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path: root/src/ephy-nautilus-view.c
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/*
 *  Copyright (C) 2001, 2002 Ricardo Fernández Pascual
 *
 *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */


#include <config.h>
#include <libgnome/gnome-macros.h>
#include <bonobo/bonobo-zoomable.h>
#include <bonobo/bonobo-ui-util.h>
#include <string.h>
#include "ephy-embed-popup-control.h"
#include "ephy-nautilus-view.h"
#include "ephy-embed.h"
#include "ephy-embed-utils.h"
#include "find-dialog.h"
#include "print-dialog.h"
#include "ephy-prefs.h"
#include "eel-gconf-extensions.h"

#define NOT_IMPLEMENTED g_warning ("not implemented: " G_STRLOC);
#define DEBUG_MSG(x) g_print x
//#define DEBUG_MSG(x)

static void     gnv_embed_location_cb           (EphyEmbed *embed, 
                                 EphyNautilusView *view);
static void     gnv_embed_title_cb          (EphyEmbed *embed, 
                                 EphyNautilusView *view);
static void     gnv_embed_new_window_cb         (EphyEmbed *embed, 
                                 EphyEmbed **new_embed,
                                 EmbedChromeMask chromemask,
                                 EphyNautilusView *view);
static void     gnv_embed_link_message_cb       (EphyEmbed *embed, 
                                 const char *message,
                                 EphyNautilusView *view);
static gint     gnv_embed_dom_mouse_down_cb     (EphyEmbed *embed,
                                 EphyEmbedEvent *event,
                                 EphyNautilusView *view);
static void     gnv_embed_zoom_change_cb        (EphyNautilusView *embed,
                                 guint new_zoom, 
                                 EphyNautilusView *view);


static void         gnv_load_location_cb            (EphyNautilusView *view,
                                 const char *location,
                                 gpointer user_data);
static void     gnv_stop_loading_cb         (EphyNautilusView *view,
                                 gpointer user_data);
static void     gnv_bonobo_control_activate_cb      (BonoboControl *control,
                                 gboolean state,
                                 EphyNautilusView *view);

/* zoomable */
static void         gnv_zoomable_set_zoom_level_cb      (BonoboZoomable *zoomable,
                                 float level,
                                 EphyNautilusView *view);
static void     gnv_zoomable_zoom_in_cb         (BonoboZoomable *zoomable,
                                 EphyNautilusView *view);
static void         gnv_zoomable_zoom_out_cb        (BonoboZoomable *zoomable,
                                 EphyNautilusView *view);
static void     gnv_zoomable_zoom_to_fit_cb     (BonoboZoomable *zoomable,
                                 EphyNautilusView *view);
static void     gnv_zoomable_zoom_to_default_cb     (BonoboZoomable *zoomable,
                                 EphyNautilusView *view);
/* commands */
static void     gnv_cmd_set_charset         (BonoboUIComponent *uic, 
                                 EncodingMenuData *data, 
                                 const char* verbname);
static void         gnv_cmd_file_print          (BonoboUIComponent *uic, 
                                 EphyNautilusView *view, 
                                 const char* verbname);
static void         gnv_cmd_edit_find           (BonoboUIComponent *uic, 
                                 EphyNautilusView *view, 
                                 const char* verbname);


/* popups */
static EphyNautilusView *gnv_view_from_popup            (EphyEmbedPopup *popup);

static void         gnv_popup_cmd_new_window        (BonoboUIComponent *uic, 
                                 EphyEmbedPopup *popup, 
                                 const char* verbname);
static void         gnv_popup_cmd_image_in_new_window   (BonoboUIComponent *uic, 
                                 EphyEmbedPopup *popup, 
                                 const char* verbname);
static void         gnv_popup_cmd_frame_in_new_window   (BonoboUIComponent *uic, 
                                 EphyEmbedPopup *popup, 
                                 const char* verbname);


