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87 lines
2.2 KiB
87 lines
2.2 KiB
15 years ago
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/**********************************************************************
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** Copyright (C) 2000 Trolltech AS. All rights reserved.
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**
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** This file is part of Qt Designer.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
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** licenses may use this file in accordance with the Qt Commercial License
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** 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, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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** information about Qt Commercial License Agreements.
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**
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** Contact info@trolltech.com if any conditions of this licensing are
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** not clear to you.
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**
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**********************************************************************/
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#include "timestamp.h"
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#include <qfile.h>
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#include <qfileinfo.h>
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class QTimer;
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TimeStamp::TimeStamp( QObject *parent, const QString &f )
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: QObject( parent ), filename( f ), autoCheck( FALSE )
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{
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timer = new QTimer( this );
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connect( timer, SIGNAL( timeout() ), this, SLOT( autoCheckTimeStamp() ) );
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update();
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}
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void TimeStamp::setFileName( const QString &f )
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{
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filename = f;
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update();
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}
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QString TimeStamp::fileName() const
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{
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return filename;
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}
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void TimeStamp::setAutoCheckEnabled( bool a )
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{
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autoCheck = a;
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if ( autoCheck )
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timer->start( 5000 );
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else
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timer->stop();
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}
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void TimeStamp::update()
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{
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QFile f( filename );
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if ( !f.exists() )
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return;
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lastTimeStamp = QFileInfo( f ).lastModified();
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}
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bool TimeStamp::isUpToDate() const
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{
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QFile f( filename );
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if ( !f.exists() )
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return TRUE;
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return lastTimeStamp == QFileInfo( f ).lastModified();
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}
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bool TimeStamp::isAutoCheckEnabled() const
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{
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return autoCheck;
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}
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void TimeStamp::autoCheckTimeStamp()
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{
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if ( !isUpToDate() )
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emit timeStampChanged();
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}
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