From 96b7ba7a9df48b9829adeb1c6bf2a6e814604fe4 Mon Sep 17 00:00:00 2001
From: neil <neil@fb15a70f-31f2-0310-bbcc-cdcc74a49acc>
Date: Mon, 9 Feb 2015 20:57:33 +0000
Subject: [PATCH] Only toggle MUIA_Listview_SelectChange if selections are
 (probably) changing.

git-svn-id: https://svn.aros.org/svn/aros/trunk/AROS@50059 fb15a70f-31f2-0310-bbcc-cdcc74a49acc
---
 workbench/libs/muimaster/classes/listview.c | 15 +++++++++++----
 workbench/libs/muimaster/muimaster.conf     |  2 +-
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/workbench/libs/muimaster/classes/listview.c b/workbench/libs/muimaster/classes/listview.c
index b1d173beb1..34f1e88a7b 100644
--- a/workbench/libs/muimaster/classes/listview.c
+++ b/workbench/libs/muimaster/classes/listview.c
@@ -1,5 +1,5 @@
 /*
-    Copyright © 2002-2014, The AROS Development Team. All rights reserved.
+    Copyright © 2002-2015, The AROS Development Team. All rights reserved.
     $Id$
 */
 
@@ -378,7 +378,7 @@ IPTR Listview__MUIM_HandleEvent(struct IClass *cl, Object *obj,
     struct MUI_List_TestPos_Result pos;
     LONG seltype, old_active, new_active, visible, first, last, i;
     IPTR result = 0;
-    BOOL select = FALSE, clear = FALSE, range_select = FALSE;
+    BOOL select = FALSE, clear = FALSE, range_select = FALSE, changing;
     WORD delta;
     typeof(msg->muikey) muikey = msg->muikey;
 
@@ -605,8 +605,13 @@ IPTR Listview__MUIM_HandleEvent(struct IClass *cl, Object *obj,
         }
     }
 
+    /* Decide in advance if any selections may change */
+    changing = clear || muikey == MUIKEY_TOGGLE || select;
+
     /* Change selected and active entries */
-    set(obj, MUIA_Listview_SelectChange, TRUE);
+    if (changing)
+        set(obj, MUIA_Listview_SelectChange, TRUE);
+
     if (clear)
     {
         DoMethod(list, MUIM_List_Select, MUIV_List_Select_All,
@@ -639,7 +644,9 @@ IPTR Listview__MUIM_HandleEvent(struct IClass *cl, Object *obj,
             DoMethod(list, MUIM_List_Select, MUIV_List_Select_Active, seltype,
                 NULL);
     }
-    set(obj, MUIA_Listview_SelectChange, FALSE);
+
+    if (changing)
+        set(obj, MUIA_Listview_SelectChange, FALSE);
 
     return result;
 }
diff --git a/workbench/libs/muimaster/muimaster.conf b/workbench/libs/muimaster/muimaster.conf
index f715e19139..8913fef286 100644
--- a/workbench/libs/muimaster/muimaster.conf
+++ b/workbench/libs/muimaster/muimaster.conf
@@ -2,7 +2,7 @@
 basename MUIMaster
 libbase MUIMasterBase
 libbasetype struct MUIMasterBase_intern
-version 19.47
+version 19.48
 ##end config
 
 ##begin cdef
-- 
2.11.4.GIT