1041 lines
		
	
	
		
			30 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			1041 lines
		
	
	
		
			30 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* testgmenu.c
 | |
|  * Copyright (C) 2011  Red Hat, Inc.
 | |
|  * Written by Matthias Clasen
 | |
|  *
 | |
|  * This library is free software; you can redistribute it and/or
 | |
|  * modify it under the terms of the GNU Library General Public
 | |
|  * License as published by the Free Software Foundation; either
 | |
|  * version 2 of the License, or (at your option) any later version.
 | |
|  *
 | |
|  * This library is distributed in the hope that it will be useful,
 | |
|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | |
|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 | |
|  * Library General Public License for more details.
 | |
|  *
 | |
|  * You should have received a copy of the GNU Library General Public
 | |
|  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
 | |
|  */
 | |
| 
 | |
| #include <stdlib.h>
 | |
| #include <string.h>
 | |
| #include <gio/gio.h>
 | |
| #include <gtk/gtk.h>
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| 
 | |
| /* TODO
 | |
|  *
 | |
|  * - Labeled sections
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|  *
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|  * - Focus changes. Verify that stopping subscriptions works.
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|  *
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|  * - Other attributes. What about icons ?
 | |
|  */
 | |
| 
 | |
| /* MenuHolder {{{1 */
 | |
| 
 | |
| typedef struct {
 | |
|   GMenuModel   *model;
 | |
|   GActionGroup *group;
 | |
|   GtkWidget    *menu;
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|   gboolean      items_changed;
 | |
| } MenuHolder;
 | |
| 
 | |
| /* Menumodel callbacks {{{2 */
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| 
 | |
| static void
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| connect_to_items_changed (GMenuModel *model,
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|                           GCallback   callback,
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|                           gpointer    data)
 | |
| {
 | |
|   gint i;
 | |
|   GMenuModel *m;
 | |
|   GMenuLinkIter *iter;
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| 
 | |
|   if (!g_object_get_data (G_OBJECT (model), "handler-connected"))
 | |
|     {
 | |
|       g_signal_connect (model, "items-changed", callback, data);
 | |
|       g_object_set_data (G_OBJECT (model), "handler-connected", GINT_TO_POINTER (1));
 | |
|     }
 | |
|   for (i = 0; i < g_menu_model_get_n_items (model); i++)
 | |
|     {
 | |
|       iter = g_menu_model_iterate_item_links (model, i);
 | |
|       while (g_menu_link_iter_next (iter))
 | |
|         {
 | |
|           m = g_menu_link_iter_get_value (iter);
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|           connect_to_items_changed (m, callback, data);
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|           g_object_unref (m);
 | |
|         }
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|       g_object_unref (iter);
 | |
|     }
 | |
| }
 | |
| 
 | |
| static void
 | |
| items_changed (GMenuModel *model,
 | |
|                gint        position,
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|                gint        removed,
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|                gint        added,
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|                MenuHolder *holder)
 | |
| {
 | |
|   g_print ("Received GMenuModel::items-changed\n");
 | |
|   holder->items_changed = TRUE;
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|   connect_to_items_changed (model, G_CALLBACK (items_changed), holder);
 | |
| }
 | |
| 
 | |
|  /* Actiongroup callbacks {{{2 */
 | |
| 
 | |
| typedef struct {
 | |
|   GActionGroup *group;
 | |
|   gchar        *name;
 | |
|   gchar        *target;
 | |
|   gulong        enabled_changed_id;
 | |
|   gulong        state_changed_id;
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|   gulong        activate_handler;
 | |
| } ActionData;
 | |
| 
 | |
| static void
 | |
| action_data_free (gpointer data)
 | |
| {
 | |
|   ActionData *a = data;
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| 
 | |
|   if (a->enabled_changed_id)
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|     g_signal_handler_disconnect (a->group, a->enabled_changed_id);
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| 
 | |
|   if (a->state_changed_id)
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|     g_signal_handler_disconnect (a->group, a->state_changed_id);
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| 
 | |
|   g_object_unref (a->group);
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|   g_free (a->name);
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|   g_free (a->target);
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| 
 | |
|   g_free (a);
 | |
| }
 | |
| 
 | |
| static void
 | |
| enabled_changed (GActionGroup *group,
 | |
|                  const gchar  *action_name,
 | |
|                  gboolean      enabled,
