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/*
* 16-bit messaging support
*
* Copyright 2001 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#include "wine/winuser16.h"
#include "wownt32.h"
#include "winerror.h"
#include "dde.h"
#include "user_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msg);
WINE_DECLARE_DEBUG_CHANNEL(message);
DWORD USER16_AlertableWait = 0;
struct wow_handlers32 wow_handlers32;
static LRESULT send_message_callback( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
LRESULT *result, void *arg )
{
*result = SendMessageA( hwnd, msg, wp, lp );
return *result;
}
static LRESULT post_message_callback( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
LRESULT *result, void *arg )
{
*result = 0;
return PostMessageA( hwnd, msg, wp, lp );
}
static LRESULT post_thread_message_callback( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
LRESULT *result, void *arg )
{
DWORD_PTR tid = (DWORD_PTR)arg;
*result = 0;
return PostThreadMessageA( tid, msg, wp, lp );
}
static LRESULT get_message_callback( HWND16 hwnd, UINT16 msg, WPARAM16 wp, LPARAM lp,
LRESULT *result, void *arg )
{
MSG16 *msg16 = arg;
msg16->hwnd = hwnd;
msg16->message = msg;
msg16->wParam = wp;
msg16->lParam = lp;
*result = 0;
return 0;
}
static LRESULT defdlg_proc_callback( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
LRESULT *result, void *arg )
{
*result = DefDlgProcA( hwnd, msg, wp, lp );
return *result;
}
static LRESULT defwnd_proc_callback( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
LRESULT *result, void *arg )
{
return *result = DefWindowProcA( hwnd, msg, wp, lp );
}
static LRESULT call_window_proc_callback( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
LRESULT *result, void *arg )
{
WNDPROC proc = arg;
*result = CallWindowProcA( proc, hwnd, msg, wp, lp );
return *result;
}
/**********************************************************************
* Support for window procedure thunks
*/
#include "pshpack1.h"
typedef struct
{
WORD popl_eax; /* popl %eax (return address) */
WORD pushl_func; /* pushl $proc */
WNDPROC proc;
WORD pushl_eax; /* pushl %eax */
BYTE ljmp; /* ljmp relay*/
FARPROC16 relay; /* __wine_call_wndproc */
} WINPROC_THUNK;
#include "poppack.h"
#define WINPROC_HANDLE (~0u >> 16)
#define MAX_WINPROCS32 4096
#define MAX_WINPROCS16 1024
static WNDPROC16 winproc16_array[MAX_WINPROCS16];
static unsigned int winproc16_used;
static WINPROC_THUNK *thunk_array;
static UINT thunk_selector;
/* return the window proc index for a given handle, or -1 for an invalid handle
* indices 0 .. MAX_WINPROCS32-1 are for 32-bit procs,
* indices MAX_WINPROCS32 .. MAX_WINPROCS32+MAX_WINPROCS16-1 for 16-bit procs */
static int winproc_to_index( WNDPROC16 handle )
{
unsigned int index;
if (HIWORD(handle) == thunk_selector)
{
index = LOWORD(handle) / sizeof(WINPROC_THUNK);
/* check alignment */
if (index * sizeof(WINPROC_THUNK) != LOWORD(handle)) return -1;
/* check array limits */
if (index >= MAX_WINPROCS32) return -1;
}
else
{
index = LOWORD(handle);
if ((ULONG_PTR)handle >> 16 != WINPROC_HANDLE) return -1;
/* check array limits */
if (index >= winproc16_used + MAX_WINPROCS32) return -1;
}
return index;
}
/* allocate a 16-bit thunk for an existing window proc */
static WNDPROC16 alloc_win16_thunk( WNDPROC handle )
{
static FARPROC16 relay;
WINPROC_THUNK *thunk;
UINT index = LOWORD( handle );
if (index >= MAX_WINPROCS32) /* already a 16-bit proc */
return winproc16_array[index - MAX_WINPROCS32];
if (!thunk_array) /* allocate the array and its selector */
{
assert( MAX_WINPROCS16 * sizeof(WINPROC_THUNK) <= 0x10000 );
if (!(thunk_selector = GlobalAlloc16( GMEM_FIXED | GMEM_ZEROINIT,
MAX_WINPROCS16 * sizeof(WINPROC_THUNK) )))
return NULL;
FarSetOwner16( thunk_selector, 0 );
PrestoChangoSelector16( thunk_selector, thunk_selector );
thunk_array = GlobalLock16( thunk_selector );
relay = GetProcAddress16( GetModuleHandle16("user"), "__wine_call_wndproc" );
}
thunk = &thunk_array[index];
thunk->popl_eax = 0x5866; /* popl %eax */
thunk->pushl_func = 0x6866; /* pushl $proc */
thunk->proc = handle;
thunk->pushl_eax = 0x5066; /* pushl %eax */
thunk->ljmp = 0xea; /* ljmp relay*/
thunk->relay = relay;
return (WNDPROC16)MAKESEGPTR( thunk_selector, index * sizeof(WINPROC_THUNK) );
}
/**********************************************************************
* WINPROC_AllocProc16
*/
WNDPROC WINPROC_AllocProc16( WNDPROC16 func )
{
int index;
WNDPROC ret;
if (!func) return NULL;
/* check if the function is already a win proc */
if ((index = winproc_to_index( func )) != -1)
return (WNDPROC)(ULONG_PTR)(index | (WINPROC_HANDLE << 16));
/* then check if we already have a winproc for that function */
for (index = 0; index < winproc16_used; index++)
if (winproc16_array[index] == func) goto done;
if (winproc16_used >= MAX_WINPROCS16)
{
FIXME( "too many winprocs, cannot allocate one for 16-bit %p\n", func );
return NULL;
}
winproc16_array[winproc16_used++] = func;
done:
ret = (WNDPROC)(ULONG_PTR)((index + MAX_WINPROCS32) | (WINPROC_HANDLE << 16));
TRACE( "returning %p for %p/16-bit (%d/%d used)\n",
ret, func, winproc16_used, MAX_WINPROCS16 );
return ret;
}
/**********************************************************************
* WINPROC_GetProc16
*
* Get a window procedure pointer that can be passed to the Windows program.
*/
WNDPROC16 WINPROC_GetProc16( WNDPROC proc, BOOL unicode )
{
WNDPROC winproc = wow_handlers32.alloc_winproc( proc, unicode );
if ((ULONG_PTR)winproc >> 16 != WINPROC_HANDLE) return (WNDPROC16)winproc;
return alloc_win16_thunk( winproc );
}
/* call a 16-bit window procedure */
static LRESULT call_window_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
LRESULT *result, void *arg )
{
DPI_AWARENESS_CONTEXT awareness;
WNDPROC16 func = arg;
int index = winproc_to_index( func );
CONTEXT context;
size_t size = 0;
struct
{
WORD params[5];
union
{
CREATESTRUCT16 cs16;
DRAWITEMSTRUCT16 dis16;
COMPAREITEMSTRUCT16 cis16;
} u;
} args;
if (index >= MAX_WINPROCS32) func = winproc16_array[index - MAX_WINPROCS32];
/* Window procedures want ax = hInstance, ds = es = ss */
memset(&context, 0, sizeof(context));
context.SegDs = context.SegEs = CURRENT_SS;
if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWLP_HINSTANCE ))) context.Eax = context.SegDs;
context.SegCs = SELECTOROF(func);
context.Eip = OFFSETOF(func);
context.Ebp = CURRENT_SP + FIELD_OFFSET(STACK16FRAME, bp);
if (lParam)
{
/* Some programs (eg. the "Undocumented Windows" examples, JWP) only
work if structures passed in lParam are placed in the stack/data
segment. Programmers easily make the mistake of converting lParam
to a near rather than a far pointer, since Windows apparently
allows this. We copy the structures to the 16 bit stack; this is
ugly but makes these programs work. */
switch (msg)
{
case WM_CREATE:
case WM_NCCREATE:
size = sizeof(CREATESTRUCT16); break;
case WM_DRAWITEM:
size = sizeof(DRAWITEMSTRUCT16); break;
case WM_COMPAREITEM:
size = sizeof(COMPAREITEMSTRUCT16); break;
}
if (size)
{
memcpy( &args.u, MapSL(lParam), size );
lParam = MAKESEGPTR( CURRENT_SS, CURRENT_SP - size );
}
}
awareness = SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( HWND_32(hwnd) ));
args.params[4] = hwnd;
args.params[3] = msg;
args.params[2] = wParam;
args.params[1] = HIWORD(lParam);
args.params[0] = LOWORD(lParam);
WOWCallback16Ex( 0, WCB16_REGS, sizeof(args.params) + size, &args, (DWORD *)&context );
*result = MAKELONG( LOWORD(context.Eax), LOWORD(context.Edx) );
SetThreadDpiAwarenessContext( awareness );
return *result;
}
static LRESULT call_dialog_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wp, LPARAM lp,
LRESULT *result, void *arg )
{
LRESULT ret = call_window_proc16( hwnd, msg, wp, lp, result, arg );
*result = GetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT );
return LOWORD(ret);
}
static LRESULT call_window_proc_Ato16( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
LRESULT *result, void *arg )
{
return WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wp, lp, result, arg );
}
static LRESULT call_dialog_proc_Ato16( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp,
LRESULT *result, void *arg )
{
return WINPROC_CallProc32ATo16( call_dialog_proc16, hwnd, msg, wp, lp, result, arg );
}
/**********************************************************************
