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1aec8e22b6
gtk2/tests/testgmenu.c
Matthias Clasen 1aec8e22b6 Cleanups 
Separate the menu generation code and all callbacks in a
MenuHolder struct.
2011-12-19 12:45:50 -05:00

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/* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#include <string.h>
#include <gio/gio.h>
#include <gtk/gtk.h>
/* TODO
*
* - Labeled sections
*
* - More dynamic changes. Add/Remove sections, submenus.
*
* - Focus changes. Verify that stopping subscriptions works
* as intended.
*
* - Other attributes. What about icons ?
*/
/* MenuHolder {{{1 */
typedef struct {
GMenuModel *model;
GActionGroup *group;
GtkWidget *menu;
gboolean items_changed;
} MenuHolder;
/* Menumodel callbacks {{{2 */
static void
connect_to_items_changed (GMenuModel *model,
GCallback callback,
gpointer data)
{
gint i;
GMenuModel *m;
GMenuLinkIter *iter;
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);
connect_to_items_changed (m, callback, data);
g_object_unref (m);
}
g_object_unref (iter);
}
}
static void
items_changed (GMenuModel *model,
gint position,
gint removed,
gint added,
MenuHolder *holder)
{
g_print ("Received GMenuModel::items-changed\n");
holder->items_changed = TRUE;
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;
} ActionData;
static void
action_data_free (gpointer data)
{
ActionData *a = data;
if (a->enabled_changed_id)
g_signal_handler_disconnect (a->group, a->enabled_changed_id);
if (a->state_changed_id)
g_signal_handler_disconnect (a->group, a->state_changed_id);
g_object_unref (a->group);
g_free (a->name);
g_free (a->target);
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)
{
gtk_check_menu_item_set_active (w, g_variant_get_boolean (state));
}
static void
radio_state_changed (GActionGroup *group,
const gchar *name,
GVariant *state,
GtkCheckMenuItem *w)
{
ActionData *a;
gboolean b;
a = g_object_get_data (G_OBJECT (w), "action");
b = g_strcmp0 (a->target, g_variant_get_string (state, NULL)) == 0;
gtk_check_menu_item_set_active (w, b);
}
/* Menuitem callbacks {{{2 */
static void
item_activated (GtkWidget *w,
gpointer data)
{
ActionData *a;
a = g_object_get_data (G_OBJECT (w), "action");
g_action_group_activate_action (a->group, a->name, NULL);
}
static void
toggle_item_toggled (GtkCheckMenuItem *w,
gpointer data)
{
ActionData *a;
gboolean b;
a = g_object_get_data (G_OBJECT (w), "action");
b = gtk_check_menu_item_get_active (w);
g_action_group_change_action_state (a->group, a->name,
g_variant_new_boolean (b));
}
static void
radio_item_toggled (GtkCheckMenuItem *w,
gpointer data)
{
ActionData *a;
GVariant *v;
a = g_object_get_data (G_OBJECT (w), "action");
if (gtk_check_menu_item_get_active (w))
{
g_action_group_change_action_state (a->group, a->name,
g_variant_new_string (a->target));
}
else
{
v = g_action_group_get_action_state (a->group, a->name);
if (g_strcmp0 (g_variant_get_string (v, NULL), a->target) == 0)
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w), TRUE);
g_variant_unref (v);
}
}
/* GtkMenu construction {{{2 */
static GtkWidget *
create_menuitem_from_model (GMenuModelItem *item,
GActionGroup *group)
{
GtkWidget *w;
gchar *label;
gchar *action;
gchar *target;
gchar *s;
ActionData *a;
const GVariantType *type;
GVariant *v;
g_menu_model_item_get_attribute (item, G_MENU_ATTRIBUTE_LABEL, "s", &label);
action = NULL;
g_menu_model_item_get_attribute (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))
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
g_assert_not_reached ();
if (action != NULL)
{
a = g_new0 (ActionData, 1);
a->group = g_object_ref (group);
a->name = g_strdup (action);
g_object_set_data_full (G_OBJECT (w), "action", a, action_data_free);
if (!g_action_group_get_action_enabled (group, action))
gtk_widget_set_sensitive (w, FALSE);
s = g_strconcat ("action-enabled-changed::", action, NULL);
a->enabled_changed_id = g_signal_connect (group, s,
G_CALLBACK (enabled_changed), w);
g_free (s);
if (type == NULL)
g_signal_connect (w, "activate", G_CALLBACK (item_activated), NULL);
else if (g_variant_type_equal (type, G_VARIANT_TYPE_BOOLEAN))
{
g_signal_connect (w, "toggled", G_CALLBACK (toggle_item_toggled), NULL);
s = g_strconcat ("action-state-changed::", action, NULL);
a->state_changed_id = g_signal_connect (group, s,
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),
g_variant_get_boolean (v));
g_variant_unref (v);
}
else if (g_variant_type_equal (type, G_VARIANT_TYPE_STRING))
{
g_signal_connect (w, "toggled", G_CALLBACK (radio_item_toggled), NULL);
s = g_strconcat ("action-state-changed::", action, NULL);
a->state_changed_id = g_signal_connect (group, s,
G_CALLBACK (radio_state_changed), w);
g_free (s);
g_menu_model_item_get_attribute (item, G_MENU_ATTRIBUTE_TARGET, "s", &target);
a->target = g_strdup (target);
v = g_action_group_get_action_state (group, action);
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (w),
