From 23f4c7e6632b1a4da64e30c0df7cef2c02f38fc4 Mon Sep 17 00:00:00 2001
From: Aleksey Pivovarov <AMPivovarov@gmail.com>
Date: Mon, 14 Oct 2019 01:57:47 +0300
Subject: [PATCH] vcs: refresh diff preview when preview editor tab is toggled
 on

PanelPreview has no such issue, as refresh is performed
by PreviewDiffSplitterComponent.setDetailsOn.

Fix regression after d96d3bf3f8c04162c82173ce5926522c524aaeb8

GitOrigin-RevId: 8d579ac89eeddd8ffa09fcccfda15268752a5098
---
 .../com/intellij/openapi/vcs/changes/ChangesViewManager.java    | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/platform/vcs-impl/src/com/intellij/openapi/vcs/changes/ChangesViewManager.java b/platform/vcs-impl/src/com/intellij/openapi/vcs/changes/ChangesViewManager.java
index b32a6f2bbd9b..00e4025c4b51 100644
--- a/platform/vcs-impl/src/com/intellij/openapi/vcs/changes/ChangesViewManager.java
+++ b/platform/vcs-impl/src/com/intellij/openapi/vcs/changes/ChangesViewManager.java
@@ -740,6 +740,8 @@ public class ChangesViewManager implements ChangesViewEx,
 
       @Override
       public void setDiffPreviewVisible(boolean isVisible) {
+        updatePreview(false);
+
         if (!isVisible) {
           FileEditorManager.getInstance(myProject).closeFile(myPreviewDiffVirtualFile);
         }