static float preferred_zoom_levels[] = {
    0.2, 0.4, 0.6, 0.8,
    1.0, 1.2, 1.4, 1.6, 1.8,
    2.0, 2.2, 2.4, 2.6, 2.8,
    3.0, 3.2, 3.4, 3.6, 3.8,
    4.0, 4.2, 4.4, 4.6, 4.8,
    5.0, 5.2, 5.4, 5.6, 5.8,
    6.0, 6.2, 6.4, 6.6, 6.8,
    7.0, 7.2, 7.4, 7.6, 7.8,
    8.0, 8.2, 8.4, 8.6, 8.8,
    9.0, 9.2, 9.4, 9.6, 9.8,
};

static const gchar *preferred_zoom_level_names[] = {
    "20%", "40%", "60%", "80%",
    "100%", "120%", "140%", "160%", "180%",
    "200%", "220%", "240%", "260%", "280%",
    "300%", "320%", "340%", "360%", "380%",
    "400%", "420%", "440%", "460%", "480%",
    "500%", "520%", "540%", "560%", "580%",
    "600%", "620%", "640%", "660%", "680%",
    "700%", "720%", "740%", "760%", "780%",
    "800%", "820%", "840%", "860%", "880%",
    "900%", "920%", "940%", "960%", "980%",
};
#define NUM_ZOOM_LEVELS (sizeof (preferred_zoom_levels) / sizeof (float))

struct EphyNautilusViewPrivate {
    EphyEmbed *embed;
    char *title;
    char *location;
    int load_percent;

    /*
      BonoboPropertyBag   *property_bag;
    */

    EphyEmbedPopupControl *popup;
    BonoboUIComponent *popup_ui;
    BonoboControl *control;
    BonoboUIComponent *ui;
    BonoboZoomable *zoomable;

    EphyDialog *find_dialog;
};

static BonoboUIVerb ephy_popup_verbs [] = {
        BONOBO_UI_VERB ("EPOpenInNewWindow", (BonoboUIVerbFn) gnv_popup_cmd_new_window),
    BONOBO_UI_VERB ("EPOpenImageInNewWindow", (BonoboUIVerbFn) gnv_popup_cmd_image_in_new_window),
    BONOBO_UI_VERB ("DPOpenFrameInNewWindow", (BonoboUIVerbFn) gnv_popup_cmd_frame_in_new_window),

        BONOBO_UI_VERB_END
};

BonoboUIVerb ephy_verbs [] = {
        BONOBO_UI_VERB ("FilePrint", (BonoboUIVerbFn) gnv_cmd_file_print),
        BONOBO_UI_VERB ("EditFind", (BonoboUIVerbFn) gnv_cmd_edit_find),
        BONOBO_UI_VERB_END
};

#define CHARSET_MENU_PATH "/menu/View/Encoding"


BONOBO_CLASS_BOILERPLATE (EphyNautilusView, ephy_nautilus_view,
              NautilusView, NAUTILUS_TYPE_VIEW)

static void
ephy_nautilus_view_instance_init (EphyNautilusView *view)
{
    GtkWidget *w;
    EphyNautilusViewPrivate *p = g_new0 (EphyNautilusViewPrivate, 1);

    view->priv = p;
    view->priv->embed = ephy_embed_new (G_OBJECT (ephy_shell));

    g_object_ref (G_OBJECT (ephy_shell));

