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 #ifndef BUTTON_REMOTE
  32 # define BUTTON_REMOTE 0
  33 #endif
  34
  35 extern struct event_queue button_queue;
  36
  37 void button_init_device(void);
  38 #ifdef HAVE_BUTTON_DATA
  39 int button_read_device(int *);
  40 #else
  41 int button_read_device(void);
  42 #endif
  43
  44 #ifdef HAS_BUTTON_HOLD
  45 bool button_hold(void);
  46 #endif
  47 #ifdef HAS_REMOTE_BUTTON_HOLD
  48 bool remote_button_hold(void);
  49 #endif
  50
  51 void button_init (void) INIT_ATTR;
  52 void button_close(void);
  53 int button_queue_count(void);
  54 long button_get (bool block);
  55 long button_get_w_tmo(int ticks);
  56 intptr_t button_get_data(void);
  57 int button_status(void);
  58 #ifdef HAVE_BUTTON_DATA
  59 int button_status_wdata(int *pdata);
  60 #endif
  61 void button_clear_queue(void);
  62 #ifdef HAVE_LCD_BITMAP
  63 void button_set_flip(bool flip); /* turn 180 degrees */
  64 #endif
  65 #ifdef HAVE_BACKLIGHT
  66 void set_backlight_filter_keypress(bool value);
  67 #ifdef HAVE_REMOTE_LCD
  68 void set_remote_backlight_filter_keypress(bool value);
  69 #endif
  70 #endif
  71
  72 #ifdef HAVE_HEADPHONE_DETECTION
  73 bool headphones_inserted(void);
  74 #endif
  75 #ifdef HAVE_WHEEL_POSITION
  76 int wheel_status(void);
  77 void wheel_send_events(bool send);
  78 #endif
  79
  80 #ifdef HAVE_WHEEL_ACCELERATION
  81 int button_apply_acceleration(const unsigned int data);
  82 #endif
  83
  84 #define BUTTON_NONE         0x00000000
  85
  86 /* Button modifiers */
  87 #define BUTTON_REL          0x02000000
  88 #define BUTTON_REPEAT       0x04000000
  89 /* Special buttons */
  90 #define BUTTON_TOUCHSCREEN  0x08000000
  91 #define BUTTON_MULTIMEDIA   0x10000000
  92 #define BUTTON_REDRAW       0x20000000
  93
  94 #define BUTTON_MULTIMEDIA_PLAYPAUSE (BUTTON_MULTIMEDIA|0x01)
  95 #define BUTTON_MULTIMEDIA_STOP      (BUTTON_MULTIMEDIA|0x02)
  96 #define BUTTON_MULTIMEDIA_PREV      (BUTTON_MULTIMEDIA|0x04)
  97 #define BUTTON_MULTIMEDIA_NEXT      (BUTTON_MULTIMEDIA|0x08)
  98 #define BUTTON_MULTIMEDIA_REW       (BUTTON_MULTIMEDIA|0x10)
  99 #define BUTTON_MULTIMEDIA_FFWD      (BUTTON_MULTIMEDIA|0x20)
 100
 101 #define BUTTON_MULTIMEDIA_ALL       (BUTTON_MULTIMEDIA_PLAYPAUSE| \
 102                                      BUTTON_MULTIMEDIA_STOP| \
 103                                      BUTTON_MULTIMEDIA_PREV| \
 104                                      BUTTON_MULTIMEDIA_NEXT| \
 105                                      BUTTON_MULTIMEDIA_REW | \
 106                                      BUTTON_MULTIMEDIA_FFWD)
 107
 108 #ifdef HAVE_TOUCHSCREEN
 109 int touchscreen_last_touch(void);
 110
 111 #if (!defined(BUTTON_TOPLEFT) || !defined(BUTTON_TOPMIDDLE) \
 112  || !defined(BUTTON_TOPRIGHT) || !defined(BUTTON_MIDLEFT) \
 113  || !defined(BUTTON_CENTER) || !defined(BUTTON_MIDRIGHT) \
 114  || !defined(BUTTON_BOTTOMLEFT) || !defined(BUTTON_BOTTOMMIDDLE) \
 115  || !defined(BUTTON_BOTTOMRIGHT)) && !defined(__PCTOOL__)
 116 #error Touchscreen button mode BUTTON_* defines not set up correctly
 117 #endif
 118
 119 #include "touchscreen.h"
 120 #endif
 121
 122 #endif /* _BUTTON_H_ */