Device State Management interface
Waldo Bastian
bastian at kde.org
Thu Jul 6 16:26:14 EEST 2006
You may want to check the "screensaver and power manager dbus interfaces"
thread that took place on this list last month.
Cheers,
Waldo
On Monday 03 July 2006 07:19, Weinehall David (Nokia-M/Tampere) wrote:
> [I was directed to this list in a discussion with Jim Gettys; I hope
> this is indeed the proper forum to discuss this issue.]
>
> In the DSM-team at OSSO/Nokia (working on the 770 Internet Tablet),
> we are currently using a home-brew set of DBus signals and method-calls
> to handle state- and mode-management information.
>
> What I'd like to open up a discussion about is:
>
> a.) Is this something that already has other (better) solutions?
> b.) Is this something anyone else is interested in, or is this something
> that has a quite narrow scope of interest?
>
> and if this indeed is something that has not been solved yet, and people
> are interested, would our current interface be a reasonable starting
> point?
>
> The interface we currently provide is (pasted from the header file;
> MCE stands for Mode Control Entity):
>
> /** The MCE DBus service */
> #define MCE_SERVICE "com.nokia.mce"
>
> /** The MCE DBus Request interface */
> #define MCE_REQUEST_IF "com.nokia.mce.request"
> /** The MCE DBus Signal interface */
> #define MCE_SIGNAL_IF "com.nokia.mce.signal"
> /** The MCE DBus Request path */
> #define MCE_REQUEST_PATH "/com/nokia/mce/request"
> /** The MCE DBus Signal path */
> #define MCE_SIGNAL_PATH "/com/nokia/mce/signal"
>
> /** The MCE DBus error interface; currently not used */
> #define MCE_ERROR_FATAL "com.nokia.mce.error.fatal"
> /** The DBus interface for invalid arguments; currently not used */
> #define MCE_ERROR_INVALID_ARGS
> "org.freedesktop.DBus.Error.InvalidArgs"
> /**
> * Request device mode
> *
> * @since v0.5.3
> * @return @c dbus_string_t with the device mode
> * (see @ref mce/mode-names.h for valid modes)
> */
> #define MCE_DEVICE_MODE_GET "get_device_mode"
>
> /**
> * Request device lock mode
> *
> * @since v0.8.0
> * @return @c dbus_string_t with the device lock mode
> * (see @ref mce/mode-names.h for valid lock modes)
> */
> #define MCE_DEVLOCK_MODE_GET "get_devicelock_mode"
>
> /**
> * Request touchscreen/keypad lock mode
> *
> * @since v1.4.0
> * @return @c dbus_string_t with the touchscreen/keypad lock mode
> * (see @ref mce/mode-names.h for valid lock modes)
> */
> #define MCE_TKLOCK_MODE_GET "get_tklock_mode"
>
> /**
> * Request MCE version
> *
> * @since v1.1.6
> * @return @c dbus_string_t with the MCE version
> */
> #define MCE_VERSION_GET "get_version"
>
> /**
> * Unblank display
> *
> * @since v0.5
> */
> #define MCE_DISPLAY_ON_REQ "req_display_state_on"
>
> /**
> * Prevent display from blanking
> *
> * @since v0.5
> */
> #define MCE_PREVENT_BLANK_REQ "req_display_blanking_pause"
>
> /**
> * Request device mode change
> *
> * @since v0.5
> * @param mode @c dbus_string_t with the new device mode
> * (see @ref mce/mode-names.h for valid device modes)
> */
> #define MCE_DEVICE_MODE_CHANGE_REQ "req_device_mode_change"
>
> /**
> * Request tklock mode change
> *
> * @since v1.4.0
> * @param mode @c dbus_string_t with the new touchscreen/keypad lock
> mode
> * (see @ref mce/mode-names.h for valid lock modes)
> */
> #define MCE_TKLOCK_MODE_CHANGE_REQ "req_tklock_mode_change"
>
> /**
> * Request powerup
> *
> * @since v0.5
> */
> #define MCE_POWERUP_REQ "req_powerup"
>
> /**
> * Request reboot
> *
> * @since v0.5.5
> */
> #define MCE_REBOOT_REQ "req_reboot"
>
> /**
> * Request shutdown
> *
> * @since v0.5
> */
> #define MCE_SHUTDOWN_REQ "req_shutdown"
>
> /**
> * Validate device lock code
> *
> * @since v0.9.10
> * @param code @c dbus_string_t with the encrypted password from @c
> crypt(3)
> * @param salt @c dbus_string_t with the salt used with @c crypt(3)
> * @return @c dbus_bool_t @c TRUE if the lock code is correct,
> * @c FALSE if the lock code is incorrect
> */
> #define MCE_DEVLOCK_VALIDATE_CODE_REQ "validate_devicelock_code"
>
> /**
> * Set alarm mode
> *
> * @since v0.9.10
> * @param mode @c dbus_string_t with the new alarm mode
> * (see @ref mce/mode-names.h for valid alarm modes)
> */
> #define MCE_ALARM_MODE_CHANGE_REQ "set_alarm_mode"
>
> /**
> * Notify everyone that the system is about to shut down
> *
> * @since v0.4.1
> */
> #define MCE_SHUTDOWN_SIG "shutdown_ind"
>
> /**
> * Signal that indicates that the device lock mode has changed
> *
> * @since v0.8.0
> * @param mode @c dbus_string_t with the new lock mode
> * (see @ref mce/mode-names.h for valid lock modes)
> */
> #define MCE_DEVLOCK_MODE_SIG "devicelock_mode_ind"
>
> /**
> * Signal that indicates that the touchscreen/keypad lock mode has
> changed
> *
> * @since v1.4.0
> * @param mode @c dbus_string_t with the new lock mode
> * (see @ref mce/mode-names.h for valid lock modes)
> */
> #define MCE_TKLOCK_MODE_SIG "tklock_mode_ind"
>
> /**
> * Notify everyone to save unsaved data
> *
> * @since v0.3
> */
> #define MCE_DATA_SAVE_SIG "save_unsaved_data_ind"
>
> /**
> * Notify everyone that the system is active/inactive
> *
> * @since v0.9.3
> * @param inactive @c dbus_bool_t @c TRUE if the system is inactive,
> * @c FALSE if the system is active
> */
> #define MCE_INACTIVITY_SIG "system_inactivity_ind"
>
> /**
> * Notify everyone that the device mode has changed
> *
> * @since v0.5
> * @param mode @c dbus_string_t with the new device mode
> * (see @ref mce/mode-names.h for valid device modes)
> */
> #define MCE_DEVICE_MODE_SIG "sig_device_mode_ind"
>
> /**
> * Notify everyone that the home button was pressed (short press)
> *
> * @since v0.3
> */
> #define MCE_HOME_KEY_SIG "sig_home_key_pressed_ind"
>
> /**
> * Notify everyone that the home button was pressed (long press)
> *
> * @since v0.3
> */
> #define MCE_HOME_KEY_LONG_SIG "sig_home_key_pressed_long_ind"
>
>
> Regards: David Weinehall
> _______________________________________________
> xdg mailing list
> xdg at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/xdg
--
Linux Client Architect - Channel Platform Solutions Group - Intel Corporation
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