path: root/src/ephy-navigation-action.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Copyright © 2003, 2004 Marco Pesenti Gritti
 *  Copyright © 2003, 2004 Christian Persch
 *  Copyright © 2008 Jan Alonzo
 *  Copyright © 2009 Igalia S.L.
 *
 *  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.
 *
 */

#include "config.h"
#include "ephy-navigation-action.h"

#include "ephy-debug.h"
#include "ephy-embed-shell.h"
#include "ephy-favicon-cache.h"
#include "ephy-history.h"
#include "ephy-link.h"
#include "ephy-shell.h"
#include "ephy-type-builtins.h"
#include "ephy-window.h"

#include <gtk/gtk.h>
#include <webkit/webkit.h>

#define EPHY_NAVIGATION_ACTION_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_NAVIGATION_ACTION, EphyNavigationActionPrivate))

struct _EphyNavigationActionPrivate
{
    EphyWindow *window;
    char *arrow_tooltip;
    guint statusbar_cid;
};

enum
{
    PROP_0,
    PROP_ARROW_TOOLTIP,
    PROP_WINDOW
};

static void ephy_navigation_action_init       (EphyNavigationAction *action);
static void ephy_navigation_action_class_init (EphyNavigationActionClass *class);

G_DEFINE_TYPE (EphyNavigationAction, ephy_navigation_action, EPHY_TYPE_LINK_ACTION)


#define MAX_LABEL_LENGTH 48

static GtkWidget *
build_dropdown_menu (EphyNavigationAction *action)
{
    EphyNavigationActionClass *class = EPHY_NAVIGATION_ACTION_GET_CLASS (action);

    return class->build_dropdown_menu (action);
}

static void
menu_activated_cb (GtkMenuToolButton *button,
           EphyNavigationAction *action)
{
    GtkWidget *menu = NULL;

    LOG ("menu_activated_cb");

    menu = build_dropdown_menu (action);
    gtk_menu_tool_button_set_menu (button, menu);
}

static void
connect_proxy (GtkAction *gaction,
           GtkWidget *proxy)
{
    LOG ("Connect navigation action proxy");

    if (GTK_IS_MENU_TOOL_BUTTON (proxy))
    {
        EphyNavigationAction *action = EPHY_NAVIGATION_ACTION (gaction);
        EphyNavigationActionPrivate *priv = action->priv;
        GtkMenuToolButton *button = GTK_MENU_TOOL_BUTTON (proxy);
        GtkWidget *menu;

        /* set dummy menu so the arrow gets sensitive */
        menu = gtk_menu_new ();
        gtk_menu_tool_button_set_menu (button, menu);
        gtk_menu_tool_button_set_arrow_tooltip_text (button, priv->arrow_tooltip);

        g_signal_connect (proxy, "show-menu",
                  G_CALLBACK (menu_activated_cb), gaction);
    }

    GTK_ACTION_CLASS (ephy_navigation_action_parent_class)->connect_proxy (gaction, proxy);
}

static void
ephy_navigation_action_init (EphyNavigationAction *action)
{
    action->priv = EPHY_NAVIGATION_ACTION_GET_PRIVATE (action);
}

static void
ephy_navigation_action_finalize (GObject *object)
{
    EphyNavigationAction *action = EPHY_NAVIGATION_ACTION (object);

    g_free (action->priv->arrow_tooltip);

    G_OBJECT_CLASS (ephy_navigation_action_parent_class)->finalize (object);
}

static void
ephy_navigation_action_set_property (GObject *object,
                     guint prop_id,
                     const GValue *value,
                     GParamSpec *pspec)
{
    EphyNavigationAction *nav = EPHY_NAVIGATION_ACTION (object);

    switch (prop_id)
    {
        case PROP_ARROW_TOOLTIP:
            nav->priv->arrow_tooltip = g_value_dup_string (value);
            g_object_notify (object, "tooltip");
            break;
        case PROP_WINDOW:
            {
                GtkWidget *statusbar;

                nav->priv->window = EPHY_WINDOW (g_value_get_object (value));

                /* statusbar context to display current selected item */
                statusbar = ephy_window_get_statusbar (nav->priv->window);

                nav->priv->statusbar_cid = gtk_statusbar_get_context_id (
                                GTK_STATUSBAR (statusbar), 
                                "navigation_message");
            }
            break;
    }
}

static void
ephy_navigation_action_get_property (GObject *object,
                     guint prop_id,
                     GValue *value,
                     GParamSpec *pspec)
{
    EphyNavigationAction *nav = EPHY_NAVIGATION_ACTION (object);

    switch (prop_id)
    {
        case PROP_ARROW_TOOLTIP:
            g_value_set_string (value, nav->priv->arrow_tooltip);
            break;
        case PROP_WINDOW:
            g_value_set_object (value, nav->priv->window);
            break;
    }
}

static void
ephy_navigation_action_class_init (EphyNavigationActionClass *class)
{
    GObjectClass *object_class = G_OBJECT_CLASS (class);
    GtkActionClass *action_class = GTK_ACTION_CLASS (class);

    object_class->finalize = ephy_navigation_action_finalize;
    object_class->set_property = ephy_navigation_action_set_property;
    object_class->get_property = ephy_navigation_action_get_property;

    action_class->toolbar_item_type = GTK_TYPE_MENU_TOOL_BUTTON;
    action_class->connect_proxy = connect_proxy;

    class->build_dropdown_menu = NULL;

    g_object_class_install_property (object_class,
                     PROP_ARROW_TOOLTIP,
                     g_param_spec_string ("arrow-tooltip", NULL, NULL,
                                  NULL,
                                  G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));

    g_object_class_install_property (object_class,
                     PROP_WINDOW,
                     g_param_spec_object ("window", NULL, NULL,
                                  G_TYPE_OBJECT,
                                  G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));

    g_type_class_add_private (object_class, sizeof (EphyNavigationActionPrivate));
}

EphyWindow *
_ephy_navigation_action_get_window (EphyNavigationAction *action)
{
      g_return_val_if_fail (EPHY_IS_NAVIGATION_ACTION (action), NULL);

      return action->priv->window;
}

guint
_ephy_navigation_action_get_statusbar_context_id (EphyNavigationAction *action)
{
      g_return_val_if_fail (EPHY_IS_NAVIGATION_ACTION (action), 0);

      return action->priv->statusbar_cid;
}

GtkWidget *
_ephy_navigation_action_new_history_menu_item (const char *origtext,
                           const char *address)
{
    EphyFaviconCache *cache;
    EphyHistory *history;
    GtkWidget *item, *image;
    GdkPixbuf *icon = NULL;
    GtkLabel *label;
    const char *icon_address;

    g_return_val_if_fail (address != NULL && origtext != NULL, NULL);

    item = gtk_image_menu_item_new_with_label (origtext);

    label = GTK_LABEL (gtk_bin_get_child (GTK_BIN (item)));
    gtk_label_set_ellipsize (label, PANGO_ELLIPSIZE_END);
    gtk_label_set_max_width_chars (label, MAX_LABEL_LENGTH);

    history = EPHY_HISTORY
        (ephy_embed_shell_get_global_history (embed_shell));
    icon_address = ephy_history_get_icon (history, address);

    cache = EPHY_FAVICON_CACHE
        (ephy_embed_shell_get_favicon_cache (embed_shell));
    icon = ephy_favicon_cache_get (cache, icon_address);

    if (icon != NULL)
    {
        image = gtk_image_new_from_pixbuf (icon);
        gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), image);
        gtk_widget_show (image);
        g_object_unref (icon);
    }

    gtk_widget_show (item);

    return item;
}