ui/keymaps.h

   1 /*
   2  * QEMU keysym to keycode conversion using rdesktop keymaps
   3  *
   4  * Copyright (c) 2004 Johannes Schindelin
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #ifndef QEMU_KEYMAPS_H
  26 #define QEMU_KEYMAPS_H
  27
  28 #include "ui/kbd-state.h"
  29
  30 typedef struct {
  31     const char* name;
  32     int keysym;
  33 } name2keysym_t;
  34
  35 /* scancode without modifiers */
  36 #define SCANCODE_KEYMASK 0xff
  37 /* scancode without grey or up bit */
  38 #define SCANCODE_KEYCODEMASK 0x7f
  39
  40 /* "grey" keys will usually need a 0xe0 prefix */
  41 #define SCANCODE_GREY   0x80
  42 #define SCANCODE_EMUL0  0xE0
  43 #define SCANCODE_EMUL1  0xE1
  44 /* "up" flag */
  45 #define SCANCODE_UP     0x80
  46
  47 /* Additional modifiers to use if not caught another way. */
  48 #define SCANCODE_SHIFT  0x100
  49 #define SCANCODE_CTRL   0x200
  50 #define SCANCODE_ALT    0x400
  51 #define SCANCODE_ALTGR  0x800
  52
  53 typedef struct kbd_layout_t kbd_layout_t;
  54
  55 kbd_layout_t *init_keyboard_layout(const name2keysym_t *table,
  56                                    const char *language, Error **errp);
  57 int keysym2scancode(kbd_layout_t *k, int keysym,
  58                     QKbdState *kbd, bool down);
  59 int keycode_is_keypad(kbd_layout_t *k, int keycode);
  60 int keysym_is_numlock(kbd_layout_t *k, int keysym);
  61
  62 #endif /* QEMU_KEYMAPS_H */