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/**************************************************************************
* Copyright (C) 2006 by Danny Kukawka *
* <dkukawka@suse.de>, <danny.kukawka@web.de> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of version 2 of the GNU General Public License *
* as published by the Free Software Foundation. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifndef _INACTIVITY_H_
#define _INACTIVITY_H_
// KDE Header
#include <kprocess.h>
// QT Header
#include <tqregexp.h>
#include <tqstring.h>
#include <tqwidget.h>
#include <tqtimer.h>
#include <tqevent.h>
// X11 Header
#include <X11/X.h>
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
/* needed for lXext C library linkage */
extern "C" {
#include <X11/extensions/scrnsaver.h>
}
// from project
#include "tdepowersave_debug.h"
#include "screen.h"
/*!
* \file inactivity.h
* \brief Headerfile for inactivity.cpp and the class \ref inactivity.
*/
/*!
* \class inactivity
* \brief class for detect inactivity related funtionality
* \author Danny Kukawka, <dkukawka@suse.de>, <danny.kukawka@web.de>
* \date 2006
*/
class inactivity : public TQWidget
{
TQ_OBJECT
public:
//! default constructor
inactivity(screen *disp);
//! default destructor
~inactivity();
//! to start the monitoring of the X-Server
void start(int, TQStringList);
//! to stop the monitoring of the X-Server
void stop();
//! to get the current user inactivity
unsigned long getXInactivity();
signals:
//! signal emited if the with \ref start() set time of inactivity is expired
void inactivityTimeExpired();
//! signal to emit error msg
void displayErrorMsg( TQString );
private:
//! pointer to the process to call pidof
TDEProcess *proc;
//! about the call result of pidof
/*!
* This boolean tells if call of the command pidof failed.
* \li true: if failed
* \li false: if not
*/
bool pidof_call_failed;
//! about the call of command pidof
/*!
* This boolean tells if the call of the command pidof was started or if
* the command is running
* \li true: if is started/running
* \li false: if not
*/
bool pidof_call_started;
//! if pidof return value is recieved
/*!
* This boolean tells if the call of the command pidof returned and the
* returnvalue was parsed to set \ref blacklisted_running
* \li true: if returned and parsed
* \li false: if not
*/
bool pidof_call_returned;
//! if a blacklisted program/process is running
/*!
* This boolean tells if a blacklisted program/process is currently running.
* \li true: if a blacklisted program/process is running
* \li false: if not
*/
bool blacklisted_running;
//! TQStringList with blacklisted programs for autosuspend
TQStringList blacklist;
//! time which must expire before emit signal for autosuspend
unsigned long timeToInactivity;
//! time of inactivity from the last check
unsigned long idleTime;
//! time of inactivity from the last check
unsigned long blacklisted_running_last;
//! if the XServer-has XScreenSaverExtension
int has_XSC_Extension;
//! TQTimer intervall for the \ref checkInactivity Timer
/*!
* The time intervall to check for the current status and time of
* userinactivity. The timeslice is currently 30 sec.
*/
static const int CHECK_for_INACTIVITY = 10000;
//! TQTimer for check inactivity
/*!
* This timer is used to check the currently status and time of
* user inactivity on the X-Server. The timer interval is defined through
* \ref CHECK_for_INACTIVITY .
*/
TQTimer *checkInactivity;
screen *display; // No ownership here!!
bool prev_screensaver_enabled;
unsigned long prev_idle_time;
unsigned long correction_value;
// -------- FUNCTIONS ------------
//! to check the user-inactivity on the XServer
void checkXInactivity();
//! to check for running blacklisted programs
void checkBlacklisted();
//! to monitor the values
void check( bool recheck );
//! to workaround a strange behavior of the XScreenSaver extension
unsigned long workaroundCreepyXServer(XScreenSaverInfo *_mitInfo);
private slots:
//! to monitor the values
void check();
//! to monitor the values
void recheck();
//! to get the PIDs of blacklisted programs/processes
void getPIDs(TDEProcess *, char *, int);
//! to get the signal if the command call is exited
void getPIDsExited(TDEProcess *);
};
#endif
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