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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: http://www.qt-project.org/
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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, Nokia gives you certain additional
** rights. These rights are described in the Nokia 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef INPLACE_WIDGETHELPER_H
#define INPLACE_WIDGETHELPER_H
#include <QtCore/QObject>
#include <QtCore/QPoint>
#include <QtCore/QSize>
#include <qglobal.h>
QT_BEGIN_NAMESPACE
class QDesignerFormWindowInterface;
namespace qdesigner_internal {
// A helper class to make an editor widget suitable for form inline
// editing. Derive from the editor widget class and make InPlaceWidgetHelper a member.
//
// Sets "destructive close" on the editor widget and
// wires "ESC" to it.
// Installs an event filter on the parent to listen for
// resize events and passes them on to the child.
// You might want to connect editingFinished() to close() of the editor widget.
class InPlaceWidgetHelper: public QObject
{
Q_OBJECT
public:
InPlaceWidgetHelper(QWidget *editorWidget, QWidget *parentWidget, QDesignerFormWindowInterface *fw);
virtual ~InPlaceWidgetHelper();
virtual bool eventFilter(QObject *object, QEvent *event);
// returns a recommended alignment for the editor widget determined from the parent.
Qt::Alignment alignment() const;
private:
QWidget *m_editorWidget;
QWidget *m_parentWidget;
const bool m_noChildEvent;
QPoint m_posOffset;
QSize m_sizeOffset;
};
} // namespace qdesigner_internal
QT_END_NAMESPACE
#endif // INPLACE_WIDGETHELPER_H
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