    g_signal_connect (view->priv->embed, "ge_link_message",
              GTK_SIGNAL_FUNC (gnv_embed_link_message_cb), 
              view);
    g_signal_connect (view->priv->embed, "ge_location",
              GTK_SIGNAL_FUNC (gnv_embed_location_cb), 
              view);
    g_signal_connect (view->priv->embed, "ge_title",
              GTK_SIGNAL_FUNC (gnv_embed_title_cb), 
              view);
/*
    g_signal_connect (view->priv->embed, "ge_js_status",
              GTK_SIGNAL_FUNC (gnv_embed_js_status_cb), 
              view);
    g_signal_connect (view->priv->embed, "ge_progress",
              GTK_SIGNAL_FUNC (gnv_embed_progress_cb), 
              view);
    g_signal_connect (view->priv->embed, "ge_net_state",
              GTK_SIGNAL_FUNC (gnv_embed_net_state_cb), 
              view);
*/
    g_signal_connect (view->priv->embed, "ge_new_window",
              GTK_SIGNAL_FUNC (gnv_embed_new_window_cb), 
              view);
/*
    g_signal_connect (view->priv->embed, "ge_visibility",
              GTK_SIGNAL_FUNC (gnv_embed_visibility_cb), 
              view);
    g_signal_connect (view->priv->embed, "ge_destroy_brsr",
              GTK_SIGNAL_FUNC (gnv_embed_destroy_brsr_cb), 
              view);
    g_signal_connect (view->priv->embed, "ge_open_uri",
              GTK_SIGNAL_FUNC (gnv_embed_open_uri_cb), 
              view);
    g_signal_connect (view->priv->embed, "ge_size_to",
              GTK_SIGNAL_FUNC (gnv_embed_size_to_cb), 
              view);
    g_signal_connect (view->priv->embed, "ge_dom_mouse_click",
              GTK_SIGNAL_FUNC (gnv_embed_dom_mouse_click_cb), 
              view);
*/
    g_signal_connect (view->priv->embed, "ge_dom_mouse_down", 
              GTK_SIGNAL_FUNC (gnv_embed_dom_mouse_down_cb), 
              view);
/*
    g_signal_connect (view->priv->embed, "ge_security_change",
              GTK_SIGNAL_FUNC (gnv_embed_security_change_cb), 
              view);
*/
    g_signal_connect (view->priv->embed, "ge_zoom_change",
              GTK_SIGNAL_FUNC (gnv_embed_zoom_change_cb), 
              view);

    w = GTK_WIDGET (view->priv->embed);
    gtk_widget_show (w);

    nautilus_view_construct (NAUTILUS_VIEW (view), w);

    g_signal_connect (G_OBJECT (view), "load_location",
              G_CALLBACK (gnv_load_location_cb), NULL);

    g_signal_connect (G_OBJECT (view), "stop_loading",
              G_CALLBACK (gnv_stop_loading_cb), NULL);

        g_signal_connect (G_OBJECT (nautilus_view_get_bonobo_control (NAUTILUS_VIEW (view))),
                          "activate",
                          G_CALLBACK (gnv_bonobo_control_activate_cb), view);

    view->priv->zoomable = bonobo_zoomable_new ();
    bonobo_object_add_interface (BONOBO_OBJECT (view),
                     BONOBO_OBJECT (view->priv->zoomable));

    bonobo_zoomable_set_parameters_full (view->priv->zoomable,
                         1.0,
                         preferred_zoom_levels [0],
                         preferred_zoom_levels [NUM_ZOOM_LEVELS - 1],
                         FALSE, FALSE, TRUE,
                         preferred_zoom_levels,
                         preferred_zoom_level_names,
                         NUM_ZOOM_LEVELS);

    bonobo_object_add_interface (BONOBO_OBJECT (view),
                     BONOBO_OBJECT (view->priv->zoomable));

    g_signal_connect (view->priv->zoomable, "set_zoom_level",
                G_CALLBACK (gnv_zoomable_set_zoom_level_cb), view);
    g_signal_connect (view->priv->zoomable, "zoom_in",
                G_CALLBACK (gnv_zoomable_zoom_in_cb), view);
    g_signal_connect (view->priv->zoomable, "zoom_out",
                G_CALLBACK (gnv_zoomable_zoom_out_cb), view);
    g_signal_connect (view->priv->zoomable, "zoom_to_fit",
                G_CALLBACK (gnv_zoomable_zoom_to_fit_cb), view);
    g_signal_connect (view->priv->zoomable, "zoom_to_default",
                G_CALLBACK (gnv_zoomable_zoom_to_default_cb), view);

    p->control = nautilus_view_get_bonobo_control (NAUTILUS_VIEW (view));
    
    p->popup_ui = bonobo_control_get_popup_ui_component (p->control);
    g_assert (BONOBO_IS_UI_COMPONENT (p->popup_ui));
    bonobo_ui_util_set_ui (p->popup_ui, DATADIR, 
                   "nautilus-ephy-view-ui.xml", 
                   "EphyNutilusView", NULL);
    p->popup = ephy_embed_popup_control_new (p->control);
    ephy_embed_popup_connect_verbs (EPHY_EMBED_POPUP (p->popup), p->popup_ui);
    g_object_set_data (G_OBJECT (p->popup), "NautilisView", view);

    bonobo_ui_component_add_verb_list_with_data (p->popup_ui, ephy_popup_verbs, p->popup);
}

