/*
* Copyright © 2003 David Bordoley
* Copyright © 2003-2004 Christian Persch
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $Id$
*/
#include "config.h"
#include "ephy-tabs-menu.h"
#include "ephy-notebook.h"
#include "ephy-marshal.h"
#include "ephy-shell.h"
#include "ephy-debug.h"
#include <glib/gi18n.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkmenuitem.h>
#include <gtk/gtkaccelmap.h>
#include <gtk/gtkaction.h>
#include <gtk/gtktoggleaction.h>
#include <gtk/gtkradioaction.h>
#include <gtk/gtkuimanager.h>
#include <string.h>
#include <stdlib.h>
#include <libxml/entities.h>
#define LABEL_WIDTH_CHARS 32
#define ACTION_VERB_FORMAT "JmpTab%x"
#define ACTION_VERB_FORMAT_LENGTH strlen (ACTION_VERB_FORMAT) + 14 + 1
#define ACCEL_PATH_FORMAT "<Actions>/TabsActions/%s"
#define ACCEL_PATH_FORMAT_LENGTH strlen (ACCEL_PATH_FORMAT) -2 + ACTION_VERB_FORMAT_LENGTH
#define DATA_KEY "EphyTabsMenu::Action"
#define EPHY_TABS_MENU_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_TABS_MENU, EphyTabsMenuPrivate))
struct _EphyTabsMenuPrivate
{
EphyWindow *window;
GtkActionGroup *action_group;
GtkAction *anchor_action;
guint ui_id;
};
enum
{
PROP_0,
PROP_WINDOW
};
static void ephy_tabs_menu_class_init (EphyTabsMenuClass *klass);
static void ephy_tabs_menu_init (EphyTabsMenu *menu);
GType
ephy_tabs_menu_get_type (void)
{
static GType type = 0;
if (G_UNLIKELY (type == 0))
{
const GTypeInfo our_info =
{
sizeof (EphyTabsMenuClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) ephy_tabs_menu_class_init,
NULL,
NULL, /* class_data */
sizeof (EphyTab),
0, /* n_preallocs */
(GInstanceInitFunc) ephy_tabs_menu_init
};
type = g_type_register_static (G_TYPE_OBJECT,
"EphyTabsMenu",
&our_info, 0);
}
return type;
}
static void
tab_action_activate_cb (GtkToggleAction *action,
EphyTabsMenu *menu)
{
EphyTabsMenuPrivate *priv = menu->priv;
EphyTab *tab;
if (gtk_toggle_action_get_active (action) == FALSE)
{
return;
}
tab = g_object_get_data (G_OBJECT (action), DATA_KEY);
g_return_if_fail (tab != NULL);
LOG ("tab_action_activate_cb tab=%p", tab);
if (ephy_window_get_active_tab (priv->window) != tab)
{
ephy_window_jump_to_tab (priv->window, tab);
}
}
static void
sync_tab_title (EphyTab *tab,
GParamSpec *pspec,
GtkAction *action)
{
const char *title;
title = ephy_tab_get_title_composite (tab);
g_object_set (action, "label", title, NULL);
}
static void
notebook_page_added_cb (EphyNotebook *notebook,
EphyTab *tab,
guint position,
EphyTabsMenu *menu)
{
EphyTabsMenuPrivate *priv = menu->priv;
GtkAction *action;
char verb[ACTION_VERB_FORMAT_LENGTH];
GSList *group;
LOG ("tab_added_cb tab=%p", tab);
g_snprintf (verb, sizeof (verb), ACTION_VERB_FORMAT,
_ephy_tab_get_id (tab));
action = g_object_new (GTK_TYPE_RADIO_ACTION,
"name", verb,
"tooltip", _("Switch to this tab"),
NULL);
sync_tab_title (tab, NULL, action);
/* make sure the action is alive when handling the signal, see bug #169833 */
g_signal_connect_object (tab, "notify::title",
G_CALLBACK (sync_tab_title), action, 0);
gtk_action_group_add_action_with_accel (priv->action_group, action, NULL);
group = gtk_radio_action_get_group (GTK_RADIO_ACTION (priv->anchor_action));
gtk_radio_action_set_group (GTK_RADIO_ACTION (action), group);
