Send desktop layout changes separately

Make sure we send any modifications to the desktop layout in a message that
does not modify the framebuffer data. This is required to make sure we have
a valid state on the client as it drops the framebuffer when it recieves a
framebuffer dimension change.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@3787 3789f03b-4d11-0410-bbf8-ca57d06f2519

1 files changed, 7 insertions, 1 deletions

diff --git a/common/rfb/SMsgWriterV3.h b/common/rfb/SMsgWriterV3.h
index e86c828c..5e0a3f1b 100644
--- a/common/rfb/SMsgWriterV3.h
+++ b/common/rfb/SMsgWriterV3.h
@@ -46,13 +46,19 @@ namespace rfb {
                                 void* data, void* mask);
     virtual void writeSetXCursor(int width, int height, int hotspotX,
 				 int hotspotY, void* data, void* mask);
+    virtual bool needFakeUpdate();
+    virtual bool needNoDataUpdate();
+    virtual void writeNoDataUpdate();
     virtual void writeFramebufferUpdateStart(int nRects);
     virtual void writeFramebufferUpdateStart();
     virtual void writeFramebufferUpdateEnd();
-    virtual bool needFakeUpdate();
     virtual void startRect(const Rect& r, unsigned int encoding);
     virtual void endRect();
 
+  protected:
+    virtual void writePseudoRects();
+    virtual void writeNoDataRects();
+
   private:
     rdr::MemOutStream* updateOS;
     rdr::OutStream* realOS;