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iOS: Update screen properties when we trigger statusbar changes on iOS7

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Ideally we'd have a callback from iOS when this happens, so we can also
react to changes done outside of Qt, but willChangeStatusBarFrame and
friends do not seem to give us what we want.

Change-Id: I686ce7950395a83c4257372363c773a95c3935ed
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@digia.com>
This commit is contained in:
Tor Arne Vestbø 2013-11-27 18:20:10 +01:00 committed by The Qt Project
parent c5b19f2521
commit 9b782dca45
1 changed files with 14 additions and 5 deletions
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19
src/plugins/platforms/ios/qiosscreen.mm
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@ -189,6 +189,9 @@ void QIOSScreen::updateProperties()
void QIOSScreen::updateStatusBarVisibility()
{
if (!isQtApplication())
return;
QWindow *focusWindow = QGuiApplication::focusWindow();
// If we don't have a focus window we leave the status
@ -199,20 +202,26 @@ void QIOSScreen::updateStatusBarVisibility()
return;
UIView *view = reinterpret_cast<UIView *>(focusWindow->handle()->winId());
QIOSViewController *viewController = static_cast<QIOSViewController *>(view.viewController);
bool currentStatusBarVisibility = [UIApplication sharedApplication].statusBarHidden;
if (viewController.prefersStatusBarHidden == currentStatusBarVisibility)
return;
#if QT_IOS_PLATFORM_SDK_EQUAL_OR_ABOVE(__IPHONE_7_0)
if (QSysInfo::MacintoshVersion >= QSysInfo::MV_IOS_7_0) {
[view.viewController setNeedsStatusBarAppearanceUpdate];
[viewController setNeedsStatusBarAppearanceUpdate];
dispatch_async(dispatch_get_main_queue(), ^{
updateProperties();
});
} else
#endif
{
bool wasHidden = [UIApplication sharedApplication].statusBarHidden;
QIOSViewController *viewController = static_cast<QIOSViewController *>(view.viewController);
[[UIApplication sharedApplication]
setStatusBarHidden:[viewController prefersStatusBarHidden]
withAnimation:UIStatusBarAnimationNone];
if ([UIApplication sharedApplication].statusBarHidden != wasHidden)
updateProperties();
updateProperties();
}
}