diff options
Diffstat (limited to 'src/plugins/platforms/xcb/qxcbwindow.cpp')
-rw-r--r-- | src/plugins/platforms/xcb/qxcbwindow.cpp | 37 |
1 files changed, 16 insertions, 21 deletions
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp index 49fc4f1f10..a00c4cb9dc 100644 --- a/src/plugins/platforms/xcb/qxcbwindow.cpp +++ b/src/plugins/platforms/xcb/qxcbwindow.cpp @@ -1901,6 +1901,17 @@ private: bool m_pending; }; +bool QXcbWindow::compressExposeEvent(QRegion &exposeRegion) +{ + ExposeCompressor compressor(m_window, &exposeRegion); + xcb_generic_event_t *filter = 0; + do { + filter = connection()->checkEvent(compressor); + free(filter); + } while (filter); + return compressor.pending(); +} + bool QXcbWindow::handleGenericEvent(xcb_generic_event_t *event, long *result) { return QWindowSystemInterface::handleNativeEvent(window(), @@ -1918,15 +1929,10 @@ void QXcbWindow::handleExposeEvent(const xcb_expose_event_t *event) else m_exposeRegion |= rect; - ExposeCompressor compressor(m_window, &m_exposeRegion); - xcb_generic_event_t *filter = 0; - do { - filter = connection()->checkEvent(compressor); - free(filter); - } while (filter); + bool pending = compressExposeEvent(m_exposeRegion); // if count is non-zero there are more expose events pending - if (event->count == 0 || !compressor.pending()) { + if (event->count == 0 || !pending) { QWindowSystemInterface::handleExposeEvent(window(), m_exposeRegion); m_exposeRegion = QRegion(); } @@ -2013,10 +2019,6 @@ void QXcbWindow::handleConfigureNotifyEvent(const xcb_configure_notify_event_t * } } - // The original geometry requested by setGeometry() might be different - // from what we end up with after applying window constraints. - QRect requestedGeometry = geometry(); - const QRect actualGeometry = QRect(pos, QSize(event->width, event->height)); QPlatformScreen *newScreen = parent() ? parent()->screen() : screenForGeometry(actualGeometry); if (!newScreen) @@ -2037,15 +2039,6 @@ void QXcbWindow::handleConfigureNotifyEvent(const xcb_configure_notify_event_t * // will make the comparison later. QWindowSystemInterface::handleWindowScreenChanged(window(), newScreen->screen()); - // For expose events we have no way of telling QGuiApplication to used the locally - // cached version of the previous state, so we may in some situations end up with - // an additional expose event. - QRect previousGeometry = requestedGeometry != actualGeometry ? - requestedGeometry : qt_window_private(window())->geometry; - - if (m_mapped && actualGeometry.size() != previousGeometry.size()) - QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(), actualGeometry.size())); - if (m_usingSyncProtocol && m_syncState == SyncReceived) m_syncState = SyncAndConfigureReceived; @@ -2112,7 +2105,9 @@ void QXcbWindow::handleMapNotifyEvent(const xcb_map_notify_event_t *event) if (m_deferredActivation) requestActivateWindow(); - QWindowSystemInterface::handleExposeEvent(window(), QRect(QPoint(), geometry().size())); + QRegion exposeRegion = QRect(QPoint(), geometry().size()); + compressExposeEvent(exposeRegion); + QWindowSystemInterface::handleExposeEvent(window(), exposeRegion); } } |