From c5e25601d923169c30b656246ac503451f04e638 Mon Sep 17 00:00:00 2001
From: Pierre Ossman <ossman@cendio.se>
Date: Fri, 20 Mar 2009 12:59:05 +0000
Subject: Minimal server side implementation of the extended desktop size
 protocol.

git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@3698 3789f03b-4d11-0410-bbf8-ca57d06f2519
---
 common/rfb/VNCSConnectionST.cxx | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'common/rfb/VNCSConnectionST.cxx')

diff --git a/common/rfb/VNCSConnectionST.cxx b/common/rfb/VNCSConnectionST.cxx
index e021aa6f..3b4448b4 100644
--- a/common/rfb/VNCSConnectionST.cxx
+++ b/common/rfb/VNCSConnectionST.cxx
@@ -1,4 +1,5 @@
 /* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
+ * Copyright 2009 Pierre Ossman for Cendio AB
  * 
  * This is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -19,6 +20,7 @@
 #include <rfb/VNCSConnectionST.h>
 #include <rfb/LogWriter.h>
 #include <rfb/secTypes.h>
+#include <rfb/screenTypes.h>
 #include <rfb/ServerCore.h>
 #include <rfb/ComparingUpdateTracker.h>
 #include <rfb/KeyRemapper.h>
@@ -168,7 +170,8 @@ void VNCSConnectionST::pixelBufferChange()
       cp.width = server->pb->width();
       cp.height = server->pb->height();
       if (state() == RFBSTATE_NORMAL) {
-        if (!writer()->writeSetDesktopSize()) {
+        if (!writer()->writeSetDesktopSize() &&
+            !writer()->writeExtendedDesktopSize()) {
           close("Client does not support desktop resize");
           return;
         }
@@ -490,9 +493,18 @@ void VNCSConnectionST::framebufferUpdateRequest(const Rect& r,bool incremental)
     // Non-incremental update - treat as if area requested has changed
     updates.add_changed(reqRgn);
     server->comparer->add_changed(reqRgn);
+    // And update the clients view of screen layout
+    writer()->writeSetDesktopSize();
+    writer()->writeExtendedDesktopSize();
   }
 }
 
+void VNCSConnectionST::setDesktopSize(int fb_width, int fb_height)
+{
+  vlog.info("Rejecting client request to change desktop size");
+  writer()->writeExtendedDesktopSize(resultProhibited);
+}
+
 void VNCSConnectionST::setInitialColourMap()
 {
   setColourMapEntries(0, 0);
-- 
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