Rémi Bernon : win32u: Use KBDTABLES for NtUserToUnicodeEx.
Module: wine Branch: master Commit: 2d3516cde91f4e574d0970a7609c98ba72986272 URL: https://gitlab.winehq.org/wine/wine/-/commit/2d3516cde91f4e574d0970a7609c98b... Author: Rémi Bernon <rbernon(a)codeweavers.com> Date: Sat Jan 7 21:41:11 2023 +0100 win32u: Use KBDTABLES for NtUserToUnicodeEx. --- dlls/win32u/input.c | 122 ++++++++++++++++++++++------------------------------ 1 file changed, 52 insertions(+), 70 deletions(-) diff --git a/dlls/win32u/input.c b/dlls/win32u/input.c index fd4d11e8b82..36f2a45f4ef 100644 --- a/dlls/win32u/input.c +++ b/dlls/win32u/input.c @@ -462,6 +462,20 @@ static UINT kbd_tables_get_mod_bits( const KBDTABLES *tables, UINT mod ) return -1; } +static UINT kbd_tables_get_mod_num( const KBDTABLES *tables, const BYTE *state, BOOL caps ) +{ + const MODIFIERS *mods = tables->pCharModifiers; + const VK_TO_BIT *entry; + WORD bits = 0; + + for (entry = mods->pVkToBit; entry->Vk; ++entry) + if (state[entry->Vk] & 0x80) bits |= entry->ModBits; + if (caps) bits |= KBDSHIFT; + + if (bits > mods->wMaxModBits) return -1; + return mods->ModNumber[bits]; +} + static WORD kbd_tables_wchar_to_vkey( const KBDTABLES *tables, WCHAR wch ) { const VK_TO_WCHAR_TABLE *table; @@ -488,6 +502,37 @@ static WORD kbd_tables_wchar_to_vkey( const KBDTABLES *tables, WCHAR wch ) return wch >= 0x0080 ? -1 : 0; } +static WCHAR kbd_tables_vkey_to_wchar( const KBDTABLES *tables, UINT vkey, const BYTE *state ) +{ + UINT mod, caps_mod, alt, ctrl, caps; + const VK_TO_WCHAR_TABLE *table; + const VK_TO_WCHARS1 *entry; + + alt = state[VK_MENU] & 0x80; + ctrl = state[VK_CONTROL] & 0x80; + caps = state[VK_CAPITAL] & 1; + + if (ctrl && alt) return WCH_NONE; + if (!ctrl && vkey == VK_ESCAPE) return VK_ESCAPE; + + mod = caps_mod = kbd_tables_get_mod_num( tables, state, FALSE ); + if (caps) caps_mod = kbd_tables_get_mod_num( tables, state, TRUE ); + + for (table = tables->pVkToWcharTable; table->pVkToWchars; table++) + { + if (table->nModifications <= mod) continue; + for (entry = table->pVkToWchars; entry->VirtualKey; entry = NEXT_ENTRY(table, entry)) + { + if (entry->VirtualKey != vkey) continue; + if ((entry->Attributes & CAPLOK) && table->nModifications > caps_mod) return entry->wch[caps_mod]; + return entry->wch[mod]; + } + } + + if (ctrl && vkey >= 'A' && vkey <= 'Z') return vkey - 'A' + 1; + return WCH_NONE; +} + #undef NEXT_ENTRY /********************************************************************** @@ -1079,86 +1124,23 @@ INT WINAPI NtUserGetKeyNameText( LONG lparam, WCHAR *buffer, INT size ) INT WINAPI NtUserToUnicodeEx( UINT virt, UINT scan, const BYTE *state, WCHAR *str, int size, UINT flags, HKL layout ) { - BOOL shift, ctrl, alt, numlock; - WCHAR buffer[2]; + const KBDTABLES *kbd_tables = &kbdus_tables; + WCHAR buffer[2] = {0}; INT len; - TRACE_(keyboard)( "virt %u, scan %u, state %p, str %p, size %d, flags %x, layout %p.\n", + TRACE_(keyboard)( "virt %#x, scan %#x, state %p, str %p, size %d, flags %#x, layout %p.