* Support for Edit word break proc thunks
*/
#define MAX_THUNKS 32
#include <pshpack1.h>
static struct word_break_thunk
{
BYTE popl_eax; /* popl %eax (return address) */
BYTE pushl_proc16; /* pushl proc16 */
EDITWORDBREAKPROC16 proc16;
BYTE pushl_eax; /* pushl %eax */
BYTE jmp; /* ljmp call_word_break_proc16 */
DWORD callback;
} *word_break_thunks;
#include <poppack.h>
/**********************************************************************
* call_word_break_proc16
*/
static INT16 CALLBACK call_word_break_proc16( SEGPTR proc16, LPSTR text, INT index, INT count, INT action )
{
SEGPTR segptr;
WORD args[5];
DWORD result;
segptr = MapLS( text );
args[4] = SELECTOROF(segptr);
args[3] = OFFSETOF(segptr);
args[2] = index;
args[1] = count;
args[0] = action;
WOWCallback16Ex( proc16, WCB16_PASCAL, sizeof(args), args, &result );
UnMapLS( segptr );
return LOWORD(result);
}
/******************************************************************
* add_word_break_thunk
*/
static struct word_break_thunk *add_word_break_thunk( EDITWORDBREAKPROC16 proc16 )
{
struct word_break_thunk *thunk;
if (!word_break_thunks)
{
word_break_thunks = VirtualAlloc( NULL, MAX_THUNKS * sizeof(*thunk),
MEM_COMMIT, PAGE_EXECUTE_READWRITE );
if (!word_break_thunks) return NULL;
for (thunk = word_break_thunks; thunk < &word_break_thunks[MAX_THUNKS]; thunk++)
{
thunk->popl_eax = 0x58; /* popl %eax */
thunk->pushl_proc16 = 0x68; /* pushl proc16 */
thunk->pushl_eax = 0x50; /* pushl %eax */
thunk->jmp = 0xe9; /* jmp call_word_break_proc16 */
thunk->callback = (char *)call_word_break_proc16 - (char *)(&thunk->callback + 1);
}
}
for (thunk = word_break_thunks; thunk < &word_break_thunks[MAX_THUNKS]; thunk++)
if (thunk->proc16 == proc16) return thunk;
for (thunk = word_break_thunks; thunk < &word_break_thunks[MAX_THUNKS]; thunk++)
{
if (thunk->proc16) continue;
thunk->proc16 = proc16;
return thunk;
}
FIXME("Out of word break thunks\n");
return NULL;
}
/******************************************************************
* get_word_break_thunk
*/
static EDITWORDBREAKPROC16 get_word_break_thunk( EDITWORDBREAKPROCA proc )
{
struct word_break_thunk *thunk = (struct word_break_thunk *)proc;
if (word_break_thunks && thunk >= word_break_thunks && thunk < &word_break_thunks[MAX_THUNKS])
return thunk->proc16;
return NULL;
}
/***********************************************************************
* Support for 16<->32 message mapping
*/
static inline void *get_buffer( void *static_buffer, size_t size, size_t need )
{
if (size >= need) return static_buffer;
return HeapAlloc( GetProcessHeap(), 0, need );
}
static inline void free_buffer( void *static_buffer, void *buffer )
{
if (buffer != static_buffer) HeapFree( GetProcessHeap(), 0, buffer );
}
static void RECT16to32( const RECT16 *from, RECT *to )
{
to->left = from->left;
to->top = from->top;
to->right = from->right;
to->bottom = from->bottom;
}
static void RECT32to16( const RECT *from, RECT16 *to )
{
to->left = from->left;
to->top = from->top;
to->right = from->right;
to->bottom = from->bottom;
}
static void MINMAXINFO32to16( const MINMAXINFO *from, MINMAXINFO16 *to )
{
to->ptReserved.x = from->ptReserved.x;
to->ptReserved.y = from->ptReserved.y;
to->ptMaxSize.x = from->ptMaxSize.x;
to->ptMaxSize.y = from->ptMaxSize.y;
to->ptMaxPosition.x = from->ptMaxPosition.x;
to->ptMaxPosition.y = from->ptMaxPosition.y;
to->ptMinTrackSize.x = from->ptMinTrackSize.x;
to->ptMinTrackSize.y = from->ptMinTrackSize.y;
to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
}
static void MINMAXINFO16to32( const MINMAXINFO16 *from, MINMAXINFO *to )
{
to->ptReserved.x = from->ptReserved.x;
to->ptReserved.y = from->ptReserved.y;
to->ptMaxSize.x = from->ptMaxSize.x;
to->ptMaxSize.y = from->ptMaxSize.y;
to->ptMaxPosition.x = from->ptMaxPosition.x;
to->ptMaxPosition.y = from->ptMaxPosition.y;
to->ptMinTrackSize.x = from->ptMinTrackSize.x;
to->ptMinTrackSize.y = from->ptMinTrackSize.y;
to->ptMaxTrackSize.x = from->ptMaxTrackSize.x;
to->ptMaxTrackSize.y = from->ptMaxTrackSize.y;
}
static void WINDOWPOS32to16( const WINDOWPOS* from, WINDOWPOS16* to )
{
to->hwnd = HWND_16(from->hwnd);
to->hwndInsertAfter = HWND_16(from->hwndInsertAfter);
to->x = from->x;
to->y = from->y;
to->cx = from->cx;
to->cy = from->cy;
to->flags = from->flags;
}
static void WINDOWPOS16to32( const WINDOWPOS16* from, WINDOWPOS* to )
{
to->hwnd = WIN_Handle32(from->hwnd);
to->hwndInsertAfter = (from->hwndInsertAfter == (HWND16)-1) ?
HWND_TOPMOST : WIN_Handle32(from->hwndInsertAfter);
to->x = from->x;
to->y = from->y;
to->cx = from->cx;
to->cy = from->cy;
to->flags = from->flags;
}
/* The strings are not copied */
static void CREATESTRUCT32Ato16( const CREATESTRUCTA* from, CREATESTRUCT16* to )
{
to->lpCreateParams = (SEGPTR)from->lpCreateParams;
to->hInstance = HINSTANCE_16(from->hInstance);
to->hMenu = HMENU_16(from->hMenu);
to->hwndParent = HWND_16(from->hwndParent);
to->cy = from->cy;
to->cx = from->cx;
to->y = from->y;
to->x = from->x;
to->style = from->style;
to->dwExStyle = from->dwExStyle;
}
static void CREATESTRUCT16to32A( const CREATESTRUCT16* from, CREATESTRUCTA *to )
{
to->lpCreateParams = (LPVOID)from->lpCreateParams;
to->hInstance = HINSTANCE_32(from->hInstance);
to->hMenu = HMENU_32(from->hMenu);
to->hwndParent = WIN_Handle32(from->hwndParent);
to->cy = from->cy;
to->cx = from->cx;
to->y = from->y;
to->x = from->x;
to->style = from->style;
to->dwExStyle = from->dwExStyle;
to->lpszName = MapSL(from->lpszName);
to->lpszClass = MapSL(from->lpszClass);
}
/* The strings are not copied */
static void MDICREATESTRUCT32Ato16( const MDICREATESTRUCTA* from, MDICREATESTRUCT16* to )
{
to->hOwner = HINSTANCE_16(from->hOwner);
to->x = from->x;
to->y = from->y;
to->cx = from->cx;
to->cy = from->cy;
to->style = from->style;
to->lParam = from->lParam;
}
static void MDICREATESTRUCT16to32A( const MDICREATESTRUCT16* from, MDICREATESTRUCTA *to )
{
to->hOwner = HINSTANCE_32(from->hOwner);
to->x = from->x;
to->y = from->y;
to->cx = from->cx;
to->cy = from->cy;
to->style = from->style;
to->lParam = from->lParam;
to->szTitle = MapSL(from->szTitle);
to->szClass = MapSL(from->szClass);
}
static UINT_PTR convert_handle_16_to_32(HANDLE16 src, unsigned int flags)
{
HANDLE dst;
UINT sz = GlobalSize16(src);
LPSTR ptr16, ptr32;
if (!(dst = GlobalAlloc(flags, sz)))
return 0;
ptr16 = GlobalLock16(src);
ptr32 = GlobalLock(dst);
if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr32, ptr16, sz);
GlobalUnlock16(src);
GlobalUnlock(dst);
return (UINT_PTR)dst;
}
static HANDLE16 convert_handle_32_to_16(UINT_PTR src, unsigned int flags)
{
HANDLE16 dst;
UINT sz = GlobalSize((HANDLE)src);
LPSTR ptr16, ptr32;
if (!(dst = GlobalAlloc16(flags, sz)))
return 0;
ptr32 = GlobalLock((HANDLE)src);
ptr16 = GlobalLock16(dst);
if (ptr16 != NULL && ptr32 != NULL) memcpy(ptr16, ptr32, sz);
GlobalUnlock((HANDLE)src);
GlobalUnlock16(dst);
return dst;
}
static BOOL is_old_app( HWND hwnd )
{
HINSTANCE inst = (HINSTANCE)GetWindowLongPtrW( hwnd, GWLP_HINSTANCE );
return inst && !((ULONG_PTR)inst >> 16) && (GetExpWinVer16(LOWORD(inst)) & 0xFF00) == 0x0300;
}
static int find_sub_menu( HMENU *hmenu, HMENU16 target )
{
int i, pos, count = GetMenuItemCount( *hmenu );
for (i = 0; i < count; i++)
{
HMENU sub = GetSubMenu( *hmenu, i );
if (!sub) continue;
if (HMENU_16(sub) == target) return i;
if ((pos = find_sub_menu( &sub, target )) != -1)
{
*hmenu = sub;
return pos;
}
}
return -1;
}
/**********************************************************************
* WINPROC_CallProc16To32A
*/
LRESULT WINPROC_CallProc16To32A( winproc_callback_t callback, HWND16 hwnd, UINT16 msg,
WPARAM16 wParam, LPARAM lParam, LRESULT *result, void *arg )
{
LRESULT ret = 0;
HWND hwnd32 = WIN_Handle32( hwnd );
switch(msg)
{
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs16 = MapSL(lParam);
CREATESTRUCTA cs;
MDICREATESTRUCTA mdi_cs;
SEGPTR mdi_cs_segptr = 0;
CREATESTRUCT16to32A( cs16, &cs );
if (GetWindowLongW(hwnd32, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
MDICREATESTRUCT16 *mdi_cs16 = MapSL(cs16->lpCreateParams);
MDICREATESTRUCT16to32A(mdi_cs16, &mdi_cs);
cs.lpCreateParams = &mdi_cs;
mdi_cs_segptr = cs16->lpCreateParams;
}
ret = callback( hwnd32, msg, wParam, (LPARAM)&cs, result, arg );
CREATESTRUCT32Ato16( &cs, cs16 );
if (mdi_cs_segptr)
{
MDICREATESTRUCT32Ato16( &mdi_cs, MapSL( mdi_cs_segptr ) );
