sugar-toolkit-gtk3/sugar/browser/browser.py

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#!/usr/bin/env python
import sys
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from xml.sax import saxutils
import dbus
import dbus.service
import dbus.glib
import pygtk
pygtk.require('2.0')
import gtk
import geckoembed
from sugar.session.LogWriter import LogWriter
from sugar.shell import activity
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from sugar.p2p.Group import LocalGroup
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from sugar.browser.NotificationBar import NotificationBar
import sugar.env
class AddressToolbar(gtk.Toolbar):
def __init__(self):
gtk.Toolbar.__init__(self)
address_item = AddressItem(self.__open_address_cb)
self.insert(address_item, 0)
address_item.show()
def __open_address_cb(self, address):
BrowserShell.get_instance().open_browser(address)
class AddressItem(gtk.ToolItem):
def __init__(self, callback):
gtk.ToolItem.__init__(self)
address_entry = AddressEntry(callback)
self.add(address_entry)
address_entry.show()
class AddressEntry(gtk.HBox):
def __init__(self, callback):
gtk.HBox.__init__(self)
self.callback = callback
self.folded = True
label = gtk.Label("Open")
self.pack_start(label, False)
label.show()
self.button = gtk.Button()
self.button.set_relief(gtk.RELIEF_NONE)
self.button.connect("clicked", self.__button_clicked_cb)
self.pack_start(self.button, False)
self.button.show()
self.entry = gtk.Entry()
self.entry.connect("activate", self.__activate_cb)
self.pack_start(self.entry, False)
self.entry.show()
self._update_folded_state()
def _update_folded_state(self):
if self.folded:
image = gtk.Image()
image.set_from_file(sugar.env.get_data_file('unfold.png'))
self.button.set_image(image)
image.show()
self.entry.hide()
else:
image = gtk.Image()
image.set_from_file(sugar.env.get_data_file('fold.png'))
self.button.set_image(image)
image.show()
self.entry.show()
self.entry.grab_focus()
def get_folded(self):
return self.folded
def set_folded(self, folded):
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self.folded = folded
self._update_folded_state()
def __button_clicked_cb(self, button):
self.set_folded(not self.get_folded())
def __activate_cb(self, entry):
self.callback(entry.get_text())
self.set_folded(True)
class NavigationToolbar(gtk.Toolbar):
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def __init__(self, browser):
gtk.Toolbar.__init__(self)
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self._browser = browser
self._embed = self._browser.get_embed()
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self.set_style(gtk.TOOLBAR_BOTH_HORIZ)
self.back = gtk.ToolButton(gtk.STOCK_GO_BACK)
self.back.connect("clicked", self.__go_back_cb)
self.insert(self.back, -1)
self.back.show()
self.forward = gtk.ToolButton(gtk.STOCK_GO_FORWARD)
self.forward.connect("clicked", self.__go_forward_cb)
self.insert(self.forward, -1)
self.forward.show()
self.reload = gtk.ToolButton(gtk.STOCK_REFRESH)
self.reload.connect("clicked", self.__reload_cb)
self.insert(self.reload, -1)
self.reload.show()
separator = gtk.SeparatorToolItem()
self.insert(separator, -1)
separator.show()
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share = gtk.ToolButton(None, "Share")
share.set_icon_name('stock_shared-by-me')
share.set_is_important(True)
share.connect("clicked", self.__share_cb)
self.insert(share, -1)
share.show()
separator = gtk.SeparatorToolItem()
self.insert(separator, -1)
separator.show()
address_item = AddressItem(self.__open_address_cb)
self.insert(address_item, -1)
address_item.show()
self._update_sensitivity()
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self._embed.connect("location", self.__location_changed)
def _update_sensitivity(self):
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self.back.set_sensitive(self._embed.can_go_back())
self.forward.set_sensitive(self._embed.can_go_forward())
def __go_back_cb(self, button):
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self._embed.go_back()
def __go_forward_cb(self, button):
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self._embed.go_forward()
def __reload_cb(self, button):
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self._embed.reload()
def __share_cb(self, button):
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self._browser.share()
def __location_changed(self, embed):
self._update_sensitivity()
def __open_address_cb(self, address):
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self._embed.load_address(address)
class BrowserActivity(activity.Activity):
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SOLO = 1
FOLLOWING = 2
LEADING = 3
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def __init__(self, group, uri):
activity.Activity.__init__(self)
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self.uri = uri
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self._group = group
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self._mode = BrowserActivity.SOLO
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def _update_shared_location(self):
address = self.embed.get_address()
self._model.set_value('address', address)
title = self.embed.get_title()
self._model.set_value('title', title)
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def __notif_bar_action_cb(self, bar, action_id):
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print action_id
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if action_id == 'set_shared_location':
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self._update_shared_location()
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elif action_id == 'goto_shared_location':
address = self._model.get_value("address")
print address
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self.embed.load_address(address)
self._notif_bar.hide()
def set_mode(self, mode):
self._mode = mode
if mode == BrowserActivity.LEADING:
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self._notif_bar.set_text('Share this page with the group.')
