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Sweden-Number/dlls/user/winproc.c

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/*
* Window procedure callbacks
*
* Copyright 1995 Martin von Loewis
* Copyright 1996 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 "config.h"
#include "wine/port.h"
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "wownt32.h"
#include "wine/winbase16.h"
#include "wine/winuser16.h"
#include "controls.h"
#include "win.h"
#include "winproc.h"
#include "user_private.h"
#include "dde.h"
#include "winternl.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DECLARE_DEBUG_CHANNEL(msg);
WINE_DECLARE_DEBUG_CHANNEL(relay);
WINE_DEFAULT_DEBUG_CHANNEL(win);
typedef struct tagWINDOWPROC
{
WNDPROC16 proc16; /* 16-bit window proc */
WNDPROC procA; /* ASCII window proc */
WNDPROC procW; /* Unicode window proc */
} WINDOWPROC;
#define WINPROC_HANDLE (~0UL >> 16)
#define MAX_WINPROCS 8192
static WINDOWPROC winproc_array[MAX_WINPROCS];
static UINT winproc_used;
static CRITICAL_SECTION winproc_cs;
static CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &winproc_cs,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": winproc_cs") }
};
static CRITICAL_SECTION winproc_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
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 );
}
/* map a Unicode string to a 16-bit pointer */
inline static SEGPTR map_str_32W_to_16( LPCWSTR str )
{
LPSTR ret;
INT len;
if (!HIWORD(str)) return (SEGPTR)LOWORD(str);
len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL );
if ((ret = HeapAlloc( GetProcessHeap(), 0, len )))
WideCharToMultiByte( CP_ACP, 0, str, -1, ret, len, NULL, NULL );
return MapLS(ret);
}
/* unmap a Unicode string that was converted to a 16-bit pointer */
inline static void unmap_str_32W_to_16( SEGPTR str )
{
if (!HIWORD(str)) return;
HeapFree( GetProcessHeap(), 0, MapSL(str) );
UnMapLS( str );
}
/* map a 16-bit pointer to a Unicode string */
inline static LPWSTR map_str_16_to_32W( SEGPTR str )
{
LPWSTR ret;
INT len;
if (!HIWORD(str)) return (LPWSTR)(ULONG_PTR)LOWORD(str);
len = MultiByteToWideChar( CP_ACP, 0, MapSL(str), -1, NULL, 0 );
if ((ret = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
MultiByteToWideChar( CP_ACP, 0, MapSL(str), -1, ret, len );
return ret;
}
/* unmap a 16-bit pointer that was converted to a Unicode string */
inline static void unmap_str_16_to_32W( LPCWSTR str )
{
if (HIWORD(str)) HeapFree( GetProcessHeap(), 0, (void *)str );
}
/* find an existing winproc for a given 16-bit function and type */
/* FIXME: probably should do something more clever than a linear search */
static inline WINDOWPROC *find_winproc16( WNDPROC16 func )
{
unsigned int i;
for (i = 0; i < winproc_used; i++)
{
if (winproc_array[i].proc16 == func) return &winproc_array[i];
}
return NULL;
}
/* find an existing winproc for a given function and type */
/* FIXME: probably should do something more clever than a linear search */
static inline WINDOWPROC *find_winproc( WNDPROC funcA, WNDPROC funcW )
{
unsigned int i;
for (i = 0; i < winproc_used; i++)
{
if (funcA && winproc_array[i].procA != funcA) continue;
if (funcW && winproc_array[i].procW != funcW) continue;
return &winproc_array[i];
}
return NULL;
}
/* return the window proc for a given handle, or NULL for an invalid handle */
static inline WINDOWPROC *handle_to_proc( WNDPROC handle )
{
UINT index = LOWORD(handle);
if ((ULONG_PTR)handle >> 16 != WINPROC_HANDLE) return NULL;
if (index >= winproc_used) return NULL;
return &winproc_array[index];
}
/* create a handle for a given window proc */
static inline WNDPROC proc_to_handle( WINDOWPROC *proc )
{
return (WNDPROC)(ULONG_PTR)((proc - winproc_array) | (WINPROC_HANDLE << 16));
}
/* allocate and initialize a new winproc */
static inline WINDOWPROC *alloc_winproc( WNDPROC funcA, WNDPROC funcW )
{
WINDOWPROC *proc;
/* check if the function is already a win proc */
if (funcA && (proc = handle_to_proc( funcA ))) return proc;
if (funcW && (proc = handle_to_proc( funcW ))) return proc;
if (!funcA && !funcW) return NULL;
EnterCriticalSection( &winproc_cs );
/* check if we already have a winproc for that function */
if (!(proc = find_winproc( funcA, funcW )))
{
if (winproc_used < MAX_WINPROCS)
{
proc = &winproc_array[winproc_used++];
proc->procA = funcA;
proc->procW = funcW;
TRACE( "allocated %p for %p/%p (%d/%d used)\n",
proc_to_handle(proc), funcA, funcW, winproc_used, MAX_WINPROCS );
}
else FIXME( "too many winprocs, cannot allocate one for %p/%p\n", funcA, funcW );
}
else TRACE( "reusing %p for %p/%p\n", proc_to_handle(proc), funcA, funcW );
LeaveCriticalSection( &winproc_cs );
return proc;
}
#ifdef __i386__
#include "pshpack1.h"
/* Window procedure 16-to-32-bit thunk */
typedef struct
{
BYTE popl_eax; /* popl %eax (return address) */
BYTE pushl_func; /* pushl $proc */
WINDOWPROC *proc;
BYTE pushl_eax; /* pushl %eax */
BYTE ljmp; /* ljmp relay*/
DWORD relay_offset; /* __wine_call_wndproc */
WORD relay_sel;
} WINPROC_THUNK;
#include "poppack.h"
#define MAX_THUNKS (0x10000 / sizeof(WINPROC_THUNK))
static WINPROC_THUNK *thunk_array;
static UINT thunk_selector;
static UINT thunk_used;
/* return the window proc for a given handle, or NULL for an invalid handle */
static inline WINDOWPROC *handle16_to_proc( WNDPROC16 handle )
{
if (HIWORD(handle) == thunk_selector)
{
UINT index = LOWORD(handle) / sizeof(WINPROC_THUNK);
/* check alignment */
if (index * sizeof(WINPROC_THUNK) != LOWORD(handle)) return NULL;
/* check array limits */
if (index >= thunk_used) return NULL;
return thunk_array[index].proc;
}
return handle_to_proc( (WNDPROC)handle );
}
/* allocate a 16-bit thunk for an existing window proc */
static WNDPROC16 alloc_win16_thunk( WINDOWPROC *proc )
{
static FARPROC16 relay;
UINT i;
if (proc->proc16) return proc->proc16;
EnterCriticalSection( &winproc_cs );
if (!thunk_array) /* allocate the array and its selector */
{
LDT_ENTRY entry;
if (!(thunk_selector = wine_ldt_alloc_entries(1))) goto done;
if (!(thunk_array = VirtualAlloc( NULL, MAX_THUNKS * sizeof(WINPROC_THUNK), MEM_COMMIT,
PAGE_EXECUTE_READWRITE ))) goto done;
wine_ldt_set_base( &entry, thunk_array );
wine_ldt_set_limit( &entry, MAX_THUNKS * sizeof(WINPROC_THUNK) - 1 );
wine_ldt_set_flags( &entry, WINE_LDT_FLAGS_CODE | WINE_LDT_FLAGS_32BIT );
wine_ldt_set_entry( thunk_selector, &entry );
relay = GetProcAddress16( GetModuleHandle16("user"), "__wine_call_wndproc" );
}
/* check if it already exists */
for (i = 0; i < thunk_used; i++) if (thunk_array[i].proc == proc) break;
if (i == thunk_used) /* create a new one */
{
WINPROC_THUNK *thunk;
if (thunk_used >= MAX_THUNKS) goto done;
thunk = &thunk_array[thunk_used++];
thunk->popl_eax = 0x58; /* popl %eax */
thunk->pushl_func = 0x68; /* pushl $proc */
thunk->proc = proc;
thunk->pushl_eax = 0x50; /* pushl %eax */
thunk->ljmp = 0xea; /* ljmp relay*/
thunk->relay_offset = OFFSETOF(relay);
thunk->relay_sel = SELECTOROF(relay);
}
proc->proc16 = (WNDPROC16)MAKESEGPTR( thunk_selector, i * sizeof(WINPROC_THUNK) );
done:
LeaveCriticalSection( &winproc_cs );
return proc->proc16;
}
#else /* __i386__ */
static inline WINDOWPROC *handle16_to_proc( WNDPROC16 handle )
{
return handle_to_proc( (WNDPROC)handle );
}
static inline WNDPROC16 alloc_win16_thunk( WINDOWPROC *proc )
{
return 0;
}
#endif /* __i386__ */
#ifdef __i386__
/* Some window procedures modify register they shouldn't, or are not
* properly declared stdcall; so we need a small assembly wrapper to
* call them. */
extern LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam );
__ASM_GLOBAL_FUNC( WINPROC_wrapper,
"pushl %ebp\n\t"
"movl %esp,%ebp\n\t"
"pushl %edi\n\t"
"pushl %esi\n\t"
"pushl %ebx\n\t"
"subl $12,%esp\n\t"
"pushl 24(%ebp)\n\t"
"pushl 20(%ebp)\n\t"
"pushl 16(%ebp)\n\t"
"pushl 12(%ebp)\n\t"
"movl 8(%ebp),%eax\n\t"
"call *%eax\n\t"
"leal -12(%ebp),%esp\n\t"
"popl %ebx\n\t"
"popl %esi\n\t"
"popl %edi\n\t"
"leave\n\t"
"ret" );
#else
static inline LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam )
{
return proc( hwnd, msg, wParam, lParam );
}
#endif /* __i386__ */
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;
}
/* 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;
}
static WPARAM map_wparam_char_AtoW( WPARAM wParam, DWORD len )
{
CHAR ch[2];
WCHAR wch;
ch[0] = (wParam >> 8);
ch[1] = wParam & 0xff;
if (len > 1 && ch[0])
RtlMultiByteToUnicodeN( &wch, sizeof(wch), NULL, ch, 2 );
else
RtlMultiByteToUnicodeN( &wch, sizeof(wch), NULL, ch + 1, 1 );
return MAKEWPARAM( wch, HIWORD(wParam) );
}
static WPARAM map_wparam_char_WtoA( WPARAM wParam, DWORD len )
{
WCHAR wch = wParam;
BYTE ch[2];
RtlUnicodeToMultiByteN( (LPSTR)ch, len, &len, &wch, sizeof(wch) );
if (len == 2)
return MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(wParam) );
else
return MAKEWPARAM( ch[0], HIWORD(wParam) );
}
/* call a 32-bit window procedure */
static LRESULT call_window_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
{
WNDPROC proc = arg;
USER_CheckNotLock();
hwnd = WIN_GetFullHandle( hwnd );
if (TRACE_ON(relay))
DPRINTF( "%04lx:Call window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
*result = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
if (TRACE_ON(relay))
DPRINTF( "%04lx:Ret window proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx) retval=%08lx\n",
GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, *result );
return *result;
}
/* call a 32-bit dialog procedure */
static LRESULT call_dialog_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
{
WNDPROC proc = arg;
LRESULT ret;
USER_CheckNotLock();
hwnd = WIN_GetFullHandle( hwnd );
if (TRACE_ON(relay))
DPRINTF( "%04lx:Call dialog proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
ret = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
*result = GetWindowLongPtrW( hwnd, DWLP_MSGRESULT );
if (TRACE_ON(relay))
DPRINTF( "%04lx:Ret dialog proc %p (hwnd=%p,msg=%s,wp=%08x,lp=%08lx) retval=%08lx result=%08lx\n",
GetCurrentThreadId(), proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, ret, *result );
return ret;
}
/* call a 16-bit window procedure */
static LRESULT call_window_proc16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
LRESULT *result, void *arg )
{
WNDPROC16 proc = arg;
CONTEXT86 context;
size_t size = 0;
struct
{
WORD params[5];
union
{
CREATESTRUCT16 cs16;
DRAWITEMSTRUCT16 dis16;
COMPAREITEMSTRUCT16 cis16;
} u;
} args;
USER_CheckNotLock();
/* Window procedures want ax = hInstance, ds = es = ss */
memset(&context, 0, sizeof(context));
context.SegDs = context.SegEs = SELECTOROF(NtCurrentTeb()->WOW32Reserved);
context.SegFs = wine_get_fs();
context.SegGs = wine_get_gs();
if (!(context.Eax = GetWindowWord( HWND_32(hwnd), GWLP_HINSTANCE ))) context.Eax = context.SegDs;
context.SegCs = SELECTOROF(proc);
context.Eip = OFFSETOF(proc);
context.Ebp = OFFSETOF(NtCurrentTeb()->WOW32Reserved) + (WORD)&((STACK16FRAME*)0)->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 = (SEGPTR)NtCurrentTeb()->WOW32Reserved - size;
}
}
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) );
return *result;
}
/* call a 16-bit dialog procedure */
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);
}
/**********************************************************************
* WINPROC_GetProc16
*
* Get a window procedure pointer that can be passed to the Windows program.