cs16->lpCreateParams = mdi_cs_segptr;
}
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs16 = MapSL(lParam);
MDICREATESTRUCTA cs;
MDICREATESTRUCT16to32A( cs16, &cs );
ret = callback( hwnd32, msg, wParam, (LPARAM)&cs, result, arg );
MDICREATESTRUCT32Ato16( &cs, cs16 );
}
break;
case WM_MDIACTIVATE:
if (lParam)
ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32( HIWORD(lParam) ),
(LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
else /* message sent to MDI client */
ret = callback( hwnd32, msg, wParam, lParam, result, arg );
break;
case WM_MDIGETACTIVE:
{
BOOL maximized = FALSE;
ret = callback( hwnd32, msg, wParam, (LPARAM)&maximized, result, arg );
*result = MAKELRESULT( LOWORD(*result), maximized );
}
break;
case WM_MDISETMENU:
ret = callback( hwnd32, wParam ? WM_MDIREFRESHMENU : WM_MDISETMENU,
(WPARAM)HMENU_32(LOWORD(lParam)), (LPARAM)HMENU_32(HIWORD(lParam)),
result, arg );
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO16 *mmi16 = MapSL(lParam);
MINMAXINFO mmi;
MINMAXINFO16to32( mmi16, &mmi );
ret = callback( hwnd32, msg, wParam, (LPARAM)&mmi, result, arg );
MINMAXINFO32to16( &mmi, mmi16 );
}
break;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS16 *winpos16 = MapSL(lParam);
WINDOWPOS winpos;
WINDOWPOS16to32( winpos16, &winpos );
ret = callback( hwnd32, msg, wParam, (LPARAM)&winpos, result, arg );
WINDOWPOS32to16( &winpos, winpos16 );
}
break;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS16 *nc16 = MapSL(lParam);
NCCALCSIZE_PARAMS nc;
WINDOWPOS winpos;
RECT16to32( &nc16->rgrc[0], &nc.rgrc[0] );
if (wParam)
{
RECT16to32( &nc16->rgrc[1], &nc.rgrc[1] );
RECT16to32( &nc16->rgrc[2], &nc.rgrc[2] );
WINDOWPOS16to32( MapSL(nc16->lppos), &winpos );
nc.lppos = &winpos;
}
ret = callback( hwnd32, msg, wParam, (LPARAM)&nc, result, arg );
RECT32to16( &nc.rgrc[0], &nc16->rgrc[0] );
if (wParam)
{
RECT32to16( &nc.rgrc[1], &nc16->rgrc[1] );
RECT32to16( &nc.rgrc[2], &nc16->rgrc[2] );
WINDOWPOS32to16( &winpos, MapSL(nc16->lppos) );
}
}
break;
case WM_COMPAREITEM:
{
COMPAREITEMSTRUCT16* cis16 = MapSL(lParam);
COMPAREITEMSTRUCT cis;
cis.CtlType = cis16->CtlType;
cis.CtlID = cis16->CtlID;
cis.hwndItem = WIN_Handle32( cis16->hwndItem );
cis.itemID1 = cis16->itemID1;
cis.itemData1 = cis16->itemData1;
cis.itemID2 = cis16->itemID2;
cis.itemData2 = cis16->itemData2;
cis.dwLocaleId = 0; /* FIXME */
ret = callback( hwnd32, msg, wParam, (LPARAM)&cis, result, arg );
}
break;
case WM_DELETEITEM:
{
DELETEITEMSTRUCT16* dis16 = MapSL(lParam);
DELETEITEMSTRUCT dis;
dis.CtlType = dis16->CtlType;
dis.CtlID = dis16->CtlID;
dis.hwndItem = WIN_Handle32( dis16->hwndItem );
dis.itemData = dis16->itemData;
ret = callback( hwnd32, msg, wParam, (LPARAM)&dis, result, arg );
}
break;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT16* mis16 = MapSL(lParam);
MEASUREITEMSTRUCT mis;
mis.CtlType = mis16->CtlType;
mis.CtlID = mis16->CtlID;
mis.itemID = mis16->itemID;
mis.itemWidth = mis16->itemWidth;
mis.itemHeight = mis16->itemHeight;
mis.itemData = mis16->itemData;
ret = callback( hwnd32, msg, wParam, (LPARAM)&mis, result, arg );
mis16->itemWidth = (UINT16)mis.itemWidth;
mis16->itemHeight = (UINT16)mis.itemHeight;
}
break;
case WM_DRAWITEM:
{
DRAWITEMSTRUCT16* dis16 = MapSL(lParam);
DRAWITEMSTRUCT dis;
dis.CtlType = dis16->CtlType;
dis.CtlID = dis16->CtlID;
dis.itemID = dis16->itemID;
dis.itemAction = dis16->itemAction;
dis.itemState = dis16->itemState;
dis.hwndItem = (dis.CtlType == ODT_MENU) ? (HWND)HMENU_32(dis16->hwndItem)
: WIN_Handle32( dis16->hwndItem );
dis.hDC = HDC_32(dis16->hDC);
dis.itemData = dis16->itemData;
dis.rcItem.left = dis16->rcItem.left;
dis.rcItem.top = dis16->rcItem.top;
dis.rcItem.right = dis16->rcItem.right;
dis.rcItem.bottom = dis16->rcItem.bottom;
ret = callback( hwnd32, msg, wParam, (LPARAM)&dis, result, arg );
}
break;
case WM_COPYDATA:
{
COPYDATASTRUCT16 *cds16 = MapSL(lParam);
COPYDATASTRUCT cds;
cds.dwData = cds16->dwData;
cds.cbData = cds16->cbData;
cds.lpData = MapSL(cds16->lpData);
ret = callback( hwnd32, msg, wParam, (LPARAM)&cds, result, arg );
}
break;
case WM_GETDLGCODE:
if (lParam)
{
MSG16 *msg16 = MapSL(lParam);
MSG msg32;
msg32.hwnd = WIN_Handle32( msg16->hwnd );
msg32.message = msg16->message;
msg32.wParam = msg16->wParam;
msg32.lParam = msg16->lParam;
msg32.time = msg16->time;
msg32.pt.x = msg16->pt.x;
msg32.pt.y = msg16->pt.y;
ret = callback( hwnd32, msg, wParam, (LPARAM)&msg32, result, arg );
}
else
ret = callback( hwnd32, msg, wParam, lParam, result, arg );
break;
case WM_NEXTMENU:
{
MDINEXTMENU next;
next.hmenuIn = (HMENU)lParam;
next.hmenuNext = 0;
next.hwndNext = 0;
ret = callback( hwnd32, msg, wParam, (LPARAM)&next, result, arg );
*result = MAKELONG( HMENU_16(next.hmenuNext), HWND_16(next.hwndNext) );
}
break;
case WM_ACTIVATE:
case WM_CHARTOITEM:
case WM_COMMAND:
case WM_VKEYTOITEM:
ret = callback( hwnd32, msg, MAKEWPARAM( wParam, HIWORD(lParam) ),
(LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
break;
case WM_HSCROLL:
case WM_VSCROLL:
ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
(LPARAM)WIN_Handle32( HIWORD(lParam) ), result, arg );
break;
case WM_CTLCOLOR:
if (HIWORD(lParam) <= CTLCOLOR_STATIC)
ret = callback( hwnd32, WM_CTLCOLORMSGBOX + HIWORD(lParam),
(WPARAM)HDC_32(wParam), (LPARAM)WIN_Handle32( LOWORD(lParam) ),
result, arg );
break;
case WM_GETTEXT:
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
case WM_ASKCBFORMATNAME:
case WM_NOTIFY:
ret = callback( hwnd32, msg, wParam, (LPARAM)MapSL(lParam), result, arg );
break;
case WM_MENUCHAR:
ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
(LPARAM)HMENU_32(HIWORD(lParam)), result, arg );
break;
case WM_MENUSELECT:
if((LOWORD(lParam) & MF_POPUP) && (LOWORD(lParam) != 0xFFFF))
{
HMENU hmenu = HMENU_32(HIWORD(lParam));
int pos = find_sub_menu( &hmenu, wParam );
if (pos == -1) pos = 0;
wParam = pos;
}
ret = callback( hwnd32, msg, MAKEWPARAM( wParam, LOWORD(lParam) ),
(LPARAM)HMENU_32(HIWORD(lParam)), result, arg );
break;
case WM_PARENTNOTIFY:
if ((wParam == WM_CREATE) || (wParam == WM_DESTROY))
ret = callback( hwnd32, msg, MAKEWPARAM( wParam, HIWORD(lParam) ),
(LPARAM)WIN_Handle32( LOWORD(lParam) ), result, arg );
else
ret = callback( hwnd32, msg, wParam, lParam, result, arg );
break;
case WM_ACTIVATEAPP:
/* We need this when SetActiveWindow sends a Sendmessage16() to
* a 32-bit window. Might be superfluous with 32-bit interprocess
* message queues. */
if (lParam) lParam = HTASK_32(lParam);
ret = callback( hwnd32, msg, wParam, lParam, result, arg );
break;
case WM_DDE_INITIATE:
case WM_DDE_TERMINATE:
case WM_DDE_UNADVISE:
case WM_DDE_REQUEST:
ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
break;
case WM_DDE_ADVISE:
case WM_DDE_DATA:
case WM_DDE_POKE:
{
HANDLE16 lo16 = LOWORD(lParam);
UINT_PTR lo32 = 0;
if (lo16 && !(lo32 = convert_handle_16_to_32(lo16, GMEM_DDESHARE))) break;
lParam = PackDDElParam( msg, lo32, HIWORD(lParam) );
ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
}
break; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_DDE_ACK:
{
UINT_PTR lo = LOWORD(lParam);
UINT_PTR hi = HIWORD(lParam);
int flag = 0;
char buf[2];
if (GlobalGetAtomNameA(hi, buf, 2) > 0) flag |= 1;
if (GlobalSize16(hi) != 0) flag |= 2;
switch (flag)
{
case 0:
if (hi)
{
WARN("DDE_ACK: neither atom nor handle!!!\n");
hi = 0;
}
break;
case 1:
break; /* atom, nothing to do */
case 3:
WARN("DDE_ACK: %Ix both atom and handle... choosing handle\n", hi);
/* fall through */
case 2:
hi = convert_handle_16_to_32(hi, GMEM_DDESHARE);
break;
}
lParam = PackDDElParam( WM_DDE_ACK, lo, hi );
ret = callback( hwnd32, msg, (WPARAM)WIN_Handle32(wParam), lParam, result, arg );
}
break; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_DDE_EXECUTE:
lParam = convert_handle_16_to_32( HIWORD(lParam), GMEM_DDESHARE );
ret = callback( hwnd32, msg, wParam, lParam, result, arg );
break; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)( "message %04x needs translation\n", msg );
break;
case WM_ERASEBKGND:
ret = callback( hwnd32, msg, (WPARAM)HDC_32(wParam), lParam, result, arg );
break;
default:
ret = callback( hwnd32, msg, wParam, lParam, result, arg );
break;
}
return ret;
}
/**********************************************************************
* WINPROC_CallProc32ATo16
*
* Call a 16-bit window procedure, translating the 32-bit args.
