Sweden-Number/dlls/user/msg16.c

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/*
* 16-bit messaging support
*
* Copyright 2001 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "wine/winuser16.h"
#include "wownt32.h"
#include "winerror.h"
#include "win.h"
#include "user_private.h"
#include "winproc.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msg);
DWORD USER16_AlertableWait = 0;
/***********************************************************************
* SendMessage (USER.111)
*/
LRESULT WINAPI SendMessage16( HWND16 hwnd16, UINT16 msg, WPARAM16 wparam, LPARAM lparam )
{
LRESULT result;
UINT msg32;
WPARAM wparam32;
HWND hwnd = WIN_Handle32( hwnd16 );
if (hwnd != HWND_BROADCAST && WIN_IsCurrentThread(hwnd))
{
/* call 16-bit window proc directly */
WNDPROC16 winproc;
/* first the WH_CALLWNDPROC hook */
if (HOOK_IsHooked( WH_CALLWNDPROC ))
{
LPARAM lparam32 = lparam;
if (WINPROC_MapMsg16To32A( hwnd, msg, wparam, &msg32, &wparam32, &lparam32 ) != -1)
{
CWPSTRUCT cwp;
cwp.hwnd = hwnd;
cwp.message = msg32;
cwp.wParam = wparam32;
cwp.lParam = lparam32;
HOOK_CallHooks( WH_CALLWNDPROC, HC_ACTION, 1, (LPARAM)&cwp, FALSE );
WINPROC_UnmapMsg16To32A( hwnd, msg32, wparam32, lparam32, 0 );
/* FIXME: should reflect changes back into the message we send */
}
}
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if (!(winproc = (WNDPROC16)GetWindowLong16( hwnd16, GWLP_WNDPROC ))) return 0;
SPY_EnterMessage( SPY_SENDMESSAGE16, hwnd, msg, wparam, lparam );
result = CallWindowProc16( winproc, hwnd16, msg, wparam, lparam );
SPY_ExitMessage( SPY_RESULT_OK16, hwnd, msg, result, wparam, lparam );
}
else /* map to 32-bit unicode for inter-thread/process message */
{
if (WINPROC_MapMsg16To32W( hwnd, msg, wparam, &msg32, &wparam32, &lparam ) == -1)
return 0;
result = WINPROC_UnmapMsg16To32W( hwnd, msg32, wparam32, lparam,
SendMessageW( hwnd, msg32, wparam32, lparam ),
NULL );
}
return result;
}
/***********************************************************************
* PostMessage (USER.110)
*/
BOOL16 WINAPI PostMessage16( HWND16 hwnd16, UINT16 msg, WPARAM16 wparam, LPARAM lparam )
{
WPARAM wparam32;
UINT msg32;
HWND hwnd = WIN_Handle32( hwnd16 );
switch (WINPROC_MapMsg16To32W( hwnd, msg, wparam, &msg32, &wparam32, &lparam ))
{
case 0:
return PostMessageW( hwnd, msg32, wparam32, lparam );
case 1:
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ERR( "16-bit message 0x%04x contains pointer, cannot post\n", msg );
return FALSE;
default:
return FALSE;
}
}
/***********************************************************************
* PostAppMessage (USER.116)
*/
BOOL16 WINAPI PostAppMessage16( HTASK16 hTask, UINT16 msg, WPARAM16 wparam, LPARAM lparam )
{
WPARAM wparam32;
UINT msg32;
DWORD tid = HTASK_32( hTask );
if (!tid) return FALSE;
switch (WINPROC_MapMsg16To32W( 0, msg, wparam, &msg32, &wparam32, &lparam ))
{
case 0:
return PostThreadMessageW( tid, msg32, wparam32, lparam );
case 1:
ERR( "16-bit message %x contains pointer, cannot post\n", msg );
return FALSE;
default:
return FALSE;
}
}
/***********************************************************************
* InSendMessage (USER.192)
*/
BOOL16 WINAPI InSendMessage16(void)
{
return InSendMessage();
}
/***********************************************************************
* ReplyMessage (USER.115)
*/
void WINAPI ReplyMessage16( LRESULT result )
{
ReplyMessage( result );
}
/***********************************************************************