self._notif_bar.set_action('set_shared_location', 'Share')
self._notif_bar.set_icon('stock_shared-by-me')
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self._notif_bar.show()
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def _setup_shared(self, uri):
self._model = self._group.get_store().get_model(uri)
if self._model:
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self.set_mode(BrowserActivity.FOLLOWING)
self._model.add_listener(self.__shared_location_changed_cb)
def activity_on_connected_to_shell(self):
self.activity_set_ellipsize_tab(True)
self.activity_set_can_close(True)
self.activity_set_tab_text("Web Page")
self.activity_set_tab_icon_name("web-browser")
self.activity_show_icon(True)
vbox = gtk.VBox()
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self._notif_bar = NotificationBar()
vbox.pack_start(self._notif_bar, False)
self._notif_bar.connect('action', self.__notif_bar_action_cb)
self.embed = geckoembed.Embed()
self.embed.connect("title", self.__title_cb)
vbox.pack_start(self.embed)
self.embed.show()
self.embed.load_address(self.uri)
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nav_toolbar = NavigationToolbar(self)
vbox.pack_start(nav_toolbar, False)
nav_toolbar.show()
plug = self.activity_get_gtk_plug()
plug.add(vbox)
plug.show()
vbox.show()
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self._setup_shared(self.uri)
def get_embed(self):
return self.embed
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def share(self):
address = self.embed.get_address()
self._model = self._group.get_store().create_model(address)
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self._model.set_value('owner', self._group.get_owner().get_nick_name())
self._update_shared_location()
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self.set_mode(BrowserActivity.LEADING)
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bus = dbus.SessionBus()
proxy_obj = bus.get_object('com.redhat.Sugar.Chat', '/com/redhat/Sugar/Chat')
chat_shell = dbus.Interface(proxy_obj, 'com.redhat.Sugar.ChatShell')
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escaped_title = saxutils.escape(self.embed.get_title())
escaped_address = saxutils.escape(address)
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chat_shell.send_message('<richtext><link href="' + escaped_address +
'">' + escaped_title + '</link></richtext>')
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def __title_cb(self, embed):
self.activity_set_tab_text(embed.get_title())
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def __shared_location_changed_cb(self, model, key):
self._notify_shared_location_change()
def _notify_shared_location_change(self):
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owner = self._model.get_value('owner')
title = self._model.get_value('title')
text = '<b>' + owner + '</b> is reading <i>' + title + '</i>'
self._notif_bar.set_text(text)
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self._notif_bar.set_action('goto_shared_location', 'Go There')
self._notif_bar.set_icon('stock_right')
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self._notif_bar.show()
def activity_on_close_from_user(self):
self.activity_shutdown()
class WebActivity(activity.Activity):
def __init__(self):
activity.Activity.__init__(self)
def activity_on_connected_to_shell(self):
self.activity_set_tab_text("Web Browser")
self.activity_set_tab_icon_name("web-browser")
self.activity_show_icon(True)
vbox = gtk.VBox()
self.embed = geckoembed.Embed()
self.embed.connect("open-address", self.__open_address);
vbox.pack_start(self.embed)
self.embed.show()
address_toolbar = AddressToolbar()
vbox.pack_start(address_toolbar, False)
address_toolbar.show()
plug = self.activity_get_gtk_plug()
plug.add(vbox)
plug.show()
vbox.show()
self.embed.load_address("http://www.google.com")
def __open_address(self, embed, uri, data=None):
if uri.startswith("http://www.google.com"):
return False
else:
BrowserShell.get_instance().open_browser(uri)
return True
def activity_on_disconnected_from_shell(self):
gtk.main_quit()
class BrowserShell(dbus.service.Object):
instance = None
def get_instance():
if not BrowserShell.instance:
BrowserShell.instance = BrowserShell()
return BrowserShell.instance
get_instance = staticmethod(get_instance)
def __init__(self):
session_bus = dbus.SessionBus()
bus_name = dbus.service.BusName('com.redhat.Sugar.Browser', bus=session_bus)
object_path = '/com/redhat/Sugar/Browser'
dbus.service.Object.__init__(self, bus_name, object_path)
self.__browsers = []
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self._group = LocalGroup()
def open_web_activity(self):
web_activity = WebActivity()
web_activity.activity_connect_to_shell()
@dbus.service.method('com.redhat.Sugar.BrowserShell')
def get_links(self):
links = []
for browser in self.__browsers:
embed = browser.get_embed()
link = {}
link['title'] = embed.get_title()
link['address'] = embed.get_address()
links.append(link)
return links
@dbus.service.method('com.redhat.Sugar.BrowserShell')
def open_browser(self, uri):
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browser = BrowserActivity(self._group, uri)
self.__browsers.append(browser)
browser.activity_connect_to_shell()
if len(sys.argv) > 1 and sys.argv[1] == "--console":
sys.stdout = LogWriter("Web Browser")
sys.stderr = LogWriter("Web Browser")
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gtk.rc_parse(sugar.env.get_data_file('browser.rc'))
BrowserShell.get_instance().open_web_activity()
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gtk.main()