diff options
Diffstat (limited to 'src/plugins/platforms/ios/qioswindow.mm')
| -rw-r--r-- | src/plugins/platforms/ios/qioswindow.mm | 283 |
1 files changed, 178 insertions, 105 deletions
diff --git a/src/plugins/platforms/ios/qioswindow.mm b/src/plugins/platforms/ios/qioswindow.mm index 1b6a802ca2..6a1080e238 100644 --- a/src/plugins/platforms/ios/qioswindow.mm +++ b/src/plugins/platforms/ios/qioswindow.mm @@ -1,57 +1,27 @@ -/**************************************************************************** -** -** 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 "qioswindow.h" #include "qiosapplicationdelegate.h" -#include "qioscontext.h" #include "qiosglobal.h" #include "qiosintegration.h" #include "qiosscreen.h" #include "qiosviewcontroller.h" #include "quiview.h" +#include "qiosinputcontext.h" + +#include <QtCore/private/qcore_mac_p.h> #include <QtGui/private/qwindow_p.h> +#include <QtGui/private/qhighdpiscaling_p.h> #include <qpa/qplatformintegration.h> +#if QT_CONFIG(opengl) #import <QuartzCore/CAEAGLLayer.h> -#ifdef Q_OS_IOS +#endif + +#if QT_CONFIG(metal) #import <QuartzCore/CAMetalLayer.h> #endif @@ -59,31 +29,48 @@ QT_BEGIN_NAMESPACE -QIOSWindow::QIOSWindow(QWindow *window) +enum { + defaultWindowWidth = 160, + defaultWindowHeight = 160 +}; + +QIOSWindow::QIOSWindow(QWindow *window, WId nativeHandle) : QPlatformWindow(window) , m_windowLevel(0) { -#ifdef Q_OS_IOS - if (window->surfaceType() == QSurface::MetalSurface) - m_view = [[QUIMetalView alloc] initWithQIOSWindow:this]; - else + if (nativeHandle) { + m_view = reinterpret_cast<UIView *>(nativeHandle); + [m_view retain]; + } else { +#if QT_CONFIG(metal) + if (window->surfaceType() == QSurface::RasterSurface) + window->setSurfaceType(QSurface::MetalSurface); + + if (window->surfaceType() == QSurface::MetalSurface) + m_view = [[QUIMetalView alloc] initWithQIOSWindow:this]; + else #endif - m_view = [[QUIView alloc] initWithQIOSWindow:this]; + m_view = [[QUIView alloc] initWithQIOSWindow:this]; + } connect(qGuiApp, &QGuiApplication::applicationStateChanged, this, &QIOSWindow::applicationStateChanged); - setParent(QPlatformWindow::parent()); + if (QPlatformWindow::parent()) + setParent(QPlatformWindow::parent()); - // Resolve default window geometry in case it was not set before creating the - // platform window. This picks up eg. minimum-size if set, and defaults to - // the "maxmized" geometry (even though we're not in that window state). - // FIXME: Detect if we apply a maximized geometry and send a window state - // change event in that case. - m_normalGeometry = initialGeometry(window, QPlatformWindow::geometry(), - screen()->availableGeometry().width(), screen()->availableGeometry().height()); + if (!isForeignWindow()) { + // Resolve default window geometry in case it was not set before creating the + // platform window. This picks up eg. minimum-size if set. + m_normalGeometry = initialGeometry(window, QPlatformWindow::geometry(), + defaultWindowWidth, defaultWindowHeight); - setWindowState(window->windowStates()); - setOpacity(window->opacity()); + setWindowState(window->windowStates()); + setOpacity(window->opacity()); + setMask(QHighDpi::toNativeLocalRegion(window->mask(), window)); + } else { + // Pick up essential foreign window state + QPlatformWindow::setGeometry(QRectF::fromCGRect(m_view.frame).toRect()); + } Qt::ScreenOrientation initialOrientation = window->contentOrientation(); if (initialOrientation != Qt::PrimaryOrientation) { @@ -100,13 +87,20 @@ QIOSWindow::~QIOSWindow() // According to