From 4c09b357a758c7186d0dcc50bfa0d5a363d058be Mon Sep 17 00:00:00 2001
From: dharders <dale@salonhand.com.au>
Date: Thu, 1 Jun 2017 14:38:51 +1000
Subject: [PATCH] :checkered_flag: Fix #6036. Ensure window is visible after
 fullscreen toggle

---
 atom/browser/native_window_views.cc | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/atom/browser/native_window_views.cc b/atom/browser/native_window_views.cc
index 242f112128..afa1dcceb6 100644
--- a/atom/browser/native_window_views.cc
+++ b/atom/browser/native_window_views.cc
@@ -480,6 +480,8 @@ void NativeWindowViews::SetFullScreen(bool fullscreen) {
 
 #if defined(OS_WIN)
   // There is no native fullscreen state on Windows.
+  bool fullscreen_to_normal_detected = IsFullscreen() && !fullscreen;
+
   if (fullscreen) {
     last_window_state_ = ui::SHOW_STATE_FULLSCREEN;
     NotifyWindowEnterFullScreen();
@@ -505,6 +507,16 @@ void NativeWindowViews::SetFullScreen(bool fullscreen) {
   // We set the new value after notifying, so we can handle the size event
   // correctly.
   window_->SetFullscreen(fullscreen);
+
+  // If restoring from fullscreen and the window isn't visible, force visible,
+  // else a non-responsive window shell could be rendered.
+  // (this situation may arise when app starts with fullscreen: true)
+  // Note: the following must be after "window_->SetFullscreen(fullscreen);"
+  if (fullscreen_to_normal_detected && !IsVisible()) {
+    LONG frame_style = ::GetWindowLong(GetAcceleratedWidget(), GWL_STYLE);
+    frame_style |= WS_VISIBLE;
+    ::SetWindowLong(GetAcceleratedWidget(), GWL_STYLE, frame_style);
+  }
 #else
   if (IsVisible())
     window_->SetFullscreen(fullscreen);