* PeekMessage32 (USER.819)
*/
BOOL16 WINAPI PeekMessage32_16( MSG32_16 *msg16, HWND16 hwnd16,
UINT16 first, UINT16 last, UINT16 flags,
BOOL16 wHaveParamHigh )
{
MSG msg;
HWND hwnd = WIN_Handle32( hwnd16 );
if(USER16_AlertableWait)
MsgWaitForMultipleObjectsEx( 0, NULL, 1, 0, MWMO_ALERTABLE );
if (!PeekMessageW( &msg, hwnd, first, last, flags )) return FALSE;
msg16->msg.hwnd = HWND_16( msg.hwnd );
msg16->msg.lParam = msg.lParam;
msg16->msg.time = msg.time;
msg16->msg.pt.x = (INT16)msg.pt.x;
msg16->msg.pt.y = (INT16)msg.pt.y;
if (wHaveParamHigh) msg16->wParamHigh = HIWORD(msg.wParam);
return (WINPROC_MapMsg32WTo16( msg.hwnd, msg.message, msg.wParam,
&msg16->msg.message, &msg16->msg.wParam,
&msg16->msg.lParam ) != -1);
}
/***********************************************************************
* DefWindowProc (USER.107)
*/
LRESULT WINAPI DefWindowProc16( HWND16 hwnd16, UINT16 msg, WPARAM16 wParam, LPARAM lParam )
{
LRESULT result;
HWND hwnd = WIN_Handle32( hwnd16 );
SPY_EnterMessage( SPY_DEFWNDPROC16, hwnd, msg, wParam, lParam );
switch(msg)
{
case WM_NCCREATE:
{
CREATESTRUCT16 *cs16 = MapSL(lParam);
CREATESTRUCTA cs32;
cs32.lpCreateParams = (LPVOID)cs16->lpCreateParams;
cs32.hInstance = HINSTANCE_32(cs16->hInstance);
cs32.hMenu = HMENU_32(cs16->hMenu);
cs32.hwndParent = WIN_Handle32(cs16->hwndParent);
cs32.cy = cs16->cy;
cs32.cx = cs16->cx;
cs32.y = cs16->y;
cs32.x = cs16->x;
cs32.style = cs16->style;
cs32.dwExStyle = cs16->dwExStyle;
cs32.lpszName = MapSL(cs16->lpszName);
cs32.lpszClass = MapSL(cs16->lpszClass);
result = DefWindowProcA( hwnd, msg, wParam, (LPARAM)&cs32 );
}
break;
case WM_NCCALCSIZE:
{
RECT16 *rect16 = MapSL(lParam);
RECT rect32;
rect32.left = rect16->left;
rect32.top = rect16->top;
rect32.right = rect16->right;
rect32.bottom = rect16->bottom;
result = DefWindowProcA( hwnd, msg, wParam, (LPARAM)&rect32 );
rect16->left = rect32.left;
rect16->top = rect32.top;
rect16->right = rect32.right;
rect16->bottom = rect32.bottom;
}
break;
case WM_WINDOWPOSCHANGING:
case WM_WINDOWPOSCHANGED:
{
WINDOWPOS16 *pos16 = MapSL(lParam);
WINDOWPOS pos32;
pos32.hwnd = WIN_Handle32(pos16->hwnd);
pos32.hwndInsertAfter = WIN_Handle32(pos16->hwndInsertAfter);
pos32.x = pos16->x;
pos32.y = pos16->y;
pos32.cx = pos16->cx;
pos32.cy = pos16->cy;
pos32.flags = pos16->flags;
result = DefWindowProcA( hwnd, msg, wParam, (LPARAM)&pos32 );
pos16->hwnd = HWND_16(pos32.hwnd);
pos16->hwndInsertAfter = HWND_16(pos32.hwndInsertAfter);
pos16->x = pos32.x;
pos16->y = pos32.y;
pos16->cx = pos32.cx;
pos16->cy = pos32.cy;
pos16->flags = pos32.flags;
}
break;
case WM_GETTEXT:
case WM_SETTEXT:
result = DefWindowProcA( hwnd, msg, wParam, (LPARAM)MapSL(lParam) );
break;
default:
result = DefWindowProcA( hwnd, msg, wParam, lParam );
break;
}
SPY_ExitMessage( SPY_RESULT_DEFWND16, hwnd, msg, result, wParam, lParam );
return result;
}
/***********************************************************************
* PeekMessage (USER.109)
*/
BOOL16 WINAPI PeekMessage16( MSG16 *msg, HWND16 hwnd,
UINT16 first, UINT16 last, UINT16 flags )
{
return PeekMessage32_16( (MSG32_16 *)msg, hwnd, first, last, flags, FALSE );
}
/***********************************************************************
* GetMessage32 (USER.820)
*/
BOOL16 WINAPI GetMessage32_16( MSG32_16 *msg16, HWND16 hwnd16, UINT16 first,
UINT16 last, BOOL16 wHaveParamHigh )
{
MSG msg;
HWND hwnd = WIN_Handle32( hwnd16 );
do
{
if(USER16_AlertableWait)
MsgWaitForMultipleObjectsEx( 0, NULL, INFINITE, 0, MWMO_ALERTABLE );
