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List: freedesktop-xdg
Subject: Re: Device State Management interface
From: Waldo Bastian <bastian () kde ! org>
Date: 2006-07-06 13:26:14
Message-ID: 200607060926.28086.bastian () kde ! org
[Download RAW message or body]
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@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/xdg
--
Linux Client Architect - Channel Platform Solutions Group - Intel Corporation
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