FreeRDP/libfreerdp/locale/keyboard.c

115 lines
3.1 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Keyboard Localization
*
* Copyright 2009-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <string.h>
#include <winpr/crt.h>
#include <freerdp/types.h>
#include <freerdp/locale/keyboard.h>
#include <freerdp/locale/locale.h>
#include "keyboard_keymap.h"
#include "liblocale.h"
#ifdef WITH_X11
#include "keyboard_x11.h"
#ifdef WITH_XKBFILE
#include "keyboard_xkbfile.h"
#endif
#endif
UINT32 RDP_SCANCODE_TO_X11_KEYCODE[256][2];
RDP_SCANCODE X11_KEYCODE_TO_RDP_SCANCODE[256];
extern const RDP_SCANCODE VIRTUAL_KEY_CODE_TO_DEFAULT_RDP_SCANCODE_TABLE[256];
UINT32 freerdp_detect_keyboard(UINT32 keyboardLayoutID)
{
if (keyboardLayoutID != 0)
DEBUG_KBD("keyboard layout configuration: %X", keyboardLayoutID);
if (keyboardLayoutID == 0)
{
keyboardLayoutID = freerdp_detect_keyboard_layout_from_system_locale();
DEBUG_KBD("detect_keyboard_layout_from_locale: %X", keyboardLayoutID);
}
if (keyboardLayoutID == 0)
{
keyboardLayoutID = 0x0409;
DEBUG_KBD("using default keyboard layout: %X", keyboardLayoutID);
}
return keyboardLayoutID;
}
UINT32 freerdp_keyboard_init(UINT32 keyboardLayoutId)
{
UINT32 keycode;
#ifdef WITH_X11
#ifdef WITH_XKBFILE
keyboardLayoutId = freerdp_keyboard_init_xkbfile(keyboardLayoutId, X11_KEYCODE_TO_RDP_SCANCODE);
#else
keyboardLayoutId = freerdp_keyboard_init_x11(keyboardLayoutId, X11_KEYCODE_TO_RDP_SCANCODE);
#endif
#endif
keyboardLayoutId = freerdp_detect_keyboard(keyboardLayoutId);
memset(RDP_SCANCODE_TO_X11_KEYCODE, 0, sizeof(RDP_SCANCODE_TO_X11_KEYCODE));
for (keycode=0; keycode < ARRAYSIZE(RDP_SCANCODE_TO_X11_KEYCODE); keycode++)
RDP_SCANCODE_TO_X11_KEYCODE
[RDP_SCANCODE_CODE(X11_KEYCODE_TO_RDP_SCANCODE[keycode])]
[RDP_SCANCODE_EXTENDED(X11_KEYCODE_TO_RDP_SCANCODE[keycode]) ? 1 : 0] = keycode;
return keyboardLayoutId;
}
RDP_SCANCODE freerdp_keyboard_get_rdp_scancode_from_x11_keycode(UINT32 keycode)
{
DEBUG_KBD("x11 keycode: %02X -> rdp code: %02X%s", keycode,
RDP_SCANCODE_CODE(X11_KEYCODE_TO_RDP_SCANCODE[keycode]),
RDP_SCANCODE_EXTENDED(X11_KEYCODE_TO_RDP_SCANCODE[keycode]) ? " extended" : "");
return X11_KEYCODE_TO_RDP_SCANCODE[keycode];
}
UINT32 freerdp_keyboard_get_x11_keycode_from_rdp_scancode(UINT32 scancode, BOOL extended)
{
if (extended)
return RDP_SCANCODE_TO_X11_KEYCODE[scancode][1];
else
return RDP_SCANCODE_TO_X11_KEYCODE[scancode][0];
}
RDP_SCANCODE freerdp_keyboard_get_rdp_scancode_from_virtual_key_code(UINT32 vkcode)
{
return VIRTUAL_KEY_CODE_TO_DEFAULT_RDP_SCANCODE_TABLE[vkcode];
}