diff options
| author | Tor Arne Vestbø <tor.arne.vestbo@qt.io> | 2017-11-15 15:30:55 +0100 |
|---|---|---|
| committer | Tor Arne Vestbø <tor.arne.vestbo@qt.io> | 2017-11-20 23:31:46 +0000 |
| commit | 68733e307f209487e89b9261256ec0c0bc2352e2 (patch) | |
| tree | 1c2d38702a93f3f058c65be4800d8fca8f6a679e /src/gui | |
| parent | 53f7c20cb5b5d5b25a70e072db82921ef2a449d1 (diff) | |
qpa: Teach handleApplicationStateChanged about sync/async delivery
Using QWindowSystemInterface::SynchronousDelivery reduces the chance
that we are flushing other events before delivering the application
state change. Those other events may conclude that the application
is still active, while in reality it is not, and do bad things.
Change-Id: I738c162fac22d2cd18de1e080bcd2cda78ec3f77
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Diffstat (limited to 'src/gui')
| -rw-r--r-- | src/gui/kernel/qwindowsysteminterface.cpp | 4 | ||||
| -rw-r--r-- | src/gui/kernel/qwindowsysteminterface.h | 1 |
2 files changed, 3 insertions, 2 deletions
diff --git a/src/gui/kernel/qwindowsysteminterface.cpp b/src/gui/kernel/qwindowsysteminterface.cpp index 34519cd91b..3f27094845 100644 --- a/src/gui/kernel/qwindowsysteminterface.cpp +++ b/src/gui/kernel/qwindowsysteminterface.cpp @@ -265,12 +265,12 @@ void QWindowSystemInterface::handleWindowScreenChanged(QWindow *window, QScreen QWindowSystemInterfacePrivate::handleWindowSystemEvent(e); } -void QWindowSystemInterface::handleApplicationStateChanged(Qt::ApplicationState newState, bool forcePropagate) +QT_DEFINE_QPA_EVENT_HANDLER(void, handleApplicationStateChanged, Qt::ApplicationState newState, bool forcePropagate) { Q_ASSERT(QGuiApplicationPrivate::platformIntegration()->hasCapability(QPlatformIntegration::ApplicationState)); QWindowSystemInterfacePrivate::ApplicationStateChangedEvent *e = new QWindowSystemInterfacePrivate::ApplicationStateChangedEvent(newState, forcePropagate); - QWindowSystemInterfacePrivate::handleWindowSystemEvent(e); + QWindowSystemInterfacePrivate::handleWindowSystemEvent<Delivery>(e); } /*! diff --git a/src/gui/kernel/qwindowsysteminterface.h b/src/gui/kernel/qwindowsysteminterface.h index e582787dd9..e91c79749d 100644 --- a/src/gui/kernel/qwindowsysteminterface.h +++ b/src/gui/kernel/qwindowsysteminterface.h @@ -179,6 +179,7 @@ public: static void handleWindowStateChanged(QWindow *window, Qt::WindowState newState, int oldState = -1); static void handleWindowScreenChanged(QWindow *window, QScreen *newScreen); + template<typename Delivery = QWindowSystemInterface::DefaultDelivery> static void handleApplicationStateChanged(Qt::ApplicationState newState, bool forcePropagate = false); #ifndef QT_NO_DRAGANDDROP |