From 8627775be4d06112befee85151d02a0cdc97c5b1 Mon Sep 17 00:00:00 2001
From: "Maxim.Mossienko" <Maxim.Mossienko@jetbrains.com>
Date: Wed, 16 Dec 2015 20:36:35 +0100
Subject: [PATCH] ability to create of editors with usage preview + editor
 settings customizability

---
 .../usages/impl/UsagePreviewPanel.java        | 20 +++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/platform/usageView/src/com/intellij/usages/impl/UsagePreviewPanel.java b/platform/usageView/src/com/intellij/usages/impl/UsagePreviewPanel.java
index fe589ca5d7f8..1f069ba06f8c 100644
--- a/platform/usageView/src/com/intellij/usages/impl/UsagePreviewPanel.java
+++ b/platform/usageView/src/com/intellij/usages/impl/UsagePreviewPanel.java
@@ -45,9 +45,17 @@ import java.util.List;
 public class UsagePreviewPanel extends UsageContextPanelBase {
   private static final Logger LOG = Logger.getInstance("#com.intellij.usages.impl.UsagePreviewPanel");
   private Editor myEditor;
+  private final boolean myIsEditor;
 
   public UsagePreviewPanel(@NotNull Project project, @NotNull UsageViewPresentation presentation) {
+    this(project, presentation, false);
+  }
+
+  public UsagePreviewPanel(@NotNull Project project,
+                           @NotNull UsageViewPresentation presentation,
+                           boolean isEditor) {
     super(project, presentation);
+    myIsEditor = isEditor;
   }
 
   public static class Provider implements UsageContextPanel.Provider {
@@ -153,18 +161,22 @@ public class UsagePreviewPanel extends UsageContextPanelBase {
     if (isDisposed) return null;
     Project project = psiFile.getProject();
 
-    Editor editor = EditorFactory.getInstance().createEditor(document, project, psiFile.getVirtualFile(), true);
+    Editor editor = EditorFactory.getInstance().createEditor(document, project, psiFile.getVirtualFile(), !myIsEditor);
 
     EditorSettings settings = editor.getSettings();
+    customizeEditorSettings(settings);
+
+    editor.putUserData(PREVIEW_EDITOR_FLAG, this);
+    return editor;
+  }
+
+  protected void customizeEditorSettings(EditorSettings settings) {
     settings.setLineMarkerAreaShown(false);
     settings.setIndentGuidesShown(false);
     settings.setFoldingOutlineShown(false);
     settings.setAdditionalColumnsCount(0);
     settings.setAdditionalLinesCount(0);
     settings.setVirtualSpace(true);
-
-    editor.putUserData(PREVIEW_EDITOR_FLAG, this);
-    return editor;
   }
 
   @Override