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/****************************************************************************
**
** Definition of TQDataBrowser class
**
** Created : 2000-11-03
**
** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the sql module of the TQt GUI Toolkit.
**
** 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 files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file. Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef TQDATABROWSER_H
#define TQDATABROWSER_H
#ifndef QT_H
#include "ntqwidget.h"
#include "ntqstring.h"
#include "ntqstringlist.h"
#include "tqsql.h"
#include "tqsqlindex.h"
#include "tqsqlcursor.h"
#include "tqsqlerror.h"
#endif // QT_H
#ifndef TQT_NO_SQL_VIEW_WIDGETS
class TQSqlForm;
class TQDataBrowserPrivate;
class TQ_EXPORT TQDataBrowser : public TQWidget
{
TQ_OBJECT
TQ_PROPERTY( bool boundaryChecking READ boundaryChecking WRITE setBoundaryChecking )
TQ_PROPERTY( TQString filter READ filter WRITE setFilter )
TQ_PROPERTY( TQStringList sort READ sort WRITE setSort )
TQ_PROPERTY( bool confirmEdits READ confirmEdits WRITE setConfirmEdits )
TQ_PROPERTY( bool confirmInsert READ confirmInsert WRITE setConfirmInsert )
TQ_PROPERTY( bool confirmUpdate READ confirmUpdate WRITE setConfirmUpdate )
TQ_PROPERTY( bool confirmDelete READ confirmDelete WRITE setConfirmDelete )
TQ_PROPERTY( bool confirmCancels READ confirmCancels WRITE setConfirmCancels )
TQ_PROPERTY( bool readOnly READ isReadOnly WRITE setReadOnly )
TQ_PROPERTY( bool autoEdit READ autoEdit WRITE setAutoEdit )
public:
TQDataBrowser( TQWidget* parent=0, const char* name=0, WFlags fl = 0 );
~TQDataBrowser();
enum Boundary {
Unknown,
None,
BeforeBeginning,
Beginning,
End,
AfterEnd
};
Boundary boundary();
void setBoundaryChecking( bool active );
bool boundaryChecking() const;
void setSort( const TQSqlIndex& sort );
void setSort( const TQStringList& sort );
TQStringList sort() const;
void setFilter( const TQString& filter );
TQString filter() const;
virtual void setSqlCursor( TQSqlCursor* cursor, bool autoDelete = FALSE );
TQSqlCursor* sqlCursor() const;
virtual void setForm( TQSqlForm* form );
TQSqlForm* form();
virtual void setConfirmEdits( bool confirm );
virtual void setConfirmInsert( bool confirm );
virtual void setConfirmUpdate( bool confirm );
virtual void setConfirmDelete( bool confirm );
virtual void setConfirmCancels( bool confirm );
bool confirmEdits() const;
bool confirmInsert() const;
bool confirmUpdate() const;
bool confirmDelete() const;
bool confirmCancels() const;
virtual void setReadOnly( bool active );
bool isReadOnly() const;
virtual void setAutoEdit( bool autoEdit );
bool autoEdit() const;
virtual bool seek( int i, bool relative = FALSE );
signals:
void firstRecordAvailable( bool available );
void lastRecordAvailable( bool available );
void nextRecordAvailable( bool available );
void prevRecordAvailable( bool available );
void currentChanged( const TQSqlRecord* record );
void primeInsert( TQSqlRecord* buf );
void primeUpdate( TQSqlRecord* buf );
void primeDelete( TQSqlRecord* buf );
void beforeInsert( TQSqlRecord* buf );
void beforeUpdate( TQSqlRecord* buf );
void beforeDelete( TQSqlRecord* buf );
void cursorChanged( TQSqlCursor::Mode mode );
public slots:
virtual void refresh();
virtual void insert();
virtual void update();
virtual void del();
virtual void first();
virtual void last();
virtual void next();
virtual void prev();
virtual void readFields();
virtual void writeFields();
virtual void clearValues();
void updateBoundary();
protected:
virtual bool insertCurrent();
virtual bool updateCurrent();
virtual bool deleteCurrent();
virtual bool currentEdited();
virtual TQSql::Confirm confirmEdit( TQSql::Op m );
virtual TQSql::Confirm confirmCancel( TQSql::Op m );
virtual void handleError( const TQSqlError& error );
private:
typedef bool (TQSqlCursor::*Nav)();
bool preNav();
void postNav( bool primeUpd );
void nav( Nav nav );
TQDataBrowserPrivate* d;
#if defined(TQ_DISABLE_COPY) // Disabled copy constructor and operator=
TQDataBrowser( const TQDataBrowser & );
TQDataBrowser &operator=( const TQDataBrowser & );
#endif
};
#endif
#endif
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