Sweden-Number/dlls/dinput/keyboard.c

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/* DirectInput Keyboard device
*
* Copyright 1998 Marcus Meissner
* Copyright 1998,1999 Lionel Ulmer
* Copyright 2000-2001 TransGaming Technologies Inc.
* Copyright 2005 Raphael Junqueira
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winerror.h"
#include "dinput.h"
#include "dinput_private.h"
#include "device_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dinput);
static const struct dinput_device_vtbl keyboard_vtbl;
struct keyboard
{
struct dinput_device base;
};
static inline struct keyboard *impl_from_IDirectInputDevice8W( IDirectInputDevice8W *iface )
{
return CONTAINING_RECORD( CONTAINING_RECORD( iface, struct dinput_device, IDirectInputDevice8W_iface ),
struct keyboard, base );
}
static BYTE map_dik_code(DWORD scanCode, DWORD vkCode, DWORD subType, DWORD version)
{
if (!scanCode && version < 0x0800)
scanCode = MapVirtualKeyW(vkCode, MAPVK_VK_TO_VSC);
if (subType == DIDEVTYPEKEYBOARD_JAPAN106)
{
switch (scanCode)
{
case 0x0d: /* ^ */
scanCode = DIK_CIRCUMFLEX;
break;
case 0x1a: /* @ */
scanCode = DIK_AT;
break;
case 0x1b: /* [ */
scanCode = DIK_LBRACKET;
break;
case 0x28: /* : */
scanCode = DIK_COLON;
break;
case 0x29: /* Hankaku/Zenkaku */
scanCode = DIK_KANJI;
break;
case 0x2b: /* ] */
scanCode = DIK_RBRACKET;
break;
case 0x73: /* \ */
scanCode = DIK_BACKSLASH;
break;
}
}
if (scanCode & 0x100) scanCode |= 0x80;
return (BYTE)scanCode;
}
int dinput_keyboard_hook( IDirectInputDevice8W *iface, WPARAM wparam, LPARAM lparam )
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{
struct keyboard *impl = impl_from_IDirectInputDevice8W( iface );
BYTE new_diks, subtype = GET_DIDEVICE_SUBTYPE( impl->base.instance.dwDevType );
int dik_code, ret = impl->base.dwCoopLevel & DISCL_EXCLUSIVE;
KBDLLHOOKSTRUCT *hook = (KBDLLHOOKSTRUCT *)lparam;
DWORD scan_code;
if (wparam != WM_KEYDOWN && wparam != WM_KEYUP &&
wparam != WM_SYSKEYDOWN && wparam != WM_SYSKEYUP)
return 0;
TRACE("(%p) wp %08lx, lp %08lx, vk %02x, scan %02x\n",
iface, wparam, lparam, hook->vkCode, hook->scanCode);
switch (hook->vkCode)
{
/* R-Shift is special - it is an extended key with separate scan code */
case VK_RSHIFT : dik_code = DIK_RSHIFT; break;
case VK_PAUSE : dik_code = DIK_PAUSE; break;
case VK_NUMLOCK : dik_code = DIK_NUMLOCK; break;
case VK_SUBTRACT: dik_code = DIK_SUBTRACT; break;
default:
scan_code = hook->scanCode & 0xff;
if (hook->flags & LLKHF_EXTENDED) scan_code |= 0x100;
dik_code = map_dik_code( scan_code, hook->vkCode, subtype, impl->base.dinput->dwVersion );
}
new_diks = hook->flags & LLKHF_UP ? 0 : 0x80;
/* returns now if key event already known */
if (new_diks == impl->base.device_state[dik_code]) return ret;
impl->base.device_state[dik_code] = new_diks;
TRACE( " setting key %02x to %02x\n", dik_code, impl->base.device_state[dik_code] );
EnterCriticalSection( &impl->base.crit );
queue_event( iface, DIDFT_MAKEINSTANCE( dik_code ) | DIDFT_PSHBUTTON, new_diks,
GetCurrentTime(), impl->base.dinput->evsequence++ );
if (impl->base.hEvent) SetEvent( impl->base.hEvent );
LeaveCriticalSection( &impl->base.crit );
return ret;
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}
static DWORD get_keyboard_subtype(void)
{
DWORD kbd_type, kbd_subtype, dev_subtype;
kbd_type = GetKeyboardType(0);
kbd_subtype = GetKeyboardType(1);
if (kbd_type == 4 || (kbd_type == 7 && kbd_subtype == 0))
dev_subtype = DIDEVTYPEKEYBOARD_PCENH;
else if (kbd_type == 7 && kbd_subtype == 2)
dev_subtype = DIDEVTYPEKEYBOARD_JAPAN106;
else {
FIXME("Unknown keyboard type=%u, subtype=%u\n", kbd_type, kbd_subtype);
dev_subtype = DIDEVTYPEKEYBOARD_PCENH;
}
return dev_subtype;
}
HRESULT keyboard_enum_device( DWORD type, DWORD flags, DIDEVICEINSTANCEW *instance, DWORD version )
{
BYTE subtype = get_keyboard_subtype();
DWORD size;
TRACE( "type %#x, flags %#x, instance %p, version %#04x\n", type, flags, instance, version );
size = instance->dwSize;
