IDEA-187611: do not draw line if myIdLabel is not visible

platform/platform-impl/src/com/intellij/openapi/wm/impl/content/ComboContentLayout.java

@@ -1,18 +1,4 @@
-/*
- * Copyright 2000-2015 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.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+// Copyright 2000-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package com.intellij.openapi.wm.impl.content;
 
 import com.intellij.openapi.ui.popup.ListPopup;
@@ -77,7 +63,7 @@ class ComboContentLayout extends ContentLayout {
 
   @Override
   public void paintComponent(Graphics g) {
-    if (!isToDrawCombo()) return;
+    if (!isToDrawCombo() || !myIdLabel.isVisible()) return;
 
     Rectangle r = myIdLabel.getBounds();
     g.setColor(ColorUtil.toAlpha(UIUtil.getLabelForeground(), 20));