diff options
Diffstat (limited to 'libqmenumodel/src/gtk/gtkactionobserveritem.c')
-rw-r--r-- | libqmenumodel/src/gtk/gtkactionobserveritem.c | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/libqmenumodel/src/gtk/gtkactionobserveritem.c b/libqmenumodel/src/gtk/gtkactionobserveritem.c new file mode 100644 index 0000000..aebbcc3 --- /dev/null +++ b/libqmenumodel/src/gtk/gtkactionobserveritem.c @@ -0,0 +1,152 @@ + +#include "gtkactionobserveritem.h" + +typedef GObjectClass GtkActionObserverItemClass; + +struct _GtkActionObserverItem +{ + GObject parent_instance; + GtkActionObservable *observable; + gchar* action_name; + + GtkActionAddedFunc action_added; + GtkActionEnabledChangedFunc action_enabled_changed; + GtkActionStateChangedFunc action_state_changed; + GtkActionRemovedFunc action_removed; +}; + +static void gtk_action_observer_item_init_observer_iface (GtkActionObserverInterface *iface); +G_DEFINE_TYPE_WITH_CODE (GtkActionObserverItem, gtk_action_observer_item, G_TYPE_OBJECT, + G_IMPLEMENT_INTERFACE (GTK_TYPE_ACTION_OBSERVER, gtk_action_observer_item_init_observer_iface)) + +static void +gtk_action_observer_item_finalize (GObject *object) +{ + GtkActionObserverItem *self = GTK_ACTION_OBSERVER_ITEM (object); + + if (self->observable) + g_object_unref (self->observable); + + if (self->action_name) + g_free(self->action_name); + + G_OBJECT_CLASS (gtk_action_observer_item_parent_class)->finalize (object); +} + +static void +gtk_action_observer_item_init (GtkActionObserverItem * self) +{ +} + +static void +gtk_action_observer_item_class_init (GtkActionObserverItemClass *class) +{ + class->finalize = gtk_action_observer_item_finalize; +} + +static void +gtk_action_observer_item_action_added (GtkActionObserver *observer, + GtkActionObservable *observable, + const gchar *action_name, + const GVariantType *parameter_type, + gboolean enabled, + GVariant *state) +{ + g_return_if_fail (GTK_IS_ACTION_OBSERVER_ITEM (observer)); + + GtkActionObserverItem* self; + self = GTK_ACTION_OBSERVER_ITEM (observer); + self->action_added(self, action_name, enabled, state); +} + +static void +gtk_action_observer_item_action_enabled_changed (GtkActionObserver *observer, + GtkActionObservable *observable, + const gchar *action_name, + gboolean enabled) +{ + g_return_if_fail (GTK_IS_ACTION_OBSERVER_ITEM (observer)); + + GtkActionObserverItem* self; + self = GTK_ACTION_OBSERVER_ITEM (observer); + self->action_enabled_changed(self, action_name, enabled); +} + +static void +gtk_action_observer_item_action_state_changed (GtkActionObserver *observer, + GtkActionObservable *observable, + const gchar *action_name, + GVariant *state) +{ + g_return_if_fail (GTK_IS_ACTION_OBSERVER_ITEM (observer)); + + GtkActionObserverItem* self; + self = GTK_ACTION_OBSERVER_ITEM (observer); + self->action_state_changed(self, action_name, state); +} + +static void +gtk_action_observer_item_action_removed (GtkActionObserver *observer, + GtkActionObservable *observable, + const gchar *action_name) +{ + g_return_if_fail (GTK_IS_ACTION_OBSERVER_ITEM (observer)); + + GtkActionObserverItem* self; + self = GTK_ACTION_OBSERVER_ITEM (observer); + self->action_removed(self, action_name); +} + +static void +gtk_action_observer_item_init_observer_iface (GtkActionObserverInterface *iface) +{ + iface->action_added = gtk_action_observer_item_action_added; + iface->action_enabled_changed = gtk_action_observer_item_action_enabled_changed; + iface->action_state_changed = gtk_action_observer_item_action_state_changed; + iface->action_removed = gtk_action_observer_item_action_removed; +} + +GtkActionObserverItem* +gtk_action_observer_item_new (GtkActionObservable *observable, + GtkActionAddedFunc action_added, + GtkActionEnabledChangedFunc action_enabled_changed, + GtkActionStateChangedFunc action_state_changed, + GtkActionRemovedFunc action_removed) +{ + GtkActionObserverItem* self; + self = g_object_new (GTK_TYPE_ACTION_OBSERVER_ITEM, NULL); + self->observable = g_object_ref (observable); + self->action_name = NULL; + + self->action_added = action_added; + self->action_enabled_changed = action_enabled_changed; + self->action_state_changed = action_state_changed; + self->action_removed = action_removed; + + return self; +} + +void +gtk_action_observer_item_register_action (GtkActionObserverItem *self, + const gchar* action_name) +{ + gtk_action_observer_item_unregister_action(self); + + if (action_name && g_strcmp0(action_name, "") != 0) { + self->action_name = g_strdup (action_name); + + if (g_strcmp0(self->action_name, "") != 0) { + gtk_action_observable_register_observer (self->observable, self->action_name, GTK_ACTION_OBSERVER (self)); + } + } +} + +void +gtk_action_observer_item_unregister_action (GtkActionObserverItem *self) +{ + if (self->action_name) { + gtk_action_observable_unregister_observer(self->observable, self->action_name, GTK_ACTION_OBSERVER (self)); + g_free(self->action_name); + self->action_name = NULL; + } +} |