Google Git
Sign in
goma / wine / refs/tags/wine-20001202 / . / windows / winproc.c
blob: 6d85498f694c0ade61cf6d1e20f5803e5435b49c [file] [log] [blame]
/*
* Window procedure callbacks
*
* Copyright 1995 Martin von Loewis
* Copyright 1996 Alexandre Julliard
*/
#include <string.h>
#include "config.h"
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "wine/winbase16.h"
#include "wine/winuser16.h"
#include "stackframe.h"
#include "builtin16.h"
#include "heap.h"
#include "selectors.h"
#include "struct32.h"
#include "win.h"
#include "winproc.h"
#include "debugtools.h"
#include "spy.h"
#include "commctrl.h"
#include "task.h"
#include "thread.h"
#include "menu.h"
DECLARE_DEBUG_CHANNEL(msg);
DECLARE_DEBUG_CHANNEL(relay);
DECLARE_DEBUG_CHANNEL(win);
/* Window procedure 16-to-32-bit thunk,
* see BuildSpec16File() in tools/build.c */
#include "pshpack1.h"
typedef struct
{
WORD pushw_bp; /* pushw %bp */
BYTE pushl_func; /* pushl $proc */
WNDPROC proc;
WORD pushw_ax; /* pushw %ax */
BYTE pushl_relay; /* pushl $relay */
void (*relay)(); /* WINPROC_Thunk16To32A/W() */
BYTE lcall; /* lcall cs:glue */
void (*glue)(); /* __wine_call_from_16_long */
WORD cs; /* __FLATCS */
WORD lret; /* lret $10 */
WORD nArgs;
} WINPROC_THUNK_FROM16;
#include "poppack.h"
/* Window procedure 32-to-16-bit thunk,
* see BuildSpec32File() in tools/build.c */
typedef struct
{
BYTE popl_eax; /* popl %eax (return address) */
BYTE pushl_func; /* pushl $proc */
WNDPROC16 proc WINE_PACKED;
BYTE pushl_eax; /* pushl %eax */
BYTE jmp; /* jmp relay (relative jump)*/
void (*relay)() WINE_PACKED; /* WINPROC_CallProc32ATo16() */
} WINPROC_THUNK_FROM32;
/* Simple jmp to call 32-bit procedure directly */
typedef struct
{
BYTE jmp; /* jmp proc (relative jump) */
WNDPROC proc WINE_PACKED;
} WINPROC_JUMP;
typedef union
{
WINPROC_THUNK_FROM16 t_from16;
WINPROC_THUNK_FROM32 t_from32;
} WINPROC_THUNK;
typedef struct tagWINDOWPROC
{
WINPROC_THUNK thunk; /* Thunk */
WINPROC_JUMP jmp; /* Jump */
struct tagWINDOWPROC *next; /* Next window proc */
UINT magic; /* Magic number */
WINDOWPROCTYPE type; /* Function type */
WINDOWPROCUSER user; /* Function user */
} WINDOWPROC;
#define WINPROC_MAGIC ('W' | ('P' << 8) | ('R' << 16) | ('C' << 24))
#define WINPROC_THUNKPROC(pproc) \
(((pproc)->type == WIN_PROC_16) ? \
(WNDPROC16)((pproc)->thunk.t_from32.proc) : \
(WNDPROC16)((pproc)->thunk.t_from16.proc))
static LRESULT WINAPI WINPROC_CallProc32ATo16( WNDPROC16 func, HWND hwnd,
UINT msg, WPARAM wParam,
LPARAM lParam );
static LRESULT WINAPI WINPROC_CallProc32WTo16( WNDPROC16 func, HWND hwnd,
UINT msg, WPARAM wParam,
LPARAM lParam );
static LRESULT WINAPI WINPROC_Thunk16To32A( WNDPROC func, LPBYTE args );
static LRESULT WINAPI WINPROC_Thunk16To32W( WNDPROC func, LPBYTE args );
static HANDLE WinProcHeap;
/**********************************************************************
* WINPROC_Init
*/
BOOL WINPROC_Init(void)
{
WinProcHeap = HeapCreate( HEAP_WINE_SEGPTR | HEAP_WINE_CODESEG, 0, 0 );
if (!WinProcHeap)
{
WARN_(relay)("Unable to create winproc heap\n" );
return FALSE;
}
return TRUE;
}
#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"
"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__ */
/**********************************************************************
* WINPROC_CallWndProc32
*
* Call a 32-bit WndProc.
*/
static LRESULT WINPROC_CallWndProc( WNDPROC proc, HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam )
{
LRESULT retvalue;
int iWndsLocks;
TRACE_(relay)("(wndproc=%p,hwnd=%08x,msg=%s,wp=%08x,lp=%08lx)\n",
proc, hwnd, SPY_GetMsgName(msg), wParam, lParam );
/* To avoid any deadlocks, all the locks on the windows structures
must be suspended before the control is passed to the application */
iWndsLocks = WIN_SuspendWndsLock();
retvalue = WINPROC_wrapper( proc, hwnd, msg, wParam, lParam );
WIN_RestoreWndsLock(iWndsLocks);
TRACE_(relay)("(wndproc=%p,hwnd=%08x,msg=%s,wp=%08x,lp=%08lx) ret=%08lx\n",
proc, hwnd, SPY_GetMsgName(msg), wParam, lParam, retvalue );
return retvalue;
}
/***********************************************************************
* WINPROC_CallWndProc16
*
* Call a 16-bit window procedure
*/
static LRESULT WINAPI WINPROC_CallWndProc16( WNDPROC16 proc, HWND16 hwnd,
UINT16 msg, WPARAM16 wParam,
LPARAM lParam )
{
CONTEXT86 context;
LRESULT ret;
WORD *args;
WND *wndPtr = WIN_FindWndPtr( hwnd );
DWORD offset = 0;
TEB *teb = NtCurrentTeb();
int iWndsLocks;
/* Window procedures want ax = hInstance, ds = es = ss */
memset(&context, '\0', sizeof(context));
context.SegDs = context.SegEs = SELECTOROF(teb->cur_stack);
context.Eax = wndPtr ? wndPtr->hInstance : context.SegDs;
context.SegCs = SELECTOROF(proc);
context.Eip = OFFSETOF(proc);
context.Ebp = OFFSETOF(teb->cur_stack)
+ (WORD)&((STACK16FRAME*)0)->bp;
WIN_ReleaseWndPtr(wndPtr);
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:
offset = sizeof(CREATESTRUCT16); break;
case WM_DRAWITEM:
offset = sizeof(DRAWITEMSTRUCT16); break;
case WM_COMPAREITEM:
offset = sizeof(COMPAREITEMSTRUCT16); break;
}
if (offset)
{
void *s = PTR_SEG_TO_LIN(lParam);
lParam = stack16_push( offset );
memcpy( PTR_SEG_TO_LIN(lParam), s, offset );
}
}
iWndsLocks = WIN_SuspendWndsLock();
args = (WORD *)THREAD_STACK16(teb) - 5;
args[0] = LOWORD(lParam);
args[1] = HIWORD(lParam);
args[2] = wParam;
args[3] = msg;
args[4] = hwnd;
wine_call_to_16_regs_short( &context, 5 * sizeof(WORD) );
ret = MAKELONG( LOWORD(context.Eax), LOWORD(context.Edx) );
if (offset) stack16_pop( offset );
WIN_RestoreWndsLock(iWndsLocks);
return ret;
}
/**********************************************************************
* WINPROC_GetPtr
*
* Return a pointer to the win proc.
*/
static WINDOWPROC *WINPROC_GetPtr( WNDPROC16 handle )
{
BYTE *ptr;
WINDOWPROC *proc;
/* ptr cannot be < 64K */
if (!HIWORD(handle)) return NULL;
/* Check for a linear pointer */
ptr = (BYTE *)handle;
/* First check if it is the jmp address */
proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->jmp);
if (HeapValidate( WinProcHeap, 0, proc ) && (proc->magic == WINPROC_MAGIC))
return proc;
/* Now it must be the thunk address */
proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->thunk);
if (HeapValidate( WinProcHeap, 0, proc ) && (proc->magic == WINPROC_MAGIC))
return proc;
/* Check for a segmented pointer */
if (!IsBadReadPtr16( (SEGPTR)handle, sizeof(proc->thunk) ))
{
ptr = (BYTE *)PTR_SEG_TO_LIN(handle);
/* It must be the thunk address */
proc = (WINDOWPROC *)(ptr - (int)&((WINDOWPROC *)0)->thunk);
if (HeapValidate( WinProcHeap, 0, proc ) && (proc->magic == WINPROC_MAGIC))
return proc;
}
return NULL;
}
/**********************************************************************
* WINPROC_AllocWinProc
*
* Allocate a new window procedure.
