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qt-creator/shared/designerintegrationv2/formresizer.h
2009-01-13 19:22:14 +01:00

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2.8 KiB
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/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Qt Software Information (qt-info@nokia.com)
**
**
** Non-Open Source Usage
**
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
** agreement between you and Nokia.
**
** GNU General Public License Usage
**
** Alternatively, 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 file LICENSE.GPL included in the packaging
** of this file. Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
**
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt GPL Exception
** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
**
***************************************************************************/
#ifndef FORMRESIZER_H
#define FORMRESIZER_H
#include "namespace_global.h"
#include "widgethostconstants.h"
#include <QtGui/QWidget>
#include <QtCore/QVector>
QT_FORWARD_DECLARE_CLASS(QDesignerFormWindowInterface)
QT_FORWARD_DECLARE_CLASS(QFrame)
namespace SharedTools {
namespace Internal {
class SizeHandleRect;
/* A window to embed a form window interface as follows:
*
* Widget
* |
* +---+----+
* | |
* | |
* Handles QVBoxLayout [margin: SELECTION_MARGIN]
* |
* Frame [margin: lineWidth]
* |
* QVBoxLayout
* |
* QDesignerFormWindowInterface
*
* Can be embedded into a QScrollArea. */
class FormResizer : public QWidget
{
Q_OBJECT
public:
FormResizer(QWidget *parent = 0);
void updateGeometry();
void setState(SelectionHandleState st);
void update();
void setFormWindow(QDesignerFormWindowInterface *fw);
signals:
void formWindowSizeChanged(const QRect &oldGeo, const QRect &newGeo);
protected:
virtual void resizeEvent(QResizeEvent *event);
private slots:
void mainContainerChanged();
private:
QSize decorationSize() const;
QWidget *mainContainer();
QFrame *m_frame;
typedef QVector<SizeHandleRect*> Handles;
Handles m_handles;
QDesignerFormWindowInterface * m_formWindow;
};
}
} // namespace SharedTools
#endif // FORMRESIZER_H