/* set this here too, since tab-added comes after notify::active-tab */
if (ephy_window_get_active_tab (priv->window) == tab)
{
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
}
g_object_set_data (G_OBJECT (tab), DATA_KEY, action);
g_object_set_data (G_OBJECT (action), DATA_KEY, tab);
g_signal_connect (action, "activate",
G_CALLBACK (tab_action_activate_cb), menu);
g_object_unref (action);
ephy_tabs_menu_update (menu);
}
static void
notebook_page_removed_cb (EphyNotebook *notebook,
EphyTab *tab,
guint position,
EphyTabsMenu *menu)
{
EphyTabsMenuPrivate *priv = menu->priv;
GtkAction *action;
LOG ("tab_removed_cb tab=%p", tab);
action = g_object_get_data (G_OBJECT (tab), DATA_KEY);
g_return_if_fail (action != NULL);
g_signal_handlers_disconnect_by_func
(tab, G_CALLBACK (sync_tab_title), action);
g_signal_handlers_disconnect_by_func
(action, G_CALLBACK (tab_action_activate_cb), menu);
g_object_set_data (G_OBJECT (tab), DATA_KEY, NULL);
gtk_action_group_remove_action (priv->action_group, action);
ephy_tabs_menu_update (menu);
}
static void
notebook_page_reordered_cb (EphyNotebook *notebook,
EphyTab *tab,
guint position,
EphyTabsMenu *menu)
{
LOG ("tabs_reordered_cb");
ephy_tabs_menu_update (menu);
}
static void
connect_proxy_cb (GtkActionGroup *action_group,
GtkAction *action,
GtkWidget *proxy,
gpointer dummy)
{
if (GTK_IS_MENU_ITEM (proxy))
{
GtkLabel *label;
label = GTK_LABEL (GTK_BIN (proxy)->child);
gtk_label_set_use_underline (label, FALSE);
gtk_label_set_ellipsize (label, PANGO_ELLIPSIZE_END);
gtk_label_set_max_width_chars (label, LABEL_WIDTH_CHARS);
}
}
static void
sync_active_tab (EphyWindow *window,
GParamSpec *pspec,
EphyTabsMenu *menu)
{
EphyTab *tab;
GtkAction *action;
tab = ephy_window_get_active_tab (window);
if (tab == NULL) return;
LOG ("active tab is tab %p", tab);
action = g_object_get_data (G_OBJECT (tab), DATA_KEY);
/* happens initially, since the ::active-tab comes before
* the ::tab-added signal
*/
/* FIXME that's not true with gtk+ 2.9 anymore */
if (action == NULL) return;
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
}
static void
ephy_tabs_menu_set_window (EphyTabsMenu *menu,
EphyWindow *window)
{
EphyTabsMenuPrivate *priv = menu->priv;
GtkWidget *notebook;
GtkUIManager *manager;
priv->window = window;
manager = GTK_UI_MANAGER (ephy_window_get_ui_manager (window));
priv->action_group = gtk_action_group_new ("TabsActions");
gtk_ui_manager_insert_action_group (manager, priv->action_group, -1);
g_object_unref (priv->action_group);
priv->anchor_action = g_object_new (GTK_TYPE_RADIO_ACTION,
"name", "TabsMenuAnchorAction",
NULL);
gtk_action_group_add_action (priv->action_group, priv->anchor_action);
g_signal_connect (priv->action_group, "connect-proxy",
G_CALLBACK (connect_proxy_cb), NULL);
g_signal_connect (window, "notify::active-tab",
G_CALLBACK (sync_active_tab), menu);
notebook = ephy_window_get_notebook (window);
g_signal_connect_object (notebook, "page-added",
G_CALLBACK (notebook_page_added_cb), menu, 0);
g_signal_connect_object (notebook, "page-removed",
G_CALLBACK (notebook_page_removed_cb), menu, 0);
g_signal_connect_object (notebook, "page-reordered",
G_CALLBACK (notebook_page_reordered_cb), menu, 0);