*/
static WINDOWPROC *WINPROC_AllocWinProc( WNDPROC16 func, WINDOWPROCTYPE type,
WINDOWPROCUSER user )
{
WINDOWPROC *proc, *oldproc;
/* Allocate a window procedure */
if (!(proc = HeapAlloc( WinProcHeap, 0, sizeof(WINDOWPROC) ))) return 0;
/* Check if the function is already a win proc */
if ((oldproc = WINPROC_GetPtr( func )))
{
*proc = *oldproc;
}
else
{
switch(type)
{
case WIN_PROC_16:
proc->thunk.t_from32.popl_eax = 0x58; /* popl %eax */
proc->thunk.t_from32.pushl_func = 0x68; /* pushl $proc */
proc->thunk.t_from32.proc = func;
proc->thunk.t_from32.pushl_eax = 0x50; /* pushl %eax */
proc->thunk.t_from32.jmp = 0xe9; /* jmp relay*/
proc->thunk.t_from32.relay = /* relative jump */
(void(*)())((DWORD)WINPROC_CallProc32ATo16 -
(DWORD)(&proc->thunk.t_from32.relay + 1));
break;
case WIN_PROC_32A:
case WIN_PROC_32W:
proc->thunk.t_from16.pushw_bp = 0x5566; /* pushw %bp */
proc->thunk.t_from16.pushl_func = 0x68; /* pushl $proc */
proc->thunk.t_from16.proc = (FARPROC)func;
proc->thunk.t_from16.pushw_ax = 0x5066; /* pushw %ax */
proc->thunk.t_from16.pushl_relay = 0x68; /* pushl $relay */
proc->thunk.t_from16.relay = (type == WIN_PROC_32A) ?
(void(*)())WINPROC_Thunk16To32A :
(void(*)())WINPROC_Thunk16To32W;
proc->thunk.t_from16.lcall = 0x9a; /* lcall cs:glue */
proc->thunk.t_from16.glue = (void*)__wine_call_from_16_long;
proc->thunk.t_from16.cs = __get_cs();
proc->thunk.t_from16.lret = 0xca66;
proc->thunk.t_from16.nArgs = 10;
proc->jmp.jmp = 0xe9;
/* Fixup relative jump */
proc->jmp.proc = (WNDPROC)((DWORD)func -
(DWORD)(&proc->jmp.proc + 1));
break;
default:
/* Should not happen */
break;
}
proc->magic = WINPROC_MAGIC;
proc->type = type;
proc->user = user;
}
proc->next = NULL;
TRACE_(win)("(%08x,%d): returning %08x\n",
(UINT)func, type, (UINT)proc );
return proc;
}
/**********************************************************************
* WINPROC_GetProc
*
* Get a window procedure pointer that can be passed to the Windows program.
*/
WNDPROC16 WINPROC_GetProc( HWINDOWPROC proc, WINDOWPROCTYPE type )
{
if (!proc) return NULL;
if (type == WIN_PROC_16) /* We want a 16:16 address */
{
if (((WINDOWPROC *)proc)->type == WIN_PROC_16)
return ((WINDOWPROC *)proc)->thunk.t_from32.proc;
else
return (WNDPROC16)HEAP_GetSegptr( WinProcHeap, 0,
&((WINDOWPROC *)proc)->thunk );
}
else /* We want a 32-bit address */
{
if (((WINDOWPROC *)proc)->type == WIN_PROC_16)
return (WNDPROC16)&((WINDOWPROC *)proc)->thunk;
else if (type != ((WINDOWPROC *)proc)->type)
/* Have to return the jmp address if types don't match */
return (WNDPROC16)&((WINDOWPROC *)proc)->jmp;
else
/* Some Win16 programs want to get back the proc they set */
return (WNDPROC16)((WINDOWPROC *)proc)->thunk.t_from16.proc;
}
}
/**********************************************************************
* WINPROC_SetProc
*
* Set the window procedure for a window or class. There are
* three tree classes of winproc callbacks:
*
* 1) class -> wp - not subclassed
* class -> wp -> wp -> wp -> wp - SetClassLong()
* / /
* 2) window -' / - not subclassed
* window -> wp -> wp ' - SetWindowLong()
*
* 3) timer -> wp - SetTimer()
*
* Initially, winproc of the window points to the current winproc
* thunk of its class. Subclassing prepends a new thunk to the
* window winproc chain at the head of the list. Thus, window thunk
* list includes class thunks and the latter are preserved when the
* window is destroyed.
*
*/
BOOL WINPROC_SetProc( HWINDOWPROC *pFirst, WNDPROC16 func,
WINDOWPROCTYPE type, WINDOWPROCUSER user )
{
BOOL bRecycle = FALSE;
WINDOWPROC *proc, **ppPrev;
/* Check if function is already in the list */
ppPrev = (WINDOWPROC **)pFirst;
proc = WINPROC_GetPtr( func );
while (*ppPrev)
{
if (proc)
{
if (*ppPrev == proc)
{
if ((*ppPrev)->user != user)
{
/* terminal thunk is being restored */
WINPROC_FreeProc( *pFirst, (*ppPrev)->user );
*(WINDOWPROC **)pFirst = *ppPrev;
return TRUE;
}
bRecycle = TRUE;
break;
}
}
else
{
if (((*ppPrev)->type == type) &&
(func == WINPROC_THUNKPROC(*ppPrev)))
{
bRecycle = TRUE;
break;
}
}
/* WPF_CLASS thunk terminates window thunk list */
if ((*ppPrev)->user != user) break;
ppPrev = &(*ppPrev)->next;
}
if (bRecycle)
{
/* Extract this thunk from the list */
proc = *ppPrev;
*ppPrev = proc->next;
}
else /* Allocate a new one */
{
if (proc) /* Was already a win proc */
{
type = proc->type;
func = WINPROC_THUNKPROC(proc);
}
proc = WINPROC_AllocWinProc( func, type, user );
if (!proc) return FALSE;
}
/* Add the win proc at the head of the list */
TRACE_(win)("(%08x,%08x,%d): res=%08x\n",
(UINT)*pFirst, (UINT)func, type, (UINT)proc );
proc->next = *(WINDOWPROC **)pFirst;
*(WINDOWPROC **)pFirst = proc;
return TRUE;
}
/**********************************************************************
* WINPROC_FreeProc
*
* Free a list of win procs.
*/
void WINPROC_FreeProc( HWINDOWPROC proc, WINDOWPROCUSER user )
{
while (proc)
{
WINDOWPROC *next = ((WINDOWPROC *)proc)->next;
if (((WINDOWPROC *)proc)->user != user) break;
TRACE_(win)("freeing %08x\n", (UINT)proc);
HeapFree( WinProcHeap, 0, proc );
proc = next;
}
}
/**********************************************************************
* WINPROC_GetProcType
*
* Return the window procedure type.
*/
WINDOWPROCTYPE WINPROC_GetProcType( HWINDOWPROC proc )
{
if (!proc ||
(((WINDOWPROC *)proc)->magic != WINPROC_MAGIC))
return WIN_PROC_INVALID;
return ((WINDOWPROC *)proc)->type;
}
/**********************************************************************
* WINPROC_TestCBForStr
*
* Return TRUE if the lparam is a string
*/
static BOOL WINPROC_TestCBForStr ( HWND hwnd )
{
BOOL retvalue;
WND * wnd = WIN_FindWndPtr(hwnd);
retvalue = ( !(LOWORD(wnd->dwStyle) & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) ||
(LOWORD(wnd->dwStyle) & CBS_HASSTRINGS) );
WIN_ReleaseWndPtr(wnd);
return retvalue;
}
/**********************************************************************
* WINPROC_TestLBForStr
*
* Return TRUE if the lparam is a string
*/
static BOOL WINPROC_TestLBForStr ( HWND hwnd )
{
BOOL retvalue;
WND * wnd = WIN_FindWndPtr(hwnd);
retvalue = ( !(LOWORD(wnd->dwStyle) & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) ||
(LOWORD(wnd->dwStyle) & LBS_HASSTRINGS) );
WIN_ReleaseWndPtr(wnd);
return retvalue;
}
/**********************************************************************
* WINPROC_MapMsg32ATo32W
*
* Map a message from Ansi to Unicode.
* Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
*
* FIXME:
* WM_CHARTOITEM, WM_MENUCHAR
*
* FIXME:
* WM_GETTEXT/WM_SETTEXT and static control with SS_ICON style:
* the first four bytes are the handle of the icon
* when the WM_SETTEXT message has been used to set the icon
*/
INT WINPROC_MapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plparam )
{
switch(msg)
{
case WM_GETTEXT:
{
LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0,
*pwparam * sizeof(WCHAR) + sizeof(LPARAM) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*plparam = (LPARAM)ptr;
}
return 1;
/* lparam is string (0-terminated) */
case WM_SETTEXT:
case WM_WININICHANGE:
case CB_DIR:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_SELECTSTRING:
case LB_DIR:
case LB_ADDFILE:
case LB_FINDSTRING:
case LB_SELECTSTRING:
case EM_REPLACESEL:
*plparam = (LPARAM)HEAP_strdupAtoW( GetProcessHeap(), 0, (LPCSTR)*plparam );
return (*plparam ? 1 : -1);
case WM_NCCREATE:
case WM_CREATE:
{
struct s
{ CREATESTRUCTW cs; /* new structure */
LPCWSTR lpszName; /* allocated Name */
LPCWSTR lpszClass; /* allocated Class */
};
struct s *xs = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct s));
if (!xs) return -1;
xs->cs = *(CREATESTRUCTW *)*plparam;
if (HIWORD(xs->cs.lpszName))
xs->lpszName = xs->cs.lpszName = HEAP_strdupAtoW( GetProcessHeap(), 0,
(LPCSTR)xs->cs.lpszName );
if (HIWORD(xs->cs.lpszClass))
xs->lpszClass = xs->cs.lpszClass = HEAP_strdupAtoW( GetProcessHeap(), 0,
(LPCSTR)xs->cs.lpszClass );
*plparam = (LPARAM)xs;
}
return 1;
case WM_MDICREATE:
{
MDICREATESTRUCTW *cs =
(MDICREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) );
if (!cs) return -1;
*cs = *(MDICREATESTRUCTW *)*plparam;
if (HIWORD(cs->szClass))
cs->szClass = HEAP_strdupAtoW( GetProcessHeap(), 0,
(LPCSTR)cs->szClass );
if (HIWORD(cs->szTitle))
cs->szTitle = HEAP_strdupAtoW( GetProcessHeap(), 0,
(LPCSTR)cs->szTitle );
*plparam = (LPARAM)cs;
}
return 1;
/* Listbox */
case LB_ADDSTRING:
case LB_INSERTSTRING:
if ( WINPROC_TestLBForStr( hwnd ))
*plparam = (LPARAM)HEAP_strdupAtoW( GetProcessHeap(), 0, (LPCSTR)*plparam );
return (*plparam ? 1 : -1);
case LB_GETTEXT: /* fixme: fixed sized buffer */
{ if ( WINPROC_TestLBForStr( hwnd ))
{ LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 * sizeof(WCHAR) + sizeof(LPARAM) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*plparam = (LPARAM)ptr;
}
}
return 1;
/* Combobox */
case CB_ADDSTRING:
case CB_INSERTSTRING:
if ( WINPROC_TestCBForStr( hwnd ))
*plparam = (LPARAM)HEAP_strdupAtoW( GetProcessHeap(), 0, (LPCSTR)*plparam );
return (*plparam ? 1 : -1);
case CB_GETLBTEXT: /* fixme: fixed sized buffer */
{ if ( WINPROC_TestCBForStr( hwnd ))
{ LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 * sizeof(WCHAR) + sizeof(LPARAM) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*plparam = (LPARAM)ptr;
}
}
return 1;
/* Multiline edit */
case EM_GETLINE:
{ WORD len = (WORD)*plparam;
LPARAM *ptr = (LPARAM *) HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(WCHAR) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*((WORD *) ptr) = len; /* Store the length */
*plparam = (LPARAM)ptr;
}
return 1;
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
case EM_SETPASSWORDCHAR:
{
char ch = *pwparam;
WCHAR wch;
MultiByteToWideChar(CP_ACP, 0, &ch, 1, &wch, 1);
*pwparam = wch;
}
return 0;
case WM_ASKCBFORMATNAME:
case WM_DEVMODECHANGE:
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)("message %s (0x%x) needs translation, please report\n", SPY_GetMsgName(msg), msg );
return -1;
default: /* No translation needed */
return 0;
}
}
/**********************************************************************
* WINPROC_UnmapMsg32ATo32W
*
* Unmap a message that was mapped from Ansi to Unicode.
*/
void WINPROC_UnmapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
switch(msg)
{
case WM_GETTEXT:
{
LPARAM *ptr = (LPARAM *)lParam - 1;
if (wParam > 0 && !WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
(LPSTR)*ptr, wParam, NULL, NULL ))
((LPSTR)*ptr)[wParam-1] = 0;
HeapFree( GetProcessHeap(), 0, ptr );
}
break;
case WM_NCCREATE:
case WM_CREATE:
{
struct s
{ CREATESTRUCTW cs; /* new structure */
LPWSTR lpszName; /* allocated Name */
LPWSTR lpszClass; /* allocated Class */
};
struct s *xs = (struct s *)lParam;
if (xs->lpszName) HeapFree( GetProcessHeap(), 0, xs->lpszName );
if (xs->lpszClass) HeapFree( GetProcessHeap(), 0, xs->lpszClass );
HeapFree( GetProcessHeap(), 0, xs );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
if (HIWORD(cs->szTitle))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
if (HIWORD(cs->szClass))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_SETTEXT:
case WM_WININICHANGE:
case CB_DIR:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_SELECTSTRING:
case LB_DIR:
case LB_ADDFILE:
case LB_FINDSTRING:
case LB_SELECTSTRING:
case EM_REPLACESEL:
HeapFree( GetProcessHeap(), 0, (void *)lParam );
break;
/* Listbox */
case LB_ADDSTRING:
case LB_INSERTSTRING:
if ( WINPROC_TestLBForStr( hwnd ))
HeapFree( GetProcessHeap(), 0, (void *)lParam );
break;
case LB_GETTEXT:
{ if ( WINPROC_TestLBForStr( hwnd ))
{ LPARAM *ptr = (LPARAM *)lParam - 1;
WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1, (LPSTR)*ptr, 0x7fffffff, NULL, NULL );
HeapFree( GetProcessHeap(), 0, ptr );
}
}
break;
/* Combobox */
case CB_ADDSTRING:
case CB_INSERTSTRING:
if ( WINPROC_TestCBForStr( hwnd ))
HeapFree( GetProcessHeap(), 0, (void *)lParam );
break;
case CB_GETLBTEXT:
{ if ( WINPROC_TestCBForStr( hwnd ))
{ LPARAM *ptr = (LPARAM *)lParam - 1;
WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1, (LPSTR)*ptr, 0x7fffffff, NULL, NULL );
HeapFree( GetProcessHeap(), 0, ptr );
}
}
break;
/* Multiline edit */
case EM_GETLINE:
{ LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lParam */
WORD len = *(WORD *) lParam;
if (len > 0 && !WideCharToMultiByte( CP_ACP, 0, (LPWSTR)lParam, -1,
(LPSTR)*ptr, len, NULL, NULL ))
((LPSTR)*ptr)[len-1] = 0;
HeapFree( GetProcessHeap(), 0, ptr );
}
break;
}
}
/**********************************************************************
* WINPROC_MapMsg32WTo32A
*
* Map a message from Unicode to Ansi.
* Return value is -1 on error, 0 if OK, 1 if an UnmapMsg call is needed.
*/
INT WINPROC_MapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plparam )
{
switch(msg)
{
case WM_GETTEXT:
{
LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0,
*pwparam + sizeof(LPARAM) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*plparam = (LPARAM)ptr;
}
return 1;
case WM_SETTEXT:
case WM_WININICHANGE:
case CB_DIR:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_SELECTSTRING:
case LB_DIR:
case LB_ADDFILE:
case LB_FINDSTRING:
case LB_SELECTSTRING:
case EM_REPLACESEL:
*plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
return (*plparam ? 1 : -1);
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCTA *cs = (CREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*cs) );
if (!cs) return -1;
*cs = *(CREATESTRUCTA *)*plparam;
if (HIWORD(cs->lpszName))
cs->lpszName = HEAP_strdupWtoA( GetProcessHeap(), 0,
(LPCWSTR)cs->lpszName );
if (HIWORD(cs->lpszClass))
cs->lpszClass = HEAP_strdupWtoA( GetProcessHeap(), 0,
(LPCWSTR)cs->lpszClass);
*plparam = (LPARAM)cs;
}
return 1;
case WM_MDICREATE:
{
MDICREATESTRUCTA *cs =
(MDICREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0, sizeof(*cs) );
if (!cs) return -1;
*cs = *(MDICREATESTRUCTA *)*plparam;
if (HIWORD(cs->szTitle))
cs->szTitle = HEAP_strdupWtoA( GetProcessHeap(), 0,
(LPCWSTR)cs->szTitle );
if (HIWORD(cs->szClass))
cs->szClass = HEAP_strdupWtoA( GetProcessHeap(), 0,
(LPCWSTR)cs->szClass );
*plparam = (LPARAM)cs;
}
return 1;
/* Listbox */
case LB_ADDSTRING:
case LB_INSERTSTRING:
if ( WINPROC_TestLBForStr( hwnd ))
*plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
return (*plparam ? 1 : -1);
case LB_GETTEXT: /* fixme: fixed sized buffer */
{ if ( WINPROC_TestLBForStr( hwnd ))
{ LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 + sizeof(LPARAM) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*plparam = (LPARAM)ptr;
}
}
return 1;
/* Combobox */
case CB_ADDSTRING:
case CB_INSERTSTRING:
if ( WINPROC_TestCBForStr( hwnd ))
*plparam = (LPARAM)HEAP_strdupWtoA( GetProcessHeap(), 0, (LPCWSTR)*plparam );
return (*plparam ? 1 : -1);
case CB_GETLBTEXT: /* fixme: fixed sized buffer */
{ if ( WINPROC_TestCBForStr( hwnd ))
{ LPARAM *ptr = (LPARAM *)HeapAlloc( GetProcessHeap(), 0, 256 + sizeof(LPARAM) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*plparam = (LPARAM)ptr;
}
}
return 1;
/* Multiline edit */
case EM_GETLINE:
{ WORD len = (WORD)*plparam;
LPARAM *ptr = (LPARAM *) HeapAlloc( GetProcessHeap(), 0, sizeof(LPARAM) + sizeof (WORD) + len*sizeof(CHAR) );
if (!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*((WORD *) ptr) = len; /* Store the length */
*plparam = (LPARAM)ptr;
}
return 1;
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
case EM_SETPASSWORDCHAR:
{
WCHAR wch = *pwparam;
char ch;
WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL );
*pwparam = ch;
}
return 0;
case WM_ASKCBFORMATNAME:
case WM_DEVMODECHANGE:
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
FIXME_(msg)("message %s (%04x) needs translation, please report\n",SPY_GetMsgName(msg),msg );
return -1;
default: /* No translation needed */
return 0;
}
}
/**********************************************************************
* WINPROC_UnmapMsg32WTo32A
*
* Unmap a message that was mapped from Unicode to Ansi.
