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# -*- coding: utf-8 -*-
# Copyright 2011 Manuel Quiñones
#
# 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
"""
TiddlyWiki Activity: A reusable non-linear personal web notebook.
This activity displays a TiddlyWiki, which is a wiki in a single html,
via WebKit.
"""
import os
import gtk
import webkit
import logging
from sugar.activity import activity
from sugar.graphics.toolbarbox import ToolbarBox
from sugar.graphics.toolbarbox import ToolbarButton
from sugar.activity.widgets import ActivityToolbarButton
from sugar.activity.widgets import StopButton
from sugar.activity.widgets import EditToolbar
from toolbars import ViewToolbar
_TIDDLYWIKI_PATH = os.path.join(activity.get_bundle_path(),
"data/empty.html")
class TiddlyWikiActivity(activity.Activity):
"""TiddlyWikiActivity class as specified in activity.info"""
def __init__(self, handle):
"""Set up the TiddlyWiki activity."""
activity.Activity.__init__(self, handle)
self._web_view = None
# we do not have collaboration features, make the share option
# insensitive:
self.max_participants = 1
# add the toolbar:
toolbar_box = self._make_toolbar()
self.set_toolbar_box(toolbar_box)
toolbar_box.show()
# add the webkit view in the canvas:
canvas_widget = self.make_webkit_view()
self.set_canvas(canvas_widget)
canvas_widget.show()
def _make_toolbar(self):
logging.info("Creating toolbars")
toolbar_box = ToolbarBox()
# activity toolbar:
activity_button = ActivityToolbarButton(self)
toolbar_box.toolbar.insert(activity_button, -1)
activity_button.show()
# edit toolbar:
edit_toolbar = EditToolbar()
edit_toolbar.undo.connect('clicked', self._edit_undo_cb)
edit_toolbar.redo.connect('clicked', self._edit_redo_cb)
edit_toolbar.copy.connect('clicked', self._edit_copy_cb)
edit_toolbar.paste.connect('clicked', self._edit_paste_cb)
edit_toolbar_button = ToolbarButton(page=edit_toolbar,
icon_name='toolbar-edit')
toolbar_box.toolbar.insert(edit_toolbar_button, -1)
edit_toolbar_button.show()
# view toolbar:
view_toolbar = ViewToolbar()
view_toolbar.set_view(self)
view_toolbar_button = ToolbarButton(page=view_toolbar,
icon_name='toolbar-view')
toolbar_box.toolbar.insert(view_toolbar_button, -1)
view_toolbar_button.show()
# fill with blank space:
separator = gtk.SeparatorToolItem()
separator.props.draw = False
separator.set_expand(True)
toolbar_box.toolbar.insert(separator, -1)
separator.show()
# stop button:
stop_button = StopButton(self)
toolbar_box.toolbar.insert(stop_button, -1)
stop_button.show()
return toolbar_box
def make_webkit_view(self):
logging.info("Creating webkit view")
web_view = webkit.WebView()
web_view.load_uri('file://' + _TIDDLYWIKI_PATH)
self._web_view = web_view
web_view.show()
scrolledwindow = gtk.ScrolledWindow()
scrolledwindow.add(web_view)
return scrolledwindow
def _edit_undo_cb(self, button):
self._web_view.undo()
def _edit_redo_cb(self, button):
self._web_view.redo()
def _edit_copy_cb(self, button):
self._web_view.copy_clipboard()
def _edit_paste_cb(self, button):
self._web_view.paste_clipboard()
def zoom_in(self):
self._web_view.zoom_in()
def zoom_out(self):
self._web_view.zoom_out()
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