/**
 * Returns a new EphyNautilusView as a BonoboObject 
 **/
BonoboObject *
ephy_nautilus_view_new_component (EphyShell *gs)
{
    EphyNautilusView *view;
    view = EPHY_NAUTILUS_VIEW (g_object_new (EPHY_TYPE_NAUTILUS_VIEW, NULL));
    return BONOBO_OBJECT (view);
}

static void
ephy_nautilus_view_finalize (GObject *object)
{
    EphyNautilusView *view = EPHY_NAUTILUS_VIEW (object);
    EphyNautilusViewPrivate *p = view->priv;

    if (p->find_dialog)
    {
        g_object_unref (p->find_dialog);
    }

    g_object_unref (p->popup);

    g_free (p->title);
    g_free (p->location);
    g_free (p);

    GNOME_CALL_PARENT (G_OBJECT_CLASS, finalize, (object));

    g_object_unref (G_OBJECT (ephy_shell));
}

static void
ephy_nautilus_view_class_init (EphyNautilusViewClass *class)
{
    G_OBJECT_CLASS (class)->finalize = ephy_nautilus_view_finalize;
}



static gint
gnv_embed_dom_mouse_down_cb (EphyEmbed *embed,
                 EphyEmbedEvent *event,
                 EphyNautilusView *view)
{
    EphyNautilusViewPrivate *p = view->priv;
    int button;
    EmbedEventContext context;

    ephy_embed_event_get_mouse_button (event, &button);
    ephy_embed_event_get_context (event, &context); 

    if (button == 2)
    {
        ephy_embed_popup_set_event (EPHY_EMBED_POPUP (p->popup), event);
        ephy_embed_popup_show (EPHY_EMBED_POPUP (p->popup), embed);
        return TRUE;

    }
    else if (button == 1
         && (context & EMBED_CONTEXT_LINK))
    {
        GValue *value;
        const gchar *url;
        ephy_embed_event_get_property (event, "link", &value);
        url = g_value_get_string (value);

        g_return_val_if_fail (url, FALSE);

        nautilus_view_open_location_force_new_window (NAUTILUS_VIEW (view),
                                  url, NULL);
    }

    return FALSE;
}

static void
gnv_embed_link_message_cb (EphyEmbed *embed, const char *message, EphyNautilusView *view)
{
    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    g_return_if_fail (message != NULL);

    nautilus_view_report_status (NAUTILUS_VIEW (view), message);
}

static void
gnv_embed_location_cb (EphyEmbed *embed, EphyNautilusView *view)
{
    EphyNautilusViewPrivate *p;
    const gchar *prefixes_to_ignore[] = 
        {
            "about:",
            "javascript:",
            NULL 
        };
    int i = 0;
    gchar *new_uri;

    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    p = view->priv;
    g_return_if_fail (view->priv->embed == embed);

    ephy_embed_get_location (embed, TRUE, &new_uri);

    g_return_if_fail (new_uri != NULL);


    /* don't inform nautilus about uris that it can't understand */
    while (prefixes_to_ignore[i] != NULL)
    {
        if (!strncmp (prefixes_to_ignore[i], new_uri, strlen (prefixes_to_ignore[i])))
        {
            g_free (new_uri);
            return;
        }
        ++i;
    }

    nautilus_view_report_location_change (NAUTILUS_VIEW (view), new_uri, NULL, new_uri);

    /* TODO, FIXME 
       nautilus_view_report_redirect (view, p->location, new_uri, NULL, new_uri);
    */


    g_free (p->location);
    p->location = new_uri;
    
    
}

static void
gnv_embed_title_cb (EphyEmbed *embed, EphyNautilusView *view)
{
    EphyNautilusViewPrivate *p;

