F:/KPlato/koffice/libs/koproperty/widget.h

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/* This file is part of the KDE project
   Copyright (C) 2004 Cedric Pasteur <cedric.pasteur@free.fr>
   Copyright (C) 2004  Alexander Dymo <cloudtemple@mskat.net>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/

#ifndef KPROPERTY_PROPERTYWIDGET_H
#define KPROPERTY_PROPERTYWIDGET_H

#include <QWidget>
//Added by qt3to4:
#include <QResizeEvent>
#include <QEvent>
#include "koproperty_global.h"

namespace KoProperty {

class WidgetPrivate;
class Property;

class KOPROPERTY_EXPORT Widget : public QWidget
{
        Q_OBJECT

        public:
                Widget(Property *property, QWidget *parent);
                virtual ~Widget();

                virtual QVariant value() const = 0;

                virtual void setValue(const QVariant &value, bool emitChange=true) = 0;

                virtual Property* property() const;

                virtual void setProperty(Property *property);

                virtual void drawViewer(QPainter *p, const QColorGroup &cg, const QRect &r, const QVariant &value);

                virtual void undo();

                void setFocusWidget(QWidget*focusProxy);

                bool leavesTheSpaceForRevertButton() const;

                bool hasBorders() const;

                bool isReadOnly() const;

                void setReadOnly(bool readOnly);

                bool visibleFlag() const;

        signals:
                void valueChanged(Widget *widget);
                void acceptInput(Widget *widget);
                void rejectInput(Widget *widget);

        protected:
                void setEditor(QWidget* editor);

                virtual bool eventFilter(QObject* watched, QEvent* e);

                virtual void resizeEvent(QResizeEvent *e);

                void setLeavesTheSpaceForRevertButton(bool set);
                void setHasBorders(bool set);

                virtual void setReadOnlyInternal(bool readOnly) = 0;

                void setVisibleFlag(bool visible);

        protected:
                WidgetPrivate  *d;
};

}

#endif

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