uisimulator/common/lcd-common.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by Robert E. Hak <rhak@ramapo.edu>
  11  *
  12  * Windows Copyright (C) 2002 by Felix Arends
  13  * X11 Copyright (C) 2002 by Daniel Stenberg <daniel@haxx.se>
  14  *
  15  * This program is free software; you can redistribute it and/or
  16  * modify it under the terms of the GNU General Public License
  17  * as published by the Free Software Foundation; either version 2
  18  * of the License, or (at your option) any later version.
  19  *
  20  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  21  * KIND, either express or implied.
  22  *
  23  ****************************************************************************/
  24
  25 #include "config.h"
  26 #include "lcd.h"
  27
  28 #ifdef HAVE_LCD_ENABLE
  29 static bool lcd_enabled = false;
  30 #endif
  31 #ifdef HAVE_LCD_SLEEP
  32 static bool lcd_sleeping = true;
  33 #endif
  34
  35 void lcd_set_flip(bool yesno)
  36 {
  37     (void)yesno;
  38 }
  39
  40 void lcd_set_invert_display(bool invert)
  41 {
  42     (void)invert;
  43 }
  44
  45 int lcd_default_contrast(void)
  46 {
  47     return 28;
  48 }
  49
  50 #ifdef HAVE_REMOTE_LCD
  51 void lcd_remote_set_contrast(int val)
  52 {
  53     (void)val;
  54 }
  55 void lcd_remote_backlight_on(int val)
  56 {
  57     (void)val;
  58 }
  59 void lcd_remote_backlight_off(int val)
  60 {
  61     (void)val;
  62 }
  63
  64 void lcd_remote_set_flip(bool yesno)
  65 {
  66     (void)yesno;
  67 }
  68
  69 void lcd_remote_set_invert_display(bool invert)
  70 {
  71     (void)invert;
  72 }
  73 #endif
  74
  75 #ifdef HAVE_LCD_SLEEP
  76 void lcd_sleep(void)
  77 {
  78     lcd_sleeping = true;
  79 }
  80
  81 void lcd_awake(void)
  82 {
  83     if (lcd_sleeping)
  84     {
  85         lcd_activation_call_hook();
  86         lcd_sleeping = false;
  87     }
  88 }
  89 #endif
  90 #ifdef HAVE_LCD_ENABLE
  91 void lcd_enable(bool on)
  92 {
  93     if (on && !lcd_enabled)
  94     {
  95 #ifdef HAVE_LCD_SLEEP
  96         /* lcd_awake will handle the activation call */
  97         lcd_awake();
  98 #else
  99         lcd_activation_call_hook();
 100 #endif
 101     }
 102     lcd_enabled = on;
 103 }
 104 #endif
 105
 106 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
 107 bool lcd_active(void)
 108 {
 109     bool retval = false;
 110 #ifdef HAVE_LCD_ENABLE
 111     retval = lcd_enabled;
 112 #endif
 113 #ifdef HAVE_LCD_SLEEP
 114     if (!retval)
 115         retval = !lcd_sleeping;
 116 #endif
 117     return retval;
 118 }
 119 #endif