    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    p = view->priv;
    g_return_if_fail (view->priv->embed == embed);

    g_free (p->title);
    ephy_embed_get_title (embed, &p->title);

    nautilus_view_set_title (NAUTILUS_VIEW (view), p->title);
}

static void
gnv_load_location_cb (EphyNautilusView *view, const char *location, gpointer user_data)
{
    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    g_return_if_fail (location != NULL);

    nautilus_view_report_load_underway (NAUTILUS_VIEW (view));
        ephy_embed_load_url (view->priv->embed, location);

}

static void
gnv_stop_loading_cb (EphyNautilusView *view, gpointer user_data)
{
}

static void
gnv_embed_new_window_cb (EphyEmbed *embed, EphyEmbed **new_embed,
             EmbedChromeMask chromemask, EphyNautilusView *view)
{
    EphyTab *new_tab;
    EphyWindow *window;
    
    window = ephy_window_new ();
    if (!(chromemask & EMBED_CHROME_OPENASCHROME))
    {
        ephy_window_set_chrome (window, 
                      chromemask | 
                      EMBED_CHROME_OPENASPOPUP);
    }
    new_tab = ephy_tab_new ();
    ephy_window_add_tab (window, new_tab, FALSE);
    
    *new_embed = ephy_tab_get_embed (new_tab);
}


static void
gnv_bonobo_control_activate_cb (BonoboControl *control, gboolean state, EphyNautilusView *view)
{
    if (state)
    {
        EphyNautilusViewPrivate *p = view->priv;
        
        p->ui = nautilus_view_set_up_ui (NAUTILUS_VIEW (view), DATADIR,
                         "nautilus-ephy-view-ui.xml", "EphyNutilusView");
        g_return_if_fail (BONOBO_IS_UI_COMPONENT (p->ui));
        
        ephy_embed_utils_build_charsets_submenu (p->ui,
                               CHARSET_MENU_PATH,
                               (BonoboUIVerbFn) gnv_cmd_set_charset,
                               view);

        bonobo_ui_component_add_verb_list_with_data (p->ui, ephy_verbs, view);
    }
}

static EphyNautilusView *
gnv_view_from_popup (EphyEmbedPopup *popup)
{
    return g_object_get_data (G_OBJECT (popup), "NautilisView");
}


static void 
gnv_popup_cmd_new_window (BonoboUIComponent *uic, 
              EphyEmbedPopup *popup, 
              const char* verbname)
{
    EphyEmbedEvent *info;
    EphyNautilusView *view;
    GValue *value;

    view = gnv_view_from_popup (popup);
    
    info = ephy_embed_popup_get_event (popup);
    
    ephy_embed_event_get_property (info, "link", &value);

    nautilus_view_open_location_force_new_window (NAUTILUS_VIEW (view),
                              g_value_get_string (value), NULL);
}

static void 
gnv_popup_cmd_image_in_new_window (BonoboUIComponent *uic, 
                   EphyEmbedPopup *popup, 
                   const char* verbname)
{
    EphyEmbedEvent *info;
    EphyNautilusView *view;
    GValue *value;

    view = gnv_view_from_popup (popup);
    
    info = ephy_embed_popup_get_event (popup);
    
    ephy_embed_event_get_property (info, "image", &value);

    nautilus_view_open_location_force_new_window (NAUTILUS_VIEW (view),
                              g_value_get_string (value), NULL);
}

static void 
gnv_popup_cmd_frame_in_new_window (BonoboUIComponent *uic, 
                   EphyEmbedPopup *popup, 
                   const char* verbname)
{
    EphyEmbedEvent *info;
    EphyNautilusView *view;
    gchar *location;

    view = gnv_view_from_popup (popup);
    
    info = ephy_embed_popup_get_event (popup);
    
    ephy_embed_get_location (view->priv->embed, FALSE, &location);

    nautilus_view_open_location_force_new_window (NAUTILUS_VIEW (view),
                              location, NULL);
}

void 
gnv_cmd_set_charset (BonoboUIComponent *uic, 
             EncodingMenuData *data, 
             const char* verbname)
{
    EphyNautilusView *view = data->data;
    EphyNautilusViewPrivate *p;

    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));

    p = view->priv;
    
