firmware/export/button.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by Daniel Stenberg
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef _BUTTON_H_
  22 #define _BUTTON_H_
  23
  24 #include <stdbool.h>
  25 #include <inttypes.h>
  26 #include "config.h"
  27 #ifndef __PCTOOL__
  28 #include "button-target.h"
  29 #endif
  30
  31 extern struct event_queue button_queue;
  32
  33 void button_init (void) INIT_ATTR;
  34 void button_close(void);
  35 int button_queue_count(void);
  36 long button_get (bool block);
  37 long button_get_w_tmo(int ticks);
  38 intptr_t button_get_data(void);
  39 int button_status(void);
  40 #ifdef HAVE_BUTTON_DATA
  41 int button_status_wdata(int *pdata);
  42 #endif
  43 void button_clear_queue(void);
  44 #ifdef HAVE_LCD_BITMAP
  45 void button_set_flip(bool flip); /* turn 180 degrees */
  46 #endif
  47 #ifdef HAVE_BACKLIGHT
  48 void set_backlight_filter_keypress(bool value);
  49 #ifdef HAVE_REMOTE_LCD
  50 void set_remote_backlight_filter_keypress(bool value);
  51 #endif
  52 #endif
  53
  54 #ifdef HAVE_HEADPHONE_DETECTION
  55 bool headphones_inserted(void);
  56 #endif
  57 #ifdef HAVE_WHEEL_POSITION
  58 int wheel_status(void);
  59 void wheel_send_events(bool send);
  60 #endif
  61
  62 #ifdef HAVE_WHEEL_ACCELERATION
  63 int button_apply_acceleration(const unsigned int data);
  64 #endif
  65
  66 #define BUTTON_NONE        0x00000000
  67
  68 /* Button modifiers */
  69 #define BUTTON_REL         0x02000000
  70 #define BUTTON_REPEAT      0x04000000
  71 #define BUTTON_TOUCHSCREEN 0x08000000
  72
  73 #ifdef HAVE_TOUCHSCREEN
  74 int touchscreen_last_touch(void);
  75
  76 #if (!defined(BUTTON_TOPLEFT) || !defined(BUTTON_TOPMIDDLE) \
  77  || !defined(BUTTON_TOPRIGHT) || !defined(BUTTON_MIDLEFT) \
  78  || !defined(BUTTON_CENTER) || !defined(BUTTON_MIDRIGHT) \
  79  || !defined(BUTTON_BOTTOMLEFT) || !defined(BUTTON_BOTTOMMIDDLE) \
  80  || !defined(BUTTON_BOTTOMRIGHT)) && !defined(__PCTOOL__)
  81 #error Touchscreen button mode BUTTON_* defines not set up correctly
  82 #endif
  83
  84 #include "touchscreen.h"
  85 #endif
  86
  87 #endif /* _BUTTON_H_ */