From 409934c2c92f4c687b2aa943ae2bf88fd6638d0d Mon Sep 17 00:00:00 2001
From: Holger Bergunde <holger.bergunde@b35dd754-fafc-0310-a699-88a17e54d16e>
Date: Wed, 29 Jun 2011 09:22:03 +0000
Subject: [PATCH] SPARK-1398 fixed UiThreadViolation in scrollToBottom

git-svn-id: http://svn.igniterealtime.org/svn/repos/spark/trunk@12550 b35dd754-fafc-0310-a699-88a17e54d16e
---
 src/java/org/jivesoftware/spark/ui/ChatRoom.java | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/java/org/jivesoftware/spark/ui/ChatRoom.java b/src/java/org/jivesoftware/spark/ui/ChatRoom.java
index 2c4ce2cd5..1f0cc210c 100644
--- a/src/java/org/jivesoftware/spark/ui/ChatRoom.java
+++ b/src/java/org/jivesoftware/spark/ui/ChatRoom.java
@@ -22,6 +22,7 @@
 import java.awt.BorderLayout;
 import java.awt.Color;
 import java.awt.Component;
+import java.awt.EventQueue;
 import java.awt.FlowLayout;
 import java.awt.GridBagConstraints;
 import java.awt.GridBagLayout;
@@ -616,8 +617,15 @@ public void scrollToBottom() {
         transcriptWindow.setCaretPosition(lengthOfChat);
 
         try {
-            JScrollBar scrollBar = textScroller.getVerticalScrollBar();
-            scrollBar.setValue(scrollBar.getMaximum());
+            final JScrollBar scrollBar = textScroller.getVerticalScrollBar();
+            EventQueue.invokeLater(new Runnable() {
+                
+                @Override
+                public void run() {
+                    scrollBar.setValue(scrollBar.getMaximum());        
+                }
+            });
+            
 
         }
         catch (Exception e) {