private void SelectElementOnMouseOver(MouseEventArgs e)
{
List <RadElement> radElementList = new List <RadElement>();
RadElement elementAtPoint = this.Owner.ElementTree.GetElementAtPoint((RadElement)this.Owner.ElementTree.RootElement, e.Location, radElementList);
this.HandleHoveredElementsChanged(radElementList);
if (elementAtPoint != this.selectedElement)
{
this.EnsureElementUnderMouseMonitorTimer();
if (this.selectedElement != null && elementAtPoint != null)
{
if (!elementAtPoint.ShouldHandleMouseInput || !this.selectedElement.ShouldHandleMouseInput || (!elementAtPoint.NotifyParentOnMouseInput || this.selectedElement.NotifyParentOnMouseInput))
{
this.HandleMouseLeave((EventArgs)e, elementAtPoint);
}
else
{
this.AddElementsUnderMouseToMonitor(this.selectedElement);
}
}
else if (elementAtPoint == null)
{
this.HandleMouseLeave((EventArgs)e);
}
if (elementAtPoint != null)
{
this.RemoveElementsUnderMouseToMonitor(elementAtPoint);
this.CheckRemoveParentElementsUnderMouseToMonitor(elementAtPoint);
elementAtPoint.CallDoMouseEnter((EventArgs)e);
if (!this.Owner.IsDesignMode)
{
this.MouseHoverTimer.Start(elementAtPoint);
}
}
}
this.selectedElement = elementAtPoint;
if (this.selectedElement == null || !this.selectedElement.ShouldHandleMouseInput)
{
return;
}
this.selectedElement.CallDoMouseMove(e);
}
private void CheckRemoveParentElementsUnderMouseToMonitor(RadElement elementUnderMouse)
{
if (!elementUnderMouse.NotifyParentOnMouseInput)
{
return;
}
for (RadElement parent = elementUnderMouse.Parent; parent != null; parent = parent.Parent)
{
if (parent.ShouldHandleMouseInput)
{
if (!parent.IsMouseOver)
{
parent.CallDoMouseEnter(EventArgs.Empty);
}
this.RemoveElementsUnderMouseToMonitor(parent);
if (!parent.NotifyParentOnMouseInput)
{
break;
}
}
}
}
private void SelectElementOnMouseOver(MouseEventArgs e)
{
List <RadElement> newHoveredElements = new List <RadElement>();
RadElement elementUnderMouse = this.Owner.ElementTree.GetElementAtPoint(
this.Owner.ElementTree.RootElement, e.Location, newHoveredElements);
//Handle the actually hovered element
this.HandleHoveredElementsChanged(newHoveredElements);
if (elementUnderMouse != selectedElement)
{
EnsureElementUnderMouseMonitorTimer();
//Debug.WriteLine("----------------------------------------------------");
if ((selectedElement != null) && (elementUnderMouse != null))
{
//Debug.WriteLine("selectedElement: " + selectedElement.ToString());
//Debug.WriteLine("elementUnderMouse: " + elementUnderMouse.ToString());
//if (elementUnderMouse is FillPrimitive)
// Debug.WriteLine("elementUnderMouse.Parent: " + elementUnderMouse.Parent.ToString());
if (!
(elementUnderMouse.ShouldHandleMouseInput &&
selectedElement.ShouldHandleMouseInput &&
elementUnderMouse.NotifyParentOnMouseInput &&
!selectedElement.NotifyParentOnMouseInput
))
{
//Debug.WriteLine("HandleMouseLeave1 selectedElement");
HandleMouseLeave(e, elementUnderMouse);
}
else
{
this.AddElementsUnderMouseToMonitor(selectedElement);
}
}
else
if (elementUnderMouse == null)
{
//Debug.WriteLine("HandleMouseLeave2 selectedElement");
HandleMouseLeave(e);
}
if (elementUnderMouse != null)
{
//Debug.WriteLine("DoMouseEnter elementUnderMouse");
this.RemoveElementsUnderMouseToMonitor(elementUnderMouse);
this.CheckRemoveParentElementsUnderMouseToMonitor(elementUnderMouse);
elementUnderMouse.CallDoMouseEnter(e);
if (!this.Owner.IsDesignMode)
{
this.MouseHoverTimer.Start(elementUnderMouse);
}
//elementUnderMouse.StopMouseLeaveNotifyTimer();
}
//Debug.WriteLine("----------------------------------------------------");
}
this.selectedElement = elementUnderMouse;
if ((this.selectedElement != null) && (this.selectedElement.ShouldHandleMouseInput))
{
this.selectedElement.CallDoMouseMove(e);
}
//}
//catch(Exception ex)
//{
// MessageBox.Show("Internal error finding item under mouse " + ex.ToString());
//}
}