    DEBUG_MSG ((data->encoding));
    ephy_embed_set_charset (p->embed, data->encoding);
}

static void
gnv_cmd_file_print (BonoboUIComponent *uic, 
            EphyNautilusView *view, 
            const char* verbname)
{
    EphyDialog *dialog;
    EphyNautilusViewPrivate *p = view->priv;
    
    dialog = print_dialog_new (p->embed, NULL);

    //g_signal_connect (G_OBJECT(dialog),
    //        "preview",
    //        G_CALLBACK (print_dialog_preview_cb),
    //        window);

    ephy_dialog_set_modal (dialog, TRUE);
    ephy_dialog_show (dialog);

}

static void
gnv_cmd_edit_find (BonoboUIComponent *uic, 
           EphyNautilusView *view, 
           const char* verbname)
{
    EphyNautilusViewPrivate *p = view->priv;

    if (!p->find_dialog)
    {
        p->find_dialog = find_dialog_new (p->embed);
    }

    ephy_dialog_show (p->find_dialog);
}


/* zoomable */
static void
gnv_zoomable_set_zoom_level_cb (BonoboZoomable *zoomable,
                float level,
                EphyNautilusView *view)
{
    gint zoom = level * 100;
    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    if (zoom < 10) return;
    if (zoom > 1000) return;
    ephy_embed_zoom_set (view->priv->embed, zoom, TRUE);
}

static void
gnv_zoomable_zoom_in_cb (BonoboZoomable *zoomable,
             EphyNautilusView *view)
{
    gint zoom;
    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    ephy_embed_zoom_get (view->priv->embed, &zoom);
    if (zoom > 990) return;
    ephy_embed_zoom_set (view->priv->embed, zoom + 10, TRUE);
}

static void
gnv_zoomable_zoom_out_cb (BonoboZoomable *zoomable,
              EphyNautilusView *view)
{
    gint zoom;
    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    ephy_embed_zoom_get (view->priv->embed, &zoom);
    if (zoom < 20) return;
    ephy_embed_zoom_set (view->priv->embed, zoom - 10, TRUE);
}

static void
gnv_zoomable_zoom_to_fit_cb (BonoboZoomable *zoomable,
                 EphyNautilusView *view)
{
    gnv_zoomable_zoom_to_default_cb (zoomable, view);
}

static void
gnv_zoomable_zoom_to_default_cb (BonoboZoomable *zoomable,
                 EphyNautilusView *view)
{
    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    ephy_embed_zoom_set (view->priv->embed, 100, TRUE);
}

static void
gnv_embed_zoom_change_cb (EphyNautilusView *embed,
              guint new_zoom, 
              EphyNautilusView *view)
{
    float flevel;
    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));
    
    flevel = ((float) new_zoom) / 100.0;
    
    bonobo_zoomable_report_zoom_level_changed (view->priv->zoomable,
                           flevel, NULL);
    
}


#ifdef IM_TOO_LAZY_TO_MOVE_THIS_TO_ANOTHER_FILE


/* property bag properties */
enum {
    ICON_NAME,
    COMPONENT_INFO
};


static void
get_bonobo_properties (BonoboPropertyBag *bag,
            BonoboArg *arg,
            guint arg_id,
            CORBA_Environment *ev,
            gpointer callback_data)
{
    EphyNautilusView *content_view;
    
    content_view = (EphyNautilusView*) callback_data;

    switch (arg_id) {
            case ICON_NAME: 
            if (!strncmp (content_view->priv->uri, "man:", 4)) {
                        BONOBO_ARG_SET_STRING (arg, "manual");                  
            } else if (!strncmp (content_view->priv->uri, "http:", 5)) {
                        BONOBO_ARG_SET_STRING (arg, "i-web");                   
            } else if (!strncmp (content_view->priv->uri, "https:", 6)) {
                /* FIXME: put a nice icon for secure sites */
                        BONOBO_ARG_SET_STRING (arg, "i-web");                   
            } else {
                        BONOBO_ARG_SET_STRING (arg, "");                    
                    }
                    break;

            case COMPONENT_INFO:
                    BONOBO_ARG_SET_STRING (arg, "");                    
                    break;
                
            default:
                    g_warning ("Unhandled arg %d", arg_id);
                    break;
    }
}

