apps/alarm_menu.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2003 Uwe Freese
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19 #include "config.h"
  20
  21 #ifdef HAVE_RTC_ALARM
  22
  23 #include <stdbool.h>
  24
  25 #include "lcd.h"
  26 #include "action.h"
  27 #include "kernel.h"
  28 #include "sprintf.h"
  29 #include <string.h>
  30 #include "settings.h"
  31 #include "power.h"
  32 #include "icons.h"
  33 #include "rtc.h"
  34 #include "misc.h"
  35 #include "screens.h"
  36
  37 #include "lang.h"
  38 #include "power.h"
  39 #include "alarm_menu.h"
  40 #include "backlight.h"
  41
  42 #include "splash.h"
  43 #include "statusbar.h"
  44 #include "textarea.h"
  45
  46 bool alarm_screen(void)
  47 {
  48     int h, m;
  49     bool done=false;
  50     char buf[32];
  51     struct tm *tm;
  52     int togo;
  53     int button;
  54     int i;
  55     bool update = true;
  56
  57
  58     rtc_get_alarm(&h, &m);
  59
  60     /* After a battery change the RTC values are out of range */
  61     if (m > 60 || h > 24) {
  62         m = 0;
  63         h = 12;
  64     } else {
  65         m = m / 5 * 5; /* 5 min accuracy should be enough */
  66     }
  67
  68     while(!done) {
  69         if(update)
  70         {
  71             FOR_NB_SCREENS(i)
  72             {
  73                 screens[i].setmargins(0, 0);
  74                 gui_textarea_clear(&screens[i]);
  75                 screens[i].puts(0, 3, str(LANG_ALARM_MOD_KEYS));
  76             }
  77             update = false;
  78         }
  79
  80         snprintf(buf, 32, str(LANG_ALARM_MOD_TIME), h, m);
  81         FOR_NB_SCREENS(i)
  82         {
  83             screens[i].puts(0, 1, buf);
  84             gui_textarea_update(&screens[i]);
  85         }
  86         button = get_action(CONTEXT_SETTINGS,HZ);
  87
  88         switch(button) {
  89             case ACTION_STD_OK:
  90             /* prevent that an alarm occurs in the shutdown procedure */
  91             /* accept alarms only if they are in 2 minutes or more */
  92             tm = get_time();
  93             togo = (m + h * 60 - tm->tm_min - tm->tm_hour * 60 + 1440) % 1440;
  94             if (togo > 1) {
  95                 rtc_init();
  96                 rtc_set_alarm(h,m);
  97                 rtc_enable_alarm(true);
  98                 gui_syncsplash(HZ*2, str(LANG_ALARM_MOD_TIME_TO_GO),
  99                        togo / 60, togo % 60);
 100                 done = true;
 101             } else {
 102                 gui_syncsplash(HZ, str(LANG_ALARM_MOD_ERROR));
 103                 update = true;
 104             }
 105             break;
 106
 107          /* inc(m) */
 108         case ACTION_SETTINGS_INC:
 109         case ACTION_SETTINGS_INCREPEAT:
 110             m += 5;
 111             if (m == 60) {
 112                 h += 1;
 113                 m = 0;
 114             }
 115             if (h == 24)
 116                 h = 0;
 117             break;
 118
 119          /* dec(m) */
 120         case ACTION_SETTINGS_DEC:
 121         case ACTION_SETTINGS_DECREPEAT:
 122              m -= 5;
 123              if (m == -5) {
 124                  h -= 1;
 125                  m = 55;
 126              }
 127              if (h == -1)
 128                  h = 23;
 129              break;
 130
 131          /* inc(h) */
 132          case ACTION_STD_NEXT:
 133          case ACTION_STD_NEXTREPEAT:
 134              h = (h+1) % 24;
 135              break;
 136
 137          /* dec(h) */
 138         case ACTION_STD_PREV:
 139         case ACTION_STD_PREVREPEAT:
 140              h = (h+23) % 24;
 141              break;
 142
 143         case ACTION_STD_CANCEL:
 144             rtc_enable_alarm(false);
 145             gui_syncsplash(HZ*2, str(LANG_ALARM_MOD_DISABLE));
 146             done = true;
 147             break;
 148
 149         case ACTION_NONE:
 150             gui_syncstatusbar_draw(&statusbars, false);
 151             break;
 152
 153         default:
 154             if(default_event_handler(button) == SYS_USB_CONNECTED)
 155             {
 156                 rtc_enable_alarm(false);
 157                 return true;
 158             }
 159             break;
 160         }
 161     }
 162     action_signalscreenchange();
 163     return false;
 164 }
 165
 166 #endif /* HAVE_RTC_ALARM */