fix disappearing cursor

libvncserver/cursor.c

@@ -570,7 +570,7 @@ void rfbShowCursor(rfbClientPtr cl)
  * region gets redrawn.
  */
 
-void rfbRedrawAfterHideCursor(rfbClientPtr cl)
+void rfbRedrawAfterHideCursor(rfbClientPtr cl,sraRegionPtr updateRegion)
 {
     rfbScreenInfoPtr s = cl->screen;
     rfbCursorPtr c = s->cursor;
@@ -587,7 +587,10 @@ void rfbRedrawAfterHideCursor(rfbClientPtr cl)
 	    sraRegionPtr rect;
 	    fprintf(stderr,"%d %d %d %d\n",x,y,x2,y2);
 	    rect = sraRgnCreateRect(x,y,x2,y2);
-	    sraRgnOr(cl->modifiedRegion,rect);
+	    if(updateRegion)
+	    	sraRgnOr(updateRegion,rect);
+	    else
+		    sraRgnOr(cl->modifiedRegion,rect);
 	    sraRgnDestroy(rect);
 	}
     }
@@ -620,7 +623,7 @@ void rfbSetCursor(rfbScreenInfoPtr rfbScreen,rfbCursorPtr c)
     iterator=rfbGetClientIterator(rfbScreen);
     while((cl=rfbClientIteratorNext(iterator)))
 	if(!cl->enableCursorShapeUpdates)
-	  rfbRedrawAfterHideCursor(cl);
+	  rfbRedrawAfterHideCursor(cl,0);
     rfbReleaseClientIterator(iterator);
 
     if(rfbScreen->cursor->cleanup)
@@ -633,7 +636,7 @@ void rfbSetCursor(rfbScreenInfoPtr rfbScreen,rfbCursorPtr c)
   while((cl=rfbClientIteratorNext(iterator))) {
     cl->cursorWasChanged = TRUE;
     if(!cl->enableCursorShapeUpdates)
-      rfbRedrawAfterHideCursor(cl);
+      rfbRedrawAfterHideCursor(cl,0);
   }
   rfbReleaseClientIterator(iterator);
 

libvncserver/main.c

@@ -50,9 +50,6 @@ char rfbEndianTest = -1;
 void rfbIncrClientRef(rfbClientPtr cl);
 void rfbDecrClientRef(rfbClientPtr cl);
 
-/* cursor.c */
-void rfbRedrawAfterHideCursor(rfbClientPtr cl);
-
 void rfbLogEnable(int enabled) {
   rfbEnableLogging=enabled;
 }

libvncserver/rfbserver.c

@@ -64,7 +64,7 @@
 
 void rfbShowCursor(rfbClientPtr cl);
 void rfbHideCursor(rfbClientPtr cl);
-void rfbRedrawAfterHideCursor(rfbClientPtr cl);
+void rfbRedrawAfterHideCursor(rfbClientPtr cl,sraRegionPtr updateRegion);
 
 static void rfbProcessClientProtocolVersion(rfbClientPtr cl);
 static void rfbProcessClientNormalMessage(rfbClientPtr cl);
@@ -828,7 +828,7 @@ rfbProcessClientNormalMessage(cl)
 			   cl->host);
 		    /* if cursor was drawn, hide the cursor */
 		    if(!cl->enableCursorShapeUpdates)
-		        rfbRedrawAfterHideCursor(cl);
+		        rfbRedrawAfterHideCursor(cl,0);
 
 		    cl->enableCursorShapeUpdates = TRUE;
 		    cl->cursorWasChanged = TRUE;
@@ -839,7 +839,7 @@ rfbProcessClientNormalMessage(cl)
 		       cl->host);
 		/* if cursor was drawn, hide the cursor */
 		if(!cl->enableCursorShapeUpdates)
-		    rfbRedrawAfterHideCursor(cl);
+		    rfbRedrawAfterHideCursor(cl,0);
 
 	        cl->enableCursorShapeUpdates = TRUE;
 	        cl->useRichCursorEncoding = TRUE;
@@ -1217,12 +1217,12 @@ rfbSendFramebufferUpdate(cl, givenUpdateRegion)
    
     if (!cl->enableCursorShapeUpdates) {
       if(cl->cursorX != cl->screen->cursorX || cl->cursorY != cl->screen->cursorY) {
-	rfbRedrawAfterHideCursor(cl);
+	rfbRedrawAfterHideCursor(cl,updateRegion);
 	LOCK(cl->screen->cursorMutex);
 	cl->cursorX = cl->screen->cursorX;
 	cl->cursorY = cl->screen->cursorY;
 	UNLOCK(cl->screen->cursorMutex);
-	rfbRedrawAfterHideCursor(cl);
+	rfbRedrawAfterHideCursor(cl,updateRegion);
       }
       rfbShowCursor(cl);
     }