From 3725133d059993cdf06d8ba2ec6956a641423d52 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Tue, 23 Sep 2014 17:38:57 +0000
Subject: [PATCH] Click scrollbar will cause recapture mouse twice error, add
 check sentence before capture and release mouse in HandleMouse()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77762 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/univ/scrolbar.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/univ/scrolbar.cpp b/src/univ/scrolbar.cpp
index 0be586db8d..35d3387552 100644
--- a/src/univ/scrolbar.cpp
+++ b/src/univ/scrolbar.cpp
@@ -1002,7 +1002,9 @@ bool wxStdScrollBarInputHandler::HandleMouse(wxInputConsumer *consumer,
             {
                 m_btnCapture = btn;
                 m_winCapture = consumer->GetInputWindow();
-                m_winCapture->CaptureMouse();
+
+                if ( !m_winCapture->HasCapture() )
+                    m_winCapture->CaptureMouse();
 
                 // generate the command
                 bool hasAction = true;
@@ -1065,7 +1067,8 @@ bool wxStdScrollBarInputHandler::HandleMouse(wxInputConsumer *consumer,
         {
             if ( m_winCapture )
             {
-                StopScrolling(scrollbar);
+                if ( m_winCapture->HasCapture() )
+                    StopScrolling(scrollbar);
 
                 // if we were dragging the thumb, send the last event
                 if ( m_htLast == wxHT_SCROLLBAR_THUMB )