Changeset 21441 in vbox for trunk/src/VBox/Additions/x11/VBoxClient

Timestamp:

Jul 9, 2009 2:02:45 PM (16 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

49842

Message:

Additions/x11/seamless: small performance improvement

Location:

trunk/src/VBox/Additions/x11/VBoxClient

Files:

• seamless-x11.cpp (modified) (6 diffs)
• seamless-x11.h (modified) (1 diff)

trunk/src/VBox/Additions/x11/VBoxClient/seamless-x11.cpp

@@ -149 +149 @@
     freeWindowTree();
     addClients(DefaultRootWindow(mDisplay.get()));
+    mChanged = true;
 }
 
@@ -285 +286 @@
     /* Start by sending information about the current window setup to the host.  We do this
        here because we want to send all such information from a single thread. */
-    mObserver->notify();
+    if (mChanged)
+        mObserver->notify();
+    mChanged = false;
     XNextEvent(mDisplay, &event);
     switch (event.type)
@@ -340 +343 @@
             iter->second->mapRects = rects;
         }
+        mChanged = true;
     }
     LogFlowThisFunc(("returning\n"));
@@ -358 +362 @@
     {
         addClientWindow(hWin);
+        mChanged = true;
     }
     LogFlowThisFunc(("returning\n"));
@@ -384 +389 @@
         iter->second->mcRects = cRects;
         iter->second->mapRects = rects;
+        mChanged = true;
     }
     LogFlowThisFunc(("returning\n"));
@@ -402 +408 @@
     {
         mGuestWindows.removeWindow(iter);
+        mChanged = true;
     }
     LogFlowThisFunc(("returning\n"));

trunk/src/VBox/Additions/x11/VBoxClient/seamless-x11.h

@@ -289 +289 @@
     /** Is seamles mode currently enabled?  */
     bool mEnabled;
+    /** Have there been changes since the last time we sent a notification? */
+    bool mChanged;
 
     // Private methods