Use WM_SETREDRAW to disable incremental updates while the config box

is switching panels. Speeds things up hugely on slow systems.

git-svn-id: svn://svn.tartarus.org/sgt/putty@1236 cda61777-01e9-0310-a592-d414129be87e

diff --git a/windlg.c b/windlg.c
index a8f7ef0..f15e385 100644 (file)
--- a/windlg.c
+++ b/windlg.c
@@ -1484,6 +1484,9 @@ static int GenericMainDlgProc(HWND hwnd, UINT msg,
            TVITEM item;
            int j;
            char buffer[64];
+ 
+           SendMessage (hwnd, WM_SETREDRAW, FALSE, 0);
+ 
            item.hItem = i;
            item.pszText = buffer;
            item.cchTextMax = sizeof(buffer);
@@ -1528,6 +1531,9 @@ static int GenericMainDlgProc(HWND hwnd, UINT msg,
                create_controls(hwnd, dlgtype, translationpanelstart);
 
            init_dlg_ctrls(hwnd, FALSE);
+ 
+           SendMessage (hwnd, WM_SETREDRAW, TRUE, 0);
+           InvalidateRect (hwnd, NULL, TRUE);
 
            SetFocus(((LPNMHDR) lParam)->hwndFrom);     /* ensure focus stays */
            return 0;