From ff3d11a0ab976879ff87c826f660786fee172ed9 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Fri, 20 Jul 2001 11:12:34 +0000
Subject: [PATCH] implemented EVT_LIST_CACHE_HINT support: send this message
 from OnPaint() now

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11121 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/generic/listctrl.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/generic/listctrl.cpp b/src/generic/listctrl.cpp
index 1b48ff05de..8ea0eada4e 100644
--- a/src/generic/listctrl.cpp
+++ b/src/generic/listctrl.cpp
@@ -2482,6 +2482,13 @@ void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
         wxCoord xOrig, yOrig;
         CalcUnscrolledPosition(0, 0, &xOrig, &yOrig);
 
+        // tell the caller cache to cache the data
+        wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT, GetParent()->GetId());
+        evCache.SetEventObject( GetParent() );
+        evCache.m_oldItemIndex = visibleFrom;
+        evCache.m_itemIndex = visibleTo;
+        GetParent()->GetEventHandler()->ProcessEvent( evCache );
+
         for ( size_t line = visibleFrom; line <= visibleTo; line++ )
         {
             rectLine = GetLineRect(line);
-- 
2.50.0