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/**************************************************************************** ** ** Copyright (C) 2007-2008 Trolltech ASA. All rights reserved. ** ** This file is part of the documentation of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Alternatively you may (at ** your option) use any later version of the GNU General Public ** License if such license has been publicly approved by Trolltech ASA ** (or its successors, if any) and the KDE Free Qt Foundation. In ** addition, as a special exception, Trolltech gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.2, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If ** you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** In addition, as a special exception, Trolltech, as the sole ** copyright holder for Qt Designer, grants users of the Qt/Eclipse ** Integration plug-in the right for the Qt/Eclipse Integration to ** link to functionality provided by Qt Designer and its related ** libraries. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly ** granted herein. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #ifndef MODELMENU_H #define MODELMENU_H #include <QtGui/QMenu> QT_BEGIN_NAMESPACE class QAbstractItemModel; class QModelIndex; QT_END_NAMESPACE // A QMenu that is dynamically populated from a QAbstractItemModel tree class ModelMenu : public QMenu { Q_OBJECT signals: void activated(const QModelIndex &index); public: ModelMenu(QAbstractItemModel *model, QWidget * parent = 0); QAbstractItemModel *model() const; void setMaxRows(int max); int maxRows() const; QAction *makeAction(const QIcon & icon, const QString &text, QObject *parent); protected: // add any actions before the tree, return true if any are added. virtual bool prePopulated(); // add any actions after the tree virtual void postPopulated(); // put all of the children of parent into menu up to max void createMenu(const QModelIndex &parent, int max, QMenu *menu = 0); private slots: void aboutToShow(); void triggered(QAction *action); private: QAction *makeAction(const QModelIndex &index); int m_maxRows; int m_maxWidth; QAbstractItemModel *m_model; }; #endif // MODELMENU_H
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