From fe30235b9f12b0a98357064cd178504d8f51f4e9 Mon Sep 17 00:00:00 2001
From: Nathaniel Theis <natetheis@gmail.com>
Date: Thu, 25 Nov 2010 06:55:13 +0000
Subject: Fixed undo/redo support

---
diff --git a/edit_app.py b/edit_app.py
index 76f932d..e88569c 100644
--- a/edit_app.py
+++ b/edit_app.py
@@ -112,6 +112,11 @@ class EditActivity(sugar_tools.GroupActivity):
         toolbar_box.toolbar.insert(edit_toolbar_button, -1)
         edit_toolbar_button.show()
 
+        self.edit_toolbar.undo.connect('clicked', self.undobutton_cb)
+        self.edit_toolbar.redo.connect('clicked', self.redobutton_cb)
+        self.edit_toolbar.copy.connect('clicked', self.copybutton_cb)
+        self.edit_toolbar.paste.connect('clicked', self.pastebutton_cb)
+
         separator = gtk.SeparatorToolItem()
         separator.props.draw = False
         separator.set_expand(True)
@@ -177,7 +182,9 @@ class EditActivity(sugar_tools.GroupActivity):
 
         if self.refresh_buffer:
             #see load_from_journal()
+            self.buffer.begin_not_undoable_action()
             self.buffer.set_text(self.refresh_buffer)
+            self.buffer.end_not_undoable_action()
         
         self.text_view.show()
 
@@ -231,4 +238,21 @@ class EditActivity(sugar_tools.GroupActivity):
             self.buffer.set_text(text)
             return None
 
+    def when_shared(self):
+        self._edit_toolbar.undo.set_sensitive(False)
+        self._edit_toolbar.redo.set_sensitive(False)
+
+    def undobutton_cb(self, button):
+        if self.buffer.can_undo():
+            self.buffer.undo()
+
+    def redobutton_cb(self, button):
+        global text_buffer
+        if self.buffer.can_redo():
+            self.buffer.redo()
+
+    def copybutton_cb(self, button):
+        self.buffer.copy_clipboard(gtk.Clipboard())
 
+    def pastebutton_cb(self, button):
+        self.buffer.paste_clipboard(gtk.Clipboard(), None, True)
--
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