/* This file is part of the KDE project
   Copyright (C) 2005-2006 Jaroslaw Staniek <js@iidea.pl>

   This program 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 program 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 program; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/

#ifndef KexiDBTextWidgetInterface_H
#define KexiDBTextWidgetInterface_H

#include <widget/utils/kexidisplayutils.h>

namespace KexiDB {
	class QueryColumnInfo;
}
class QFrame;

//! @short An interface providing common text editor's functionality
/*! Widgets (e.g. KexiDBLineEdit, KexiDBTextEdit) implementing KexiFormDataItemInterface 
 use this interface to customize painting and data handling. */
class KEXIFORMUTILS_EXPORT KexiDBTextWidgetInterface
{
	public:
		KexiDBTextWidgetInterface();
		~KexiDBTextWidgetInterface();

		//! Called from KexiFormDataItemInterface::setColumnInfo(KexiDB::QueryColumnInfo* cinfo) implementation.
		void setColumnInfo(KexiDB::QueryColumnInfo* cinfo, QWidget *w);

		//! Called from paintEvent( QPaintEvent *pe ) method of the data aware widget.
		void paint( QFrame *w, QPainter *p, bool textIsEmpty, int alignment, bool hasFocus );

		//! Called from event( QEvent * e ) method of the data aware widget.
		void event( QEvent * e, QWidget *w, bool textIsEmpty );

	protected:
		//! parameters for displaying autonumber sign
		KexiDisplayUtils::DisplayParameters *m_autonumberDisplayParameters;
};

#endif
