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Flickable: the clip detection shouldn't activate when something holds the grab

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Otherwise the inner elements stops recieving event once the mouse gets
outside of the flickable.
This commit is contained in:
Olivier Goffart 2025-07-04 10:39:01 +02:00
parent cb55d8562e
commit 67b41bf57d
2 changed files with 41 additions and 1 deletions
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4
internal/core/items/flickable.rs
View file

@ -116,7 +116,9 @@ impl Item for Flickable {
|| pos.x_length() > geometry.width_length()
|| pos.y_length() > geometry.height_length()
{
return InputEventFilterResult::Intercept;
if !self.data.inner.borrow().pressed_time.is_some() {
return InputEventFilterResult::Intercept;
}
}
}
if !self.interactive() && !matches!(event, MouseEvent::Wheel { .. }) {

38
tests/cases/elements/flickable3.slint
View file

@ -27,16 +27,30 @@ TestCase := Window {
x: 250phx;
width: 250phx;
viewport-width: 800phx;
y: 0;
height: 300phx;
t2 := TouchArea {
width: 50phx;
Rectangle { background: parent.has-hover ? green: yellow; }
pointer-event(event) => {
if event.kind == PointerEventKind.cancel {
root.pointer-events += "C";
} else if event.kind == PointerEventKind.down {
root.pointer-events += "D(" + self.mouse-y/1px + ")";
} else if event.kind == PointerEventKind.up {
root.pointer-events += "U(" + self.mouse-y/1px + ")";
} else if event.kind == PointerEventKind.move {
root.pointer-events += "M(" + self.mouse-y/1px + ")";
}
}
}
}
out property<bool> t1-has-hover: t1.has-hover;
out property<bool> t1sec-has-hover: t1sec.has-hover;
out property<bool> t2-has-hover: t2.has-hover;
out property <string> pointer-events;
in-out property f1_pos <=> f1.viewport_y;
}
@ -91,5 +105,29 @@ instance.window().dispatch_event(WindowEvent::PointerMoved { position: LogicalPo
assert_eq!(instance.get_f1_pos(), -60.0);
```
```rust
// Test pointer event of the inner touch area
use slint::{platform::WindowEvent, LogicalPosition, platform::PointerEventButton};
let instance = TestCase::new().unwrap();
instance.window().dispatch_event(WindowEvent::PointerMoved { position: LogicalPosition::new(255.0, 25.0) });
assert_eq!(instance.get_t2_has_hover(), true);
assert_eq!(instance.get_pointer_events(), "M(25)");
instance.window().dispatch_event(WindowEvent::PointerPressed { position: LogicalPosition::new(255.0, 28.0), button: PointerEventButton::Left });
slint_testing::mock_elapsed_time(100);
assert_eq!(instance.get_t2_has_hover(), true);
assert_eq!(instance.get_pointer_events(), "M(25)D(28)");
instance.window().dispatch_event(WindowEvent::PointerMoved { position: LogicalPosition::new(255.0, 30.0) });
assert_eq!(instance.get_pointer_events(), "M(25)D(28)M(30)");
slint_testing::mock_elapsed_time(200);
instance.window().dispatch_event(WindowEvent::PointerMoved { position: LogicalPosition::new(255.0, 350.0) });
assert_eq!(instance.get_pointer_events(), "M(25)D(28)M(30)M(350)");
slint_testing::mock_elapsed_time(100);
instance.window().dispatch_event(WindowEvent::PointerReleased { position: LogicalPosition::new(255.0, 380.0), button: PointerEventButton::Left });
slint_testing::mock_elapsed_time(100);
assert_eq!(instance.get_pointer_events(), "M(25)D(28)M(30)M(350)U(380)");
```
*/