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[NtUser] - Patch by Józef Kucia : Prevent resetting WS_MINIMIZE through SetWindowLong.

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svn path=/trunk/; revision=72335
This commit is contained in:
James Tabor 2016-08-18 23:37:42 +00:00
parent 1a411ce0e6
commit d3af3bb97e
1 changed files with 3 additions and 1 deletions
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4
reactos/win32ss/user/ntuser/window.c
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@ -3587,8 +3587,10 @@ co_IntSetWindowLong(HWND hWnd, DWORD Index, LONG NewValue, BOOL Ansi, BOOL bAlte
if (!bAlter)
co_IntSendMessage(hWnd, WM_STYLECHANGING, GWL_STYLE, (LPARAM) &Style);
/* WS_CLIPSIBLINGS can't be reset on top-level windows */
/* WS_CLIPSIBLINGS can't be reset on top-level windows */
if (Window->spwndParent == UserGetDesktopWindow()) Style.styleNew |= WS_CLIPSIBLINGS;
/* WS_MINIMIZE can't be reset */
if (OldValue & WS_MINIMIZE) Style.styleNew |= WS_MINIMIZE;
/* Fixes wine FIXME: changing WS_DLGFRAME | WS_THICKFRAME is supposed to change WS_EX_WINDOWEDGE too */
if (IntCheckFrameEdge(NewValue, Window->ExStyle))
Window->ExStyle |= WS_EX_WINDOWEDGE;