From 3314477dc2068772482af6c638971e6b49f46428 Mon Sep 17 00:00:00 2001
From: jmoenig <jens@moenig.org>
Date: Fri, 5 Jul 2013 10:40:57 +0200
Subject: Blocks: fixed CommentMorph hiding/showing bug

when switching to / from presentation mode the previously hidden text
(in collapsed state) was again shown along with the resize handle
---
 blocks.js   | 20 +++++++++++++++++++-
 history.txt |  4 ++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/blocks.js b/blocks.js
index 4258610..35b073f 100644
--- a/blocks.js
+++ b/blocks.js
@@ -155,7 +155,7 @@ DialogBoxMorph, BlockInputFragmentMorph, PrototypeHatBlockMorph*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.blocks = '2013-July-04';
+modules.blocks = '2013-July-05';
 
 var SyntaxElementMorph;
 var BlockMorph;
@@ -9933,6 +9933,24 @@ CommentMorph.prototype.userMenu = function () {
     return menu;
 };
 
+// CommentMorph hiding and showing:
+
+/*
+    override the inherited behavior to recursively hide/show all
+    children, so that my instances get restored correctly when
+    switching back out of app mode.
+*/
+
+CommentMorph.prototype.hide = function () {
+    this.isVisible = false;
+    this.changed();
+};
+
+CommentMorph.prototype.show = function () {
+    this.isVisible = true;
+    this.changed();
+};
+
 // CommentMorph dragging & dropping
 
 CommentMorph.prototype.prepareToBeGrabbed = function () {
diff --git a/history.txt b/history.txt
index 0abd8df..3bd51f3 100755
--- a/history.txt
+++ b/history.txt
@@ -1782,3 +1782,7 @@ ______
 130704
 ------
 * Codification (text code mapping and block header support)
+
+130705
+------
+* Blocks: fixed CommentMorph hiding/showing bug when switching to / from presentation mode
-- 
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