Fix wxpython.py example on Linux for wxPython 3.0/4.0 (cztomczak#349)

wx.IconFromBitmap is not available on Linux.

Author: cztomczak

examples/wxpython.py

@@ -87,15 +87,23 @@ def __init__(self):
 # is available (Issue #347).
 ifLINUX:
 self.Show()
-self.embed_browser()
+# In wxPython 3.0 and wxPython 4.0 handle is still
+# not yet available, must delay embedding browser
+# (Issue #349).
+ifwx.version().startswith("3.") orwx.version().startswith("4."):
+wx.CallLater(20, self.embed_browser)
+else:
+# This works fine in wxPython 2.8
+self.embed_browser()
 else:
 self.embed_browser()
 self.Show()
 
 defsetup_icon(self):
 icon_file=os.path.join(os.path.abspath(os.path.dirname(__file__)),
 "resources", "wxpython.png")
-ifos.path.exists(icon_file):
+# wx.IconFromBitmap is not available on Linux in wxPython 3.0/4.0
+ifos.path.exists(icon_file) andhasattr(wx, "IconFromBitmap"):
 icon=wx.IconFromBitmap(wx.Bitmap(icon_file, wx.BITMAP_TYPE_PNG))
 self.SetIcon(icon)
 
@@ -132,7 +140,7 @@ def OnSize(self, _):
 0, 0, 0)
 elifLINUX:
  (x, y) = (0, 0)
- (width, height) =self.browser_panel.GetSizeTuple()
+ (width, height) =self.browser_panel.GetSize().Get()
 self.browser.SetBounds(x, y, width, height)
 self.browser.NotifyMoveOrResizeStarted()