Alessandro Bonazzi
8c43d5cf2f
Files correlati : cg0.exe cg0700a.msk cg0700b.msk cg3.exe cg4.exe Bug : Commento: Merge 1.0 libraries
106 lines
3.5 KiB
C++
106 lines
3.5 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the demonstration applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef MODELMENU_H
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#define MODELMENU_H
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#include <QtGui/QMenu>
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#include <QtCore/QAbstractItemModel>
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// A QMenu that is dynamically populated from a QAbstractItemModel
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class ModelMenu : public QMenu
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{
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Q_OBJECT
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signals:
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void activated(const QModelIndex &index);
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void hovered(const QString &text);
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public:
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ModelMenu(QWidget *parent = 0);
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void setModel(QAbstractItemModel *model);
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QAbstractItemModel *model() const;
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void setMaxRows(int max);
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int maxRows() const;
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void setFirstSeparator(int offset);
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int firstSeparator() const;
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void setRootIndex(const QModelIndex &index);
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QModelIndex rootIndex() const;
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void setHoverRole(int role);
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int hoverRole() const;
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void setSeparatorRole(int role);
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int separatorRole() const;
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QAction *makeAction(const QIcon &icon, const QString &text, QObject *parent);
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protected:
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// add any actions before the tree, return true if any actions are added.
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virtual bool prePopulated();
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// add any actions after the tree
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virtual void postPopulated();
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// put all of the children of parent into menu up to max
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void createMenu(const QModelIndex &parent, int max, QMenu *parentMenu = 0, QMenu *menu = 0);
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private slots:
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void aboutToShow();
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void triggered(QAction *action);
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void hovered(QAction *action);
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private:
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QAction *makeAction(const QModelIndex &index);
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int m_maxRows;
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int m_firstSeparator;
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int m_maxWidth;
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int m_hoverRole;
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int m_separatorRole;
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QAbstractItemModel *m_model;
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QPersistentModelIndex m_root;
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};
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#endif // MODELMENU_H
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