From 2420df2113e896aa651bc52fae92161aef4c4ce0 Mon Sep 17 00:00:00 2001
From: Konstantin Bulenkov <kb@jetbrains.com>
Date: Thu, 5 Mar 2015 01:18:08 +0100
Subject: [PATCH] use flickering fix on Mac and if and only if the registry key
 is on

---
 .../src/com/intellij/ui/popup/PopupComponent.java              | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/platform/platform-impl/src/com/intellij/ui/popup/PopupComponent.java b/platform/platform-impl/src/com/intellij/ui/popup/PopupComponent.java
index 738d203a3d10..1b4a9914d7a1 100644
--- a/platform/platform-impl/src/com/intellij/ui/popup/PopupComponent.java
+++ b/platform/platform-impl/src/com/intellij/ui/popup/PopupComponent.java
@@ -19,6 +19,7 @@ import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.ui.popup.JBPopup;
 import com.intellij.openapi.ui.popup.util.PopupUtil;
 import com.intellij.openapi.util.SystemInfo;
+import com.intellij.openapi.util.registry.Registry;
 import com.intellij.util.ReflectionUtil;
 import com.intellij.util.ui.UIUtil;
 import com.sun.awt.AWTUtilities;
@@ -206,7 +207,7 @@ public interface PopupComponent {
 
     private static void fixFlickering(Window wnd, boolean opaque) {
       try {
-        if (UIUtil.isUnderDarcula() && !SystemInfo.isLinux && wnd != null) {
+        if (UIUtil.isUnderDarcula() && SystemInfo.isMac && Registry.is("darcula.fix.native.flickering") && wnd != null) {
           AWTUtilities.setWindowOpaque(wnd, opaque);
         }
       } catch (Exception ignore) {}