 | |
|                  GtkWidget    *widget)
 | |
| {
 | |
|   gtk_widget_set_sensitive (widget, enabled);
 | |
| }
 | |
| 
 | |
| static void
 | |
| toggle_state_changed (GActionGroup     *group,
 | |
|                       const gchar      *name,
 | |
|                       GVariant         *state,
 | |
|                       GtkCheckMenuItem *w)
 | |
| {
 | |
|   ActionData *a;
 | |
| 
 | |
|   a = g_object_get_data (G_OBJECT (w), "action");
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|   g_signal_handler_block (w, a->activate_handler);
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|   gtk_check_menu_item_set_active (w, g_variant_get_boolean (state));
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|   g_signal_handler_unblock (w, a->activate_handler);
 | |
| }
 | |
| 
 | |
| static void
 | |
| radio_state_changed (GActionGroup     *group,
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|                      const gchar      *name,
 | |
|                      GVariant         *state,
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|                      GtkCheckMenuItem *w)
 | |
| {
 | |
|   ActionData *a;
 | |
|   gboolean b;
 | |
| 
 | |
|   a = g_object_get_data (G_OBJECT (w), "action");
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|   g_signal_handler_block (w, a->activate_handler);
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|   b = g_strcmp0 (a->target, g_variant_get_string (state, NULL)) == 0;
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|   gtk_check_menu_item_set_active (w, b);
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|   g_signal_handler_unblock (w, a->activate_handler);
 | |
| }
 | |
| 
 | |
| /* Menuitem callbacks {{{2 */
 | |
| 
 | |
| static void
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| item_activated (GtkWidget *w,
 | |
|                 gpointer   data)
 | |
| {
 | |
|   ActionData *a;
 | |
|   GVariant *parameter;
 | |
| 
 | |
|   a = g_object_get_data (G_OBJECT (w), "action");
 | |
|   if (a->target)
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|     parameter = g_variant_new_string (a->target);
 | |
|   else
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|     parameter = NULL;
 | |
|   g_action_group_activate_action (a->group, a->name, parameter);
 | |
| }
 | |
| 
 | |
| /* GtkMenu construction {{{2 */
 | |
| 
 | |
| static GtkWidget *
 | |
| create_menuitem_from_model (GMenuModel   *model,
 | |
|                             gint          item,
 | |
|                             GActionGroup *group)
 | |
| {
 | |
|   GtkWidget *w;
 | |
|   gchar *label;
 | |
|   gchar *action;
 | |
|   gchar *target;
 | |
|   gchar *s;
 | |
|   ActionData *a;
 | |
|   const GVariantType *type;
 | |
|   GVariant *v;
 | |
| 
 | |
|   label = NULL;
 | |
|   g_menu_model_get_item_attribute (model, item, G_MENU_ATTRIBUTE_LABEL, "s", &label);
 | |
| 
 | |
|   action = NULL;
 | |
|   g_menu_model_get_item_attribute (model, item, G_MENU_ATTRIBUTE_ACTION, "s", &action);
 | |
| 
 | |
|   if (action != NULL)
 | |
|     type = g_action_group_get_action_state_type (group, action);
 | |
|   else
 | |
|     type = NULL;
 | |
| 
 | |
|   if (type == NULL)
 | |
|     w = gtk_menu_item_new_with_mnemonic (label);
 | |
|   else if (g_variant_type_equal (type, G_VARIANT_TYPE_BOOLEAN))
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|     w = gtk_check_menu_item_new_with_label (label);
 | |
|   else if (g_variant_type_equal (type, G_VARIANT_TYPE_STRING))
 | |
|     {
 | |
|       w = gtk_check_menu_item_new_with_label (label);
 | |
|       gtk_check_menu_item_set_draw_as_radio (GTK_CHECK_MENU_ITEM (w), TRUE);
 | |
|     }
 | |
|   else
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|     g_assert_not_reached ();
 | |
| 
 | |
|   if (action != NULL)
 | |
|     {
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|       a = g_new0 (ActionData, 1);
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|       a->group = g_object_ref (group);
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|       a->name = g_strdup (action);
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|       g_object_set_data_full (G_OBJECT (w), "action", a, action_data_free);
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| 
 | |
|       if (!g_action_group_get_action_enabled (group, action))
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|         gtk_widget_set_sensitive (w, FALSE);
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| 
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|       s = g_strconcat ("action-enabled-changed::", action, NULL);
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|       a->enabled_changed_id = g_signal_connect (group, s,
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|                                                 G_CALLBACK (enabled_changed), w);
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|       g_free (s);
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| 
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|       a->activate_handler = g_signal_connect (w, "activate", G_CALLBACK (item_activated), NULL);
 | |
| 
 | |
|       if (type == NULL)
