1) No idea. I'll have to look at that. It might be a limitation of the OS.
2) You could try using CaptureMouse() and ReleaseMouse() on the canvas. Call capture on mouse-down, etc. It works on a wxPanel :-)
2) You could try using CaptureMouse() and ReleaseMouse() on the canvas. Call capture on mouse-down, etc. It works on a wxPanel :-)