*/
WNDPROC16 WINPROC_GetProc16( WNDPROC proc, BOOL unicode )
{
WINDOWPROC *ptr;
if (unicode) ptr = alloc_winproc( NULL, proc );
else ptr = alloc_winproc( proc, NULL );
if (!ptr) return 0;
return alloc_win16_thunk( ptr );
}
/**********************************************************************
* WINPROC_GetProc
*
* Get a window procedure pointer that can be passed to the Windows program.
*/
WNDPROC WINPROC_GetProc( WNDPROC proc, BOOL unicode )
{
WINDOWPROC *ptr = handle_to_proc( proc );
if (!ptr) return proc;
if (unicode)
{
if (ptr->procW) return ptr->procW;
return proc;
}
else
{
if (ptr->procA) return ptr->procA;
return proc;
}
}
/**********************************************************************
* WINPROC_AllocProc16
*
* Allocate a window procedure for a window or class.
*
* Note that allocated winprocs are never freed; the idea is that even if an app creates a
* lot of windows, it will usually only have a limited number of window procedures, so the
* array won't grow too large, and this way we avoid the need to track allocations per window.
*/
WNDPROC WINPROC_AllocProc16( WNDPROC16 func )
{
WINDOWPROC *proc;
if (!func) return NULL;
/* check if the function is already a win proc */
if (!(proc = handle16_to_proc( func )))
{
EnterCriticalSection( &winproc_cs );
/* then check if we already have a winproc for that function */
if (!(proc = find_winproc16( func )))
{
if (winproc_used < MAX_WINPROCS)
{
proc = &winproc_array[winproc_used++];
proc->proc16 = func;
TRACE( "allocated %p for %p/16-bit (%d/%d used)\n",
proc_to_handle(proc), func, winproc_used, MAX_WINPROCS );
}
else FIXME( "too many winprocs, cannot allocate one for 16-bit %p\n", func );
}
else TRACE( "reusing %p for %p/16-bit\n", proc_to_handle(proc), func );
LeaveCriticalSection( &winproc_cs );
}
return proc_to_handle( proc );
}
/**********************************************************************
* WINPROC_AllocProc
*
* Allocate a window procedure for a window or class.
*
* Note that allocated winprocs are never freed; the idea is that even if an app creates a
* lot of windows, it will usually only have a limited number of window procedures, so the
* array won't grow too large, and this way we avoid the need to track allocations per window.
*/
WNDPROC WINPROC_AllocProc( WNDPROC funcA, WNDPROC funcW )
{
WINDOWPROC *proc;
if (!(proc = alloc_winproc( funcA, funcW ))) return NULL;
return proc_to_handle( proc );
}
/**********************************************************************
* WINPROC_IsUnicode
*
* Return the window procedure type, or the default value if not a winproc handle.
*/
BOOL WINPROC_IsUnicode( WNDPROC proc, BOOL def_val )
{
WINDOWPROC *ptr = handle_to_proc( proc );
if (!ptr) return def_val;
if (ptr->procA && ptr->procW) return def_val; /* can be both */
return (ptr->procW != NULL);
}
/**********************************************************************
* WINPROC_TestLBForStr
*
* Return TRUE if the lparam is a string
*/
inline static BOOL WINPROC_TestLBForStr( HWND hwnd, UINT msg )
{
DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
if (msg <= CB_MSGMAX)
return (!(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) || (style & CBS_HASSTRINGS));
else
return (!(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) || (style & LBS_HASSTRINGS));
}
static UINT 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)dst;
}
/**********************************************************************
* WINPROC_MapMsg16To32A
*
* Map a message from 16- to 32-bit Ansi.
* Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
*/
INT WINPROC_MapMsg16To32A( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
WPARAM *pwparam32, LPARAM *plparam )
{
*pmsg32 = (UINT)msg16;
*pwparam32 = (WPARAM)wParam16;
switch(msg16)
{
case WM_ACTIVATE:
case WM_CHARTOITEM:
case WM_COMMAND:
case WM_VKEYTOITEM:
*pwparam32 = MAKEWPARAM( wParam16, HIWORD(*plparam) );
*plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
return 0;
case WM_HSCROLL:
case WM_VSCROLL:
*pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
*plparam = (LPARAM)WIN_Handle32( HIWORD(*plparam) );
return 0;
case WM_CTLCOLOR:
if ( HIWORD(*plparam) > CTLCOLOR_STATIC ) return -1;
*pmsg32 = WM_CTLCOLORMSGBOX + HIWORD(*plparam);
*pwparam32 = (WPARAM)HDC_32(wParam16);
*plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
return 0;
case WM_COMPAREITEM:
{
COMPAREITEMSTRUCT16* cis16 = MapSL(*plparam);
COMPAREITEMSTRUCT *cis = HeapAlloc(GetProcessHeap(), 0, sizeof(*cis));
if (!cis) return -1;
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 */
*plparam = (LPARAM)cis;
}
return 1;
case WM_COPYDATA:
{
PCOPYDATASTRUCT16 pcds16 = MapSL(*plparam);
PCOPYDATASTRUCT pcds = HeapAlloc ( GetProcessHeap(), 0, sizeof(*pcds));
pcds->dwData = pcds16->dwData;
pcds->cbData = pcds16->cbData;
pcds->lpData = MapSL( pcds16->lpData);
*plparam = (LPARAM)pcds;
}
return 1;
case WM_DELETEITEM:
{
DELETEITEMSTRUCT16* dis16 = MapSL(*plparam);
DELETEITEMSTRUCT *dis = HeapAlloc(GetProcessHeap(), 0, sizeof(*dis));
if (!dis) return -1;
dis->CtlType = dis16->CtlType;
dis->CtlID = dis16->CtlID;
dis->hwndItem = WIN_Handle32( dis16->hwndItem );
dis->itemData = dis16->itemData;
*plparam = (LPARAM)dis;
}
return 1;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT16* mis16 = MapSL(*plparam);
MEASUREITEMSTRUCT *mis = HeapAlloc(GetProcessHeap(), 0,
sizeof(*mis) + sizeof(LPARAM));
if (!mis) return -1;
mis->CtlType = mis16->CtlType;
mis->CtlID = mis16->CtlID;
mis->itemID = mis16->itemID;
mis->itemWidth = mis16->itemWidth;
mis->itemHeight = mis16->itemHeight;
mis->itemData = mis16->itemData;
*(LPARAM *)(mis + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)mis;
}
return 1;
case WM_DRAWITEM:
{
DRAWITEMSTRUCT16* dis16 = MapSL(*plparam);
DRAWITEMSTRUCT *dis = HeapAlloc(GetProcessHeap(), 0, sizeof(*dis));
if (!dis) return -1;
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;
*plparam = (LPARAM)dis;
}
return 1;
case WM_GETMINMAXINFO:
{
MINMAXINFO *mmi = HeapAlloc( GetProcessHeap(), 0, sizeof(*mmi) + sizeof(LPARAM));
if (!mmi) return -1;
MINMAXINFO16to32( MapSL(*plparam), mmi );
*(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)mmi;
}
return 1;
case WM_GETTEXT:
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
case WM_ASKCBFORMATNAME:
*plparam = (LPARAM)MapSL(*plparam);
return 0;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs16 = MapSL(*plparam);
MDICREATESTRUCTA *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
if (!cs) return -1;
MDICREATESTRUCT16to32A( cs16, cs );
cs->szTitle = MapSL(cs16->szTitle);
cs->szClass = MapSL(cs16->szClass);
*(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)cs;
}
return 1;
case WM_MDIGETACTIVE:
*plparam = (LPARAM)HeapAlloc( GetProcessHeap(), 0, sizeof(BOOL) );
*(BOOL*)(*plparam) = 0;
return 1;
case WM_MDISETMENU:
if(wParam16) *pmsg32=WM_MDIREFRESHMENU;
*pwparam32 = (WPARAM)HMENU_32(LOWORD(*plparam));
*plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
return 0;
case WM_MENUCHAR:
*pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
*plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
return 0;
case WM_MENUSELECT:
if((LOWORD(*plparam) & MF_POPUP) && (LOWORD(*plparam) != 0xFFFF))
{
HMENU hmenu=HMENU_32(HIWORD(*plparam));
UINT Pos=MENU_FindSubMenu( &hmenu, HMENU_32(wParam16));
if(Pos==0xFFFF) Pos=0; /* NO_SELECTED_ITEM */
*pwparam32 = MAKEWPARAM( Pos, LOWORD(*plparam) );
}
else *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
*plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
return 0;
case WM_MDIACTIVATE:
if( *plparam )
{
*pwparam32 = (WPARAM)WIN_Handle32( HIWORD(*plparam) );
*plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
}
else /* message sent to MDI client */
*pwparam32 = wParam16;
return 0;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS16 *nc16;
NCCALCSIZE_PARAMS *nc;
nc = HeapAlloc( GetProcessHeap(), 0, sizeof(*nc) + sizeof(LPARAM) );
if (!nc) return -1;
nc16 = MapSL(*plparam);
nc->rgrc[0].left = nc16->rgrc[0].left;
nc->rgrc[0].top = nc16->rgrc[0].top;
nc->rgrc[0].right = nc16->rgrc[0].right;
nc->rgrc[0].bottom = nc16->rgrc[0].bottom;
if (wParam16)
{
nc->lppos = HeapAlloc( GetProcessHeap(), 0, sizeof(*nc->lppos) );
nc->rgrc[1].left = nc16->rgrc[1].left;
nc->rgrc[1].top = nc16->rgrc[1].top;
nc->rgrc[1].right = nc16->rgrc[1].right;
nc->rgrc[1].bottom = nc16->rgrc[1].bottom;
nc->rgrc[2].left = nc16->rgrc[2].left;
nc->rgrc[2].top = nc16->rgrc[2].top;
nc->rgrc[2].right = nc16->rgrc[2].right;
nc->rgrc[2].bottom = nc16->rgrc[2].bottom;
if (nc->lppos) WINDOWPOS16to32( MapSL(nc16->lppos), nc->lppos );
}
*(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)nc;
}
return 1;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs16 = MapSL(*plparam);
CREATESTRUCTA *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
if (!cs) return -1;
CREATESTRUCT16to32A( cs16, cs );
cs->lpszName = MapSL(cs16->lpszName);
cs->lpszClass = MapSL(cs16->lpszClass);
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
