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+# Copyright (C) 2009, Tutorius.org
+#
+# 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
+
+from sugar.tutorius.actions import Action
+from sugar.tutorius.properties import TFileProperty
+from sugar.tutorius.services import ObjectStore
+
+class ReadFile(Action):
+ filename = TFileProperty(None)
+
+ def __init__(self, filename=None):
+ """
+ Calls activity.read_file to restore a specified state to an activity
+ like when restored from the journal.
+ @param filename Path to the file to read
+ """
+ Action.__init__(self)
+
+ if filename:
+ self.filename=filename
+
+ def do(self):
+ """
+ Perform the action, call read_file on the activity
+ """
+ if os.path.isfile(str(self.filename)):
+ ObjectStore().activity.read_file(self.filename)
+
+ def undo(self):
+ """
+ Not undoable
+ """
+ pass
+
+__action__ = {
+ "name" : "ReadFile",
+ "display_name" : "Read File",
+ "icon" : "message-bubble", #FIXME
+ "class" : ReadFile,
+ "mandatory_props" : ["filename"]
+}