# HG changeset patch
# User bsmith@81767d24-ef19-dc11-ae90-00e081727c95
# Date 1603140691 0
# Node ID e136e65547bf795ac1c1e7d9b0b80bba54804834
# Parent  214e1ea303e2d92bba2463bbe4ea6ad7cb639b0c
Mac: Don't reload the whole NSOutlineView after a change, to prevent selection
and scrolling issues in NSView based trees.

diff -r 214e1ea303e2 -r e136e65547bf mac/dw.m
--- a/mac/dw.m	Thu Oct 15 18:14:32 2020 +0000
+++ b/mac/dw.m	Mon Oct 19 20:51:31 2020 +0000
@@ -7386,7 +7386,9 @@
     {
         [array replaceObjectAtIndex:0 withObject:icon];
     }
-    [tree reloadData];
+    NSInteger row = [tree rowForItem:item];
+    [tree reloadDataForRowIndexes:[NSIndexSet indexSetWithIndex:row]
+                    columnIndexes:[NSIndexSet indexSetWithIndex:0]];
     DW_LOCAL_POOL_OUT;
     DW_FUNCTION_RETURN_NOTHING;
 }