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/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2007-2008 Trolltech ASA. All rights reserved
* Copyright (C) 2008-2009 by Andrea Diamantini <adjam7 at gmail dot com>
*
*
* This program is free software; you can redistribute it
* and/or modify it under the terms of the GNU General
* Public License as published by the Free Software Foundation;
* either version 2, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ============================================================ */
#ifndef MODELMENU_H
#define MODELMENU_H
// KDE Includes
#include <KIcon>
#include <KAction>
#include <KMenu>
// Qt Includes
#include <QtCore/QAbstractItemModel>
#include <QtCore/QModelIndex>
// Forward Declarations
class QString;
class QWidget;
class QObject;
class QPersistentModelIndex;
class KIcon;
// A QMenu that is dynamically populated from a QAbstractItemModel
class ModelMenu : public KMenu
{
Q_OBJECT
signals:
void activated(const QModelIndex &index);
void hovered(const QString &text);
public:
ModelMenu(QWidget *parent = 0);
void setModel(QAbstractItemModel *model);
QAbstractItemModel *model() const;
void setMaxRows(int max);
int maxRows() const;
void setFirstSeparator(int offset);
int firstSeparator() const;
void setRootIndex(const QModelIndex &index);
QModelIndex rootIndex() const;
void setHoverRole(int role);
int hoverRole() const;
void setSeparatorRole(int role);
int separatorRole() const;
KAction *makeAction(const KIcon &icon, const QString &text, QObject *parent);
protected:
// add any actions before the tree, return true if any actions 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 *parentMenu = 0, QMenu *menu = 0);
private slots:
void aboutToShow();
void triggered(QAction *action);
void hovered(QAction *action);
private:
KAction *makeAction(const QModelIndex &index);
int m_maxRows;
int m_firstSeparator;
int m_maxWidth;
int m_hoverRole;
int m_separatorRole;
QAbstractItemModel *m_model;
QPersistentModelIndex m_root;
};
#endif // MODELMENU_H
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