static void HandleDragScrolling(Widget w)
{
ScrolledWindow sw = (ScrolledWindow)w.GetAncestor(ScrolledWindow.GType);
if (sw != null)
{
Drag.DestSetTrackMotion(w, true);
DragMotionHandler dm = delegate(object o, DragMotionArgs args) {
int x, y;
Gdk.ModifierType mt;
sw.GdkWindow.GetPointer(out x, out y, out mt);
args.Args[1] = x;
args.Args[2] = y;
OnSwDragMotion(sw, args);
};
w.DragMotion -= dm;
w.DragMotion += dm;
Drag.DestSet(sw, DestDefaults.Motion, new TargetEntry[] {}, Gdk.DragAction.Move);
Drag.DestSetTrackMotion(sw, true);
sw.DragMotion -= OnSwDragMotion;
sw.DragMotion += OnSwDragMotion;
}
else
{
Console.WriteLine("WARNING: No ScrolledWindow Container found: " + w.ToString());
}
}
/// <summary>
/// Creates a new <see cref="NodeView"/>.
/// </summary>
public NodeView()
{
CursorInit();
HasWindow = false;
SetSizeRequest(100, 100);
Drag.DestSet(this, DestDefaults.Motion, null, DragAction.Private);
Drag.DestSetTrackMotion(this, true);
}
