private void KeymapCallback(void *data, wl_keyboard *proxy, wl_keyboard_keymap_format format, int fd, uint size)
{
if (format != wl_keyboard_keymap_format.XkbV1)
{
Libc.close(fd);
throw new NotImplementedException("Only xkbcommon compatible keymaps are currently supported.");
}
var kbdStr = Libc.mmap(null, size, Libc.PROT_READ, Libc.MAP_PRIVATE, fd, 0);
if (kbdStr == null)
{
Libc.close(fd);
return;
}
var newKeymap = XkbCommon.xkb_keymap_new_from_string(_xkbContext, kbdStr, XkbCommon.XKB_KEYMAP_FORMAT_TEXT_V1);
Libc.munmap(kbdStr, size);
Libc.close(fd);
if (newKeymap == null)
{
throw new OpenWindowException("Failed to create xkb keymap.");
}
var newState = XkbCommon.xkb_state_new(newKeymap);
if (newState == null)
{
XkbCommon.xkb_keymap_unref(newKeymap);
throw new OpenWindowException("Failed to create xkb state.");
}
if (_xkbKeymap != null)
{
XkbCommon.xkb_keymap_unref(_xkbKeymap);
}
if (_xkbState != null)
{
XkbCommon.xkb_state_unref(_xkbState);
}
_xkbKeymap = newKeymap;
_xkbState = newState;
UpdateKeymap();
}
public static extern int xkb_state_led_name_is_active(xkb_state *state, byte *name);
public static extern void xkb_state_unref(xkb_state *state);
public static extern int xkb_state_mod_name_is_active(xkb_state *state, byte *name, xkb_state_component type);
public static extern int xkb_state_key_get_utf8(xkb_state *state, uint key, byte *buffer, int size);
public static extern int xkb_state_key_get_utf32(xkb_state *state, uint key);
public static extern uint xkb_state_key_get_one_sym(xkb_state *state, uint key);
public static extern xkb_state_component xkb_state_update_mask(xkb_state *state, uint depressed_mods, uint latched_mods, uint locked_mods, uint depressed_layout, uint latched_layout, uint locked_layout);
public static extern xkb_state_component xkb_state_update_key(xkb_state *state, uint key, wl_keyboard_key_state down);
