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Diffstat (limited to 'src/screen.h')
| -rw-r--r-- | src/screen.h | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/src/screen.h b/src/screen.h new file mode 100644 index 0000000..ed6ad17 --- /dev/null +++ b/src/screen.h @@ -0,0 +1,178 @@ +/************************************************************************** +* Copyright (C) 2004-2006 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 SCREEN_H +#define SCREEN_H + +/* this is needed to avoid typedef clash with X11/Xmd.h (X11/Xproto.h) + */ +#ifndef QT_CLEAN_NAMESPACE +#define QT_CLEAN_NAMESPACE +#endif + +// KDE Header +#include <dcopref.h> +#include <kprocess.h> +#include <klocale.h> + +// QT Header +#include <qstring.h> +#include <qwidget.h> +//#include <qvector.h> +#include <qtimer.h> +#include <qevent.h> + +// X11 Header +#include <X11/X.h> +#include <X11/Xlib.h> +#include <X11/Xatom.h> + +/*! +* \file screen.h +* \brief Headerfile for screen.cpp and the class \ref screen. +*/ +/*! +* \class screen +* \brief class for all screensaver related funtionality +* \author Danny Kukawka, <dkukawka@suse.de>, <danny.kukawka@web.de> +* \date 2004 - 2006 +*/ +class screen : public QWidget +{ + Q_OBJECT + +private: + + //! reference to DCOP + /*! + * This is the DCOP-reference to the KScreensaverIface. We use this to send + * commandos to the active KScreensaver. + */ + DCOPRef screen_save_dcop_ref; + //! KProcess to start xlock to lock the screen + KProcess *xlock; + //! KProcess to start xscreensaver with lock command + KProcess *xscreensaver_lock; + //! KProcess to start xscreensaver with restart command + KProcess *xscreensaver_reset; + //! KProcess to start gnome-screen-saver with lock command + KProcess *gnomescreensaver_lock; + //! KProcess to check if gnome-screensaver is running + KProcess *gnomeScreensaverCheck; + + //! contains information about Xscreensaver + /*! + * This boolean represent information if Xscreensaver is active in X. + * \li true: if there is a Xscreensaver + * \li false: if there isn't a Xscreensaver + */ + bool got_XScreensaver; + //! cointains status information about the screensaver + /*! + * The value of this integer represent statusinformation about the + * screensaver (Xscreensaver and KScreensaver): + * \li (value == 0) if KScreensaver is disabled + * \li (value == 1) if KScreensaver is activated + * \li (value == 10) if Xscreensaver is not found or not running + * \li (value == 11) if Xscreensaver is activated + * \li (value == 20) if gnome-screen-saver is available + * \li (value == -1) else + */ + int SCREENSAVER_STATUS; + + //! QTimer - interval + /*! This is the interval to poll the Xscreensaver. The value is 58 sec */ + static const int xScreenSaver_timer_interval = 58000; + //! QTimer to check/ping the Xscreensaver + /*! This is the QTimer to ping the Xscreensaver. The ping-interval is defined + * through \ref xScreenSaver_timer_interval . */ + QTimer *check_xscreensaver_timer; + + //! the active X-Display + /*! Here we store a pointer to the active X-Display of KDE or GNOME */ + Display *mDisplay; + //! Xscreensaver windowsid + /*! The windowid of the active Xscreensaver. */ + Window xs_windowid; + //! XEvent for the Xscreensaver + /*! This XEvent is used so send the commands to Xscreensaver. */ + XEvent ev; + +private slots: + + //! to ping and deactivate the Xscreensaver + void xscreensaver_ping(); + //! to get the return value of gnomescreensaver-command + void getGSExited(KProcess *); + + void cleanProcess(KProcess *); + +public slots: + + //! to fake a keyevent for the login dialog after suspend with lock screen + void fakeShiftKeyEvent(); + +public: + + //! to check if \ref check_xscreensaver_timer is active + /*! + * This boolean contains information about QTimer \ref check_xscreensaver_timer . + * \li true: if the QTtimer is running + * \li false: if the QTimer isn't active/ isn't in use + */ + bool check_xscreensaver_timer_runs; + //! info about DPMS on the machine + /*! + * This variable represent the DPMS status of the machine. + * \li true: if the machine is DPMSable + * \li false: if the machine isn't DPMSable or DPMS is basic deativated + */ + bool has_DPMS; + + //! blank only the screen + void blankOnlyScreen( bool ); + //! reset KDE screensaver settings + bool resetKDEScreensaver(); + //! reset XScreensaver settings + bool resetXScreensaver(); + //! force DPMS off for display + void forceDPMSOff(); + + //! lock the screen + bool lockScreen(); + //! lock the screen with a give alias for the lock method + bool lockScreen( QString ); + //! to set DPMS on/off + bool setDPMS( bool ); + //! to set the DPMS Timeouts + bool setDPMSTimeouts( int, int, int ); + //! to activate/disable the Screensaver + bool setScreenSaver( bool ); + + //! for check the status of the screensaver + int checkScreenSaverStatus(); + //! for check the actual status of DPMS on the machine + int checkDPMSStatus(); + + //! default constructor + screen(); + //! default destructor + virtual ~screen(); +}; +#endif |