*/
void WINPROC_UnmapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
switch(msg)
{
case WM_GETTEXT:
{
LPARAM *ptr = (LPARAM *)lParam - 1;
if (wParam)
{
if (!MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, wParam ))
((LPWSTR)*ptr)[wParam-1] = 0;
}
HeapFree( GetProcessHeap(), 0, ptr );
}
break;
case WM_SETTEXT:
case WM_WININICHANGE:
case CB_DIR:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_SELECTSTRING:
case LB_DIR:
case LB_ADDFILE:
case LB_FINDSTRING:
case LB_SELECTSTRING:
case EM_REPLACESEL:
HeapFree( GetProcessHeap(), 0, (void *)lParam );
break;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
if (HIWORD(cs->lpszName))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->lpszName );
if (HIWORD(cs->lpszClass))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->lpszClass );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
if (HIWORD(cs->szTitle))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
if (HIWORD(cs->szClass))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
/* Listbox */
case LB_ADDSTRING:
case LB_INSERTSTRING:
if ( WINPROC_TestLBForStr( hwnd ))
HeapFree( GetProcessHeap(), 0, (void *)lParam );
break;
case LB_GETTEXT:
if ( WINPROC_TestLBForStr( hwnd ))
{
LPARAM *ptr = (LPARAM *)lParam - 1;
MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, 0x7fffffff );
HeapFree( GetProcessHeap(), 0, ptr );
}
break;
/* Combobox */
case CB_ADDSTRING:
case CB_INSERTSTRING:
if ( WINPROC_TestCBForStr( hwnd ))
HeapFree( GetProcessHeap(), 0, (void *)lParam );
break;
case CB_GETLBTEXT:
if ( WINPROC_TestCBForStr( hwnd ))
{
LPARAM *ptr = (LPARAM *)lParam - 1;
MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, 0x7fffffff );
HeapFree( GetProcessHeap(), 0, ptr );
}
break;
/* Multiline edit */
case EM_GETLINE:
{ LPARAM * ptr = (LPARAM *)lParam - 1; /* get the old lparam */
WORD len = *(WORD *)ptr;
if (len)
{
if (!MultiByteToWideChar( CP_ACP, 0, (LPSTR)lParam, -1, (LPWSTR)*ptr, len ))
((LPWSTR)*ptr)[len-1] = 0;
}
HeapFree( GetProcessHeap(), 0, ptr );
}
break;
}
}
/**********************************************************************
* 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( 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)(HWND)LOWORD(*plparam);
return 0;
case WM_HSCROLL:
case WM_VSCROLL:
*pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
*plparam = (LPARAM)(HWND)HIWORD(*plparam);
return 0;
case WM_CTLCOLOR:
if ( HIWORD(*plparam) > CTLCOLOR_STATIC ) return -1;
*pmsg32 = WM_CTLCOLORMSGBOX + HIWORD(*plparam);
*pwparam32 = (WPARAM)(HDC)wParam16;
*plparam = (LPARAM)(HWND)LOWORD(*plparam);
return 0;
case WM_COMPAREITEM:
{
COMPAREITEMSTRUCT16* cis16 = (COMPAREITEMSTRUCT16 *)PTR_SEG_TO_LIN(*plparam);
COMPAREITEMSTRUCT *cis = (COMPAREITEMSTRUCT *)
HeapAlloc(GetProcessHeap(), 0, sizeof(*cis));
if (!cis) return -1;
cis->CtlType = cis16->CtlType;
cis->CtlID = cis16->CtlID;
cis->hwndItem = 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_DELETEITEM:
{
DELETEITEMSTRUCT16* dis16 = (DELETEITEMSTRUCT16 *)PTR_SEG_TO_LIN(*plparam);
DELETEITEMSTRUCT *dis = (DELETEITEMSTRUCT *)
HeapAlloc(GetProcessHeap(), 0, sizeof(*dis));
if (!dis) return -1;
dis->CtlType = dis16->CtlType;
dis->CtlID = dis16->CtlID;
dis->hwndItem = dis16->hwndItem;
dis->itemData = dis16->itemData;
*plparam = (LPARAM)dis;
}
return 1;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT16* mis16 = (MEASUREITEMSTRUCT16 *)PTR_SEG_TO_LIN(*plparam);
MEASUREITEMSTRUCT *mis = (MEASUREITEMSTRUCT *)
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 = (DRAWITEMSTRUCT16 *)PTR_SEG_TO_LIN(*plparam);
DRAWITEMSTRUCT *dis = (DRAWITEMSTRUCT*)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 = dis16->hwndItem;
dis->hDC = dis16->hDC;
dis->itemData = dis16->itemData;
CONV_RECT16TO32( &dis16->rcItem, &dis->rcItem );
*plparam = (LPARAM)dis;
}
return 1;
case WM_GETMINMAXINFO:
{
MINMAXINFO *mmi = (MINMAXINFO *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*mmi) + sizeof(LPARAM));
if (!mmi) return -1;
STRUCT32_MINMAXINFO16to32( (MINMAXINFO16*)PTR_SEG_TO_LIN(*plparam),
mmi );
*(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)mmi;
}
return 1;
case WM_GETTEXT:
case WM_SETTEXT:
*plparam = (LPARAM)PTR_SEG_TO_LIN(*plparam);
return 0;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs16 =
(MDICREATESTRUCT16 *)PTR_SEG_TO_LIN(*plparam);
MDICREATESTRUCTA *cs =
(MDICREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*cs) + sizeof(LPARAM) );
if (!cs) return -1;
STRUCT32_MDICREATESTRUCT16to32A( cs16, cs );
cs->szTitle = (LPCSTR)PTR_SEG_TO_LIN(cs16->szTitle);
cs->szClass = (LPCSTR)PTR_SEG_TO_LIN(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==TRUE)
*pmsg32=WM_MDIREFRESHMENU;
*pwparam32 = (WPARAM)(HMENU)LOWORD(*plparam);
*plparam = (LPARAM)(HMENU)HIWORD(*plparam);
return 0;
case WM_MENUCHAR:
*pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
*plparam = (LPARAM)(HMENU)HIWORD(*plparam);
return 0;
case WM_MENUSELECT:
if((LOWORD(*plparam) & MF_POPUP) && (LOWORD(*plparam) != 0xFFFF))
{
HMENU hmenu=(HMENU)HIWORD(*plparam);
UINT Pos=MENU_FindSubMenu( &hmenu, wParam16);
if(Pos==0xFFFF) Pos=0; /* NO_SELECTED_ITEM */
*pwparam32 = MAKEWPARAM( Pos, LOWORD(*plparam) );
}
else *pwparam32 = MAKEWPARAM( wParam16, LOWORD(*plparam) );
*plparam = (LPARAM)(HMENU)HIWORD(*plparam);
return 0;
case WM_MDIACTIVATE:
if( *plparam )
{
*pwparam32 = (WPARAM)(HWND)HIWORD(*plparam);
*plparam = (LPARAM)(HWND)LOWORD(*plparam);
}
else /* message sent to MDI client */
*pwparam32 = wParam16;
return 0;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS16 *nc16;
NCCALCSIZE_PARAMS *nc;
nc = (NCCALCSIZE_PARAMS *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*nc) + sizeof(LPARAM) );
if (!nc) return -1;
nc16 = (NCCALCSIZE_PARAMS16 *)PTR_SEG_TO_LIN(*plparam);
CONV_RECT16TO32( &nc16->rgrc[0], &nc->rgrc[0] );
if (wParam16)
{
nc->lppos = (WINDOWPOS *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*nc->lppos) );
CONV_RECT16TO32( &nc16->rgrc[1], &nc->rgrc[1] );
CONV_RECT16TO32( &nc16->rgrc[2], &nc->rgrc[2] );
if (nc->lppos) STRUCT32_WINDOWPOS16to32( (WINDOWPOS16 *)PTR_SEG_TO_LIN(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 = (CREATESTRUCT16 *)PTR_SEG_TO_LIN(*plparam);
CREATESTRUCTA *cs = (CREATESTRUCTA *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*cs) + sizeof(LPARAM) );
if (!cs) return -1;
STRUCT32_CREATESTRUCT16to32A( cs16, cs );
cs->lpszName = (LPCSTR)PTR_SEG_TO_LIN(cs16->lpszName);
cs->lpszClass = (LPCSTR)PTR_SEG_TO_LIN(cs16->lpszClass);
*(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)(HWND)LOWORD(*plparam);
}
return 0;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS *wp = (WINDOWPOS *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*wp) + sizeof(LPARAM) );
if (!wp) return -1;
STRUCT32_WINDOWPOS16to32( (WINDOWPOS16 *)PTR_SEG_TO_LIN(*plparam),
wp );
*(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)wp;
}
return 1;
case WM_GETDLGCODE:
if (*plparam)
{
LPMSG16 msg16 = (LPMSG16)PTR_SEG_TO_LIN(*plparam);
LPMSG msg32 = (LPMSG)HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
if (!msg32) return -1;
msg32->hwnd = msg16->hwnd;
msg32->lParam = msg16->lParam;
msg32->time = msg16->time;
CONV_POINT16TO32(&msg16->pt,&msg32->pt);
/* this is right, right? */
if (WINPROC_MapMsg16To32A(msg16->message,msg16->wParam,
&msg32->message,&msg32->wParam,
&msg32->lParam)<0) {
HeapFree( GetProcessHeap(), 0, msg32 );
return -1;
}
*plparam = (LPARAM)msg32;
return 1;
}
else return 0;
case WM_NOTIFY:
*plparam = (LPARAM)PTR_SEG_TO_LIN(*plparam);
return 1;
case WM_ACTIVATEAPP:
if (*plparam)
{ /* We need this when SetActiveWindow sends a Sendmessage16() to
a 32bit window. Might be superflous with 32bit interprocess
message queues.
