From e4198c149be40062f2889317e417ec04f2d310f5 Mon Sep 17 00:00:00 2001
From: Artur Wieczorek <artwik@wp.pl>
Date: Sun, 20 Jan 2019 18:41:04 +0100
Subject: [PATCH] Allow entering plus/minus characters for floating point
 numbers

---
 src/propgrid/props.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/propgrid/props.cpp b/src/propgrid/props.cpp
index d67d9012c7..ab901c567e 100644
--- a/src/propgrid/props.cpp
+++ b/src/propgrid/props.cpp
@@ -190,7 +190,7 @@ wxNumericPropertyValidator::
     }
     else if ( numericType == Float )
     {
-        allowedChars += wxS("eE");
+        allowedChars += wxS("-+eE");
 
         // Use locale-specific decimal point
         allowedChars += wxString::Format(wxS("%g"), 1.1)[1];