public void ClickSuppressedOnMouseUpWithinChild()
{
// Agg currently fires mouse up events in child controls when the parent has the mouse captured
// and is performing drag like operations. If the mouse goes down in the parent and comes up on the child
// neither control should get a click event
int rootClickCount = 0;
int childClickCount = 0;
lastClicked = null;
var systemWindow = new TestHostWindow(300, 200)
{
Padding = new BorderDouble(20),
BackgroundColor = RGBA_Bytes.Gray,
Name = "System Window",
};
var rootClickable = new GuiWidget()
{
Width = 50,
HAnchor = HAnchor.ParentLeftRight,
VAnchor = VAnchor.ParentBottomTop,
Margin = new BorderDouble(50),
Name = "rootClickable",
BackgroundColor = RGBA_Bytes.Blue
};
rootClickable.Click += (sender, e) =>
{
var widget = sender as GuiWidget;
rootClickCount += 1;
var color = widget.BackgroundColor.AdjustSaturation(0.4);
systemWindow.BackgroundColor = color.GetAsRGBA_Bytes();
lastClicked = widget;
};
rootClickable.AfterDraw += widget_DrawSelection;
var childClickable = new GuiWidget()
{
Width = 35,
Height = 25,
OriginRelativeParent = new VectorMath.Vector2(20, 15),
Name = "childClickable",
Margin = new BorderDouble(10),
BackgroundColor = RGBA_Bytes.Orange
};
childClickable.Click += (sender, e) =>
{
var widget = sender as GuiWidget;
childClickCount += 1;
var color = widget.BackgroundColor.AdjustSaturation(0.4);
systemWindow.BackgroundColor = color.GetAsRGBA_Bytes();
lastClicked = widget;
};
childClickable.AfterDraw += widget_DrawSelection;
rootClickable.AddChild(childClickable);
systemWindow.AddChild(rootClickable);
var bounds = rootClickable.BoundsRelativeToParent;
double x = bounds.Left + 25;
double y = bounds.Bottom + 8;
var childBounds = childClickable.BoundsRelativeToParent;
double childX = bounds.Left + childBounds.Left + 16;
double childY = bounds.Bottom + childBounds.Bottom + 10;
UiThread.RunOnIdle((Action)(async() =>
{
try
{
MouseEventArgs mouseEvent;
AutomationRunner testRunner = new AutomationRunner();
// Click should occur on mouse[down/up] within the controls bounds
{
// Move to a position within rootClickable for mousedown
mouseEvent = new MouseEventArgs(MouseButtons.Left, 1, x, y, 0);
testRunner.SetMouseCursorPosition(systemWindow, (int)mouseEvent.X, (int)mouseEvent.Y);
systemWindow.OnMouseDown(mouseEvent);
await Task.Delay(1000);
// Move to a position within rootClickable for mouseup
mouseEvent = new MouseEventArgs(MouseButtons.Left, 1, x + 119, y + 40, 0);
testRunner.SetMouseCursorPosition(systemWindow, (int)mouseEvent.X, (int)mouseEvent.Y);
systemWindow.OnMouseUp(mouseEvent);
await Task.Delay(1000);
Assert.IsTrue(rootClickCount == 1, "Expected 1 click on root widget");
}
lastClicked = null;
systemWindow.BackgroundColor = RGBA_Bytes.Gray;
await Task.Delay(1000);
// Click should not occur when mouse up occurs on child controls
{
// Move to a position within rootClickable for mousedown
mouseEvent = new MouseEventArgs(MouseButtons.Left, 1, x, y, 0);
testRunner.SetMouseCursorPosition(systemWindow, (int)mouseEvent.X, (int)mouseEvent.Y);
systemWindow.OnMouseDown(mouseEvent);
await Task.Delay(1000);
// Move to a position with the childClickable for mouseup
mouseEvent = new MouseEventArgs(MouseButtons.Left, 1, childX, childY, 0);
testRunner.SetMouseCursorPosition(systemWindow, (int)mouseEvent.X, (int)mouseEvent.Y);
systemWindow.OnMouseUp(mouseEvent);
await Task.Delay(1000);
// There should be no increment in the click count
Assert.IsTrue(rootClickCount == 1, "Expected click count to not increment on mouse up within child control");
}
}
catch (Exception ex)
{
systemWindow.ErrorMessage = ex.Message;
systemWindow.TestsPassed = false;
}
UiThread.RunOnIdle(systemWindow.Close, 1);
}), 1);
systemWindow.ShowAsSystemWindow();
Assert.IsTrue(systemWindow.TestsPassed, systemWindow.ErrorMessage);
}