*/
HTASK16 htask = (HTASK16) *plparam;
DWORD idThread = (DWORD)((TDB*)GlobalLock16(htask))->teb->tid;
*plparam = (LPARAM) idThread;
}
return 1;
case WM_ASKCBFORMATNAME:
case WM_DEVMODECHANGE:
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
case WM_WININICHANGE:
FIXME_(msg)("message %04x needs translation\n",msg16 );
return -1;
default: /* No translation needed */
return 0;
}
}
/**********************************************************************
* WINPROC_UnmapMsg16To32A
*
* Unmap a message that was mapped from 16- to 32-bit Ansi.
*/
LRESULT WINPROC_UnmapMsg16To32A( HWND16 hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
LRESULT result )
{
switch(msg)
{
case WM_COMPAREITEM:
case WM_DELETEITEM:
case WM_DRAWITEM:
HeapFree( GetProcessHeap(), 0, (LPVOID)lParam );
break;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT16 *mis16;
MEASUREITEMSTRUCT *mis = (MEASUREITEMSTRUCT *)lParam;
lParam = *(LPARAM *)(mis + 1);
mis16 = (MEASUREITEMSTRUCT16 *)PTR_SEG_TO_LIN(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);
STRUCT32_MINMAXINFO32to16( mmi,
(MINMAXINFO16 *)PTR_SEG_TO_LIN(lParam));
HeapFree( GetProcessHeap(), 0, mmi );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCTA *cs = (MDICREATESTRUCTA *)lParam;
lParam = *(LPARAM *)(cs + 1);
STRUCT32_MDICREATESTRUCT32Ato16( cs,
(MDICREATESTRUCT16 *)PTR_SEG_TO_LIN(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 = (NCCALCSIZE_PARAMS16 *)PTR_SEG_TO_LIN(lParam);
CONV_RECT32TO16( &nc->rgrc[0], &nc16->rgrc[0] );
if (wParam)
{
CONV_RECT32TO16( &nc->rgrc[1], &nc16->rgrc[1] );
CONV_RECT32TO16( &nc->rgrc[2], &nc16->rgrc[2] );
if (nc->lppos)
{
STRUCT32_WINDOWPOS32to16( nc->lppos,
(WINDOWPOS16 *)PTR_SEG_TO_LIN(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);
STRUCT32_CREATESTRUCT32Ato16( cs,
(CREATESTRUCT16 *)PTR_SEG_TO_LIN(lParam) );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS *wp = (WINDOWPOS *)lParam;
lParam = *(LPARAM *)(wp + 1);
STRUCT32_WINDOWPOS32to16(wp,(WINDOWPOS16 *)PTR_SEG_TO_LIN(lParam));
HeapFree( GetProcessHeap(), 0, wp );
}
break;
case WM_GETDLGCODE:
if (lParam)
{
LPMSG msg32 = (LPMSG)lParam;
WINPROC_UnmapMsg16To32A( hwnd, msg32->message, msg32->wParam, msg32->lParam,
result);
HeapFree( GetProcessHeap(), 0, msg32 );
}
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.
*/
INT WINPROC_MapMsg16To32W( HWND16 hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
WPARAM *pwparam32, LPARAM *plparam )
{
switch(msg16)
{
case EM_GETLINE16:
{
WORD len = (WORD)*plparam;
LPARAM *ptr = (LPARAM *)HeapAlloc(GetProcessHeap(), 0, sizeof(LPARAM) + sizeof(WORD) + len * sizeof(WCHAR));
if(!ptr) return -1;
*ptr++ = *plparam; /* Store previous lParam */
*((WORD *)ptr) = len; /* Store the length */
*plparam = (LPARAM)ptr;
}
return 1;
case EM_REPLACESEL16:
{
WCHAR *str;
INT len;
*plparam = (LPARAM)PTR_SEG_TO_LIN(*plparam);
len = MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*plparam, -1, NULL, 0);
str = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
if(!str) return -1;
MultiByteToWideChar(CP_ACP, 0, (LPCSTR)*plparam, -1, str, len);
*plparam = (LPARAM)str;
}
return 1;
case EM_SETPASSWORDCHAR16:
{
char ch = wParam16;
WCHAR wch;
MultiByteToWideChar(CP_ACP, 0, &ch, 1, &wch, 1);
*pwparam32 = wch;
}
return 0;
case WM_GETTEXT:
case WM_SETTEXT:
*plparam = (LPARAM)PTR_SEG_TO_LIN(*plparam);
return WINPROC_MapMsg32ATo32W( hwnd, *pmsg32, pwparam32, plparam );
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs16 = (CREATESTRUCT16 *)PTR_SEG_TO_LIN(*plparam);
CREATESTRUCTW *cs = (CREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*cs) + sizeof(LPARAM) );
if (!cs) return -1;
STRUCT32_CREATESTRUCT16to32A( cs16, (CREATESTRUCTA *)cs );
cs->lpszName = (LPCWSTR)PTR_SEG_TO_LIN(cs16->lpszName);
cs->lpszClass = (LPCWSTR)PTR_SEG_TO_LIN(cs16->lpszClass);
if (HIWORD(cs->lpszName))
cs->lpszName = HEAP_strdupAtoW( GetProcessHeap(), 0,
(LPCSTR)cs->lpszName );
if (HIWORD(cs->lpszClass))
cs->lpszClass = HEAP_strdupAtoW( GetProcessHeap(), 0,
(LPCSTR)cs->lpszClass );
*(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)cs;
}
return 1;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs16 =
(MDICREATESTRUCT16 *)PTR_SEG_TO_LIN(*plparam);
MDICREATESTRUCTW *cs =
(MDICREATESTRUCTW *)HeapAlloc( GetProcessHeap(), 0,
sizeof(*cs) + sizeof(LPARAM) );
if (!cs) return -1;
STRUCT32_MDICREATESTRUCT16to32A( cs16, (MDICREATESTRUCTA *)cs );
cs->szTitle = (LPCWSTR)PTR_SEG_TO_LIN(cs16->szTitle);
cs->szClass = (LPCWSTR)PTR_SEG_TO_LIN(cs16->szClass);
if (HIWORD(cs->szTitle))
cs->szTitle = HEAP_strdupAtoW( GetProcessHeap(), 0,
(LPCSTR)cs->szTitle );
if (HIWORD(cs->szClass))
cs->szClass = HEAP_strdupAtoW( GetProcessHeap(), 0,
(LPCSTR)cs->szClass );
*(LPARAM *)(cs + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)cs;
}
return 1;
case WM_GETDLGCODE:
if (*plparam)
{
LPMSG16 msg16 = (LPMSG16)PTR_SEG_TO_LIN(*plparam);
LPMSG msg32 = (LPMSG)HeapAlloc( GetProcessHeap(), 0, sizeof(MSG) );
if (!msg32) return -1;
msg32->hwnd = msg16->hwnd;
msg32->lParam = msg16->lParam;
msg32->time = msg16->time;
CONV_POINT16TO32(&msg16->pt,&msg32->pt);
/* this is right, right? */
if (WINPROC_MapMsg16To32W(hwnd, msg16->message,msg16->wParam,
&msg32->message,&msg32->wParam,
&msg32->lParam)<0) {
HeapFree( GetProcessHeap(), 0, msg32 );
return -1;
}
*plparam = (LPARAM)msg32;
return 1;
}
else return 0;
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
{
char ch = wParam16;
WCHAR wch;
MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
*pwparam32 = wch;
}
return 0;
default: /* No Unicode translation needed */
return WINPROC_MapMsg16To32A( msg16, wParam16, pmsg32,
pwparam32, plparam );
}
}
/**********************************************************************
* WINPROC_UnmapMsg16To32W
*
* Unmap a message that was mapped from 16- to 32-bit Unicode.
