diff options
author | Lars Knoll <lars.knoll@qt.io> | 2017-12-29 15:56:33 +0100 |
---|---|---|
committer | Lars Knoll <lars.knoll@qt.io> | 2017-12-30 12:09:53 +0100 |
commit | db92f2f3aac60218756a1aa8811cf192acc0b0e6 (patch) | |
tree | f28a47aebb2f08e221fe7bffafce62a0a96cf7fd /src/plugins/platforms/ios | |
parent | dd61a1d98ea9fbffeaf0e2adcd0ddd58105f6a75 (diff) | |
parent | 44da5b863597e761df3545dc7ff02a9b53bbb13d (diff) | |
download | qtbase-db92f2f3aac60218756a1aa8811cf192acc0b0e6.tar.gz |
Merge remote-tracking branch 'origin/5.9' into 5.10
Conflicts:
.qmake.conf
mkspecs/win32-g++/qmake.conf
src/corelib/global/qglobal_p.h
src/corelib/global/qoperatingsystemversion_p.h
src/corelib/io/qfilesystemengine_win.cpp
src/network/bearer/qbearerengine.cpp
src/platformsupport/input/libinput/qlibinputpointer.cpp
src/sql/doc/snippets/code/doc_src_sql-driver.cpp
src/widgets/kernel/qwidget_p.h
src/widgets/kernel/qwidgetwindow.cpp
src/widgets/styles/qfusionstyle.cpp
tests/auto/corelib/io/qfileinfo/tst_qfileinfo.cpp
Change-Id: I80e2722f481b12fff5d967c28f89208c0e9a1dd8
Diffstat (limited to 'src/plugins/platforms/ios')
-rw-r--r-- | src/plugins/platforms/ios/qiosapplicationstate.h | 18 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qiosapplicationstate.mm | 111 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qioscontext.h | 1 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qioscontext.mm | 66 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qiosinputcontext.mm | 24 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qiosintegration.h | 3 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qiosscreen.h | 7 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qiosscreen.mm | 71 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qiosviewcontroller.mm | 20 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qioswindow.h | 2 | ||||
-rw-r--r-- | src/plugins/platforms/ios/qioswindow.mm | 9 | ||||
-rw-r--r-- | src/plugins/platforms/ios/quiview.h | 1 | ||||
-rw-r--r-- | src/plugins/platforms/ios/quiview.mm | 72 |
13 files changed, 312 insertions, 93 deletions
diff --git a/src/plugins/platforms/ios/qiosapplicationstate.h b/src/plugins/platforms/ios/qiosapplicationstate.h index 1c77b26da1..a68147a72a 100644 --- a/src/plugins/platforms/ios/qiosapplicationstate.h +++ b/src/plugins/platforms/ios/qiosapplicationstate.h @@ -40,20 +40,24 @@ #ifndef QIOSAPPLICATIONSTATE_H #define QIOSAPPLICATIONSTATE_H -#include <QtCore/qglobal.h> -#include <QtCore/qvector.h> +#include <QtCore/qobject.h> -Q_FORWARD_DECLARE_OBJC_CLASS(NSObject); +#include <UIKit/UIApplication.h> QT_BEGIN_NAMESPACE -class QIOSApplicationState +class QIOSApplicationState : public QObject { + Q_OBJECT public: QIOSApplicationState(); - ~QIOSApplicationState(); -private: - QVector<NSObject*> m_observers; + + static void handleApplicationStateChanged(UIApplicationState state, const QString &reason); + static Qt::ApplicationState toQtApplicationState(UIApplicationState state); + +Q_SIGNALS: + void applicationStateWillChange(Qt::ApplicationState); + void applicationStateDidChange(Qt::ApplicationState); }; QT_END_NAMESPACE diff --git a/src/plugins/platforms/ios/qiosapplicationstate.mm b/src/plugins/platforms/ios/qiosapplicationstate.mm index 7c8e1f9927..3407aebf8f 100644 --- a/src/plugins/platforms/ios/qiosapplicationstate.mm +++ b/src/plugins/platforms/ios/qiosapplicationstate.mm @@ -40,82 +40,77 @@ #include "qiosapplicationstate.h" #include "qiosglobal.h" +#include "qiosintegration.h" #include <qpa/qwindowsysteminterface.h> #include <QtCore/qcoreapplication.h> #include <QtGui/private/qguiapplication_p.h> -#import <UIKit/UIKit.h> +QT_BEGIN_NAMESPACE -static Qt::ApplicationState