1 files changed, 135 insertions, 0 deletions
diff --git a/activity.py b/activity.py
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+++ b/activity.py
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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()