leyoda/cosmic-files
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Keep focused item in view when resizing, part of #109

Browse source
This commit is contained in:
Jeremy Soller 2024-09-20 14:34:44 -06:00
parent f4fd98cc23
commit 333d4e58ca
No known key found for this signature in database
GPG key ID: D02FD439211AF56F
2 changed files with 29 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

18
src/mouse_area.rs
View file

@ -36,6 +36,7 @@ pub struct MouseArea<'a, Message> {
on_press: Option<Box<dyn Fn(Option<Point>) -> Message + 'a>>,
on_drag_end: Option<Box<dyn Fn(Option<Point>) -> Message + 'a>>,
on_release: Option<Box<dyn Fn(Option<Point>) -> Message + 'a>>,
on_resize: Option<Box<dyn Fn(Size) -> Message + 'a>>,
on_right_press: Option<Box<dyn Fn(Option<Point>) -> Message + 'a>>,
on_right_press_no_capture: Option<Box<dyn Fn(Option<Point>) -> Message + 'a>>,
on_right_release: Option<Box<dyn Fn(Option<Point>) -> Message + 'a>>,
@ -85,6 +86,13 @@ impl<'a, Message> MouseArea<'a, Message> {
self
}
/// The message to emit on resizing.
#[must_use]
pub fn on_resize(mut self, message: impl Fn(Size) -> Message + 'a) -> Self {
self.on_resize = Some(Box::new(message));
self
}
/// The message to emit on a right button press.
#[must_use]
pub fn on_right_press(mut self, message: impl Fn(Option<Point>) -> Message + 'a) -> Self {
@ -182,6 +190,7 @@ struct State {
drag_initiated: Option<Point>,
modifiers: Modifiers,
prev_click: Option<(mouse::Click, Instant)>,
size: Option<Size>,
}
impl State {
@ -235,6 +244,7 @@ impl<'a, Message> MouseArea<'a, Message> {
on_double_click: None,
on_press: None,
on_release: None,
on_resize: None,
on_right_press: None,
on_right_press_no_capture: None,
on_right_release: None,
@ -449,6 +459,14 @@ fn update<Message: Clone>(
) -> event::Status {
let layout_bounds = layout.bounds();
if let Some(message) = widget.on_resize.as_ref() {
let size = layout_bounds.size();
if state.size != Some(size) {
state.size = Some(size);
shell.publish(message(size));
}
}
if state.drag_initiated.is_none() && !cursor.is_over(layout_bounds) {
return event::Status::Ignored;
}