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In Windows, the leading byte for multibyte characters are set to upper 

byte. If single byte character is used, the upper byte is set to 0.
This commit is contained in:
Yoshiro Takeno 2004-01-26 20:20:07 +00:00 committed by Alexandre Julliard
parent b9e56b9b99
commit c91d9f0c90
4 changed files with 19 additions and 12 deletions
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3
controls/edit.c
View File

@ -772,7 +772,8 @@ static LRESULT WINAPI EditWndProc_common( HWND hwnd, UINT msg,
strng[0] = wParam >> 8;
strng[1] = wParam & 0xff;
MultiByteToWideChar(CP_ACP, 0, strng, 2, &charW, 1);
if (strng[0]) MultiByteToWideChar(CP_ACP, 0, strng, 2, &charW, 1);
else MultiByteToWideChar(CP_ACP, 0, &strng[1], 1, &charW, 1);
EDIT_WM_Char(es, charW);
break;
}

10
dlls/user/message.c
View File

@ -347,7 +347,8 @@ static WPARAM map_wparam_AtoW( UINT message, WPARAM wparam )
WCHAR wch;
ch[0] = (wparam >> 8);
ch[1] = (wparam & 0xff);
MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
if (ch[0]) MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
else MultiByteToWideChar(CP_ACP, 0, &ch[1], 1, &wch, 1);
wparam = MAKEWPARAM( wch, HIWORD(wparam) );
}
break;
@ -384,9 +385,10 @@ static WPARAM map_wparam_WtoA( UINT message, WPARAM wparam )
WCHAR wch = LOWORD(wparam);
BYTE ch[2];
ch[1] = 0;
WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL );
wparam = MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(wparam) );
if (WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL ) == 2)
wparam = MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(wparam) );
else
wparam = MAKEWPARAM( ch[0], HIWORD(wparam) );
}
break;
}

6
windows/defwnd.c
View File

@ -871,9 +871,9 @@ LRESULT WINAPI DefWindowProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam
CHAR chChar1 = (CHAR)( (wParam>>8) & 0xff );
CHAR chChar2 = (CHAR)( wParam & 0xff );
SendMessageA( hwnd, WM_CHAR, (WPARAM)chChar1, lParam );
if ( IsDBCSLeadByte( chChar1 ) )
SendMessageA( hwnd, WM_CHAR, (WPARAM)chChar2, lParam );
if (chChar1)
SendMessageA( hwnd, WM_CHAR, (WPARAM)chChar1, lParam );
SendMessageA( hwnd, WM_CHAR, (WPARAM)chChar2, lParam );
}
break;
case WM_IME_KEYDOWN:

12
windows/winproc.c
View File

@ -797,7 +797,10 @@ INT WINPROC_MapMsg32ATo32W( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plpara
WCHAR wch;
ch[0] = (*pwparam >> 8);
ch[1] = *pwparam & 0xff;
MultiByteToWideChar(CP_ACP, 0, ch, 2, &wch, 1);
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) );
}
return 0;
@ -1092,9 +1095,10 @@ INT WINPROC_MapMsg32WTo32A( HWND hwnd, UINT msg, WPARAM *pwparam, LPARAM *plpara
WCHAR wch = LOWORD(*pwparam);
BYTE ch[2];
ch[1] = 0;
WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL );
*pwparam = MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(*pwparam) );
if (WideCharToMultiByte( CP_ACP, 0, &wch, 1, ch, 2, NULL, NULL ) == 2)
*pwparam = MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(*pwparam) );
else
*pwparam = MAKEWPARAM( ch[0], HIWORD(*pwparam) );
}
return 0;