*/
LRESULT WINPROC_CallProc32ATo16( winproc_callback16_t callback, HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam, LRESULT *result, void *arg )
{
LRESULT ret = 0;
switch(msg)
{
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCTA *cs32 = (CREATESTRUCTA *)lParam;
CREATESTRUCT16 cs;
MDICREATESTRUCT16 mdi_cs16;
BOOL mdi_child = (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD);
CREATESTRUCT32Ato16( cs32, &cs );
cs.lpszName = MapLS( cs32->lpszName );
cs.lpszClass = MapLS( cs32->lpszClass );
if (mdi_child)
{
MDICREATESTRUCTA *mdi_cs = cs32->lpCreateParams;
MDICREATESTRUCT32Ato16( mdi_cs, &mdi_cs16 );
mdi_cs16.szTitle = MapLS( mdi_cs->szTitle );
mdi_cs16.szClass = MapLS( mdi_cs->szClass );
cs.lpCreateParams = MapLS( &mdi_cs16 );
}
lParam = MapLS( &cs );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
UnMapLS( cs.lpszName );
UnMapLS( cs.lpszClass );
if (mdi_child)
{
UnMapLS( cs.lpCreateParams );
UnMapLS( mdi_cs16.szTitle );
UnMapLS( mdi_cs16.szClass );
}
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)lParam;
MDICREATESTRUCT16 cs;
MDICREATESTRUCT32Ato16( cs32, &cs );
cs.szTitle = MapLS( cs32->szTitle );
cs.szClass = MapLS( cs32->szClass );
lParam = MapLS( &cs );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
UnMapLS( cs.szTitle );
UnMapLS( cs.szClass );
}
break;
case WM_MDIACTIVATE:
if (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_MDICHILD)
ret = callback( HWND_16(hwnd), msg, ((HWND)lParam == hwnd),
MAKELPARAM( LOWORD(lParam), LOWORD(wParam) ), result, arg );
else
ret = callback( HWND_16(hwnd), msg, HWND_16( wParam ), 0, result, arg );
break;
case WM_MDIGETACTIVE:
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(*result);
*result = (LRESULT)WIN_Handle32( LOWORD(*result) );
break;
case WM_MDISETMENU:
ret = callback( HWND_16(hwnd), msg, (lParam == 0),
MAKELPARAM( LOWORD(wParam), LOWORD(lParam) ), result, arg );
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO *mmi32 = (MINMAXINFO *)lParam;
MINMAXINFO16 mmi;
MINMAXINFO32to16( mmi32, &mmi );
lParam = MapLS( &mmi );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
MINMAXINFO16to32( &mmi, mmi32 );
}
break;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)lParam;
NCCALCSIZE_PARAMS16 nc;
WINDOWPOS16 winpos;
RECT32to16( &nc32->rgrc[0], &nc.rgrc[0] );
if (wParam)
{
RECT32to16( &nc32->rgrc[1], &nc.rgrc[1] );
RECT32to16( &nc32->rgrc[2], &nc.rgrc[2] );
WINDOWPOS32to16( nc32->lppos, &winpos );
nc.lppos = MapLS( &winpos );
}
lParam = MapLS( &nc );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
RECT16to32( &nc.rgrc[0], &nc32->rgrc[0] );
if (wParam)
{
RECT16to32( &nc.rgrc[1], &nc32->rgrc[1] );
RECT16to32( &nc.rgrc[2], &nc32->rgrc[2] );
WINDOWPOS16to32( &winpos, nc32->lppos );
UnMapLS( nc.lppos );
}
}
break;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS *winpos32 = (WINDOWPOS *)lParam;
WINDOWPOS16 winpos;
WINDOWPOS32to16( winpos32, &winpos );
lParam = MapLS( &winpos );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
WINDOWPOS16to32( &winpos, winpos32 );
}
break;
case WM_COMPAREITEM:
{
COMPAREITEMSTRUCT *cis32 = (COMPAREITEMSTRUCT *)lParam;
COMPAREITEMSTRUCT16 cis;
cis.CtlType = cis32->CtlType;
cis.CtlID = cis32->CtlID;
cis.hwndItem = HWND_16( cis32->hwndItem );
cis.itemID1 = cis32->itemID1;
cis.itemData1 = cis32->itemData1;
cis.itemID2 = cis32->itemID2;
cis.itemData2 = cis32->itemData2;
lParam = MapLS( &cis );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
}
break;
case WM_DELETEITEM:
{
DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)lParam;
DELETEITEMSTRUCT16 dis;
dis.CtlType = dis32->CtlType;
dis.CtlID = dis32->CtlID;
dis.itemID = dis32->itemID;
dis.hwndItem = (dis.CtlType == ODT_MENU) ? (HWND16)LOWORD(dis32->hwndItem)
: HWND_16( dis32->hwndItem );
dis.itemData = dis32->itemData;
lParam = MapLS( &dis );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
}
break;
case WM_DRAWITEM:
{
DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)lParam;
DRAWITEMSTRUCT16 dis;
dis.CtlType = dis32->CtlType;
dis.CtlID = dis32->CtlID;
dis.itemID = dis32->itemID;
dis.itemAction = dis32->itemAction;
dis.itemState = dis32->itemState;
dis.hwndItem = HWND_16( dis32->hwndItem );
dis.hDC = HDC_16(dis32->hDC);
dis.itemData = dis32->itemData;
dis.rcItem.left = dis32->rcItem.left;
dis.rcItem.top = dis32->rcItem.top;
dis.rcItem.right = dis32->rcItem.right;
dis.rcItem.bottom = dis32->rcItem.bottom;
lParam = MapLS( &dis );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
}
break;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)lParam;
MEASUREITEMSTRUCT16 mis;
mis.CtlType = mis32->CtlType;
mis.CtlID = mis32->CtlID;
mis.itemID = mis32->itemID;
mis.itemWidth = mis32->itemWidth;
mis.itemHeight = mis32->itemHeight;
mis.itemData = mis32->itemData;
lParam = MapLS( &mis );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
mis32->itemWidth = mis.itemWidth;
mis32->itemHeight = mis.itemHeight;
}
break;
case WM_COPYDATA:
{
COPYDATASTRUCT *cds32 = (COPYDATASTRUCT *)lParam;
COPYDATASTRUCT16 cds;
cds.dwData = cds32->dwData;
cds.cbData = cds32->cbData;
cds.lpData = MapLS( cds32->lpData );
lParam = MapLS( &cds );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
UnMapLS( cds.lpData );
}
break;
case WM_GETDLGCODE:
if (lParam)
{
MSG *msg32 = (MSG *)lParam;
MSG16 msg16;
msg16.hwnd = HWND_16( msg32->hwnd );
msg16.message = msg32->message;
msg16.wParam = msg32->wParam;
msg16.lParam = msg32->lParam;
msg16.time = msg32->time;
msg16.pt.x = msg32->pt.x;
msg16.pt.y = msg32->pt.y;
lParam = MapLS( &msg16 );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
}
else
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
break;
case WM_NEXTMENU:
{
MDINEXTMENU *next = (MDINEXTMENU *)lParam;
ret = callback( HWND_16(hwnd), msg, wParam, (LPARAM)next->hmenuIn, result, arg );
next->hmenuNext = HMENU_32( LOWORD(*result) );
next->hwndNext = WIN_Handle32( HIWORD(*result) );
*result = 0;
}
break;
case WM_GETTEXT:
case WM_ASKCBFORMATNAME:
wParam = min( wParam, 0xff80 ); /* Must be < 64K */
/* fall through */
case WM_NOTIFY:
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
lParam = MapLS( (void *)lParam );
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
UnMapLS( lParam );
break;
case WM_ACTIVATE:
case WM_CHARTOITEM:
case WM_COMMAND:
case WM_VKEYTOITEM:
ret = callback( HWND_16(hwnd), msg, wParam, MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ),
result, arg );
break;
case WM_HSCROLL:
case WM_VSCROLL:
ret = callback( HWND_16(hwnd), msg, wParam, MAKELPARAM( HIWORD(wParam), (HWND16)lParam ),
result, arg );
break;
case WM_CTLCOLORMSGBOX:
case WM_CTLCOLOREDIT:
case WM_CTLCOLORLISTBOX:
case WM_CTLCOLORBTN:
case WM_CTLCOLORDLG:
case WM_CTLCOLORSCROLLBAR:
case WM_CTLCOLORSTATIC:
ret = callback( HWND_16(hwnd), WM_CTLCOLOR, wParam,
MAKELPARAM( (HWND16)lParam, msg - WM_CTLCOLORMSGBOX ), result, arg );
break;
case WM_MENUSELECT:
if(HIWORD(wParam) & MF_POPUP)
{
HMENU hmenu;
if ((HIWORD(wParam) != 0xffff) || lParam)
{
if ((hmenu = GetSubMenu( (HMENU)lParam, LOWORD(wParam) )))
{
ret = callback( HWND_16(hwnd), msg, HMENU_16(hmenu),
MAKELPARAM( HIWORD(wParam), (HMENU16)lParam ), result, arg );
break;
}
}
}
/* fall through */
case WM_MENUCHAR:
ret = callback( HWND_16(hwnd), msg, wParam,
MAKELPARAM( HIWORD(wParam), (HMENU16)lParam ), result, arg );
break;
case WM_PARENTNOTIFY:
if ((LOWORD(wParam) == WM_CREATE) || (LOWORD(wParam) == WM_DESTROY))
ret = callback( HWND_16(hwnd), msg, wParam,
MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ), result, arg );
else
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
break;
case WM_ACTIVATEAPP:
ret = callback( HWND_16(hwnd), msg, wParam, HTASK_16( lParam ), result, arg );
break;
case WM_PAINT:
if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON ))
ret = callback( HWND_16(hwnd), WM_PAINTICON, 1, lParam, result, arg );
else
ret = callback( HWND_16(hwnd), WM_PAINT, wParam, lParam, result, arg );
break;
case WM_ERASEBKGND:
if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON )) msg = WM_ICONERASEBKGND;
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
break;
case WM_DDE_INITIATE:
case WM_DDE_TERMINATE:
case WM_DDE_UNADVISE:
case WM_DDE_REQUEST:
ret = callback( HWND_16(hwnd), msg, HWND_16(wParam), lParam, result, arg );
break;
case WM_DDE_ADVISE:
case WM_DDE_DATA:
case WM_DDE_POKE:
{
UINT_PTR lo32, hi;
HANDLE16 lo16 = 0;
UnpackDDElParam( msg, lParam, &lo32, &hi );
if (lo32 && !(lo16 = convert_handle_32_to_16(lo32, GMEM_DDESHARE))) break;
ret = callback( HWND_16(hwnd), msg, HWND_16(wParam),
MAKELPARAM(lo16, hi), result, arg );
}
break; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_DDE_ACK:
{
UINT_PTR lo, hi;
int flag = 0;
char buf[2];
UnpackDDElParam( msg, lParam, &lo, &hi );
if (GlobalGetAtomNameA((ATOM)hi, buf, sizeof(buf)) > 0) flag |= 1;
if (GlobalSize((HANDLE)hi) != 0) flag |= 2;
switch (flag)
{
case 0:
if (hi)
{
WARN("DDE_ACK: neither atom nor handle!!!\n");
hi = 0;
}
break;
case 1:
break; /* atom, nothing to do */
case 3:
WARN("DDE_ACK: %Ix both atom and handle... choosing handle\n", hi);
/* fall through */
case 2:
hi = convert_handle_32_to_16(hi, GMEM_DDESHARE);
break;
}
ret = callback( HWND_16(hwnd), msg, HWND_16(wParam),
MAKELPARAM(lo, hi), result, arg );
}
break; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_DDE_EXECUTE:
lParam = MAKELPARAM( 0, convert_handle_32_to_16( lParam, GMEM_DDESHARE ));
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
break; /* FIXME don't know how to free allocated memory (handle) !! */
case SBM_SETRANGE:
ret = callback( HWND_16(hwnd), SBM_SETRANGE16, 0, MAKELPARAM(wParam, lParam), result, arg );
break;
case SBM_GETRANGE:
