wxPython/demo/Img2PyArtProvider.py

   1
   2 import wx
   3 from wx.lib.art import flagart, img2pyartprov
   4
   5 FlagArtProvider = None
   6
   7 #----------------------------------------------------------------------
   8
   9 class TestPanel(wx.Panel):
  10     def __init__(self, parent, log):
  11         self.log = log
  12         wx.Panel.__init__(self, parent, -1)
  13
  14         sizer = wx.BoxSizer(wx.VERTICAL)
  15         self.SetSizer(sizer)
  16
  17         title = wx.StaticText(self, -1, "Img2PyArtProvider")
  18         title.SetFont(wx.Font(18, wx.SWISS, wx.NORMAL, wx.BOLD))
  19         sizer.Add(title, 0, wx.ALIGN_CENTRE|wx.ALL, 5)
  20
  21         line = wx.StaticLine(self, -1, size=(20,-1), style=wx.LI_HORIZONTAL)
  22         sizer.Add(line, 0, wx.GROW|wx.ALIGN_CENTER_VERTICAL|wx.ALL, 5)
  23         sizer.Add((20,20))
  24
  25         box = wx.BoxSizer(wx.HORIZONTAL)
  26         ch = wx.ComboBox(self, -1, 'BLANK', choices=flagart.index,
  27                          style=wx.CB_DROPDOWN|wx.CB_READONLY)
  28         self.Bind(wx.EVT_COMBOBOX, self.OnSelectCountry, ch)
  29         box.Add(ch, 0,  wx.ALIGN_CENTER_VERTICAL)
  30         box.Add((50,10))
  31
  32         bmp = wx.EmptyBitmap(32,22)
  33         self.bmpFlag = wx.StaticBitmap(self, -1, bmp)
  34         box.Add(self.bmpFlag, 0, wx.ALIGN_CENTER_VERTICAL)
  35
  36         sizer.Add(box, 0, wx.CENTER|wx.ALL, 10)
  37
  38         self.country = 'BLANK'
  39         global FlagArtProvider
  40         if FlagArtProvider is None:
  41             FlagArtProvider = img2pyartprov.Img2PyArtProvider(flagart,
  42                                                               artIdPrefix='wx.ART_')
  43             wx.ArtProvider.Push(FlagArtProvider)
  44
  45         self.getArt()
  46
  47
  48     def OnSelectCountry(self, evt):
  49         self.log.write("OnSelectCountry\n")
  50         self.country = evt.GetString()
  51         self.getArt()
  52
  53
  54     def getArt(self):
  55         bmp = wx.ArtProvider.GetBitmap('wx.ART_'+self.country, wx.ART_OTHER, (32,22))
  56         if not bmp.Ok():
  57             bmp = wx.EmptyBitmap(32,22)
  58             self.clearBmp(bmp)
  59         self.bmpFlag.SetBitmap(bmp)
  60
  61
  62     def clearBmp(self, bmp):
  63         dc = wx.MemoryDC()
  64         dc.SelectObject(bmp)
  65         dc.SetBackground(wx.Brush("white"))
  66         dc.Clear()
  67
  68 #----------------------------------------------------------------------
  69
  70 def runTest(frame, nb, log):
  71     win = TestPanel(nb, log)
  72     return win
  73
  74 #----------------------------------------------------------------------
  75
  76
  77
  78 overview = """<html><body>
  79 <h2><center>Img2PyArtProvider</center></h2>
  80
  81 Img2PyArtProvider is an ArtProvider class that publishes images from
  82 modules generated by img2py.
  83
  84 <p>
  85 This sample shows how to access the flag images in wx.lib.art.flagart
  86 via the ArtProvider.
  87
  88
  89 </body></html>
  90 """
  91
  92
  93
  94 if __name__ == '__main__':
  95     import sys,os
  96     import run
  97     run.main(['', os.path.basename(sys.argv[0])] + sys.argv[1:])
  98