From e126fa9652c19cf89ef7262dc639abe99d88294e Mon Sep 17 00:00:00 2001
From: Yee Cheng Chin <ychin.git@gmail.com>
Date: Sat, 24 Nov 2018 04:11:08 -0800
Subject: [PATCH] Fix tab dragging crashing under 10.14 due to deprecated API

Use the newer `cacheDisplayInRect:toBitmapImageRep:` API instead to work
around this.
---
 src/MacVim/PSMTabBarControl/source/PSMTabBarCell.m | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/MacVim/PSMTabBarControl/source/PSMTabBarCell.m b/src/MacVim/PSMTabBarControl/source/PSMTabBarCell.m
index 65b3b25052..6f1a06e462 100644
--- a/src/MacVim/PSMTabBarControl/source/PSMTabBarCell.m
+++ b/src/MacVim/PSMTabBarControl/source/PSMTabBarCell.m
@@ -338,7 +338,10 @@
     if(([self state] == NSOnState) && ([[_controlView styleName] isEqualToString:@"Metal"]))
         cellFrame.size.width += 1.0;
     [_controlView lockFocus];
-    NSBitmapImageRep *rep = [[[NSBitmapImageRep alloc] initWithFocusedViewRect:cellFrame] autorelease];
+
+    NSBitmapImageRep *rep = [[self controlView] bitmapImageRepForCachingDisplayInRect:cellFrame];
+    [[self controlView] cacheDisplayInRect:cellFrame toBitmapImageRep:rep];
+
     [_controlView unlockFocus];
     NSImage *image = [[[NSImage alloc] initWithSize:[rep size]] autorelease];
     [image addRepresentation:rep];