*/
LRESULT WINPROC_UnmapMsg16To32W( HWND16 hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
LRESULT result )
{
switch(msg)
{
case EM_GETLINE16:
{
LPARAM *ptr = (LPARAM *)lParam - 1; /* get the old lParam */
WORD len = *(WORD *)lParam;
*ptr = (LPARAM)PTR_SEG_TO_LIN(*ptr);
if(len > 0 && !WideCharToMultiByte(CP_ACP, 0, (LPWSTR)lParam, -1,
(LPSTR)*ptr, len, NULL, NULL))
((LPSTR)*ptr)[len-1] = 0;
HeapFree(GetProcessHeap(), 0, ptr);
}
break;
case EM_REPLACESEL16:
HeapFree(GetProcessHeap(), 0, (void *)lParam);
break;
case WM_GETTEXT:
case WM_SETTEXT:
WINPROC_UnmapMsg32ATo32W( hwnd, msg, wParam, lParam );
break;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCTW *cs = (CREATESTRUCTW *)lParam;
lParam = *(LPARAM *)(cs + 1);
STRUCT32_CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs,
(CREATESTRUCT16 *)PTR_SEG_TO_LIN(lParam) );
if (HIWORD(cs->lpszName))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->lpszName );
if (HIWORD(cs->lpszClass))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->lpszClass );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCTW *cs = (MDICREATESTRUCTW *)lParam;
lParam = *(LPARAM *)(cs + 1);
STRUCT32_MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs,
(MDICREATESTRUCT16 *)PTR_SEG_TO_LIN(lParam) );
if (HIWORD(cs->szTitle))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szTitle );
if (HIWORD(cs->szClass))
HeapFree( GetProcessHeap(), 0, (LPVOID)cs->szClass );
HeapFree( GetProcessHeap(), 0, cs );
}
break;
case WM_GETDLGCODE:
if (lParam)
{
LPMSG msg32 = (LPMSG)lParam;
WINPROC_UnmapMsg16To32W( hwnd, msg32->message, msg32->wParam, msg32->lParam,
result);
HeapFree( GetProcessHeap(), 0, msg32 );
}
break;
default:
return WINPROC_UnmapMsg16To32A( hwnd, msg, wParam, lParam, result );
}
return result;
}
/**********************************************************************
* 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 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:
{
LPSTR str = SEGPTR_STRDUP( (LPSTR)*plparam );
if (!str) return -1;
*plparam = (LPARAM)SEGPTR_GET(str);
}
*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:
{
LPSTR str = SEGPTR_STRDUP( (LPSTR)*plparam );
if (!str) return -1;
*plparam = (LPARAM)SEGPTR_GET(str);
}
*pmsg16 = (UINT16)msg32 + (CB_GETEDITSEL16 - CB_GETEDITSEL);
return 1;
case LB_GETITEMRECT:
{
RECT16 *rect;
rect = (RECT16 *)SEGPTR_ALLOC( sizeof(RECT16) + sizeof(LPARAM) );
if (!rect) return -1;
*(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)SEGPTR_GET(rect);
}
*pmsg16 = LB_GETITEMRECT16;
return 1;
case LB_GETSELITEMS:
{
LPINT16 items;
*pwparam16 = (WPARAM16)min( wParam32, 0x7f80 ); /* Must be < 64K */
if (!(items = SEGPTR_ALLOC( *pwparam16 * sizeof(INT16)
+ sizeof(LPARAM)))) return -1;
*((LPARAM *)items)++ = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)SEGPTR_GET(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 = SEGPTR_ALLOC( *pwparam16 * sizeof(INT16)
+ sizeof(LPARAM)))) return -1;
for (i = 0; i < *pwparam16; i++) stops[i] = *((LPINT)*plparam+i);
*plparam = (LPARAM)SEGPTR_GET(stops);
return 1;
}
*pmsg16 = LB_SETTABSTOPS16;
return 0;
case CB_GETDROPPEDCONTROLRECT:
{
RECT16 *rect;
rect = (RECT16 *)SEGPTR_ALLOC( sizeof(RECT16) + sizeof(LPARAM) );
if (!rect) return -1;
*(LPARAM *)(rect + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)SEGPTR_GET(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_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 = SEGPTR_NEW(COMPAREITEMSTRUCT16);
if (!cis) return -1;
cis->CtlType = (UINT16)cis32->CtlType;
cis->CtlID = (UINT16)cis32->CtlID;
cis->hwndItem = (HWND16)cis32->hwndItem;
cis->itemID1 = (UINT16)cis32->itemID1;
cis->itemData1 = cis32->itemData1;
cis->itemID2 = (UINT16)cis32->itemID2;
cis->itemData2 = cis32->itemData2;
*plparam = (LPARAM)SEGPTR_GET(cis);
}
return 1;
case WM_DELETEITEM:
{
DELETEITEMSTRUCT *dis32 = (DELETEITEMSTRUCT *)*plparam;
DELETEITEMSTRUCT16 *dis = SEGPTR_NEW(DELETEITEMSTRUCT16);
if (!dis) return -1;
dis->CtlType = (UINT16)dis32->CtlType;
dis->CtlID = (UINT16)dis32->CtlID;
dis->itemID = (UINT16)dis32->itemID;
dis->hwndItem = (HWND16)dis32->hwndItem;
dis->itemData = dis32->itemData;
*plparam = (LPARAM)SEGPTR_GET(dis);
}
return 1;
case WM_DRAWITEM:
{
DRAWITEMSTRUCT *dis32 = (DRAWITEMSTRUCT *)*plparam;
DRAWITEMSTRUCT16 *dis = SEGPTR_NEW(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 = (HWND16)dis32->hwndItem;
dis->hDC = (HDC16)dis32->hDC;
dis->itemData = dis32->itemData;
CONV_RECT32TO16( &dis32->rcItem, &dis->rcItem );
*plparam = (LPARAM)SEGPTR_GET(dis);
}
return 1;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT *mis32 = (MEASUREITEMSTRUCT *)*plparam;
MEASUREITEMSTRUCT16 *mis = (MEASUREITEMSTRUCT16 *)
SEGPTR_ALLOC(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 = (LPARAM)SEGPTR_GET(mis);
}
return 1;
case WM_GETMINMAXINFO:
{
MINMAXINFO16 *mmi = (MINMAXINFO16 *)SEGPTR_ALLOC( sizeof(*mmi) +
sizeof(LPARAM) );
if (!mmi) return -1;
STRUCT32_MINMAXINFO32to16( (MINMAXINFO *)*plparam, mmi );
*(LPARAM *)(mmi + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)SEGPTR_GET(mmi);
}
return 1;
case WM_GETTEXT:
{
LPSTR str;
*pwparam16 = (WPARAM16)min( wParam32, 0xff80 ); /* Must be < 64K */
if (!(str = SEGPTR_ALLOC(*pwparam16 + sizeof(LPARAM)))) return -1;
*((LPARAM *)str)++ = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)SEGPTR_GET(str);
}
return 1;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs;
MDICREATESTRUCTA *cs32 = (MDICREATESTRUCTA *)*plparam;
LPSTR name, cls;
if (!(cs = SEGPTR_NEW(MDICREATESTRUCT16))) return -1;
STRUCT32_MDICREATESTRUCT32Ato16( cs32, cs );
name = SEGPTR_STRDUP( cs32->szTitle );
cls = SEGPTR_STRDUP( cs32->szClass );
cs->szTitle = SEGPTR_GET(name);
cs->szClass = SEGPTR_GET(cls);
*plparam = (LPARAM)SEGPTR_GET(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)
{
UINT16 hmenu;
if (((UINT)HIWORD(wParam32) != 0xFFFF) || (*plparam))
{
if((hmenu = GetSubMenu((HMENU16)*plparam, *pwparam16)))
*pwparam16=hmenu;
}
}
/* fall through */
case WM_MENUCHAR:
*plparam = MAKELPARAM( HIWORD(wParam32), (HMENU16)*plparam );
return 0;
case WM_MDIACTIVATE:
{
WND *tempWnd = WIN_FindWndPtr(hwnd);
if( WIDGETS_IsControl(tempWnd, BIC32_MDICLIENT) )
{
*pwparam16 = (HWND)wParam32;
*plparam = 0;
}
else
{
*pwparam16 = ((HWND)*plparam == hwnd);
*plparam = MAKELPARAM( (HWND16)LOWORD(*plparam),
(HWND16)LOWORD(wParam32) );
}
WIN_ReleaseWndPtr(tempWnd);
}
return 0;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS *nc32 = (NCCALCSIZE_PARAMS *)*plparam;
NCCALCSIZE_PARAMS16 *nc = (NCCALCSIZE_PARAMS16 *)SEGPTR_ALLOC( sizeof(*nc) + sizeof(LPARAM) );
if (!nc) return -1;
CONV_RECT32TO16( &nc32->rgrc[0], &nc->rgrc[0] );
if (wParam32)
{
WINDOWPOS16 *wp;
CONV_RECT32TO16( &nc32->rgrc[1], &nc->rgrc[1] );
CONV_RECT32TO16( &nc32->rgrc[2], &nc->rgrc[2] );
if (!(wp = SEGPTR_NEW(WINDOWPOS16)))
{
SEGPTR_FREE(nc);
return -1;
}
STRUCT32_WINDOWPOS32to16( nc32->lppos, wp );
nc->lppos = SEGPTR_GET(wp);
}
*(LPARAM *)(nc + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)SEGPTR_GET(nc);
}
return 1;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs;
CREATESTRUCTA *cs32 = (CREATESTRUCTA *)*plparam;
LPSTR name, cls;
if (!(cs = SEGPTR_NEW(CREATESTRUCT16))) return -1;
STRUCT32_CREATESTRUCT32Ato16( cs32, cs );
name = SEGPTR_STRDUP( cs32->lpszName );
cls = SEGPTR_STRDUP( cs32->lpszClass );
cs->lpszName = SEGPTR_GET(name);
cs->lpszClass = SEGPTR_GET(cls);
*plparam = (LPARAM)SEGPTR_GET(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:
{
LPSTR str = SEGPTR_STRDUP( (LPSTR)*plparam );
if (!str) return -1;
*plparam = (LPARAM)SEGPTR_GET(str);
}
return 1;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS16 *wp = (WINDOWPOS16 *)SEGPTR_ALLOC( sizeof(*wp) +
sizeof(LPARAM) );
if (!wp) return -1;
STRUCT32_WINDOWPOS32to16( (WINDOWPOS *)*plparam, wp );
*(LPARAM *)(wp + 1) = *plparam; /* Store the previous lParam */
*plparam = (LPARAM)SEGPTR_GET(wp);
}
return 1;
case WM_GETDLGCODE:
if (*plparam) {
LPMSG msg32 = (LPMSG) *plparam;
LPMSG16 msg16 = (LPMSG16) SEGPTR_NEW( MSG16 );
if (!msg16) return -1;
msg16->hwnd = msg32->hwnd;
msg16->lParam = msg32->lParam;
msg16->time = msg32->time;
CONV_POINT32TO16(&msg32->pt,&msg16->pt);
/* this is right, right? */
if (WINPROC_MapMsg32ATo16(msg32->hwnd,msg32->message,msg32->wParam,
&msg16->message,&msg16->wParam, &msg16->lParam)<0) {
SEGPTR_FREE( msg16 );
return -1;
}
*plparam = (LPARAM)SEGPTR_GET(msg16);
return 1;
}
return 0;
case WM_ACTIVATEAPP:
if (*plparam) {
*plparam = (LPARAM)THREAD_IdToTEB((DWORD) *plparam)->htask16;
}
return 1;
case WM_ASKCBFORMATNAME:
case WM_DEVMODECHANGE:
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
case WM_WININICHANGE:
FIXME_(msg)("message %04x needs translation\n", msg32 );
return -1;
case WM_SIZING: /* should not be send to 16-bit apps */
return -1;
default: /* No translation needed */
return 0;
}
}
/**********************************************************************
* WINPROC_UnmapMsg32ATo16
*
* Unmap a message that was mapped from 32-bit Ansi to 16-bit.
