diff options
| -rw-r--r-- | src/plugins/platforms/xcb/qxcbconnection.cpp | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/src/plugins/platforms/xcb/qxcbconnection.cpp b/src/plugins/platforms/xcb/qxcbconnection.cpp index 08676152dc..29e1fd145d 100644 --- a/src/plugins/platforms/xcb/qxcbconnection.cpp +++ b/src/plugins/platforms/xcb/qxcbconnection.cpp @@ -265,11 +265,19 @@ void QXcbConnection::updateScreens(const xcb_randr_notify_event_t *event) } else if (screen) { // Screen has been disabled -> remove if (output.crtc == XCB_NONE && output.mode == XCB_NONE) { - qCDebug(lcQpaScreen) << "output" << screen->name() << "has been disabled"; - m_screens.removeOne(screen); - foreach (QXcbScreen *otherScreen, m_screens) - otherScreen->removeVirtualSibling((QPlatformScreen *) screen); - QXcbIntegration::instance()->destroyScreen(screen); + xcb_randr_get_output_info_cookie_t outputInfoCookie = + xcb_randr_get_output_info(xcb_connection(), output.output, output.config_timestamp); + QScopedPointer<xcb_randr_get_output_info_reply_t, QScopedPointerPodDeleter> outputInfo( + xcb_randr_get_output_info_reply(xcb_connection(), outputInfoCookie, NULL)); + if (outputInfo->crtc == XCB_NONE) { + qCDebug(lcQpaScreen) << "output" << screen->name() << "has been disabled"; + m_screens.removeOne(screen); + foreach (QXcbScreen *otherScreen, m_screens) + otherScreen->removeVirtualSibling((QPlatformScreen *) screen); + QXcbIntegration::instance()->destroyScreen(screen); + } else { + qCDebug(lcQpaScreen) << "output" << screen->name() << "has been temporarily disabled for the mode switch"; + } } else { // Just update existing screen screen->updateGeometry(output.config_timestamp); |