monitor-manager: Expose :night-light-supported property

We currently only expose this information over D-Bus, but now
gnome-shell needs it as well for the corresponding quick settings
toggle.

We don't want to talk D-Bus to ourselves, so make the information
available as a property as well.

https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/5752

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2576>
This commit is contained in:
Florian Müllner 2022-08-15 14:09:29 +02:00 committed by Marge Bot
parent 6de2e0a320
commit dcd3bccae5

View File

@ -72,6 +72,7 @@ enum
PROP_BACKEND,
PROP_PANEL_ORIENTATION_MANAGED,
PROP_HAS_BUILTIN_PANEL,
PROP_NIGHT_LIGHT_SUPPORTED,
PROP_LAST
};
@ -112,6 +113,7 @@ typedef struct _MetaMonitorManagerPrivate
gboolean shutting_down;
gboolean has_builtin_panel;
gboolean night_light_supported;
} MetaMonitorManagerPrivate;
G_DEFINE_TYPE_WITH_PRIVATE (MetaMonitorManager, meta_monitor_manager,
@ -1177,11 +1179,15 @@ meta_monitor_manager_get_crtc_gamma (MetaMonitorManager *manager,
}
}
static gboolean
is_night_light_supported (MetaMonitorManager *manager)
static void
update_night_light_supported (MetaMonitorManager *manager)
{
MetaMonitorManagerPrivate *priv =
meta_monitor_manager_get_instance_private (manager);
GList *l;
gboolean night_light_supported = FALSE;
for (l = meta_backend_get_gpus (manager->backend); l; l = l->next)
{
MetaGpu *gpu = l->data;
@ -1196,11 +1202,19 @@ is_night_light_supported (MetaMonitorManager *manager)
&gamma_lut_size,
NULL, NULL, NULL);
if (gamma_lut_size > 0)
return TRUE;
{
night_light_supported = TRUE;
break;
}
}
}
return FALSE;
if (priv->night_light_supported == night_light_supported)
return;
priv->night_light_supported = night_light_supported;
g_object_notify_by_pspec (G_OBJECT (manager),
obj_props[PROP_NIGHT_LIGHT_SUPPORTED]);
}
void
@ -1208,7 +1222,8 @@ meta_monitor_manager_setup (MetaMonitorManager *manager)
{
MetaMonitorConfigStore *config_store;
const MetaMonitorConfigPolicy *policy;
gboolean night_light_supported;
MetaMonitorManagerPrivate *priv =
meta_monitor_manager_get_instance_private (manager);
manager->in_init = TRUE;
@ -1219,9 +1234,8 @@ meta_monitor_manager_setup (MetaMonitorManager *manager)
meta_dbus_display_config_set_apply_monitors_config_allowed (manager->display_config,
policy->enable_dbus);
night_light_supported = is_night_light_supported (manager);
meta_dbus_display_config_set_night_light_supported (manager->display_config,
night_light_supported);
priv->night_light_supported);
meta_monitor_manager_read_current_state (manager);
@ -1337,6 +1351,7 @@ meta_monitor_manager_set_property (GObject *object,
break;
case PROP_PANEL_ORIENTATION_MANAGED:
case PROP_HAS_BUILTIN_PANEL:
case PROP_NIGHT_LIGHT_SUPPORTED:
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
@ -1363,6 +1378,9 @@ meta_monitor_manager_get_property (GObject *object,
case PROP_HAS_BUILTIN_PANEL:
g_value_set_boolean (value, priv->has_builtin_panel);
break;
case PROP_NIGHT_LIGHT_SUPPORTED:
g_value_set_boolean (value, priv->night_light_supported);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
@ -1456,6 +1474,15 @@ meta_monitor_manager_class_init (MetaMonitorManagerClass *klass)
G_PARAM_EXPLICIT_NOTIFY |
G_PARAM_STATIC_STRINGS);
obj_props[PROP_NIGHT_LIGHT_SUPPORTED] =
g_param_spec_boolean ("night-light-supported",
"Night light supported",
"Night light is supported",
FALSE,
G_PARAM_READABLE |
G_PARAM_EXPLICIT_NOTIFY |
G_PARAM_STATIC_STRINGS);
g_object_class_install_properties (object_class, PROP_LAST, obj_props);
}
@ -3443,6 +3470,7 @@ rebuild_monitors (MetaMonitorManager *manager)
update_panel_orientation_managed (manager);
update_has_builtin_panel (manager);
update_night_light_supported (manager);
}
void