ede/ede-panel/logoutdialog.cpp

271 lines
6.5 KiB
C++
Raw Normal View History

2009-02-20 16:04:52 +03:00
// generated by Fast Light User Interface Designer (fluid) version 2,0003
// Work Panel for EDE is (C) Copyright 2000-2002 by Martin Pekar,
// this program is provided under the terms of GNU GPL v.2, see file COPYING for more information.
// Improvements by Vedran Ljubovic (c) 2005.
#include "logoutdialog.h"
#include <stdlib.h>
#include <efltk/Fl_Util.h>
#include <efltk/fl_ask.h>
#include <efltk/x.h> // X stuff
#include <signal.h>
#include <efltk/Fl_Image.h> // icons
#include "icons/penguin.xpm"
2009-02-20 16:04:52 +03:00
// widgets
Fl_Window* windowLogoutDialog;
Fl_Round_Button* logoutRadioItemLogoutDialog;
Fl_Round_Button* restartRadioItemLogoutDialog;
Fl_Round_Button* shutdownRadioItemLogoutDialog;
// graphics
static Fl_Image penguin_pix((const char **)penguin_xpm);
// globals
bool dmAvailable;
char *xdm_fifo;
bool canShutdown;
bool sdForceNow;
bool sdTryNow;
void SendLogoutMsg(Fl_Window* win)
{
Atom _XA_EDE_WM_ACTION = XInternAtom(fl_display, "_EDE_WM_ACTION", False);
Atom _XA_EDE_WM_LOGOUT = XInternAtom(fl_display, "_EDE_WM_LOGOUT", False);
XClientMessageEvent evt;
memset(&evt, 0, sizeof(evt));
evt.type = ClientMessage;
evt.window = fl_xid(win);
evt.format = 32;
evt.message_type = _XA_EDE_WM_ACTION;
evt.data.l[0] = _XA_EDE_WM_LOGOUT;
XSendEvent(fl_display, RootWindow(fl_display, DefaultScreen(fl_display)), False,
SubstructureNotifyMask, (XEvent*)&evt);
}
// This function looks what a user can do and sets other
// global variables
void checkPermissions()
{
Fl_String xdm_env = Fl_String(getenv("XDM_MANAGED"));
if (xdm_env == "")
dmAvailable = false;
else
dmAvailable = true;
// shutting down via XDM fifo
if (dmAvailable)
{
Fl_String_List xdm_env_list = Fl_String_List(xdm_env,",");
xdm_fifo = xdm_env_list.item(0);
if (xdm_fifo[0] != '/') // broken config
{
dmAvailable = false;
xdm_fifo = "";
}
// can a user shutdown?
if (xdm_env_list.index_of("maysd")>-1)
canShutdown = true;
else
canShutdown = false;
// we will use fn/tn only if XDM suggests to do it
if (xdm_env_list.index_of("fn")>-1)
sdForceNow = true;
else
sdForceNow = false;
if (xdm_env_list.index_of("tn")>-1)
sdTryNow = true;
else
sdTryNow = false;
}
// the old way
if (!dmAvailable)
{
// shutdown cmd with no params shouldn't do anything...
if (fl_start_child_process("shutdown") == 127)
canShutdown = false;
}
}
// Logout using XDM messaging
void newLogoutFunction(Fl_Window* win)
{
if ((logoutRadioItemLogoutDialog->value()==0) &&
(restartRadioItemLogoutDialog->value()==0) &&
(shutdownRadioItemLogoutDialog->value() == 0))
// this shoudn't happen...
