diff --git a/direct/src/showbase/ShowBase.py b/direct/src/showbase/ShowBase.py
index e55336e2b3..99db6e8c91 100644
--- a/direct/src/showbase/ShowBase.py
+++ b/direct/src/showbase/ShowBase.py
@@ -571,7 +571,7 @@ class ShowBase(DirectObject.DirectObject):
                     self.notify.info("Could not make graphics pipe %s." % (
                         pipeType.getName()))
 
-    def openWindow(self, props = None, pipe = None, gsg = None,
+    def openWindow(self, props = None, fbprops = None, pipe = None, gsg = None,
                    type = None, name = None, size = None, aspectRatio = None,
                    makeCamera = True, keepCamera = False,
                    scene = None, stereo = None, 
@@ -604,7 +604,7 @@ class ShowBase(DirectObject.DirectObject):
         # down to the underlying _doOpenWindow() with all of the above
         # parameters.
         func = lambda : self._doOpenWindow(
-            props = props, pipe = pipe, gsg = gsg,
+            props = props, fbprops = fbprops, pipe = pipe, gsg = gsg,
             type = type, name = name, size = size, aspectRatio = aspectRatio,
             makeCamera = makeCamera, keepCamera = keepCamera,
             scene = scene, stereo = stereo, 
@@ -664,7 +664,7 @@ class ShowBase(DirectObject.DirectObject):
 
         return win
 
-    def _doOpenWindow(self, props = None, pipe = None, gsg = None,
+    def _doOpenWindow(self, props = None, fbprops = None, pipe = None, gsg = None,
                       type = None, name = None, size = None, aspectRatio = None,
                       makeCamera = True, keepCamera = False,
                       scene = None, stereo = None, 
@@ -699,6 +699,9 @@ class ShowBase(DirectObject.DirectObject):
         if props == None:
             props = WindowProperties.getDefault()
 
+        if fbprops == None:
+            fbprops = FrameBufferProperties.getDefault()
+
         if size != None:
             # If we were given an explicit size, use it; otherwise,
             # the size from the properties is used.
@@ -711,8 +714,6 @@ class ShowBase(DirectObject.DirectObject):
 
         win = None
 
-        fbprops = FrameBufferProperties.getDefault()
-
         flags = GraphicsPipe.BFFbPropsOptional
         if type == 'onscreen':
             flags = flags | GraphicsPipe.BFRequireWindow
diff --git a/direct/src/wxwidgets/WxPandaWindow.py b/direct/src/wxwidgets/WxPandaWindow.py
index 7cab561f58..0cd3d0008a 100644
--- a/direct/src/wxwidgets/WxPandaWindow.py
+++ b/direct/src/wxwidgets/WxPandaWindow.py
@@ -115,13 +115,23 @@ else:
                 gsg = kw['gsg']
                 del kw['gsg']
 
+            fbprops = kw.get('fbprops', None)
+            if fbprops == None:
+                fbprops = FrameBufferProperties.getDefault()
+
             attribList = kw.get('attribList', None)
             if attribList is None:
                 attribList = [
                     wxgl.WX_GL_RGBA, True,
                     wxgl.WX_GL_LEVEL, 0,
-                    wxgl.WX_GL_DOUBLEBUFFER, True,
                     ]
+                if not fbprops.isSingleBuffered():
+                    attribList.append(wxgl.WX_GL_DOUBLEBUFFER)
+                    attribList.append(True)
+                if fbprops.getDepthBits() > 0:
+                    attribList.append(wxgl.WX_GL_DEPTH_SIZE)
+                    attribList.append(fbprops.getDepthBits())
+
                 kw['attribList'] = attribList
                 
             base.startWx()
@@ -284,6 +294,8 @@ else:
                 wp.setSize(*self.GetClientSize())
                 self.win.requestProperties(wp)
 
+            event.Skip()
+
 # Choose the best implementation of WxPandaWindow for the platform.
 WxPandaWindow = None
 if platform.system() == 'Darwin' or platform.system() == 'Linux':