From 95483e3efff9490b4f33023f57540ec162087ab4 Mon Sep 17 00:00:00 2001
From: kichik <kichik@212acab6-be3b-0410-9dea-997c60f758d6>
Date: Sun, 1 Dec 2002 18:42:16 +0000
Subject: [PATCH] Desktop flickering with first page a custom page

git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@1861 212acab6-be3b-0410-9dea-997c60f758d6
---
 Source/exehead/Ui.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/exehead/Ui.c b/Source/exehead/Ui.c
index 658bb507..b0bddb7e 100644
--- a/Source/exehead/Ui.c
+++ b/Source/exehead/Ui.c
@@ -530,7 +530,7 @@ nextPage:
 #ifdef NSIS_SUPPORT_CODECALLBACKS
       // lock display for custom pages to prevent flickering
       // the custom page must unlock the display
-      if (this_page->id<0) LockWindowUpdate(hwndDlg);
+      if (this_page->id<0 && uMsg != WM_INITDIALOG) LockWindowUpdate(hwndDlg);
       else LockWindowUpdate(0);
 #endif