From 9bd07078edf9dc949be1a44d04cf1f9d97701d07 Mon Sep 17 00:00:00 2001
From: Bjorn Winckler <bjorn.winckler@gmail.com>
Date: Sun, 25 Jul 2010 16:49:05 +0200
Subject: [PATCH] No right/bot scrollbar -> no resize indicator

The resize indicator covers the text view when there is no right or
bottom scrollbar so don't draw it in this situation.  Also avoids a
display corruption when using Core Text renderer with ":set go-=r".
---
 src/MacVim/MMVimView.m | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/MacVim/MMVimView.m b/src/MacVim/MMVimView.m
index c5a4a9f0b0..bd86dbb54f 100644
--- a/src/MacVim/MMVimView.m
+++ b/src/MacVim/MMVimView.m
@@ -663,6 +663,7 @@ enum {
 {
     NSRect textViewFrame = [textView frame];
     BOOL lsbVisible = [self leftScrollbarVisible];
+    BOOL botOrRightSbVisible = NO;
 
     // HACK!  Find the lowest left&right vertical scrollbars, as well as the
     // rightmost horizontal scrollbar.  This hack continues further down.
@@ -686,10 +687,12 @@ enum {
                     && range.location >= rowMaxRight) {
                 rowMaxRight = range.location;
                 lowestRightSbIdx = i;
+                botOrRightSbVisible = YES;
             } else if ([scroller type] == MMScrollerTypeBottom
                     && range.location >= colMax) {
                 colMax = range.location;
                 rightmostSbIdx = i;
+                botOrRightSbVisible = YES;
             }
         }
     }
@@ -778,6 +781,11 @@ enum {
             [scroller setNeedsDisplay:YES];
         }
     }
+
+    // HACK: If there is no bottom or right scrollbar the resize indicator will
+    // cover the bottom-right corner of the text view so tell NSWindow not to
+    // draw it in this situation.
+    [[self window] setShowsResizeIndicator:botOrRightSbVisible];
 }
 
 - (NSUInteger)representedIndexOfTabViewItem:(NSTabViewItem *)tvi