91 lines
3.4 KiB
C++
91 lines
3.4 KiB
C++
#ifndef _DEFAULT_KEYS_H_
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#define _DEFAULT_KEYS_H_
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#include <cassert>
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#include <linux/input.h>
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// these are ordered default US keymap keys
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wchar_t char_keys[49] = L"1234567890-=qwertyuiop[]asdfghjkl;'`\\zxcvbnm,./<";
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wchar_t shift_keys[49] = L"!@#$%^&*()_+QWERTYUIOP{}ASDFGHJKL:\"~|ZXCVBNM<>?>";
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wchar_t altgr_keys[49] = {0}; // old, US don't use AltGr key: L"\0@\0$\0\0{[]}\\\0qwertyuiop\0~asdfghjkl\0\0\0\0zxcvbnm\0\0\0|"; // \0 on no symbol; as obtained by `loadkeys us`
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// TODO: add altgr_shift_keys[]
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char func_keys[][8] = {
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"<Esc>", "<BckSp>", "<Tab>", "<Enter>", "<LCtrl>", "<LShft>", "<RShft>", "<KP*>", "<LAlt>", " ", "<CpsLk>", "<F1>", "<F2>", "<F3>", "<F4>", "<F5>",
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"<F6>", "<F7>", "<F8>", "<F9>", "<F10>", "<NumLk>", "<ScrLk>", "<KP7>", "<KP8>", "<KP9>", "<KP->", "<KP4>", "<KP5>", "<KP6>", "<KP+>", "<KP1>",
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"<KP2>", "<KP3>", "<KP0>", "<KP.>", /*"<",*/ "<F11>", "<F12>", "<KPEnt>", "<RCtrl>", "<KP/>", "<PrtSc>", "<AltGr>", "<Break>" /*linefeed?*/, "<Home>", "<Up>", "<PgUp>",
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"<Left>", "<Right>", "<End>", "<Down>", "<PgDn>", "<Ins>", "<Del>", "<Pause>", "<LMeta>", "<RMeta>", "<Menu>"
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};
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const char char_or_func[] = // c = character key, f = function key, _ = blank/error ('_' is used, don't change); all according to KEY_* defines from <linux/input.h>
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"_fccccccccccccff"
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"ccccccccccccffcc"
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"ccccccccccfccccc"
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"ccccccffffffffff"
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"ffffffffffffffff"
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"ffff__cff_______"
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"ffffffffffffffff"
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"_______f_____fff";
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#define N_KEYS_DEFINED 106 // sum of all 'c' and 'f' chars in char_or_func[]
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inline bool is_char_key(unsigned int code)
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{
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assert(code < sizeof(char_or_func));
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return (char_or_func[code] == 'c');
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}
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inline bool is_func_key(unsigned int code)
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{
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assert(code < sizeof(char_or_func));
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return (char_or_func[code] == 'f');
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}
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inline bool is_used_key(unsigned int code)
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{
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assert(code < sizeof(char_or_func));
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return (char_or_func[code] != '_');
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}
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// translates character keycodes to continuous array indices
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inline int to_char_keys_index(unsigned int keycode)
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{
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if (keycode >= KEY_1 && keycode <= KEY_EQUAL) // keycodes 2-13: US keyboard: 1, 2, ..., 0, -, =
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return keycode - 2;
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if (keycode >= KEY_Q && keycode <= KEY_RIGHTBRACE) // keycodes 16-27: q, w, ..., [, ]
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return keycode - 4;
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if (keycode >= KEY_A && keycode <= KEY_GRAVE) // keycodes 30-41: a, s, ..., ', `
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return keycode - 6;
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if (keycode >= KEY_BACKSLASH && keycode <= KEY_SLASH) // keycodes 43-53: \, z, ..., ., /
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return keycode - 7;
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if (keycode == KEY_102ND) return 47; // key right to the left of 'Z' on US layout
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return -1; // not character keycode
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}
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// translates function keys keycodes to continuous array indices
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inline int to_func_keys_index(unsigned int keycode)
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{
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if (keycode == KEY_ESC) // 1
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return 0;
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if (keycode >= KEY_BACKSPACE && keycode <= KEY_TAB) // 14-15
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return keycode - 13;
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if (keycode >= KEY_ENTER && keycode <= KEY_LEFTCTRL) // 28-29
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return keycode - 25;
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if (keycode == KEY_LEFTSHIFT) return keycode - 37; // 42
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if (keycode >= KEY_RIGHTSHIFT && keycode <= KEY_KPDOT) // 54-83
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return keycode - 48;
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if (keycode >= KEY_F11 && keycode <= KEY_F12) // 87-88
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return keycode - 51;
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if (keycode >= KEY_KPENTER && keycode <= KEY_DELETE) // 96-111
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return keycode - 58;
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if (keycode == KEY_PAUSE) // 119
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return keycode - 65;
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if (keycode >= KEY_LEFTMETA && keycode <= KEY_COMPOSE) // 125-127
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return keycode - 70;
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return -1; // not function key keycode
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}
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#endif
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