MDICREATESTRUCT16 *mdi_cs16;
MDICREATESTRUCTA *mdi_cs = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs));
if (!mdi_cs)
{
HeapFree(GetProcessHeap(), 0, cs);
return -1;
}
mdi_cs16 = (MDICREATESTRUCT16 *)MapSL(cs16->lpCreateParams);
MDICREATESTRUCT16to32A(mdi_cs16, mdi_cs);
mdi_cs->szTitle = MapSL(mdi_cs16->szTitle);
mdi_cs->szClass = MapSL(mdi_cs16->szClass);
cs->lpCreateParams = mdi_cs;
}
*(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)cs;
}
return 1;
case WM_PARENTNOTIFY:
if ((wParam16 == WM_CREATE) || (wParam16 == WM_DESTROY))
{
*pwparam32 = MAKEWPARAM( wParam16, HIWORD(*plparam) );
*plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
}
return 0;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS *wp = HeapAlloc( GetProcessHeap(), 0, sizeof(*wp) + sizeof(LPARAM) );
if (!wp) return -1;
WINDOWPOS16to32( MapSL(*plparam), wp );
*(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)wp;
}
return 1;
case WM_GETDLGCODE:
if (*plparam)
{
LPMSG16 msg16 = MapSL(*plparam);
LPMSG msg32 = HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
if (!msg32) return -1;
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;
*plparam = (LPARAM)msg32;
return 1;
}
else return 0;
case WM_NOTIFY:
*plparam = (LPARAM)MapSL(*plparam);
return 0;
case WM_ACTIVATEAPP:
/* We need this when SetActiveWindow sends a Sendmessage16() to
* a 32bit window. Might be superflous with 32bit interprocess
* message queues. */
if (*plparam) *plparam = HTASK_32( *plparam );
return 0;
case WM_NEXTMENU:
{
MDINEXTMENU *next = HeapAlloc( GetProcessHeap(), 0, sizeof(*next) );
if (!next) return -1;
next->hmenuIn = (HMENU)*plparam;
next->hmenuNext = 0;
next->hwndNext = 0;
*plparam = (LPARAM)next;
return 1;
}
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)("message %04x needs translation\n",msg16 );
return -1;
case WM_DDE_INITIATE:
case WM_DDE_TERMINATE:
case WM_DDE_UNADVISE:
case WM_DDE_REQUEST:
*pwparam32 = (WPARAM)WIN_Handle32(wParam16);
return 0;
case WM_DDE_ADVISE:
case WM_DDE_DATA:
case WM_DDE_POKE:
{
HANDLE16 lo16;
ATOM hi;
UINT lo32 = 0;
*pwparam32 = (WPARAM)WIN_Handle32(wParam16);
lo16 = LOWORD(*plparam);
hi = HIWORD(*plparam);
if (lo16 && !(lo32 = convert_handle_16_to_32(lo16, GMEM_DDESHARE)))
return -1;
*plparam = PackDDElParam(msg16, lo32, hi);
}
return 0; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_DDE_ACK:
{
UINT lo, hi;
int flag = 0;
char buf[2];
*pwparam32 = (WPARAM)WIN_Handle32(wParam16);
lo = LOWORD(*plparam);
hi = HIWORD(*plparam);
if (GlobalGetAtomNameA(hi, buf, 2) > 0) flag |= 1;
if (GlobalSize16(hi) != 0) flag |= 2;
switch (flag)
{
case 0:
if (hi)
{
MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
hi = 0;
}
break;
case 1:
break; /* atom, nothing to do */
case 3:
MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
/* fall thru */
case 2:
hi = convert_handle_16_to_32(hi, GMEM_DDESHARE);
break;
}
*plparam = PackDDElParam(WM_DDE_ACK, lo, hi);
}
return 0; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_DDE_EXECUTE:
*plparam = convert_handle_16_to_32(*plparam, GMEM_DDESHARE);
return 0; /* FIXME don't know how to free allocated memory (handle) !! */
default: /* No translation needed */
return 0;
}
}
/**********************************************************************
* WINPROC_UnmapMsg16To32A
*
* Unmap a message that was mapped from 16- to 32-bit Ansi.
*/
static LRESULT WINPROC_UnmapMsg16To32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
LRESULT result )
{
switch(msg)
{
case WM_COMPAREITEM:
case WM_DELETEITEM:
case WM_DRAWITEM:
case WM_COPYDATA:
HeapFree( GetProcessHeap(), 0, (LPVOID)lParam );
break;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT16 *mis16;
MEASUREITEMSTRUCT *mis = (MEASUREITEMSTRUCT *)lParam;
lParam = *(LPARAM *)(mis + 1);
mis16 = MapSL(lParam);
mis16->itemWidth = (UINT16)mis->itemWidth;
mis16->itemHeight = (UINT16)mis->itemHeight;
HeapFree( GetProcessHeap(), 0, mis );
}
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO *mmi = (MINMAXINFO *)lParam;
lParam = *(LPARAM *)(mmi + 1);
MINMAXINFO32to16( mmi, MapSL(lParam));
HeapFree( GetProcessHeap(), 0, mmi );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
lParam = *(LPARAM *)(cs + 1);
MDICREATESTRUCT32Ato16( cs, MapSL(lParam) );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_MDIGETACTIVE:
result = MAKELONG( LOWORD(result), (BOOL16)(*(BOOL *)lParam) );
HeapFree( GetProcessHeap(), 0, (BOOL *)lParam );
break;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS16 *nc16;
NCCALCSIZE_PARAMS *nc = (NCCALCSIZE_PARAMS *)lParam;
lParam = *(LPARAM *)(nc + 1);
nc16 = MapSL(lParam);
nc16->rgrc[0].left = nc->rgrc[0].left;
nc16->rgrc[0].top = nc->rgrc[0].top;
nc16->rgrc[0].right = nc->rgrc[0].right;
nc16->rgrc[0].bottom = nc->rgrc[0].bottom;
if (wParam)
{
nc16->rgrc[1].left = nc->rgrc[1].left;
nc16->rgrc[1].top = nc->rgrc[1].top;
nc16->rgrc[1].right = nc->rgrc[1].right;
nc16->rgrc[1].bottom = nc->rgrc[1].bottom;
nc16->rgrc[2].left = nc->rgrc[2].left;
nc16->rgrc[2].top = nc->rgrc[2].top;
nc16->rgrc[2].right = nc->rgrc[2].right;
nc16->rgrc[2].bottom = nc->rgrc[2].bottom;
if (nc->lppos)
{
WINDOWPOS32to16( nc->lppos, MapSL(nc16->lppos));
HeapFree( GetProcessHeap(), 0, nc->lppos );
}
}
HeapFree( GetProcessHeap(), 0, nc );
}
break;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
lParam = *(LPARAM *)(cs + 1);
CREATESTRUCT32Ato16( cs, MapSL(lParam) );
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
HeapFree(GetProcessHeap(), 0, cs->lpCreateParams);
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS *wp = (WINDOWPOS *)lParam;
lParam = *(LPARAM *)(wp + 1);
WINDOWPOS32to16(wp, MapSL(lParam));
HeapFree( GetProcessHeap(), 0, wp );
}
break;
case WM_GETDLGCODE:
if (lParam)
{
LPMSG msg32 = (LPMSG)lParam;
HeapFree( GetProcessHeap(), 0, msg32 );
}
break;
case WM_NEXTMENU:
{
MDINEXTMENU *next = (MDINEXTMENU *)lParam;
result = MAKELONG( HMENU_16(next->hmenuNext), HWND_16(next->hwndNext) );
HeapFree( GetProcessHeap(), 0, next );
}
break;
}
return result;
}
/**********************************************************************
* WINPROC_MapMsg16To32W
*
* Map a message from 16- to 32-bit Unicode.
* Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
*/
static INT WINPROC_MapMsg16To32W( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
WPARAM *pwparam32, LPARAM *plparam )
{
*pmsg32=(UINT)msg16;
*pwparam32 = (WPARAM)wParam16;
switch(msg16)
{
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs16 = MapSL(*plparam);
CREATESTRUCTW *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
if (!cs) return -1;
CREATESTRUCT16to32A( cs16, (CREATESTRUCTA *)cs );
cs->lpszName = map_str_16_to_32W(cs16->lpszName);
cs->lpszClass = map_str_16_to_32W(cs16->lpszClass);
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
MDICREATESTRUCT16 *mdi_cs16;
MDICREATESTRUCTW *mdi_cs = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs));
if (!mdi_cs)
{
HeapFree(GetProcessHeap(), 0, cs);
return -1;
}
mdi_cs16 = (MDICREATESTRUCT16 *)MapSL(cs16->lpCreateParams);
MDICREATESTRUCT16to32A(mdi_cs16, (MDICREATESTRUCTA *)mdi_cs);
mdi_cs->szTitle = map_str_16_to_32W(mdi_cs16->szTitle);
mdi_cs->szClass = map_str_16_to_32W(mdi_cs16->szClass);
cs->lpCreateParams = mdi_cs;
}
*(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)cs;
}
return 1;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs16 = MapSL(*plparam);
MDICREATESTRUCTW *cs = HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) + sizeof(LPARAM) );
if (!cs) return -1;
MDICREATESTRUCT16to32A( cs16, (MDICREATESTRUCTA *)cs );
cs->szTitle = map_str_16_to_32W(cs16->szTitle);
cs->szClass = map_str_16_to_32W(cs16->szClass);
*(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)cs;
}
return 1;
case WM_GETDLGCODE:
if (*plparam)
{
LPMSG16 msg16 = MapSL(*plparam);
LPMSG msg32 = HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
if (!msg32) return -1;
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;
switch(msg32->message)
{
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
msg32->wParam = map_wparam_char_AtoW( msg16->wParam, 1 );
break;
}
*plparam = (LPARAM)msg32;
return 1;
}
else return 0;
case WM_CHARTOITEM:
*pwparam32 = MAKEWPARAM( map_wparam_char_AtoW( wParam16, 1 ), HIWORD(*plparam) );
*plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
return 0;
case WM_MENUCHAR:
*pwparam32 = MAKEWPARAM( map_wparam_char_AtoW( wParam16, 1 ), LOWORD(*plparam) );
*plparam = (LPARAM)HMENU_32(HIWORD(*plparam));
return 0;
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
*pwparam32 = map_wparam_char_AtoW( wParam16, 1 );
return 0;
case WM_IME_CHAR:
*pwparam32 = map_wparam_char_AtoW( wParam16, 2 );
return 0;
default: /* No Unicode translation needed */
return WINPROC_MapMsg16To32A( hwnd, msg16, wParam16, pmsg32,
pwparam32, plparam );
}
}
/**********************************************************************
* WINPROC_UnmapMsg16To32W
*
* Unmap a message that was mapped from 16- to 32-bit Unicode.