ret = callback( HWND_16(hwnd), SBM_GETRANGE16, wParam, lParam, result, arg );
*(LPINT)wParam = LOWORD(*result);
*(LPINT)lParam = HIWORD(*result);
break;
case BM_GETCHECK:
case BM_SETCHECK:
case BM_GETSTATE:
case BM_SETSTATE:
case BM_SETSTYLE:
ret = callback( HWND_16(hwnd), msg + BM_GETCHECK16 - BM_GETCHECK, wParam, lParam, result, arg );
break;
case EM_GETSEL:
case EM_GETRECT:
case EM_SETRECT:
case EM_SETRECTNP:
case EM_SCROLL:
case EM_LINESCROLL:
case EM_SCROLLCARET:
case EM_GETMODIFY:
case EM_SETMODIFY:
case EM_GETLINECOUNT:
case EM_LINEINDEX:
case EM_SETHANDLE:
case EM_GETHANDLE:
case EM_GETTHUMB:
case EM_LINELENGTH:
case EM_REPLACESEL:
case EM_GETLINE:
case EM_LIMITTEXT:
case EM_CANUNDO:
case EM_UNDO:
case EM_FMTLINES:
case EM_LINEFROMCHAR:
case EM_SETTABSTOPS:
case EM_SETPASSWORDCHAR:
case EM_EMPTYUNDOBUFFER:
case EM_GETFIRSTVISIBLELINE:
case EM_SETREADONLY:
case EM_SETWORDBREAKPROC:
case EM_GETWORDBREAKPROC:
case EM_GETPASSWORDCHAR:
ret = callback( HWND_16(hwnd), msg + EM_GETSEL16 - EM_GETSEL, wParam, lParam, result, arg );
break;
case EM_SETSEL:
ret = callback( HWND_16(hwnd), EM_SETSEL16, 0, MAKELPARAM( wParam, lParam ), result, arg );
break;
case LB_CARETOFF:
case LB_CARETON:
case LB_DELETESTRING:
case LB_GETANCHORINDEX:
case LB_GETCARETINDEX:
case LB_GETCOUNT:
case LB_GETCURSEL:
case LB_GETHORIZONTALEXTENT:
case LB_GETITEMDATA:
case LB_GETITEMHEIGHT:
case LB_GETSEL:
case LB_GETSELCOUNT:
case LB_GETTEXTLEN:
case LB_GETTOPINDEX:
case LB_RESETCONTENT:
case LB_SELITEMRANGE:
case LB_SELITEMRANGEEX:
case LB_SETANCHORINDEX:
case LB_SETCARETINDEX:
case LB_SETCOLUMNWIDTH:
case LB_SETCURSEL:
case LB_SETHORIZONTALEXTENT:
case LB_SETITEMDATA:
case LB_SETITEMHEIGHT:
case LB_SETSEL:
case LB_SETTOPINDEX:
ret = callback( HWND_16(hwnd), msg + LB_ADDSTRING16 - LB_ADDSTRING, wParam, lParam, result, arg );
break;
case LB_ADDSTRING:
case LB_FINDSTRING:
case LB_FINDSTRINGEXACT:
case LB_INSERTSTRING:
case LB_SELECTSTRING:
case LB_GETTEXT:
case LB_DIR:
case LB_ADDFILE:
lParam = MapLS( (LPSTR)lParam );
ret = callback( HWND_16(hwnd), msg + LB_ADDSTRING16 - LB_ADDSTRING, wParam, lParam, result, arg );
UnMapLS( lParam );
break;
case LB_GETSELITEMS:
{
INT *items32 = (INT *)lParam;
INT16 *items, buffer[512];
unsigned int i;
wParam = min( wParam, 0x7f80 ); /* Must be < 64K */
if (!(items = get_buffer( buffer, sizeof(buffer), wParam * sizeof(INT16) ))) break;
lParam = MapLS( items );
ret = callback( HWND_16(hwnd), LB_GETSELITEMS16, wParam, lParam, result, arg );
UnMapLS( lParam );
for (i = 0; i < wParam; i++) items32[i] = items[i];
free_buffer( buffer, items );
}
break;
case LB_SETTABSTOPS:
if (wParam)
{
INT *stops32 = (INT *)lParam;
INT16 *stops, buffer[512];
unsigned int i;
wParam = min( wParam, 0x7f80 ); /* Must be < 64K */
if (!(stops = get_buffer( buffer, sizeof(buffer), wParam * sizeof(INT16) ))) break;
for (i = 0; i < wParam; i++) stops[i] = stops32[i];
lParam = MapLS( stops );
ret = callback( HWND_16(hwnd), LB_SETTABSTOPS16, wParam, lParam, result, arg );
UnMapLS( lParam );
free_buffer( buffer, stops );
}
else ret = callback( HWND_16(hwnd), LB_SETTABSTOPS16, wParam, lParam, result, arg );
break;
case CB_DELETESTRING:
case CB_GETCOUNT:
case CB_GETLBTEXTLEN:
case CB_LIMITTEXT:
case CB_RESETCONTENT:
case CB_SETEDITSEL:
case CB_GETCURSEL:
case CB_SETCURSEL:
case CB_SHOWDROPDOWN:
case CB_SETITEMDATA:
case CB_SETITEMHEIGHT:
case CB_GETITEMHEIGHT:
case CB_SETEXTENDEDUI:
case CB_GETEXTENDEDUI:
case CB_GETDROPPEDSTATE:
ret = callback( HWND_16(hwnd), msg + CB_GETEDITSEL16 - CB_GETEDITSEL, wParam, lParam, result, arg );
break;
case CB_GETEDITSEL:
ret = callback( HWND_16(hwnd), CB_GETEDITSEL16, wParam, lParam, result, arg );
if (wParam) *((PUINT)(wParam)) = LOWORD(*result);
if (lParam) *((PUINT)(lParam)) = HIWORD(*result); /* FIXME: subtract 1? */
break;
case CB_ADDSTRING:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_INSERTSTRING:
case CB_SELECTSTRING:
case CB_DIR:
case CB_GETLBTEXT:
lParam = MapLS( (LPSTR)lParam );
ret = callback( HWND_16(hwnd), msg + CB_GETEDITSEL16 - CB_GETEDITSEL, wParam, lParam, result, arg );
UnMapLS( lParam );
break;
case LB_GETITEMRECT:
case CB_GETDROPPEDCONTROLRECT:
{
RECT *r32 = (RECT *)lParam;
RECT16 rect;
lParam = MapLS( &rect );
ret = callback( HWND_16(hwnd),
(msg == LB_GETITEMRECT) ? LB_GETITEMRECT16 : CB_GETDROPPEDCONTROLRECT16,
wParam, lParam, result, arg );
UnMapLS( lParam );
RECT16to32( &rect, r32 );
}
break;
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)( "message %04x needs translation\n", msg );
break;
/* the following messages should not be sent to 16-bit apps */
case WM_SIZING:
case WM_MOVING:
case WM_CAPTURECHANGED:
case WM_STYLECHANGING:
case WM_STYLECHANGED:
break;
default:
ret = callback( HWND_16(hwnd), msg, wParam, lParam, result, arg );
break;
}
return ret;
}
/***********************************************************************
* SendMessage (USER.111)
*/
LRESULT WINAPI SendMessage16( HWND16 hwnd16, UINT16 msg, WPARAM16 wparam, LPARAM lparam )
{
LRESULT result;
HWND hwnd = WIN_Handle32( hwnd16 );
if (hwnd != HWND_BROADCAST &&
GetWindowThreadProcessId( hwnd, NULL ) == GetCurrentThreadId())
{
/* call 16-bit window proc directly */
WNDPROC16 winproc;
/* first the WH_CALLWNDPROC hook */
call_WH_CALLWNDPROC_hook( hwnd16, msg, wparam, lparam );
if (!(winproc = (WNDPROC16)GetWindowLong16( hwnd16, GWLP_WNDPROC ))) return 0;
TRACE_(message)("(0x%04x) [%04x] wp=%04x lp=%08lx\n", hwnd16, msg, wparam, lparam );
result = CallWindowProc16( winproc, hwnd16, msg, wparam, lparam );
TRACE_(message)("(0x%04x) [%04x] wp=%04x lp=%08lx returned %08lx\n",
hwnd16, msg, wparam, lparam, result );
}
else /* map to 32-bit unicode for inter-thread/process message */
{
WINPROC_CallProc16To32A( send_message_callback, hwnd16, msg, wparam, lparam, &result, NULL );
}
return result;
}
/***********************************************************************
* PostMessage (USER.110)
*/
BOOL16 WINAPI PostMessage16( HWND16 hwnd, UINT16 msg, WPARAM16 wparam, LPARAM lparam )
{
LRESULT unused;
return WINPROC_CallProc16To32A( post_message_callback, hwnd, msg, wparam, lparam, &unused, NULL );
}
/***********************************************************************
* PostAppMessage (USER.116)
*/
BOOL16 WINAPI PostAppMessage16( HTASK16 hTask, UINT16 msg, WPARAM16 wparam, LPARAM lparam )
{
LRESULT unused;
DWORD_PTR tid = HTASK_32( hTask );
if (!tid) return FALSE;
return WINPROC_CallProc16To32A( post_thread_message_callback, 0, msg, wparam, lparam,
&unused, (void *)tid );
}
/**********************************************************************
* CallWindowProc (USER.122)
*/
LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
WPARAM16 wParam, LPARAM lParam )
{
int index = winproc_to_index( func );
LRESULT result;
if (!func) return 0;
if (index == -1 || index >= MAX_WINPROCS32)
call_window_proc16( hwnd, msg, wParam, lParam, &result, func );
else
{
WNDPROC proc = (WNDPROC)func;
if (thunk_array && thunk_array[index].proc) proc = thunk_array[index].proc;
WINPROC_CallProc16To32A( call_window_proc_callback, hwnd, msg, wParam, lParam, &result, proc );
}
return result;
}
/**********************************************************************
* __wine_call_wndproc (USER.1010)
*/
LRESULT WINAPI __wine_call_wndproc( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam, WNDPROC proc )
{
LRESULT result;
WINPROC_CallProc16To32A( call_window_proc_callback, hwnd, msg, wParam, lParam, &result, proc );
return result;
}
/***********************************************************************
* InSendMessage (USER.192)
*/
BOOL16 WINAPI InSendMessage16(void)
{
return InSendMessage();
}
/***********************************************************************
* ReplyMessage (USER.115)
*/
void WINAPI ReplyMessage16( LRESULT result )
{
ReplyMessage( result );
}
/***********************************************************************
* PeekMessage32 (USER.819)
*/
BOOL16 WINAPI PeekMessage32_16( MSG32_16 *msg16, HWND16 hwnd16,
UINT16 first, UINT16 last, UINT16 flags,
BOOL16 wHaveParamHigh )
{
MSG msg;
LRESULT unused;
HWND hwnd = WIN_Handle32( hwnd16 );
if(USER16_AlertableWait)
MsgWaitForMultipleObjectsEx( 0, NULL, 0, 0, MWMO_ALERTABLE );
if (!PeekMessageA( &msg, hwnd, first, last, flags )) return FALSE;
msg16->msg.time = msg.time;
msg16->msg.pt.x = (INT16)msg.pt.x;
msg16->msg.pt.y = (INT16)msg.pt.y;
if (wHaveParamHigh) msg16->wParamHigh = HIWORD(msg.wParam);
WINPROC_CallProc32ATo16( get_message_callback, msg.hwnd, msg.message, msg.wParam, msg.lParam,
&unused, &msg16->msg );
return TRUE;
}
/***********************************************************************
* DefWindowProc (USER.107)
*/
LRESULT WINAPI DefWindowProc16( HWND16 hwnd16, UINT16 msg, WPARAM16 wParam, LPARAM lParam )
{
LRESULT result;
WINPROC_CallProc16To32A( defwnd_proc_callback, hwnd16, msg, wParam, lParam, &result, 0 );
return result;
}
/***********************************************************************
* DefDlgProc (USER.308)
*/
LRESULT WINAPI DefDlgProc16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam )
{
LRESULT result;
WINPROC_CallProc16To32A( defdlg_proc_callback, hwnd, msg, wParam, lParam, &result, 0 );
return result;
}
/***********************************************************************
* PeekMessage (USER.109)
*/
BOOL16 WINAPI PeekMessage16( MSG16 *msg, HWND16 hwnd,
UINT16 first, UINT16 last, UINT16 flags )
{
return PeekMessage32_16( (MSG32_16 *)msg, hwnd, first, last, flags, FALSE );
}
/***********************************************************************
* GetMessage32 (USER.820)
*/
BOOL16 WINAPI GetMessage32_16( MSG32_16 *msg16, HWND16 hwnd16, UINT16 first,
UINT16 last, BOOL16 wHaveParamHigh )
