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Diffstat (limited to 'kdesktop/screensaverInterfaceImpl.h')
| -rw-r--r-- | kdesktop/screensaverInterfaceImpl.h | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/kdesktop/screensaverInterfaceImpl.h b/kdesktop/screensaverInterfaceImpl.h new file mode 100644 index 000000000..0b79f1693 --- /dev/null +++ b/kdesktop/screensaverInterfaceImpl.h @@ -0,0 +1,204 @@ +/* + * screensaverInterfaceImpl.h + * + * (C) 2024 Emanoil Kotsev + * deloptes (AT) gmail.com + * + * tdebase Copyright (C) 2009 tdebase development team + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef KDESKTOP_SCREENSAVERINTERFACEIMPL_H_ +#define KDESKTOP_SCREENSAVERINTERFACEIMPL_H_ + +#include <dcopref.h> +#include <tqpair.h> +#include <tqmap.h> +#include <tqdbusconnection.h> + +#include "dbus/screensaver/screensaverInterface.h" + +#define DBUS_SCREENSAVER_SERVICE "TDEDbusScreenSaver" +#define DBUS_SCREENSAVER_SERVICE_NAME "org.freedesktop.ScreenSaver" +#define DBUS_SCREENSAVER_SERVICE_PATH "/org/freedesktop/ScreenSaver" + +class ScreenSaverInterfaceImpl : public org::freedesktop::ScreenSaverInterface +{ + /** + * + * Idle inhibition is achieved by the application calling an Inhibit method on a well-known D-Bus name. + * + * Inhibition will stop when the UnInhibit method is called, or the application disconnects from the + * D-Bus session bus (which usually happens upon exit). + * Implementations of this well-known bus name must have an object /org/freedesktop/ScreenSaver which + * implements the org.freedesktop.ScreenSaver interface. + * + * https://specifications.freedesktop.org/idle-inhibit-spec/latest/ch03.html + */ + +public: + ScreenSaverInterfaceImpl(TQT_DBusConnection&); + virtual ~ScreenSaverInterfaceImpl(); + + void restoreState(); + +protected: + /** + * void Lock() + * This method gets called when the service daemon + * locks the screen + */ + virtual bool Lock(TQT_DBusError& error); + + /** + * Name: SimulateUserActivity + * Args: (none) + * Returns: (nothing) + * Description: Simulate use activity to prevent screen saver being spawned + * + * Not implemented + */ + virtual bool SimulateUserActivity(TQT_DBusError& error); + + /** + * Name: GetActive + * Args: (none) + * Returns: DBUS_TYPE_BOOLEAN + * Descriptions: Returns the value of the current state of activity. + * See setActive(). + * + * Not implemented + */ + virtual bool GetActive(bool& arg0, TQT_DBusError& error); + + /** + * Name: GetActiveTime + * Args: (none) + * Returns: DBUS_TYPE_UINT32 + * Descriptions: Returns the number of seconds that the screensaver has + * been active. Returns zero if the screensaver is not + * active. + * + * Not implemented + */ + virtual bool GetActiveTime(TQ_UINT32& seconds, TQT_DBusError& error); + + /** + * + * Name: GetSessionIdleTime + * Args: (none) + * Returns: DBUS_TYPE_UINT32 + * Descriptions: Returns the number of seconds that the session has + * been idle. Returns zero if the session is not idle. + * + * Not implemented + */ + virtual bool GetSessionIdleTime(TQ_UINT32& seconds, TQT_DBusError& error); + + /** + * Name: SetActive + * Args: DBUS_TYPE_BOOLEAN state + * state: TRUE to request activation, + * FALSE to request deactivation + * Returns: (nothing) + * Description: Request a change in the state of the screensaver. + * Set to TRUE to request that the screensaver activate. + * Active means that the screensaver has blanked the + * screen and may run a graphical theme. This does + * not necessary mean that the screen is locked. + * + * Not implemented + */ + virtual bool SetActive(bool& arg0, bool e, TQT_DBusError& error); + + /** + * + * Name: Inhibit + * Args: DBUS_TYPE_STRING "application-name" + * A unique identifier for the application, usually a reverse domain + * (such as 'org.freedesktop.example'). + * DBUS_TYPE_STRING "reason for inhibit" + * A human-readable and possibly translated string + * explaining the reason why idleness is inhibited + * (such as 'Playing a movie'). + * Returns: INT cookie + * This is a random number used to identify the request. + * To be passed to UnInhibit when done. + * Description: Request that saving the screen due to system idleness + * be blocked until UnInhibit is called or the + * calling process exits. + * + * https://specifications.freedesktop.org/idle-inhibit-spec/latest/re01.html + * https://lists.freedesktop.org/archives/xdg/2007-March/009187.html + */ + + virtual bool Inhibit(const TQString& application_name, const TQString& reason_for_inhibit, TQ_UINT32& cookie, TQT_DBusError& error); + + /** + * + * Name: UnInhibit + * Args: DBUS_TYPE_UINT32 cookie + * A cookie representing the inhibition request, + * as returned by the 'Inhibit' function. + * Returns: (nothing) + * Description: Cancel a previous call to Inhibit() identified by the cookie. + */ + virtual bool UnInhibit(TQ_UINT32 cookie, TQT_DBusError& error); + + /** + * + * Name: Throttle + * Args: DBUS_TYPE_STRING "application-name" + * DBUS_TYPE_STRING "reason for throttle" + * INT cookie + * This is a random number used to identify the request. + * Description: Request that running themes while the screensaver is + * active be blocked until UnThrottle is called or the + * calling process exits. + * + * Not implemented + */ + virtual bool Throttle(const TQString& application_name, const TQString& reason_for_inhibit, TQ_UINT32& cookie, TQT_DBusError& error); + + /** + * Name: UnThrottle + * Args: DBUS_TYPE_UINT32 cookie + * Returns: (nothing) + * Description: Cancel a previous call to Throttle() identified by the cookie. + * Not implemented + */ + virtual bool UnThrottle(TQ_UINT32 cookie, TQT_DBusError& error); + + virtual void handleMethodReply(const TQT_DBusMessage& reply); + virtual bool handleSignalSend(const TQT_DBusMessage& reply); + virtual TQString objectPath() const; + +private: + bool screenSaverIsEnabled(); + bool forceScreenSaver(bool); + + struct Pair { + TQString name; + TQString value; + }; + + TQT_DBusConnection *m_connection; + TQMap<TQ_UINT32,Pair> m_cookies; + TQ_UINT32 m_ccount; + + DCOPRef m_kdesktopdcoprefobj; + bool isScreenSaverEnabled; +}; + +#endif /* KDESKTOP_SCREENSAVERINTERFACEIMPL_H_ */ |