From 5f80cc43bfe3e741bdcbed744812472d5edd27c9 Mon Sep 17 00:00:00 2001
From: Ken Thomases <ken@codeweavers.com>
Date: Fri, 8 Dec 2017 02:54:08 -0600
Subject: [PATCH] winemac: Stop the display link after 2 seconds of idleness,
 not the first time it's idle.

Signed-off-by: Ken Thomases <ken@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/winemac.drv/cocoa_window.m | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/dlls/winemac.drv/cocoa_window.m b/dlls/winemac.drv/cocoa_window.m
index 03a9e7805d2..991db57f4f6 100644
--- a/dlls/winemac.drv/cocoa_window.m
+++ b/dlls/winemac.drv/cocoa_window.m
@@ -166,6 +166,8 @@ @interface WineDisplayLink : NSObject
 
     NSTimeInterval _actualRefreshPeriod;
     NSTimeInterval _nominalRefreshPeriod;
+
+    NSTimeInterval _lastDisplayTime;
 }
 
     - (id) initWithDisplayID:(CGDirectDisplayID)displayID;
@@ -224,7 +226,7 @@ - (void) addWindow:(WineWindow*)window
             [_windows addObject:window];
         }
         if (firstWindow || !CVDisplayLinkIsRunning(_link))
-            CVDisplayLinkStart(_link);
+            [self start];
     }
 
     - (void) removeWindow:(WineWindow*)window
@@ -256,7 +258,11 @@ - (void) fire
                     anyDisplayed = YES;
                 }
             }
-            if (!anyDisplayed)
+
+            NSTimeInterval now = [[NSProcessInfo processInfo] systemUptime];
+            if (anyDisplayed)
+                _lastDisplayTime = now;
+            else if (_lastDisplayTime + 2.0 < now)
                 CVDisplayLinkStop(_link);
         });
         [windows release];
@@ -279,6 +285,7 @@ - (NSTimeInterval) refreshPeriod
 
     - (void) start
     {
+        _lastDisplayTime = [[NSProcessInfo processInfo] systemUptime];
         CVDisplayLinkStart(_link);
     }