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monitor-manager: Add 'has-builtin-panel' property

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Will be TRUE if there are any built in panels. Can for example be used
to determine whether a machine is a laptop or a desktop computer.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2128>
This commit is contained in:
Jonas Ådahl 2021-12-02 21:43:08 +01:00 committed by Marge Bot
parent a6644adc28
commit 5afe51b143
1 changed files with 47 additions and 0 deletions
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47
src/backends/meta-monitor-manager.c
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@ -70,6 +70,7 @@ enum
PROP_BACKEND,
PROP_PANEL_ORIENTATION_MANAGED,
PROP_HAS_BUILTIN_PANEL,
PROP_LAST
};
@ -107,6 +108,8 @@ typedef struct _MetaMonitorManagerPrivate
GList *virtual_monitors;
gboolean shutting_down;
gboolean has_builtin_panel;
} MetaMonitorManagerPrivate;
G_DEFINE_TYPE_WITH_PRIVATE (MetaMonitorManager, meta_monitor_manager,
@ -1032,6 +1035,33 @@ update_panel_orientation_managed (MetaMonitorManager *manager)
handle_orientation_change (orientation_manager, manager);
}
static void
update_has_builtin_panel (MetaMonitorManager *manager)
{
MetaMonitorManagerPrivate *priv =
meta_monitor_manager_get_instance_private (manager);
GList *l;
gboolean has_builtin_panel = FALSE;
for (l = manager->monitors; l; l = l->next)
{
MetaMonitor *monitor = META_MONITOR (l->data);
if (meta_monitor_is_laptop_panel (monitor))
{
has_builtin_panel = TRUE;
break;
}
}
if (priv->has_builtin_panel == has_builtin_panel)
return;
priv->has_builtin_panel = has_builtin_panel;
g_object_notify_by_pspec (G_OBJECT (manager),
obj_props[PROP_HAS_BUILTIN_PANEL]);
}
void
meta_monitor_manager_setup (MetaMonitorManager *manager)
{
@ -1144,6 +1174,7 @@ meta_monitor_manager_set_property (GObject *object,
manager->backend = g_value_get_object (value);
break;
case PROP_PANEL_ORIENTATION_MANAGED:
case PROP_HAS_BUILTIN_PANEL:
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
@ -1156,6 +1187,8 @@ meta_monitor_manager_get_property (GObject *object,
GParamSpec *pspec)
{
MetaMonitorManager *manager = META_MONITOR_MANAGER (object);
MetaMonitorManagerPrivate *priv =
meta_monitor_manager_get_instance_private (manager);
switch (prop_id)
{
@ -1165,6 +1198,9 @@ meta_monitor_manager_get_property (GObject *object,
case PROP_PANEL_ORIENTATION_MANAGED:
g_value_set_boolean (value, manager->panel_orientation_managed);
break;
case PROP_HAS_BUILTIN_PANEL:
g_value_set_boolean (value, priv->has_builtin_panel);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
@ -1233,6 +1269,16 @@ meta_monitor_manager_class_init (MetaMonitorManagerClass *klass)
G_PARAM_READABLE |
G_PARAM_EXPLICIT_NOTIFY |
G_PARAM_STATIC_STRINGS);
obj_props[PROP_HAS_BUILTIN_PANEL] =
g_param_spec_boolean ("has-builtin-panel",
"Has builtin panel",
"The system has a built in panel",
FALSE,
G_PARAM_READABLE |
G_PARAM_EXPLICIT_NOTIFY |
G_PARAM_STATIC_STRINGS);
g_object_class_install_properties (object_class, PROP_LAST, obj_props);
}
@ -3148,6 +3194,7 @@ rebuild_monitors (MetaMonitorManager *manager)
}
update_panel_orientation_managed (manager);
update_has_builtin_panel (manager);
}
void