*/
void WINPROC_UnmapMsg32ATo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
MSGPARAM16* p16 )
{
switch(msg)
{
case LB_ADDFILE:
case LB_ADDSTRING:
case LB_DIR:
case LB_FINDSTRING:
case LB_FINDSTRINGEXACT:
case LB_INSERTSTRING:
case LB_SELECTSTRING:
case LB_SETTABSTOPS:
case CB_ADDSTRING:
case CB_FINDSTRING:
case CB_FINDSTRINGEXACT:
case CB_INSERTSTRING:
case CB_SELECTSTRING:
case CB_DIR:
case WM_COMPAREITEM:
case WM_DELETEITEM:
case WM_DRAWITEM:
case WM_SETTEXT:
SEGPTR_FREE( PTR_SEG_TO_LIN(p16->lParam) );
break;
case CB_GETDROPPEDCONTROLRECT:
case LB_GETITEMRECT:
{
RECT16 *rect = (RECT16 *)PTR_SEG_TO_LIN(p16->lParam);
p16->lParam = *(LPARAM *)(rect + 1);
CONV_RECT16TO32( rect, (RECT *)(p16->lParam));
SEGPTR_FREE( rect );
}
break;
case LB_GETSELITEMS:
{
INT i;
LPINT16 items = (LPINT16)PTR_SEG_TO_LIN(lParam);
p16->lParam = *((LPARAM *)items - 1);
for (i = 0; i < p16->wParam; i++) *((LPINT)(p16->lParam) + i) = items[i];
SEGPTR_FREE( (LPARAM *)items - 1 );
}
break;
case CB_GETEDITSEL:
if( wParam )
*((LPUINT)(wParam)) = LOWORD(p16->lResult);
if( lParam )
*((LPUINT)(lParam)) = HIWORD(p16->lResult); /* FIXME: substract 1? */
break;
case LB_GETTEXT:
case CB_GETLBTEXT:
UnMapLS( (SEGPTR)(p16->lParam) );
break;
case WM_MEASUREITEM:
{
MEASUREITEMSTRUCT16 *mis = (MEASUREITEMSTRUCT16 *)PTR_SEG_TO_LIN(p16->lParam);
MEASUREITEMSTRUCT *mis32 = *(MEASUREITEMSTRUCT **)(mis + 1);
mis32->itemWidth = mis->itemWidth;
mis32->itemHeight = mis->itemHeight;
SEGPTR_FREE(mis);
}
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO16 *mmi = (MINMAXINFO16 *)PTR_SEG_TO_LIN(p16->lParam);
p16->lParam = *(LPARAM *)(mmi + 1);
STRUCT32_MINMAXINFO16to32( mmi, (MINMAXINFO *)(p16->lParam) );
SEGPTR_FREE(mmi);
}
break;
case WM_GETTEXT:
{
LPSTR str = (LPSTR)PTR_SEG_TO_LIN(p16->lParam);
p16->lParam = *((LPARAM *)str - 1);
lstrcpynA( (LPSTR)(p16->lParam), str, p16->wParam );
SEGPTR_FREE( (LPARAM *)str - 1 );
}
break;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs = (MDICREATESTRUCT16*)PTR_SEG_TO_LIN(p16->lParam);
SEGPTR_FREE( PTR_SEG_TO_LIN(cs->szTitle) );
SEGPTR_FREE( PTR_SEG_TO_LIN(cs->szClass) );
SEGPTR_FREE( cs );
}
break;
case WM_MDIGETACTIVE:
if (lParam) *(BOOL *)lParam = (BOOL16)HIWORD(p16->lResult);
p16->lResult = (HWND)LOWORD(p16->lResult);
break;
case WM_NCCALCSIZE:
{
NCCALCSIZE_PARAMS *nc32;
NCCALCSIZE_PARAMS16 *nc = (NCCALCSIZE_PARAMS16 *)PTR_SEG_TO_LIN(p16->lParam);
p16->lParam = *(LPARAM *)(nc + 1);
nc32 = (NCCALCSIZE_PARAMS *)(p16->lParam);
CONV_RECT16TO32( &nc->rgrc[0], &nc32->rgrc[0] );
if (p16->wParam)
{
CONV_RECT16TO32( &nc->rgrc[1], &nc32->rgrc[1] );
CONV_RECT16TO32( &nc->rgrc[2], &nc32->rgrc[2] );
STRUCT32_WINDOWPOS16to32( (WINDOWPOS16 *)PTR_SEG_TO_LIN(nc->lppos),
nc32->lppos );
SEGPTR_FREE( PTR_SEG_TO_LIN(nc->lppos) );
}
SEGPTR_FREE(nc);
}
break;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs = (CREATESTRUCT16 *)PTR_SEG_TO_LIN(p16->lParam);
SEGPTR_FREE( PTR_SEG_TO_LIN(cs->lpszName) );
SEGPTR_FREE( PTR_SEG_TO_LIN(cs->lpszClass) );
SEGPTR_FREE( cs );
}
break;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS16 *wp = (WINDOWPOS16 *)PTR_SEG_TO_LIN(p16->lParam);
p16->lParam = *(LPARAM *)(wp + 1);
STRUCT32_WINDOWPOS16to32( wp, (WINDOWPOS *)p16->lParam );
SEGPTR_FREE(wp);
}
break;
case WM_NOTIFY:
UnMapLS(p16->lParam);
break;
case WM_GETDLGCODE:
if (p16->lParam)
{
LPMSG16 msg16 = (LPMSG16)PTR_SEG_TO_LIN(p16->lParam);
MSGPARAM16 msgp16;
msgp16.wParam=msg16->wParam;
msgp16.lParam=msg16->lParam;
WINPROC_UnmapMsg32ATo16(((LPMSG)lParam)->hwnd, ((LPMSG)lParam)->message,
((LPMSG)lParam)->wParam, ((LPMSG)lParam)->lParam,
&msgp16 );
SEGPTR_FREE(msg16);
}
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.
*/
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:
{
LPSTR str = SEGPTR_STRDUP_WtoA( (LPWSTR)*plparam );
if (!str) return -1;
*plparam = (LPARAM)SEGPTR_GET(str);
}
*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:
{
LPSTR str = SEGPTR_STRDUP_WtoA( (LPWSTR)*plparam );
if (!str) return -1;
*plparam = (LPARAM)SEGPTR_GET(str);
}
*pmsg16 = (UINT16)msg32 + (CB_ADDSTRING16 - CB_ADDSTRING);
return 1;
case WM_NCCREATE:
case WM_CREATE:
{
CREATESTRUCT16 *cs;
CREATESTRUCTW *cs32 = (CREATESTRUCTW *)*plparam;
LPSTR name, cls;
if (!(cs = SEGPTR_NEW(CREATESTRUCT16))) return -1;
STRUCT32_CREATESTRUCT32Ato16( (CREATESTRUCTA *)cs32, cs );
name = SEGPTR_STRDUP_WtoA( cs32->lpszName );
cls = SEGPTR_STRDUP_WtoA( cs32->lpszClass );
cs->lpszName = SEGPTR_GET(name);
cs->lpszClass = SEGPTR_GET(cls);
*plparam = (LPARAM)SEGPTR_GET(cs);
}
return 1;
case WM_MDICREATE:
{
MDICREATESTRUCT16 *cs;
MDICREATESTRUCTW *cs32 = (MDICREATESTRUCTW *)*plparam;
LPSTR name, cls;
if (!(cs = SEGPTR_NEW(MDICREATESTRUCT16))) return -1;
STRUCT32_MDICREATESTRUCT32Ato16( (MDICREATESTRUCTA *)cs32, cs );
name = SEGPTR_STRDUP_WtoA( cs32->szTitle );
cls = SEGPTR_STRDUP_WtoA( cs32->szClass );
cs->szTitle = SEGPTR_GET(name);
cs->szClass = SEGPTR_GET(cls);
*plparam = (LPARAM)SEGPTR_GET(cs);
}
return 1;
case WM_SETTEXT:
{
LPSTR str = SEGPTR_STRDUP_WtoA( (LPWSTR)*plparam );
if (!str) return -1;
*plparam = (LPARAM)SEGPTR_GET(str);
}
return 1;
case LB_GETTEXT:
case CB_GETLBTEXT:
if ( WINPROC_TestLBForStr( hwnd ))
{
LPSTR str = (LPSTR) SEGPTR_ALLOC( 256 ); /* fixme: fixed sized buffer */
if (!str) return -1;
*pmsg16 = (msg32 == LB_GETTEXT)? LB_GETTEXT16 : CB_GETLBTEXT16;
*plparam = (LPARAM)SEGPTR_GET(str);
}
return 1;
case WM_CHAR:
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
{
WCHAR wch = wParam32;
char ch;
WideCharToMultiByte( CP_ACP, 0, &wch, 1, &ch, 1, NULL, NULL);
*pwparam16 = ch;
}
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.