}
static void
ephy_tabs_menu_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
EphyTabsMenu *menu = EPHY_TABS_MENU (object);
switch (prop_id)
{
case PROP_WINDOW:
ephy_tabs_menu_set_window (menu, g_value_get_object (value));
break;
}
}
static void
ephy_tabs_menu_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
/* no readable properties */
g_return_if_reached ();
}
static void
ephy_tabs_menu_class_init (EphyTabsMenuClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->set_property = ephy_tabs_menu_set_property;
object_class->get_property = ephy_tabs_menu_get_property;
g_object_class_install_property (object_class,
PROP_WINDOW,
g_param_spec_object ("window",
"Window",
"Parent window",
EPHY_TYPE_WINDOW,
G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB |
G_PARAM_CONSTRUCT_ONLY));
g_type_class_add_private (object_class, sizeof (EphyTabsMenuPrivate));
}
static void
ephy_tabs_menu_init (EphyTabsMenu *menu)
{
menu->priv = EPHY_TABS_MENU_GET_PRIVATE (menu);
}
static void
ephy_tabs_menu_clean (EphyTabsMenu *menu)
{
EphyTabsMenuPrivate *p = menu->priv;
GtkUIManager *manager = GTK_UI_MANAGER (ephy_window_get_ui_manager (p->window));
if (p->ui_id != 0)
{
gtk_ui_manager_remove_ui (manager, p->ui_id);
gtk_ui_manager_ensure_update (manager);
p->ui_id = 0;
}
}
EphyTabsMenu *
ephy_tabs_menu_new (EphyWindow *window)
{
return EPHY_TABS_MENU (g_object_new (EPHY_TYPE_TABS_MENU,
"window", window,
NULL));
}
static void
tab_set_action_accelerator (GtkActionGroup *action_group,
GtkAction *action,
guint tab_number)
{
const char *verb;
char accel_path[ACCEL_PATH_FORMAT_LENGTH];
char accel[7];
gint accel_number;
guint accel_key;
GdkModifierType accel_mods;
verb = gtk_action_get_name (action);
/* set the accel path for the menu item */
g_snprintf (accel_path, sizeof (accel_path),
ACCEL_PATH_FORMAT, verb);
gtk_action_set_accel_path (action, accel_path);
/* Only the first ten tabs get accelerators starting from 1 through 0 */
if (tab_number < 10)
{
accel_key = 0;
accel_number = (tab_number + 1) % 10;
g_snprintf (accel, sizeof (accel), "<alt>%d", accel_number);
gtk_accelerator_parse (accel, &accel_key, &accel_mods);
if (accel_key != 0)
{
gtk_accel_map_change_entry (accel_path, accel_key,
accel_mods, TRUE);
}
}
else
{
gtk_accel_map_change_entry (accel_path, 0, 0, TRUE);
}
}
void
ephy_tabs_menu_update (EphyTabsMenu *menu)
{
EphyTabsMenuPrivate *p = menu->priv;
GtkUIManager *manager;
GtkAction *action;
GList *tabs = NULL, *l;
guint i = 0;
const char *verb;
LOG ("Rebuilding open tabs menu");
START_PROFILER ("Rebuilding tabs menu")
ephy_tabs_menu_clean (menu);
tabs = ephy_window_get_tabs (p->window);
if (g_list_length (tabs) == 0) return;
manager = GTK_UI_MANAGER (ephy_window_get_ui_manager (p->window));
p->ui_id = gtk_ui_manager_new_merge_id (manager);
for (l = tabs; l != NULL; l = l->next)
{
action = g_object_get_data (G_OBJECT (l->data), DATA_KEY);
g_return_if_fail (action != NULL);
verb = gtk_action_get_name (action);
tab_set_action_accelerator (p->action_group, action, i++);
gtk_ui_manager_add_ui (manager, p->ui_id,
"/menubar/TabsMenu/TabsOpen",
verb, verb,
GTK_UI_MANAGER_MENUITEM, FALSE);
}
g_list_free (tabs);
STOP_PROFILER ("Rebuilding tabs menu")
}
