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110 lines
3.2 KiB
110 lines
3.2 KiB
15 years ago
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/***************************************************************************
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* Copyright (C) 2003 by Hans Karlsson *
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* karlsson.h@home.se *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#include "textfilesensor.h"
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#include "qdom.h"
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TextFileSensor::TextFileSensor( const QString &fn, bool iRdf, int interval, const QString &encoding )
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: Sensor( interval )
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{
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fileName = fn;
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rdf = iRdf;
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if( !encoding.isEmpty() )
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{
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codec = QTextCodec::codecForName( encoding.ascii() );
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if ( codec == 0)
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codec = QTextCodec::codecForLocale();
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}
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else
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codec = QTextCodec::codecForLocale();
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}
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TextFileSensor::~TextFileSensor()
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{}
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void TextFileSensor::update()
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{
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QValueVector<QString> lines;
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QFile file(fileName);
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QString line;
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if ( file.open(IO_ReadOnly | IO_Translate) )
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{
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if (rdf)
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{
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QDomDocument doc;
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if ( !doc.setContent( &file ) )
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{
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file.close();
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return;
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}
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QDomElement docElem = doc.documentElement();
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QDomNode n = docElem.firstChild();
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if (!n.isNull())
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{
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QDomNodeList titles = docElem.elementsByTagName( "title" );
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QDomNodeList links = docElem.elementsByTagName( "link" );
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uint i;
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for ( i = 0; i < titles.count(); ++i )
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{
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QDomElement element = titles.item( i ).toElement();
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lines.push_back(element.text());
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element = links.item( i ).toElement();
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lines.push_back(element.text());
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}
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}
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}
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else
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{
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QTextStream t( &file ); // use a text stream
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while( (line = t.readLine()) !=0 )
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{
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lines.push_back(line);
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}
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}
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file.close();
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}
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int lineNbr;
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SensorParams *sp;
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Meter *meter;
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int count = (int) lines.size();
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QObjectListIt it( *objList );
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while (it != 0)
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{
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sp = (SensorParams*)(*it);
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meter = sp->getMeter();
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lineNbr = (sp->getParam("LINE")).toInt();
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if ( lineNbr >= 1 && lineNbr <= (int) count )
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{
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meter->setValue(lines[lineNbr-1]);
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}
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if ( -lineNbr >= 1 && -lineNbr <= (int) count )
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{
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meter->setValue(lines[count+lineNbr]);
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}
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if ( lineNbr == 0 )
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{
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QString text;
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for( int i=0; i < count; i++ )
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{
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text += lines[i] + "\n";
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}
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meter->setValue( text );
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}
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++it;
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}
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}
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#include "textfilesensor.moc"
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