diff options
Diffstat (limited to 'src/plugins/platforms/cocoa/qcocoaglcontext.mm')
| -rw-r--r-- | src/plugins/platforms/cocoa/qcocoaglcontext.mm | 53 |
1 files changed, 14 insertions, 39 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoaglcontext.mm b/src/plugins/platforms/cocoa/qcocoaglcontext.mm index 40a7a6ef5e..a65311175f 100644 --- a/src/plugins/platforms/cocoa/qcocoaglcontext.mm +++ b/src/plugins/platforms/cocoa/qcocoaglcontext.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 <AppKit/AppKit.h> @@ -44,6 +8,8 @@ #include "qcocoahelpers.h" #include "qcocoascreen.h" +#include <QtCore/private/qcore_mac_p.h> + #include <qdebug.h> #include <dlfcn.h> @@ -422,6 +388,15 @@ bool QCocoaGLContext::setDrawable(QPlatformSurface *surface) m_updateObservers.append(QMacNotificationObserver([NSApplication sharedApplication], NSApplicationDidChangeScreenParametersNotification, updateCallback)); + m_updateObservers.append(QMacNotificationObserver(view, + QCocoaWindowWillReleaseQNSViewNotification, [this, view] { + if (QT_IGNORE_DEPRECATIONS(m_context.view) != view) + return; + qCDebug(lcQpaOpenGLContext) << view << "about to be released." + << "Clearing current drawable for" << m_context; + [m_context clearDrawable]; + })); + // If any of the observers fire at this point it's fine. We check the // view association (atomically) in the update callback, and skip the // update if we haven't associated yet. Setting the drawable below will @@ -442,7 +417,7 @@ bool QCocoaGLContext::setDrawable(QPlatformSurface *surface) // NSOpenGLContext is not re-entrant. Even when using separate contexts per thread, // view, and window, calls into the API will still deadlock. For more information // see https://openradar.appspot.com/37064579 -static QMutex s_reentrancyMutex; +Q_CONSTINIT static QMutex s_reentrancyMutex; void QCocoaGLContext::update() { |