From 8008ec3c0dbd2dca7697f4f22c90f1d84819d1e0 Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles.kerr@canonical.com>
Date: Sun, 23 Jun 2013 18:06:39 -0500
Subject: add ido_guest_menu_item_new_for_model()

---
 src/idomenuitemfactory.c |   3 +
 src/idousermenuitem.c    | 182 +++++++++++++++++++++++++++++++----------------
 src/idousermenuitem.h    |   3 +
 3 files changed, 128 insertions(+), 60 deletions(-)

diff --git a/src/idomenuitemfactory.c b/src/idomenuitemfactory.c
index 650c95f..5ded309 100644
--- a/src/idomenuitemfactory.c
+++ b/src/idomenuitemfactory.c
@@ -54,6 +54,9 @@ ido_menu_item_factory_create_menu_item (UbuntuMenuItemFactory *factory,
   if (g_str_equal (type, "indicator.user-menu-item"))
     item = ido_user_menu_item_new_from_model (menuitem, actions);
 
+  if (g_str_equal (type, "indicator.guest-menu-item"))
+    item = ido_guest_menu_item_new_from_model (menuitem, actions);
+
   else if (g_str_equal (type, "com.canonical.indicator.calendar"))
     item = ido_calendar_menu_item_new_from_model (menuitem, actions);
 
diff --git a/src/idousermenuitem.c b/src/idousermenuitem.c
index 655ae21..ab95d66 100644
--- a/src/idousermenuitem.c
+++ b/src/idousermenuitem.c
@@ -342,6 +342,86 @@ ido_user_menu_item_new (void)
   return GTK_WIDGET (g_object_new (IDO_USER_MENU_ITEM_TYPE, NULL));
 }
 
+/***
+****
+***/
+
+/**
+ * This is a helper function for creating user menuitems for both
+ * "indicator.user-menu-item" and "indicator.guest-menu-item",
+ * since they only differ in how they use their action's state.
+ */
+static GtkMenuItem *
+user_menu_item_new_from_model (GMenuItem    * menuitem,
+                               GActionGroup * actions,
+                               GCallback      state_changed_callback)
+{
+  guint i;
+  guint n;
+  IdoUserMenuItem * ido_user;
+  gchar * str;
+  gchar * action;
+  GVariant * v;
+  GParameter parameters[4];
+
+  /* create the ido_user */
+
+  n = 0;
+
+  if (g_menu_item_get_attribute (menuitem, G_MENU_ATTRIBUTE_LABEL, "s", &str))
+    {
+      GParameter p = { "label", G_VALUE_INIT };
+      g_value_init (&p.value, G_TYPE_STRING);
+      g_value_take_string (&p.value, str);
+      parameters[n++] = p;
+    }
+
+  if ((v = g_menu_item_get_attribute_value (menuitem, G_MENU_ATTRIBUTE_ICON, NULL)))
+    {
+      GParameter p = { "icon", G_VALUE_INIT };
+      GIcon * icon = g_icon_deserialize (v);
+      g_value_init (&p.value, G_TYPE_OBJECT);
+      g_value_take_object (&p.value, icon);
+      g_variant_unref (v);
+      parameters[n++] = p;
+    }
+
+  g_assert (n <= G_N_ELEMENTS (parameters));
+  ido_user = g_object_newv (IDO_USER_MENU_ITEM_TYPE, n, parameters);
+
+  for (i=0; i<n; i++)
+    g_value_unset (&parameters[i].value);
+
+  /* gie it an ActionHelper */
+
+  if (g_menu_item_get_attribute (menuitem, G_MENU_ATTRIBUTE_ACTION, "s", &action))
+    {
+      IdoActionHelper *helper;
+      GVariant *target;
+
+      target = g_menu_item_get_attribute_value (menuitem, G_MENU_ATTRIBUTE_TARGET, G_VARIANT_TYPE_ANY);
+
+      helper = ido_action_helper_new (GTK_WIDGET (ido_user), actions, action, target);
+      g_signal_connect (helper, "action-state-changed",
+                        state_changed_callback, NULL);
+
+      g_signal_connect_object (ido_user, "activate",
+                               G_CALLBACK (ido_action_helper_activate),
+                               helper, G_CONNECT_SWAPPED);
+      g_signal_connect_swapped (ido_user, "destroy", G_CALLBACK (g_object_unref), helper);
+
+      if (target)
+        g_variant_unref (target);
+      g_free (action);
+    }
+
+  return GTK_MENU_ITEM (ido_user);
+}
+
+/***
+****  indicator.user-menu-item handler
+***/
+
 /**
  * user_menu_item_state_changed:
  *
@@ -355,22 +435,21 @@ user_menu_item_state_changed (IdoActionHelper *helper,
                               GVariant        *state,
                               gpointer         user_data)
 {
+  gboolean is_logged_in = FALSE;
+  gboolean is_current_user = FALSE;
   IdoUserMenuItem *item;
   GVariant *target;
   GVariant *v;
 
   item = IDO_USER_MENU_ITEM (ido_action_helper_get_widget (helper));
 