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|         {
 | |
|           /* all set */
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|         }
 | |
|       else if (g_variant_type_equal (type, G_VARIANT_TYPE_BOOLEAN))
 | |
|         {
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|           s = g_strconcat ("action-state-changed::", action, NULL);
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|           a->state_changed_id = g_signal_connect (group, s,
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|                                                   G_CALLBACK (toggle_state_changed), w);
 | |
|           g_free (s);
 | |
|           v = g_action_group_get_action_state (group, action);
 | |
|           gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w),
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|                                           g_variant_get_boolean (v));
 | |
|           g_variant_unref (v);
 | |
|         }
 | |
|       else if (g_variant_type_equal (type, G_VARIANT_TYPE_STRING))
 | |
|         {
 | |
|           s = g_strconcat ("action-state-changed::", action, NULL);
 | |
|           a->state_changed_id = g_signal_connect (group, s,
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|                                                   G_CALLBACK (radio_state_changed), w);
 | |
|           g_free (s);
 | |
|           g_menu_model_get_item_attribute (model, item, G_MENU_ATTRIBUTE_TARGET, "s", &target);
 | |
|           a->target = g_strdup (target);
 | |
|           v = g_action_group_get_action_state (group, action);
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|           gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w),
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|                                           g_strcmp0 (g_variant_get_string (v, NULL), target) == 0);
 | |
|           g_variant_unref (v);
 | |
|           g_free (target);
 | |
|         }
 | |
|       else
 | |
|         g_assert_not_reached ();
 | |
|     }
 | |
| 
 | |
|   g_free (label);
 | |
|   g_free (action);
 | |
| 
 | |
|   return w;
 | |
| }
 | |
| 
 | |
| static GtkWidget *create_menu_from_model (GMenuModel   *model,
 | |
|                                           GActionGroup *group);
 | |
| 
 | |
| static void
 | |
| append_items_from_model (GtkWidget    *menu,
 | |
|                          GMenuModel   *model,
 | |
|                          GActionGroup *group,
 | |
|                          gboolean     *need_separator,
 | |
|                          const gchar  *heading)
 | |
| {
 | |
|   gint n;
 | |
|   gint i;
 | |
|   GtkWidget *w;
 | |
|   GtkWidget *menuitem;
 | |
|   GtkWidget *submenu;
 | |
|   GMenuModel *m;
 | |
|   gchar *label;
 | |
| 
 | |
|   n = g_menu_model_get_n_items (model);
 | |
| 
 | |
|   if (*need_separator && n > 0)
 | |
|     {
 | |
|       w = gtk_separator_menu_item_new ();
 | |
|       gtk_widget_show (w);
 | |
|       gtk_menu_shell_append (GTK_MENU_SHELL (menu), w);
 | |
|       *need_separator = FALSE;
 | |
|     }
 | |
| 
 | |
|   if (heading != NULL)
 | |
|     {
 | |
|       w = gtk_menu_item_new_with_label (heading);
 | |
|       gtk_widget_show (w);
 | |
|       gtk_widget_set_sensitive (w, FALSE);
 | |
|       gtk_menu_shell_append (GTK_MENU_SHELL (menu), w);
 | |
| #if 0
 | |
|       /* FIXME: this interferes with toggle spacing */
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|       w = gtk_bin_get_child (GTK_BIN (w));
 | |
|       gtk_misc_set_alignment (GTK_MISC (w), 0.5, 0.5);
 | |
| #endif
 | |
|     }
 | |
| 
 | |
|   for (i = 0; i < n; i++)
 | |
|     {
 | |
|       if ((m = g_menu_model_get_item_link (model, i, G_MENU_LINK_SECTION)))
 | |
|         {
 | |
|           label = NULL;
 | |
|           g_menu_model_get_item_attribute (model, i, G_MENU_ATTRIBUTE_LABEL, "s", &label);
 | |
|           append_items_from_model (menu, m, group, need_separator, label);
 | |
|           g_object_unref (m);
 | |
|           g_free (label);
 | |
| 
 | |
|           if (*need_separator)
 | |
|             {
 | |
|               w = gtk_separator_menu_item_new ();
 | |
|               gtk_widget_show (w);
 | |
|               gtk_menu_shell_append (GTK_MENU_SHELL (menu), w);
 | |
|               *need_separator = FALSE;
 | |
|             }
 | |
| 
 | |
|           continue;
 | |
|         }
 | |
| 
 | |
|       menuitem = create_menuitem_from_model (model, i, group);
 | |
| 
 | |
|       if ((m = g_menu_model_get_item_link (model, i, G_MENU_LINK_SUBMENU)))
 | |
|         {
 | |
|           submenu = create_menu_from_model (m, group);
 | |
|           gtk_menu_item_set_submenu (GTK_MENU_ITEM (menuitem), submenu);
 | |
|           g_object_unref (m);
 | |
|         }
 | |
| 
 | |
|       gtk_widget_show (menuitem);
 | |
|       gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
 | |
| 
 | |
|       *need_separator = TRUE;
 | |
|     }
 | |
| }
 | |
| 
 | |
| static GtkWidget *
 | |
| create_menu_from_model (GMenuModel   *model,
 | |
|                         GActionGroup *group)
 | |
| {
 | |
|   GtkWidget *w;
 | |
|   gboolean need_separator;
 | |
| 
 | |
|   w = gtk_menu_new ();
 | |
