From 2c7df2ae1ee4d38d53886ba68b91eead1744713d Mon Sep 17 00:00:00 2001
From: "Maxim.Mossienko" <Maxim.Mossienko@jetbrains.com>
Date: Wed, 2 Sep 2015 15:53:34 +0200
Subject: [PATCH] update open files modification tracker on opening file

---
 .../intellij/openapi/fileEditor/impl/FileEditorManagerImpl.java  | 1 +
 1 file changed, 1 insertion(+)

diff --git a/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/FileEditorManagerImpl.java b/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/FileEditorManagerImpl.java
index 5c8bf658d852..dfd8695cbdd5 100644
--- a/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/FileEditorManagerImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/FileEditorManagerImpl.java
@@ -863,6 +863,7 @@ public class FileEditorManagerImpl extends FileEditorManagerEx implements Projec
         if (newEditor) {
           clearWindowIfNeeded(window);
 
+          ourOpenFilesSetModificationCount.incrementAndGet();
           getProject().getMessageBus().syncPublisher(FileEditorManagerListener.Before.FILE_EDITOR_MANAGER).beforeFileOpened(FileEditorManagerImpl.this, file);
 
           FileEditor[] newEditors = new FileEditor[newProviders.length];