From cfe47427e85b626bfb92c6ecb6eb43a2eb80a552 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Fri, 15 Jul 2011 10:57:32 +0200
Subject: Reverted commit 3bbcbc59b6d98f09b26f39d6208faec76cc6aa3e

But only for file winmultiwindowwndproc.c
This caused regression in multiwindow mode when wgl was used.
---
 xorg-server/hw/xwin/winmultiwindowwndproc.c | 59 +++--------------------------
 1 file changed, 6 insertions(+), 53 deletions(-)

(limited to 'xorg-server/hw/xwin/winmultiwindowwndproc.c')

diff --git a/xorg-server/hw/xwin/winmultiwindowwndproc.c b/xorg-server/hw/xwin/winmultiwindowwndproc.c
index f56e150b8..8ff7422b2 100644
--- a/xorg-server/hw/xwin/winmultiwindowwndproc.c
+++ b/xorg-server/hw/xwin/winmultiwindowwndproc.c
@@ -1002,61 +1002,14 @@ winTopLevelWindowProc (HWND hwnd, UINT message,
       if (wParam == SIZE_MINIMIZED) winReorderWindowsMultiWindow();
       return 0; /* end of WM_SIZE handler */
 
-    case WM_STYLECHANGING:
-      /*
-        When the style changes, adjust the Windows window size so the client area remains the same size,
-        and adjust the Windows window position so that the client area remains in the same place.
-      */
-      {
-        RECT newWinRect;
-        DWORD dwExStyle;
-        DWORD dwStyle;
-        DWORD newStyle = ((STYLESTRUCT *)lParam)->styleNew;
-        WINDOWINFO wi;
-
-        dwExStyle = GetWindowLongPtr (hwnd, GWL_EXSTYLE);
-        dwStyle = GetWindowLongPtr (hwnd, GWL_STYLE);
-
-        winDebug("winTopLevelWindowProc - WM_STYLECHANGING from %08x %08x\n", dwStyle, dwExStyle);
-
-        if (wParam == GWL_EXSTYLE)
-          dwExStyle = newStyle;
-
-        if (wParam == GWL_STYLE)
-          dwStyle = newStyle;
-
-        winDebug("winTopLevelWindowProc - WM_STYLECHANGING to %08x %08x\n", dwStyle, dwExStyle);
-
-        /* Get client rect in screen coordinates */
-        wi.cbSize = sizeof(WINDOWINFO);
-        GetWindowInfo(hwnd, &wi);
-
-        winDebug("winTopLevelWindowProc - WM_STYLECHANGING client area {%d, %d, %d, %d}, {%d x %d}\n", wi.rcClient.left, wi.rcClient.top, wi.rcClient.right, wi.rcClient.bottom, wi.rcClient.right - wi.rcClient.left, wi.rcClient.bottom - wi.rcClient.top);
-
-        newWinRect = wi.rcClient;
-        if (!AdjustWindowRectEx(&newWinRect, dwStyle, FALSE, dwExStyle))
-          winDebug("winTopLevelWindowProc - WM_STYLECHANGING AdjustWindowRectEx failed\n");
-
-        winDebug("winTopLevelWindowProc - WM_STYLECHANGING window area should be {%d, %d, %d, %d}, {%d x %d}\n", newWinRect.left, newWinRect.top, newWinRect.right, newWinRect.bottom, newWinRect.right - newWinRect.left, newWinRect.bottom - newWinRect.top);
-
-        /*
-          Style change hasn't happened yet, so we can't adjust the window size yet, as the winAdjustXWindow()
-          which WM_SIZE does will use the current (unchanged) style.  Instead make a note to change it when
-          WM_STYLECHANGED is received...
-        */
-        pWinPriv->hDwp = BeginDeferWindowPos(1);
-        pWinPriv->hDwp = DeferWindowPos(pWinPriv->hDwp, hwnd, NULL, newWinRect.left, newWinRect.top, newWinRect.right - newWinRect.left, newWinRect.bottom - newWinRect.top, SWP_NOACTIVATE | SWP_NOZORDER);
-      }
-      return 0;
-
     case WM_STYLECHANGED:
+      /* when the style changes, adjust the window size so the client area remains the same */
       {
-        if (pWinPriv->hDwp)
-          {
-            EndDeferWindowPos(pWinPriv->hDwp);
-            pWinPriv->hDwp = NULL;
-          }
-        winDebug("winTopLevelWindowProc - WM_STYLECHANGED done\n");
+	LONG x,y;
+	DrawablePtr pDraw = &pWin->drawable;
+	x =  pDraw->x - wBorderWidth(pWin);
+	y = pDraw->y - wBorderWidth(pWin);
+	winPositionWindowMultiWindow(pWin, x, y);
       }
       return 0;
 
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