|   need_separator = FALSE;
 | |
|   append_items_from_model (w, model, group, &need_separator, NULL);
 | |
| 
 | |
|   return w;
 | |
| }
 | |
| 
 | |
| /* }}}2 */
 | |
| 
 | |
| MenuHolder *
 | |
| menu_holder_new (GMenuModel   *model,
 | |
|                  GActionGroup *group)
 | |
| {
 | |
|   MenuHolder *holder;
 | |
| 
 | |
|   holder = g_new (MenuHolder, 1);
 | |
|   holder->model = g_object_ref (model);
 | |
|   holder->group = g_object_ref (group);
 | |
|   holder->menu = create_menu_from_model (model, group);
 | |
|   holder->items_changed = FALSE;
 | |
| 
 | |
|   connect_to_items_changed (model, G_CALLBACK (items_changed), holder);
 | |
| 
 | |
|   return holder;
 | |
| }
 | |
| 
 | |
| GtkWidget *
 | |
| menu_holder_get_menu (MenuHolder *holder)
 | |
| {
 | |
|   if (holder->items_changed)
 | |
|     {
 | |
|       holder->items_changed = FALSE;
 | |
|       gtk_widget_destroy (holder->menu);
 | |
|       holder->menu = create_menu_from_model (holder->model, holder->group);
 | |
|     }
 | |
| 
 | |
|   return holder->menu;
 | |
| }
 | |
| 
 | |
| /* The example menu {{{1 */
 | |
| 
 | |
| static const gchar menu_markup[] =
 | |
|   "<interface>\n"
 | |
|   "<menu id='edit-menu'>\n"
 | |
|   "  <section>\n"
 | |
|   "    <item>\n"
 | |
|   "      <attribute name='action'>undo</attribute>\n"
 | |
|   "      <attribute name='label' translatable='yes' context='Stock label'>_Undo</attribute>\n"
 | |
|   "    </item>\n"
 | |
|   "    <item>\n"
 | |
|   "      <attribute name='label' translatable='yes'>Redo</attribute>\n"
 | |
|   "      <attribute name='action'>redo</attribute>\n"
 | |
|   "    </item>\n"
 | |
|   "  </section>\n"
 | |
|   "  <section/>\n"
 | |
|   "  <section>\n"
 | |
|   "    <attribute name='label' translatable='yes'>Copy & Paste</attribute>\n"
 | |
|   "    <item>\n"
 | |
|   "      <attribute name='label' translatable='yes'>Cut</attribute>\n"
 | |
|   "      <attribute name='action'>cut</attribute>\n"
 | |
|   "    </item>\n"
 | |
|   "    <item>\n"
 | |
|   "      <attribute name='label' translatable='yes'>Copy</attribute>\n"
 | |
|   "      <attribute name='action'>copy</attribute>\n"
 | |
|   "    </item>\n"
 | |
|   "    <item>\n"
 | |
|   "      <attribute name='label' translatable='yes'>Paste</attribute>\n"
 | |
|   "      <attribute name='action'>paste</attribute>\n"
 | |
|   "    </item>\n"
 | |
|   "  </section>\n"
 | |
|   "  <section>\n"
 | |
|   "    <item>\n"
 | |
|   "      <attribute name='label' translatable='yes'>Bold</attribute>\n"
 | |
|   "      <attribute name='action'>bold</attribute>\n"
 | |
|   "    </item>\n"
 | |
|   "    <submenu>\n"
 | |
|   "      <attribute name='label' translatable='yes'>Language</attribute>\n"
 | |
|   "      <item>\n"
 | |
|   "        <attribute name='label' translatable='yes'>Latin</attribute>\n"
 | |
|   "        <attribute name='action'>lang</attribute>\n"
 | |
|   "        <attribute name='target'>latin</attribute>\n"
 | |
|   "      </item>\n"
 | |
|   "      <item>\n"
 | |
|   "        <attribute name='label' translatable='yes'>Greek</attribute>\n"
 | |
|   "        <attribute name='action'>lang</attribute>\n"
 | |
|   "        <attribute name='target'>greek</attribute>\n"
 | |
|   "      </item>\n"
 | |
|   "      <item>\n"
 | |
|   "        <attribute name='label' translatable='yes'>Urdu</attribute>\n"
 | |
|   "        <attribute name='action'>lang</attribute>\n"
 | |
|   "        <attribute name='target'>urdu</attribute>\n"
 | |
|   "      </item>\n"
 | |
|   "    </submenu>\n"
 | |
|   "  </section>\n"
 | |
|   "</menu>\n"
 | |
|   "</interface>\n";
 | |
| 
 | |
| static GMenuModel *
 | |
| get_model (void)
 | |
| {
 | |
|   GError *error = NULL;
 | |
|   GtkBuilder *builder;
 | |
|   GMenuModel *menu;
 | |
| 
 | |
|   builder = gtk_builder_new ();
 | |
|   gtk_builder_add_from_string (builder, menu_markup, -1, &error);
 | |
|   g_assert_no_error (error);
 | |
| 
 | |
|   menu = g_object_ref (gtk_builder_get_object (builder, "edit-menu"));
 | |
|   g_object_unref (builder);
 | |
| 
 | |
|   return menu;
 | |
| }
 | |
| 
 | |
| /* The example actions {{{1 */
 | |
| 
 | |
| static void
 | |
| activate_action (GSimpleAction *action, GVariant *parameter, gpointer user_data)
 | |
| {
 | |
|   g_print ("Action %s activated\n", g_action_get_name (G_ACTION (action)));
 | |
| }
 | |
| 
 | |
| static void
 | |
| activate_toggle (GSimpleAction *action, GVariant *parameter, gpointer user_data)
 | |
| {
 | |
|   GVariant *old_state, *new_state;
 | |
| 
 | |
|   old_state = g_action_get_state (G_ACTION (action));
 | |
|   new_state = g_variant_new_boolean (!g_variant_get_boolean (old_state));
 | |
| 
 | |
|   g_print ("Toggle action %s activated, state changes from %d to %d\n",
 | |
|            g_action_get_name (G_ACTION (action)),
 | |
|            g_variant_get_boolean (old_state),
 | |
|            g_variant_get_boolean (new_state));
 | |
| 
 | |
|   g_simple_action_set_state (action, new_state);
 | |
|   g_variant_unref (old_state);
 | |
| }
 | |
| 
 | |
| static void
 | |
| activate_radio (GSimpleAction *action, GVariant *parameter, gpointer user_data)
 | |
| {
 | |
|   GVariant *old_state, *new_state;
 | |
| 
 | |
