From e73183743a750b2f3edda2f759fca36c672acc08 Mon Sep 17 00:00:00 2001
From: Artur Wieczorek <artwik@wp.pl>
Date: Sat, 11 May 2019 20:21:38 +0200
Subject: [PATCH] Fix creating wxPropertyGrid header when grid is horizontally
 scrolled

Horizontal scroll position of just created wxPGHeaderCtrl has to be the same as the scroll position of wxPropertyGrid.
---
 src/propgrid/manager.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/propgrid/manager.cpp b/src/propgrid/manager.cpp
index a831a524cc..a782141682 100644
--- a/src/propgrid/manager.cpp
+++ b/src/propgrid/manager.cpp
@@ -1354,6 +1354,10 @@ void wxPropertyGridManager::RecalculatePositions( int width, int height )
     if ( m_pHeaderCtrl && m_pHeaderCtrl->IsShown() )
     {
         m_pHeaderCtrl->SetSize(0, propgridY, width, wxDefaultCoord);
+        // Sync horizontal scroll position with grid
+        int x;
+        m_pPropGrid->CalcScrolledPosition(0, 0, &x, NULL);
+        m_pHeaderCtrl->ScrollWindow(x, 0);
         propgridY += m_pHeaderCtrl->GetSize().y;
     }
 #endif