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user: Added helper functions for A<->W conversion of single characters.

This commit is contained in:
Alexandre Julliard 2006-05-18 16:31:36 +02:00
parent 3fe201c308
commit 2ff505c2cf
1 changed files with 40 additions and 73 deletions
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113
dlls/user/winproc.c
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@ -381,6 +381,32 @@ static void MDICREATESTRUCT16to32A( const MDICREATESTRUCT16* from, MDICREATESTRU
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) );
}
/**********************************************************************
* WINPROC_CallWndProc32
*
@ -763,26 +789,11 @@ INT WINPROC_MapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plpara
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
case EM_SETPASSWORDCHAR:
{
CHAR ch = LOWORD(*pwparam);
WCHAR wch;
MultiByteToWideChar(CP_ACP, 0, &ch, 1, &wch, 1);
*pwparam = MAKEWPARAM( wch, HIWORD(*pwparam) );
}
*pwparam = map_wparam_char_AtoW( *pwparam, 1 );
return 0;
case WM_IME_CHAR:
{
CHAR ch[2];
WCHAR wch;
ch[0] = (*pwparam >> 8);
ch[1] = *pwparam & 0xff;
if (ch[0])
MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
else
MultiByteToWideChar(CP_ACP, 0, &ch[1], 1, &wch, 1);
*pwparam = MAKEWPARAM( wch, HIWORD(*pwparam) );
}
*pwparam = map_wparam_char_AtoW( *pwparam, 2 );
return 0;
case WM_PAINTCLIPBOARD:
@ -1429,9 +1440,6 @@ LRESULT WINPROC_UnmapMsg16To32A( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lPar
INT WINPROC_MapMsg16To32W( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
WPARAM *pwparam32, LPARAM *plparam )
{
CHAR ch;
WCHAR wch;
*pmsg32=(UINT)msg16;
*pwparam32 = (WPARAM)wParam16;
switch(msg16)
@ -1509,9 +1517,7 @@ INT WINPROC_MapMsg16To32W( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pms
case WM_DEADCHAR:
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
ch = msg16->wParam;
MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
msg32->wParam = wch;
msg32->wParam = map_wparam_char_AtoW( msg16->wParam, 1 );
break;
}
*plparam = (LPARAM)msg32;
@ -1520,27 +1526,22 @@ INT WINPROC_MapMsg16To32W( HWND hwnd, UINT16 msg16, WPARAM16 wParam16, UINT *pms
else return 0;
case WM_CHARTOITEM:
ch = wParam16;
MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
*pwparam32 = MAKEWPARAM( wch, HIWORD(*plparam) );
*pwparam32 = MAKEWPARAM( map_wparam_char_AtoW( wParam16, 1 ), HIWORD(*plparam) );
*plparam = (LPARAM)WIN_Handle32( LOWORD(*plparam) );
return 0;
case WM_MENUCHAR:
ch = wParam16;
MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
*pwparam32 = MAKEWPARAM( wch, LOWORD(*plparam) );
*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:
ch = wParam16;
MultiByteToWideChar( CP_ACP, 0, &ch, 1, &wch, 1);
*pwparam32 = wch;
*pwparam32 = map_wparam_char_AtoW( wParam16, 1 );
return 0;
case WM_IME_CHAR:
return WINPROC_MapMsg32ATo32W( hwnd, *pmsg32, pwparam32, plparam );
*pwparam32 = map_wparam_char_AtoW( wParam16, 2 );
return 0;
default: /* No Unicode translation needed */
return WINPROC_MapMsg16To32A( hwnd, msg16, wParam16, pmsg32,
@ -2397,9 +2398,6 @@ INT WINPROC_MapMsg32WTo16( HWND hwnd, UINT msg32, WPARAM wParam32,
UINT16 *pmsg16, WPARAM16 *pwparam16,
LPARAM *plparam )
{
BYTE ch;
WCHAR wch;
*pmsg16 = LOWORD(msg32);
*pwparam16 = LOWORD(wParam32);
switch(msg32)
@ -2483,35 +2481,21 @@ INT WINPROC_MapMsg32WTo16( HWND hwnd, UINT msg32, WPARAM wParam32,
return 1;
case WM_CHARTOITEM:
wch = LOWORD(wParam32);
WideCharToMultiByte( CP_ACP, 0, &wch, 1, (LPSTR)&ch, 1, NULL, NULL);
*pwparam16 = ch;
*pwparam16 = map_wparam_char_WtoA( wParam32, 1 );
*plparam = MAKELPARAM( (HWND16)*plparam, HIWORD(wParam32) );
return 0;
case WM_MENUCHAR:
wch = LOWORD(wParam32);
WideCharToMultiByte( CP_ACP, 0, &wch, 1, (LPSTR)&ch, 1, NULL, NULL);
*pwparam16 = ch;
*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:
wch = wParam32;
WideCharToMultiByte( CP_ACP, 0, &wch, 1, (LPSTR)&ch, 1, NULL, NULL);
*pwparam16 = ch;
*pwparam16 = map_wparam_char_WtoA( wParam32, 1 );
return 0;
case WM_IME_CHAR:
{
BYTE ch[2];
wch = wParam32;
if (WideCharToMultiByte( CP_ACP, 0, &wch, 1, (LPSTR)ch, 2, NULL, NULL ) == 2)
*pwparam16 = (ch[0] << 8) | ch[1];
else
*pwparam16 = ch[0];
}
*pwparam16 = map_wparam_char_WtoA( wParam32, 2 );
return 0;
default: /* No Unicode translation needed (?) */
@ -2864,28 +2848,11 @@ static LRESULT WINPROC_CallProc32WTo32A( WNDPROC func, HWND hwnd, UINT msg, WPAR
case WM_SYSCHAR:
case WM_SYSDEADCHAR:
case EM_SETPASSWORDCHAR:
{
WCHAR wch = LOWORD(wParam);
BYTE ch;
RtlUnicodeToMultiByteN( (LPSTR)&ch, 1, NULL, &wch, sizeof(WCHAR) );
wParam = MAKEWPARAM( ch, HIWORD(wParam) );
ret = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
}
ret = WINPROC_CallWndProc( func, hwnd, msg, map_wparam_char_WtoA(wParam,1), lParam );
break;
case WM_IME_CHAR:
{
WCHAR wch = LOWORD(wParam);
BYTE ch[2];
DWORD len;
RtlUnicodeToMultiByteN( (LPSTR)ch, 2, &len, &wch, sizeof(WCHAR) );
if (len == 2)
wParam = MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(wParam) );
else
wParam = MAKEWPARAM( ch[0], HIWORD(wParam) );
ret = WINPROC_CallWndProc( func, hwnd, msg, wParam, lParam );
}
ret = WINPROC_CallWndProc( func, hwnd, msg, map_wparam_char_WtoA(wParam,2), lParam );
break;
case WM_PAINTCLIPBOARD: