Sweden-Number/dlls/user/thunk.c

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/*
* USER 16-bit thunks
*
* Copyright 1996, 1997 Alexandre Julliard
* Copyright 1998 Ulrich Weigand
*/
#include "windef.h"
#include "wingdi.h"
#include "wine/winuser16.h"
#include "callback.h"
/* ### start build ### */
extern WORD CALLBACK THUNK_CallTo16_word_wl (FARPROC16,WORD,LONG);
extern WORD CALLBACK THUNK_CallTo16_word_wlw (FARPROC16,WORD,LONG,WORD);
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extern WORD CALLBACK THUNK_CallTo16_word_wlwww(FARPROC16,WORD,LONG,WORD,WORD,WORD);
/* ### stop build ### */
/*******************************************************************
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* EnumWindows (USER.54)
*/
BOOL16 WINAPI EnumWindows16( WNDENUMPROC16 func, LPARAM lParam )
{
DECL_THUNK( thunk, func, THUNK_CallTo16_word_wl );
return EnumWindows( (WNDENUMPROC)&thunk, lParam );
}
/**********************************************************************
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* EnumChildWindows (USER.55)
*/
BOOL16 WINAPI EnumChildWindows16( HWND16 parent, WNDENUMPROC16 func, LPARAM lParam )
{
DECL_THUNK( thunk, func, THUNK_CallTo16_word_wl );
return EnumChildWindows( parent, (WNDENUMPROC)&thunk, lParam );
}
/**********************************************************************
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* EnumTaskWindows (USER.225)
*/
BOOL16 WINAPI THUNK_EnumTaskWindows16( HTASK16 hTask, WNDENUMPROC16 func,
LPARAM lParam )
{
DECL_THUNK( thunk, func, THUNK_CallTo16_word_wl );
return EnumTaskWindows16( hTask, (WNDENUMPROC16)&thunk, lParam );
}
/***********************************************************************
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* EnumProps (USER.27)
*/
INT16 WINAPI THUNK_EnumProps16( HWND16 hwnd, PROPENUMPROC16 func )
{
DECL_THUNK( thunk, func, THUNK_CallTo16_word_wlw );
return EnumProps16( hwnd, (PROPENUMPROC16)&thunk );
}
/***********************************************************************
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* GrayString (USER.185)
*/
BOOL16 WINAPI THUNK_GrayString16( HDC16 hdc, HBRUSH16 hbr,
GRAYSTRINGPROC16 func, LPARAM lParam,
INT16 cch, INT16 x, INT16 y,
INT16 cx, INT16 cy )
{
DECL_THUNK( thunk, func, THUNK_CallTo16_word_wlw );
if (!func)
return GrayString16( hdc, hbr, NULL, lParam, cch, x, y, cx, cy );
else
return GrayString16( hdc, hbr, (GRAYSTRINGPROC16)&thunk, lParam, cch,
x, y, cx, cy );
}
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/**********************************************************************
* DrawState (USER.449)
*/
BOOL16 WINAPI DrawState16( HDC16 hdc, HBRUSH16 hbr, DRAWSTATEPROC16 func, LPARAM ldata,
WPARAM16 wdata, INT16 x, INT16 y, INT16 cx, INT16 cy, UINT16 flags )
{
UINT opcode = flags & 0xf;
DECL_THUNK( thunk, func, THUNK_CallTo16_word_wlwww );
if (opcode == DST_TEXT || opcode == DST_PREFIXTEXT)
{
/* make sure DrawStateA doesn't try to use ldata as a pointer */
if (!wdata) wdata = strlen( MapSL(ldata) );
if (!cx || !cy)
{
SIZE s;
if (!GetTextExtentPoint32A( hdc, MapSL(ldata), wdata, &s )) return FALSE;
if (!cx) cx = s.cx;
if (!cy) cy = s.cy;
}
}
return DrawStateA( hdc, hbr, (DRAWSTATEPROC)&thunk, ldata, wdata, x, y, cx, cy, flags );
}