/**
* D-Bus callback for the ALS disabling method call
*
* @param msg The D-Bus message
* @return TRUE
*/
static gboolean als_disable_req_dbus_cb(DBusMessage *const msg)
{
const char *sender;
gssize retval;
if( !(sender = dbus_message_get_sender(msg)) )
goto EXIT;
mce_log(LL_DEBUG, "Received ALS disable request from %s", sender);
retval = mce_dbus_owner_monitor_remove(sender,
&ext_als_enablers);
if (retval == -1) {
mce_log(LL_INFO, "Failed to remove name owner monitoring"
" for `%s'",sender);
goto EXIT;
}
rethink_als_status();
EXIT:
if( !dbus_message_get_no_reply(msg) ) {
DBusMessage *reply = dbus_new_method_reply(msg);
dbus_send_message(reply), reply = 0;
}
return TRUE;
}
/**
* GConf callback for ALS settings
*
* @param gcc Unused
* @param id Connection ID from gconf_client_notify_add()
* @param entry The modified GConf entry
* @param data Unused
*/
static void use_als_gconf_cb(GConfClient *const gcc, const guint id,
GConfEntry *const entry, gpointer const data)
{
const GConfValue *gcv = gconf_entry_get_value(entry);
(void)gcc;
(void)data;
/* Key is unset */
if (gcv == NULL) {
mce_log(LL_DEBUG,
"GConf Key `%s' has been unset",
gconf_entry_get_key(entry));
goto EXIT;
}
if (id == use_als_gconf_id) {
use_als_flag = gconf_value_get_bool(gcv);
rethink_als_status();
} else {
mce_log(LL_WARN,
"Spurious GConf value received; confused!");
}
EXIT:
return;
}
/** GConf callback for powerkey related settings
*
* @param gcc (not used)
* @param id Connection ID from gconf_client_notify_add()
* @param entry The modified GConf entry
* @param data (not used)
*/
static void
fba_gconf_cb(GConfClient *const gcc, const guint id,
GConfEntry *const entry, gpointer const data)
{
(void)gcc;
(void)data;
(void)id;
const GConfValue *gcv = gconf_entry_get_value(entry);
if( !gcv ) {
mce_log(LL_DEBUG, "GConf Key `%s' has been unset",
gconf_entry_get_key(entry));
goto EXIT;
}
if( id == use_als_gconf_id ) {
gboolean old = use_als_flag;
use_als_flag = gconf_value_get_bool(gcv);
if( use_als_flag != old ) {
rethink_als_status();
}
}
else if( id == als_input_filter_gconf_id ) {
const char *val = gconf_value_get_string(gcv);
if( !eq(als_input_filter, val) ) {
g_free(als_input_filter);
als_input_filter = g_strdup(val);
inputflt_select(als_input_filter);
}
}
else if( id == als_sample_time_gconf_id ) {
gint old = als_sample_time;
als_sample_time = gconf_value_get_int(gcv);
if( als_sample_time != old ) {
mce_log(LL_NOTICE, "als_sample_time: %d -> %d",
old, als_sample_time);
// NB: takes effect on the next sample timer restart
}
}
else if (id == color_profile_gconf_id) {
const gchar *val = gconf_value_get_string(gcv);
if( !eq(color_profile_name, val) ) {
if( !set_color_profile(val) )
save_color_profile(color_profile_name);
}
}
else {
mce_log(LL_WARN, "Spurious GConf value received; confused!");
}
EXIT:
return;
}
/**
* Handle display state change
*
* @param data The display stated stored in a pointer
*/
static void display_state_trigger(gconstpointer data)
{
display_state_t prev = display_state;
display_state = GPOINTER_TO_INT(data);
if( prev == display_state )
goto EXIT;
mce_log(LL_DEBUG, "display_state: %s -> %s",
display_state_repr(prev),
display_state_repr(display_state));
rethink_als_status();
EXIT:
return;
}
const gchar *g_module_check_init(GModule *module)
{
(void)module;
fba_config_init();
