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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 logging
from gettext import gettext as _
import gobject
import gtk
import tempfile
import os
import time
import xpcom
from xpcom.nsError import *
from xpcom import components
from xpcom.components import interfaces
from hulahop.webview import WebView
from sugar.datastore import datastore
from sugar import profile
from sugar.activity import activityfactory
import sessionstore
from dnd import DragDropHooks
class GetSourceListener(gobject.GObject):
_com_interfaces_ = interfaces.nsIWebProgressListener
__gsignals__ = {
'finished': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([]))
}
def __init__(self, persist):
gobject.GObject.__init__(self)
self._persist = persist
def onStateChange(self, progress, request, flags, status):
finished = interfaces.nsIWebBrowserPersist.PERSIST_STATE_FINISHED
if self._persist.currentState == finished:
self.emit('finished')
def onProgressChange(self, progress, request, curSelfProgress,
maxSelfProgress, curTotalProgress, maxTotalProgress):
pass
def onLocationChange(self, progress, request, location):
pass
def onStatusChange(self, progress, request, status, message):
pass
def onSecurityChange(progress, request, state):
pass
class Browser(WebView):
def __init__(self):
WebView.__init__(self)
window_creator = WindowCreator(self)
cls = components.classes['@mozilla.org/embedcomp/window-watcher;1']
window_watcher = cls.getService(interfaces.nsIWindowWatcher)
window_watcher.setWindowCreator(window_creator)
self.connect('realize', self._realize_cb)
def _realize_cb(self, widget):
drag_drop_hooks = DragDropHooks(self)
cls = components.classes['@mozilla.org/embedcomp/command-params;1']
cmd_params = cls.createInstance('nsICommandParams')
cmd_params.setISupportsValue('addhook', drag_drop_hooks)
requestor = self.browser.queryInterface(interfaces.nsIInterfaceRequestor)
command_manager = requestor.getInterface(interfaces.nsICommandManager)
command_manager.doCommand('cmd_clipboardDragDropHook', cmd_params, self.dom_window)
def get_session(self):
return sessionstore.get_session(self)
def set_session(self, data):
return sessionstore.set_session(self, data)
def get_source(self):
cls = components.classes['@mozilla.org/embedding/browser/nsWebBrowserPersist;1']
persist = cls.createInstance(interfaces.nsIWebBrowserPersist)
# get the source from the cache
persist.persistFlags = interfaces.nsIWebBrowserPersist.PERSIST_FLAGS_FROM_CACHE
progresslistener = GetSourceListener(persist)
persist.progressListener = xpcom.server.WrapObject(
progresslistener, interfaces.nsIWebProgressListener)
progresslistener.connect('finished', self._have_source_cb)
file_path = os.path.join(tempfile.gettempdir(), '%i' % time.time())
cls = components.classes["@mozilla.org/file/local;1"]
local_file = cls.createInstance(interfaces.nsILocalFile)
local_file.initWithPath(file_path)
uri = self.web_navigation.currentURI
persist.saveURI(uri, self.doc_shell, None, None, None, local_file)
self._create_journal_object(file_path)
self._jobject.file_path = file_path
def _have_source_cb(self, progress_listener):
logging.debug("Finished getting source - writing to datastore")
datastore.write(self._jobject,
reply_handler=self._internal_save_cb,
error_handler=self._internal_save_error_cb)
def _create_journal_object(self, file_path):
self._jobject = datastore.create()
title = _('Source') + ': ' + self.props.title
self._jobject.metadata['title'] = title
self._jobject.metadata['keep'] = '0'
self._jobject.metadata['buddies'] = ''
self._jobject.metadata['preview'] = ''
self._jobject.metadata['icon-color'] = profile.get_color().to_string()
self._jobject.metadata['mime_type'] = 'text/plain'
self._jobject.file_path = ''
datastore.write(self._jobject)
def _internal_save_cb(self):
logging.debug("Saved source object to datastore.")
id = self._jobject.object_id
service_name = 'org.laptop.AbiWordActivity'
self._cleanup_jobject()
activityfactory.create_with_object_id(service_name, id)
def _internal_save_error_cb(self, err):
logging.debug("Error saving source object to datastore: %s" % err)
self._cleanup_jobject()
def _cleanup_jobject(self):
if self._jobject:
if os.path.isfile(self._jobject.file_path):
logging.debug('_cleanup_jobject: removing %r' % self._jobject.file_path)
os.remove(self._jobject.file_path)
self._jobject.destroy()
self._jobject = None
class WindowCreator:
_com_interfaces_ = interfaces.nsIWindowCreator
def __init__(self, browser):
self._popup_creators = []
self._browser = browser
def createChromeWindow(self, parent, chrome_flags):
logging.debug('createChromeWindow: %r %r' % (parent, chrome_flags))
popup_creator = _PopupCreator(self._browser.get_toplevel())
popup_creator.connect('popup-created', self._popup_created_cb)
self._popup_creators.append(popup_creator)
browser = popup_creator.get_embed()
if chrome_flags & interfaces.nsIWebBrowserChrome.CHROME_OPENAS_CHROME:
logging.debug('Creating chrome window.')
browser.is_chrome = True
item = browser.browser.queryInterface(interfaces.nsIDocShellTreeItem)
item.itemType = interfaces.nsIDocShellTreeItem.typeChromeWrapper
else:
logging.debug('Creating browser window.')
item = browser.browser.queryInterface(interfaces.nsIDocShellTreeItem)
item.itemType = interfaces.nsIDocShellTreeItem.typeContentWrapper
browser.realize()
return browser.browser.containerWindow
def _popup_created_cb(self, creator):
self._popup_creators.remove(creator)
class _PopupCreator(gobject.GObject):
__gsignals__ = {
'popup-created': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([])),
}
def __init__(self, parent_window):
gobject.GObject.__init__(self)
logging.debug('Creating the popup widget')
self._parent_window = parent_window
self._dialog = gtk.Window()
self._dialog.set_resizable(True)
self._dialog.realize()
self._dialog.window.set_type_hint(gtk.gdk.WINDOW_TYPE_HINT_DIALOG)
self._embed = Browser()
self._vis_sid = self._embed.connect('notify::visible', self._notify_visible_cb)
self._dialog.add(self._embed)
def _notify_visible_cb(self, embed, param):
self._embed.disconnect(self._vis_sid)
if self._embed.type == Browser.TYPE_POPUP or self._embed.is_chrome:
logging.debug('Show the popup')
self._embed.show()
self._dialog.set_transient_for(self._parent_window)
self._dialog.show()
else:
logging.debug('Open a new activity for the popup')
self._dialog.remove(self._embed)
self._dialog.destroy()
self._dialog = None
# FIXME We need a better way to handle this.
# It seem like a pretty special case though, I doubt
# other activities will need something similar.
from webactivity import WebActivity
from sugar.activity import activityfactory
from sugar.activity.activityhandle import ActivityHandle
handle = ActivityHandle(activityfactory.create_activity_id())
activity = WebActivity(handle, self._embed)
activity.show()
self.emit('popup-created')
def get_embed(self):
return self._embed
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