\n", virt, scan, state, str, size, flags, layout ); if (!state) return 0; if ((len = user_driver->pToUnicodeEx( virt, scan, state, str, size, flags, layout )) >= -1) return len; - alt = state[VK_MENU] & 0x80; - shift = state[VK_SHIFT] & 0x80; - ctrl = state[VK_CONTROL] & 0x80; - numlock = state[VK_NUMLOCK] & 0x01; + if (scan & 0x8000) buffer[0] = 0; /* key up */ + else buffer[0] = kbd_tables_vkey_to_wchar( kbd_tables, virt, state ); - /* FIXME: English keyboard layout specific */ + if (buffer[0] != WCH_NONE) len = 1; + else buffer[0] = len = 0; - if (scan & 0x8000) buffer[0] = 0; /* key up */ - else if (virt == VK_ESCAPE) buffer[0] = VK_ESCAPE; - else if (!ctrl) - { - switch (virt) - { - case VK_BACK: buffer[0] = '\b'; break; - case VK_OEM_1: buffer[0] = shift ? ':' : ';'; break; - case VK_OEM_2: buffer[0] = shift ? '?' : '/'; break; - case VK_OEM_3: buffer[0] = shift ? '~' : '`'; break; - case VK_OEM_4: buffer[0] = shift ? '{' : '['; break; - case VK_OEM_5: buffer[0] = shift ? '|' : '\\'; break; - case VK_OEM_6: buffer[0] = shift ? '}' : ']'; break; - case VK_OEM_7: buffer[0] = shift ? '"' : '\''; break; - case VK_OEM_COMMA: buffer[0] = shift ? '<' : ','; break; - case VK_OEM_MINUS: buffer[0] = shift ? '_' : '-'; break; - case VK_OEM_PERIOD: buffer[0] = shift ? '>' : '.'; break; - case VK_OEM_PLUS: buffer[0] = shift ? '+' : '='; break; - case VK_RETURN: buffer[0] = '\r'; break; - case VK_SPACE: buffer[0] = ' '; break; - case VK_TAB: buffer[0] = '\t'; break; - case VK_MULTIPLY: buffer[0] = '*'; break; - case VK_ADD: buffer[0] = '+'; break; - case VK_SUBTRACT: buffer[0] = '-'; break; - case VK_DIVIDE: buffer[0] = '/'; break; - default: - if (virt >= '0' && virt <= '9') - buffer[0] = shift ? ")!@#$%^&*("[virt - '0'] : virt; - else if (virt >= 'A' && virt <= 'Z') - buffer[0] = shift || (state[VK_CAPITAL] & 0x01) ? virt : virt + 'a' - 'A'; - else if (virt >= VK_NUMPAD0 && virt <= VK_NUMPAD9 && numlock && !shift) - buffer[0] = '0' + virt - VK_NUMPAD0; - else if (virt == VK_DECIMAL && numlock && !shift) - buffer[0] = '.'; - else - buffer[0] = 0; - break; - } - } - else if (!alt) /* Control codes */ - { - switch (virt) - { - case VK_OEM_4: buffer[0] = 0x1b; break; - case VK_OEM_5: buffer[0] = 0x1c; break; - case VK_OEM_6: buffer[0] = 0x1d; break; - case '6': buffer[0] = shift ? 0x1e : 0; break; - case VK_OEM_MINUS: buffer[0] = shift ? 0x1f : 0; break; - case VK_BACK: buffer[0] = 0x7f; break; - case VK_RETURN: buffer[0] = shift ? 0 : '\n'; break; - case '2': buffer[0] = shift ? 0xffff : 0xf000; break; - case VK_SPACE: buffer[0] = ' '; break; - default: - if (virt >= 'A' && virt <= 'Z') buffer[0] = virt - 'A' + 1; - else buffer[0] = 0; - break; - } - } - else buffer[0] = 0; - buffer[1] = 0; - len = lstrlenW( buffer ); - if (buffer[0] == 0xffff) buffer[0] = 0; lstrcpynW( str, buffer, size ); TRACE_(keyboard)( "ret %d, str %s.\n", len, debugstr_w(str) );
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Alexandre Julliard