internal static void RegistDragHost(AnyDockPanel panel)
{
var window = Window.GetWindow(panel);
if (window != null)
{
WindowTable.Add(panel, window);
ReferenceTable[window] = ReferenceTable.TryGetValue(window, out uint count) ? count + 1 : 1;
}
}
internal static void UnregistDragHost(AnyDockPanel panel)
{
if (WindowTable.TryGetValue(panel, out Window window))
{
WindowTable.Remove(panel);
var count = ReferenceTable[window] - 1;
if (count == 0)
{
ReferenceTable.Remove(window);
}
else
{
ReferenceTable[window] = count;
}
}
}