private static void ProbeDrag(Point screenPos, DragData data)
{
IDragRecievePoint target = null;
var earg = new RecieveDragEventArgs(screenPos);
foreach (var window in ZOrderWindows)
{
var relPos = window.PointFromScreen(screenPos);
if (window.InputHitTest(relPos) is UIElement hitPart)
{
hitPart.RaiseEvent(earg);
}
if (earg.Handled)
{
target = earg.RecievePoint;
break;
}
}
//Console.WriteLine($"Diff Pos [{screenPos}]:[{relPos}]");
if (LastDragPoint != target)
{
//Console.WriteLine($"DragTarget [{LastDragPoint}]->[{target}]");
LastDragPoint?.OnDragOut(data, ((FrameworkElement)LastDragPoint).PointFromScreen(screenPos));
target?.OnDragIn(data, ((FrameworkElement)target).PointFromScreen(screenPos));
}
LastDragPoint = target;
}
private static void OnDraged(DraggingWindow window, Point screenPos, DragData data)
{
ZOrderWindows = null;
//LoacationChanged(Draging) must happen before DragMove finished(Drop)
if (LastDragPoint != null)
{
((DraggableTabControl)window.Content).RealChildren.Clear();
window.Close();
LastDragPoint.OnDragDrop(data, ((FrameworkElement)LastDragPoint).PointFromScreen(screenPos));
LastDragPoint = null;
}
else
{
window.ToNormalWindow();
}
}
