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Diffstat (limited to 'examples/declarative/cppextensions/qwidgets/qwidgets.cpp')
-rw-r--r-- | examples/declarative/cppextensions/qwidgets/qwidgets.cpp | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/examples/declarative/cppextensions/qwidgets/qwidgets.cpp b/examples/declarative/cppextensions/qwidgets/qwidgets.cpp new file mode 100644 index 00000000..7781f126 --- /dev/null +++ b/examples/declarative/cppextensions/qwidgets/qwidgets.cpp @@ -0,0 +1,96 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtDeclarative/QDeclarativeExtensionPlugin> +#include <QtDeclarative/qdeclarative.h> +#include <QtGui/QGraphicsProxyWidget> +#include <QtGui/QPushButton> +#include <QDebug> + +class MyPushButton : public QGraphicsProxyWidget +{ + Q_OBJECT + Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged) + +public: + MyPushButton(QGraphicsItem* parent = 0) + : QGraphicsProxyWidget(parent) + { + widget = new QPushButton("MyPushButton"); + widget->setAttribute(Qt::WA_NoSystemBackground); + setWidget(widget); + + QObject::connect(widget, SIGNAL(clicked(bool)), this, SIGNAL(clicked(bool))); + } + + QString text() const + { + return widget->text(); + } + + void setText(const QString& text) + { + if (text != widget->text()) { + widget->setText(text); + emit textChanged(); + } + } + +Q_SIGNALS: + void clicked(bool); + void textChanged(); + +private: + QPushButton *widget; +}; + +class QWidgetsPlugin : public QDeclarativeExtensionPlugin +{ + Q_OBJECT +public: + void registerTypes(const char *uri) + { + qmlRegisterType<MyPushButton>(uri, 1, 0, "MyPushButton"); + } +}; + +#include "qwidgets.moc" + +Q_EXPORT_PLUGIN2(qmlqwidgetsplugin, QWidgetsPlugin); |