*/
static LRESULT WINPROC_UnmapMsg16To32W( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
LRESULT result )
{
switch(msg)
{
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCTW *cs = (CREATESTRUCTW *)lParam;
lParam = *(LPARAM *)(cs + 1);
CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs, MapSL(lParam) );
unmap_str_16_to_32W( cs->lpszName );
unmap_str_16_to_32W( cs->lpszClass );
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
MDICREATESTRUCTW *mdi_cs = (MDICREATESTRUCTW *)cs->lpCreateParams;
unmap_str_16_to_32W( mdi_cs->szTitle );
unmap_str_16_to_32W( mdi_cs->szClass );
HeapFree(GetProcessHeap(), 0, cs->lpCreateParams);
}
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
lParam = *(LPARAM *)(cs + 1);
MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs, MapSL(lParam) );
unmap_str_16_to_32W( cs->szTitle );
unmap_str_16_to_32W( cs->szClass );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_GETDLGCODE:
if (lParam)
{
LPMSG msg32 = (LPMSG)lParam;
HeapFree( GetProcessHeap(), 0, msg32 );
}
break;
default:
return WINPROC_UnmapMsg16To32A( hwnd, msg, wParam, lParam, result );
}
return result;
}
static HANDLE16 convert_handle_32_to_16(UINT 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;
}
/**********************************************************************
* WINPROC_MapMsg32ATo16
*
* Map a message from 32-bit Ansi to 16-bit.
* Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
*/
INT WINPROC_MapMsg32ATo16( HWND hwnd, UINT msg32, WPARAM wParam32,
UINT16 *pmsg16, WPARAM16 *pwparam16,
LPARAM *plparam )
{
*pmsg16 = (UINT16)msg32;
*pwparam16 = (WPARAM16)LOWORD(wParam32);
switch(msg32)
{
case SBM_SETRANGE:
*pmsg16 = SBM_SETRANGE16;
*plparam = MAKELPARAM(wParam32, *plparam);
*pwparam16 = 0;
return 0;
case SBM_GETRANGE:
*pmsg16 = SBM_GETRANGE16;
return 1;
case BM_GETCHECK:
case BM_SETCHECK:
case BM_GETSTATE:
case BM_SETSTATE:
case BM_SETSTYLE:
*pmsg16 = (UINT16)msg32 + (BM_GETCHECK16 - BM_GETCHECK);
return 0;
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:
*pmsg16 = (UINT16)msg32 + (EM_GETSEL16 - EM_GETSEL);
return 0;
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:
*pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
return 0;
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:
*pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
return 0;
case CB_GETEDITSEL:
*pmsg16 = CB_GETEDITSEL16;
return 1;
case LB_ADDSTRING:
case LB_FINDSTRING:
case LB_FINDSTRINGEXACT:
case LB_INSERTSTRING:
case LB_SELECTSTRING:
case LB_DIR:
case LB_ADDFILE:
*plparam = (LPARAM)MapLS( (LPSTR)*plparam );
*pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
return 1;
case CB_ADDSTRING:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_INSERTSTRING:
case CB_SELECTSTRING:
case CB_DIR:
*plparam = (LPARAM)MapLS( (LPSTR)*plparam );
*pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
return 1;
case LB_GETITEMRECT:
{
RECT16 *rect = HeapAlloc( GetProcessHeap(), 0, sizeof(RECT16) + sizeof(LPARAM) );
if (!rect) return -1;
*(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
*plparam = MapLS( rect );
}
*pmsg16 = LB_GETITEMRECT16;
return 1;
case LB_GETSELITEMS:
{
LPARAM *items; /* old LPARAM first, then *pwparam16 x INT16 entries */
*pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
if (!(items = HeapAlloc( GetProcessHeap(), 0,
*pwparam16 * sizeof(INT16) + sizeof(LPARAM)))) return -1;
*items++ = *plparam; /* Store the previous lParam */
*plparam = MapLS( items );
}
*pmsg16 = LB_GETSELITEMS16;
return 1;
case LB_SETTABSTOPS:
if (wParam32)
{
INT i;
LPINT16 stops;
*pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
if (!(stops = HeapAlloc( GetProcessHeap(), 0,
*pwparam16 * sizeof(INT16) + sizeof(LPARAM)))) return -1;
for (i = 0; i < *pwparam16; i++) stops[i] = *((LPINT)*plparam+i);
*plparam = MapLS( stops );
return 1;
}
*pmsg16 = LB_SETTABSTOPS16;
return 0;
case CB_GETDROPPEDCONTROLRECT:
{
RECT16 *rect = HeapAlloc( GetProcessHeap(), 0, sizeof(RECT16) + sizeof(LPARAM) );
if (!rect) return -1;
*(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)MapLS(rect);
}
*pmsg16 = CB_GETDROPPEDCONTROLRECT16;
return 1;
case LB_GETTEXT:
*plparam = (LPARAM)MapLS( (LPVOID)(*plparam) );
*pmsg16 = LB_GETTEXT16;
return 1;
case CB_GETLBTEXT:
*plparam = (LPARAM)MapLS( (LPVOID)(*plparam) );
*pmsg16 = CB_GETLBTEXT16;
return 1;
case EM_SETSEL:
*pwparam16 = 0;
*plparam = MAKELONG( (INT16)(INT)wParam32, (INT16)*plparam );
*pmsg16 = EM_SETSEL16;
return 0;
case WM_ACTIVATE:
case WM_CHARTOITEM:
case WM_COMMAND:
case WM_VKEYTOITEM:
*plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
return 0;
case WM_HSCROLL:
case WM_VSCROLL:
*plparam = MAKELPARAM( HIWORD(wParam32), (HWND16)*plparam );
return 0;
case WM_COPYDATA:
{
PCOPYDATASTRUCT pcds32 = (PCOPYDATASTRUCT) *plparam;
PCOPYDATASTRUCT16 pcds = HeapAlloc( GetProcessHeap(), 0, sizeof( *pcds));
pcds->dwData = pcds32->dwData;
pcds->cbData = pcds32->cbData;
pcds->lpData = MapLS( pcds32->lpData);
*plparam = MapLS( pcds );
}
return 1;
case WM_CTLCOLORMSGBOX:
case WM_CTLCOLOREDIT:
case WM_CTLCOLORLISTBOX:
case WM_CTLCOLORBTN:
case WM_CTLCOLORDLG:
case WM_CTLCOLORSCROLLBAR:
case WM_CTLCOLORSTATIC:
*pmsg16 = WM_CTLCOLOR;
*plparam = MAKELPARAM( (HWND16)*plparam,
(WORD)msg32 - WM_CTLCOLORMSGBOX );
return 0;
case WM_COMPAREITEM:
{
COMPAREITEMSTRUCT *cis32 = (COMPAREITEMSTRUCT *)*plparam;
COMPAREITEMSTRUCT16 *cis = HeapAlloc( GetProcessHeap(), 0, sizeof(COMPAREITEMSTRUCT16));
if (!cis) return -1;
cis->CtlType = (UINT16)cis32->CtlType;
cis->CtlID = (UINT16)cis32->CtlID;
cis->hwndItem = HWND_16( cis32->hwndItem );
cis->itemID1 = (UINT16)cis32->itemID1;
cis->itemData1 = cis32->itemData1;
cis->itemID2 = (UINT16)cis32->itemID2;
cis->itemData2 = cis32->itemData2;
*plparam = MapLS( cis );
}
return 1;
case WM_DELETEITEM:
{
DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)*plparam;
DELETEITEMSTRUCT16 *dis = HeapAlloc( GetProcessHeap(), 0, sizeof(DELETEITEMSTRUCT16) );
if (!dis) return -1;
dis->CtlType = (UINT16)dis32->CtlType;
dis->CtlID = (UINT16)dis32->CtlID;
dis->itemID = (UINT16)dis32->itemID;
dis->hwndItem = (dis->CtlType == ODT_MENU) ? (HWND16)LOWORD(dis32->hwndItem)
: HWND_16( dis32->hwndItem );
dis->itemData = dis32->itemData;
*plparam = MapLS( dis );
}
return 1;
case WM_DRAWITEM:
{
DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)*plparam;
DRAWITEMSTRUCT16 *dis = HeapAlloc( GetProcessHeap(), 0, sizeof(DRAWITEMSTRUCT16) );
if (!dis) return -1;
dis->CtlType = (UINT16)dis32->CtlType;
dis->CtlID = (UINT16)dis32->CtlID;
dis->itemID = (UINT16)dis32->itemID;
dis->itemAction = (UINT16)dis32->itemAction;
dis->itemState = (UINT16)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;
*plparam = MapLS( dis );
}
return 1;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)*plparam;
MEASUREITEMSTRUCT16 *mis = HeapAlloc( GetProcessHeap(), 0, sizeof(*mis)+sizeof(LPARAM));