qtApplicationState(UIApplicationState uiApplicationState) +static void qRegisterApplicationStateNotifications() { - switch (uiApplicationState) { - case UIApplicationStateActive: - // The application is visible in front, and receiving events - return Qt::ApplicationActive; - case UIApplicationStateInactive: - // The app is running in the foreground but is not receiving events. This - // typically happens while transitioning to/from active/background, like - // upon app launch or when receiving incoming calls. - return Qt::ApplicationInactive; - case UIApplicationStateBackground: - // Normally the app would enter this state briefly before it gets - // suspeded (you have five seconds, according to Apple). - // You can request more time and start a background task, which would - // normally map closer to Qt::ApplicationHidden. But since we have no - // API for doing that yet, we handle this state as "about to be suspended". - // Note: A screen-shot for the SpringBoard will also be taken after this - // call returns. - return Qt::ApplicationSuspended; + NSNotificationCenter *notificationCenter = [NSNotificationCenter defaultCenter]; + NSOperationQueue *mainQueue = [NSOperationQueue mainQueue]; + + // Map between notifications and corresponding application state. Note that + // there's no separate notification for moving to UIApplicationStateInactive, + // so we use UIApplicationWillResignActiveNotification as an intermediate. + static QMap<NSNotificationName, UIApplicationState> notifications { + { UIApplicationWillEnterForegroundNotification, UIApplicationStateInactive }, + { UIApplicationDidBecomeActiveNotification, UIApplicationStateActive }, + { UIApplicationWillResignActiveNotification, UIApplicationStateInactive }, + { UIApplicationDidEnterBackgroundNotification, UIApplicationStateBackground }, + }; + + for (auto i = notifications.constBegin(); i != notifications.constEnd(); ++i) { + [notificationCenter addObserverForName:i.key() object:nil queue:mainQueue + usingBlock:^void(NSNotification *notification) { + NSRange nameRange = NSMakeRange(2, notification.name.length - 14); + QString reason = QString::fromNSString([notification.name substringWithRange:nameRange]); + QIOSApplicationState::handleApplicationStateChanged(i.value(), reason); + }]; } -} -static void handleApplicationStateChanged(UIApplicationState uiApplicationState) -{ - Qt::ApplicationState state = qtApplicationState(uiApplicationState); - qCDebug(lcQpaApplication) << "moved to" << state; - QWindowSystemInterface::handleApplicationStateChanged(state); + // Initialize correct startup state, which may not be the Qt default (inactive) + UIApplicationState startupState = [UIApplication sharedApplication].applicationState; + QIOSApplicationState::handleApplicationStateChanged(startupState, QLatin1String("Application loaded")); } - -QT_BEGIN_NAMESPACE +Q_CONSTRUCTOR_FUNCTION(qRegisterApplicationStateNotifications) QIOSApplicationState::QIOSApplicationState() { - NSNotificationCenter *notificationCenter = [NSNotificationCenter defaultCenter]; - - m_observers.push_back([notificationCenter addObserverForName:UIApplicationDidBecomeActiveNotification - object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *) { - handleApplicationStateChanged(UIApplicationStateActive); - } - ]); - - m_observers.push_back([notificationCenter addObserverForName:UIApplicationWillResignActiveNotification - object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *) { - // Note: UIApplication is still UIApplicationStateActive at this point, - // but since there is no separate notification for the inactive state, - // we report UIApplicationStateInactive