diff options
| -rw-r--r-- | src/gui/painting/qwindowsurface_raster.cpp | 13 | ||||
| -rw-r--r-- | src/gui/painting/qwindowsurface_x11.cpp | 5 |
2 files changed, 13 insertions, 5 deletions
diff --git a/src/gui/painting/qwindowsurface_raster.cpp b/src/gui/painting/qwindowsurface_raster.cpp index 2f7e879..3a118bd 100644 --- a/src/gui/painting/qwindowsurface_raster.cpp +++ b/src/gui/painting/qwindowsurface_raster.cpp @@ -140,7 +140,7 @@ void QRasterWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoi // Not ready for painting yet, bail out. This can happen in // QWidget::create_sys() - if (!d->image) + if (!d->image || rgn.numRects() == 0) return; #ifdef Q_WS_WIN @@ -203,9 +203,11 @@ void QRasterWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoi wrgn.translate(-wOffset); QRect wbr = wrgn.boundingRect(); - int num; - XRectangle *rects = (XRectangle *)qt_getClipRects(wrgn, num); - XSetClipRectangles(X11->display, d_ptr->gc, 0, 0, rects, num, YXBanded); + if (wrgn.numRects() != 1) { + int num; + XRectangle *rects = (XRectangle *)qt_getClipRects(wrgn, num); + XSetClipRectangles(X11->display, d_ptr->gc, 0, 0, rects, num, YXBanded); + } QRect br = rgn.boundingRect().translated(offset); #ifndef QT_NO_MITSHM @@ -233,6 +235,9 @@ void QRasterWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoi qt_x11_drawImage(br, wbr.topLeft(), src, widget->handle(), d_ptr->gc, X11->display, (Visual *)widget->x11Info().visual(), widget->x11Info().depth()); } } + + if (wrgn.numRects() != 1) + XSetClipMask(X11->display, d_ptr->gc, XNone); #endif // FALCON #ifdef Q_WS_MAC diff --git a/src/gui/painting/qwindowsurface_x11.cpp b/src/gui/painting/qwindowsurface_x11.cpp index 5e4433c..46c4c42 100644 --- a/src/gui/painting/qwindowsurface_x11.cpp +++ b/src/gui/painting/qwindowsurface_x11.cpp @@ -129,9 +129,12 @@ void QX11WindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoint // qDebug() << "XSetClipRectangles"; // for (int i = 0; i < num; ++i) // qDebug() << ' ' << i << rects[i].x << rects[i].x << rects[i].y << rects[i].width << rects[i].height; - XSetClipRectangles(X11->display, gc, 0, 0, rects, num, YXBanded); + if (num != 1) + XSetClipRectangles(X11->display, gc, 0, 0, rects, num, YXBanded); XCopyArea(X11->display, d_ptr->device.handle(), widget->handle(), gc, br.x() + offset.x(), br.y() + offset.y(), br.width(), br.height(), wbr.x(), wbr.y()); + if (num != 1) + XSetClipMask(X11->display, gc, XNone); } void QX11WindowSurface::setGeometry(const QRect &rect) |