inspector: Add ActionHolder::changed

We will use this signal to communicate
action changes to the action list widgetry.

2 files changed, 18 insertions, 1 deletions

diff --git a/gtk/inspector/action-holder.c b/gtk/inspector/action-holder.c
index 199741e3d2..4c3c43b9e5 100644
--- a/gtk/inspector/action-holder.c
+++ b/gtk/inspector/action-holder.c
@@ -8,6 +8,8 @@ struct _ActionHolder {
   char *name;
 };
 
+static guint changed_signal;
+
 G_DEFINE_TYPE (ActionHolder, action_holder, G_TYPE_OBJECT)
 
 static void
@@ -32,6 +34,15 @@ action_holder_class_init (ActionHolderClass *class)
   GObjectClass *object_class = G_OBJECT_CLASS (class);
 
   object_class->finalize = action_holder_finalize;
+
+  changed_signal =
+    g_signal_new ("changed",
+                  G_TYPE_FROM_CLASS (object_class),
+                  G_SIGNAL_RUN_FIRST,
+                  0,
+                  NULL, NULL,
+                  NULL,
+                  G_TYPE_NONE, 0);
 }
 
 ActionHolder *
@@ -59,3 +70,9 @@ action_holder_get_name (ActionHolder *holder)
 {
   return holder->name;
 }
+
+void
+action_holder_changed (ActionHolder *holder)
+{
+  g_signal_emit (holder, changed_signal, 0);
+}
diff --git a/gtk/inspector/action-holder.h b/gtk/inspector/action-holder.h
index fe30248784..593074225f 100644
--- a/gtk/inspector/action-holder.h
+++ b/gtk/inspector/action-holder.h
@@ -12,4 +12,4 @@ ActionHolder * action_holder_new     (GObject    *owner,
 
 GObject      *action_holder_get_owner (ActionHolder *holder);
 const char   *action_holder_get_name  (ActionHolder *holder);
-
+void          action_holder_changed   (ActionHolder *holder);