From 7159040d5cb62ff0098ba31d66e7560f1379e255 Mon Sep 17 00:00:00 2001
From: Alexey Kudravtsev <cdr@intellij.com>
Date: Tue, 19 Apr 2016 13:50:49 +0300
Subject: [PATCH] show hidden usages after "show in usage view" action

---
 platform/lang-impl/src/com/intellij/find/FindUtil.java       | 2 ++
 .../src/com/intellij/usages/impl/UsageViewImpl.java          | 5 +++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/platform/lang-impl/src/com/intellij/find/FindUtil.java b/platform/lang-impl/src/com/intellij/find/FindUtil.java
index 489f6936c4c5..a94b4f5aaf18 100644
--- a/platform/lang-impl/src/com/intellij/find/FindUtil.java
+++ b/platform/lang-impl/src/com/intellij/find/FindUtil.java
@@ -64,6 +64,7 @@ import com.intellij.usageView.UsageInfo;
 import com.intellij.usages.*;
 import com.intellij.usages.impl.UsageViewImpl;
 import com.intellij.util.containers.ContainerUtil;
+import com.intellij.util.ui.UIUtil;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -921,6 +922,7 @@ public class FindUtil {
             }
           });
         }
+        UIUtil.invokeLaterIfNeeded(((UsageViewImpl)view)::expandAll);
       }
     });
     return view;
diff --git a/platform/usageView/src/com/intellij/usages/impl/UsageViewImpl.java b/platform/usageView/src/com/intellij/usages/impl/UsageViewImpl.java
index 18b0d80ac89f..e793cada6244 100644
--- a/platform/usageView/src/com/intellij/usages/impl/UsageViewImpl.java
+++ b/platform/usageView/src/com/intellij/usages/impl/UsageViewImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2015 JetBrains s.r.o.
+ * Copyright 2000-2016 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -779,7 +779,8 @@ public class UsageViewImpl implements UsageView, UsageModelTracker.UsageModelTra
     }
   }
 
-  private void expandAll() {
+  public void expandAll() {
+    ApplicationManager.getApplication().assertIsDispatchThread();
     expandingAll = true;
     try {
       TreeUtil.expandAll(myTree);