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Diffstat (limited to 'src/widget/progress_bar.rs')
-rw-r--r-- | src/widget/progress_bar.rs | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/src/widget/progress_bar.rs b/src/widget/progress_bar.rs deleted file mode 100644 index d4499160..00000000 --- a/src/widget/progress_bar.rs +++ /dev/null @@ -1,106 +0,0 @@ -//! Provide visual feedback to your users when performing a slow task. - -use crate::{ - Element, Hasher, Layout, MouseCursor, Node, Point, Rectangle, Style, Widget, -}; - -use std::hash::Hash; - -/// A bar that is filled based on an amount of progress. -/// -/// It implements [`Widget`] when the associated `Renderer` implements the -/// [`progress_bar::Renderer`] trait. -/// -/// [`Widget`]: ../trait.Widget.html -/// [`progress_bar::Renderer`]: trait.Renderer.html -/// -/// # Example -/// -/// ``` -/// use iced::ProgressBar; -/// -/// let progress = 0.75; -/// -/// ProgressBar::new(progress); -/// ``` -#[derive(Debug)] -pub struct ProgressBar { - progress: f32, - style: Style, -} - -impl ProgressBar { - /// Creates a new [`ProgressBar`] filled based on the given amount of - /// progress. - /// - /// The progress should be in the `0.0..=1.0` range. `0` meaning no work - /// done, and `1` meaning work finished. - /// - /// [`ProgressBar`]: struct.ProgressBar.html - pub fn new(progress: f32) -> Self { - ProgressBar { - progress, - style: Style::default().fill_width(), - } - } - - /// Sets the width of the [`ProgressBar`] in pixels. - /// - /// [`ProgressBar`]: struct.ProgressBar.html - pub fn width(mut self, width: u16) -> Self { - self.style = self.style.width(width); - self - } -} - -impl<Message, Renderer> Widget<Message, Renderer> for ProgressBar -where - Renderer: self::Renderer, -{ - fn node(&self, _renderer: &Renderer) -> Node { - Node::new(self.style.height(50)) - } - - fn draw( - &self, - renderer: &mut Renderer, - layout: Layout<'_>, - _cursor_position: Point, - ) -> MouseCursor { - renderer.draw(layout.bounds(), self.progress); - - MouseCursor::OutOfBounds - } - - fn hash_layout(&self, state: &mut Hasher) { - self.style.hash(state); - } -} - -/// The renderer of a [`ProgressBar`]. -/// -/// Your [renderer] will need to implement this trait before being able to use -/// a [`ProgressBar`] in your user interface. -/// -/// [`ProgressBar`]: struct.ProgressBar.html -/// [renderer]: ../../renderer/index.html -pub trait Renderer { - /// Draws a [`ProgressBar`]. - /// - /// It receives: - /// * the bounds of the [`ProgressBar`] - /// * the current progress of the [`ProgressBar`], in the `0.0..=1.0` - /// range. - /// - /// [`ProgressBar`]: struct.ProgressBar.html - fn draw(&mut self, bounds: Rectangle, progress: f32); -} - -impl<'a, Message, Renderer> From<ProgressBar> for Element<'a, Message, Renderer> -where - Renderer: self::Renderer, -{ - fn from(progress_bar: ProgressBar) -> Element<'a, Message, Renderer> { - Element::new(progress_bar) - } -} |