def OnLeftDown(self, event):
x1, y1 = GetCursorPos()
x2, y2 = self.parent.GetScreenPosition()
self.offset = (x1 - x2, y1 - y2)
# from now on we want all mouse motion events
self.Bind(wx.EVT_MOTION, self.OnDrag)
# and the left up event
self.Bind(wx.EVT_LEFT_UP, self.OnDragEnd)
# and call Skip in for handling focus events etc.
event.ResumePropagation(wx.EVENT_PROPAGATE_MAX)
event.Skip()
# start capturing the mouse exclusively
self.CaptureMouse()
def OnDrag(self, event):
# get the mouse coordinates
point = GetCursorPos()
# find the window under cursor
hwnd = BestWindowFromPoint(point)
# do we have targeted a new window?
if hwnd != self.lastTarget:
if self.lastTarget is not None:
# unhighlight previous window
HighlightWindow(self.lastTarget)
_, pid = GetWindowThreadProcessId(hwnd)
if pid == eg.processId:
self.lastTarget = None
else:
HighlightWindow(hwnd)
self.lastTarget = hwnd
event.Skip()
def OnDrag(self, event):
x1, y1 = GetCursorPos()
x2, y2 = self.offset
self.parent.SetPosition((x1 - x2, y1 - y2))