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fileio.cpp
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fileio.cpp
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#include "fileio.h"
#include <QFile>
#include <QTextStream>
#include <QDebug>
FileIO::FileIO(QObject *parent) :
QObject(parent)
{
}
QString FileIO::read()
{
if (mSource.isEmpty()){
emit error("source is empty");
return QString();
}
QFile file(mSource.path());
QString fileContent;
if ( file.open(QIODevice::ReadOnly) ) {
QString line;
QTextStream t( &file );
do {
line = t.readLine();
fileContent += line + "\n";
} while (!line.isNull());
file.close();
} else {
emit error("Unable to open the file");
return QString();
}
return fileContent;
}
bool FileIO::write(const QString& data)
{
if (mSource.isEmpty())
return false;
QFile file(mSource.path());
if (!file.open(QFile::WriteOnly | QFile::Truncate))
return false;
QTextStream out(&file);
out << data;
file.close();
return true;
}