53 lines
1.0 KiB
C++
53 lines
1.0 KiB
C++
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#include "RealTimeMonitor.h"
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#include <QTimer>
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#include <QFileInfo>
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#include <QDebug>
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namespace Post
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{
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RealTimeMonitor::RealTimeMonitor()
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{
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_timer = new QTimer;
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connect(_timer, SIGNAL(timeout()), this, SLOT(onTimeout()));
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}
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RealTimeMonitor::~RealTimeMonitor()
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{
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if (_timer) delete _timer;
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}
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void RealTimeMonitor::appendFile(const QString& file)
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{
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QDateTime time = QDateTime::currentDateTime();
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_fileTimeHash[file] = time;
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}
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void RealTimeMonitor::setTimeStep(int t)
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{
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_timeStep = t;
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if (_timer)
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_timer->setInterval(t);
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}
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void RealTimeMonitor::onTimeout()
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{
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QList<QString> files = _fileTimeHash.keys();
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const int n = files.size();
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for (int i = 0; i < n; ++i)
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{
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QString f = files.at(i);
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QFileInfo file(f);
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if (!file.exists()) continue;;
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QDateTime lastmodify = file.lastModified();
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if (lastmodify != _fileTimeHash.value(f))
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{
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_fileTimeHash[f] = lastmodify;
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emit fileChanged(f);
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}
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}
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}
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void RealTimeMonitor::run()
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{
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_timer->start();
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}
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void RealTimeMonitor::stop()
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{
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_timer->stop();
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}
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}
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