From 2da5c5256d814e1bf66b1d400eaa8304b4f97b97 Mon Sep 17 00:00:00 2001
From: Anna Kozlova <anna.kozlova@jetbrains.com>
Date: Mon, 10 Nov 2014 13:07:40 +0100
Subject: [PATCH] ensure start/end order: when process is very short busy icon
 can stay forever

---
 .../codeInsight/navigation/ListBackgroundUpdaterTask.java  | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/navigation/ListBackgroundUpdaterTask.java b/platform/lang-impl/src/com/intellij/codeInsight/navigation/ListBackgroundUpdaterTask.java
index eb9abc451329..502b830b2fd9 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/navigation/ListBackgroundUpdaterTask.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/navigation/ListBackgroundUpdaterTask.java
@@ -23,6 +23,7 @@ import com.intellij.util.ui.UIUtil;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
+import javax.swing.*;
 import java.util.List;
 
 /**
@@ -35,12 +36,14 @@ public abstract class ListBackgroundUpdaterTask extends BackgroundUpdaterTask<JB
 
   @Override
   protected void paintBusy(final boolean paintBusy) {
-    UIUtil.invokeLaterIfNeeded(new Runnable() {
+    final Runnable runnable = new Runnable() {
       @Override
       public void run() {
         myComponent.setPaintBusy(paintBusy);
       }
-    });
+    };
+    //ensure start/end order 
+    SwingUtilities.invokeLater(runnable);
   }
 
   @Override