[gnome-panel] menu: add gp_menu_set_append_func

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 22fa6181371784d88229fb6c5ef4d1dbdba27497
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Feb 18 00:30:49 2018 +0200

    menu: add gp_menu_set_append_func

 modules/menu/gp-menu-utils.h |    4 ++++
 modules/menu/gp-menu.c       |   35 ++++++++++++++++++++++++++---------
 modules/menu/gp-menu.h       |   11 ++++++++---
 3 files changed, 38 insertions(+), 12 deletions(-)
---
diff --git a/modules/menu/gp-menu-utils.h b/modules/menu/gp-menu-utils.h
index 9f18a70..65fdb62 100644
--- a/modules/menu/gp-menu-utils.h
+++ b/modules/menu/gp-menu-utils.h
@@ -19,9 +19,13 @@
 #define GP_MENU_UTILS_H
 
 #include <gio/gdesktopappinfo.h>
+#include <gtk/gtk.h>
 
 G_BEGIN_DECLS
 
+typedef void (* GpAppendMenuItemsFunc) (GtkMenu  *menu,
+                                        gpointer  user_data);
+
 void   gp_menu_utils_app_info_launch    (GDesktopAppInfo *app_info);
 
 void   gp_menu_utils_launch_uri         (const gchar     *uri);
diff --git a/modules/menu/gp-menu.c b/modules/menu/gp-menu.c
index ecf6b95..8101f0a 100644
--- a/modules/menu/gp-menu.c
+++ b/modules/menu/gp-menu.c
@@ -26,20 +26,23 @@
 
 struct _GpMenu
 {
-  GtkMenu    parent;
+  GtkMenu                parent;
 
-  gchar     *name;
-  GpApplet  *applet;
-  gboolean   required;
+  gchar                 *name;
+  GpApplet              *applet;
+  gboolean               required;
 
-  GMenuTree *tree;
+  GMenuTree             *tree;
 
-  gboolean   empty;
+  gboolean               empty;
 
-  guint      reload_id;
+  GpAppendMenuItemsFunc  append_func;
+  gpointer               append_data;
 
-  gulong     locked_down_id;
-  gulong     menu_icon_size_id;
+  guint                  reload_id;
+
+  gulong                 locked_down_id;
+  gulong                 menu_icon_size_id;
 };
 
 enum
@@ -304,6 +307,9 @@ menu_reload (GpMenu *menu)
       directory = gmenu_tree_get_directory_from_path (menu->tree, "/");
       directory_to_menu_items (directory, GTK_WIDGET (menu), menu);
       gmenu_tree_item_unref (directory);
+
+      if (menu->append_func != NULL)
+        menu->append_func (GTK_MENU (menu), menu->append_data);
     }
 
   children = gtk_container_get_children (GTK_CONTAINER (menu));
@@ -570,3 +576,14 @@ gp_menu_new (GpApplet    *applet,
                        "required", required,
                        NULL);
 }
+
+void
+gp_menu_set_append_func (GpMenu                *menu,
+                         GpAppendMenuItemsFunc  append_func,
+                         gpointer               user_data)
+{
+  menu->append_func = append_func;
+  menu->append_data = user_data;
+
+  queue_reload (menu);
+}
diff --git a/modules/menu/gp-menu.h b/modules/menu/gp-menu.h
index 9367545..e984a88 100644
--- a/modules/menu/gp-menu.h
+++ b/modules/menu/gp-menu.h
@@ -18,6 +18,7 @@
 #ifndef GP_MENU_H
 #define GP_MENU_H
 
+#include "gp-menu-utils.h"
 #include <libgnome-panel/gp-applet.h>
 
 G_BEGIN_DECLS
@@ -25,9 +26,13 @@ G_BEGIN_DECLS
 #define GP_TYPE_MENU (gp_menu_get_type ())
 G_DECLARE_FINAL_TYPE (GpMenu, gp_menu, GP, MENU, GtkMenu)
 
-GtkWidget *gp_menu_new (GpApplet    *applet,
-                        const gchar *name,
-                        gboolean     required);
+GtkWidget *gp_menu_new             (GpApplet              *applet,
+                                    const gchar           *name,
+                                    gboolean               required);
+
+void       gp_menu_set_append_func (GpMenu                *menu,
+                                    GpAppendMenuItemsFunc  append_func,
+                                    gpointer               user_data);
 
 G_END_DECLS