diff options
Diffstat (limited to 'src/plugins/platforms/ios/qiosviewcontroller.mm')
| -rw-r--r-- | src/plugins/platforms/ios/qiosviewcontroller.mm | 167 |
1 files changed, 44 insertions, 123 deletions
diff --git a/src/plugins/platforms/ios/qiosviewcontroller.mm b/src/plugins/platforms/ios/qiosviewcontroller.mm index 7aeb3b9ca6..436d1e7bed 100644 --- a/src/plugins/platforms/ios/qiosviewcontroller.mm +++ b/src/plugins/platforms/ios/qiosviewcontroller.mm @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #include "qiosglobal.h" #import "qiosviewcontroller.h" @@ -57,9 +21,12 @@ #include "qioswindow.h" #include "quiview.h" +#include <QtCore/qpointer.h> + // ------------------------------------------------------------------------- @interface QIOSViewController () +@property (nonatomic, assign) UIWindow *window; @property (nonatomic, assign) QPointer<QT_PREPEND_NAMESPACE(QIOSScreen)> platformScreen; @property (nonatomic, assign) BOOL changingOrientation; @end @@ -124,34 +91,41 @@ { Q_UNUSED(subview); - QT_PREPEND_NAMESPACE(QIOSScreen) *screen = self.qtViewController.platformScreen; - - // The 'window' property of our view is not valid until the window - // has been shown, so we have to access it through the QIOSScreen. - UIWindow *uiWindow = screen->uiWindow(); + // Track UIWindow via explicit property on QIOSViewController, + // as the window property of our own view is not valid until + // the window has been shown (below). + UIWindow *uiWindow = self.qtViewController.window; if (uiWindow.hidden) { - // Associate UIWindow to screen and show it the first time a QWindow - // is mapped to the screen. For external screens this means disabling - // mirroring mode and presenting alternate content on the screen. - uiWindow.screen = screen->uiScreen(); + // Show the UIWindow the first time a QWindow is mapped to the screen. + // For the main screen this hides the launch screen, while for external + // screens this disables mirroring of the main screen, so the external + // screen can be used for alternate content. uiWindow.hidden = NO; } } +#if !defined(Q_OS_VISIONOS) - (void)willRemoveSubview:(UIView *)subview { Q_UNUSED(subview); - Q_ASSERT(self.window); UIWindow *uiWindow = self.window; + // uiWindow can be null when closing from the ios "app manager" and the app is + // showing a native window like UIDocumentBrowserViewController + if (!uiWindow) + return; 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; + }); } } +#endif - (void)layoutSubviews { @@ -237,7 +211,7 @@ { // The initial frame computed during startup may happen before the view has // a window, meaning our calculations above will be wrong. We ensure that the - // frame is set correctly once we have a window to base our calulations on. + // frame is set correctly once we have a window to base our calculations on. [self setFrame:self.window.bounds]; } @@ -257,15 +231,14 @@ @synthesize preferredStatusBarStyle; #endif -- (instancetype)initWithQIOSScreen:(QT_PREPEND_NAMESPACE(QIOSScreen) *)screen +- (instancetype)initWithWindow:(UIWindow*)window andScreen:(QT_PREPEND_NAMESPACE(QIOSScreen) *)screen { if (self = [self init]) { + self.window = window; self.platformScreen = screen; self.changingOrientation = NO; #ifndef Q_OS_TVOS - self.lockedOrientation = UIInterfaceOrientationUnknown; - // Status bar may be initially hidden at startup through Info.plist self.prefersStatusBarHidden = infoPlistValue(@"UIStatusBarHidden", false); self.preferredStatusBarUpdateAnimation = UIStatusBarAnimationNone; @@ -312,7 +285,7 @@ Q_ASSERT(!qt_apple_isApplicationExtension()); -#ifndef Q_OS_TVOS +#if !defined(Q_OS_TVOS) && !defined(Q_OS_VISIONOS) NSNotificationCenter *center = [NSNotificationCenter defaultCenter]; [center addObserver:self selector:@selector(willChangeStatusBarFrame:) name:UIApplicationWillChangeStatusBarFrameNotification @@ -322,6 +295,15 @@ name:UIApplicationDidChangeStatusBarOrientationNotification object:qt_apple_sharedApplication()]; #endif + + // Make sure any top level windows that have already been created + // for this screen are reparented into our desktop manager view. + for (auto *window : qGuiApp->topLevelWindows()) { + if (window->screen()->handle() != self.platformScreen) + continue; + if (auto *platformWindow = window->handle()) + platformWindow->setParent(nullptr); + } } - (void)viewDidUnload @@ -332,26 +314,6 @@ // ------------------------------------------------------------------------- -- (BOOL)shouldAutorotate -{ -#ifndef Q_OS_TVOS - return self.platformScreen && self.platformScreen->uiScreen() == [UIScreen mainScreen] && !self.lockedOrientation; -#else - return NO; -#endif -} - -- (NSUInteger)supportedInterfaceOrientations -{ - // As documented by Apple in the iOS 6.0 release notes, setStatusBarOrientation:animated: - // only works if the supportedInterfaceOrientations of the view controller is 0, making - // us responsible for ensuring that the status bar orientation is consistent. We enter - // this mode when auto-rotation is disabled due to an explicit content orientation being - // set on the focus window. Note that this is counter to what the documentation for - // supportedInterfaceOrientations says, which states that the method should not return 0. - return [self shouldAutorotate] ? UIInterfaceOrientationMaskAll : 0; -} - - (void)willRotateToInterfaceOrientation:(UIInterfaceOrientation)orientation duration:(NSTimeInterval)duration { self.changingOrientation = YES; @@ -366,6 +328,7 @@ [super didRotateFromInterfaceOrientation:orientation]; } +#if !defined(Q_OS_VISIONOS) - (void)willChangeStatusBarFrame:(NSNotification*)notification { Q_UNUSED(notification); @@ -409,6 +372,7 @@ [self.view setNeedsLayout]; } +#endif - (void)viewWillLayoutSubviews { @@ -429,15 +393,17 @@ if (!self.platformScreen || !self.platformScreen->screen()) return; +#if !defined(Q_OS_VISIONOS) // For now we only care about the main screen, as both the statusbar // visibility and orientation is only appropriate for the main screen. if (self.platformScreen->uiScreen() != [UIScreen mainScreen]) return; +#endif // Prevent recursion caused by updating the status bar appearance (position // or visibility), which in turn may cause a layout of our subviews, and // a reset of window-states, which themselves affect the view controller - // properties such as the statusbar visibilty. + // properties such as the statusbar visibility. if (m_updatingProperties) return; @@ -459,7 +425,7 @@ // All decisions are based on the top level window focusWindow = qt_window_private(focusWindow)->topLevelWindow(); -#ifndef Q_OS_TVOS +#if !defined(Q_OS_TVOS) && !defined(Q_OS_VISIONOS) // -------------- Status bar style and visbility --------------- @@ -479,51 +445,6 @@ [self setNeedsStatusBarAppearanceUpdate]; [self.view setNeedsLayout]; } - - - // -------------- Content orientation --------------- - - UIApplication *uiApplication = qt_apple_sharedApplication(); - - static BOOL kAnimateContentOrientationChanges = YES; - - Qt::ScreenOrientation contentOrientation = focusWindow->contentOrientation(); - if (contentOrientation != Qt::PrimaryOrientation) { - // An explicit content orientation has been reported for the focus window, - // so we keep the status bar in sync with content orientation. This will ensure - // that the task bar (and associated gestures) are also rotated accordingly. - - if (!self.lockedOrientation) { - // We are moving from Qt::PrimaryOrientation to an explicit orientation, - // so we need to store the current statusbar orientation, as we need it - // later when mapping screen coordinates for QScreen and for returning - // to Qt::PrimaryOrientation. - self.lockedOrientation = uiApplication.statusBarOrientation; - } - - [uiApplication setStatusBarOrientation: - UIInterfaceOrientation(fromQtScreenOrientation(contentOrientation)) - animated:kAnimateContentOrientationChanges]; - - } else { - // The content orientation is set to Qt::PrimaryOrientation, meaning - // that auto-rotation should be enabled. But we may be coming out of - // a state of locked orientation, which needs some cleanup before we - // can enable auto-rotation again. - if (self.lockedOrientation) { - // First we need to restore the statusbar to what it was at the - // time of locking the orientation, otherwise iOS will be very - // confused when it starts doing auto-rotation again. - [uiApplication setStatusBarOrientation:self.lockedOrientation - animated:kAnimateContentOrientationChanges]; - - // Then we can re-enable auto-rotation - self.lockedOrientation = UIInterfaceOrientationUnknown; - - // And finally let iOS rotate the root view to match the device orientation - [UIViewController attemptRotationToDeviceOrientation]; - } - } #endif } |