GetMessageW( &msg, hwnd, first, last );
msg16->msg.hwnd = HWND_16( msg.hwnd );
msg16->msg.lParam = msg.lParam;
msg16->msg.time = msg.time;
msg16->msg.pt.x = (INT16)msg.pt.x;
msg16->msg.pt.y = (INT16)msg.pt.y;
if (wHaveParamHigh) msg16->wParamHigh = HIWORD(msg.wParam);
}
while (WINPROC_MapMsg32WTo16( msg.hwnd, msg.message, msg.wParam,
&msg16->msg.message, &msg16->msg.wParam,
&msg16->msg.lParam ) == -1);
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TRACE( "message %04x, hwnd %p, filter(%04x - %04x)\n",
msg16->msg.message, hwnd, first, last );
return msg16->msg.message != WM_QUIT;
}
/***********************************************************************
* GetMessage (USER.108)
*/
BOOL16 WINAPI GetMessage16( MSG16 *msg, HWND16 hwnd, UINT16 first, UINT16 last )
{
return GetMessage32_16( (MSG32_16 *)msg, hwnd, first, last, FALSE );
}
/***********************************************************************
* TranslateMessage32 (USER.821)
*/
BOOL16 WINAPI TranslateMessage32_16( const MSG32_16 *msg, BOOL16 wHaveParamHigh )
{
MSG msg32;
msg32.hwnd = WIN_Handle32( msg->msg.hwnd );
msg32.message = msg->msg.message;
msg32.wParam = MAKEWPARAM( msg->msg.wParam, wHaveParamHigh ? msg->wParamHigh : 0 );
msg32.lParam = msg->msg.lParam;
return TranslateMessage( &msg32 );
}
/***********************************************************************
* TranslateMessage (USER.113)
*/
BOOL16 WINAPI TranslateMessage16( const MSG16 *msg )
{
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return TranslateMessage32_16( (const MSG32_16 *)msg, FALSE );
}
/***********************************************************************
* DispatchMessage (USER.114)
*/
LONG WINAPI DispatchMessage16( const MSG16* msg )
{
WND * wndPtr;
WNDPROC16 winproc;
LONG retval;
HWND hwnd = WIN_Handle32( msg->hwnd );
/* Process timer messages */
if ((msg->message == WM_TIMER) || (msg->message == WM_SYSTIMER))
{
if (msg->lParam)
return CallWindowProc16( (WNDPROC16)msg->lParam, msg->hwnd,
msg->message, msg->wParam, GetTickCount() );
}
if (!(wndPtr = WIN_GetPtr( hwnd )))
{
if (msg->hwnd) SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
if (wndPtr == WND_OTHER_PROCESS || wndPtr == WND_DESKTOP)
{
if (IsWindow( hwnd )) SetLastError( ERROR_MESSAGE_SYNC_ONLY );
else SetLastError( ERROR_INVALID_WINDOW_HANDLE );
return 0;
}
winproc = WINPROC_GetProc16( wndPtr->winproc );
WIN_ReleasePtr( wndPtr );
SPY_EnterMessage( SPY_DISPATCHMESSAGE16, hwnd, msg->message, msg->wParam, msg->lParam );
retval = CallWindowProc16( winproc, msg->hwnd, msg->message, msg->wParam, msg->lParam );
SPY_ExitMessage( SPY_RESULT_OK16, hwnd, msg->message, retval, msg->wParam, msg->lParam );
return retval;
}
/***********************************************************************
* DispatchMessage32 (USER.822)
*/
LONG WINAPI DispatchMessage32_16( const MSG32_16 *msg16, BOOL16 wHaveParamHigh )
{
if (wHaveParamHigh == FALSE)
return DispatchMessage16( &msg16->msg );
else
{
MSG msg;
msg.hwnd = WIN_Handle32( msg16->msg.hwnd );
msg.message = msg16->msg.message;
msg.wParam = MAKEWPARAM( msg16->msg.wParam, msg16->wParamHigh );
msg.lParam = msg16->msg.lParam;
msg.time = msg16->msg.time;
msg.pt.x = msg16->msg.pt.x;
msg.pt.y = msg16->msg.pt.y;
return DispatchMessageA( &msg );
}
}
/***********************************************************************
* IsDialogMessage (USER.90)
*/
BOOL16 WINAPI IsDialogMessage16( HWND16 hwndDlg, MSG16 *msg16 )
{
MSG msg;
