from wxPython.wx import * import images #---------------------------------------------------------------------- class TestFrame(wxFrame): def __init__(self, parent, log): self.log = log wxFrame.__init__(self, parent, -1, "Shaped Window", style = wxFRAME_SHAPED | wxSIMPLE_BORDER | wxFRAME_NO_TASKBAR | wxSTAY_ON_TOP ) self.hasShape = False self.delta = wxPoint(0,0) EVT_LEFT_DCLICK(self, self.OnDoubleClick) EVT_LEFT_DOWN(self, self.OnLeftDown) EVT_LEFT_UP(self, self.OnLeftUp) EVT_MOTION(self, self.OnMouseMove) EVT_RIGHT_UP(self, self.OnExit) EVT_PAINT(self, self.OnPaint) self.bmp = images.getTuxBitmap() w, h = self.bmp.GetWidth(), self.bmp.GetHeight() self.SetClientSize( (w, h) ) if wxPlatform != "__WXMAC__": # wxMac clips the tooltip to the window shape, YUCK!!! self.SetToolTipString("Right-click to close the window\n" "Double-click the image to set/unset the window shape") if wxPlatform == "__WXGTK__": # wxGTK requires that the window be created before you can # set its shape, so delay the call to SetWindowShape until # this event. EVT_WINDOW_CREATE(self, self.SetWindowShape) else: # On wxMSW and wxMac the window has already been created, so go for it. self.SetWindowShape() dc = wxClientDC(self) dc.DrawBitmap(self.bmp, 0,0, True) def SetWindowShape(self, *evt): # Use the bitmap's mask to determine the region r = wxRegionFromBitmap(self.bmp) self.hasShape = self.SetShape(r) def OnDoubleClick(self, evt): if self.hasShape: self.SetShape(wxRegion()) self.hasShape = False else: self.SetWindowShape() def OnPaint(self, evt): dc = wxPaintDC(self) dc.DrawBitmap(self.bmp, 0,0, True) def OnExit(self, evt): self.Close() def OnLeftDown(self, evt): self.CaptureMouse() pos = self.ClientToScreen(evt.GetPosition()) origin = self.GetPosition() dx = pos.x - origin.x dy = pos.y - origin.y self.delta = wxPoint(dx, dy) def OnLeftUp(self, evt): if self.HasCapture(): self.ReleaseMouse() def OnMouseMove(self, evt): if evt.Dragging() and evt.LeftIsDown(): pos = self.ClientToScreen(evt.GetPosition()) fp = (pos.x - self.delta.x, pos.y - self.delta.y) self.Move(fp) #---------------------------------------------------------------------- def runTest(frame, nb, log): win = TestFrame(nb, log) frame.otherWin = win win.Show(True) #---------------------------------------------------------------------- overview = """

Shaped Window

Top level windows now have a SetShape method that lets you set a non-rectangular shape for the window using a wxRegion. All pixels outside of the region will not be drawn and the window will not be sensitive to the mouse in those areas either. """ if __name__ == '__main__': import sys,os import run run.main(['', os.path.basename(sys.argv[0])])