if (!mis) return -1;
mis->CtlType = (UINT16)mis32->CtlType;
mis->CtlID = (UINT16)mis32->CtlID;
mis->itemID = (UINT16)mis32->itemID;
mis->itemWidth = (UINT16)mis32->itemWidth;
mis->itemHeight = (UINT16)mis32->itemHeight;
mis->itemData = mis32->itemData;
*(LPARAM *)(mis + 1) = *plparam; /* Store the previous lParam */
*plparam = MapLS( mis );
}
return 1;
case WM_GETMINMAXINFO:
{
MINMAXINFO16 *mmi = HeapAlloc( GetProcessHeap(), 0, sizeof(*mmi) + sizeof(LPARAM) );
if (!mmi) return -1;
MINMAXINFO32to16( (MINMAXINFO *)*plparam, mmi );
*(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
*plparam = MapLS( mmi );
}
return 1;
case WM_GETTEXT:
case WM_ASKCBFORMATNAME:
{
LPARAM *str; /* store LPARAM, then *pwparam16 char space */
*pwparam16 = (WPARAM16)min( wParam32, 0xff80 ); /* Must be < 64K */
if (!(str = HeapAlloc( GetProcessHeap(), 0, *pwparam16 + sizeof(LPARAM)))) return -1;
*str++ = *plparam; /* Store the previous lParam */
*plparam = MapLS( str );
}
return 1;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs;
MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)*plparam;
if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(MDICREATESTRUCT16) ))) return -1;
MDICREATESTRUCT32Ato16( cs32, cs );
cs->szTitle = MapLS( cs32->szTitle );
cs->szClass = MapLS( cs32->szClass );
*plparam = MapLS( cs );
}
return 1;
case WM_MDIGETACTIVE:
return 1;
case WM_MDISETMENU:
*plparam = MAKELPARAM( (HMENU16)LOWORD(wParam32),
(HMENU16)LOWORD(*plparam) );
*pwparam16 = (*plparam == 0);
return 0;
case WM_MENUSELECT:
if(HIWORD(wParam32) & MF_POPUP)
{
HMENU hmenu;
if (((UINT)HIWORD(wParam32) != 0xFFFF) || (*plparam))
{
if((hmenu = GetSubMenu((HMENU)*plparam, *pwparam16)))
*pwparam16=HMENU_16(hmenu);
}
}
/* fall through */
case WM_MENUCHAR:
*plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
return 0;
case WM_MDIACTIVATE:
if (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_MDICHILD)
{
*pwparam16 = ((HWND)*plparam == hwnd);
*plparam = MAKELPARAM( (HWND16)LOWORD(*plparam),
(HWND16)LOWORD(wParam32) );
}
else
{
*pwparam16 = HWND_16( (HWND)wParam32 );
*plparam = 0;
}
return 0;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)*plparam;
NCCALCSIZE_PARAMS16 *nc = HeapAlloc( GetProcessHeap(), 0, sizeof(*nc) + sizeof(LPARAM));
if (!nc) return -1;
nc->rgrc[0].left = nc32->rgrc[0].left;
nc->rgrc[0].top = nc32->rgrc[0].top;
nc->rgrc[0].right = nc32->rgrc[0].right;
nc->rgrc[0].bottom = nc32->rgrc[0].bottom;
if (wParam32)
{
WINDOWPOS16 *wp;
nc->rgrc[1].left = nc32->rgrc[1].left;
nc->rgrc[1].top = nc32->rgrc[1].top;
nc->rgrc[1].right = nc32->rgrc[1].right;
nc->rgrc[1].bottom = nc32->rgrc[1].bottom;
nc->rgrc[2].left = nc32->rgrc[2].left;
nc->rgrc[2].top = nc32->rgrc[2].top;
nc->rgrc[2].right = nc32->rgrc[2].right;
nc->rgrc[2].bottom = nc32->rgrc[2].bottom;
if (!(wp = HeapAlloc( GetProcessHeap(), 0, sizeof(WINDOWPOS16) )))
{
HeapFree( GetProcessHeap(), 0, nc );
return -1;
}
WINDOWPOS32to16( nc32->lppos, wp );
nc->lppos = MapLS( wp );
}
*(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
*plparam = MapLS( nc );
}
return 1;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs;
CREATESTRUCTA *cs32 = (CREATESTRUCTA *)*plparam;
if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(CREATESTRUCT16) ))) return -1;
CREATESTRUCT32Ato16( cs32, cs );
cs->lpszName = MapLS( cs32->lpszName );
cs->lpszClass = MapLS( cs32->lpszClass );
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
MDICREATESTRUCT16 *mdi_cs16;
MDICREATESTRUCTA *mdi_cs = (MDICREATESTRUCTA *)cs32->lpCreateParams;
mdi_cs16 = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs16));
if (!mdi_cs16)
{
HeapFree(GetProcessHeap(), 0, cs);
return -1;
}
MDICREATESTRUCT32Ato16(mdi_cs, mdi_cs16);
mdi_cs16->szTitle = MapLS( mdi_cs->szTitle );
mdi_cs16->szClass = MapLS( mdi_cs->szClass );
cs->lpCreateParams = MapLS( mdi_cs16 );
}
*plparam = MapLS( cs );
}
return 1;
case WM_PARENTNOTIFY:
if ((LOWORD(wParam32)==WM_CREATE) || (LOWORD(wParam32)==WM_DESTROY))
*plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32));
/* else nothing to do */
return 0;
case WM_NOTIFY:
*plparam = MapLS( (NMHDR *)*plparam ); /* NMHDR is already 32-bit */
return 1;
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
*plparam = MapLS( (LPSTR)*plparam );
return 1;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS16 *wp = HeapAlloc( GetProcessHeap(), 0, sizeof(*wp) + sizeof(LPARAM) );
if (!wp) return -1;
WINDOWPOS32to16( (WINDOWPOS *)*plparam, wp );
*(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
*plparam = MapLS( wp );
}
return 1;
case WM_GETDLGCODE:
if (*plparam) {
LPMSG msg32 = (LPMSG) *plparam;
LPMSG16 msg16 = HeapAlloc( GetProcessHeap(), 0, sizeof(MSG16) );
if (!msg16) return -1;
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;
*plparam = MapLS( msg16 );
return 1;
}
return 0;
case WM_ACTIVATEAPP:
if (*plparam) *plparam = HTASK_16( (HANDLE)*plparam );
return 0;
case WM_NEXTMENU:
{
MDINEXTMENU *next = (MDINEXTMENU *)*plparam;
*plparam = (LPARAM)next->hmenuIn;
return 1;
}
case WM_PAINT:
if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON ))
{
*pmsg16 = WM_PAINTICON;
*pwparam16 = 1;
}
return 0;
case WM_ERASEBKGND:
if (IsIconic( hwnd ) && GetClassLongPtrW( hwnd, GCLP_HICON ))
*pmsg16 = WM_ICONERASEBKGND;
return 0;
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)("message %04x needs translation\n", msg32 );
return -1;
/* 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:
return -1;
case WM_DDE_INITIATE:
case WM_DDE_TERMINATE:
case WM_DDE_UNADVISE:
case WM_DDE_REQUEST:
*pwparam16 = HWND_16((HWND)wParam32);
return 0;
case WM_DDE_ADVISE:
case WM_DDE_DATA:
case WM_DDE_POKE:
{
UINT_PTR lo32, hi;
HANDLE16 lo16 = 0;
*pwparam16 = HWND_16((HWND)wParam32);
UnpackDDElParam(msg32, *plparam, &lo32, &hi);
if (lo32 && !(lo16 = convert_handle_32_to_16(lo32, GMEM_DDESHARE)))
return -1;
*plparam = MAKELPARAM(lo16, hi);
}
return 0; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_DDE_ACK:
{
UINT_PTR lo, hi;
int flag = 0;
char buf[2];
*pwparam16 = HWND_16((HWND)wParam32);
UnpackDDElParam(msg32, *plparam, &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)
{
MESSAGE("DDE_ACK: neither atom nor handle!!!\n");
hi = 0;
}
break;
case 1:
break; /* atom, nothing to do */
case 3:
MESSAGE("DDE_ACK: %x both atom and handle... choosing handle\n", hi);
/* fall thru */
case 2:
hi = convert_handle_32_to_16(hi, GMEM_DDESHARE);
break;
}
*plparam = MAKELPARAM(lo, hi);
}
return 0; /* FIXME don't know how to free allocated memory (handle) !! */
case WM_DDE_EXECUTE:
*plparam = convert_handle_32_to_16(*plparam, GMEM_DDESHARE);
return 0; /* FIXME don't know how to free allocated memory (handle) !! */
default: /* No translation needed */
return 0;
}
}
/**********************************************************************
* WINPROC_UnmapMsg32ATo16
*
* Unmap a message that was mapped from 32-bit Ansi to 16-bit.