return;
if (restartRadioItemLogoutDialog->value()==1)
{
if (!canShutdown)
{
fl_alert (_("You are not allowed to restart !"));
return;
}
FILE *fd = fopen(xdm_fifo, "w");
Fl_String method;
if (sdForceNow)
method = "shutdown\treboot\tforcenow\n";
else if (sdTryNow)
method = "shutdown\treboot\ttrynow\n";
else
method = "shutdown\treboot\tschedule\n";
fputs ((char *)method, fd);
fclose (fd);
}
if (shutdownRadioItemLogoutDialog->value() == 1)
{
if (!canShutdown)
{
fl_alert (_("You are not allowed to shutdown !"));
return;
}
FILE *fd = fopen(xdm_fifo, "w");
Fl_String method;
if (sdForceNow)
method = "shutdown\thalt\tforcenow\n";
else if (sdTryNow)
method = "shutdown\thalt\ttrynow\n";
else
method = "shutdown\thalt\tschedule\n";
fputs ((char *)method, fd);
fclose (fd);
}
SendLogoutMsg(win);
XCloseDisplay(fl_display);
exit(0);
//XCloseDisplay(fl_display);
//XSetCloseDownMode(fl_display, DestroyAll);
//XKillClient(fl_display, AllTemporary);
//XUngrabServer(fl_display);
//fl_close_display();
//exit(0);
}
// "brute force" logout function
// (in case XDM is not available)
void oldLogoutFunction(Fl_Window* win)
{
if (logoutRadioItemLogoutDialog->value()==1)
{
SendLogoutMsg(win);
XCloseDisplay(fl_display);
exit(0);
//XKillClient(fl_display, AllTemporary);
//XUngrabServer(fl_display);
//fl_close_display();
//XCloseDisplay(fl_display);
//exit(0);
}
if (restartRadioItemLogoutDialog->value()==1)
{
if(fl_start_child_process( "shutdown -r now" ) != 0)
fl_alert("You are not alowed to reboot !");
}
if (shutdownRadioItemLogoutDialog->value() == 1)
{
if(fl_start_child_process( "shutdown -h now" ) != 0)
fl_alert("You are not alowed to shutdown !");
}
}
// Determine logout type
void LogoutFunction(Fl_Widget *, void* w)
{
Fl_Window* win = (Fl_Window*)w;
if (dmAvailable)
newLogoutFunction(win);
else
oldLogoutFunction(win);
}
// Main logout UI and control
static void cb_Cancel(Fl_Button*, void*)
{
windowLogoutDialog->hide();
}
void LogoutDialog(Fl_Widget*, void *)
{
// first see what options are available
checkPermissions();
// draw GUI
Fl_Window* w;
{
Fl_Window* o = windowLogoutDialog = new Fl_Window(171, 160, 330, 190, _("Logout"));
w = o;
{
Fl_Group* o = new Fl_Group(5, 12, 55, 45);
o->image(penguin_pix);
o->align(FL_ALIGN_CENTER|FL_ALIGN_INSIDE);
o->end();
}
{
Fl_Round_Button* o = logoutRadioItemLogoutDialog = new Fl_Round_Button(80, 67, 225, 20, _("&logout from the current session"));
o->type(Fl_Round_Button::RADIO);
o->value(1);
o->tooltip(_("Logout from the current session."));
}
{
Fl_Round_Button* o = restartRadioItemLogoutDialog = new Fl_Round_Button(80, 88, 225, 20, _("&restart the computer"));
o->type(Fl_Round_Button::RADIO);
if (canShutdown)
o->tooltip(_("Restart the computer."));
else
{
o->tooltip(_("Restart the computer. You do not have privileges to do that."));
o->deactivate();
}
}
{
Fl_Round_Button* o = shutdownRadioItemLogoutDialog = new Fl_Round_Button(80, 110, 225, 20, _("&shut down the computer"));
o->type(Fl_Round_Button::RADIO);
if (canShutdown)
o->tooltip(_("Shut down the computer."));
else
{
o->tooltip(_("Shut down the computer. You do not have privileges to do that."));
o->deactivate();
}
}
{
Fl_Button* o = new Fl_Button(85, 157, 80, 25, _("&OK"));
o->callback((Fl_Callback*)LogoutFunction, w);
}
{
Fl_Button* o = new Fl_Button(170, 157, 80, 25, _("&Cancel"));
o->callback((Fl_Callback*)cb_Cancel);
}
{
Fl_Box* o = new Fl_Box(65, 7, 260, 63, _("Logout, restart or shut down the computer?"));
o->label_size(18);
o->align(132|FL_ALIGN_INSIDE);
}
new Fl_Divider(60, 130, 210, 20, "");
o->x( Fl::info().w/2 - (o->w()/2) );
o->y( (Fl::info().h/2) - (o->h()/2) );
o->set_modal();
o->end();
}
windowLogoutDialog->end();
windowLogoutDialog->show();
}