|   old_state = g_action_get_state (G_ACTION (action));
 | |
|   new_state = g_variant_new_string (g_variant_get_string (parameter, NULL));
 | |
| 
 | |
|   g_print ("Radio action %s activated, state changes from %s to %s\n",
 | |
|            g_action_get_name (G_ACTION (action)),
 | |
|            g_variant_get_string (old_state, NULL),
 | |
|            g_variant_get_string (new_state, NULL));
 | |
| 
 | |
|   g_simple_action_set_state (action, new_state);
 | |
|   g_variant_unref (old_state);
 | |
| }
 | |
| 
 | |
| static GActionEntry actions[] = {
 | |
|   { "undo",  activate_action, NULL, NULL,      NULL },
 | |
|   { "redo",  activate_action, NULL, NULL,      NULL },
 | |
|   { "cut",   activate_action, NULL, NULL,      NULL },
 | |
|   { "copy",  activate_action, NULL, NULL,      NULL },
 | |
|   { "paste", activate_action, NULL, NULL,      NULL },
 | |
|   { "bold",  activate_toggle, NULL, "true",    NULL },
 | |
|   { "lang",  activate_radio,  "s",  "'latin'", NULL },
 | |
| };
 | |
| 
 | |
| static GActionGroup *
 | |
| get_group (void)
 | |
| {
 | |
|   GSimpleActionGroup *group;
 | |
| 
 | |
|   group = g_simple_action_group_new ();
 | |
| 
 | |
|   g_simple_action_group_add_entries (group, actions, G_N_ELEMENTS (actions), NULL);
 | |
| 
 | |
|   return G_ACTION_GROUP (group);
 | |
| }
 | |
|  
 | |
| /* The action treeview {{{1 */
 | |
| 
 | |
| static void
 | |
| enabled_cell_func (GtkTreeViewColumn *column,
 | |
|                    GtkCellRenderer   *cell,
 | |
|                    GtkTreeModel      *model,
 | |
|                    GtkTreeIter       *iter,
 | |
|                    gpointer           data)
 | |
| {
 | |
|   GActionGroup *group = data;
 | |
|   gchar *name;
 | |
|   gboolean enabled;
 | |
| 
 | |
|   gtk_tree_model_get (model, iter, 0, &name, -1);
 | |
|   enabled = g_action_group_get_action_enabled (group, name);
 | |
|   g_free (name);
 | |
| 
 | |
|   gtk_cell_renderer_toggle_set_active (GTK_CELL_RENDERER_TOGGLE (cell), enabled);
 | |
| }
 | |
| 
 | |
| static void
 | |
| state_cell_func (GtkTreeViewColumn *column,
 | |
|                  GtkCellRenderer   *cell,
 | |
|                  GtkTreeModel      *model,
 | |
|                  GtkTreeIter       *iter,
 | |
|                  gpointer           data)
 | |
| {
 | |
|   GActionGroup *group = data;
 | |
|   gchar *name;
 | |
|   GVariant *state;
 | |
| 
 | |
|   gtk_tree_model_get (model, iter, 0, &name, -1);
 | |
|   state = g_action_group_get_action_state (group, name);
 | |
|   g_free (name);
 | |
| 
 | |
|   gtk_cell_renderer_set_visible (cell, FALSE);
 | |
|   g_object_set (cell, "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
 | |
| 
 | |
|   if (state == NULL)
 | |
|     return;
 | |
| 
 | |
|   if (g_variant_is_of_type (state, G_VARIANT_TYPE_BOOLEAN) &&
 | |
|       GTK_IS_CELL_RENDERER_TOGGLE (cell))
 | |
|     {
 | |
|       gtk_cell_renderer_set_visible (cell, TRUE);
 | |
|       g_object_set (cell, "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
 | |
|       gtk_cell_renderer_toggle_set_active (GTK_CELL_RENDERER_TOGGLE (cell),
 | |
|                                            g_variant_get_boolean (state));
 | |
|     }
 | |
|   else if (g_variant_is_of_type (state, G_VARIANT_TYPE_STRING) &&
 | |
|            GTK_IS_CELL_RENDERER_COMBO (cell))
 | |
|     {
 | |
|       gtk_cell_renderer_set_visible (cell, TRUE);
 | |
|       g_object_set (cell, "mode", GTK_CELL_RENDERER_MODE_EDITABLE, NULL);
 | |
|       g_object_set (cell, "text", g_variant_get_string (state, NULL), NULL);
 | |
|     }
 | |
| 
 | |
|   g_variant_unref (state);
 | |
| }
 | |
| 
 | |
| static void
 | |
| enabled_cell_toggled (GtkCellRendererToggle *cell,
 | |
|                       const gchar           *path_str,
 | |
|                       GtkTreeModel          *model)
 | |
| {
 | |
|   GActionGroup *group;
 | |
|   GAction *action;
 | |
|   gchar *name;
 | |
|   GtkTreePath *path;
 | |
|   GtkTreeIter iter;
 | |
|   gboolean enabled;
 | |
| 
 | |
|   group = g_object_get_data (G_OBJECT (model), "group");
 | |
|   path = gtk_tree_path_new_from_string (path_str);
 | |
|   gtk_tree_model_get_iter (model, &iter, path);
 | |
|   gtk_tree_model_get (model, &iter, 0, &name, -1);
 | |
| 
 | |
|   enabled = g_action_group_get_action_enabled (group, name);
 | |
|   action = g_simple_action_group_lookup (G_SIMPLE_ACTION_GROUP (group), name);
 | |
|   g_simple_action_set_enabled (G_SIMPLE_ACTION (action), !enabled);
 | |
| 
 | |
|   gtk_tree_model_row_changed (model, path, &iter);
 | |
| 
 | |
|   g_free (name);
 | |
|   gtk_tree_path_free (path);
 | |
| }
 | |
| 
 | |
| static void
 | |
| state_cell_toggled (GtkCellRendererToggle *cell,
 | |
|                     const gchar           *path_str,
 | |
|                     GtkTreeModel          *model)
 | |
| {
 | |
|   GActionGroup *group;
 | |
|   GAction *action;
 | |
|   gchar *name;
 | |
|   GtkTreePath *path;
 | |
|   GtkTreeIter iter;
 | |
|   GVariant *state;
 | |
| 
 | |
|   group = g_object_get_data (G_OBJECT (model), "group");
 | |
|   path = gtk_tree_path_new_from_string (path_str);
 | |
|   gtk_tree_model_get_iter (model, &iter, path);
 | |
|   gtk_tree_model_get (model, &iter, 0, &name, -1);
 | |
| 