-  ido_user_menu_item_set_current_user (item, FALSE);
-  ido_user_menu_item_set_logged_in (item, FALSE);
-
   target = ido_action_helper_get_action_target (helper);
   g_return_if_fail (g_variant_is_of_type (target, G_VARIANT_TYPE_STRING));
 
   if ((v = g_variant_lookup_value (state, "active-user", G_VARIANT_TYPE_STRING)))
     {
       if (g_variant_equal (v, target))
-        ido_user_menu_item_set_current_user (item, TRUE);
+        is_current_user = TRUE;
 
       g_variant_unref (v);
     }
@@ -384,12 +463,16 @@ user_menu_item_state_changed (IdoActionHelper *helper,
       while ((user = g_variant_iter_next_value (&it)))
         {
           if (g_variant_equal (user, target))
-            ido_user_menu_item_set_logged_in (item, TRUE);
+            is_logged_in = TRUE;
+
           g_variant_unref (user);
         }
 
       g_variant_unref (v);
     }
+
+  ido_user_menu_item_set_logged_in (item, is_logged_in);
+  ido_user_menu_item_set_current_user (item, is_current_user);
 }
 
 /**
@@ -404,65 +487,44 @@ GtkMenuItem *
 ido_user_menu_item_new_from_model (GMenuItem    *menuitem,
                                    GActionGroup *actions)
 {
-  guint i;
-  guint n;
-  IdoUserMenuItem * ido_user;
-  gchar * str;
-  gchar * action;
-  GVariant * v;
-  GParameter parameters[4];
-
-  /* create the ido_user */
-
-  n = 0;
-
-  if (g_menu_item_get_attribute (menuitem, "label", "s", &str))
-    {
-      GParameter p = { "label", G_VALUE_INIT };
-      g_value_init (&p.value, G_TYPE_STRING);
-      g_value_take_string (&p.value, str);
-      parameters[n++] = p;
-    }
-
-  if ((v = g_menu_item_get_attribute_value (menuitem, G_MENU_ATTRIBUTE_ICON, NULL)))
-    {
-      GParameter p = { "icon", G_VALUE_INIT };
-      GIcon * icon = g_icon_deserialize (v);
-      g_value_init (&p.value, G_TYPE_OBJECT);
-      g_value_take_object (&p.value, icon);
-      g_variant_unref (v);
-      parameters[n++] = p;
-    }
-
-  g_assert (n <= G_N_ELEMENTS (parameters));
-  ido_user = g_object_newv (IDO_USER_MENU_ITEM_TYPE, n, parameters);
-
-  for (i=0; i<n; i++)
-    g_value_unset (&parameters[i].value);
-
-  /* gie it an ActionHelper */
-
-  if (g_menu_item_get_attribute (menuitem, "action", "s", &action))
-    {
-      IdoActionHelper *helper;
-      GVariant *target;
+  return user_menu_item_new_from_model (menuitem,
+                                        actions,
+                                        G_CALLBACK(user_menu_item_state_changed));
+}
 
-      target = g_menu_item_get_attribute_value (menuitem, "target", G_VARIANT_TYPE_ANY);
+/***
+****  indicator.guest-menu-item handler
+***/
 
-      helper = ido_action_helper_new (GTK_WIDGET (ido_user), actions, action, target);
-      g_signal_connect (helper, "action-state-changed",
-                        G_CALLBACK (user_menu_item_state_changed), NULL);
+static void
+guest_menu_item_state_changed (IdoActionHelper *helper,
+                               GVariant        *state,
+                               gpointer         user_data)
+{
+  IdoUserMenuItem * item = IDO_USER_MENU_ITEM (ido_action_helper_get_widget (helper));
+  gboolean b;
 
-      g_signal_connect_object (ido_user, "activate",
-                               G_CALLBACK (ido_action_helper_activate),
-                               helper, G_CONNECT_SWAPPED);
-      g_signal_connect_swapped (ido_user, "destroy", G_CALLBACK (g_object_unref), helper);
+  if ((g_variant_lookup (state, "is-active", "b", &b)))
+    ido_user_menu_item_set_current_user (item, b);
 
-      if (target)
-        g_variant_unref (target);
-      g_free (action);
-    }
+  if ((g_variant_lookup (state, "is-logged-in", "b", &b)))
+    ido_user_menu_item_set_current_user (item, b);
+}
 
-  return GTK_MENU_ITEM (ido_user);
+/**
+ * ido_guest_menu_item_new_from_model:
+ *
+ * Creates an #IdoUserMenuItem. If @menuitem contains an action, the
+ * widget is bound to that action in @actions.
+ *
+ * Returns: (transfer full): a new #IdoUserMenuItem
+ */
+GtkMenuItem *
+ido_guest_menu_item_new_from_model (GMenuItem    *menuitem,
+                                    GActionGroup *actions)
+{
+  return user_menu_item_new_from_model (menuitem,
+                                        actions,
+                                        G_CALLBACK(guest_menu_item_state_changed));
 }
 
diff --git a/src/idousermenuitem.h b/src/idousermenuitem.h
index 89e9a12..d1d5729 100644
--- a/src/idousermenuitem.h
+++ b/src/idousermenuitem.h
@@ -65,6 +65,9 @@ void ido_user_menu_item_set_label          (IdoUserMenuItem * self, const char *
 GtkMenuItem * ido_user_menu_item_new_from_model (GMenuItem    *menuitem,
                                                  GActionGroup *actions);
 
+GtkMenuItem * ido_guest_menu_item_new_from_model (GMenuItem    *menuitem,
+                                                  GActionGroup *actions);
+
 G_END_DECLS
 
 #endif
-- 
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