the UIResponder documentation, Cocoa Touch should react to system interruptions // that "might cause the view to be removed from the window" by sending touchesCancelled, but in // practice this doesn't seem to happen when removing the view from its superview. To ensure that - // Qt's internal state for touch and mouse handling is kept consistent, we therefor have to force + // Qt's internal state for touch and mouse handling is kept consistent, we therefore have to force // cancellation of all touch events. [m_view touchesCancelled:[NSSet set] withEvent:0]; clearAccessibleCache(); - m_view.platformWindow = 0; - [m_view removeFromSuperview]; + + quiview_cast(m_view).platformWindow = nullptr; + + // Remove from superview, unless we're a foreign window without a + // Qt window parent, in which case the foreign window is used as + // a window container for a Qt UI hierarchy inside a native UI. + if (!(isForeignWindow() && !QPlatformWindow::parent())) + [m_view removeFromSuperview]; + [m_view release]; } @@ -145,7 +139,7 @@ void QIOSWindow::setVisible(bool visible) if (visible && shouldAutoActivateWindow()) { if (!window()->property("_q_showWithoutActivating").toBool()) requestActivateWindow(); - } else if (!visible && [m_view isActiveWindow]) { + } else if (!visible && [quiview_cast(m_view) isActiveWindow]) { // Our window was active/focus window but now hidden, so relinquish // focus to the next possible window in the stack. NSArray<UIView *> *subviews = m_view.viewController.view.subviews; @@ -234,7 +228,7 @@ void QIOSWindow::applyGeometry(const QRect &rect) QMargins QIOSWindow::safeAreaMargins() const { - UIEdgeInsets safeAreaInsets = m_view.qt_safeAreaInsets; + UIEdgeInsets safeAreaInsets = m_view.safeAreaInsets; return QMargins(safeAreaInsets.left, safeAreaInsets.top, safeAreaInsets.right, safeAreaInsets.bottom); } @@ -258,22 +252,45 @@ void QIOSWindow::setWindowState(Qt::WindowStates state) if (state & Qt::WindowMinimized) { applyGeometry(QRect()); } else if (state & (Qt::WindowFullScreen | Qt::WindowMaximized)) { - // When an application is in split-view mode, the UIScreen still has the - // same geometry, but the UIWindow is resized to the area reserved for the - // application. We use this to constrain the geometry used when applying the - // fullscreen or maximized window states. Note that we do not do this - // in applyGeometry(), as we don't want to artificially limit window - // placement "outside" of the screen bounds if that's what the user wants. - QRect uiWindowBounds = QRectF::fromCGRect(m_view.window.bounds).toRect(); - QRect fullscreenGeometry = screen()->geometry().intersected(uiWindowBounds); - QRect maximizedGeometry = window()->flags() & Qt::MaximizeUsingFullscreenGeometryHint ? - fullscreenGeometry : screen()->availableGeometry().intersected(uiWindowBounds); + if (NSProcessInfo.processInfo.iOSAppOnMac) { + // iOS apps running as "Designed for iPad" on macOS do not match + // our current window management implementation where a single + // UIWindow is tied to a single screen. And even if we're on the + // right screen, the UIScreen does not account for the 77% scale + // of the UIUserInterfaceIdiomPad environment, so we can't use + // it to clamp the window geometry. Instead just use the UIWindow + // directly, which represents our "screen". + applyGeometry(uiWindowBounds); + } else if (isRunningOnVisionOS()) { + // On visionOS there is no concept of a screen, and hence no concept of + // screen-relative system UI that we should keep top level windows away + // from, so don't apply the UIWindow safe area insets to the screen. + applyGeometry(uiWindowBounds); + } else { + QRect fullscreenGeometry = screen()->geometry(); + QRect maximizedGeometry = fullscreenGeometry; + +#if !defined(Q_OS_VISIONOS) + if (!