From 974e6ea2895d30c22c252f33ada4ad3bfe67fd31 Mon Sep 17 00:00:00 2001
From: Maxim Shafirov <max@jetbrains.com>
Date: Fri, 12 Aug 2011 14:41:14 +0400
Subject: [PATCH] Just a bit of cancellability

---
 .../codeInsight/daemon/impl/DefaultHighlightVisitor.java       | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/DefaultHighlightVisitor.java b/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/DefaultHighlightVisitor.java
index 9a999d0cc579..5f3da6c11e5e 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/DefaultHighlightVisitor.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/DefaultHighlightVisitor.java
@@ -27,6 +27,7 @@ import com.intellij.openapi.extensions.ExtensionPointListener;
 import com.intellij.openapi.extensions.ExtensionPointName;
 import com.intellij.openapi.extensions.Extensions;
 import com.intellij.openapi.extensions.PluginDescriptor;
+import com.intellij.openapi.progress.ProgressManager;
 import com.intellij.openapi.project.DumbAware;
 import com.intellij.openapi.project.DumbService;
 import com.intellij.openapi.project.Project;
@@ -132,6 +133,8 @@ public class DefaultHighlightVisitor implements HighlightVisitor, DumbAware {
           continue;
         }
 
+        ProgressManager.checkCanceled();
+
         annotator.annotate(element, annotationHolder);
       }