*/
void WINPROC_UnmapMsg32WTo16( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam,
MSGPARAM16* p16 )
{
switch(msg)
{
case WM_GETTEXT:
{
LPSTR str = (LPSTR)PTR_SEG_TO_LIN(p16->lParam);
p16->lParam = *((LPARAM *)str - 1);
MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)p16->lParam, 0x7fffffff );
SEGPTR_FREE( (LPARAM *)str - 1 );
}
break;
case LB_GETTEXT:
case CB_GETLBTEXT:
if ( WINPROC_TestLBForStr( hwnd ))
{
LPSTR str = (LPSTR)PTR_SEG_TO_LIN(p16->lParam);
MultiByteToWideChar( CP_ACP, 0, str, -1, (LPWSTR)lParam, 0x7fffffff );
SEGPTR_FREE( (LPARAM *) str );
}
break;
default:
WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, p16 );
break;
}
}
/**********************************************************************
* WINPROC_CallProc32ATo32W
*
* Call a window procedure, translating args from Ansi to Unicode.
*/
static LRESULT WINPROC_CallProc32ATo32W( WNDPROC func, HWND hwnd,
UINT msg, WPARAM wParam,
LPARAM lParam )
{
LRESULT result;
if (WINPROC_MapMsg32ATo32W( hwnd, msg, &wParam, &lParam ) == -1) return 0;
result = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
WINPROC_UnmapMsg32ATo32W( hwnd, msg, wParam, lParam );
return result;
}
/**********************************************************************
* WINPROC_CallProc32WTo32A
*
* Call a window procedure, translating args from Unicode to Ansi.
*/
static LRESULT WINPROC_CallProc32WTo32A( WNDPROC func, HWND hwnd,
UINT msg, WPARAM wParam,
LPARAM lParam )
{
LRESULT result;
if (WINPROC_MapMsg32WTo32A( hwnd, msg, &wParam, &lParam ) == -1) return 0;
result = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
WINPROC_UnmapMsg32WTo32A( hwnd, msg, wParam, lParam );
return result;
}
/**********************************************************************
* WINPROC_CallProc16To32A
*
* Call a 32-bit window procedure, translating the 16-bit args.
*/
static LRESULT WINPROC_CallProc16To32A( WNDPROC func, HWND16 hwnd,
UINT16 msg, WPARAM16 wParam,
LPARAM lParam )
{
LRESULT result;
UINT msg32;
WPARAM wParam32;
if (WINPROC_MapMsg16To32A( msg, wParam, &msg32, &wParam32, &lParam ) == -1)
return 0;
result = WINPROC_CallWndProc( func, hwnd, msg32, wParam32, lParam );
return WINPROC_UnmapMsg16To32A( hwnd, msg32, wParam32, lParam, result );
}
/**********************************************************************
* WINPROC_Thunk16To32A
*/
static LRESULT WINAPI WINPROC_Thunk16To32A( WNDPROC func, LPBYTE args )
{
HWND16 hwnd = *(HWND16 *)( args+8 );
UINT16 msg = *(HWND16 *)( args+6 );
WPARAM16 wParam = *(HWND16 *)( args+4 );
LPARAM lParam = *(LPARAM *)( args+0 );
return WINPROC_CallProc16To32A( func, hwnd, msg, wParam, lParam );
}
/**********************************************************************
* WINPROC_CallProc16To32W
*
* Call a 32-bit window procedure, translating the 16-bit args.
*/
static LRESULT WINPROC_CallProc16To32W( WNDPROC func, HWND16 hwnd,
UINT16 msg, WPARAM16 wParam,
LPARAM lParam )
{
LRESULT result;
UINT msg32;
WPARAM wParam32;
if (WINPROC_MapMsg16To32W( hwnd, msg, wParam, &msg32, &wParam32, &lParam ) == -1)
return 0;
result = WINPROC_CallWndProc( func, hwnd, msg32, wParam32, lParam );
return WINPROC_UnmapMsg16To32W( hwnd, msg32, wParam32, lParam, result );
}
/**********************************************************************
* WINPROC_Thunk16To32W
*/
static LRESULT WINAPI WINPROC_Thunk16To32W( WNDPROC func, LPBYTE args )
{
HWND16 hwnd = *(HWND16 *)( args+8 );
UINT16 msg = *(HWND16 *)( args+6 );
WPARAM16 wParam = *(HWND16 *)( args+4 );
LPARAM lParam = *(LPARAM *)( args+0 );
return WINPROC_CallProc16To32W( func, hwnd, msg, wParam, lParam );
}
/**********************************************************************
* WINPROC_CallProc32ATo16
*
* Call a 16-bit window procedure, translating the 32-bit args.
*/
static LRESULT WINAPI WINPROC_CallProc32ATo16( WNDPROC16 func, HWND hwnd,
UINT msg, WPARAM wParam,
LPARAM lParam )
{
UINT16 msg16;
MSGPARAM16 mp16;
mp16.lParam = lParam;
if (WINPROC_MapMsg32ATo16( hwnd, msg, wParam,
&msg16, &mp16.wParam, &mp16.lParam ) == -1)
return 0;
mp16.lResult = WINPROC_CallWndProc16( func, hwnd, msg16,
mp16.wParam, mp16.lParam );
WINPROC_UnmapMsg32ATo16( hwnd, msg, wParam, lParam, &mp16 );
return mp16.lResult;
}
/**********************************************************************
* WINPROC_CallProc32WTo16
*
* Call a 16-bit window procedure, translating the 32-bit args.
*/
static LRESULT WINAPI WINPROC_CallProc32WTo16( WNDPROC16 func, HWND hwnd,
UINT msg, WPARAM wParam,
LPARAM lParam )
{
UINT16 msg16;
MSGPARAM16 mp16;
mp16.lParam = lParam;
if (WINPROC_MapMsg32WTo16( hwnd, msg, wParam, &msg16, &mp16.wParam,
&mp16.lParam ) == -1)
return 0;
mp16.lResult = WINPROC_CallWndProc16( func, hwnd, msg16,
mp16.wParam, mp16.lParam );
WINPROC_UnmapMsg32WTo16( hwnd, msg, wParam, lParam, &mp16 );
return mp16.lResult;
}
/**********************************************************************
* CallWindowProc16 (USER.122)
*/
LRESULT WINAPI CallWindowProc16( WNDPROC16 func, HWND16 hwnd, UINT16 msg,
WPARAM16 wParam, LPARAM lParam )
{
WINDOWPROC *proc = WINPROC_GetPtr( func );
if (!proc)
return WINPROC_CallWndProc16( func, hwnd, msg, wParam, lParam );
#if testing
func = WINPROC_GetProc( (HWINDOWPROC)proc, WIN_PROC_16 );
return WINPROC_CallWndProc16( func, hwnd, msg, wParam, lParam );
#endif
switch(proc->type)
{
case WIN_PROC_16:
if (!proc->thunk.t_from32.proc) return 0;
return WINPROC_CallWndProc16( proc->thunk.t_from32.proc,
hwnd, msg, wParam, lParam );
case WIN_PROC_32A:
if (!proc->thunk.t_from16.proc) return 0;
return WINPROC_CallProc16To32A( proc->thunk.t_from16.proc,
hwnd, msg, wParam, lParam );
case WIN_PROC_32W:
if (!proc->thunk.t_from16.proc) return 0;
return WINPROC_CallProc16To32W( proc->thunk.t_from16.proc,
hwnd, msg, wParam, lParam );
default:
WARN_(relay)("Invalid proc %p\n", proc );
return 0;
}
}
/**********************************************************************
* CallWindowProcA (USER32.18)
*
* 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 = WINPROC_GetPtr( (WNDPROC16)func );
if (!proc) return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
#if testing
func = WINPROC_GetProc( (HWINDOWPROC)proc, WIN_PROC_32A );
return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
#endif
switch(proc->type)
{
case WIN_PROC_16:
if (!proc->thunk.t_from32.proc) return 0;
return WINPROC_CallProc32ATo16( proc->thunk.t_from32.proc,
hwnd, msg, wParam, lParam );
case WIN_PROC_32A:
if (!proc->thunk.t_from16.proc) return 0;
return WINPROC_CallWndProc( proc->thunk.t_from16.proc,
hwnd, msg, wParam, lParam );
case WIN_PROC_32W:
if (!proc->thunk.t_from16.proc) return 0;
return WINPROC_CallProc32ATo32W( proc->thunk.t_from16.proc,
hwnd, msg, wParam, lParam );
default:
WARN_(relay)("Invalid proc %p\n", proc );
return 0;
}
}
/**********************************************************************
* CallWindowProcW (USER32.19)
*/
LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg,
WPARAM wParam, LPARAM lParam )
{
WINDOWPROC *proc = WINPROC_GetPtr( (WNDPROC16)func );
if (!proc) return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
#if testing
func = WINPROC_GetProc( (HWINDOWPROC)proc, WIN_PROC_32W );
return WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
#endif
switch(proc->type)
{
case WIN_PROC_16:
if (!proc->thunk.t_from32.proc) return 0;
return WINPROC_CallProc32WTo16( proc->thunk.t_from32.proc,
hwnd, msg, wParam, lParam );
case WIN_PROC_32A:
if (!proc->thunk.t_from16.proc) return 0;
return WINPROC_CallProc32WTo32A( proc->thunk.t_from16.proc,
hwnd, msg, wParam, lParam );
case WIN_PROC_32W:
if (!proc->thunk.t_from16.proc) return 0;
return WINPROC_CallWndProc( proc->thunk.t_from16.proc,
hwnd, msg, wParam, lParam );
default:
WARN_(relay)("Invalid proc %p\n", proc );
return 0;
}
}