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178 lines
5.7 KiB
178 lines
5.7 KiB
13 years ago
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/****************************************************************************
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**
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** Definition of TQDataBrowser class
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**
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** Created : 2000-11-03
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**
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** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the sql module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing retquirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef TQDATABROWSER_H
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#define TQDATABROWSER_H
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#ifndef QT_H
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#include "qwidget.h"
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#include "qstring.h"
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#include "qstringlist.h"
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#include "qsql.h"
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#include "qsqlindex.h"
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#include "qsqlcursor.h"
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#include "qsqlerror.h"
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#endif // QT_H
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#ifndef QT_NO_SQL_VIEW_WIDGETS
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class TQSqlForm;
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class TQDataBrowserPrivate;
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class Q_EXPORT TQDataBrowser : public TQWidget
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{
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Q_OBJECT
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Q_PROPERTY( bool boundaryChecking READ boundaryChecking WRITE setBoundaryChecking )
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Q_PROPERTY( TQString filter READ filter WRITE setFilter )
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Q_PROPERTY( TQStringList sort READ sort WRITE setSort )
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Q_PROPERTY( bool confirmEdits READ confirmEdits WRITE setConfirmEdits )
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Q_PROPERTY( bool confirmInsert READ confirmInsert WRITE setConfirmInsert )
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Q_PROPERTY( bool confirmUpdate READ confirmUpdate WRITE setConfirmUpdate )
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Q_PROPERTY( bool confirmDelete READ confirmDelete WRITE setConfirmDelete )
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Q_PROPERTY( bool confirmCancels READ confirmCancels WRITE setConfirmCancels )
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Q_PROPERTY( bool readOnly READ isReadOnly WRITE setReadOnly )
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Q_PROPERTY( bool autoEdit READ autoEdit WRITE setAutoEdit )
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public:
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TQDataBrowser( TQWidget* parent=0, const char* name=0, WFlags fl = 0 );
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~TQDataBrowser();
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enum Boundary {
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Unknown,
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None,
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BeforeBeginning,
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Beginning,
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End,
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AfterEnd
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};
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Boundary boundary();
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void setBoundaryChecking( bool active );
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bool boundaryChecking() const;
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void setSort( const TQSqlIndex& sort );
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void setSort( const TQStringList& sort );
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TQStringList sort() const;
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void setFilter( const TQString& filter );
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TQString filter() const;
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virtual void setSqlCursor( TQSqlCursor* cursor, bool autoDelete = FALSE );
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TQSqlCursor* sqlCursor() const;
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virtual void setForm( TQSqlForm* form );
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TQSqlForm* form();
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virtual void setConfirmEdits( bool confirm );
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virtual void setConfirmInsert( bool confirm );
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virtual void setConfirmUpdate( bool confirm );
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virtual void setConfirmDelete( bool confirm );
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virtual void setConfirmCancels( bool confirm );
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bool confirmEdits() const;
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bool confirmInsert() const;
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bool confirmUpdate() const;
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bool confirmDelete() const;
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bool confirmCancels() const;
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virtual void setReadOnly( bool active );
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bool isReadOnly() const;
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virtual void setAutoEdit( bool autoEdit );
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bool autoEdit() const;
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virtual bool seek( int i, bool relative = FALSE );
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signals:
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void firstRecordAvailable( bool available );
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void lastRecordAvailable( bool available );
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void nextRecordAvailable( bool available );
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void prevRecordAvailable( bool available );
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void currentChanged( const TQSqlRecord* record );
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void primeInsert( TQSqlRecord* buf );
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void primeUpdate( TQSqlRecord* buf );
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void primeDelete( TQSqlRecord* buf );
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void beforeInsert( TQSqlRecord* buf );
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void beforeUpdate( TQSqlRecord* buf );
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void beforeDelete( TQSqlRecord* buf );
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void cursorChanged( TQSqlCursor::Mode mode );
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public slots:
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virtual void refresh();
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virtual void insert();
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virtual void update();
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virtual void del();
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virtual void first();
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virtual void last();
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virtual void next();
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virtual void prev();
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virtual void readFields();
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virtual void writeFields();
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virtual void clearValues();
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void updateBoundary();
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protected:
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virtual bool insertCurrent();
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virtual bool updateCurrent();
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virtual bool deleteCurrent();
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virtual bool currentEdited();
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virtual TQSql::Confirm confirmEdit( TQSql::Op m );
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virtual TQSql::Confirm confirmCancel( TQSql::Op m );
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virtual void handleError( const TQSqlError& error );
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private:
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typedef bool (TQSqlCursor::*Nav)();
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bool preNav();
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void postNav( bool primeUpd );
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void nav( Nav nav );
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TQDataBrowserPrivate* d;
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#if defined(Q_DISABLE_COPY) // Disabled copy constructor and operator=
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TQDataBrowser( const TQDataBrowser & );
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TQDataBrowser &operator=( const TQDataBrowser & );
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#endif
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};
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#endif
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#endif
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