diff options
Diffstat (limited to 'src/plugins/platforms/ios/qiosviewcontroller.mm')
| -rw-r--r-- | src/plugins/platforms/ios/qiosviewcontroller.mm | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/plugins/platforms/ios/qiosviewcontroller.mm b/src/plugins/platforms/ios/qiosviewcontroller.mm index cd4af46ef7..cf8324505a 100644 --- a/src/plugins/platforms/ios/qiosviewcontroller.mm +++ b/src/plugins/platforms/ios/qiosviewcontroller.mm @@ -145,9 +145,13 @@ UIWindow *uiWindow = self.window; if (uiWindow.screen != [UIScreen mainScreen] && self.subviews.count == 1) { - // Removing the last view of an external screen, go back to mirror mode - uiWindow.screen = [UIScreen mainScreen]; - uiWindow.hidden = YES; + // We're about to remove the last view of an external screen, so go back + // to mirror mode, but defer it until after the view has been removed, + // to ensure that we don't try to layout the view that's being removed. + dispatch_async(dispatch_get_main_queue(), ^{ + uiWindow.hidden = YES; + uiWindow.screen = [UIScreen mainScreen]; + }); } } @@ -246,6 +250,7 @@ @implementation QIOSViewController { BOOL m_updatingProperties; QMetaObject::Connection m_focusWindowChangeConnection; + QMetaObject::Connection m_appStateChangedConnection; } #ifndef Q_OS_TVOS @@ -274,7 +279,7 @@ }); QIOSApplicationState *applicationState = &QIOSIntegration::instance()->applicationState; - QObject::connect(applicationState, &QIOSApplicationState::applicationStateDidChange, + m_appStateChangedConnection = QObject::connect(applicationState, &QIOSApplicationState::applicationStateDidChange, [self](Qt::ApplicationState oldState, Qt::ApplicationState newState) { if (oldState == Qt::ApplicationSuspended && newState != Qt::ApplicationSuspended) { // We may have ignored an earlier layout because the application was suspended, @@ -294,6 +299,7 @@ - (void)dealloc { QObject::disconnect(m_focusWindowChangeConnection); + QObject::disconnect(m_appStateChangedConnection); [super dealloc]; } |