workspace/krunner/lock/autologout.cc

   1 //===========================================================================
   2 //
   3 // This file is part of the KDE project
   4 //
   5 // Copyright 2004 Chris Howells <howells@kde.org>
   6
   7 #include "lockprocess.h"
   8 #include "autologout.h"
   9
  10 #include <kapplication.h>
  11 #include <klocale.h>
  12 #include <kglobalsettings.h>
  13 #include <kconfig.h>
  14 #include <kiconloader.h>
  15 #include <kdebug.h>
  16 #include <kmessagebox.h>
  17 #include <kdialog.h>
  18 #include <ksmserver_interface.h>
  19
  20 #include <QLayout>
  21 #include <QMessageBox>
  22 #include <QLabel>
  23 #include <QStyle>
  24 #include <QApplication>
  25 #include <QDialog>
  26 #include <QAbstractEventDispatcher>
  27 #include <QtGui/QProgressBar>
  28 #include <QtDBus/QtDBus>
  29
  30 #define COUNTDOWN 30
  31
  32 AutoLogout::AutoLogout(LockProcess *parent) : QDialog(parent, Qt::X11BypassWindowManagerHint)
  33 {
  34     setObjectName("password dialog");
  35     setModal(true);
  36     frame = new QFrame(this);
  37     frame->setFrameStyle(QFrame::Panel | QFrame::Raised);
  38     frame->setLineWidth(2);
  39
  40     QLabel *pixLabel = new QLabel( frame );
  41     pixLabel->setObjectName( "pixlabel" );
  42     pixLabel->setPixmap(DesktopIcon("application-exit"));
  43
  44     QLabel *greetLabel = new QLabel(i18n("<qt><nobr><b>Automatic Log Out</b></nobr></qt>"), frame);
  45     QLabel *infoLabel = new QLabel(i18n("<qt>To prevent being logged out, resume using this session by moving the mouse or pressing a key.</qt>"), frame);
  46
  47     mStatusLabel = new QLabel("<b> </b>", frame);
  48     mStatusLabel->setAlignment(Qt::AlignCenter);
  49
  50     QLabel *mProgressLabel = new QLabel(i18n("Time Remaining:"), frame);
  51     mProgressRemaining = new QProgressBar(frame);
  52     mProgressRemaining->setTextVisible(false);
  53
  54     QVBoxLayout *unlockDialogLayout = new QVBoxLayout( this );
  55     unlockDialogLayout->addWidget( frame );
  56
  57     frameLayout = new QGridLayout(frame);
  58     frameLayout->setSpacing(KDialog::spacingHint());
  59     frameLayout->setMargin(KDialog::marginHint());
  60     frameLayout->addWidget(pixLabel, 0, 0, 3, 1, Qt::AlignCenter | Qt::AlignTop);
  61     frameLayout->addWidget(greetLabel, 0, 1);
  62     frameLayout->addWidget(mStatusLabel, 1, 1);
  63     frameLayout->addWidget(infoLabel, 2, 1);
  64     frameLayout->addWidget(mProgressLabel, 3, 1);
  65     frameLayout->addWidget(mProgressRemaining, 4, 1);
  66
  67     // get the time remaining in seconds for the status label
  68     mRemaining = COUNTDOWN * 25;
  69
  70     mProgressRemaining->setMaximum(COUNTDOWN * 25);
  71
  72     updateInfo(mRemaining);
  73
  74     mCountdownTimerId = startTimer(1000/25);
  75
  76     connect(qApp, SIGNAL(activity()), SLOT(slotActivity()));
  77 }
  78
  79 AutoLogout::~AutoLogout()
  80 {
  81     hide();
  82 }
  83
  84 void AutoLogout::updateInfo(int timeout)
  85 {
  86     mStatusLabel->setText(i18np("<qt><nobr>You will be automatically logged out in 1 second</nobr></qt>",
  87                                "<qt><nobr>You will be automatically logged out in %1 seconds</nobr></qt>",
  88                                timeout / 25) );
  89     mProgressRemaining->setValue(timeout);
  90 }
  91
  92 void AutoLogout::timerEvent(QTimerEvent *ev)
  93 {
  94     if (ev->timerId() == mCountdownTimerId)
  95     {
  96         updateInfo(mRemaining);
  97         --mRemaining;
  98         if (mRemaining < 0)
  99         {
 100                 logout();
 101         }
 102     }
 103 }
 104
 105 void AutoLogout::slotActivity()
 106 {
 107     accept();
 108 }
 109
 110 void AutoLogout::logout()
 111 {
 112     QAbstractEventDispatcher::instance()->unregisterTimers(this);
 113     org::kde::KSMServerInterface ksmserver("org.kde.ksmserver", "/KSMServer", QDBusConnection::sessionBus());
 114     ksmserver.logout( 0, 0, 0 );
 115 }
 116
 117 void AutoLogout::setVisible(bool visible)
 118 {
 119     QDialog::setVisible(visible);
 120
 121     if (visible)
 122         QApplication::flush();
 123 }
 124
 125 #include "autologout.moc"