From e106d87f7daed4d9236457cd435d959374076607 Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Fri, 8 Feb 2013 17:33:04 +0100
Subject: [PATCH] remove preview artifacts before deciding we don't want to
 show the new preview (e.g. there's no selection)

---
 .../intellij/codeInsight/lookup/impl/CompletionPreview.java | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/lookup/impl/CompletionPreview.java b/platform/lang-impl/src/com/intellij/codeInsight/lookup/impl/CompletionPreview.java
index d3d7af81379a..048bfe6dc88e 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/lookup/impl/CompletionPreview.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/lookup/impl/CompletionPreview.java
@@ -89,12 +89,15 @@ public class CompletionPreview implements Disposable {
       return;
     }
 
+    final EditorImpl editor = getEditorImpl();
+    editor.setCustomImage(null);
+    repaintCaretLine();
+
     LookupElement item = myLookup.getCurrentItem();
     if (item == null) {
       return;
     }
 
-    final EditorImpl editor = getEditorImpl();
     if (editor.getSelectionModel().hasSelection() || editor.getSelectionModel().hasBlockSelection()) {
       return;
     }
@@ -116,7 +119,6 @@ public class CompletionPreview implements Disposable {
     }
 
 
-    editor.setCustomImage(null);
     BufferedImage previewImage = createPreviewImage(text.substring(prefixLength));
     editor.setCustomImage(Pair.create(getCaretPoint(), previewImage));
     repaintCaretLine();