memset( instance, 0, size );
instance->dwSize = size;
instance->guidInstance = GUID_SysKeyboard;
instance->guidProduct = GUID_SysKeyboard;
if (version >= 0x0800) instance->dwDevType = DI8DEVTYPE_KEYBOARD | (subtype << 8);
else instance->dwDevType = DIDEVTYPE_KEYBOARD | (subtype << 8);
MultiByteToWideChar( CP_ACP, 0, "Keyboard", -1, instance->tszInstanceName, MAX_PATH );
MultiByteToWideChar( CP_ACP, 0, "Wine Keyboard", -1, instance->tszProductName, MAX_PATH );
return DI_OK;
}
HRESULT keyboard_create_device( IDirectInputImpl *dinput, const GUID *guid, IDirectInputDevice8W **out )
{
struct keyboard *impl;
HRESULT hr;
TRACE( "dinput %p, guid %s, out %p\n", dinput, debugstr_guid( guid ), out );
*out = NULL;
if (!IsEqualGUID( &GUID_SysKeyboard, guid )) return DIERR_DEVICENOTREG;
if (FAILED(hr = dinput_device_alloc( sizeof(struct keyboard), &keyboard_vtbl, guid, dinput, (void **)&impl )))
return hr;
impl->base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": struct keyboard*->base.crit");
keyboard_enum_device( 0, 0, &impl->base.instance, dinput->dwVersion );
impl->base.caps.dwDevType = impl->base.instance.dwDevType;
impl->base.caps.dwFirmwareRevision = 100;
impl->base.caps.dwHardwareRevision = 100;
if (FAILED(hr = dinput_device_init( &impl->base.IDirectInputDevice8W_iface )))
{
IDirectInputDevice_Release( &impl->base.IDirectInputDevice8W_iface );
return hr;
}
*out = &impl->base.IDirectInputDevice8W_iface;
return DI_OK;
}
static HRESULT keyboard_poll( IDirectInputDevice8W *iface )
{
check_dinput_events();
return DI_OK;
}
static HRESULT keyboard_acquire( IDirectInputDevice8W *iface )
{
return DI_OK;
}
static HRESULT keyboard_unacquire( IDirectInputDevice8W *iface )
{
struct keyboard *impl = impl_from_IDirectInputDevice8W( iface );
memset( impl->base.device_state, 0, sizeof(impl->base.device_state) );
return DI_OK;
}
static BOOL try_enum_object( const DIPROPHEADER *filter, DWORD flags, LPDIENUMDEVICEOBJECTSCALLBACKW callback,
DIDEVICEOBJECTINSTANCEW *instance, void *data )
{
if (flags != DIDFT_ALL && !(flags & DIDFT_GETTYPE( instance->dwType ))) return DIENUM_CONTINUE;
switch (filter->dwHow)
{
case DIPH_DEVICE:
return callback( instance, data );
case DIPH_BYOFFSET:
if (filter->dwObj != instance->dwOfs) return DIENUM_CONTINUE;
return callback( instance, data );
case DIPH_BYID:
if ((filter->dwObj & 0x00ffffff) != (instance->dwType & 0x00ffffff)) return DIENUM_CONTINUE;
return callback( instance, data );
}
return DIENUM_CONTINUE;
}
static HRESULT keyboard_enum_objects( IDirectInputDevice8W *iface, const DIPROPHEADER *filter,
DWORD flags, LPDIENUMDEVICEOBJECTSCALLBACKW callback, void *context )
{
struct keyboard *impl = impl_from_IDirectInputDevice8W( iface );
BYTE subtype = GET_DIDEVICE_SUBTYPE( impl->base.instance.dwDevType );
DIDEVICEOBJECTINSTANCEW instance =
{
.dwSize = sizeof(DIDEVICEOBJECTINSTANCEW),
.guidType = GUID_Key,
.dwOfs = DIK_ESCAPE,
.dwType = DIDFT_PSHBUTTON | DIDFT_MAKEINSTANCE( DIK_ESCAPE ),
};
DWORD i, dik;
BOOL ret;
for (i = 0; i < 512; ++i)
{
if (!GetKeyNameTextW( i << 16, instance.tszName, ARRAY_SIZE(instance.tszName) )) continue;
if (!(dik = map_dik_code( i, 0, subtype, impl->base.dinput->dwVersion ))) continue;
instance.dwOfs = dik;
instance.dwType = DIDFT_PSHBUTTON | DIDFT_MAKEINSTANCE( dik );
ret = try_enum_object( filter, flags, callback, &instance, context );
if (ret != DIENUM_CONTINUE) return DIENUM_STOP;
}
return DIENUM_CONTINUE;
}
static HRESULT keyboard_get_property( IDirectInputDevice8W *iface, DWORD property,
DIPROPHEADER *header, const DIDEVICEOBJECTINSTANCEW *instance )
{
switch (property)
{
case (DWORD_PTR)DIPROP_KEYNAME:
{
DIPROPSTRING *value = (DIPROPSTRING *)header;
lstrcpynW( value->wsz, instance->tszName, ARRAY_SIZE(value->wsz) );
return DI_OK;
}
}
return DIERR_UNSUPPORTED;
}
static const struct dinput_device_vtbl keyboard_vtbl =
{
NULL,
keyboard_poll,
NULL,
keyboard_acquire,
keyboard_unacquire,
keyboard_enum_objects,
keyboard_get_property,
NULL,
NULL,
NULL,
NULL,
NULL,
};