{
MSG msg;
LRESULT unused;
HWND hwnd = WIN_Handle32( hwnd16 );
if(USER16_AlertableWait)
MsgWaitForMultipleObjectsEx( 0, NULL, INFINITE, 0, MWMO_ALERTABLE );
GetMessageA( &msg, hwnd, first, last );
msg16->msg.time = msg.time;
msg16->msg.pt.x = (INT16)msg.pt.x;
msg16->msg.pt.y = (INT16)msg.pt.y;
if (wHaveParamHigh) msg16->wParamHigh = HIWORD(msg.wParam);
WINPROC_CallProc32ATo16( get_message_callback, msg.hwnd, msg.message, msg.wParam, msg.lParam,
&unused, &msg16->msg );
TRACE( "message %04x, hwnd %p, filter(%04x - %04x)\n",
msg16->msg.message, hwnd, first, last );
return msg16->msg.message != WM_QUIT;
}
/***********************************************************************
* GetMessage (USER.108)
*/
BOOL16 WINAPI GetMessage16( MSG16 *msg, HWND16 hwnd, UINT16 first, UINT16 last )
{
return GetMessage32_16( (MSG32_16 *)msg, hwnd, first, last, FALSE );
}
/***********************************************************************
* TranslateMessage32 (USER.821)
*/
BOOL16 WINAPI TranslateMessage32_16( const MSG32_16 *msg, BOOL16 wHaveParamHigh )
{
MSG msg32;
msg32.hwnd = WIN_Handle32( msg->msg.hwnd );
msg32.message = msg->msg.message;
msg32.wParam = MAKEWPARAM( msg->msg.wParam, wHaveParamHigh ? msg->wParamHigh : 0 );
msg32.lParam = msg->msg.lParam;
return TranslateMessage( &msg32 );
}
/***********************************************************************
* TranslateMessage (USER.113)
*/
BOOL16 WINAPI TranslateMessage16( const MSG16 *msg )
{
return TranslateMessage32_16( (const MSG32_16 *)msg, FALSE );
}
/***********************************************************************
* DispatchMessage (USER.114)
*/
LONG WINAPI DispatchMessage16( const MSG16* msg )
{
WNDPROC16 winproc;
LRESULT retval;
/* Process timer messages */
if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
{
if (msg->lParam)
return CallWindowProc16( (WNDPROC16)msg->lParam, msg->hwnd,
msg->message, msg->wParam, GetTickCount() );
}
if (!(winproc = (WNDPROC16)GetWindowLong16( msg->hwnd, GWLP_WNDPROC )))
{
SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
TRACE_(message)("(0x%04x) [%04x] wp=%04x lp=%08lx\n", msg->hwnd, msg->message, msg->wParam, msg->lParam );
retval = CallWindowProc16( winproc, msg->hwnd, msg->message, msg->wParam, msg->lParam );
TRACE_(message)("(0x%04x) [%04x] wp=%04x lp=%08lx returned %08lx\n",
msg->hwnd, msg->message, msg->wParam, msg->lParam, retval );
return retval;
}
/***********************************************************************
* DispatchMessage32 (USER.822)
*/
LONG WINAPI DispatchMessage32_16( const MSG32_16 *msg16, BOOL16 wHaveParamHigh )
{
if (wHaveParamHigh == FALSE)
return DispatchMessage16( &msg16->msg );
else
{
MSG msg;
msg.hwnd = WIN_Handle32( msg16->msg.hwnd );
msg.message = msg16->msg.message;
msg.wParam = MAKEWPARAM( msg16->msg.wParam, msg16->wParamHigh );
msg.lParam = msg16->msg.lParam;
msg.time = msg16->msg.time;
msg.pt.x = msg16->msg.pt.x;
msg.pt.y = msg16->msg.pt.y;
return DispatchMessageA( &msg );
}
}
/***********************************************************************
* IsDialogMessage (USER.90)
*/
BOOL16 WINAPI IsDialogMessage16( HWND16 hwndDlg, MSG16 *msg16 )
{
MSG msg;
HWND hwndDlg32;
msg.hwnd = WIN_Handle32(msg16->hwnd);
hwndDlg32 = WIN_Handle32(hwndDlg);
switch(msg16->message)
{
case WM_KEYDOWN:
case WM_CHAR:
case WM_SYSCHAR:
msg.message = msg16->message;
msg.wParam = msg16->wParam;
msg.lParam = msg16->lParam;
msg.time = msg16->time;
msg.pt.x = msg16->pt.x;
msg.pt.y = msg16->pt.y;
return IsDialogMessageA( hwndDlg32, &msg );
}
if ((hwndDlg32 != msg.hwnd) && !IsChild( hwndDlg32, msg.hwnd )) return FALSE;
TranslateMessage16( msg16 );
DispatchMessage16( msg16 );
return TRUE;
}
/***********************************************************************
* MsgWaitForMultipleObjects (USER.640)
*/
DWORD WINAPI MsgWaitForMultipleObjects16( DWORD count, const HANDLE *handles,
BOOL wait_all, DWORD timeout, DWORD mask )
{
return MsgWaitForMultipleObjectsEx( count, handles, timeout, mask,
wait_all ? MWMO_WAITALL : 0 );
}
/**********************************************************************
* SetDoubleClickTime (USER.20)
*/
void WINAPI SetDoubleClickTime16( UINT16 interval )
{
SetDoubleClickTime( interval );
}
/**********************************************************************
* GetDoubleClickTime (USER.21)
*/
UINT16 WINAPI GetDoubleClickTime16(void)
{
return GetDoubleClickTime();
}
/***********************************************************************
* PostQuitMessage (USER.6)
*/
void WINAPI PostQuitMessage16( INT16 exitCode )
{
PostQuitMessage( exitCode );
}
/**********************************************************************
* GetKeyState (USER.106)
*/
INT16 WINAPI GetKeyState16(INT16 vkey)
{
return GetKeyState(vkey);
}
/**********************************************************************
* GetKeyboardState (USER.222)
*/
BOOL WINAPI GetKeyboardState16( LPBYTE state )
{
return GetKeyboardState( state );
}
/**********************************************************************
* SetKeyboardState (USER.223)
*/
BOOL WINAPI SetKeyboardState16( LPBYTE state )
{
return SetKeyboardState( state );
}
/***********************************************************************
* SetMessageQueue (USER.266)
*/
BOOL16 WINAPI SetMessageQueue16( INT16 size )
{
return SetMessageQueue( size );
}
/***********************************************************************
* UserYield (USER.332)
*/
void WINAPI UserYield16(void)
{
MSG msg;
PeekMessageW( &msg, 0, 0, 0, PM_REMOVE | PM_QS_SENDMESSAGE );
}
/***********************************************************************
* GetQueueStatus (USER.334)
*/
DWORD WINAPI GetQueueStatus16( UINT16 flags )
{
return GetQueueStatus( flags );
}
/***********************************************************************
* GetInputState (USER.335)
*/
BOOL16 WINAPI GetInputState16(void)
{
return GetInputState();
}
/**********************************************************************
* TranslateAccelerator (USER.178)
*/
INT16 WINAPI TranslateAccelerator16( HWND16 hwnd, HACCEL16 hAccel, LPMSG16 msg )
{
MSG msg32;
if (!msg) return 0;
msg32.message = msg->message;
/* msg32.hwnd not used */
msg32.wParam = msg->wParam;
msg32.lParam = msg->lParam;
return TranslateAcceleratorW( WIN_Handle32(hwnd), HACCEL_32(hAccel), &msg32 );
}
/**********************************************************************
* TranslateMDISysAccel (USER.451)
*/
BOOL16 WINAPI TranslateMDISysAccel16( HWND16 hwndClient, LPMSG16 msg )
{
if (msg->message == WM_KEYDOWN || msg->message == WM_SYSKEYDOWN)
{
MSG msg32;
msg32.hwnd = WIN_Handle32(msg->hwnd);
msg32.message = msg->message;
msg32.wParam = msg->wParam;
msg32.lParam = msg->lParam;
/* MDICLIENTINFO is still the same for win32 and win16 ... */
return TranslateMDISysAccel( WIN_Handle32(hwndClient), &msg32 );
}
return 0;
}
/***********************************************************************
* button_proc16
*/
static LRESULT button_proc16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, BOOL unicode )
{
static const UINT msg16_offset = BM_GETCHECK16 - BM_GETCHECK;
switch (msg)
{
case BM_GETCHECK16:
case BM_SETCHECK16:
case BM_GETSTATE16:
case BM_SETSTATE16:
case BM_SETSTYLE16:
return wow_handlers32.button_proc( hwnd, msg - msg16_offset, wParam, lParam, FALSE );
default:
return wow_handlers32.button_proc( hwnd, msg, wParam, lParam, unicode );
}
}
/***********************************************************************
* combo_proc16
*/
static LRESULT combo_proc16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, BOOL unicode )
{
static const UINT msg16_offset = CB_GETEDITSEL16 - CB_GETEDITSEL;
switch (msg)
{
case CB_INSERTSTRING16:
case CB_SELECTSTRING16:
case CB_FINDSTRING16:
case CB_FINDSTRINGEXACT16:
wParam = (INT)(INT16)wParam;
/* fall through */
case CB_ADDSTRING16:
{
DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
if ((style & CBS_HASSTRINGS) || !(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)))
lParam = (LPARAM)MapSL(lParam);
msg -= msg16_offset;
break;
}
case CB_SETITEMHEIGHT16:
case CB_GETITEMHEIGHT16:
case CB_SETCURSEL16:
case CB_GETLBTEXTLEN16:
case CB_GETITEMDATA16:
case CB_SETITEMDATA16:
wParam = (INT)(INT16)wParam; /* signed integer */
msg -= msg16_offset;
break;
case CB_GETDROPPEDCONTROLRECT16:
lParam = (LPARAM)MapSL(lParam);
if (lParam)
{
RECT r;
RECT16 *r16 = (RECT16 *)lParam;
wow_handlers32.combo_proc( hwnd, CB_GETDROPPEDCONTROLRECT, wParam, (LPARAM)&r, FALSE );
r16->left = r.left;
r16->top = r.top;
r16->right = r.right;
r16->bottom = r.bottom;
}
return CB_OKAY;
case CB_DIR16:
if (wParam & DDL_DRIVES) wParam |= DDL_EXCLUSIVE;
lParam = (LPARAM)MapSL(lParam);
msg -= msg16_offset;
break;
case CB_GETLBTEXT16:
wParam = (INT)(INT16)wParam;
lParam = (LPARAM)MapSL(lParam);
msg -= msg16_offset;
break;
case CB_GETEDITSEL16:
wParam = lParam = 0; /* just in case */
msg -= msg16_offset;
break;
case CB_LIMITTEXT16:
case CB_SETEDITSEL16:
case CB_DELETESTRING16:
case CB_RESETCONTENT16:
case CB_GETDROPPEDSTATE16:
case CB_SHOWDROPDOWN16:
case CB_GETCOUNT16:
case CB_GETCURSEL16:
case CB_SETEXTENDEDUI16:
case CB_GETEXTENDEDUI16:
msg -= msg16_offset;
break;
default:
return wow_handlers32.combo_proc( hwnd, msg, wParam, lParam, unicode );
}
return wow_handlers32.combo_proc( hwnd, msg, wParam, lParam, FALSE );
}
/*********************************************************************
* edit_lock_buffer (internal)
*
* A 16 bit application might send an EM_GETHANDLE message and expect a HLOCAL16
* (16 bit SEG:OFF handler). From that moment on we have to keep using this
* 16 bit memory handler, because it is supposed to be valid at all times after
* EM_GETHANDLE.
