defer src="../../search-index.js"></script></body></html>