1 files changed, 14 insertions, 1 deletions
diff --git a/src/kernel/qpainter_x11.cpp b/src/kernel/qpainter_x11.cpp
index f057e7b1f..dc3e9a4ce 100644
--- a/src/kernel/qpainter_x11.cpp
+++ b/src/kernel/qpainter_x11.cpp
@@ -1264,8 +1264,16 @@ bool TQPainter::end()                            // end painting
     \sa flush() CoordinateMode
 */
 
-void TQPainter::flush(const TQRegion &, CoordinateMode)
+void TQPainter::flush(const TQRegion &rgn, CoordinateMode m)
 {
+    if ( testf(ExtDev) ) {
+        TQPDevCmdParam param[2];
+        param[0].rgn = &rgn;
+        param[1].ival = m;
+        pdev->cmd( TQPaintDevice::PdcFlushRegion, this, param );
+        return;
+    }
+
     flush();
 }
 
@@ -1278,6 +1286,11 @@ void TQPainter::flush(const TQRegion &, CoordinateMode)
 
 void TQPainter::flush()
 {
+    if ( testf(ExtDev) ) {
+        pdev->cmd( TQPaintDevice::PdcFlush, this, 0 );
+        return;
+    }
+
     if ( isActive() && dpy )
         XFlush( dpy );
 }