diff options
author | Louai Al-Khanji <louai.al-khanji@digia.com> | 2013-12-04 13:38:41 +0200 |
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committer | The Qt Project <gerrit-noreply@qt-project.org> | 2014-01-10 15:10:29 +0100 |
commit | 5a2fc4c367d4645ae3350fdcfb6c1bbd0e9c1a97 (patch) | |
tree | 81ae8c949053b89aac24a820f464e27693d848d7 /src/plugins/platforms/windows/qwindowsnativeinterface.cpp | |
parent | 8166a34fc5dafd56a7a0d29bb6b7ed4db0654a45 (diff) |
Shuffle things around in preparation for Direct2D platform plugin
Add a layer of abstraction in some spots where the Direct2D plugin will hook in.
Change-Id: Ifca7daf6ad0284af52a81822e970c2317d339234
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Diffstat (limited to 'src/plugins/platforms/windows/qwindowsnativeinterface.cpp')
-rw-r--r-- | src/plugins/platforms/windows/qwindowsnativeinterface.cpp | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qwindowsnativeinterface.cpp b/src/plugins/platforms/windows/qwindowsnativeinterface.cpp new file mode 100644 index 0000000000..9bf4b3240c --- /dev/null +++ b/src/plugins/platforms/windows/qwindowsnativeinterface.cpp @@ -0,0 +1,169 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qwindowsnativeinterface.h" +#include "qwindowswindow.h" +#include "qwindowscontext.h" + +#if defined(QT_OPENGL_ES_2) +# include "qwindowseglcontext.h" +# include <QtGui/QOpenGLContext> +#elif !defined(QT_NO_OPENGL) +# include "qwindowsglcontext.h" +#endif + +#include <QtGui/QWindow> + +QT_BEGIN_NAMESPACE + +void *QWindowsNativeInterface::nativeResourceForWindow(const QByteArray &resource, QWindow *window) +{ + if (!window || !window->handle()) { + qWarning("%s: '%s' requested for null window or window without handle.", __FUNCTION__, resource.constData()); + return 0; + } + QWindowsWindow *bw = static_cast<QWindowsWindow *>(window->handle()); + if (resource == "handle") + return bw->handle(); + if (window->surfaceType() == QWindow::RasterSurface) { + if (resource == "getDC") + return bw->getDC(); + if (resource == "releaseDC") { + bw->releaseDC(); + return 0; + } + } + qWarning("%s: Invalid key '%s' requested.", __FUNCTION__, resource.constData()); + return 0; +} + +static const char customMarginPropertyC[] = "WindowsCustomMargins"; + +QVariant QWindowsNativeInterface::windowProperty(QPlatformWindow *window, const QString &name) const +{ + QWindowsWindow *platformWindow = static_cast<QWindowsWindow *>(window); + if (name == QLatin1String(customMarginPropertyC)) + return qVariantFromValue(platformWindow->customMargins()); + return QVariant(); +} + +QVariant QWindowsNativeInterface::windowProperty(QPlatformWindow *window, const QString &name, const QVariant &defaultValue) const +{ + const QVariant result = windowProperty(window, name); + return result.isValid() ? result : defaultValue; +} + +void QWindowsNativeInterface::setWindowProperty(QPlatformWindow *window, const QString &name, const QVariant &value) +{ + QWindowsWindow *platformWindow = static_cast<QWindowsWindow *>(window); + if (name == QLatin1String(customMarginPropertyC)) + platformWindow->setCustomMargins(qvariant_cast<QMargins>(value)); +} + +QVariantMap QWindowsNativeInterface::windowProperties(QPlatformWindow *window) const +{ + QVariantMap result; + const QString customMarginProperty = QLatin1String(customMarginPropertyC); + result.insert(customMarginProperty, windowProperty(window, customMarginProperty)); + return result; +} + +#ifndef QT_NO_OPENGL +void *QWindowsNativeInterface::nativeResourceForContext(const QByteArray &resource, QOpenGLContext *context) +{ + if (!context || !context->handle()) { + qWarning("%s: '%s' requested for null context or context without handle.", __FUNCTION__, resource.constData()); + return 0; + } +#ifdef QT_OPENGL_ES_2 + QWindowsEGLContext *windowsEglContext = static_cast<QWindowsEGLContext *>(context->handle()); + if (resource == QByteArrayLiteral("eglDisplay")) + return windowsEglContext->eglDisplay(); + if (resource == QByteArrayLiteral("eglContext")) + return windowsEglContext->eglContext(); + if (resource == QByteArrayLiteral("eglConfig")) + return windowsEglContext->eglConfig(); +#else // QT_OPENGL_ES_2 + QWindowsGLContext *windowsContext = static_cast<QWindowsGLContext *>(context->handle()); + if (resource == QByteArrayLiteral("renderingContext")) + return windowsContext->renderingContext(); +#endif // !QT_OPENGL_ES_2 + + qWarning("%s: Invalid key '%s' requested.", __FUNCTION__, resource.constData()); + return 0; +} +#endif // !QT_NO_OPENGL + +/*! + \brief Creates a non-visible window handle for filtering messages. +*/ + +void *QWindowsNativeInterface::createMessageWindow(const QString &classNameTemplate, + const QString &windowName, + void *eventProc) const +{ + QWindowsContext *ctx = QWindowsContext::instance(); + const HWND hwnd = ctx->createDummyWindow(classNameTemplate, + (wchar_t*)windowName.utf16(), + (WNDPROC)eventProc); + return hwnd; +} + +/*! + \brief Registers a unique window class with a callback function based on \a classNameIn. +*/ + +QString QWindowsNativeInterface::registerWindowClass(const QString &classNameIn, void *eventProc) const +{ + return QWindowsContext::instance()->registerWindowClass(classNameIn, (WNDPROC)eventProc); +} + +bool QWindowsNativeInterface::asyncExpose() const +{ + return QWindowsContext::instance()->asyncExpose(); +} + +void QWindowsNativeInterface::setAsyncExpose(bool value) +{ + QWindowsContext::instance()->setAsyncExpose(value); +} + +QT_END_NAMESPACE |