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winhlp32: Clear richedit area before setting text.

This commit is contained in:
Kirill K. Smirnov 2008-08-04 03:50:39 +04:00 committed by Alexandre Julliard
parent 52081393bc
commit 520ab5c261
1 changed files with 3 additions and 4 deletions
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7
programs/winhlp32/winhelp.c
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@ -5,6 +5,7 @@
* 2002 Sylvain Petreolle <spetreolle@yahoo.fr>
* 2002, 2008 Eric Pouech <eric.pouech@wanadoo.fr>
* 2004 Ken Belleau <jamez@ivic.qc.ca>
* 2008 Kirill K. Smirnov <lich@math.spbu.ru>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -1101,6 +1102,8 @@ static DWORD CALLBACK WINHELP_RtfStreamIn(DWORD_PTR cookie, BYTE* buff,
static void WINHELP_SetupText(HWND hTextWnd, WINHELP_WINDOW* win, ULONG relative)
{
/* At first clear area - needed by EM_POSFROMCHAR/EM_SETSCROLLPOS */
SendMessage(hTextWnd, WM_SETTEXT, 0, (LPARAM)"");
SendMessage(hTextWnd, WM_SETREDRAW, FALSE, 0);
SendMessage(hTextWnd, EM_SETBKGNDCOLOR, 0, (LPARAM)win->info->sr_color);
/* set word-wrap to window size (undocumented) */
@ -1130,10 +1133,6 @@ static void WINHELP_SetupText(HWND hTextWnd, WINHELP_WINDOW* win, ULONG relative
pt.x = 0; pt.y = ptl.y;
SendMessage(hTextWnd, EM_SETSCROLLPOS, 0, (LPARAM)&pt);
}
else
{
SendMessage(hTextWnd, WM_SETTEXT, 0, (LPARAM)"");
}
SendMessage(hTextWnd, WM_SETREDRAW, TRUE, 0);
InvalidateRect(hTextWnd, NULL, TRUE);
}