Flickable should accept the mouse release event if it was not flicking

We need to continue propagating the release event to other element (eg
other flickable)

Fix the flickable flicking even though the mouse is released if there are
several Flickable in the component.

internal/core/items/flickable.rs

@@ -292,8 +292,13 @@ impl FlickableData {
                 InputEventResult::GrabMouse
             }
             MouseEvent::Exit | MouseEvent::Released { .. } => {
+                let was_capturing = inner.capture_events;
                 Self::mouse_released(&mut inner, flick, event);
-                InputEventResult::EventAccepted
+                if was_capturing {
+                    InputEventResult::EventAccepted
+                } else {
+                    InputEventResult::EventIgnored
+                }
             }
             MouseEvent::Moved { position } => {
                 if inner.pressed_time.is_some() {

tests/cases/elements/flickable3.slint

@@ -28,24 +28,42 @@ TestCase := Window {
 
   property<bool> t1-has-hover: t1.has-hover;
   property<bool> t2-has-hover: t2.has-hover;
+
+  property f1_pos <=> f1.viewport_y;
 }
 
 /*
 ```rust
 // Test that mouse exit events are dispatched while scrolling
-use slint::{platform::WindowEvent, LogicalPosition};
+use slint::{platform::WindowEvent, LogicalPosition, platform::PointerEventButton};
 let instance = TestCase::new();
 // Vertical
 assert_eq!(instance.get_t1_has_hover(), false);
 instance.window().dispatch_event(WindowEvent::PointerMoved { position: LogicalPosition::new(25.0, 25.0) });
 assert_eq!(instance.get_t1_has_hover(), true);
 instance.window().dispatch_event(WindowEvent::PointerScrolled { position: LogicalPosition::new(25.0, 25.0), delta_x: 0.0, delta_y: -30.0 });
 assert_eq!(instance.get_t1_has_hover(), false);
+assert_eq!(instance.get_f1_pos(), -30.0);
 // Horizontal
 assert_eq!(instance.get_t2_has_hover(), false);
 instance.window().dispatch_event(WindowEvent::PointerMoved { position: LogicalPosition::new(275.0, 25.0) });
 assert_eq!(instance.get_t2_has_hover(), true);
 instance.window().dispatch_event(WindowEvent::PointerScrolled { position: LogicalPosition::new(275.0, 25.0), delta_x: -30.0, delta_y: 0.0 });
 assert_eq!(instance.get_t2_has_hover(), false);
+
+
+
+
+// Test that it's not flicking when the mouse is released
+assert_eq!(instance.get_f1_pos(), -30.0);
+instance.window().dispatch_event(WindowEvent::PointerPressed { position: LogicalPosition::new(25.0, 125.0), button: PointerEventButton::Left });
+slint_testing::mock_elapsed_time(100);
+instance.window().dispatch_event(WindowEvent::PointerReleased { position: LogicalPosition::new(25.0, 125.0), button: PointerEventButton::Left });
+slint_testing::mock_elapsed_time(100);
+assert_eq!(instance.get_f1_pos(), -30.0);
+instance.window().dispatch_event(WindowEvent::PointerMoved { position: LogicalPosition::new(30.0, 25.0) });
+assert_eq!(instance.get_f1_pos(), -30.0);
 ```
+
+
 */