*/
static void WINPROC_UnmapMsg32ATo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
WPARAM16 wParam16, LPARAM lParam16, LRESULT *result )
{
switch(msg)
{
case SBM_GETRANGE:
*(LPINT)wParam = LOWORD(*result);
*(LPINT)lParam = HIWORD(*result);
break;
case LB_ADDFILE:
case LB_ADDSTRING:
case LB_DIR:
case LB_FINDSTRING:
case LB_FINDSTRINGEXACT:
case LB_INSERTSTRING:
case LB_SELECTSTRING:
case LB_GETTEXT:
case CB_ADDSTRING:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_INSERTSTRING:
case CB_SELECTSTRING:
case CB_DIR:
case CB_GETLBTEXT:
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
UnMapLS( (SEGPTR)lParam16 );
break;
case LB_SETTABSTOPS:
case WM_COMPAREITEM:
case WM_DELETEITEM:
case WM_DRAWITEM:
{
void *ptr = MapSL( lParam16 );
UnMapLS( lParam16 );
HeapFree( GetProcessHeap(), 0, ptr );
}
break;
case WM_COPYDATA:
{
PCOPYDATASTRUCT16 pcds = MapSL( lParam16 );
UnMapLS( lParam16 );
UnMapLS( pcds->lpData );
HeapFree( GetProcessHeap(), 0, pcds );
}
break;
case CB_GETDROPPEDCONTROLRECT:
case LB_GETITEMRECT:
{
RECT *r32;
RECT16 *rect = MapSL(lParam16);
UnMapLS( lParam16 );
lParam16 = *(LPARAM *)(rect + 1);
r32 = (RECT *)lParam16;
r32->left = rect->left;
r32->top = rect->top;
r32->right = rect->right;
r32->bottom = rect->bottom;
HeapFree( GetProcessHeap(), 0, rect );
}
break;
case LB_GETSELITEMS:
{
INT i;
LPINT16 items = MapSL(lParam16);
UnMapLS( lParam16 );
lParam16 = *((LPARAM *)items - 1);
for (i = 0; i < wParam16; i++) *((LPINT)lParam16 + i) = items[i];
HeapFree( GetProcessHeap(), 0, (LPARAM *)items - 1 );
}
break;
case CB_GETEDITSEL:
if( wParam )
*((PUINT)(wParam)) = LOWORD(*result);
if( lParam )
*((PUINT)(lParam)) = HIWORD(*result); /* FIXME: substract 1? */
break;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT16 *mis = MapSL(lParam16);
MEASUREITEMSTRUCT *mis32 = *(MEASUREITEMSTRUCT **)(mis + 1);
mis32->itemWidth = mis->itemWidth;
mis32->itemHeight = mis->itemHeight;
UnMapLS( lParam16 );
HeapFree( GetProcessHeap(), 0, mis );
}
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO16 *mmi = MapSL(lParam16);
UnMapLS( lParam16 );
lParam16 = *(LPARAM *)(mmi + 1);
MINMAXINFO16to32( mmi, (MINMAXINFO *)lParam16 );
HeapFree( GetProcessHeap(), 0, mmi );
}
break;
case WM_GETTEXT:
case WM_ASKCBFORMATNAME:
{
LPSTR str = MapSL(lParam16);
UnMapLS( lParam16 );
lParam16 = *((LPARAM *)str - 1);
lstrcpynA( (LPSTR)lParam16, str, wParam16 );
HeapFree( GetProcessHeap(), 0, (LPARAM *)str - 1 );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs = MapSL(lParam16);
UnMapLS( cs->szTitle );
UnMapLS( cs->szClass );
UnMapLS( lParam16 );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_MDIGETACTIVE:
if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(*result);
*result = (LRESULT)WIN_Handle32( LOWORD(*result) );
break;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS *nc32;
NCCALCSIZE_PARAMS16 *nc = MapSL(lParam16);
UnMapLS( lParam16 );
lParam16 = *(LPARAM *)(nc + 1);
nc32 = (NCCALCSIZE_PARAMS *)lParam16;
nc32->rgrc[0].left = nc->rgrc[0].left;
nc32->rgrc[0].top = nc->rgrc[0].top;
nc32->rgrc[0].right = nc->rgrc[0].right;
nc32->rgrc[0].bottom = nc->rgrc[0].bottom;
if (wParam16)
{
WINDOWPOS16 *pos = MapSL(nc->lppos);
UnMapLS( nc->lppos );
nc32->rgrc[1].left = nc->rgrc[1].left;
nc32->rgrc[1].top = nc->rgrc[1].top;
nc32->rgrc[1].right = nc->rgrc[1].right;
nc32->rgrc[1].bottom = nc->rgrc[1].bottom;
nc32->rgrc[2].left = nc->rgrc[2].left;
nc32->rgrc[2].top = nc->rgrc[2].top;
nc32->rgrc[2].right = nc->rgrc[2].right;
nc32->rgrc[2].bottom = nc->rgrc[2].bottom;
WINDOWPOS16to32( pos, nc32->lppos );
HeapFree( GetProcessHeap(), 0, pos );
}
HeapFree( GetProcessHeap(), 0, nc );
}
break;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs = MapSL(lParam16);
UnMapLS( lParam16 );
UnMapLS( cs->lpszName );
UnMapLS( cs->lpszClass );
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
MDICREATESTRUCT16 *mdi_cs16 = (MDICREATESTRUCT16 *)MapSL(cs->lpCreateParams);
UnMapLS( cs->lpCreateParams );
UnMapLS( mdi_cs16->szTitle );
UnMapLS( mdi_cs16->szClass );
HeapFree(GetProcessHeap(), 0, mdi_cs16);
}
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS16 *wp = MapSL(lParam16);
UnMapLS( lParam16 );
lParam16 = *(LPARAM *)(wp + 1);
WINDOWPOS16to32( wp, (WINDOWPOS *)lParam16 );
HeapFree( GetProcessHeap(), 0, wp );
}
break;
case WM_NOTIFY:
UnMapLS(lParam16);
break;
case WM_GETDLGCODE:
if (lParam16)
{
LPMSG16 msg16 = MapSL(lParam16);
UnMapLS( lParam16 );
HeapFree( GetProcessHeap(), 0, msg16 );
}
break;
case WM_NEXTMENU:
{
MDINEXTMENU *next = (MDINEXTMENU *)lParam;
next->hmenuNext = HMENU_32( LOWORD(*result) );
next->hwndNext = WIN_Handle32( HIWORD(*result) );
*result = 0;
}
break;
}
}
/**********************************************************************
* WINPROC_MapMsg32WTo16
*
* Map a message from 32-bit Unicode to 16-bit.
* Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
*/
static INT WINPROC_MapMsg32WTo16( HWND hwnd, UINT msg32, WPARAM wParam32,
UINT16 *pmsg16, WPARAM16 *pwparam16, LPARAM *plparam )
{
*pmsg16 = LOWORD(msg32);
*pwparam16 = LOWORD(wParam32);
switch(msg32)
{
case LB_ADDSTRING:
case LB_FINDSTRING:
case LB_FINDSTRINGEXACT:
case LB_INSERTSTRING:
case LB_SELECTSTRING:
case LB_DIR:
case LB_ADDFILE:
*plparam = map_str_32W_to_16( (LPWSTR)*plparam );
*pmsg16 = (UINT16)msg32 + (LB_ADDSTRING16 - LB_ADDSTRING);
return 1;
case CB_ADDSTRING:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_INSERTSTRING:
case CB_SELECTSTRING:
case CB_DIR:
*plparam = map_str_32W_to_16( (LPWSTR)*plparam );
*pmsg16 = (UINT16)msg32 + (CB_ADDSTRING16 - CB_ADDSTRING);
return 1;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs;
CREATESTRUCTW *cs32 = (CREATESTRUCTW *)*plparam;
if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(CREATESTRUCT16) ))) return -1;
CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs32, cs );
cs->lpszName = map_str_32W_to_16( cs32->lpszName );
cs->lpszClass = map_str_32W_to_16( cs32->lpszClass );
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
MDICREATESTRUCT16 *mdi_cs16;
MDICREATESTRUCTW *mdi_cs = (MDICREATESTRUCTW *)cs32->lpCreateParams;
mdi_cs16 = HeapAlloc(GetProcessHeap(), 0, sizeof(*mdi_cs16));
if (!mdi_cs16)
{
HeapFree(GetProcessHeap(), 0, cs);
return -1;
}
MDICREATESTRUCT32Ato16((MDICREATESTRUCTA *)mdi_cs, mdi_cs16);
mdi_cs16->szTitle = map_str_32W_to_16(mdi_cs->szTitle);
mdi_cs16->szClass = map_str_32W_to_16(mdi_cs->szClass);
cs->lpCreateParams = MapLS(mdi_cs16);
}
*plparam = MapLS(cs);
}
return 1;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs;
MDICREATESTRUCTW *cs32 = (MDICREATESTRUCTW *)*plparam;
if (!(cs = HeapAlloc( GetProcessHeap(), 0, sizeof(MDICREATESTRUCT16) ))) return -1;
MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs32, cs );
cs->szTitle = map_str_32W_to_16( cs32->szTitle );
cs->szClass = map_str_32W_to_16( cs32->szClass );
*plparam = MapLS(cs);
}
return 1;
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
*plparam = map_str_32W_to_16( (LPWSTR)*plparam );
return 1;
case LB_GETTEXT:
case CB_GETLBTEXT:
if ( WINPROC_TestLBForStr( hwnd, msg32 ))
{
LPSTR str = HeapAlloc( GetProcessHeap(), 0, 512 ); /* FIXME: fixed sized buffer */
if (!str) return -1;
*pmsg16 = (msg32 == LB_GETTEXT) ? LB_GETTEXT16 : CB_GETLBTEXT16;
*plparam = (LPARAM)MapLS(str);
}
return 1;
case WM_CHARTOITEM:
*pwparam16 = map_wparam_char_WtoA( wParam32, 1 );
*plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
return 0;
case WM_MENUCHAR:
*pwparam16 = map_wparam_char_WtoA( wParam32, 1 );
*plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
return 0;
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
*pwparam16 = map_wparam_char_WtoA( wParam32, 1 );
return 0;
case WM_IME_CHAR:
*pwparam16 = map_wparam_char_WtoA( wParam32, 2 );
return 0;
default: /* No Unicode translation needed (?) */
return WINPROC_MapMsg32ATo16( hwnd, msg32, wParam32, pmsg16,
pwparam16, plparam );
}
}
/**********************************************************************
* WINPROC_UnmapMsg32WTo16
*
* Unmap a message that was mapped from 32-bit Unicode to 16-bit.
*/
static void WINPROC_UnmapMsg32WTo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
WPARAM16 wParam16, LPARAM lParam16, LRESULT *result )
{
switch(msg)
{
case LB_ADDSTRING:
case LB_FINDSTRING:
case LB_FINDSTRINGEXACT:
case LB_INSERTSTRING:
case LB_SELECTSTRING:
case LB_DIR:
case LB_ADDFILE:
case CB_ADDSTRING:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_INSERTSTRING:
case CB_SELECTSTRING:
case CB_DIR:
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
unmap_str_32W_to_16( lParam16 );
break;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs = MapSL(lParam16);
UnMapLS( lParam16 );
unmap_str_32W_to_16( cs->lpszName );
unmap_str_32W_to_16( cs->lpszClass );
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
MDICREATESTRUCT16 *mdi_cs16 = (MDICREATESTRUCT16 *)MapSL(cs->lpCreateParams);
UnMapLS( cs->lpCreateParams );
unmap_str_32W_to_16(mdi_cs16->szTitle);
unmap_str_32W_to_16(mdi_cs16->szClass);
HeapFree(GetProcessHeap(), 0, mdi_cs16);
}
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs = MapSL(lParam16);
UnMapLS( lParam16 );
unmap_str_32W_to_16( cs->szTitle );
unmap_str_32W_to_16( cs->szClass );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_GETTEXT:
case WM_ASKCBFORMATNAME:
{
LPSTR str = MapSL(lParam16);
UnMapLS( lParam16 );
lParam16 = *((LPARAM *)str - 1);
MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)lParam16, 0x7fffffff );
*result = strlenW( (LPWSTR)lParam16 );
HeapFree( GetProcessHeap(), 0, (LPARAM *)str - 1 );
}
break;
case LB_GETTEXT:
case CB_GETLBTEXT:
if ( WINPROC_TestLBForStr( hwnd, msg ))
{
LPSTR str = MapSL(lParam16);
UnMapLS( lParam16 );
*result = MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)lParam, 0x7fffffff ) - 1;
HeapFree( GetProcessHeap(), 0, (LPARAM *)str );
}
break;
default:
WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, wParam16, lParam16, result );
break;
}
}
/**********************************************************************
* WINPROC_CallProcAtoW
*
* Call a window procedure, translating args from Ansi to Unicode.
