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https://github.com/CTCaer/RetroArch.git
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52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
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#include <xkbcommon/xkbcommon.h>
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#include "input_context.h"
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#include "input_keymaps.h"
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#include "keyboard_line.h"
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#define MOD_MAP_SIZE 5
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/* FIXME: Don't handle composed and dead-keys properly.
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* Waiting for support in libxkbcommon ... */
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void handle_xkb(
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struct xkb_state *xkb_state,
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xkb_mod_index_t *mod_map_idx,
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uint16_t *mod_map_bit,
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int code, int value)
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{
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unsigned i;
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const xkb_keysym_t *syms = NULL;
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unsigned num_syms = 0;
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uint16_t mod = 0;
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/* Convert Linux evdev to X11 (xkbcommon docs say so at least ...) */
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int xk_code = code + 8;
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if (!xkb_state)
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return;
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if (value == 2) /* Repeat, release first explicitly. */
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xkb_state_update_key(xkb_state, xk_code, XKB_KEY_UP);
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if (value)
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num_syms = xkb_state_key_get_syms(xkb_state, xk_code, &syms);
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xkb_state_update_key(xkb_state, xk_code, value ? XKB_KEY_DOWN : XKB_KEY_UP);
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/* Build mod state. */
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for (i = 0; i < MOD_MAP_SIZE; i++)
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{
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xkb_mod_index_t *map_idx = (xkb_mod_index_t*)&mod_map_idx[i];
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uint16_t *map_bit = (uint16_t *)&mod_map_bit[i];
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if (*map_idx != XKB_MOD_INVALID)
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mod |= xkb_state_mod_index_is_active(
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xkb_state,
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*map_idx,
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(XKB_STATE_MODS_EFFECTIVE) > 0) ? *map_bit : 0;
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}
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input_keyboard_event(value, input_translate_keysym_to_rk(code),
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num_syms ? xkb_keysym_to_utf32(syms[0]) : 0, mod);
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for (i = 1; i < num_syms; i++)
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input_keyboard_event(value, RETROK_UNKNOWN, xkb_keysym_to_utf32(syms[i]), mod);
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}
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