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C++

/*
* Copyright (C) 2006 Red Hat, Inc
*
* Sugar 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 of the License, or
* (at your option) any later version.
*
* Sugar 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 "gecko-browser.h"
#include <nsCOMPtr.h>
#include <nsIPrefService.h>
#include <nsServiceManagerUtils.h>
enum {
PROP_0,
PROP_PROGRESS
};
void
gecko_browser_startup(void)
{
nsCOMPtr<nsIPrefService> prefService;
prefService = do_GetService(NS_PREFSERVICE_CONTRACTID);
NS_ENSURE_TRUE(prefService, );
nsCOMPtr<nsIPrefBranch> pref;
prefService->GetBranch("", getter_AddRefs(pref));
NS_ENSURE_TRUE(pref, );
pref->SetBoolPref ("dom.disable_open_during_load", TRUE);
}
G_DEFINE_TYPE(GeckoBrowser, gecko_browser, GTK_TYPE_MOZ_EMBED)
//static guint signals[N_SIGNALS];
GeckoBrowser *
gecko_browser_new(void)
{
return GECKO_BROWSER(g_object_new(GECKO_TYPE_BROWSER, NULL));
}
static void
gecko_browser_get_property(GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GeckoBrowser *browser = GECKO_BROWSER(object);
switch (prop_id) {
case PROP_PROGRESS:
g_value_set_double(value, browser->progress);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gecko_browser_class_init(GeckoBrowserClass *browser_class)
{
GObjectClass *gobject_class = G_OBJECT_CLASS(browser_class);
gobject_class->get_property = gecko_browser_get_property;
g_object_class_install_property (gobject_class, PROP_PROGRESS,
g_param_spec_double ("progress",
"Progress",
"Progress",
0.0, 1.0, 0.0,
G_PARAM_READABLE));
}
GeckoBrowser *
gecko_browser_create_window(GeckoBrowser *browser)
{
return GECKO_BROWSER_GET_CLASS(browser)->create_window(browser);
}
static void
new_window_cb(GtkMozEmbed *embed,
GtkMozEmbed **newEmbed,
guint chromemask)
{
GeckoBrowser *browser;
browser = gecko_browser_create_window(GECKO_BROWSER(embed));
*newEmbed = GTK_MOZ_EMBED(browser);
}
static void
gecko_browser_set_progress(GeckoBrowser *browser, float progress)
{
g_return_if_fail(GECKO_IS_BROWSER(browser));
browser->progress = progress;
g_object_notify (G_OBJECT(browser), "progress");
}
static void
net_state_cb(GtkMozEmbed *embed, const char *aURI, gint state, guint status)
{
GeckoBrowser *browser = GECKO_BROWSER(embed);
if (state & GTK_MOZ_EMBED_FLAG_IS_NETWORK) {
if (state & GTK_MOZ_EMBED_FLAG_START) {
browser->total_requests = 0;
browser->current_requests = 0;
browser->progress = 0.0;
}
}
if (state & GTK_MOZ_EMBED_FLAG_IS_REQUEST) {
float progress;
if (state & GTK_MOZ_EMBED_FLAG_START) {
browser->total_requests++;
}
else if (state & GTK_MOZ_EMBED_FLAG_STOP)
{
browser->current_requests++;
}
progress = float(browser->current_requests) /
float(browser->total_requests);
if (progress > browser->progress) {
gecko_browser_set_progress(browser, progress);
}
}
}
static void
gecko_browser_init(GeckoBrowser *browser)
{
browser->progress = 0.0;
g_signal_connect(G_OBJECT(browser), "new-window",
G_CALLBACK(new_window_cb), NULL);
g_signal_connect(G_OBJECT(browser), "net-state-all",
G_CALLBACK(net_state_cb), NULL);
}