*/
LRESULT WINPROC_CallProcAtoW( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
LPARAM lParam, LRESULT *result, void *arg )
{
LRESULT ret = 0;
TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
switch(msg)
{
case WM_NCCREATE:
case WM_CREATE:
{
WCHAR *ptr, buffer[512];
CREATESTRUCTA *csA = (CREATESTRUCTA *)lParam;
CREATESTRUCTW csW = *(CREATESTRUCTW *)csA;
MDICREATESTRUCTW mdi_cs;
DWORD name_lenA = 0, name_lenW = 0, class_lenA = 0, class_lenW = 0;
if (HIWORD(csA->lpszClass))
{
class_lenA = strlen(csA->lpszClass) + 1;
RtlMultiByteToUnicodeSize( &class_lenW, csA->lpszClass, class_lenA );
}
if (HIWORD(csA->lpszName))
{
name_lenA = strlen(csA->lpszName) + 1;
RtlMultiByteToUnicodeSize( &name_lenW, csA->lpszName, name_lenA );
}
if (!(ptr = get_buffer( buffer, sizeof(buffer), class_lenW + name_lenW ))) break;
if (class_lenW)
{
csW.lpszClass = ptr;
RtlMultiByteToUnicodeN( ptr, class_lenW, NULL, csA->lpszClass, class_lenA );
}
if (name_lenW)
{
csW.lpszName = ptr + class_lenW/sizeof(WCHAR);
RtlMultiByteToUnicodeN( ptr + class_lenW/sizeof(WCHAR), name_lenW, NULL,
csA->lpszName, name_lenA );
}
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
mdi_cs = *(MDICREATESTRUCTW *)csA->lpCreateParams;
mdi_cs.szTitle = csW.lpszName;
mdi_cs.szClass = csW.lpszClass;
csW.lpCreateParams = &mdi_cs;
}
ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
free_buffer( buffer, ptr );
}
break;
case WM_MDICREATE:
{
WCHAR *ptr, buffer[512];
DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
MDICREATESTRUCTA *csA = (MDICREATESTRUCTA *)lParam;
MDICREATESTRUCTW csW;
memcpy( &csW, csA, sizeof(csW) );
if (HIWORD(csA->szTitle))
{
title_lenA = strlen(csA->szTitle) + 1;
RtlMultiByteToUnicodeSize( &title_lenW, csA->szTitle, title_lenA );
}
if (HIWORD(csA->szClass))
{
class_lenA = strlen(csA->szClass) + 1;
RtlMultiByteToUnicodeSize( &class_lenW, csA->szClass, class_lenA );
}
if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenW + class_lenW ))) break;
if (title_lenW)
{
csW.szTitle = ptr;
RtlMultiByteToUnicodeN( ptr, title_lenW, NULL, csA->szTitle, title_lenA );
}
if (class_lenW)
{
csW.szClass = ptr + title_lenW/sizeof(WCHAR);
RtlMultiByteToUnicodeN( ptr + title_lenW/sizeof(WCHAR), class_lenW, NULL,
csA->szClass, class_lenA );
}
ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
free_buffer( buffer, ptr );
}
break;
case WM_GETTEXT:
case WM_ASKCBFORMATNAME:
{
WCHAR *ptr, buffer[512];
LPSTR str = (LPSTR)lParam;
DWORD len = wParam * sizeof(WCHAR);
if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
if (*result && wParam)
{
RtlUnicodeToMultiByteN( str, wParam - 1, &len, ptr, strlenW(ptr) * sizeof(WCHAR) );
str[len] = 0;
*result = len;
}
free_buffer( buffer, ptr );
}
break;
case LB_ADDSTRING:
case LB_INSERTSTRING:
case LB_FINDSTRING:
case LB_FINDSTRINGEXACT:
case LB_SELECTSTRING:
case CB_ADDSTRING:
case CB_INSERTSTRING:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_SELECTSTRING:
if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
{
ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
}
/* fall through */
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
case CB_DIR:
case LB_DIR:
case LB_ADDFILE:
case EM_REPLACESEL:
if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
else
{
WCHAR *ptr, buffer[512];
LPCSTR strA = (LPCSTR)lParam;
DWORD lenW, lenA = strlen(strA) + 1;
RtlMultiByteToUnicodeSize( &lenW, strA, lenA );
if ((ptr = get_buffer( buffer, sizeof(buffer), lenW )))
{
RtlMultiByteToUnicodeN( ptr, lenW, NULL, strA, lenA );
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
free_buffer( buffer, ptr );
}
}
break;
case LB_GETTEXT:
case CB_GETLBTEXT:
if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
{
WCHAR buffer[512]; /* FIXME: fixed sized buffer */
ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
if (*result >= 0)
{
DWORD len;
RtlUnicodeToMultiByteN( (LPSTR)lParam, ~0u, &len,
buffer, (strlenW(buffer) + 1) * sizeof(WCHAR) );
*result = len - 1;
}
}
else ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
case EM_GETLINE:
{
WCHAR *ptr, buffer[512];
WORD len = *(WORD *)lParam;
if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
*((WORD *)ptr) = len; /* store the length */
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
if (*result)
{
DWORD reslen;
RtlUnicodeToMultiByteN( (LPSTR)lParam, len, &reslen, ptr, *result * sizeof(WCHAR) );
if (reslen < len) ((LPSTR)lParam)[reslen] = 0;
*result = reslen;
}
free_buffer( buffer, ptr );
}
break;
case WM_GETDLGCODE:
if (lParam)
{
MSG newmsg = *(MSG *)lParam;
switch(newmsg.message)
{
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
newmsg.wParam = map_wparam_char_AtoW( newmsg.wParam, 1 );
break;
case WM_IME_CHAR:
newmsg.wParam = map_wparam_char_AtoW( newmsg.wParam, 2 );
break;
}
ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
}
else ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
case WM_CHARTOITEM:
case WM_MENUCHAR:
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
case EM_SETPASSWORDCHAR:
ret = callback( hwnd, msg, map_wparam_char_AtoW(wParam,1), lParam, result, arg );
break;
case WM_IME_CHAR:
ret = callback( hwnd, msg, map_wparam_char_AtoW(wParam,2), lParam, result, arg );
break;
case WM_GETTEXTLENGTH:
case CB_GETLBTEXTLEN:
case LB_GETTEXTLEN:
ret = callback( hwnd, msg, wParam, lParam, result, arg );
if (*result >= 0)
{
WCHAR *ptr, buffer[512];
LRESULT tmp;
DWORD len = *result + 1;
/* Determine respective GETTEXT message */
UINT msgGetText = (msg == WM_GETTEXTLENGTH) ? WM_GETTEXT :
((msg == CB_GETLBTEXTLEN) ? CB_GETLBTEXT : LB_GETTEXT);
/* wParam differs between the messages */
WPARAM wp = (msg == WM_GETTEXTLENGTH) ? len : wParam;
if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
if (callback == call_window_proc) /* FIXME: hack */
callback( hwnd, msgGetText, wp, (LPARAM)ptr, &tmp, arg );
else
tmp = SendMessageW( hwnd, msgGetText, wp, (LPARAM)ptr );
RtlUnicodeToMultiByteSize( &len, ptr, tmp * sizeof(WCHAR) );
*result = len;
free_buffer( buffer, ptr );
}
break;
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)( "message %s (0x%x) needs translation, please report\n",
SPY_GetMsgName(msg, hwnd), msg );
break;
default:
ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
}
return ret;
}
/**********************************************************************
* WINPROC_CallProcWtoA
*
* Call a window procedure, translating args from Unicode to Ansi.
*/
static LRESULT WINPROC_CallProcWtoA( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
LPARAM lParam, LRESULT *result, void *arg )
{
LRESULT ret = 0;
TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
switch(msg)
{
case WM_NCCREATE:
case WM_CREATE:
{ /* csW->lpszName and csW->lpszClass are NOT supposed to be atoms
* at this point.
*/
char buffer[1024], *cls, *name;
CREATESTRUCTW *csW = (CREATESTRUCTW *)lParam;
CREATESTRUCTA csA = *(CREATESTRUCTA *)csW;
MDICREATESTRUCTA mdi_cs;
DWORD name_lenA, name_lenW, class_lenA, class_lenW;
class_lenW = strlenW(csW->lpszClass) * sizeof(WCHAR);
RtlUnicodeToMultiByteSize(&class_lenA, csW->lpszClass, class_lenW);
if (csW->lpszName)
{
name_lenW = strlenW(csW->lpszName) * sizeof(WCHAR);
RtlUnicodeToMultiByteSize(&name_lenA, csW->lpszName, name_lenW);
}
else
name_lenW = name_lenA = 0;
if (!(cls = get_buffer( buffer, sizeof(buffer), class_lenA + name_lenA + 2 ))) break;
RtlUnicodeToMultiByteN(cls, class_lenA, NULL, csW->lpszClass, class_lenW);
cls[class_lenA] = 0;
csA.lpszClass = cls;
if (csW->lpszName)
{
name = cls + class_lenA + 1;
RtlUnicodeToMultiByteN(name, name_lenA, NULL, csW->lpszName, name_lenW);
name[name_lenA] = 0;
csA.lpszName = name;
}
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
{
mdi_cs = *(MDICREATESTRUCTA *)csW->lpCreateParams;
mdi_cs.szTitle = csA.lpszName;
mdi_cs.szClass = csA.lpszClass;
csA.lpCreateParams = &mdi_cs;
}
ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
free_buffer( buffer, cls );
}
break;
case WM_GETTEXT:
case WM_ASKCBFORMATNAME:
{
char *ptr, buffer[512];
DWORD len = wParam * 2;
if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
if (*result && len)
{
RtlMultiByteToUnicodeN( (LPWSTR)lParam, wParam*sizeof(WCHAR), &len, ptr, strlen(ptr)+1 );
*result = len/sizeof(WCHAR) - 1; /* do not count terminating null */
((LPWSTR)lParam)[*result] = 0;
}
free_buffer( buffer, ptr );
}
break;
case LB_ADDSTRING:
case LB_INSERTSTRING:
case LB_FINDSTRING:
case LB_FINDSTRINGEXACT:
case LB_SELECTSTRING:
case CB_ADDSTRING:
case CB_INSERTSTRING:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_SELECTSTRING:
if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
{
ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
}
/* fall through */
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
case CB_DIR:
case LB_DIR:
case LB_ADDFILE:
case EM_REPLACESEL:
if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
else
{
char *ptr, buffer[512];
LPCWSTR strW = (LPCWSTR)lParam;
DWORD lenA, lenW = (strlenW(strW) + 1) * sizeof(WCHAR);
RtlUnicodeToMultiByteSize( &lenA, strW, lenW );
if ((ptr = get_buffer( buffer, sizeof(buffer), lenA )))
{
RtlUnicodeToMultiByteN( ptr, lenA, NULL, strW, lenW );
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
free_buffer( buffer, ptr );
}
}
break;
case WM_MDICREATE:
{
char *ptr, buffer[1024];
DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
MDICREATESTRUCTW *csW = (MDICREATESTRUCTW *)lParam;
MDICREATESTRUCTA csA;
memcpy( &csA, csW, sizeof(csA) );
if (HIWORD(csW->szTitle))
{
title_lenW = (strlenW(csW->szTitle) + 1) * sizeof(WCHAR);
RtlUnicodeToMultiByteSize( &title_lenA, csW->szTitle, title_lenW );
}
if (HIWORD(csW->szClass))
{
class_lenW = (strlenW(csW->szClass) + 1) * sizeof(WCHAR);
RtlUnicodeToMultiByteSize( &class_lenA, csW->szClass, class_lenW );
}
if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenA + class_lenA ))) break;
if (title_lenA)
{
RtlUnicodeToMultiByteN( ptr, title_lenA, NULL, csW->szTitle, title_lenW );
csA.szTitle = ptr;
}
if (class_lenA)
{
RtlUnicodeToMultiByteN( ptr + title_lenA, class_lenA, NULL, csW->szClass, class_lenW );
csA.szClass = ptr + title_lenA;
}
ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
free_buffer( buffer, ptr );
}
break;
case LB_GETTEXT:
case CB_GETLBTEXT:
if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
{
char buffer[512]; /* FIXME: fixed sized buffer */
ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
if (*result >= 0)
{
DWORD len;
RtlMultiByteToUnicodeN( (LPWSTR)lParam, ~0u, &len, buffer, strlen(buffer) + 1 );