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)
{
gint n;
gint i;
GtkWidget *w;
GtkWidget *menuitem;
GtkWidget *submenu;
GMenuModelItem item;
GMenuModel *m;
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;
}
for (i = 0; i < n; i++)
{
g_menu_model_get_item (model, i, &item);
if ((m = g_menu_model_item_get_link (&item, G_MENU_LINK_SECTION)))
{
append_items_from_model (menu, m, group, need_separator);
g_object_unref (m);
continue;
}
menuitem = create_menuitem_from_model (&item, group);
if ((m = g_menu_model_item_get_link (&item, 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);
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[] =
"<menu id='edit-menu'>\n"
" <section>\n"
" <item label='Undo' action='undo'/>\n"
" <item label='Redo' action='redo'/>\n"
" </section>\n"
" <section></section>\n"
" <section label='Copy &amp; Paste'>\n"
" <item label='Cut' action='cut'/>\n"
" <item label='Copy' action='copy'/>\n"
" <item label='Paste' action='paste'/>\n"
" </section>\n"
" <section>\n"
" <item label='Bold' action='bold'/>\n"
" <submenu label='Language'>\n"
" <item label='Latin' action='lang' target='latin'/>\n"
" <item label='Greek' action='lang' target='greek'/>\n"
" <item label='Urdu' action='lang' target='urdu'/>\n"
" </submenu>\n"
" </section>\n"
"</menu>\n";
static void
start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **attribute_names,
const gchar **attribute_values,
gpointer user_data,
GError **error)
{
if (strcmp (element_name, "menu") == 0)
g_menu_markup_parser_start_menu (context, NULL);
}
static void
end_element (GMarkupParseContext *context,
const gchar *element_name,
gpointer user_data,
GError **error)
{
GMenu **menu = user_data;
if (strcmp (element_name, "menu") == 0)
*menu = g_menu_markup_parser_end_menu (context);
}
static const GMarkupParser parser = {
start_element, end_element, NULL, NULL, NULL
};
static GMenuModel *
get_model (void)
{
GMarkupParseContext *context;
GMenu *menu = NULL;
GError *error = NULL;
context = g_markup_parse_context_new (&parser, 0, &menu, NULL);
if (!g_markup_parse_context_parse (context, menu_markup, -1, &error))
{
g_warning ("menu parsing failed: %s\n", error->message);
exit (1);
}
g_markup_parse_context_free (context);
g_assert (menu);
return G_MENU_MODEL (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
toggle_changed (GSimpleAction *action, GVariant *value, gpointer user_data)
{
g_print ("Toggle action %s state changed to %d\n",
g_action_get_name (G_ACTION (action)),
g_variant_get_boolean (value));
g_simple_action_set_state (action, value);
}
static void
radio_changed (GSimpleAction *action, GVariant *value, gpointer user_data)
{
g_print ("Radio action %s state changed to %s\n",
g_action_get_name (G_ACTION (action)),
g_variant_get_string (value, NULL));
g_simple_action_set_state (action, value);
}
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", NULL, NULL, "true", toggle_changed },
{ "lang", NULL, NULL, "'latin'", radio_changed },
};
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 &&
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 (state &&
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);
}
if (state)
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
toggle_italic (GtkToggleButton *button, gpointer data)
{
GMenuModel *model;
GActionGroup *group;
GSimpleAction *action;
gboolean adding;
GMenuModel *m;
GtkTreeView *tv = data;
GtkTreeModel *store;
GtkTreeIter iter;
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, "change-state", G_CALLBACK (toggle_changed), NULL);
g_object_unref (action);
g_menu_insert (G_MENU (m), 1, "Italic", "italic");
gtk_list_store_prepend (GTK_LIST_STORE (store), &iter);
gtk_list_store_set (GTK_LIST_STORE (store), &iter,
0, "italic",
-1);
}
else
{
g_simple_action_group_remove (G_SIMPLE_ACTION_GROUP (group), "italic");
g_menu_remove (G_MENU (m), 1);
gtk_tree_model_get_iter_first (store, &iter);
gtk_list_store_remove (GTK_LIST_STORE (store), &iter);
}
}
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);
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);
}
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);
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_menu_proxy_get (bus, "org.gtk.TestMenus", "/path");
g_print ("Getting actions from the bus...\n");
group = (GActionGroup*)g_dbus_action_group_new_sync (bus, "org.gtk.TestMenus", "/path", 0, NULL, NULL);
}
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_menu_exporter_export (bus, "/path", model, &error))
{
g_warning ("Menu export failed: %s", error->message);
exit (1);
}
g_print ("Exporting actions on the bus...\n");
if (!g_action_group_exporter_export (bus, "/path", group, &error))
{
g_warning ("Action export failed: %s", error->message);
exit (1);
}
g_bus_own_name_on_connection (bus, "org.gtk.TestMenus",
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: */
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