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Introduce Shell type in iced_native

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Widgets now can invalidate the current layout of the application on demand.
This commit is contained in:
Héctor Ramón Jiménez 2021-11-29 16:22:01 +07:00
parent f7792d89d6
commit bbd9355450
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GPG key ID: 140CC052C94F138E
26 changed files with 218 additions and 130 deletions
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20
lazy/src/component.rs
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@ -4,7 +4,7 @@ use iced_native::mouse;
use iced_native::overlay;
use iced_native::renderer;
use iced_native::{
Clipboard, Element, Hasher, Length, Point, Rectangle, Widget,
Clipboard, Element, Hasher, Length, Point, Rectangle, Shell, Widget,
};
use ouroboros::self_referencing;
@ -91,9 +91,10 @@ where
cursor_position: Point,
renderer: &Renderer,
clipboard: &mut dyn Clipboard,
messages: &mut Vec<Message>,
shell: &mut Shell<'_, Message>,
) -> event::Status {
let mut local_messages = Vec::new();
let mut local_shell = Shell::new(&mut local_messages);
let event_status =
self.state.as_mut().unwrap().with_cache_mut(|cache| {
@ -103,7 +104,7 @@ where
cursor_position,
renderer,
clipboard,
&mut local_messages,
&mut local_shell,
)
});
@ -111,11 +112,12 @@ where
let mut component =
self.state.take().unwrap().into_heads().component;
messages.extend(
local_messages
.into_iter()
.filter_map(|message| component.update(message)),
);
for message in local_messages
.into_iter()
.filter_map(|message| component.update(message))
{
shell.publish(message);
}
self.state = Some(
StateBuilder {
@ -128,7 +130,7 @@ where
.build(),
);
// TODO: Invalidate layout (!)
shell.invalidate_layout();
}
event_status