HWND hwndDlg32;
msg.hwnd = WIN_Handle32(msg16->hwnd);
hwndDlg32 = WIN_Handle32(hwndDlg);
switch(msg16->message)
{
case WM_KEYDOWN:
case WM_CHAR:
case WM_SYSCHAR:
msg.lParam = msg16->lParam;
WINPROC_MapMsg16To32W( msg.hwnd, msg16->message, msg16->wParam,
&msg.message, &msg.wParam, &msg.lParam );
/* these messages don't need an unmap */
return IsDialogMessageW( hwndDlg32, &msg );
}
if ((hwndDlg32 != msg.hwnd) && !IsChild( hwndDlg32, msg.hwnd )) return FALSE;
TranslateMessage16( msg16 );
DispatchMessage16( msg16 );
return TRUE;
}
/***********************************************************************
* MsgWaitForMultipleObjects (USER.640)
*/
DWORD WINAPI MsgWaitForMultipleObjects16( DWORD count, CONST HANDLE *handles,
BOOL wait_all, DWORD timeout, DWORD mask )
{
return MsgWaitForMultipleObjectsEx( count, handles, timeout, mask,
wait_all ? MWMO_WAITALL : 0 );
}
/**********************************************************************
* SetDoubleClickTime (USER.20)
*/
void WINAPI SetDoubleClickTime16( UINT16 interval )
{
SetDoubleClickTime( interval );
}
/**********************************************************************
* GetDoubleClickTime (USER.21)
*/
UINT16 WINAPI GetDoubleClickTime16(void)
{
return GetDoubleClickTime();
}
/***********************************************************************
* PostQuitMessage (USER.6)
*/
void WINAPI PostQuitMessage16( INT16 exitCode )
{
PostQuitMessage( exitCode );
}
/**********************************************************************
* GetKeyState (USER.106)
*/
INT16 WINAPI GetKeyState16(INT16 vkey)
{
return GetKeyState(vkey);
}
/**********************************************************************
* GetKeyboardState (USER.222)
*/
BOOL WINAPI GetKeyboardState16( LPBYTE state )
{
return GetKeyboardState( state );
}
/**********************************************************************
* SetKeyboardState (USER.223)
*/
BOOL WINAPI SetKeyboardState16( LPBYTE state )
{
return SetKeyboardState( state );
}
/***********************************************************************
* SetMessageQueue (USER.266)
*/
BOOL16 WINAPI SetMessageQueue16( INT16 size )
{
return SetMessageQueue( size );
}
/***********************************************************************
* GetQueueStatus (USER.334)
*/
DWORD WINAPI GetQueueStatus16( UINT16 flags )
{
return GetQueueStatus( flags );
}
/***********************************************************************
* GetInputState (USER.335)
*/
BOOL16 WINAPI GetInputState16(void)
{
return GetInputState();
}
/**********************************************************************
* TranslateAccelerator (USER.178)
*/
INT16 WINAPI TranslateAccelerator16( HWND16 hwnd, HACCEL16 hAccel, LPMSG16 msg )
{
MSG msg32;
if (!msg) return 0;
msg32.message = msg->message;
/* msg32.hwnd not used */
msg32.wParam = msg->wParam;
msg32.lParam = msg->lParam;
return TranslateAcceleratorW( WIN_Handle32(hwnd), HACCEL_32(hAccel), &msg32 );
}
/**********************************************************************
* TranslateMDISysAccel (USER.451)
*/
BOOL16 WINAPI TranslateMDISysAccel16( HWND16 hwndClient, LPMSG16 msg )
{
if (msg->message == WM_KEYDOWN || msg->message == WM_SYSKEYDOWN)
{
MSG msg32;
msg32.hwnd = WIN_Handle32(msg->hwnd);
msg32.message = msg->message;
msg32.wParam = msg->wParam;
msg32.lParam = msg->lParam;
/* MDICLIENTINFO is still the same for win32 and win16 ... */
return TranslateMDISysAccel( WIN_Handle32(hwndClient), &msg32 );
}
return 0;
}