now. - handleApplicationStateChanged(UIApplicationStateInactive); - } - ]); - - m_observers.push_back([notificationCenter addObserverForName:UIApplicationDidEnterBackgroundNotification - object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *) { - handleApplicationStateChanged(UIApplicationStateBackground); - } - ]); - - // Initialize correct startup state, which may not be the Qt default (inactive) UIApplicationState startupState = [UIApplication sharedApplication].applicationState; - QGuiApplicationPrivate::applicationState = qtApplicationState(startupState); + QIOSApplicationState::handleApplicationStateChanged(startupState, QLatin1String("Application launched")); } -QIOSApplicationState::~QIOSApplicationState() +void QIOSApplicationState::handleApplicationStateChanged(UIApplicationState uiState, const QString &reason) { - NSNotificationCenter *notificationCenter = [NSNotificationCenter defaultCenter]; - foreach (const NSObject* observer, m_observers) - [notificationCenter removeObserver:observer]; + Qt::ApplicationState state = toQtApplicationState(uiState); + qCDebug(lcQpaApplication) << qPrintable(reason) + << "- moving from" << QGuiApplication::applicationState() << "to" << state; + + if (QIOSIntegration *integration = QIOSIntegration::instance()) { + emit integration->applicationState.applicationStateWillChange(state); + QWindowSystemInterface::handleApplicationStateChanged(state); + emit integration->applicationState.applicationStateDidChange(state); + qCDebug(lcQpaApplication) << "done moving to" << state; + } else { + qCDebug(lcQpaApplication) << "no platform integration yet, setting state directly"; + QGuiApplicationPrivate::applicationState = state; + } } -QT_END_NAMESPACE +Qt::ApplicationState QIOSApplicationState::toQtApplicationState(UIApplicationState state) +{ + switch (state) { + case UIApplicationStateActive: return Qt::ApplicationActive; + case UIApplicationStateInactive: return Qt::ApplicationInactive; + case UIApplicationStateBackground: return Qt::ApplicationSuspended; + } +} +#include "moc_qiosapplicationstate.cpp" + +QT_END_NAMESPACE diff --git a/src/plugins/platforms/ios/qioscontext.h b/src/plugins/platforms/ios/qioscontext.h index 5b7917f7b4..ce50eff1d9 100644 --- a/src/plugins/platforms/ios/qioscontext.h +++ b/src/plugins/platforms/ios/qioscontext.h @@ -87,6 +87,7 @@ private: bool isComplete; }; + static bool verifyGraphicsHardwareAvailability(); static void deleteBuffers(const FramebufferObject &framebufferObject); FramebufferObject &backingFramebufferObjectFor(QPlatformSurface *) const; diff --git a/src/plugins/platforms/ios/qioscontext.mm b/src/plugins/platforms/ios/qioscontext.mm index 6a6cbb4324..03643c19a9 100644 --- a/src/plugins/platforms/ios/qioscontext.mm +++ b/src/plugins/platforms/ios/qioscontext.mm @@ -38,10 +38,13 @@ ****************************************************************************/ #include "qioscontext.h" + +#include "qiosintegration.h" #include "qioswindow.h" #include <dlfcn.h> +#include <QtGui/QGuiApplication> #include <QtGui/QOpenGLContext> #import <OpenGLES/EAGL.h> @@ -136,6 +139,9 @@ bool QIOSContext::makeCurrent(QPlatformSurface *surface) { Q_ASSERT_IS_GL_SURFACE(surface); + if (!verifyGraphicsHardwareAvailability()) + return false; + [EAGLContext setCurrentContext:m_eaglContext]; // For offscreen surfaces we don't prepare a default FBO @@ -214,18 +220,12 @@ void QIOSContext::swapBuffers(QPlatformSurface *surface) { Q_ASSERT_IS_GL_SURFACE(surface); + if (!verifyGraphicsHardwareAvailability()) + return; + if (surface->surface()->surfaceClass() == QSurface::Offscreen) return; // Nothing to do - // When using threaded rendering, the render-thread may not have picked up - // yet on the