 | |
|   state = g_action_group_get_action_state (group, name);
 | |
|   action = g_simple_action_group_lookup (G_SIMPLE_ACTION_GROUP (group), name);
 | |
|   if (state && g_variant_is_of_type (state, G_VARIANT_TYPE_BOOLEAN))
 | |
|     {
 | |
|       gboolean b;
 | |
| 
 | |
|       b = g_variant_get_boolean (state);
 | |
|       g_simple_action_set_state (G_SIMPLE_ACTION (action), g_variant_new_boolean (!b));
 | |
|     }
 | |
|   else
 | |
|     {
 | |
|       /* nothing to do */
 | |
|     }
 | |
| 
 | |
|   gtk_tree_model_row_changed (model, path, &iter);
 | |
| 
 | |
|   g_free (name);
 | |
|   gtk_tree_path_free (path);
 | |
|   if (state)
 | |
|     g_variant_unref (state);
 | |
| }
 | |
| 
 | |
| static void
 | |
| state_cell_edited (GtkCellRendererCombo  *cell,
 | |
|                    const gchar           *path_str,
 | |
|                    const gchar           *new_text,
 | |
|                    GtkTreeModel          *model)
 | |
| {
 | |
|   GActionGroup *group;
 | |
|   GAction *action;
 | |
|   gchar *name;
 | |
|   GtkTreePath *path;
 | |
|   GtkTreeIter iter;
 | |
| 
 | |
|   group = g_object_get_data (G_OBJECT (model), "group");
 | |
|   path = gtk_tree_path_new_from_string (path_str);
 | |
|   gtk_tree_model_get_iter (model, &iter, path);
 | |
|   gtk_tree_model_get (model, &iter, 0, &name, -1);
 | |
|   action = g_simple_action_group_lookup (G_SIMPLE_ACTION_GROUP (group), name);
 | |
|   g_simple_action_set_state (G_SIMPLE_ACTION (action), g_variant_new_string (new_text));
 | |
| 
 | |
|   gtk_tree_model_row_changed (model, path, &iter);
 | |
| 
 | |
|   g_free (name);
 | |
|   gtk_tree_path_free (path);
 | |
| }
 | |
| 
 | |
| static GtkWidget *
 | |
| create_action_treeview (GActionGroup *group)
 | |
| {
 | |
|   GtkWidget *tv;
 | |
|   GtkListStore *store;
 | |
|   GtkListStore *values;
 | |
|   GtkTreeIter iter;
 | |
|   GtkTreeViewColumn *column;
 | |
|   GtkCellRenderer *cell;
 | |
|   gchar **actions;
 | |
|   gint i;
 | |
| 
 | |
|   store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_STRING);
 | |
|   actions = g_action_group_list_actions (group);
 | |
|   for (i = 0; actions[i]; i++)
 | |
|     {
 | |
|       gtk_list_store_append (store, &iter);
 | |
|       gtk_list_store_set (store, &iter, 0, actions[i], -1);
 | |
|     }
 | |
|   g_strfreev (actions);
 | |
|   g_object_set_data (G_OBJECT (store), "group", group);
 | |
| 
 | |
|   tv = gtk_tree_view_new ();
 | |
| 
 | |
|   g_signal_connect_swapped (group, "action-enabled-changed",
 | |
|                             G_CALLBACK (gtk_widget_queue_draw), tv);
 | |
|   g_signal_connect_swapped (group, "action-state-changed",
 | |
|                             G_CALLBACK (gtk_widget_queue_draw), tv);
 | |
| 
 | |
|   gtk_tree_view_set_model (GTK_TREE_VIEW (tv), GTK_TREE_MODEL (store));
 | |
| 
 | |
|   cell = gtk_cell_renderer_text_new ();
 | |
|   column = gtk_tree_view_column_new_with_attributes ("Action", cell,
 | |
|                                                      "text", 0,
 | |
|                                                      NULL);
 | |
|   gtk_tree_view_append_column (GTK_TREE_VIEW (tv), column);
 | |
| 
 | |
|   column = gtk_tree_view_column_new ();
 | |
|   gtk_tree_view_column_set_title (column, "Enabled");
 | |
|   cell = gtk_cell_renderer_toggle_new ();
 | |
|   gtk_tree_view_column_pack_start (column, cell, FALSE);
 | |
|   gtk_tree_view_column_set_cell_data_func (column, cell, enabled_cell_func, group, NULL);
 | |
|   g_signal_connect (cell, "toggled", G_CALLBACK (enabled_cell_toggled), store);
 | |
|   gtk_tree_view_append_column (GTK_TREE_VIEW (tv), column);
 | |
| 
 | |
|   column = gtk_tree_view_column_new ();
 | |
|   gtk_tree_view_column_set_title (column, "State");
 | |
|   cell = gtk_cell_renderer_toggle_new ();
 | |
|   gtk_tree_view_column_pack_start (column, cell, FALSE);
 | |
|   gtk_tree_view_column_set_cell_data_func (column, cell, state_cell_func, group, NULL);
 | |
|   g_signal_connect (cell, "toggled", G_CALLBACK (state_cell_toggled), store);
 | |
|   cell = gtk_cell_renderer_combo_new ();
 | |
|   values = gtk_list_store_new (1, G_TYPE_STRING);
 | |
|   gtk_list_store_append (values, &iter);
 | |
|   gtk_list_store_set (values, &iter, 0, "latin", -1);
 | |
|   gtk_list_store_append (values, &iter);
 | |
|   gtk_list_store_set (values, &iter, 0, "greek", -1);
 | |
|   gtk_list_store_append (values, &iter);
 | |
|   gtk_list_store_set (values, &iter, 0, "urdu", -1);
 | |
|   gtk_list_store_append (values, &iter);
 | |
|   gtk_list_store_set (values, &iter, 0, "sumerian", -1);
 | |
|   g_object_set (cell,
 | |
|                 "has-entry", FALSE,
 | |
|                 "model", values,
 | |
|                 "text-column", 0,
 | |
|                 "editable", TRUE,
 | |
|                 NULL);
 | |
|   gtk_tree_view_column_pack_start (column, cell, FALSE);
 | |
|   gtk_tree_view_column_set_cell_data_func (column, cell, state_cell_func, group, NULL);
 | |
|   g_signal_connect (cell, "edited", G_CALLBACK (state_cell_edited), store);
 | |
|   gtk_tree_view_append_column (GTK_TREE_VIEW (tv), column);
 | |
| 
 | |
|   return tv;
 | |
| }
 | |
| 
 | |
| /* Dynamic menu changes {{{1 */
 | |
| 