/* there are no settable properties, so complain if someone tries to set one */
static void
set_bonobo_properties (BonoboPropertyBag *bag,
            const BonoboArg *arg,
            guint arg_id,
            CORBA_Environment *ev,
            gpointer callback_data)
{
                g_warning ("Bad Property set on view: property ID %d",
               arg_id);
}

static void
ephy_nautilus_view_initialize (EphyNautilusView *view)
{


#ifdef NOT_PORTED
    bonobo_control_set_properties (nautilus_view_get_bonobo_control (view->priv->nautilus_view),
                       view->priv->property_bag);
#endif
    bonobo_property_bag_add (view->priv->property_bag, "icon_name", ICON_NAME, 
                 BONOBO_ARG_STRING, NULL,
                 _("name of icon for the mozilla view"), 0);
    bonobo_property_bag_add (view->priv->property_bag, "summary_info", COMPONENT_INFO,
                 BONOBO_ARG_STRING, NULL,
                 _("mozilla summary info"), 0);
}


    /* free the property bag */
    if (view->priv->property_bag != NULL) {
        bonobo_object_unref (BONOBO_OBJECT (view->priv->property_bag));
        view->priv->property_bag = NULL;
    }

}



void
ephy_nautilus_view_report_load_progress (EphyNautilusView *view,
                       double value)
{
    g_return_if_fail (EPHY_IS_NAUTILUS_VIEW (view));

    if (value < 0.0) value = 0.0;
    if (value > 1.0) value = 1.0;
    
    nautilus_view_report_load_progress (view->priv->nautilus_view, value);
}

/***********************************************************************************/

/**
 * vfs_open_cb
 *
 * Callback for gnome_vfs_async_open. Attempt to read data from handle
 * and pass to mozilla streaming callback.
 * 
 **/
static void
vfs_open_cb (GnomeVFSAsyncHandle *handle, GnomeVFSResult result, gpointer data)
{
    EphyNautilusView *view = data;

    DEBUG_MSG (("+%s GnomeVFSResult: %u\n", G_GNUC_FUNCTION, (unsigned)result));

    if (result != GNOME_VFS_OK)
    {
        gtk_moz_embed_close_stream (GTK_MOZ_EMBED (view->priv->embed->mozembed));
        /* NOTE: the view may go away after a call to report_load_failed */
        DEBUG_MSG ((">nautilus_view_report_load_failed\n"));
        nautilus_view_report_load_failed (view->priv->nautilus_view);
    } else {
        if (view->priv->vfs_read_buffer == NULL) {
            view->priv->vfs_read_buffer = g_malloc (VFS_READ_BUFFER_SIZE);
        }
        gtk_moz_embed_open_stream (GTK_MOZ_EMBED (view->priv->embed->mozembed), "file:///", "text/html");
        gnome_vfs_async_read (handle, view->priv->vfs_read_buffer, VFS_READ_BUFFER_SIZE, vfs_read_cb, view);
    }
    DEBUG_MSG (("-%s\n", G_GNUC_FUNCTION));
}

/**
 * vfs_read_cb:
 *
 * Read data from buffer and copy into mozilla stream.
 **/

static void
vfs_read_cb (GnomeVFSAsyncHandle *handle, GnomeVFSResult result, gpointer buffer,
           GnomeVFSFileSize bytes_requested,
           GnomeVFSFileSize bytes_read,
           gpointer data)
{
    EphyNautilusView *view = data;

    DEBUG_MSG (("+%s %ld/%ld bytes\n", G_GNUC_FUNCTION, (long)bytes_requested, (long) bytes_read));

    if (bytes_read != 0) {
        gtk_moz_embed_append_data (GTK_MOZ_EMBED (view->priv->embed->mozembed), buffer, bytes_read);
    }

    if (bytes_read == 0 || result != GNOME_VFS_OK) {
        gtk_moz_embed_close_stream (GTK_MOZ_EMBED (view->priv->embed->mozembed));
        view->priv->vfs_handle = NULL;
        g_free (view->priv->vfs_read_buffer);
        view->priv->vfs_read_buffer = NULL;
        
        gnome_vfs_async_close (handle, (GnomeVFSAsyncCloseCallback) gtk_true, NULL);

