/*
* 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
