From 73a85c5b2302e3d147d64f9f8e4874eb5836fdda Mon Sep 17 00:00:00 2001
From: Dmitry Jemerov <yole@jetbrains.com>
Date: Fri, 30 Dec 2011 15:50:50 +0100
Subject: [PATCH] ensure valid icon index

---
 .../src/com/intellij/util/ui/AnimatedIcon.java         | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/platform/platform-api/src/com/intellij/util/ui/AnimatedIcon.java b/platform/platform-api/src/com/intellij/util/ui/AnimatedIcon.java
index dc4f0393ca80..30ba39ec5033 100644
--- a/platform/platform-api/src/com/intellij/util/ui/AnimatedIcon.java
+++ b/platform/platform-api/src/com/intellij/util/ui/AnimatedIcon.java
@@ -63,7 +63,15 @@ public abstract class AnimatedIcon extends JComponent implements Disposable {
 
     myAnimator = new Animator(myName, icons.length, cycleLength, true) {
       public void paintNow(final float frame, final float totalFrames, final float cycle) {
-        myCurrentIconIndex = (int)frame;
+        if (frame < 0) {
+          myCurrentIconIndex = 0;
+        }
+        else if (frame >= myIcons.length) {
+          myCurrentIconIndex = myIcons.length-1;
+        }
+        else {
+          myCurrentIconIndex = (int)frame;
+        }
         paintImmediately(0, 0, getWidth(), getHeight());
       }
     };