109 lines
3.1 KiB
C
109 lines
3.1 KiB
C
/**
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* \file
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* <!--
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* This file is part of BeRTOS.
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*
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* Bertos is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* As a special exception, you may use this file as part of a free software
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* library without restriction. Specifically, if other files instantiate
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* templates or use macros or inline functions from this file, or you compile
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* this file and link it with other files to produce an executable, this
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* file does not by itself cause the resulting executable to be covered by
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* the GNU General Public License. This exception does not however
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* invalidate any other reasons why the executable file might be covered by
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* the GNU General Public License.
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*
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* Copyright 2003, 2004, 2005 Develer S.r.l. (http://www.develer.com/)
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* Copyright 1999, 2003 Bernie Innocenti
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*
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* -->
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*
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* \defgroup kbd Keyboard handling driver
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* \ingroup drivers
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* \{
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* \brief Keyboard driver.
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*
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* <b>Configuration file</b>: cfg_kbd.h
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*
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* <b>HAL files</b>: hw_kbd.h, kbd_map.h
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* \author Bernie Innocenti <bernie@codewiz.org>
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* \author Stefano Fedrigo <aleph@develer.com>
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* \author Francesco Sacchi <batt@develer.com>
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*
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* $WIZ$ module_name = "kbd"
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* $WIZ$ module_depends = "timer"
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* $WIZ$ module_configuration = "bertos/cfg/cfg_kbd.h"
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* $WIZ$ module_hw = "bertos/hw/hw_kbd.h", "bertos/hw/kbd_map.h"
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*/
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#ifndef DRV_KBD_H
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#define DRV_KBD_H
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#include "hw/kbd_map.h"
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#include "cfg/cfg_kbd.h" // CONFIG_KBD_OBSERVER
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#include <cfg/compiler.h>
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#include <struct/list.h>
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/**
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* \name Keyboard polling modes.
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*
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* Define CONFIG_KBD_POLL to one of these.
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*
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* \{
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*/
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#define KBD_POLL_SOFTINT 1
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/* \} */
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/**
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* Keyboard handler descriptor
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*/
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typedef struct KbdHandler
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{
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Node link;
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keymask_t (*hook)(keymask_t); /**< Hook function */
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int8_t pri; /**< Priority in input queue */
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uint8_t flags; /**< See below for definitions */
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} KbdHandler;
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#define KHF_RAWKEYS BV(0) /**< Handler gets raw key events */
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void kbd_init(void);
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keymask_t kbd_peek(void);
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keymask_t kbd_get(void);
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keymask_t kbd_get_timeout(mtime_t timeout);
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void kbd_addHandler(struct KbdHandler *handler);
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void kbd_remHandler(struct KbdHandler *handler);
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keymask_t kbd_setRepeatMask(keymask_t mask);
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#if CONFIG_KBD_OBSERVER
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struct Subject;
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/** Subject structure for keyboard observers. */
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extern struct Subject kbd_subject;
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enum
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{
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/* Event for key presses. */
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KBD_EVENT_KEY = 0x100
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};
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#endif
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/** \} */ //defgroup kbd
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#endif /* DRV_KBD_H */
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