From 0c781807dbc2816cbf60cff54a4b5bc09175d3dc Mon Sep 17 00:00:00 2001
From: Vyacheslav Karpukhin <Vyacheslav.Karpukhin@jetbrains.com>
Date: Fri, 24 Oct 2014 14:49:02 +0400
Subject: [PATCH] XmlPsiManager should not increase tracker on changes in
 unrelated files

---
 xml/xml-psi-impl/src/com/intellij/xml/XmlPsiManager.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/xml/xml-psi-impl/src/com/intellij/xml/XmlPsiManager.java b/xml/xml-psi-impl/src/com/intellij/xml/XmlPsiManager.java
index 3525a00163a7..b5c24bbe070b 100644
--- a/xml/xml-psi-impl/src/com/intellij/xml/XmlPsiManager.java
+++ b/xml/xml-psi-impl/src/com/intellij/xml/XmlPsiManager.java
@@ -21,7 +21,10 @@ import com.intellij.openapi.project.Project;
 import com.intellij.psi.PsiElement;
 import com.intellij.psi.PsiFileSystemItem;
 import com.intellij.psi.impl.PsiManagerImpl;
+import com.intellij.psi.impl.PsiTreeChangeEventImpl;
 import com.intellij.psi.impl.PsiTreeChangePreprocessorBase;
+import com.intellij.psi.xml.XmlFile;
+import org.jetbrains.annotations.NotNull;
 
 /**
  * Created by fedorkorotkov.
@@ -52,6 +55,12 @@ public class XmlPsiManager extends AbstractProjectComponent {
         // cause we display even attributes and tag values in structure view
         return !isXml;
       }
+
+      @Override
+      public void treeChanged(@NotNull PsiTreeChangeEventImpl event) {
+        if (!(event.getFile() instanceof XmlFile)) return;
+        super.treeChanged(event);
+      }
     };
   }
 }