1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
#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");
}
|