*result = len / sizeof(WCHAR) - 1;
}
}
else ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
case EM_GETLINE:
{
char *ptr, buffer[512];
WORD len = *(WORD *)lParam;
if (!(ptr = get_buffer( buffer, sizeof(buffer), len * 2 ))) break;
*((WORD *)ptr) = len * 2; /* store the length */
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
if (*result)
{
DWORD reslen;
RtlMultiByteToUnicodeN( (LPWSTR)lParam, len*sizeof(WCHAR), &reslen, ptr, *result );
*result = reslen / sizeof(WCHAR);
if (*result < len) ((LPWSTR)lParam)[*result] = 0;
}
free_buffer( buffer, ptr );
}
break;
case WM_GETDLGCODE:
if (lParam)
{
MSG newmsg = *(MSG *)lParam;
switch(newmsg.message)
{
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 1 );
break;
case WM_IME_CHAR:
newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 2 );
break;
}
ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
}
else ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
case WM_CHARTOITEM:
case WM_MENUCHAR:
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
case EM_SETPASSWORDCHAR:
ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,1), lParam, result, arg );
break;
case WM_IME_CHAR:
ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,2), lParam, result, arg );
break;
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)( "message %s (%04x) needs translation, please report\n",
SPY_GetMsgName(msg, hwnd), msg );
break;
default:
ret = callback( hwnd, msg, wParam, lParam, result, arg );
break;
}
return ret;
}
/**********************************************************************
* WINPROC_CallProc16To32A
*/
LRESULT WINPROC_CallProc16To32A( winproc_callback_t callback, HWND16 hwnd, UINT16 msg,
WPARAM16 wParam, LPARAM lParam, LRESULT *result, void *arg )
{
LRESULT ret;
UINT msg32;
WPARAM wParam32;
HWND hwnd32 = WIN_Handle32( hwnd );
TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
hwnd32, SPY_GetMsgName(msg, hwnd32), wParam, lParam);
if (WINPROC_MapMsg16To32A( hwnd32, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
return 0;
ret = callback( hwnd32, msg32, wParam32, lParam, result, arg );
*result = WINPROC_UnmapMsg16To32A( hwnd32, msg32, wParam32, lParam, *result );
return ret;
}
/**********************************************************************
* WINPROC_CallProc16To32W
*/
static LRESULT WINPROC_CallProc16To32W( winproc_callback_t callback, HWND16 hwnd, UINT16 msg,
WPARAM16 wParam, LPARAM lParam, LRESULT *result, void *arg )
{
LRESULT ret;
UINT msg32;
WPARAM wParam32;
HWND hwnd32 = WIN_Handle32( hwnd );
TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
hwnd32, SPY_GetMsgName(msg, hwnd32), wParam, lParam);
switch(msg)
{
case WM_GETTEXT:
case WM_ASKCBFORMATNAME:
case WM_SETTEXT:
case WM_WININICHANGE:
case WM_DEVMODECHANGE:
case CB_DIR:
case LB_DIR:
case LB_ADDFILE:
case EM_REPLACESEL:
ret = WINPROC_CallProcAtoW( callback, hwnd32, msg, wParam, (LPARAM)MapSL(lParam), result, arg );
break;
case WM_GETTEXTLENGTH:
case CB_GETLBTEXTLEN:
case LB_GETTEXTLEN:
ret = WINPROC_CallProcAtoW( callback, hwnd32, msg, wParam, lParam, result, arg );
break;
default:
if (WINPROC_MapMsg16To32W( hwnd32, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
return 0;
ret = callback( hwnd32, msg32, wParam32, lParam, result, arg );
*result = WINPROC_UnmapMsg16To32W( hwnd32, msg32, wParam32, lParam, *result );
}
return ret;
}
/**********************************************************************
* __wine_call_wndproc (USER.1010)
*/
LRESULT WINAPI __wine_call_wndproc( HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam,
WINDOWPROC *proc )
{
LRESULT result;
if (proc->procA)
WINPROC_CallProc16To32A( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
else
WINPROC_CallProc16To32W( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procW );
return result;
}
/**********************************************************************
* 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;
UINT16 msg16;
WPARAM16 wParam16;
LPARAM lParam16;
TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
lParam16 = lParam;
if (WINPROC_MapMsg32ATo16( hwnd, msg, wParam, &msg16, &wParam16, &lParam16 ) == -1)
return 0;
ret = callback( HWND_16(hwnd), msg16, wParam16, lParam16, result, arg );
WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, wParam16, lParam16, result );
return ret;
}
/**********************************************************************
* WINPROC_CallProc32WTo16
*
* Call a 16-bit window procedure, translating the 32-bit args.
*/
static LRESULT WINPROC_CallProc32WTo16( winproc_callback16_t callback, HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam, LRESULT *result, void *arg )
{
LRESULT ret;
UINT16 msg16;
WPARAM16 wParam16;
LPARAM lParam16;
TRACE_(msg)("(hwnd=%p,msg=%s,wp=%08x,lp=%08lx)\n",
hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam);
lParam16 = lParam;
if (WINPROC_MapMsg32WTo16( hwnd, msg, wParam, &msg16, &wParam16, &lParam16 ) == -1)
return 0;
ret = callback( HWND_16(hwnd), msg16, wParam16, lParam16, result, arg );
WINPROC_UnmapMsg32WTo16( hwnd, msg, wParam, lParam, wParam16, lParam16, result );
return ret;
}
/**********************************************************************
* CallWindowProc (USER.122)
*/
LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
WPARAM16 wParam, LPARAM lParam )
{
WINDOWPROC *proc;
LRESULT result;
if (!func) return 0;
if (!(proc = handle16_to_proc( func )))
call_window_proc16( hwnd, msg, wParam, lParam, &result, func );
else if (proc->procA)
WINPROC_CallProc16To32A( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
else if (proc->procW)
WINPROC_CallProc16To32W( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procW );
else
call_window_proc16( hwnd, msg, wParam, lParam, &result, proc->proc16 );
return result;
}
/**********************************************************************
* CallWindowProcA (USER32.@)
*
* The CallWindowProc() function invokes the windows procedure _func_,
* with _hwnd_ as the target window, the message specified by _msg_, and
* the message parameters _wParam_ and _lParam_.
*
* Some kinds of argument conversion may be done, I'm not sure what.
*
* CallWindowProc() may be used for windows subclassing. Use
* SetWindowLong() to set a new windows procedure for windows of the
* subclass, and handle subclassed messages in the new windows
* procedure. The new windows procedure may then use CallWindowProc()
* with _func_ set to the parent class's windows procedure to dispatch
* the message to the superclass.
*
* RETURNS
*
* The return value is message dependent.
*
* CONFORMANCE
*
* ECMA-234, Win32
*/
LRESULT WINAPI CallWindowProcA(
WNDPROC func, /* [in] window procedure */
HWND hwnd, /* [in] target window */
UINT msg, /* [in] message */
WPARAM wParam, /* [in] message dependent parameter */
LPARAM lParam /* [in] message dependent parameter */
) {
WINDOWPROC *proc;
LRESULT result;
if (!func) return 0;
if (!(proc = handle_to_proc( func )))
call_window_proc( hwnd, msg, wParam, lParam, &result, func );
else if (proc->procA)
call_window_proc( hwnd, msg, wParam, lParam, &result, proc->procA );
else if (proc->procW)
WINPROC_CallProcAtoW( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procW );
else
WINPROC_CallProc32ATo16( call_window_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
return result;
}
/**********************************************************************
* CallWindowProcW (USER32.@)
*
* See CallWindowProcA.
*/
LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam )
{
WINDOWPROC *proc;
LRESULT result;
if (!func) return 0;
if (!(proc = handle_to_proc( func )))
call_window_proc( hwnd, msg, wParam, lParam, &result, func );
else if (proc->procW)
call_window_proc( hwnd, msg, wParam, lParam, &result, proc->procW );
else if (proc->procA)
WINPROC_CallProcWtoA( call_window_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
else
WINPROC_CallProc32WTo16( call_window_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
return result;
}
/**********************************************************************
* WINPROC_CallDlgProc16
*/
INT_PTR WINPROC_CallDlgProc16( DLGPROC16 func, HWND16 hwnd, UINT16 msg, WPARAM16 wParam, LPARAM lParam )
{
WINDOWPROC *proc;
LRESULT result;
INT_PTR ret;
if (!func) return 0;
if (!(proc = handle16_to_proc( (WNDPROC16)func )))
{
ret = call_dialog_proc16( hwnd, msg, wParam, lParam, &result, func );
}
else if (proc->procA)
{
ret = WINPROC_CallProc16To32A( call_dialog_proc, hwnd, msg, wParam, lParam,
&result, proc->procA );
SetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT, result );
}
else if (proc->procW)
{
ret = WINPROC_CallProc16To32W( call_dialog_proc, hwnd, msg, wParam, lParam,
&result, proc->procW );
SetWindowLongPtrW( WIN_Handle32(hwnd), DWLP_MSGRESULT, result );
}
else
{
ret = call_dialog_proc16( hwnd, msg, wParam, lParam, &result, proc->proc16 );
}
return ret;
}
/**********************************************************************
* WINPROC_CallDlgProcA
*/
INT_PTR WINPROC_CallDlgProcA( DLGPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
WINDOWPROC *proc;
LRESULT result;
INT_PTR ret;
if (!func) return 0;
if (!(proc = handle_to_proc( (WNDPROC)func )))
ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
else if (proc->procA)
ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc->procA );
else if (proc->procW)
{
ret = WINPROC_CallProcAtoW( call_dialog_proc, hwnd, msg, wParam, lParam, &result, proc->procW );
SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
}
else
{
ret = WINPROC_CallProc32ATo16( call_dialog_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
}
return ret;
}
/**********************************************************************
* WINPROC_CallDlgProcW
*/
INT_PTR WINPROC_CallDlgProcW( DLGPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
WINDOWPROC *proc;
LRESULT result;
INT_PTR ret;
if (!func) return 0;
if (!(proc = handle_to_proc( (WNDPROC)func )))
ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
else if (proc->procW)
ret = call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc->procW );
else if (proc->procA)
{
ret = WINPROC_CallProcWtoA( call_dialog_proc, hwnd, msg, wParam, lParam, &result, proc->procA );
SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
}
else
{
ret = WINPROC_CallProc32WTo16( call_dialog_proc16, hwnd, msg, wParam, lParam, &result, proc->proc16 );
SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
}
return ret;
}
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