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Add Escape key to reset the image viewer #3522

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Add Escape key to reset the image viewer #3522

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11 changes: 10 additions & 1 deletion widget/src/image/viewer.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,14 +2,14 @@
use crate::core::border;
use crate::core::image::{self, FilterMethod};
use crate::core::layout;
use crate::core::mouse;
use crate::core::renderer;
use crate::core::widget::Meta;
use crate::core::widget::tree::{self, Tree};
use crate::core::{
ContentFit, Event, Image, Layout, Length, Pixels, Point, Radians, Rectangle, Shell, Size,
Vector, Widget,
};
use crate::core::{keyboard, mouse};

/// A frame that displays an image with the ability to zoom in/out and pan.
pub struct Viewer<Handle> {
Expand Down Expand Up @@ -158,6 +158,15 @@ where
let bounds = layout.bounds();

match event {
Event::Keyboard(keyboard::Event::KeyReleased {
key: keyboard::Key::Named(keyboard::key::Named::Escape),
..
}) => {
let state = tree.state.downcast_mut::<State>();
*state = State::new();
shell.request_redraw();
shell.capture_event();
}
Event::Mouse(mouse::Event::WheelScrolled { delta }) => {
let Some(cursor_position) = cursor.position_over(bounds) else {
return;
Expand Down
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