From 52ccfab122d857dafafa5c8adc9f1584f39f9071 Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Wed, 3 Oct 2012 16:19:04 -0400
Subject: [PATCH] Now when you hit the TAB key in codemirror, it will insert 4
 spaces.

---
 common/lib/capa/capa/templates/textbox.html | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/common/lib/capa/capa/templates/textbox.html b/common/lib/capa/capa/templates/textbox.html
index 271d7795e0..91aa6d41c8 100644
--- a/common/lib/capa/capa/templates/textbox.html
+++ b/common/lib/capa/capa/templates/textbox.html
@@ -42,7 +42,12 @@
         lineWrapping: true,
         indentUnit: "${tabsize}",
         tabSize: "${tabsize}",
-        indentWithTabs: true,
+        indentWithTabs: false,
+        extraKeys: {
+            "Tab": function(cm) {
+                cm.replaceSelection("${' '*tabsize}", "end");
+            }
+        },
         smartIndent: false
       });
     });