diff options
| author | Paul Olav Tvete <paul.tvete@theqtcompany.com> | 2015-10-23 10:37:49 +0200 |
|---|---|---|
| committer | Paul Olav Tvete <paul.tvete@theqtcompany.com> | 2015-10-26 10:05:20 +0000 |
| commit | 7532fb4e61fc4102fd11022f57f7d8195414167b (patch) | |
| tree | f760a4d074595e3b04046c00aff09cac37359376 /src/plugins/platforms/xcb/qxcbwindow.cpp | |
| parent | a38df3f3bade12007b546f6c4d3bede7922743f0 (diff) | |
Xcb: fix crash on screen power save
Handle various cases where we have null QScreen or QPlatformScreen
pointers. With this change, I can run Qt Creator for several days.
Before, it would crash multiple times per day with a two-monitor
setup.
Change-Id: I0923d886ae2a4199ac37edd711ddd4f6f99df93d
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Reviewed-by: Lars Knoll <lars.knoll@theqtcompany.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@theqtcompany.com>
Diffstat (limited to 'src/plugins/platforms/xcb/qxcbwindow.cpp')
| -rw-r--r-- | src/plugins/platforms/xcb/qxcbwindow.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp index bde8826792..b691c7550f 100644 --- a/src/plugins/platforms/xcb/qxcbwindow.cpp +++ b/src/plugins/platforms/xcb/qxcbwindow.cpp @@ -652,7 +652,7 @@ void QXcbWindow::setGeometry(const QRect &rect) m_xcbScreen = newScreen; const QRect wmGeometry = windowToWmGeometry(rect); - if (newScreen != currentScreen) + if (newScreen && newScreen != currentScreen) QWindowSystemInterface::handleWindowScreenChanged(window(), newScreen->QPlatformScreen::screen()); if (qt_window_private(window())->positionAutomatic) { @@ -1606,7 +1606,7 @@ void QXcbWindow::requestActivateWindow() return; } - if (!m_mapped) { + if (!m_mapped || !xcbScreen()) { m_deferredActivation = true; return; } |