* We create a HLOCAL16 buffer in edit_get_handle and copy the text from the
* HLOCAL buffer, when needed
*
*/
#define GWW_HANDLE16 sizeof(void*)
static void edit_lock_buffer( HWND hwnd )
{
HLOCAL16 hloc16 = GetWindowWord( hwnd, GWW_HANDLE16 );
HANDLE16 oldDS;
HLOCAL hloc32;
UINT size;
if (!hloc16) return;
if (!(hloc32 = (HLOCAL)wow_handlers32.edit_proc( hwnd, EM_GETHANDLE, 0, 0, FALSE ))) return;
oldDS = CURRENT_DS;
CURRENT_DS = GetWindowLongPtrW( hwnd, GWLP_HINSTANCE );
size = LocalSize16(hloc16);
if (LocalReAlloc( hloc32, size, LMEM_MOVEABLE ))
{
char *text = MapSL( LocalLock16( hloc16 ));
char *dest = LocalLock( hloc32 );
memcpy( dest, text, size );
LocalUnlock( hloc32 );
LocalUnlock16( hloc16 );
}
CURRENT_DS = oldDS;
}
static void edit_unlock_buffer( HWND hwnd )
{
HLOCAL16 hloc16 = GetWindowWord( hwnd, GWW_HANDLE16 );
HANDLE16 oldDS;
HLOCAL hloc32;
UINT size;
if (!hloc16) return;
if (!(hloc32 = (HLOCAL)wow_handlers32.edit_proc( hwnd, EM_GETHANDLE, 0, 0, FALSE ))) return;
size = LocalSize( hloc32 );
oldDS = CURRENT_DS;
CURRENT_DS = GetWindowLongPtrW( hwnd, GWLP_HINSTANCE );
if (LocalReAlloc16( hloc16, size, LMEM_MOVEABLE ))
{
char *text = LocalLock( hloc32 );
char *dest = MapSL( LocalLock16( hloc16 ));
memcpy( dest, text, size );
LocalUnlock( hloc32 );
LocalUnlock16( hloc16 );
}
CURRENT_DS = oldDS;
}
static HLOCAL16 edit_get_handle( HWND hwnd )
{
CHAR *textA;
UINT alloc_size;
HLOCAL hloc;
HANDLE16 oldDS;
HLOCAL16 hloc16 = GetWindowWord( hwnd, GWW_HANDLE16 );
if (hloc16) return hloc16;
if (!(hloc = (HLOCAL)wow_handlers32.edit_proc( hwnd, EM_GETHANDLE, 0, 0, FALSE ))) return 0;
alloc_size = LocalSize( hloc );
oldDS = CURRENT_DS;
CURRENT_DS = GetWindowLongPtrW( hwnd, GWLP_HINSTANCE );
if (!LocalHeapSize16())
{
if (!LocalInit16(CURRENT_DS, 0, GlobalSize16(CURRENT_DS)))
{
ERR("could not initialize local heap\n");
goto done;
}
}
if (!(hloc16 = LocalAlloc16(LMEM_MOVEABLE | LMEM_ZEROINIT, alloc_size)))
{
ERR("could not allocate new 16 bit buffer\n");
goto done;
}
if (!(textA = MapSL(LocalLock16( hloc16))))
{
ERR("could not lock new 16 bit buffer\n");
LocalFree16(hloc16);
hloc16 = 0;
goto done;
}
memcpy( textA, LocalLock( hloc ), alloc_size );
LocalUnlock( hloc );
LocalUnlock16( hloc16 );
SetWindowWord( hwnd, GWW_HANDLE16, hloc16 );
done:
CURRENT_DS = oldDS;
return hloc16;
}
static void edit_set_handle( HWND hwnd, HLOCAL16 hloc16 )
{
HINSTANCE16 hInstance = GetWindowLongPtrW( hwnd, GWLP_HINSTANCE );
HANDLE16 oldDS = CURRENT_DS;
HLOCAL hloc32;
INT count;
CHAR *text;
if (!(GetWindowLongW( hwnd, GWL_STYLE ) & ES_MULTILINE)) return;
if (!hloc16) return;
CURRENT_DS = hInstance;
count = LocalSize16(hloc16);
text = MapSL(LocalLock16(hloc16));
if ((hloc32 = LocalAlloc(LMEM_MOVEABLE, count)))
{
memcpy( LocalLock(hloc32), text, count );
LocalUnlock(hloc32);
LocalUnlock16(hloc16);
SetWindowWord( hwnd, GWW_HANDLE16, hloc16 );
}
CURRENT_DS = oldDS;
if (hloc32) wow_handlers32.edit_proc( hwnd, EM_SETHANDLE, (WPARAM)hloc32, 0, FALSE );
}
static void edit_destroy_handle( HWND hwnd )
{
HLOCAL16 hloc16 = GetWindowWord( hwnd, GWW_HANDLE16 );
if (hloc16)
{
HANDLE16 oldDS = CURRENT_DS;
CURRENT_DS = GetWindowLongPtrW( hwnd, GWLP_HINSTANCE );
while (LocalUnlock16(hloc16)) ;
LocalFree16(hloc16);
CURRENT_DS = oldDS;
SetWindowWord( hwnd, GWW_HANDLE16, 0 );
}
}
/*********************************************************************
* edit_proc16
*/
static LRESULT edit_proc16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, BOOL unicode )
{
static const UINT msg16_offset = EM_GETSEL16 - EM_GETSEL;
LRESULT result = 0;
edit_lock_buffer( hwnd );
switch (msg)
{
case EM_SCROLL16:
case EM_SCROLLCARET16:
case EM_GETMODIFY16:
case EM_SETMODIFY16:
case EM_GETLINECOUNT16:
case EM_GETTHUMB16:
case EM_LINELENGTH16:
case EM_LIMITTEXT16:
case EM_CANUNDO16:
case EM_UNDO16:
case EM_FMTLINES16:
case EM_LINEFROMCHAR16:
case EM_SETPASSWORDCHAR16:
case EM_EMPTYUNDOBUFFER16:
case EM_SETREADONLY16:
case EM_GETPASSWORDCHAR16:
/* these messages missing from specs */
case WM_USER+15:
case WM_USER+16:
case WM_USER+19:
case WM_USER+26:
result = wow_handlers32.edit_proc( hwnd, msg - msg16_offset, wParam, lParam, FALSE );
break;
case EM_GETSEL16:
result = wow_handlers32.edit_proc( hwnd, msg - msg16_offset, 0, 0, FALSE );
break;
case EM_REPLACESEL16:
case EM_GETLINE16:
result = wow_handlers32.edit_proc( hwnd, msg - msg16_offset, wParam, (LPARAM)MapSL(lParam), FALSE );
break;
case EM_LINESCROLL16:
result = wow_handlers32.edit_proc( hwnd, msg - msg16_offset, (INT)(SHORT)HIWORD(lParam),
(INT)(SHORT)LOWORD(lParam), FALSE );
break;
case EM_LINEINDEX16:
if ((INT16)wParam == -1) wParam = -1;
result = wow_handlers32.edit_proc( hwnd, msg - msg16_offset, wParam, lParam, FALSE );
break;
case EM_SETSEL16:
if ((short)LOWORD(lParam) == -1)
{
wParam = -1;
lParam = 0;
}
else
{
wParam = LOWORD(lParam);
lParam = HIWORD(lParam);
}
result = wow_handlers32.edit_proc( hwnd, msg - msg16_offset, wParam, lParam, FALSE );
break;
case EM_GETRECT16:
if (lParam)
{
RECT rect;
RECT16 *r16 = MapSL(lParam);
wow_handlers32.edit_proc( hwnd, msg - msg16_offset, wParam, (LPARAM)&rect, FALSE );
r16->left = rect.left;
r16->top = rect.top;
r16->right = rect.right;
r16->bottom = rect.bottom;
}
break;
case EM_SETRECT16:
case EM_SETRECTNP16:
if (lParam)
{
RECT rect;
RECT16 *r16 = MapSL(lParam);
rect.left = r16->left;
rect.top = r16->top;
rect.right = r16->right;
rect.bottom = r16->bottom;
wow_handlers32.edit_proc( hwnd, msg - msg16_offset, wParam, (LPARAM)&rect, FALSE );
}
break;
case EM_SETHANDLE16:
edit_set_handle( hwnd, (HLOCAL16)wParam );
break;
case EM_GETHANDLE16:
result = edit_get_handle( hwnd );
break;
case EM_SETTABSTOPS16:
{
INT16 *tabs16 = MapSL(lParam);
INT i, count = wParam, *tabs = NULL;
if (count > 0)
{
if (!(tabs = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*tabs) ))) return 0;
for (i = 0; i < count; i++) tabs[i] = tabs16[i];
}
result = wow_handlers32.edit_proc( hwnd, msg - msg16_offset, count, (LPARAM)tabs, FALSE );
HeapFree( GetProcessHeap(), 0, tabs );
break;
}
case EM_GETFIRSTVISIBLELINE16:
if (!(GetWindowLongW( hwnd, GWL_STYLE ) & ES_MULTILINE)) break;
result = wow_handlers32.edit_proc( hwnd, msg - msg16_offset, wParam, lParam, FALSE );
break;
case EM_SETWORDBREAKPROC16:
{
struct word_break_thunk *thunk = add_word_break_thunk( (EDITWORDBREAKPROC16)lParam );
result = wow_handlers32.edit_proc( hwnd, EM_SETWORDBREAKPROC, wParam, (LPARAM)thunk, FALSE );
break;
}
case EM_GETWORDBREAKPROC16:
result = wow_handlers32.edit_proc( hwnd, EM_GETWORDBREAKPROC, wParam, lParam, FALSE );
result = (LRESULT)get_word_break_thunk( (EDITWORDBREAKPROCA)result );
break;
case WM_NCDESTROY:
edit_destroy_handle( hwnd );
return wow_handlers32.edit_proc( hwnd, msg, wParam, lParam, unicode ); /* no unlock on destroy */
case WM_HSCROLL:
case WM_VSCROLL:
if (LOWORD(wParam) == EM_GETTHUMB16 || LOWORD(wParam) == EM_LINESCROLL16) wParam -= msg16_offset;
result = wow_handlers32.edit_proc( hwnd, msg, wParam, lParam, unicode );
break;
default:
result = wow_handlers32.edit_proc( hwnd, msg, wParam, lParam, unicode );
break;
}
edit_unlock_buffer( hwnd );
return result;
}
/***********************************************************************
* listbox_proc16
*/
static LRESULT listbox_proc16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, BOOL unicode )
{
static const UINT msg16_offset = LB_ADDSTRING16 - LB_ADDSTRING;
LRESULT ret;
switch (msg)
{
case WM_SIZE:
if (is_old_app( hwnd ))
{
DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
int height, remaining, item_height;
RECT rect;
/* give a margin for error to old 16 bits programs - if we need
less than the height of the nonclient area, round to the
*next* number of items */
if (!(style & LBS_NOINTEGRALHEIGHT) && !(style & LBS_OWNERDRAWVARIABLE))
{
GetClientRect( hwnd, &rect );
height = rect.bottom - rect.top;
