| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtWebEngine module 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 |
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| ** 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 |
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| ** $QT_END_LICENSE$ |
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| ****************************************************************************/ |
| |
| #include "qtwebenginewidgetsglobal.h" |
| |
| #include <QCoreApplication> |
| #include <QOpenGLContext> |
| |
| namespace QtWebEngineCore |
| { |
| extern void initialize(); |
| } |
| |
| QT_BEGIN_NAMESPACE |
| |
| #ifndef QT_NO_OPENGL |
| Q_GUI_EXPORT QOpenGLContext *qt_gl_global_share_context(); |
| #endif |
| |
| static void initialize() |
| { |
| #ifndef QT_NO_OPENGL |
| if (QCoreApplication::instance()) { |
| //On window/ANGLE, calling QtWebEngine::initialize from DllMain will result in a crash. |
| if (!qt_gl_global_share_context()) { |
| qWarning("Qt WebEngine seems to be initialized from a plugin. Please " |
| "set Qt::AA_ShareOpenGLContexts using QCoreApplication::setAttribute " |
| "before constructing QGuiApplication."); |
| } |
| return; |
| } |
| //QCoreApplication is not yet instantiated, ensuring the call will be deferred |
| qAddPreRoutine(QtWebEngineCore::initialize); |
| #endif // QT_NO_OPENGL |
| } |
| |
| Q_CONSTRUCTOR_FUNCTION(initialize) |
| |
| QT_END_NAMESPACE |