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Diffstat (limited to 'src/imports/dialogs/plugin.cpp')
| -rw-r--r-- | src/imports/dialogs/plugin.cpp | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/imports/dialogs/plugin.cpp b/src/imports/dialogs/plugin.cpp new file mode 100644 index 0000000000..67653e5965 --- /dev/null +++ b/src/imports/dialogs/plugin.cpp @@ -0,0 +1,141 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtQuick.Dialogs 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 +** 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 <QtQml/qqml.h> +#include <QtQml/qqmlextensionplugin.h> +#include "qquickfiledialog_p.h" +#include "qquickabstractfiledialog_p.h" +#include "qquickplatformfiledialog_p.h" +#include "qquickcolordialog_p.h" +#include "qquickabstractcolordialog_p.h" +#include "qquickplatformcolordialog_p.h" +#include <private/qguiapplication_p.h> + +//#define PURE_QML_ONLY + +#define DIALOGS_MAJOR_MINOR 1, 0 + +QT_BEGIN_NAMESPACE + +/*! + \qmlmodule QtQuick.Dialogs 1 + \title Qt Quick Dialog QML Types + \ingroup qmlmodules + \brief Provides QML types for standard file, color picker and message dialogs + + This QML module contains types for creating and interacting with system dialogs. + + To use the types in this module, import the module with the following line: + + \code + import QtQuick.Dialogs 1.0 + \endcode +*/ + +class QtQuick2DialogsPlugin : public QQmlExtensionPlugin +{ + Q_OBJECT + Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QQmlExtensionInterface/1.0") + +public: + QtQuick2DialogsPlugin() : QQmlExtensionPlugin() { } + + virtual void registerTypes(const char *uri) { + Q_ASSERT(QLatin1String(uri) == QLatin1String("QtQuick.Dialogs")); + QDir qmlDir(baseUrl().toLocalFile()); + QDir widgetsDir(baseUrl().toLocalFile()); + // TODO: find the directory by searching rather than assuming a relative path + widgetsDir.cd("../PrivateWidgets"); + + // Prefer the QPA dialog helpers if the platform supports them. + // Else if there is a QWidget-based implementation, check whether it's + // possible to instantiate it from Qt Quick. + // Otherwise fall back to a pure-QML implementation. + + // FileDialog +#ifndef PURE_QML_ONLY + if (QGuiApplicationPrivate::platformTheme()->usePlatformNativeDialog(QPlatformTheme::FileDialog)) + qmlRegisterType<QQuickPlatformFileDialog>(uri, DIALOGS_MAJOR_MINOR, "FileDialog"); + else +#endif + registerWidgetOrQmlImplementation<QQuickFileDialog>(widgetsDir, "WidgetFileDialog.qml", + qmlDir, "DefaultFileDialog.qml", "FileDialog", uri); + + // ColorDialog +#ifndef PURE_QML_ONLY + if (QGuiApplicationPrivate::platformTheme()->usePlatformNativeDialog(QPlatformTheme::ColorDialog)) + qmlRegisterType<QQuickPlatformColorDialog>(uri, DIALOGS_MAJOR_MINOR, "ColorDialog"); + else +#endif + registerWidgetOrQmlImplementation<QQuickColorDialog>(widgetsDir, "WidgetColorDialog.qml", + qmlDir, "DefaultColorDialog.qml", "ColorDialog", uri); + } + +protected: + template <class WrapperType> + void registerWidgetOrQmlImplementation(QDir widgetsDir, QString widgetQmlFile, + QDir qmlDir, QString qmlFile, const char *qmlName, const char *uri) { + bool needQml = true; +#ifndef PURE_QML_ONLY + // If there is a qmldir and we have a QApplication instance (as opposed to a + // widget-free QGuiApplication), assume that the widget-based dialog will work. + if (widgetsDir.exists("qmldir") && !widgetQmlFile.isEmpty() && + !qstrcmp(QCoreApplication::instance()->metaObject()->className(), "QApplication")) { + QString dialogQmlPath = qmlDir.filePath(widgetQmlFile); + if (qmlRegisterType(QUrl::fromLocalFile(dialogQmlPath), uri, DIALOGS_MAJOR_MINOR, qmlName) >= 0) + needQml = false; + // qDebug() << "registering" << qmlName << " as " << dialogQmlPath << "success?" << needQml; + } +#endif + if (needQml) { + QString dialogQmlPath = qmlDir.filePath(qmlFile); + QByteArray abstractTypeName = QByteArray("Abstract") + qmlName; + qmlRegisterType<WrapperType>(uri, DIALOGS_MAJOR_MINOR, abstractTypeName); // implementation wrapper + // qDebug() << "registering" << qmlName << " as " << dialogQmlPath << "success?" << + qmlRegisterType(QUrl::fromLocalFile(dialogQmlPath), uri, DIALOGS_MAJOR_MINOR, qmlName); + } + } + +}; + +QT_END_NAMESPACE + +#include "plugin.moc" |