koffice/kexi/widget/tableview/kexidatatableview.h

/* This file is part of the KDE project
   Copyright (C) 2003   Lucijan Busch <lucijan@kde.org>
   Copyright (C) 2003   Joseph Wenninger <jowenn@kde.org>
   Copyright (C) 2003-2004 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 KEXIDATATABLEVIEW_H
#define KEXIDATATABLEVIEW_H

#include "kexitableview.h"

class KexiTableItem;
class TQVariant;
class KXMLGUIClient;

namespace KexiDB {
	class Cursor;
}

/**
 * Database aware table widget.
 */
class KEXIDATATABLE_EXPORT KexiDataTableView : public KexiTableView
{
	Q_OBJECT
  TQ_OBJECT

	public:
		/**
		 * creates a blank widget
		 */
		KexiDataTableView(TQWidget *tqparent, const char *name =0);

		/*! Creates a table widget and fills it using data from \a cursor.
		 Cursor will be opened (with open()) if it is not yet opened.
		 Cursor must be defined on query schema, not raw statement (see Connection::prepareQuery()
		 and Connection::executeQuery()), otherwise the table view remain not filled with data.
		 Cursor \a cursor will not be owned by this object.
		 */
		KexiDataTableView(TQWidget *tqparent, const char *name, KexiDB::Cursor *cursor);

		~KexiDataTableView();

//		virtual void initActions(KActionCollection *col);

		/*! Fills table view with data using \a cursor. \return true on success.
		 Cursor \a cursor will not be owned by this object. */
		bool setData(KexiDB::Cursor *cursor);

		/*! \return cursor used as data source for this table view, 
		 or NULL if no valid cursor is defined. */
		KexiDB::Cursor *cursor() { return m_cursor; }

		/**
		 * @returns the number of records in the data set, (if data set is present)
		 * @note not all of the records have to be processed
		 */
		int recordCount() { return m_data->count(); }

		#ifndef KEXI_NO_PRINT
//		virtual void print(KPrinter &printer);
		#endif

	protected:
		void init();

		/*! Reimplemented: called by deleteItem() - we are deleting data associated with \a item. */
//		virtual bool beforeDeleteItem(KexiTableItem *item);

	protected slots:
//		void slotClearData();

	private:
		//db stuff
		KexiDB::Cursor	*m_cursor;

//		TQMap<KexiDBUpdateRecord*,KexiTableItem*> m_insertMapping;
};

#endif