From e2910ce5d911389b456c57d32582c74fced73488 Mon Sep 17 00:00:00 2001
From: Jinhao <cnjinhao@hotmail.com>
Date: Sat, 13 May 2017 08:07:57 +0800
Subject: [PATCH] fix issue that Ctrl+A selects all items in single-selection
 listbox(#205)

---
 source/gui/widgets/listbox.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/source/gui/widgets/listbox.cpp b/source/gui/widgets/listbox.cpp
index 1a3325ec..1de525f9 100644
--- a/source/gui/widgets/listbox.cpp
+++ b/source/gui/widgets/listbox.cpp
@@ -4320,9 +4320,12 @@ namespace nana
 							return;
 						}
 					case keyboard::select_all :
-						essence_->lister.select_for_all(true);
-						refresh(graph);
-					    API::dev::lazy_refresh();
+						if (!essence_->lister.single_status(true))
+						{
+							essence_->lister.select_for_all(true);
+							refresh(graph);
+							API::dev::lazy_refresh();
+						}
                         break;
 					default:
 						return;