fact that a window is no longer exposed, and will try to swap - // a non-exposed window. This may in some cases result in crashes, e.g. when - // iOS is suspending an application, so we have an extra guard here. - if (!static_cast<QIOSWindow *>(surface)->isExposed()) { - qCDebug(lcQpaGLContext, "Detected swapBuffers on a non-exposed window, skipping flush"); - return; - } - FramebufferObject &framebufferObject = backingFramebufferObjectFor(surface); Q_ASSERT_X(framebufferObject.isComplete, "QIOSContext", "swapBuffers on incomplete FBO"); @@ -287,6 +287,54 @@ bool QIOSContext::needsRenderbufferResize(QPlatformSurface *surface) const return false; } +bool QIOSContext::verifyGraphicsHardwareAvailability() +{ + // Per the iOS OpenGL ES Programming Guide, background apps may not execute commands on the + // graphics hardware. Specifically: "In your app delegate’s applicationDidEnterBackground: + // method, your app may want to delete some of its OpenGL ES objects to make memory and + // resources available to the foreground app. Call the glFinish function to ensure that + // the resources are removed immediately. After your app exits its applicationDidEnterBackground: + // method, it must not make any new OpenGL ES calls. If it makes an OpenGL ES call, it is + // terminated by iOS.". + static bool applicationBackgrounded = QGuiApplication::applicationState() == Qt::ApplicationSuspended; + + static dispatch_once_t onceToken = 0; + dispatch_once(&onceToken, ^{ + QIOSApplicationState *applicationState = &QIOSIntegration::instance()->applicationState; + connect(applicationState, &QIOSApplicationState::applicationStateWillChange, [](Qt::ApplicationState state) { + if (applicationBackgrounded && state != Qt::ApplicationSuspended) { + qCDebug(lcQpaGLContext) << "app no longer backgrounded, rendering enabled"; + applicationBackgrounded = false; + } + }); + connect(applicationState, &QIOSApplicationState::applicationStateDidChange, [](Qt::ApplicationState state) { + if (state != Qt::ApplicationSuspended) + return; + + qCDebug(lcQpaGLContext) << "app backgrounded, rendering disabled"; + applicationBackgrounded = true; + + // By the time we receive this signal the application has moved into + // Qt::ApplactionStateSuspended, and all windows have been obscured, + // which should stop all rendering. If there's still an active GL context, + // we follow Apple's advice and call glFinish before making it inactive. + if (QOpenGLContext *currentContext = QOpenGLContext::currentContext()) { + qCWarning(lcQpaGLContext) << "explicitly glFinishing and deactivating" << currentContext; + glFinish(); + currentContext->doneCurrent(); + } + }); + }); + + if (applicationBackgrounded) { + static const char warning[] = "OpenGL ES calls are not allowed while an application is backgrounded"; + Q_ASSERT_X(!applicationBackgrounded, "QIOSContext", warning); + qCWarning(lcQpaGLContext, warning); + } + + return !applicationBackgrounded; +} + void QIOSContext::windowDestroyed(QObject *object) { QIOSWindow *window = static_cast<QIOSWindow *>(object); diff --git a/src/plugins/platforms/ios/qiosinputcontext.mm b/src/plugins/platforms/ios/qiosinputcontext.mm index 237077400b..050c592aca 100644 --- a/src/plugins/platforms/ios/qiosinputcontext.mm +++ b/src/plugins/platforms/ios/qiosinputcontext.mm @@ -500,23 +500,25 @@ void QIOSInputContext::scrollToCursor() QWindow *focusWindow = qApp->focusWindow(); QRect cursorRect = qApp->inputMethod()->cursorRectangle().translated(focusWindow->geometry().topLeft()).toRect(); - if (cursorRect.isNull()) { - scroll(0); - return; - } - - // Add some padding so that the cusor does not end up directly above the keyboard - static const