Function Input_Keyboard_NextKey

src/input/input.c:689–724

* Get the next key. * @return Next key. */

 * @return Next key.
 */
uint16 Input_Keyboard_NextKey(void)
{
	uint16 i;
	uint16 value;

	Input_AddHistory(0);

	for (;; sleepIdle()) {
		uint16 index;

		index = s_historyHead;
		if (g_mouseMode != INPUT_MOUSE_MODE_PLAY && index == s_historyTail) {
			value = 0;
			break;
		}

		value = s_history[index / 2];
		if (g_mouseMode == INPUT_MOUSE_MODE_PLAY && value == 0) break;

		for (i = 0; i < lengthof(s_keymapIgnore); i++) {
			if (s_keymapIgnore[i] == (value & 0xFF)) break;
		}

		if (i == lengthof(s_keymapIgnore) && (value & 0x800) == 0 && (value & 0xFF) < 0x7A) break;

		if ((value & 0xFF) >= 0x41 && (value & 0xFF) <= 0x44) index += 4;

		s_historyHead = index + 2;
	}

	if (value != 0) {
		value = Input_Keyboard_HandleKeys(value) & 0xFF;
	}

	return value;
}