item_height = wow_handlers32.listbox_proc( hwnd, LB_GETITEMHEIGHT, 0, 0, FALSE );
remaining = item_height ? (height % item_height) : 0;
if ((height > item_height) && remaining)
{
GetWindowRect( hwnd, &rect );
if ((item_height - remaining) <= rect.bottom - rect.top - height)
remaining = remaining - item_height;
TRACE( "[%p]: changing height %d -> %d\n", hwnd, height, height - remaining );
SetWindowPos( hwnd, 0, 0, 0, rect.right - rect.left,
rect.bottom - rect.top - remaining,
SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOMOVE );
return 0;
}
}
}
return wow_handlers32.listbox_proc( hwnd, msg, wParam, lParam, unicode );
case LB_RESETCONTENT16:
case LB_DELETESTRING16:
case LB_GETITEMDATA16:
case LB_SETITEMDATA16:
case LB_GETCOUNT16:
case LB_GETTEXTLEN16:
case LB_GETCURSEL16:
case LB_GETTOPINDEX16:
case LB_GETITEMHEIGHT16:
case LB_SETCARETINDEX16:
case LB_GETCARETINDEX16:
case LB_SETTOPINDEX16:
case LB_SETCOLUMNWIDTH16:
case LB_GETSELCOUNT16:
case LB_SELITEMRANGE16:
case LB_SELITEMRANGEEX16:
case LB_GETHORIZONTALEXTENT16:
case LB_SETHORIZONTALEXTENT16:
case LB_GETANCHORINDEX16:
case LB_CARETON16:
case LB_CARETOFF16:
msg -= msg16_offset;
break;
case LB_GETSEL16:
case LB_SETSEL16:
case LB_SETCURSEL16:
case LB_SETANCHORINDEX16:
wParam = (INT)(INT16)wParam;
msg -= msg16_offset;
break;
case LB_INSERTSTRING16:
case LB_FINDSTRING16:
case LB_FINDSTRINGEXACT16:
case LB_SELECTSTRING16:
wParam = (INT)(INT16)wParam;
/* fall through */
case LB_ADDSTRING16:
case LB_ADDFILE16:
{
DWORD style = GetWindowLongW( hwnd, GWL_STYLE );
if ((style & LBS_HASSTRINGS) || !(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)))
lParam = (LPARAM)MapSL(lParam);
msg -= msg16_offset;
break;
}
case LB_GETTEXT16:
lParam = (LPARAM)MapSL(lParam);
msg -= msg16_offset;
break;
case LB_SETITEMHEIGHT16:
lParam = LOWORD(lParam);
msg -= msg16_offset;
break;
case LB_GETITEMRECT16:
{
RECT rect;
RECT16 *r16 = MapSL(lParam);
ret = wow_handlers32.listbox_proc( hwnd, LB_GETITEMRECT, (INT16)wParam, (LPARAM)&rect, FALSE );
r16->left = rect.left;
r16->top = rect.top;
r16->right = rect.right;
r16->bottom = rect.bottom;
return ret;
}
case LB_GETSELITEMS16:
{
INT16 *array16 = MapSL( lParam );
INT i, count = (INT16)wParam, *array;
if (!(array = HeapAlloc( GetProcessHeap(), 0, wParam * sizeof(*array) ))) return LB_ERRSPACE;
ret = wow_handlers32.listbox_proc( hwnd, LB_GETSELITEMS, count, (LPARAM)array, FALSE );
for (i = 0; i < ret; i++) array16[i] = array[i];
HeapFree( GetProcessHeap(), 0, array );
return ret;
}
case LB_DIR16:
/* according to Win16 docs, DDL_DRIVES should make DDL_EXCLUSIVE
* be set automatically (this is different in Win32) */
if (wParam & DDL_DRIVES) wParam |= DDL_EXCLUSIVE;
lParam = (LPARAM)MapSL(lParam);
msg -= msg16_offset;
break;
case LB_SETTABSTOPS16:
{
INT i, count, *tabs = NULL;
INT16 *tabs16 = MapSL( lParam );
if ((count = (INT16)wParam) > 0)
{
if (!(tabs = HeapAlloc( GetProcessHeap(), 0, wParam * sizeof(*tabs) ))) return LB_ERRSPACE;
for (i = 0; i < count; i++) tabs[i] = tabs16[i] << 1; /* FIXME */
}
ret = wow_handlers32.listbox_proc( hwnd, LB_SETTABSTOPS, count, (LPARAM)tabs, FALSE );
HeapFree( GetProcessHeap(), 0, tabs );
return ret;
}
default:
return wow_handlers32.listbox_proc( hwnd, msg, wParam, lParam, unicode );
}
return wow_handlers32.listbox_proc( hwnd, msg, wParam, lParam, FALSE );
}
/***********************************************************************
* mdiclient_proc16
*/
static LRESULT mdiclient_proc16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, BOOL unicode )
{
if (msg == WM_CREATE)
{
LPCREATESTRUCTA cs = (LPCREATESTRUCTA)lParam;
HINSTANCE instance = (HINSTANCE)GetWindowLongPtrW( hwnd, GWLP_HINSTANCE );
BOOL is_win32 = !instance || ((ULONG_PTR)instance >> 16);
/* Translation layer doesn't know what's in the cs->lpCreateParams
* so we have to keep track of what environment we're in. */
if (!is_win32)
{
void *orig = cs->lpCreateParams;
LRESULT ret;
CLIENTCREATESTRUCT ccs;
CLIENTCREATESTRUCT16 *ccs16 = MapSL( PtrToUlong( orig ));
ccs.hWindowMenu = HMENU_32(ccs16->hWindowMenu);
ccs.idFirstChild = ccs16->idFirstChild;
cs->lpCreateParams = &ccs;
ret = wow_handlers32.mdiclient_proc( hwnd, msg, wParam, lParam, unicode );
cs->lpCreateParams = orig;
return ret;
}
}
return wow_handlers32.mdiclient_proc( hwnd, msg, wParam, lParam, unicode );
}
/***********************************************************************
* scrollbar_proc16
*/
static LRESULT scrollbar_proc16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, BOOL unicode )
{
static const UINT msg16_offset = SBM_SETPOS16 - SBM_SETPOS;
switch (msg)
{
case SBM_SETPOS16:
case SBM_GETPOS16:
case SBM_ENABLE_ARROWS16:
msg -= msg16_offset;
break;
case SBM_SETRANGE16:
msg = wParam ? SBM_SETRANGEREDRAW : SBM_SETRANGE;
wParam = LOWORD(lParam);
lParam = HIWORD(lParam);
break;
case SBM_GETRANGE16:
{
INT min, max;
wow_handlers32.scrollbar_proc( hwnd, SBM_GETRANGE, (WPARAM)&min, (LPARAM)&max, FALSE );
return MAKELRESULT(min, max);
}
default:
return wow_handlers32.scrollbar_proc( hwnd, msg, wParam, lParam, unicode );
}
return wow_handlers32.scrollbar_proc( hwnd, msg, wParam, lParam, FALSE );
}
/***********************************************************************
* static_proc16
*/
static LRESULT static_proc16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, BOOL unicode )
{
switch (msg)
{
case WM_NCCREATE:
{
CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
LRESULT ret = wow_handlers32.static_proc( hwnd, msg, wParam, lParam, unicode );
if (!ret) return 0;
if (((ULONG_PTR)cs->hInstance >> 16)) return ret; /* 32-bit instance, nothing to do */
switch (cs->style & SS_TYPEMASK)
{
case SS_ICON:
{
HICON16 icon = LoadIcon16( HINSTANCE_16(cs->hInstance), cs->lpszName );
if (!icon) icon = LoadCursor16( HINSTANCE_16(cs->hInstance), cs->lpszName );
if (icon) wow_handlers32.static_proc( hwnd, STM_SETIMAGE, IMAGE_ICON,
(LPARAM)get_icon_32(icon), FALSE );
break;
}
case SS_BITMAP:
{
HBITMAP16 bitmap = LoadBitmap16( HINSTANCE_16(cs->hInstance), cs->lpszName );
if (bitmap) wow_handlers32.static_proc( hwnd, STM_SETIMAGE, IMAGE_BITMAP,
(LPARAM)HBITMAP_32(bitmap), FALSE );
break;
}
}
return ret;
}
case STM_SETICON16:
wParam = (WPARAM)get_icon_32( (HICON16)wParam );
return wow_handlers32.static_proc( hwnd, STM_SETICON, wParam, lParam, FALSE );
case STM_GETICON16:
return get_icon_16( (HICON)wow_handlers32.static_proc( hwnd, STM_GETICON, wParam, lParam, FALSE ));
default:
return wow_handlers32.static_proc( hwnd, msg, wParam, lParam, unicode );
}
}
/***********************************************************************
* wait_message16
*/
static DWORD wait_message16( DWORD count, const HANDLE *handles, DWORD timeout, DWORD mask, DWORD flags )
{
DWORD lock, ret;
ReleaseThunkLock( &lock );
ret = wow_handlers32.wait_message( count, handles, timeout, mask, flags );
RestoreThunkLock( lock );
return ret;
}
/***********************************************************************
* create_window16
*/
HWND create_window16( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE instance, BOOL unicode )
{
/* map to module handle */
if (instance && !((ULONG_PTR)instance >> 16))
instance = HINSTANCE_32( GetExePtr( HINSTANCE_16(instance) ));
return wow_handlers32.create_window( cs, className, instance, unicode );
}
static void WINAPI User16CallFreeIcon( ULONG *param, ULONG size )
{
GlobalFree16( LOWORD(*param) );
}
void register_wow_handlers(void)
{
void **callback_table = NtCurrentTeb()->Peb->KernelCallbackTable;
static const struct wow_handlers16 handlers16 =
{
button_proc16,
combo_proc16,
edit_proc16,
listbox_proc16,
mdiclient_proc16,
scrollbar_proc16,
static_proc16,
wait_message16,
create_window16,
call_window_proc_Ato16,
call_dialog_proc_Ato16,
};
callback_table[NtUserCallFreeIcon] = User16CallFreeIcon;
UserRegisterWowHandlers( &handlers16, &wow_handlers32 );
}
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