        DEBUG_MSG ((">nautilus_view_report_load_complete\n"));
        nautilus_view_report_load_complete (view->priv->nautilus_view);

        DEBUG_MSG (("=%s load complete\n", G_GNUC_FUNCTION));
        } else {
        gnome_vfs_async_read (handle, view->priv->vfs_read_buffer, VFS_READ_BUFFER_SIZE, vfs_read_cb, view);
    }

    DEBUG_MSG (("-%s\n", G_GNUC_FUNCTION));
}

/***********************************************************************************/

static void
cancel_pending_vfs_operation (EphyNautilusView *view)
{
    if (view->priv->vfs_handle != NULL) {
        gnome_vfs_async_cancel (view->priv->vfs_handle);
        gtk_moz_embed_close_stream (GTK_MOZ_EMBED (view->priv->embed->mozembed));
    }

    view->priv->vfs_handle = NULL;
    g_free (view->priv->vfs_read_buffer);
    view->priv->vfs_read_buffer = NULL;
}


/* this takes a "nautilus" uri, not a "mozilla" uri and uses (sometimes) GnomeVFS */
static void
navigate_mozilla_to_nautilus_uri (EphyNautilusView *view,
                  const char *uri)
{
    char *old_uri;

    cancel_pending_vfs_operation (view);
    
    if (!GTK_WIDGET_REALIZED (view->priv->embed->mozembed)) {
        
        /* Doing certain things to gtkmozembed before
         * the widget has realized (specifically, opening
         * content streams) can cause crashes.  To avoid
         * this, we postpone all navigations
         * until the widget has realized (we believe
         * premature realization may cause other issues)
         */
        
        DEBUG_MSG (("=%s: Postponing navigation request to widget realization\n", G_GNUC_FUNCTION));
        /* Note that view->priv->uri is still set below */
    } else {
        if (should_mozilla_load_uri_directly (uri)) {

            /* See if the current URI is the same as what mozilla already
             * has.  If so, issue a reload rather than a load.
             * We ask mozilla for it's uri rather than using view->priv->uri because,
             * from time to time, our understanding of mozilla's URI can become inaccurate
             * (in particular, certain errors may cause embedded mozilla to not change
             * locations)
             */

            old_uri = view->priv->embed->location;

            if (old_uri != NULL && uris_identical (uri, old_uri)) {
                DEBUG_MSG (("=%s uri's identical, telling ephy to reload\n", G_GNUC_FUNCTION));
                embed_reload (view->priv->embed,
                          GTK_MOZ_EMBED_FLAG_RELOADBYPASSCACHE);
            } else {
                embed_load_url (view->priv->embed, uri);
            }

        } else {
            DEBUG_MSG (("=%s loading URI via gnome-vfs\n", G_GNUC_FUNCTION));
            gnome_vfs_async_open (&(view->priv->vfs_handle), uri,
                          GNOME_VFS_OPEN_READ, GNOME_VFS_PRIORITY_DEFAULT, 
                          vfs_open_cb, view);
        }
    }

    g_free (view->priv->uri);
    view->priv->uri = g_strdup (uri);

    DEBUG_MSG (("=%s current URI is now '%s'\n", G_GNUC_FUNCTION, view->priv->uri));
}

/*
 * This a list of URI schemes that mozilla should load directly, rather than load through gnome-vfs
 */
static gboolean
should_mozilla_load_uri_directly (const char *uri)
{
    static const char *handled_by_mozilla[] =
    {
        "http",
        "file",
        "toc",
        "man",
        "info",
        "ghelp",
        "gnome-help",
        "https",
        NULL
    };
    gint i;
    gint uri_length;

    if (uri == NULL) return FALSE;

    uri_length = strlen (uri);

    for (i = 0; handled_by_mozilla[i] != NULL; i++)
    {
        const gchar *current = handled_by_mozilla[i];
        gint current_length = strlen (current);
        if ((uri_length >= current_length) 
            && (!strncasecmp (uri, current, current_length))) 
            return TRUE;
    }
    return FALSE;
}



#endif