mirror of
https://bitbucket.org/smil3y/kde-workspace.git
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89 lines
1.8 KiB
C++
89 lines
1.8 KiB
C++
#include <QString>
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#include <QProcess>
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#include <klocale.h>
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#include "lsof.h"
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struct KLsofWidgetPrivate {
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qlonglong pid;
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QProcess *process;
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};
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KLsofWidget::KLsofWidget(QWidget *parent) : QTreeWidget(parent), d(new KLsofWidgetPrivate)
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{
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d->pid = -1;
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setColumnCount(3);
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setUniformRowHeights(true);
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setRootIsDecorated(false);
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setItemsExpandable(false);
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setSortingEnabled(true);
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setAllColumnsShowFocus(true);
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setHeaderLabels(QStringList() << i18nc("Short for File Descriptor", "FD") << i18n("Type") << i18n("Object"));
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d->process = new QProcess(this);
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connect(d->process, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(finished(int,QProcess::ExitStatus)));
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}
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KLsofWidget::~KLsofWidget()
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{
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delete d;
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}
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qlonglong KLsofWidget::pid() const
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{
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return d->pid;
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}
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void KLsofWidget::setPid(qlonglong pid) {
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d->pid = pid;
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update();
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}
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bool KLsofWidget::update()
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{
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clear();
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QStringList args;
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d->process->waitForFinished();
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args << "-Fftn";
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if(d->pid > 0)
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args << ("-p" + QString::number(d->pid));
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d->process->start("lsof", args);
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return true;
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}
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void KLsofWidget::finished ( int exitCode, QProcess::ExitStatus exitStatus )
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{
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Q_UNUSED(exitCode);
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Q_UNUSED(exitStatus);
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char buf[1024];
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QTreeWidgetItem *process = NULL;
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while(true) {
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qint64 lineLength = d->process->readLine(buf, sizeof(buf));
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if(lineLength <= 0)
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break;
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if(buf[lineLength-1] == '\n')
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lineLength--;
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switch(buf[0]) {
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/* Process related stuff */
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case 'f':
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process = new QTreeWidgetItem(this);
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process->setText(0,QString::fromUtf8(buf+1, lineLength - 1));
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break;
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case 't':
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if(process)
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process->setText(1,QString::fromUtf8(buf+1, lineLength - 1));
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break;
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case 'n':
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if(process)
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process->setText(2,QString::fromUtf8(buf+1, lineLength - 1));
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break;
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default:
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break;
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}
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}
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}
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#include "lsof.moc"
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