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Posted to commits@flex.apache.org by jm...@apache.org on 2013/06/05 13:31:30 UTC

git commit: [flex-sdk] [refs/heads/develop] - FLEX-14181 stop RTE from occurring

Updated Branches:
  refs/heads/develop b4e0a4e82 -> 4878d2abc


FLEX-14181 stop RTE from occurring


Project: http://git-wip-us.apache.org/repos/asf/flex-sdk/repo
Commit: http://git-wip-us.apache.org/repos/asf/flex-sdk/commit/4878d2ab
Tree: http://git-wip-us.apache.org/repos/asf/flex-sdk/tree/4878d2ab
Diff: http://git-wip-us.apache.org/repos/asf/flex-sdk/diff/4878d2ab

Branch: refs/heads/develop
Commit: 4878d2abc17eb25f7ba459f5a7848a75cbf6f3fb
Parents: b4e0a4e
Author: Justin Mclean <jm...@apache.org>
Authored: Wed Jun 5 21:31:11 2013 +1000
Committer: Justin Mclean <jm...@apache.org>
Committed: Wed Jun 5 21:31:11 2013 +1000

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 .../projects/mx/src/mx/containers/DividedBox.as    |   13 +++++++++++--
 1 files changed, 11 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/flex-sdk/blob/4878d2ab/frameworks/projects/mx/src/mx/containers/DividedBox.as
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diff --git a/frameworks/projects/mx/src/mx/containers/DividedBox.as b/frameworks/projects/mx/src/mx/containers/DividedBox.as
index 843ec83..a426c8a 100644
--- a/frameworks/projects/mx/src/mx/containers/DividedBox.as
+++ b/frameworks/projects/mx/src/mx/containers/DividedBox.as
@@ -776,7 +776,7 @@ public class DividedBox extends Box
 
 	/**
 	 *  Returns a reference to the specified BoxDivider object
-	 *  in this DividedBox container. 
+	 *  in this DividedBox container or null if it doesn't exist.
 	 *
 	 *  @param i Zero-based index of a divider, counting from 
 	 *  the left for a horizontal DividedBox, 
@@ -791,7 +791,16 @@ public class DividedBox extends Box
 	 */
 	public function getDividerAt(i:int):BoxDivider
 	{
-		return BoxDivider(dividerLayer.getChildAt(i));
+		if (dividerLayer) {
+			// Check whether this is a valid divider index.
+			if (i < 0 || i >= numDividers)
+				return null;
+			
+			return BoxDivider(dividerLayer.getChildAt(i));
+		}
+		else {
+			return null;
+		}
 	}
 
 	/**