 | |
| static void
 | |
| toggle_sumerian (GtkToggleButton *button, gpointer data)
 | |
| {
 | |
|   GMenuModel *model;
 | |
|   gboolean adding;
 | |
|   GMenuModel *m;
 | |
| 
 | |
|   model = g_object_get_data (G_OBJECT (button), "model");
 | |
| 
 | |
|   adding = gtk_toggle_button_get_active (button);
 | |
| 
 | |
|   m = g_menu_model_get_item_link (model, g_menu_model_get_n_items (model) - 1, G_MENU_LINK_SECTION);
 | |
|   m = g_menu_model_get_item_link (m, g_menu_model_get_n_items (m) - 1, G_MENU_LINK_SUBMENU);
 | |
|   if (adding)
 | |
|     g_menu_append (G_MENU (m), "Sumerian", "lang::sumerian");
 | |
|   else
 | |
|     g_menu_remove (G_MENU (m), g_menu_model_get_n_items (m) - 1);
 | |
| }
 | |
| 
 | |
| static void
 | |
| action_list_add (GtkTreeModel *store,
 | |
|                  const gchar  *action)
 | |
| {
 | |
|   GtkTreeIter iter;
 | |
| 
 | |
|   gtk_list_store_append (GTK_LIST_STORE (store), &iter);
 | |
|   gtk_list_store_set (GTK_LIST_STORE (store), &iter, 0, action, -1);
 | |
| }
 | |
| 
 | |
| static void
 | |
| action_list_remove (GtkTreeModel *store,
 | |
|                     const gchar  *action)
 | |
| {
 | |
|   GtkTreeIter iter;
 | |
|   gchar *text;
 | |
| 
 | |
|   gtk_tree_model_get_iter_first (store, &iter);
 | |
|   do {
 | |
|     gtk_tree_model_get (store, &iter, 0, &text, -1);
 | |
|     if (g_strcmp0 (action, text) == 0)
 | |
|       {
 | |
|         g_free (text);
 | |
|         gtk_list_store_remove (GTK_LIST_STORE (store), &iter);
 | |
|         break;
 | |
|       }
 | |
|     g_free (text);
 | |
|   } while (gtk_tree_model_iter_next (store, &iter));
 | |
| }
 | |
| 
 | |
| static void
 | |
| toggle_italic (GtkToggleButton *button, gpointer data)
 | |
| {
 | |
|   GMenuModel *model;
 | |
|   GActionGroup *group;
 | |
|   GSimpleAction *action;
 | |
|   gboolean adding;
 | |
|   GMenuModel *m;
 | |
|   GtkTreeView *tv = data;
 | |
|   GtkTreeModel *store;
 | |
| 
 | |
|   model = g_object_get_data (G_OBJECT (button), "model");
 | |
|   group = g_object_get_data (G_OBJECT (button), "group");
 | |
| 
 | |
|   store = gtk_tree_view_get_model (tv);
 | |
| 
 | |
|   adding = gtk_toggle_button_get_active (button);
 | |
| 
 | |
|   m = g_menu_model_get_item_link (model, g_menu_model_get_n_items (model) - 1, G_MENU_LINK_SECTION);
 | |
|   if (adding)
 | |
|     {
 | |
|       action = g_simple_action_new_stateful ("italic", NULL, g_variant_new_boolean (FALSE));
 | |
|       g_simple_action_group_insert (G_SIMPLE_ACTION_GROUP (group), G_ACTION (action));
 | |
|       g_signal_connect (action, "activate", G_CALLBACK (activate_toggle), NULL);
 | |
|       g_object_unref (action);
 | |
|       action_list_add (store, "italic");
 | |
|       g_menu_insert (G_MENU (m), 1, "Italic", "italic");
 | |
|     }
 | |
|   else
 | |
|     {
 | |
|       g_simple_action_group_remove (G_SIMPLE_ACTION_GROUP (group), "italic");
 | |
|       action_list_remove (store, "italic");
 | |
|       g_menu_remove (G_MENU (m), 1);
 | |
|     }
 | |
| }
 | |
| 
 | |
| static void
 | |
| toggle_speed (GtkToggleButton *button, gpointer data)
 | |
| {
 | |
|   GMenuModel *model;
 | |
|   GActionGroup *group;
 | |
|   GSimpleAction *action;
 | |
|   gboolean adding;
 | |
|   GMenuModel *m;
 | |
|   GMenu *submenu;
 | |
|   GtkTreeView *tv = data;
 | |
|   GtkTreeModel *store;
 | |
| 
 | |
|   model = g_object_get_data (G_OBJECT (button), "model");
 | |
|   group = g_object_get_data (G_OBJECT (button), "group");
 | |
| 
 | |
|   store = gtk_tree_view_get_model (tv);
 | |
| 
 | |
|   adding = gtk_toggle_button_get_active (button);
 | |
| 
 | |
|   m = g_menu_model_get_item_link (model, 1, G_MENU_LINK_SECTION);
 | |
|   if (adding)
 | |
|     {
 | |
|       action = g_simple_action_new ("faster", NULL);
 | |
|       g_simple_action_group_insert (G_SIMPLE_ACTION_GROUP (group), G_ACTION (action));
 | |
|       g_signal_connect (action, "activate", G_CALLBACK (activate_action), NULL);
 | |
|       g_object_unref (action);
 | |
| 
 | |
|       action = g_simple_action_new ("slower", NULL);
 | |
|       g_simple_action_group_insert (G_SIMPLE_ACTION_GROUP (group), G_ACTION (action));
 | |
|       g_signal_connect (action, "activate", G_CALLBACK (activate_action), NULL);
 | |
|       g_object_unref (action);
 | |
| 
 | |
|       action_list_add (store, "faster");
 | |
|       action_list_add (store, "slower");
 | |
| 
 | |
|       submenu = g_menu_new ();
 | |
|       g_menu_append (submenu, "Faster", "faster");
 | |
|       g_menu_append (submenu, "Slower", "slower");
 | |
|       g_menu_append_submenu (G_MENU (m), "Speed", G_MENU_MODEL (submenu));
 | |
|     }
 | |
|   else
 | |
|     {
 | |
|       g_simple_action_group_remove (G_SIMPLE_ACTION_GROUP (group), "faster");
 | |
|       g_simple_action_group_remove (G_SIMPLE_ACTION_GROUP (group), "slower");
 | |
| 
 | |
|       action_list_remove (store, "faster");
 | |
|       action_list_remove (store, "slower");
 | |
| 
 | |
|       g_menu_remove (G_MENU (m), g_menu_model_get_n_items (m) - 1);
 | |
|     }
 | |
| }
 | |
| static GtkWidget *
 | |
| create_add_remove_buttons (GActionGroup *group,
 | |
|                            GMenuModel   *model,
 | |