(window()->flags() & Qt::MaximizeUsingFullscreenGeometryHint)) { + // If the safe area margins reflect the screen's outer edges, + // then reduce the maximized geometry accordingly. Otherwise + // leave it as is, and assume the client will take the safe + // are margins into account explicitly. + UIScreen *uiScreen = m_view.window.windowScene.screen; + UIEdgeInsets safeAreaInsets = m_view.window.safeAreaInsets; + if (m_view.window.bounds.size.width == uiScreen.bounds.size.width) + maximizedGeometry.adjust(safeAreaInsets.left, 0, -safeAreaInsets.right, 0); + if (m_view.window.bounds.size.height == uiScreen.bounds.size.height) + maximizedGeometry.adjust(0, safeAreaInsets.top, 0, -safeAreaInsets.bottom); + } +#endif - if (state & Qt::WindowFullScreen) - applyGeometry(fullscreenGeometry); - else - applyGeometry(maximizedGeometry); + if (state & Qt::WindowFullScreen) + applyGeometry(fullscreenGeometry.intersected(uiWindowBounds)); + else + applyGeometry(maximizedGeometry.intersected(uiWindowBounds)); + } } else { applyGeometry(m_normalGeometry); } @@ -281,21 +298,26 @@ void QIOSWindow::setWindowState(Qt::WindowStates state) void QIOSWindow::setParent(const QPlatformWindow *parentWindow) { - UIView *parentView = parentWindow ? reinterpret_cast<UIView *>(parentWindow->winId()) - : isQtApplication() ? static_cast<QIOSScreen *>(screen())->uiWindow().rootViewController.view : 0; - - [parentView addSubview:m_view]; + UIView *superview = nullptr; + if (parentWindow) + superview = reinterpret_cast<UIView *>(parentWindow->winId()); + else if (isQtApplication() && !isForeignWindow()) + superview = rootViewForScreen(window()->screen()); + + if (superview) + [superview addSubview:m_view]; + else if (quiview_cast(m_view.superview)) + [m_view removeFromSuperview]; } void QIOSWindow::requestActivateWindow() { // Note that several windows can be active at the same time if they exist in the same // hierarchy (transient children). But only one window can be QGuiApplication::focusWindow(). - // Dispite the name, 'requestActivateWindow' means raise and transfer focus to the window: + // Despite the name, 'requestActivateWindow' means raise and transfer focus to the window: if (blockedByModal()) return; - Q_ASSERT(m_view.window); [m_view.window makeKeyWindow]; [m_view becomeFirstResponder]; @@ -305,8 +327,6 @@ void QIOSWindow::requestActivateWindow() void QIOSWindow::raiseOrLower(bool raise) { - // Re-insert m_view at the correct index among its sibling views - // (QWindows) according to their current m_windowLevel: if (!isQtApplication()) return; @@ -314,17 +334,27 @@ void QIOSWindow::raiseOrLower(bool raise) if (subviews.count == 1) return; - for (int i = int(subviews.count) - 1; i >= 0; --i) { - UIView *view = static_cast<UIView *>([subviews objectAtIndex:i]); - if (view.hidden || view == m_view || !view.qwindow) - continue; - int level = static_cast<QIOSWindow *>(view.qwindow->handle())->m_windowLevel; - if (m_windowLevel > level || (raise && m_windowLevel == level)) { - [m_view.superview insertSubview:m_view aboveSubview:view]; - return; + if (m_view.superview == m_view.qtViewController.view) { + // We're a top level window, so we need to take window + // levels into account. + for (int i = int(subviews.count) - 1; i >= 0; --i) { + UIView *view = static_cast<UIView *>([subviews objectAtIndex:i]); + if (view.hidden || view == m_view || !view.qwindow) + continue; + int level = static_cast<QIOSWindow *>(view.qwindow->handle())->m_windowLevel; + if (m_windowLevel > level || (raise && m_windowLevel == level)) { + [m_view.superview insertSubview:m_view aboveSubview:view]; + return; + } } + [m_view.superview insertSubview:m_view atIndex:0]; + } else { + // Child window, or embedded into a non-Qt view controller + if (raise) + [m_view.superview bringSubviewToFront:m_view]; + else + [m_view.superview sendSubviewToBack:m_view]; } - [m_view.superview insertSubview:m_view atIndex:0]; } void QIOSWindow::updateWindowLevel() @@ -353,20 +383,13 @@ void QIOSWindow::updateWindowLevel() m_windowLevel = qMax(transientParentWindow->m_windowLevel, m_windowLevel); } -void QIOSWindow::handleContentOrientationChange(Qt::ScreenOrientation orientation) -{ - // Update the QWindow representation straight away, so that - // we can update the statusbar orientation based on the new - // content orientation. - qt_window_private(window())->contentOrientation = orientation; - - [m_view.qtViewController updateProperties]; -} - void QIOSWindow::applicationStateChanged(Qt::ApplicationState) { + if (isForeignWindow()) + return; + if (window()->isExposed() != isExposed()) - [m_view sendUpdatedExposeEvent]; + [quiview_cast(m_view) sendUpdatedExposeEvent]; } qreal QIOSWindow::devicePixelRatio() const @@ -376,7 +399,10 @@ qreal QIOSWindow::devicePixelRatio() const void QIOSWindow::clearAccessibleCache() { - [m_view clearAccessibleCache]; + if (isForeignWindow()) + return; + + [quiview_cast(m_view) clearAccessibleCache]; } void QIOSWindow::requestUpdate() @@ -384,11 +410,27 @@ void QIOSWindow::requestUpdate() static_cast<QIOSScreen *>(screen())->setUpdatesPaused(false); } +void QIOSWindow::setMask(const QRegion ®ion) +{ + if (!region.isEmpty()) { + QCFType<CGMutablePathRef> maskPath = CGPathCreateMutable(); + for (const QRect &r : region) + CGPathAddRect(maskPath, nullptr, r.toCGRect()); + CAShapeLayer *maskLayer = [CAShapeLayer layer]; + maskLayer.path = maskPath; + m_view.layer.mask = maskLayer; + } else { + m_view.layer.mask = nil; + } +} + +#if QT_CONFIG(opengl) CAEAGLLayer *QIOSWindow::eaglLayer() const { Q_ASSERT([m_view.layer isKindOfClass:[CAEAGLLayer class]]); return static_cast<CAEAGLLayer *>(m_view.layer); } +#endif #ifndef QT_NO_DEBUG_STREAM QDebug operator<<(QDebug debug, const QIOSWindow *window) @@ -403,6 +445,37 @@ QDebug operator<<(QDebug debug, const QIOSWindow *window) } #endif // !QT_NO_DEBUG_STREAM -#include "moc_qioswindow.cpp" +/*! + Returns the view cast to a QUIview if possible. + + If the view is not a QUIview, nil is returned, which is safe to + send messages to, effectively making [quiview_cast(view) message] + a no-op. + + For extra verbosity and clearer code, please consider checking + that the platform window is not a foreign window before using + this cast, via QPlatformWindow::isForeignWindow(). + + Do not use this method solely to check for foreign windows, as + that will make the code harder to read for people not working + primarily on iOS, who do not know the difference between the + UIView and QUIView cases. +*/ +QUIView *quiview_cast(UIView *view) +{ + return qt_objc_cast<QUIView *>(view); +} + +bool QIOSWindow::isForeignWindow() const +{ + return ![m_view isKindOfClass:QUIView.class]; +} + +UIView *QIOSWindow::view() const +{ + return m_view; +} QT_END_NAMESPACE + +#include "moc_qioswindow.cpp" |