diff options
Diffstat (limited to 'src/plugins/platforms/xcb/qxcbnativeinterface.cpp')
-rw-r--r-- | src/plugins/platforms/xcb/qxcbnativeinterface.cpp | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/src/plugins/platforms/xcb/qxcbnativeinterface.cpp b/src/plugins/platforms/xcb/qxcbnativeinterface.cpp new file mode 100644 index 0000000..b2ca1be --- /dev/null +++ b/src/plugins/platforms/xcb/qxcbnativeinterface.cpp @@ -0,0 +1,185 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qxcbnativeinterface.h" + +#include "qxcbscreen.h" + +#include <QtGui/private/qapplication_p.h> +#include <QtCore/QMap> + +#include <QtCore/QDebug> + +#if defined(XCB_USE_EGL) +#include "../eglconvenience/qeglplatformcontext.h" +#elif defined (XCB_USE_DRI2) +#include "qdri2context.h" +#endif + +class QXcbResourceMap : public QMap<QByteArray, QXcbNativeInterface::ResourceType> +{ +public: + QXcbResourceMap() + :QMap<QByteArray, QXcbNativeInterface::ResourceType>() + { + insert("display",QXcbNativeInterface::Display); + insert("egldisplay",QXcbNativeInterface::EglDisplay); + insert("connection",QXcbNativeInterface::Connection); + insert("screen",QXcbNativeInterface::Screen); + insert("graphicsdevice",QXcbNativeInterface::GraphicsDevice); + insert("eglcontext",QXcbNativeInterface::EglContext); + } +}; + +Q_GLOBAL_STATIC(QXcbResourceMap, qXcbResourceMap) + +void *QXcbNativeInterface::nativeResourceForWidget(const QByteArray &resourceString, QWidget *widget) +{ + QByteArray lowerCaseResource = resourceString.toLower(); + ResourceType resource = qXcbResourceMap()->value(lowerCaseResource); + void *result = 0; + switch(resource) { + case Display: + result = displayForWidget(widget); + break; + case EglDisplay: + result = eglDisplayForWidget(widget); + break; + case Connection: + result = connectionForWidget(widget); + break; + case Screen: + result = qPlatformScreenForWidget(widget); + break; + case GraphicsDevice: + result = graphicsDeviceForWidget(widget); + break; + case EglContext: + result = eglContextForWidget(widget); + break; + default: + result = 0; + } + return result; +} + +QXcbScreen *QXcbNativeInterface::qPlatformScreenForWidget(QWidget *widget) +{ + QXcbScreen *screen; + if (widget) { + screen = static_cast<QXcbScreen *>(QPlatformScreen::platformScreenForWidget(widget)); + }else { + screen = static_cast<QXcbScreen *>(QApplicationPrivate::platformIntegration()->screens()[0]); + } + return screen; +} + +void *QXcbNativeInterface::displayForWidget(QWidget *widget) +{ +#if defined(XCB_USE_XLIB) + QXcbScreen *screen = qPlatformScreenForWidget(widget); + return screen->connection()->xlib_display(); +#else + Q_UNUSED(widget); + return 0; +#endif +} + +void *QXcbNativeInterface::eglDisplayForWidget(QWidget *widget) +{ +#if defined(XCB_USE_DRI2) || defined(XCB_USE_EGL) + QXcbScreen *screen = qPlatformScreenForWidget(widget); + return screen->connection()->egl_display(); +#else + Q_UNUSED(widget) + return 0; +#endif +} + +void *QXcbNativeInterface::connectionForWidget(QWidget *widget) +{ + QXcbScreen *screen = qPlatformScreenForWidget(widget); + return screen->xcb_connection(); +} + +void *QXcbNativeInterface::screenForWidget(QWidget *widget) +{ + QXcbScreen *screen = qPlatformScreenForWidget(widget); + return screen->screen(); +} + +void *QXcbNativeInterface::graphicsDeviceForWidget(QWidget *widget) +{ +#if defined(XCB_USE_DRI2) + QXcbScreen *screen = qPlatformScreenForWidget(widget); + QByteArray deviceName = screen->connection()->dri2DeviceName(); + return deviceName.data(); +#else + Q_UNUSED(widget); + return 0; +#endif + +} + +void * QXcbNativeInterface::eglContextForWidget(QWidget *widget) +{ + Q_ASSERT(widget); + if (!widget->platformWindow()) { + qDebug() << "QPlatformWindow does not exist for widget" << widget + << "cannot return EGLContext"; + return 0; + } + QPlatformGLContext *platformContext = widget->platformWindow()->glContext(); + if (!platformContext) { + qDebug() << "QPlatformWindow" << widget->platformWindow() << "does not have a glContext" + << "cannot return EGLContext"; + return 0; + } +#if defined(XCB_USE_EGL) + QEGLPlatformContext *eglPlatformContext = static_cast<QEGLPlatformContext *>(platformContext); + return eglPlatformContext->eglContext(); +#elif defined (XCB_USE_DRI2) + QDri2Context *dri2Context = static_cast<QDri2Context *>(platformContext); + return dri2Context->eglContext(); +#else + return 0; +#endif +} |