fba_datapipe_init();
fba_init_dbus();
fba_gconf_init();
inputflt_init();
rethink_als_status();
return NULL;
}
/**
* Handle display state change
*
* @param data The display stated stored in a pointer
*/
static void display_state_trigger(gconstpointer data)
{
static display_state_t old_display_state = MCE_DISPLAY_UNDEF;
display_state = GPOINTER_TO_INT(data);
if( old_display_state == display_state )
goto EXIT;
mce_log(LL_DEBUG, "display: %d -> %d",
old_display_state, display_state);
old_display_state = display_state;
rethink_als_status();
EXIT:
return;
}
/**
* D-Bus callback used for reference counting ALS enabling;
* if the requesting process exits, immediately decrease the refcount
*
* @param msg The D-Bus message
* @return TRUE
*/
static gboolean als_owner_monitor_dbus_cb(DBusMessage *const msg)
{
const gchar *old_name = 0;
const gchar *new_name = 0;
const gchar *service = 0;
DBusError error = DBUS_ERROR_INIT;
gssize retval;
if( !dbus_message_get_args(msg, &error,
DBUS_TYPE_STRING, &service,
DBUS_TYPE_STRING, &old_name,
DBUS_TYPE_STRING, &new_name,
DBUS_TYPE_INVALID) ) {
mce_log(LL_ERR, "Failed to get argument from %s.%s; %s: %s",
"org.freedesktop.DBus", "NameOwnerChanged",
error.name, error.message);
goto EXIT;
}
/* Remove the name monitor for the ALS owner */
retval = mce_dbus_owner_monitor_remove(service,
&ext_als_enablers);
if (retval == -1) {
mce_log(LL_WARN, "Failed to remove name owner monitoring"
" for `%s'", service);
goto EXIT;
}
rethink_als_status();
EXIT:
dbus_error_free(&error);
return TRUE;
}
const gchar *g_module_check_init(GModule *module)
{
(void)module;
/* Read lux ramps from configuration */
als_filter_load_config(&lut_display);
als_filter_load_config(&lut_led);
als_filter_load_config(&lut_key);
/* Get intial display state */
display_state = datapipe_get_gint(display_state_pipe);
/* Append triggers/filters to datapipes */
append_filter_to_datapipe(&display_brightness_pipe,
display_brightness_filter);
append_filter_to_datapipe(&led_brightness_pipe,
led_brightness_filter);
append_filter_to_datapipe(&key_backlight_pipe,
key_backlight_filter);
append_output_trigger_to_datapipe(&display_state_pipe,
display_state_trigger);
/* Add dbus method call handlers */
mce_dbus_handler_add(MCE_REQUEST_IF,
MCE_REQ_ALS_ENABLE,
NULL,
DBUS_MESSAGE_TYPE_METHOD_CALL,
als_enable_req_dbus_cb);
mce_dbus_handler_add(MCE_REQUEST_IF,
MCE_REQ_ALS_DISABLE,
NULL,
DBUS_MESSAGE_TYPE_METHOD_CALL,
als_disable_req_dbus_cb);
mce_dbus_handler_add(MCE_REQUEST_IF,
MCE_COLOR_PROFILE_GET,
NULL,
DBUS_MESSAGE_TYPE_METHOD_CALL,
color_profile_get_req_dbus_cb);
mce_dbus_handler_add(MCE_REQUEST_IF,
MCE_COLOR_PROFILE_IDS_GET,
NULL,
DBUS_MESSAGE_TYPE_METHOD_CALL,
color_profile_ids_get_req_dbus_cb);
mce_dbus_handler_add(MCE_REQUEST_IF,
MCE_COLOR_PROFILE_CHANGE_REQ,
NULL,
DBUS_MESSAGE_TYPE_METHOD_CALL,
color_profile_change_req_dbus_cb);
/* ALS enabled setting */
mce_gconf_notifier_add(MCE_GCONF_DISPLAY_PATH,
MCE_GCONF_DISPLAY_ALS_ENABLED_PATH,
use_als_gconf_cb,
&use_als_gconf_id);
mce_gconf_get_bool(MCE_GCONF_DISPLAY_ALS_ENABLED_PATH,
&use_als_flag);
/* Color profile setting */
mce_gconf_notifier_add(MCE_GCONF_DISPLAY_PATH,
MCE_GCONF_DISPLAY_COLOR_PROFILE_PATH,
color_profile_gconf_cb,
&color_profile_gconf_id);
if( init_color_profiles() )
init_current_color_profile();
rethink_als_status();
return NULL;
}
