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Align context menu to fit within the window bounds

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This commit is contained in:
Antonio Scandurra 2022-06-02 09:47:06 +02:00
parent f1964cf2a0
commit 701e2090cd
3 changed files with 58 additions and 37 deletions
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48
crates/gpui/src/elements/tooltip.rs
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@ -1,6 +1,6 @@
use super::{
ContainerStyle, Element, ElementBox, Flex, KeystrokeLabel, MouseEventHandler, ParentElement,
Text,
ContainerStyle, Element, ElementBox, Flex, KeystrokeLabel, MouseEventHandler, Overlay,
ParentElement, Text,
};
use crate::{
fonts::TextStyle,
@ -21,7 +21,7 @@ const DEBOUNCE_TIMEOUT: Duration = Duration::from_millis(500);
pub struct Tooltip {
child: ElementBox,
tooltip: Option<ElementBox>,
state: ElementStateHandle<Rc<TooltipState>>,
_state: ElementStateHandle<Rc<TooltipState>>,
}
#[derive(Default)]
@ -68,15 +68,20 @@ impl Tooltip {
)
.boxed();
Some(
Self::render_tooltip(text, style, action, false)
.constrained()
.dynamically(move |constraint, cx| {
SizeConstraint::strict_along(
Axis::Vertical,
collapsed_tooltip.layout(constraint, cx).y(),
)
})
.boxed(),
Overlay::new(
Self::render_tooltip(text, style, action, false)
.constrained()
.dynamically(move |constraint, cx| {
SizeConstraint::strict_along(
Axis::Vertical,
collapsed_tooltip.layout(constraint, cx).y(),
)
})
.boxed(),
)
.align_to_fit(true)
.with_abs_position(state.position.get())
.boxed(),
)
} else {
None
@ -111,7 +116,7 @@ impl Tooltip {
Self {
child,
tooltip,
state: state_handle,
_state: state_handle,
}
}
@ -171,22 +176,7 @@ impl Element for Tooltip {
) {
self.child.paint(bounds.origin(), visible_bounds, cx);
if let Some(tooltip) = self.tooltip.as_mut() {
let origin = self.state.read(cx).position.get();
let mut bounds = RectF::new(origin, tooltip.size());
// Align tooltip to the left if its bounds overflow the window width.
if bounds.lower_right().x() > cx.window_size.x() {
bounds.set_origin_x(bounds.origin_x() - bounds.width());
}
// Align tooltip to the top if its bounds overflow the window height.
if bounds.lower_right().y() > cx.window_size.y() {
bounds.set_origin_y(bounds.origin_y() - bounds.height());
}
cx.scene.push_stacking_context(None);
tooltip.paint(bounds.origin(), bounds, cx);
cx.scene.pop_stacking_context();
tooltip.paint(bounds.origin(), visible_bounds, cx);
}
}