|                            GtkWidget    *treeview)
 | |
| {
 | |
|   GtkWidget *box;
 | |
|   GtkWidget *button;
 | |
| 
 | |
|   box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
 | |
| 
 | |
|   button = gtk_check_button_new_with_label ("Add Italic");
 | |
|   gtk_container_add (GTK_CONTAINER (box), button);
 | |
| 
 | |
|   g_object_set_data  (G_OBJECT (button), "group", group);
 | |
|   g_object_set_data  (G_OBJECT (button), "model", model);
 | |
| 
 | |
|   g_signal_connect (button, "toggled",
 | |
|                     G_CALLBACK (toggle_italic), treeview);
 | |
| 
 | |
|   button = gtk_check_button_new_with_label ("Add Sumerian");
 | |
|   gtk_container_add (GTK_CONTAINER (box), button);
 | |
| 
 | |
|   g_object_set_data  (G_OBJECT (button), "group", group);
 | |
|   g_object_set_data  (G_OBJECT (button), "model", model);
 | |
| 
 | |
|   g_signal_connect (button, "toggled",
 | |
|                     G_CALLBACK (toggle_sumerian), NULL);
 | |
| 
 | |
|   button = gtk_check_button_new_with_label ("Add Speed");
 | |
|   gtk_container_add (GTK_CONTAINER (box), button);
 | |
| 
 | |
|   g_object_set_data  (G_OBJECT (button), "group", group);
 | |
|   g_object_set_data  (G_OBJECT (button), "model", model);
 | |
| 
 | |
|   g_signal_connect (button, "toggled",
 | |
|                     G_CALLBACK (toggle_speed), treeview);
 | |
|   return box;
 | |
| }
 | |
| 
 | |
| /* main {{{1 */
 | |
| 
 | |
| static void
 | |
| button_clicked (GtkButton  *button,
 | |
|                 MenuHolder *holder)
 | |
| {
 | |
|   GtkWidget *menu;
 | |
| 
 | |
|   menu = menu_holder_get_menu (holder);
 | |
|   gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL, 0, 0);
 | |
| }
 | |
| 
 | |
| #define BUS_NAME "org.gtk.TestMenus"
 | |
| #define OBJ_PATH "/org/gtk/TestMenus"
 | |
| 
 | |
| static gboolean
 | |
| on_delete_event (GtkWidget   *widget,
 | |
| 		 GdkEvent    *event,
 | |
| 		 gpointer     user_data)
 | |
| {
 | |
|   gtk_main_quit ();
 | |
|   return TRUE;
 | |
| }
 | |
| 
 | |
| int
 | |
| main (int argc, char *argv[])
 | |
| {
 | |
|   GtkWidget *window;
 | |
|   GtkWidget *box;
 | |
|   GtkWidget *button;
 | |
|   GtkWidget *tv;
 | |
|   GtkWidget *buttons;
 | |
|   MenuHolder *holder;
 | |
|   GMenuModel *model;
 | |
|   GActionGroup *group;
 | |
|   GDBusConnection *bus;
 | |
|   GError *error = NULL;
 | |
|   gboolean do_export = FALSE;
 | |
|   gboolean do_import = FALSE;
 | |
|   GOptionEntry entries[] = {
 | |
|     { "export", 0, 0, G_OPTION_ARG_NONE, &do_export, "Export actions and menus over D-Bus", NULL },
 | |
|     { "import", 0, 0, G_OPTION_ARG_NONE, &do_import, "Use exported actions and menus", NULL },
 | |
|     { NULL, }
 | |
|   };
 | |
| 
 | |
|   gtk_init_with_args (&argc, &argv, NULL, entries, NULL, NULL);
 | |
| 
 | |
|   if (do_export && do_import)
 | |
|     {
 | |
|        g_error ("can't have it both ways\n");
 | |
|        exit (1);
 | |
|     }
 | |
| 
 | |
|   window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 | |
|   g_signal_connect (window, "delete-event", G_CALLBACK(on_delete_event), NULL);
 | |
|   box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
 | |
|   gtk_container_add (GTK_CONTAINER (window), box);
 | |
| 
 | |
|   bus = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
 | |
| 
 | |
|   if (do_import)
 | |
|     {
 | |
|       g_print ("Getting menus from the bus...\n");
 | |
|       model = (GMenuModel*)g_dbus_menu_model_get (bus, BUS_NAME, OBJ_PATH);
 | |
|       g_print ("Getting actions from the bus...\n");
 | |
|       group = (GActionGroup*)g_dbus_action_group_get (bus, BUS_NAME, OBJ_PATH);
 | |
|     }
 | |
|   else
 | |
|     {
 | |
|       group = get_group ();
 | |
|       model = get_model ();
 | |
| 
 | |
|       tv = create_action_treeview (group);
 | |
|       gtk_container_add (GTK_CONTAINER (box), tv);
 | |
|       buttons = create_add_remove_buttons (group, model, tv);
 | |
|       gtk_container_add (GTK_CONTAINER (box), buttons);
 | |
|     }
 | |
| 
 | |
|   if (do_export)
 | |
|     {
 | |
|       g_print ("Exporting menus on the bus...\n");
 | |
|       if (!g_dbus_connection_export_menu_model (bus, OBJ_PATH, model, &error))
 | |
|         {
 | |
|           g_warning ("Menu export failed: %s", error->message);
 | |
|           exit (1);
 | |
|         }
 | |
|       g_print ("Exporting actions on the bus...\n");
 | |
|       if (!g_dbus_connection_export_action_group (bus, OBJ_PATH, group, &error))
 | |
|         {
 | |
|           g_warning ("Action export failed: %s", error->message);
 | |
|           exit (1);
 | |
|         }
 | |
|       g_bus_own_name_on_connection (bus, BUS_NAME, 0, NULL, NULL, NULL, NULL);
 | |
|     }
 | |
|   else
 | |
|     {
 | |
|       holder = menu_holder_new (model, group);
 | |
|       button = gtk_button_new_with_label ("Click here");
 | |
|       g_signal_connect (button, "clicked",
 | |
|                         G_CALLBACK (button_clicked), holder);
 | |
|       gtk_container_add (GTK_CONTAINER (box), button);
 | |
|     }
 | |
| 
 | |
|   gtk_widget_show_all (window);
 | |
| 
 | |
|   gtk_main ();
 | |
| 
 | |
|   return 0;
 | |
| }
 | |
| 
 | |
| /* Epilogue {{{1 */
 | |
| /* vim:set foldmethod=marker: */
 | 
