public static void FinalizeDrag()
{
_isDragging = false;
_dragSource = null;
_dragContextInfo = null;
DragContext = null;
}
public static void InitializeDrag(FrameworkElement source, Point startPoint)
{
if (_dragSources.ContainsKey(source))
{
_dragSource = _dragSources[source];
FrameworkElement sourceElement = _dragSource.SourceElement;
_dragContextInfo = FindDragContext(source);
DragContext = _dragContextInfo.Context;
DragStartPosition = source.TranslatePoint(startPoint, DragContext);
}
}