int kCursorRectPadding = 20; - cursorRect.adjust(0, -kCursorRectPadding, 0, kCursorRectPadding); // We explicitly ask for the geometry of the screen instead of the availableGeometry, - // as we hide the statusbar when scrolling the screen, so the available geometry will + // as we hide the status bar when scrolling the screen, so the available geometry will // include the space taken by the status bar at the moment. QRect screenGeometry = focusWindow->screen()->geometry(); + + if (!cursorRect.isNull()) { + // Add some padding so that the cursor does not end up directly above the keyboard + static const int kCursorRectPadding = 20; + cursorRect.adjust(0, -kCursorRectPadding, 0, kCursorRectPadding); + + // Make sure the cursor rect is still within the screen geometry after padding + cursorRect &= screenGeometry; + } + QRect keyboardGeometry = QRectF::fromCGRect(m_keyboardState.keyboardEndRect).toRect(); QRect availableGeometry = (QRegion(screenGeometry) - keyboardGeometry).boundingRect(); - if (!availableGeometry.contains(cursorRect, true)) { + if (!cursorRect.isNull() && !availableGeometry.contains(cursorRect)) { qImDebug() << "cursor rect" << cursorRect << "not fully within" << availableGeometry; int scrollToCenter = -(availableGeometry.center() - cursorRect.center()).y(); int scrollToBottom = focusWindow->screen()->geometry().bottom() - availableGeometry.bottom(); @@ -528,6 +530,8 @@ void QIOSInputContext::scrollToCursor() void QIOSInputContext::scroll(int y) { + Q_ASSERT(y >= 0); + UIView *rootView = scrollableRootView(); if (!rootView) return; diff --git a/src/plugins/platforms/ios/qiosintegration.h b/src/plugins/platforms/ios/qiosintegration.h index 6f3f18af48..522cc032ff 100644 --- a/src/plugins/platforms/ios/qiosintegration.h +++ b/src/plugins/platforms/ios/qiosintegration.h @@ -104,6 +104,8 @@ public: QFactoryLoader *optionalPlugins() { return m_optionalPlugins; } + QIOSApplicationState applicationState; + private: QPlatformFontDatabase *m_fontDatabase; #ifndef Q_OS_TVOS @@ -111,7 +113,6 @@ private: #endif QPlatformInputContext *m_inputContext; QTouchDevice *m_touchDevice; - QIOSApplicationState m_applicationState; QIOSServices *m_platformServices; mutable QPlatformAccessibility *m_accessibility; QFactoryLoader *m_optionalPlugins; diff --git a/src/plugins/platforms/ios/qiosscreen.h b/src/plugins/platforms/ios/qiosscreen.h index 9fcce42825..be0f301710 100644 --- a/src/plugins/platforms/ios/qiosscreen.h +++ b/src/plugins/platforms/ios/qiosscreen.h @@ -46,6 +46,10 @@ @class QIOSOrientationListener; +@interface QUIWindow : UIWindow +@property (nonatomic, readonly) BOOL sendingEvent; +@end + QT_BEGIN_NAMESPACE class QIOSScreen : public QObject, public QPlatformScreen @@ -56,6 +60,8 @@ public: QIOSScreen(UIScreen *screen); ~QIOSScreen(); + QString name() const override; + QRect geometry() const Q_DECL_OVERRIDE; QRect availableGeometry() const Q_DECL_OVERRIDE; int depth() const Q_DECL_OVERRIDE; @@ -63,6 +69,7 @@ public: QSizeF physicalSize() const Q_DECL_OVERRIDE; QDpi logicalDpi() const Q_DECL_OVERRIDE; qreal devicePixelRatio() const Q_DECL_OVERRIDE; + qreal refreshRate() const override; Qt::ScreenOrientation nativeOrientation() const Q_DECL_OVERRIDE; Qt::ScreenOrientation orientation() const Q_DECL_OVERRIDE; diff --git a/src/plugins/platforms/ios/qiosscreen.mm b/src/plugins/platforms/ios/qiosscreen.mm index 7c88cddd54..c394592d76 100644 --- a/src/plugins/platforms/ios/qiosscreen.mm +++ b/src/plugins/platforms/ios/qiosscreen.mm @@ -174,6 +174,41 @@ static QIOSScreen* qtPlatformScreenFor(UIScreen *uiScreen) @end +@interface UIScreen (Compatibility) +@property (nonatomic, readonly) CGRect qt_applicationFrame; +@end + +@implementation UIScreen (Compatibility) +- (CGRect)qt_applicationFrame +{ +#ifdef Q_OS_IOS + return self.applicationFrame; +#else + return self.bounds; +#endif +} +@end + +// ------------------------------------------------------------------------- + +@implementation QUIWindow + +- (id)initWithFrame:(CGRect)frame +{ + if ((self = [super initWithFrame:frame])) + self->_sendingEvent = NO; + + return self; +} + +- (void)sendEvent:(UIEvent *)event +{ + QScopedValueRollback<BOOL> sendingEvent(self->_sendingEvent, YES); + [super sendEvent:event]; +} + +@end + // ------------------------------------------------------------------------- QT_BEGIN_NAMESPACE @@ -245,7 +280,7 @@ QIOSScreen::QIOSScreen(UIScreen *screen) if (!m_uiWindow) { // Create a window and associated view-controller that we can use - m_uiWindow = [[UIWindow alloc] initWithFrame:[m_uiScreen bounds]]; + m_uiWindow = [[QUIWindow alloc] initWithFrame:[m_uiScreen bounds]]; m_uiWindow.rootViewController = [[[QIOSViewController alloc] initWithQIOSScreen:this] autorelease]; } @@ -264,17 +299,31 @@ QIOSScreen::~QIOSScreen() [m_uiWindow release]; } +QString QIOSScreen::name() const +{ + if (m_uiScreen == [UIScreen mainScreen]) { + return QString::fromNSString([UIDevice currentDevice].model) + + QLatin1String(" built-in display"); + } else { + return QLatin1String("External display"); + } +} + void QIOSScreen::updateProperties() { QRect previousGeometry = m_geometry; QRect previousAvailableGeometry = m_availableGeometry; m_geometry = QRectF::fromCGRect(m_uiScreen.bounds).toRect(); -#ifdef Q_OS_TVOS - m_availableGeometry = m_geometry; -#else - m_availableGeometry = QRectF::fromCGRect(m_uiScreen.applicationFrame).toRect(); -#endif + + // The application frame doesn't take safe area insets into account, and + // the safe area insets are not available before the UIWindow is shown, + // and do not take split-view constraints into account, so we have to + // combine the two to get the correct available geometry. + QRect applicationFrame = QRectF::fromCGRect(m_uiScreen.qt_applicationFrame).toRect(); + UIEdgeInsets safeAreaInsets = m_uiWindow.qt_safeAreaInsets; + m_availableGeometry = m_geometry.adjusted(safeAreaInsets.left, safeAreaInsets.top, + -safeAreaInsets.right, -safeAreaInsets.bottom).intersected(applicationFrame); #ifndef Q_OS_TVOS if (m_uiScreen == [UIScreen mainScreen]) { @@ -396,6 +445,16 @@ qreal QIOSScreen::devicePixelRatio() const return [m_uiScreen scale]; } +qreal QIOSScreen::refreshRate() const +{ +#if QT_DARWIN_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_NA, 100300, 110000, __WATCHOS_NA) + if (__builtin_available(iOS 10.3, tvOS 11, *)) + return m_uiScreen.maximumFramesPerSecond; +#endif + + return 60.0; +} + Qt::ScreenOrientation QIOSScreen::nativeOrientation() const { CGRect nativeBounds = diff --git a/src/plugins/platforms/ios/qiosviewcontroller.mm b/src/plugins/platforms/ios/qiosviewcontroller.mm index a7f1254064..a7663b9e94 100644 --- a/src/plugins/platforms/ios/qiosviewcontroller.mm +++ b/src/plugins/platforms/ios/qiosviewcontroller.mm @@ -156,6 +156,26 @@ - (void)layoutSubviews { + if (QGuiApplication::applicationState() == Qt::ApplicationSuspended) { + // Despite the OpenGL ES Programming Guide telling us to avoid all + // use of OpenGL while in the background, iOS will perform its view + // snapshotting for the app switcher after the application has been + // backgrounded; once for each orientation. Presumably the expectation + // is that no rendering needs to be done to provide an alternate + // orientation snapshot, just relayouting of views. But in our case, + // or any non-stretchable content case such as a OpenGL based game, + // this is not