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# Copyright (C) 2006, Red Hat, Inc.
# Copyright (C) 2007, One Laptop Per Child
#
# 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 of the License, 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 St, Fifth Floor, Boston, MA 02110-1301 USA
import os
import logging
from gettext import gettext as _
import gtk
import xpcom
from xpcom.components import interfaces
from sugar.graphics.toolbutton import ToolButton
from sugar.graphics import AddressEntry
import sessionhistory
import progresslistener
class WebToolbar(gtk.Toolbar):
def __init__(self, browser):
gtk.Toolbar.__init__(self)
self._browser = browser
self._back = ToolButton('go-previous')
self._back.set_tooltip(_('Back'))
self._back.props.sensitive = False
self._back.connect('clicked', self._go_back_cb)
self.insert(self._back, -1)
self._back.show()
self._forward = ToolButton('go-next')
self._forward.set_tooltip(_('Forward'))
self._forward.props.sensitive = False
self._forward.connect('clicked', self._go_forward_cb)
self.insert(self._forward, -1)
self._forward.show()
self._stop_and_reload = ToolButton('stop')
self._stop_and_reload.connect('clicked', self._stop_and_reload_cb)
self.insert(self._stop_and_reload, -1)
self._stop_and_reload.show()
self._entry = AddressEntry()
self._entry.connect('activate', self._entry_activate_cb)
entry_item = gtk.ToolItem()
entry_item.set_expand(True)
entry_item.add(self._entry)
self._entry.show()
self.insert(entry_item, -1)
entry_item.show()
progress_listener = progresslistener.get_instance()
progress_listener.connect('location-changed', self._location_changed_cb)
progress_listener.connect('loading-start', self._loading_start_cb)
progress_listener.connect('loading-stop', self._loading_stop_cb)
progress_listener.connect('loading-progress', self._loading_progress_cb)
session_history = sessionhistory.get_instance()
#session_history.connect('location-changed', self._location_changed_cb)
self._browser.connect("notify::title", self._title_changed_cb)
def _location_changed_cb(self, progress_listener, uri):
self._set_address(uri)
self._update_navigation_buttons()
def _loading_start_cb(self, progress_listener):
self._set_title(None)
self._set_loading(True)
self._update_navigation_buttons()
def _loading_stop_cb(self, progress_listener):
self._set_loading(False)
self._update_navigation_buttons()
def _loading_progress_cb(self, progress_listener, progress):
self._set_progress(progress)
def _set_progress(self, progress):
self._entry.props.progress = progress
def _set_address(self, address):
self._entry.props.address = address
def _set_title(self, title):
self._entry.props.title = title
def _show_stop_icon(self):
self._stop_and_reload.set_icon('stop')
def _show_reload_icon(self):
self._stop_and_reload.set_icon('view-refresh')
def _update_navigation_buttons(self):
can_go_back = self._browser.web_navigation.canGoBack
self._back.props.sensitive = can_go_back
can_go_forward = self._browser.web_navigation.canGoForward
self._forward.props.sensitive = can_go_forward
def _entry_activate_cb(self, entry):
self._browser.load_uri(entry.props.text)
self._browser.grab_focus()
def _go_back_cb(self, button):
self._browser.web_navigation.goBack()
def _go_forward_cb(self, button):
self._browser.web_navigation.goForward()
def _title_changed_cb(self, embed, spec):
self._set_title(embed.props.title)
def _stop_and_reload_cb(self, button):
if self._loading:
self._browser.web_navigation.stop(interfaces.nsIWebNavigation.STOP_ALL)
else:
flags = interfaces.nsIWebNavigation.LOAD_FLAGS_NONE
self._browser.web_navigation.reload(flags)
def _set_loading(self, loading):
self._loading = loading
if self._loading:
self._show_stop_icon()
self._stop_and_reload.set_tooltip(_('Stop'))
else:
self._show_reload_icon()
self._stop_and_reload.set_tooltip(_('Reload'))
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