wxPython/demo/BitmapButton.py

   1
   2 import  wx
   3 import  images
   4
   5 #import wx.lib.buttons
   6 #wx.BitmapButton = wx.lib.buttons.GenBitmapButton
   7
   8 #----------------------------------------------------------------------
   9
  10 class TestPanel(wx.Panel):
  11     def __init__(self, parent, log):
  12         wx.Panel.__init__(self, parent, -1,
  13                          style=wx.NO_FULL_REPAINT_ON_RESIZE)
  14         self.log = log
  15
  16         if 0:  # a test case for catching wx.PyAssertionError
  17
  18             #wx.GetApp().SetAssertMode(wx.PYAPP_ASSERT_SUPPRESS)
  19             #wx.GetApp().SetAssertMode(wx.PYAPP_ASSERT_EXCEPTION)
  20             #wx.GetApp().SetAssertMode(wx.PYAPP_ASSERT_DIALOG)
  21             #wx.GetApp().SetAssertMode(wx.PYAPP_ASSERT_EXCEPTION | wx.PYAPP_ASSERT_DIALOG)
  22
  23             try:
  24                 bmp = wx.Bitmap("nosuchfile.bmp", wx.BITMAP_TYPE_BMP)
  25                 mask = wx.Mask(bmp, wx.BLUE)
  26             except wx.PyAssertionError:
  27                 self.log.write("Caught wx.PyAssertionError!  I will fix the problem.\n")
  28                 bmp = images.getTest2Bitmap()
  29                 mask = wx.MaskColour(bmp, wx.BLUE)
  30         else:
  31             bmp = images.getTest2Bitmap()
  32             mask = wx.Mask(bmp, wx.BLUE)
  33
  34         bmp.SetMask(mask)
  35         b = wx.BitmapButton(self, -1, bmp, (20, 20),
  36                        (bmp.GetWidth()+10, bmp.GetHeight()+10))
  37         b.SetToolTipString("This is a bitmap button.")
  38         self.Bind(wx.EVT_BUTTON, self.OnClick, b)
  39
  40         b = wx.BitmapButton(self, -1, bmp, (20, 120),
  41                             style = wx.NO_BORDER)
  42
  43         # hide a little surprise in the button...
  44         b.SetBitmapSelected(images.getRobinBitmap())
  45
  46         b.SetToolTipString("This is a bitmap button with \nwx.NO_BORDER style.")
  47         self.Bind(wx.EVT_BUTTON, self.OnClick, b)
  48
  49
  50     def OnClick(self, event):
  51         self.log.write("Click! (%d)\n" % event.GetId())
  52
  53
  54 #----------------------------------------------------------------------
  55
  56 def runTest(frame, nb, log):
  57     win = TestPanel(nb, log)
  58     return win
  59
  60 #----------------------------------------------------------------------
  61
  62
  63 overview = """<html><body>
  64 <h2>BitmapButton</h2>
  65
  66 <p>A BitmapButton control displays a bitmap. It can have a separate bitmap for each button state: normal, selected, disabled.</p>
  67
  68 <p>The bitmaps to be displayed should have a small number of colours, such as 16,
  69 to avoid palette problems.</p>
  70
  71 <p>A bitmap can be derived from most image formats using the wx.Image class.</p>
  72
  73 </body></html>
  74 """
  75
  76
  77
  78 if __name__ == '__main__':
  79     import sys,os
  80     import run
  81     run.main(['', os.path.basename(sys.argv[0])] + sys.argv[1:])
  82