From a23d8ed702d589c09c6d24d8c27e4c0f2aa161da Mon Sep 17 00:00:00 2001
From: Daijiro Wachi <daijiro.wachi@gmail.com>
Date: Thu, 19 Jan 2017 00:40:34 +0100
Subject: [PATCH] do not call SetFullScreen in SetKiosk if it's already
 fullscreen mode

---
 atom/browser/native_window_mac.mm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/atom/browser/native_window_mac.mm b/atom/browser/native_window_mac.mm
index 15e3cb4439c7..037d0be487db 100644
--- a/atom/browser/native_window_mac.mm
+++ b/atom/browser/native_window_mac.mm
@@ -1128,7 +1128,7 @@ void NativeWindowMac::SetKiosk(bool kiosk) {
     [NSApp setPresentationOptions:options];
     is_kiosk_ = true;
     was_fullscreen_ = IsFullscreen();
-    SetFullScreen(true);
+    if (!was_fullscreen_) SetFullScreen(true);
   } else if (!kiosk && is_kiosk_) {
     is_kiosk_ = false;
     if (!was_fullscreen_) SetFullScreen(false);