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user32: Move Get/SetWindowLong16 implementation to wnd16.c.

This commit is contained in:
Alexandre Julliard 2009-12-13 15:30:35 +01:00
parent 2f0bfbac36
commit 9727750c79
2 changed files with 79 additions and 82 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

82
dlls/user32/win.c
View File

@ -2306,55 +2306,6 @@ LONG_PTR WIN_SetWindowLong( HWND hwnd, INT offset, UINT size, LONG_PTR newval, B
} }
/**********************************************************************
* GetWindowLong (USER.135)
*/
LONG WINAPI GetWindowLong16( HWND16 hwnd, INT16 offset )
{
WND *wndPtr;
LONG_PTR retvalue;
BOOL is_winproc = (offset == GWLP_WNDPROC);
if (offset >= 0)
{
if (!(wndPtr = WIN_GetPtr( WIN_Handle32(hwnd) )))
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
{
if (offset > (int)(wndPtr->cbWndExtra - sizeof(LONG)))
{
/*
* Some programs try to access last element from 16 bit
* code using illegal offset value. Hopefully this is
* what those programs really expect.
*/
if (wndPtr->cbWndExtra >= 4 && offset == wndPtr->cbWndExtra - sizeof(WORD))
{
INT offset2 = wndPtr->cbWndExtra - sizeof(LONG);
ERR( "- replaced invalid offset %d with %d\n", offset, offset2 );
offset = offset2;
}
else
{
WARN("Invalid offset %d\n", offset );
WIN_ReleasePtr( wndPtr );
SetLastError( ERROR_INVALID_INDEX );
return 0;
}
}
is_winproc = ((offset == DWLP_DLGPROC) && (wndPtr->flags & WIN_ISDIALOG));
WIN_ReleasePtr( wndPtr );
}
}
retvalue = GetWindowLongA( WIN_Handle32(hwnd), offset );
if (is_winproc) retvalue = (LONG_PTR)WINPROC_GetProc16( (WNDPROC)retvalue, FALSE );
return retvalue;
}
/********************************************************************** /**********************************************************************
* GetWindowWord (USER32.@) * GetWindowWord (USER32.@)
*/ */
@ -2397,39 +2348,6 @@ LONG WINAPI GetWindowLongW( HWND hwnd, INT offset )
} }
/**********************************************************************
* SetWindowLong (USER.136)
*/
LONG WINAPI SetWindowLong16( HWND16 hwnd, INT16 offset, LONG newval )
{
WND *wndPtr;
BOOL is_winproc = (offset == GWLP_WNDPROC);
if (offset == DWLP_DLGPROC)
{
if (!(wndPtr = WIN_GetPtr( WIN_Handle32(hwnd) )))
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
{
is_winproc = ((wndPtr->cbWndExtra - sizeof(LONG_PTR) >= DWLP_DLGPROC) &&
(wndPtr->flags & WIN_ISDIALOG));
WIN_ReleasePtr( wndPtr );
}
}
if (is_winproc)
{
WNDPROC new_proc = WINPROC_AllocProc16( (WNDPROC16)newval );
WNDPROC old_proc = (WNDPROC)SetWindowLongPtrA( WIN_Handle32(hwnd), offset, (LONG_PTR)new_proc );
return (LONG)WINPROC_GetProc16( old_proc, FALSE );
}
else return SetWindowLongA( WIN_Handle32(hwnd), offset, newval );
}
/********************************************************************** /**********************************************************************
* SetWindowWord (USER32.@) * SetWindowWord (USER32.@)
*/ */

79
dlls/user32/wnd16.c
View File

@ -719,6 +719,85 @@ WORD WINAPI SetWindowWord16( HWND16 hwnd, INT16 offset, WORD newval )
} }
/**********************************************************************
* GetWindowLong (USER.135)
*/
LONG WINAPI GetWindowLong16( HWND16 hwnd, INT16 offset )
{
WND *wndPtr;
LONG_PTR retvalue;
BOOL is_winproc = (offset == GWLP_WNDPROC);
if (offset >= 0)
{
if (!(wndPtr = WIN_GetPtr( WIN_Handle32(hwnd) )))
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
{
if (offset > (int)(wndPtr->cbWndExtra - sizeof(LONG)))
{
/*
* Some programs try to access last element from 16 bit
* code using illegal offset value. Hopefully this is
* what those programs really expect.
*/
if (wndPtr->cbWndExtra >= 4 && offset == wndPtr->cbWndExtra - sizeof(WORD))
{
offset = wndPtr->cbWndExtra - sizeof(LONG);
}
else
{
WIN_ReleasePtr( wndPtr );
SetLastError( ERROR_INVALID_INDEX );
return 0;
}
}
is_winproc = ((offset == DWLP_DLGPROC) && (wndPtr->flags & WIN_ISDIALOG));
WIN_ReleasePtr( wndPtr );
}
}
retvalue = GetWindowLongA( WIN_Handle32(hwnd), offset );
if (is_winproc) retvalue = (LONG_PTR)WINPROC_GetProc16( (WNDPROC)retvalue, FALSE );
return retvalue;
}
/**********************************************************************
* SetWindowLong (USER.136)
*/
LONG WINAPI SetWindowLong16( HWND16 hwnd, INT16 offset, LONG newval )
{
WND *wndPtr;
BOOL is_winproc = (offset == GWLP_WNDPROC);
if (offset == DWLP_DLGPROC)
{
if (!(wndPtr = WIN_GetPtr( WIN_Handle32(hwnd) )))
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr != WND_OTHER_PROCESS && wndPtr != WND_DESKTOP)
{
is_winproc = ((wndPtr->cbWndExtra - sizeof(LONG_PTR) >= DWLP_DLGPROC) &&
(wndPtr->flags & WIN_ISDIALOG));
WIN_ReleasePtr( wndPtr );
}
}
if (is_winproc)
{
WNDPROC new_proc = WINPROC_AllocProc16( (WNDPROC16)newval );
WNDPROC old_proc = (WNDPROC)SetWindowLongPtrA( WIN_Handle32(hwnd), offset, (LONG_PTR)new_proc );
return (LONG)WINPROC_GetProc16( old_proc, FALSE );
}
else return SetWindowLongA( WIN_Handle32(hwnd), offset, newval );
}
/************************************************************************** /**************************************************************************
* OpenClipboard (USER.137) * OpenClipboard (USER.137)
*/ */