double buffer changes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41826 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/wxPython/src/_dc.i b/wxPython/src/_dc.i
index ab5bceb09dded80977ac0c4feebf9862f098c96c..3b764edbebcd2808f5cac8849e558f0520407fb8 100644 (file)
--- a/wxPython/src/_dc.i
+++ b/wxPython/src/_dc.i
@@ -1338,6 +1338,11 @@ public:
     wxBufferedDC( wxDC* dc,
                   const wxSize& area,
                   int style = wxBUFFER_CLIENT_AREA );
     wxBufferedDC( wxDC* dc,
                   const wxSize& area,
                   int style = wxBUFFER_CLIENT_AREA );

+    wxBufferedDC(wxWindow* win,
+                 wxDC *dc,
+                 const wxSize &area,
+                 int style = wxBUFFER_CLIENT_AREA);
+

 
     DocCtorStr(
         ~wxBufferedDC(),
 
     DocCtorStr(
         ~wxBufferedDC(),


@@ -1376,8 +1381,6 @@ automatically when it is destroyed.  For example::
         dc = wx.BufferedPaintDC(self, self.buffer)
 
 
         dc = wx.BufferedPaintDC(self, self.buffer)
 
 

-
-

 ", "");
 
 class wxBufferedPaintDC : public wxBufferedDC
 ", "");
 
 class wxBufferedPaintDC : public wxBufferedDC


@@ -1391,13 +1394,10 @@ public:
         "Create a buffered paint DC.  As with `wx.BufferedDC`, you may either
 provide the bitmap to be used for buffering or let this object create
 one internally (in the latter case, the size of the client part of the
         "Create a buffered paint DC.  As with `wx.BufferedDC`, you may either
 provide the bitmap to be used for buffering or let this object create
 one internally (in the latter case, the size of the client part of the

-window is automatically used).
-
-", "");
+window is automatically used).", "");

 
 };
 
 
 };
 

-

 //---------------------------------------------------------------------------
 %newgroup
 
 //---------------------------------------------------------------------------
 %newgroup
 


@@ -1514,6 +1514,26 @@ public:
         "Constructor. Pass the window on which you wish to paint.", "");
 };
 
         "Constructor. Pass the window on which you wish to paint.", "");
 };
 

+
+
+//---------------------------------------------------------------------------
+%newgroup
+
+%pythoncode {
+    if 'wxMac' in wx.PlatformInfo or 'gtk2' in wx.PlatformInfo:
+        _AutoBufferedPaintDCBase = PaintDC
+    else:
+        _AutoBufferedPaintDCBase = BufferedPaintDC
+            
+    class AutoBufferedPaintDC(_AutoBufferedPaintDCBase):
+        """
+        If the current platform double buffers by default then this DC is the
+        same as a plain `wx.PaintDC`, otherwise it is a `wx.BufferedPaintDC`.
+        """
+        def __init__(self, window):
+            _AutoBufferedPaintDCBase.__init__(self, window)
+}
+

 //---------------------------------------------------------------------------
 %newgroup
 
 //---------------------------------------------------------------------------
 %newgroup
 

diff --git a/wxPython/src/_window.i b/wxPython/src/_window.i
index b83769abc24872a06269298bd2533539bb33e361..fd0e6c0db7ffe84f37dcfb0194e5b4f3d24ea797 100644 (file)
--- a/wxPython/src/_window.i
+++ b/wxPython/src/_window.i
@@ -1324,6 +1324,13 @@ times that Freeze was before the window will be updated.", "");
         "Call this function to prepare the device context for drawing a
 scrolled image. It sets the device origin according to the current
 scroll position.", "");
         "Call this function to prepare the device context for drawing a
 scrolled image. It sets the device origin according to the current
 scroll position.", "");

+
+    DocDeclStr(
+        virtual bool , IsDoubleBuffered() const,
+        "Returns ``True`` if the window contents is double-buffered by the
+system, i.e. if any drawing done on the window is really done on a
+temporary backing surface and transferred to the screen all at once
+later.", "");

     
 
     DocDeclStr(
     
 
     DocDeclStr(