#include "SystemWindow.h" #include "ui_SystemWindow.h" #include "LSession.h" #include <LuminaOS.h> #include <QPoint> #include <QCursor> #include <QDebug> #include <QProcess> #include <QDesktopWidget> #include <QMessageBox> SystemWindow::SystemWindow() : QDialog(), ui(new Ui::SystemWindow){ ui->setupUi(this); //load the designer file //Setup the window flags this->setWindowFlags( Qt::Tool | Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint); //Setup the icons based on the current theme ui->tool_logout->setIcon( LXDG::findIcon("system-log-out","") ); ui->tool_restart->setIcon( LXDG::findIcon("system-reboot","") ); ui->tool_shutdown->setIcon( LXDG::findIcon("system-shutdown","") ); ui->tool_suspend->setIcon( LXDG::findIcon("system-suspend","") ); ui->push_cancel->setIcon( LXDG::findIcon("dialog-cancel","") ); ui->push_lock->setIcon( LXDG::findIcon("system-lock-screen","") ); //Connect the signals/slots connect(ui->tool_logout, SIGNAL(clicked()), this, SLOT(sysLogout()) ); connect(ui->tool_restart, SIGNAL(clicked()), this, SLOT(sysRestart()) ); connect(ui->tool_shutdown, SIGNAL(clicked()), this, SLOT(sysShutdown()) ); connect(ui->tool_suspend, SIGNAL(clicked()), this, SLOT(sysSuspend()) ); connect(ui->push_cancel, SIGNAL(clicked()), this, SLOT(sysCancel()) ); connect(ui->push_lock, SIGNAL(clicked()), this, SLOT(sysLock()) ); //Disable buttons if necessary updateWindow(); ui->tool_suspend->setVisible(LOS::systemCanSuspend()); //does not change with time - just do a single check connect(QApplication::instance(), SIGNAL(LocaleChanged()), this, SLOT(updateWindow()) ); connect(QApplication::instance(), SIGNAL(IconThemeChanged()), this, SLOT(updateWindow()) ); } SystemWindow::~SystemWindow(){ } void SystemWindow::updateWindow(){ //Disable the shutdown/restart buttons if necessary ui->retranslateUi(this); bool ok = LOS::userHasShutdownAccess(); ui->tool_restart->setEnabled(ok); ui->tool_shutdown->setEnabled(ok); //Center this window on the current screen QPoint center = QApplication::desktop()->screenGeometry(QCursor::pos()).center(); //get the center of the current screen this->move(center.x() - this->width()/2, center.y() - this->height()/2); } bool SystemWindow::promptAboutUpdates(bool &skip){ QString pending = LOS::systemPendingUpdates(); if(pending.isEmpty()){ skip = false; } //continue without skip else{ QMessageBox dlg(QMessageBox::Question, tr("Apply Updates?"), tr("You have system updates waiting to be applied! Do you wish to install them now?"), QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel, this); dlg.setDetailedText(pending); dlg.setDefaultButton(QMessageBox::Yes); dlg.show(); int ret = dlg.exec(); if(ret == QMessageBox::Cancel){ return false; } //do not continue else{ skip = (ret==QMessageBox::No); } } return true; } void SystemWindow::sysLogout(){ this->close(); LSession::processEvents(); QTimer::singleShot(0, LSession::handle(), SLOT(StartLogout()) ); } void SystemWindow::sysRestart(){ bool skip = false; if(!promptAboutUpdates(skip)){ this->close(); return; } //cancelled this->close(); LSession::processEvents(); LSession::handle()->StartReboot(skip); } void SystemWindow::sysShutdown(){ bool skip = false; if(!promptAboutUpdates(skip)){ this->close(); return; } //cancelled this->close(); LSession::processEvents(); LSession::handle()->StartShutdown(skip); } void SystemWindow::sysSuspend(){ this->hide(); LSession::processEvents(); //Make sure to lock the system first (otherwise anybody can access it again) LUtils::runCmd("xscreensaver-command -lock"); //Now suspend the system LOS::systemSuspend(); } void SystemWindow::sysLock(){ this->hide(); LSession::processEvents(); qDebug() << "Locking the desktop..."; QProcess::startDetached("xscreensaver-command -lock"); }