Fix wxpython.py on Linux (cztomczak#349)

cztomczak · web-flow · commit 9c567bfeea50 · 2017-09-03T07:28:04.000+02:00
Increase the delay for embedding browser to 100ms, as 20ms is not enough in some cases
diff --git a/examples/wxpython.py b/examples/wxpython.py
@@ -105,7 +105,7 @@ def __init__(self):
             # still not yet available, so must delay embedding browser
             # (Issue #349).
             if wx.version().startswith("3.") or wx.version().startswith("4."):
-                wx.CallLater(20, self.embed_browser)
+                wx.CallLater(100, self.embed_browser)
             else:
                 # This works fine in wxPython 2.8 on Linux
                 self.embed_browser()
@@ -132,6 +132,7 @@ def create_menu(self):
     def embed_browser(self):
         window_info = cef.WindowInfo()
         (width, height) = self.browser_panel.GetClientSize().Get()
+        assert self.browser_panel.GetHandle(), "Window handle not available yet"
         window_info.SetAsChild(self.browser_panel.GetHandle(),
                                [0, 0, width, height])
         self.browser = cef.CreateBrowserSync(window_info,
