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/**********************************************************************
** Copyright (C) 2000 Trolltech AS. All rights reserved.
**
** This file is part of Qt Designer.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef SIZEHANDLE_H
#define SIZEHANDLE_H
#include <qwidget.h>
#include <qintdict.h>
#include <qptrdict.h>
class QMouseEvent;
class FormWindow;
class WidgetSelection;
class QPaintEvent;
class SizeHandle : public QWidget
{
Q_OBJECT
public:
enum Direction { LeftTop, Top, RightTop, Right, RightBottom, Bottom, LeftBottom, Left };
SizeHandle( FormWindow *parent, Direction d, WidgetSelection *s );
void setWidget( QWidget *w );
void setActive( bool a );
void updateCursor();
void setEnabled( bool ) {}
protected:
void paintEvent( QPaintEvent *e );
void mousePressEvent( QMouseEvent *e );
void mouseMoveEvent( QMouseEvent *e );
void mouseReleaseEvent( QMouseEvent *e );
private:
void trySetGeometry( QWidget *w, int x, int y, int width, int height );
void tryResize( QWidget *w, int width, int height );
private:
QWidget *widget;
Direction dir;
QPoint oldPressPos;
FormWindow *formWindow;
WidgetSelection *sel;
QRect geom, origGeom;
bool active;
};
class WidgetSelection
{
public:
WidgetSelection( FormWindow *parent, QPtrDict<WidgetSelection> *selDict );
void setWidget( QWidget *w, bool updateDict = TRUE );
bool isUsed() const;
void updateGeometry();
void hide();
void show();
void update();
QWidget *widget() const;
protected:
QIntDict<SizeHandle> handles;
QWidget *wid;
FormWindow *formWindow;
QPtrDict<WidgetSelection> *selectionDict;
};
#endif
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