wxpython GUI界面显示jpg图片，,# show a jpe

wxpython GUI界面显示jpg图片，,# show a jpe

# show a jpeg (.jpg) image using wxPython, newer coding style# two different ways to load and display are given# tested with Python24 and wxPython25   vegaseat   24jul2005import wximport  cStringIOclass Panel1(wx.Panel):  """ class Panel1 creates a panel with an image on it, inherits wx.Panel """  def __init__(self, parent, id):    # create the panel    wx.Panel.__init__(self, parent, id)    try:        # pick a .jpg file you have in the working folder        imageFile = 'Moo.jpg'        data = open(imageFile, "rb").read()        # convert to a data stream        stream = cStringIO.StringIO(data)        # convert to a bitmap        bmp = wx.BitmapFromImage( wx.ImageFromStream( stream ))        # show the bitmap, (5, 5) are upper left corner coordinates        wx.StaticBitmap(self, -1, bmp, (5, 5))        # alternate (simpler) way to load and display a jpg image from a file        # actually you can load .jpg  .png  .bmp  or .gif files        jpg1 = wx.Image(imageFile, wx.BITMAP_TYPE_ANY).ConvertToBitmap()        # bitmap upper left corner is in the position tuple (x, y) = (5, 5)        wx.StaticBitmap(self, -1, jpg1, (10 + jpg1.GetWidth(), 5), (jpg1.GetWidth(), jpg1.GetHeight()))    except IOError:        print "Image file %s not found" % imageFile        raise SystemExitapp = wx.PySimpleApp()# create a window/frame, no parent, -1 is default ID# increase the size of the frame for larger imagesframe1 = wx.Frame(None, -1, "An image on a panel", size = (400, 300))# call the derived classPanel1(frame1,-1)frame1.Show(1)app.MainLoop()