From 4775853cf959c48c7450911ae64024a325fcad63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Va=CC=81clav=20Slavi=CC=81k?= <vaclav@slavik.io>
Date: Sat, 3 Dec 2016 18:37:28 +0100
Subject: [PATCH] Ensure display update in
 wxCocoaDataViewControl::UnselectAll()

NSOutlineView deselectAll apparently doesn't repaint the control itself
(or not always), so we have to do it explicitly.
---
 src/osx/cocoa/dataview.mm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/osx/cocoa/dataview.mm b/src/osx/cocoa/dataview.mm
index 5eb81a5284..170353197a 100644
--- a/src/osx/cocoa/dataview.mm
+++ b/src/osx/cocoa/dataview.mm
@@ -2456,6 +2456,7 @@ void wxCocoaDataViewControl::Unselect(const wxDataViewItem& item)
 void wxCocoaDataViewControl::UnselectAll()
 {
     [m_OutlineView deselectAll:m_OutlineView];
+    [m_OutlineView setNeedsDisplay:YES];
 }
 
 //