Merge recent changes from 2.8 branch.

Make updates for recent changes on CVS HEAD.
Remove or workaround deprecated items.
Fix compile errors.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45088 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/tests/test_gcMemDC.py

@@ -0,0 +1,35 @@
+"""
+Tests using a memory dc (or a buffered dc) as the target of a
+wx.GraphicsContext.
+"""
+
+import wx
+#import os; print "PID:", os.getpid(); raw_input("Press Enter...")
+
+
+class TestPanel(wx.Panel):
+    def __init__(self, *args, **kw):
+        wx.Panel.__init__(self, *args, **kw)
+        self.Bind(wx.EVT_PAINT, self.OnPaint)
+        self.Bind(wx.EVT_SIZE, self.OnSize)
+
+    def OnSize(self, evt):
+        self.Refresh()
+
+    def OnPaint(self, evt):
+        #dc = wx.PaintDC(self)
+        dc = wx.BufferedPaintDC(self)
+        gcdc = wx.GCDC(dc)
+
+        sz = self.GetSize()
+        gcdc.SetBackground(wx.Brush(self.GetBackgroundColour()))
+        gcdc.Clear()
+        gcdc.DrawLine(0, 0, sz.width, sz.height)
+        gcdc.DrawLine(sz.width, 0, 0, sz.height)
+
+
+app = wx.App(False)
+frm = wx.Frame(None, title="GC/MemoryDC")
+pnl = TestPanel(frm)
+frm.Show()
+app.MainLoop()