From e1a6857d5ab543702d247d1602c7708c6b4e43fb Mon Sep 17 00:00:00 2001
From: tommash <tmarek@poczta.fm>
Date: Wed, 15 Mar 2017 12:37:00 +0100
Subject: [PATCH] Don't send unnecessary events when wxSpinCtrlDouble loses
 focus

Only send the event when the control loses focus if its value has really
changed.

See https://github.com/wxWidgets/wxWidgets/pull/436

(cherry picked from commit 5e24bd162c43dc6b02d64a158801f6bdde235923)
---
 src/generic/spinctlg.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/generic/spinctlg.cpp b/src/generic/spinctlg.cpp
index e69cdde203..02e951f256 100644
--- a/src/generic/spinctlg.cpp
+++ b/src/generic/spinctlg.cpp
@@ -432,8 +432,8 @@ void wxSpinCtrlGenericBase::OnSpinButton(wxSpinEvent& event)
 
 void wxSpinCtrlGenericBase::OnTextLostFocus(wxFocusEvent& event)
 {
-    SyncSpinToText(SendEvent_Text);
-    DoSendEvent();
+    if ( SyncSpinToText(SendEvent_Text) )
+        DoSendEvent();
 
     event.Skip();
 }