true. Instead of continuing layout, which will send + // potentially expensive geometry changes (with isExposed false, + // since we're in the background), we short-circuit the snapshotting + // here. iOS will still use the latest rendered frame to create the + // application switcher thumbnail, but it will be based on the last + // active orientation of the application. + QIOSScreen *screen = self.qtViewController->m_screen; + qCDebug(lcQpaWindow) << "ignoring layout of subviews while suspended," + << "likely system snapshot of" << screen->screen()->primaryOrientation(); + return; + } + for (int i = int(self.subviews.count) - 1; i >= 0; --i) { UIView *view = static_cast<UIView *>([self.subviews objectAtIndex:i]); if (![view isKindOfClass:[QUIView class]]) diff --git a/src/plugins/platforms/ios/qioswindow.h b/src/plugins/platforms/ios/qioswindow.h index da8a6aabdc..14fa2084c9 100644 --- a/src/plugins/platforms/ios/qioswindow.h +++ b/src/plugins/platforms/ios/qioswindow.h @@ -71,6 +71,8 @@ public: bool isExposed() const Q_DECL_OVERRIDE; void propagateSizeHints() Q_DECL_OVERRIDE {} + QMargins safeAreaMargins() const override; + void raise() Q_DECL_OVERRIDE{ raiseOrLower(true); } void lower() Q_DECL_OVERRIDE { raiseOrLower(false); } diff --git a/src/plugins/platforms/ios/qioswindow.mm b/src/plugins/platforms/ios/qioswindow.mm index bcec9899f7..38136c05db 100644 --- a/src/plugins/platforms/ios/qioswindow.mm +++ b/src/plugins/platforms/ios/qioswindow.mm @@ -223,9 +223,16 @@ void QIOSWindow::applyGeometry(const QRect &rect) [m_view layoutIfNeeded]; } +QMargins QIOSWindow::safeAreaMargins() const +{ + UIEdgeInsets safeAreaInsets = m_view.qt_safeAreaInsets; + return QMargins(safeAreaInsets.left, safeAreaInsets.top, + safeAreaInsets.right, safeAreaInsets.bottom); +} + bool QIOSWindow::isExposed() const { - return qApp->applicationState() >= Qt::ApplicationActive + return qApp->applicationState() != Qt::ApplicationSuspended && window()->isVisible() && !window()->geometry().isEmpty(); } diff --git a/src/plugins/platforms/ios/quiview.h b/src/plugins/platforms/ios/quiview.h index 1500f0b41c..1ce9007a35 100644 --- a/src/plugins/platforms/ios/quiview.h +++ b/src/plugins/platforms/ios/quiview.h @@ -77,5 +77,6 @@ QT_END_NAMESPACE - (QWindow *)qwindow; - (UIViewController *)viewController; - (QIOSViewController*)qtViewController; +@property (nonatomic, readonly) UIEdgeInsets qt_safeAreaInsets; @end diff --git a/src/plugins/platforms/ios/quiview.mm b/src/plugins/platforms/ios/quiview.mm index a2ecc8c3cd..42e57d0f4f 100644 --- a/src/plugins/platforms/ios/quiview.mm +++ b/src/plugins/platforms/ios/quiview.mm @@ -43,6 +43,7 @@ #include "qiosintegration.h" #include "qiosviewcontroller.h" #include "qiostextresponder.h" +#include "qiosscreen.h" #include "qioswindow.h" #ifndef Q_OS_TVOS #include "qiosmenu.h" @@ -54,6 +55,24 @@ @implementation QUIView ++ (void)load +{ + if (QOperatingSystemVersion::current() < QOperatingSystemVersion(QOperatingSystemVersion::IOS, 11)) { + // iOS 11 handles this though [UIView safeAreaInsetsDidChange], but there's no signal for + // the corresponding top and bottom layout guides that we use on earlier versions. Note + // that we use the _will_ change version of the notification, because we want to react + // to the change as early was possible. But since the top and bottom layout guides have + // not been updated at this point we use asynchronous delivery of the event, so that the + // event is processed by QtGui just after iOS has updated the layout margins. + [[NSNotificationCenter defaultCenter] addObserverForName:UIApplicationWillChangeStatusBarFrameNotification + object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *) { + for (QWindow *window : QGuiApplication::allWindows()) + QWindowSystemInterface::handleSafeAreaMarginsChanged<QWindowSystemInterface::AsynchronousDelivery>(window); + } + ]; + } +} + + (Class)layerClass { return [CAEAGLLayer class]; @@ -98,6 +117,22 @@ self.layer.borderColor = colorWithBrightness(1.0); self.layer.borderWidth = 1.0; } + +#if QT_DARWIN_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_NA, 110000, 110000, __WATCHOS_NA) + if (qEnvironmentVariableIsSet("QT_IOS_DEBUG_WINDOW_SAFE_AREAS")) { + if (__builtin_available(iOS 11, tvOS 11, *)) { + UIView *safeAreaOverlay = [[UIView alloc] initWithFrame:CGRectZero]; + [safeAreaOverlay setBackgroundColor:[UIColor colorWithRed:0.3 green:0.7 blue:0.9 alpha:0.3]]; + [self addSubview:safeAreaOverlay]; + + safeAreaOverlay.translatesAutoresizingMaskIntoConstraints = NO; + [safeAreaOverlay.topAnchor constraintEqualToAnchor:self.safeAreaLayoutGuide.topAnchor].active = YES; + [safeAreaOverlay.leftAnchor constraintEqualToAnchor:self.safeAreaLayoutGuide.leftAnchor].active = YES; + [safeAreaOverlay.rightAnchor constraintEqualToAnchor:self.safeAreaLayoutGuide.rightAnchor].active = YES; + [safeAreaOverlay.bottomAnchor constraintEqualToAnchor:self.safeAreaLayoutGuide.bottomAnchor].active = YES; + } + } +#endif } return self; @@ -197,6 +232,11 @@ QWindowSystemInterface::handleExposeEvent(m_qioswindow->window(), region); } +- (void)safeAreaInsetsDidChange +{ + QWindowSystemInterface::handleSafeAreaMarginsChanged(m_qioswindow->window()); +} + // ------------------------------------------------------------------------- - (BOOL)canBecomeFirstResponder @@ -354,7 +394,21 @@ - (void)sendTouchEventWithTimestamp:(ulong)timeStamp { QIOSIntegration *iosIntegration = QIOSIntegration::instance(); - QWindowSystemInterface::handleTouchEvent(m_qioswindow->window(), timeStamp, iosIntegration->touchDevice(), m_activeTouches.values()); + if (!static_cast<QUIWindow *>(self.window).sendingEvent) { + // The event is likely delivered as part of delayed touch delivery, via + // _UIGestureEnvironmentSortAndSendDelayedTouches, due to one of the two + // _UISystemGestureGateGestureRecognizer instances on the top level window + // having its delaysTouchesBegan set to YES. During this delivery, it's not + // safe to spin up a recursive event loop, as our calling function is not + // reentrant, so any gestures used by the recursive code, e.g. a native + // alert dialog, will fail to recognize. To be on the safe side, we deliver + // the event asynchronously. + QWindowSystemInterface::handleTouchEvent<QWindowSystemInterface::AsynchronousDelivery>( + m_qioswindow->window(), timeStamp, iosIntegration->touchDevice(), m_activeTouches.values()); + } else { + QWindowSystemInterface::handleTouchEvent<QWindowSystemInterface::SynchronousDelivery>( + m_qioswindow->window(), timeStamp, iosIntegration->touchDevice(), m_activeTouches.values()); + } } - (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event @@ -540,6 +594,22 @@ return nil; } +- (UIEdgeInsets)qt_safeAreaInsets +{ +#if QT_DARWIN_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_NA, 110000, 110000, __WATCHOS_NA) + if (__builtin_available(iOS 11, tvOS 11, *)) + return self.safeAreaInsets; +#endif + + // Fallback for iOS < 11 + UIEdgeInsets safeAreaInsets = UIEdgeInsetsZero; + CGPoint topInset = [self convertPoint:CGPointMake(0, self.viewController.topLayoutGuide.length) fromView:nil]; + CGPoint bottomInset = [self convertPoint:CGPointMake(0, self.viewController.bottomLayoutGuide.length) fromView:nil]; + safeAreaInsets.top = topInset.y; + safeAreaInsets.bottom = bottomInset.y; + return safeAreaInsets; +} + @end #ifndef QT_NO_ACCESSIBILITY |