From b9e0f7494881ad7cdfbcbc16878ecc6ef717753f Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Fri, 20 Sep 2019 19:15:31 +0200
Subject: Create `iced_core` and `iced_native`
---
src/widget/radio.rs | 207 ----------------------------------------------------
1 file changed, 207 deletions(-)
delete mode 100644 src/widget/radio.rs
(limited to 'src/widget/radio.rs')
diff --git a/src/widget/radio.rs b/src/widget/radio.rs
deleted file mode 100644
index 048aea94..00000000
--- a/src/widget/radio.rs
+++ /dev/null
@@ -1,207 +0,0 @@
-//! Create choices using radio buttons.
-use crate::input::{mouse, ButtonState};
-use crate::widget::{text, Column, Row, Text};
-use crate::{
- Align, Color, Element, Event, Hasher, Layout, MouseCursor, Node, Point,
- Rectangle, Widget,
-};
-
-use std::hash::Hash;
-
-/// A circular button representing a choice.
-///
-/// It implements [`Widget`] when the associated `Renderer` implements the
-/// [`radio::Renderer`] trait.
-///
-/// [`Widget`]: ../trait.Widget.html
-/// [`radio::Renderer`]: trait.Renderer.html
-///
-/// # Example
-/// ```
-/// use iced::Radio;
-///
-/// #[derive(Debug, Clone, Copy, PartialEq, Eq)]
-/// pub enum Choice {
-/// A,
-/// B,
-/// }
-///
-/// #[derive(Debug, Clone, Copy)]
-/// pub enum Message {
-/// RadioSelected(Choice),
-/// }
-///
-/// let selected_choice = Some(Choice::A);
-///
-/// Radio::new(Choice::A, "This is A", selected_choice, Message::RadioSelected);
-///
-/// Radio::new(Choice::B, "This is B", selected_choice, Message::RadioSelected);
-/// ```
-///
-/// 
-pub struct Radio<Message> {
- /// Whether the radio button is selected or not
- pub is_selected: bool,
-
- /// The message to produce when the radio button is clicked
- pub on_click: Message,
-
- /// The label of the radio button
- pub label: String,
-
- /// The color of the label
- pub label_color: Option<Color>,
-}
-
-impl<Message> std::fmt::Debug for Radio<Message>
-where
- Message: std::fmt::Debug,
-{
- fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
- f.debug_struct("Radio")
- .field("is_selected", &self.is_selected)
- .field("on_click", &self.on_click)
- .field("label", &self.label)
- .field("label_color", &self.label_color)
- .finish()
- }
-}
-
-impl<Message> Radio<Message> {
- /// Creates a new [`Radio`] button.
- ///
- /// It expects:
- /// * the value related to the [`Radio`] button
- /// * the label of the [`Radio`] button
- /// * the current selected value
- /// * a function that will be called when the [`Radio`] is selected. It
- /// receives the value of the radio and must produce a `Message`.
- ///
- /// [`Radio`]: struct.Radio.html
- pub fn new<F, V>(value: V, label: &str, selected: Option<V>, f: F) -> Self
- where
- V: Eq + Copy,
- F: 'static + Fn(V) -> Message,
- {
- Radio {
- is_selected: Some(value) == selected,
- on_click: f(value),
- label: String::from(label),
- label_color: None,
- }
- }
-
- /// Sets the `Color` of the label of the [`Radio`].
- ///
- /// [`Radio`]: struct.Radio.html
- pub fn label_color<C: Into<Color>>(mut self, color: C) -> Self {
- self.label_color = Some(color.into());
- self
- }
-}
-
-impl<Message, Renderer> Widget<Message, Renderer> for Radio<Message>
-where
- Renderer: self::Renderer + text::Renderer,
- Message: Copy + std::fmt::Debug,
-{
- fn node(&self, renderer: &mut Renderer) -> Node {
- Row::<(), Renderer>::new()
- .spacing(15)
- .align_items(Align::Center)
- .push(Column::new().width(28).height(28))
- .push(Text::new(&self.label))
- .node(renderer)
- }
-
- fn on_event(
- &mut self,
- event: Event,
- layout: Layout<'_>,
- cursor_position: Point,
- messages: &mut Vec<Message>,
- ) {
- match event {
- Event::Mouse(mouse::Event::Input {
- button: mouse::Button::Left,
- state: ButtonState::Pressed,
- }) => {
- if layout.bounds().contains(cursor_position) {
- messages.push(self.on_click);
- }
- }
- _ => {}
- }
- }
-
- fn draw(
- &self,
- renderer: &mut Renderer,
- layout: Layout<'_>,
- cursor_position: Point,
- ) -> MouseCursor {
- let children: Vec<_> = layout.children().collect();
-
- let mut text_bounds = children[1].bounds();
- text_bounds.y -= 2.0;
-
- text::Renderer::draw(
- renderer,
- text_bounds,
- &self.label,
- None,
- self.label_color,
- text::HorizontalAlignment::Left,
- text::VerticalAlignment::Top,
- );
-
- self::Renderer::draw(
- renderer,
- cursor_position,
- children[0].bounds(),
- layout.bounds(),
- self.is_selected,
- )
- }
-
- fn hash_layout(&self, state: &mut Hasher) {
- self.label.hash(state);
- }
-}
-
-/// The renderer of a [`Radio`] button.
-///
-/// Your [renderer] will need to implement this trait before being
-/// able to use a [`Radio`] button in your user interface.
-///
-/// [`Radio`]: struct.Radio.html
-/// [renderer]: ../../renderer/index.html
-pub trait Renderer {
- /// Draws a [`Radio`] button.
- ///
- /// It receives:
- /// * the current cursor position
- /// * the bounds of the [`Radio`]
- /// * the bounds of the label of the [`Radio`]
- /// * whether the [`Radio`] is selected or not
- ///
- /// [`Radio`]: struct.Radio.html
- fn draw(
- &mut self,
- cursor_position: Point,
- bounds: Rectangle,
- label_bounds: Rectangle,
- is_selected: bool,
- ) -> MouseCursor;
-}
-
-impl<'a, Message, Renderer> From<Radio<Message>>
- for Element<'a, Message, Renderer>
-where
- Renderer: self::Renderer + text::Renderer,
- Message: 'static + Copy + std::fmt::Debug,
-{
- fn from(checkbox: Radio<Message>) -> Element<'a, Message, Renderer> {
- Element::new(checkbox)
- }
-}
--
cgit