wxPython/samples/wxPIA_book/Chapter-08/shaped_frame.py

   1 import wx
   2 import images
   3
   4 class ShapedFrame(wx.Frame):
   5     def __init__(self):
   6         wx.Frame.__init__(self, None, -1, "Shaped Window",
   7                 style = wx.FRAME_SHAPED | wx.SIMPLE_BORDER |
   8                 wx.FRAME_NO_TASKBAR)
   9         self.hasShape = False
  10         self.bmp = images.getVippiBitmap()
  11         self.SetClientSize((self.bmp.GetWidth(), self.bmp.GetHeight()))
  12         dc = wx.ClientDC(self)
  13         dc.DrawBitmap(self.bmp, 0,0, True)
  14         self.SetWindowShape()
  15         self.Bind(wx.EVT_LEFT_DCLICK, self.OnDoubleClick)
  16         self.Bind(wx.EVT_RIGHT_UP, self.OnExit)
  17         self.Bind(wx.EVT_PAINT, self.OnPaint)
  18         self.Bind(wx.EVT_WINDOW_CREATE, self.SetWindowShape)
  19
  20     def SetWindowShape(self, evt=None):
  21         r = wx.RegionFromBitmap(self.bmp)
  22         self.hasShape = self.SetShape(r)
  23
  24     def OnDoubleClick(self, evt):
  25         if self.hasShape:
  26             self.SetShape(wx.Region())
  27             self.hasShape = False
  28         else:
  29             self.SetWindowShape()
  30
  31     def OnPaint(self, evt):
  32         dc = wx.PaintDC(self)
  33         dc.DrawBitmap(self.bmp, 0,0, True)
  34
  35     def OnExit(self, evt):
  36         self.Close()
  37
  38 if __name__ == '__main__':
  39     app = wx.PySimpleApp()
  40     ShapedFrame().Show()
  41     app.MainLoop()
  42
  43