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Snap overlay's bottom/right edge to same window's edge on overflow

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This commit is contained in:
Antonio Scandurra 2022-06-09 13:21:27 +02:00
parent e0ecf3bc4c
commit ea8b5016f7
4 changed files with 20 additions and 11 deletions
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20
crates/gpui/src/elements/overlay.rs
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@ -10,7 +10,7 @@ use crate::{
pub struct Overlay {
child: ElementBox,
abs_position: Option<Vector2F>,
align_to_fit: bool,
move_to_fit: bool,
hoverable: bool,
}
@ -19,7 +19,7 @@ impl Overlay {
Self {
child,
abs_position: None,
align_to_fit: false,
move_to_fit: false,
hoverable: false,
}
}
@ -29,8 +29,8 @@ impl Overlay {
self
}
pub fn align_to_fit(mut self, align_to_fit: bool) -> Self {
self.align_to_fit = align_to_fit;
pub fn move_to_fit(mut self, align_to_fit: bool) -> Self {
self.move_to_fit = align_to_fit;
self
}
@ -76,15 +76,17 @@ impl Element for Overlay {
});
}
if self.align_to_fit {
// Align overlay to the left if its bounds overflow the window width.
if self.move_to_fit {
// Snap the right edge of the overlay to the right edge of the window if
// its horizontal bounds overflow.
if bounds.lower_right().x() > cx.window_size.x() {
bounds.set_origin_x(bounds.origin_x() - bounds.width());
bounds.set_origin_x((cx.window_size.x() - bounds.width()).max(0.));
}
// Align overlay to the top if its bounds overflow the window height.
// Snap the bottom edge of the overlay to the bottom edge of the window if
// its vertical bounds overflow.
if bounds.lower_right().y() > cx.window_size.y() {
bounds.set_origin_y(bounds.origin_y() - bounds.height());
bounds.set_origin_y((cx.window_size.y() - bounds.height()).max(0.));
}
}