/* $Id$
 * $URL$
 *
 * timer widget handling
 *
 * Copyright (C) 2006 Michael Reinelt <reinelt@eunet.at>
 * Copyright (C) 2006 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

/* 
 * exported functions:
 *
 * WIDGET_CLASS Widget_Timer
 *   the timer widget
 *
 */


#include "config.h"

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>

#include "debug.h"
#include "cfg.h"
#include "qprintf.h"
#include "property.h"
#include "timer.h"
#include "widget.h"
#include "widget_timer.h"

#ifdef WITH_DMALLOC
#include <dmalloc.h>
#endif

void widget_timer_update(void *Self)
{
    WIDGET *W = (WIDGET *) Self;
    WIDGET_TIMER *Timer = W->data;
    int update, active;

    /* evaluate expressions */
    property_eval(&Timer->update);
    property_eval(&Timer->active);

    /* get new update interval */
    update = P2N(&Timer->update);
    if (update < 10)
	update = 10;

    /* finally, fire it! */
    active = P2N(&Timer->active);
    if (active > 0) {
	property_eval(&Timer->expression);
    }

    /* add a new one-shot timer */
    timer_add(widget_timer_update, Self, update, 1);
}



int widget_timer_init(WIDGET * Self)
{
    char *section;
    WIDGET_TIMER *Timer;

    /* prepare config section */
    /* strlen("Widget:")=7 */
    section = malloc(strlen(Self->name) + 8);
    strcpy(section, "Widget:");
    strcat(section, Self->name);

    Timer = malloc(sizeof(WIDGET_TIMER));
    memset(Timer, 0, sizeof(WIDGET_TIMER));

    /* load properties */
    property_load(section, "expression", NULL, &Timer->expression);
    property_load(section, "update", "100", &Timer->update);
    property_load(section, "active", "1", &Timer->active);

    free(section);
    Self->data = Timer;

    /* just do it! */
    widget_timer_update(Self);

    return 0;
}


int widget_timer_quit(WIDGET * Self)
{
    if (Self) {
	/* do not deallocate child widget! */
	if (Self->parent == NULL) {
	    if (Self->data) {
		WIDGET_TIMER *Timer = Self->data;
		property_free(&Timer->expression);
		property_free(&Timer->update);
		property_free(&Timer->active);
		free(Self->data);
		Self->data = NULL;
	    }
	}
    }

    return 0;

}


int widget_timer_register(void)
{
    WIDGET_CLASS wc;
    wc = Widget_Timer;
    widget_register(&wc);
    return 0;
}


WIDGET_CLASS Widget_Timer = {
  name:"timer",
  type:WIDGET_TYPE_TIMER,
  init:widget_timer_init,
  draw:NULL,
  quit:widget_timer_quit,
};
011-07-27</span></td><td><a href='/lcd4linux.git/commit/drivers.m4?id=bd2948ce2f83dfac5095f9cefc80b76e402198c2&amp;follow=1'>picoLCDGraphics needs keypad linked</a></td><td>michael</td><td>2</td><td><span class='deletions'>-0</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2011-07-27 05:12:30 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/thread.c?id=7318d07f8950d3469d76537ce1d96f863085ba7c&amp;follow=1'>various compiler warnings fixed</a></td><td>michael</td><td>13</td><td><span class='deletions'>-60</span>/<span class='insertions'>+39</span></td></tr>
<tr><td><span title='2011-07-27 04:21:44 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/configure?id=616665a32d0e4eb368c6346168e91cfeda42583f&amp;follow=1'>Autoconf 2.68</a></td><td>michael</td><td>3</td><td><span class='deletions'>-1455</span>/<span class='insertions'>+2751</span></td></tr>
<tr><td><span title='2011-07-27 04:19:37 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/smoketest.sh?id=a6019b167131c976abdc8fbc3fb1c6db3fcaffdf&amp;follow=1'>run smoketest on all of my 8 cores</a></td><td>michael</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2011-07-27 02:53:04 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/plugin_mpd.c?id=2a765ae84de7c91c424a7fc220e326bf33985665&amp;follow=1'>indentation</a></td><td>michael</td><td>4</td><td><span class='deletions'>-330</span>/<span class='insertions'>+320</span></td></tr>
<tr><td><span title='2011-07-27 02:36:25 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/plugins.m4?id=48ea1dd640e3bce5eae985ca542b7ef4d543bc6b&amp;follow=1'>patch to replace outdate library libmpd with recent library libmpdclient from...</a></td><td>michael</td><td>2</td><td><span class='deletions'>-240</span>/<span class='insertions'>+427</span></td></tr>
<tr><td><span title='2011-07-27 02:21:48 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/plugins.m4?id=22169050ad234f868ff030d49964673e0a5ba8b1&amp;follow=1'>lcd4linux-wireless.patch from Hans de Goede</a></td><td>michael</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2011-07-27 02:20:51 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/drv_st2205.c?id=0fe9009287dfe71ba74df0793b874fd47a2df525&amp;follow=1'>st2205-width-height-swap.patch from Hans de Goede</a></td><td>michael</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2011-07-27 02:19:58 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/plugin_i2c_sensors.c?id=f86dd50a614e0666e2c61331bee684d1a519562b&amp;follow=1'>hwmon patch from Hans de Goede</a></td><td>michael</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+14</span></td></tr>
<tr><td><span title='2011-07-27 02:14:11 +0000'>2011-07-27</span></td><td><a href='/lcd4linux.git/commit/drv_MatrixOrbital.c?id=1d611354c3a8bf7de4c487fe4af7f72778035477&amp;follow=1'>patch to support SureElectronicsDE-LD023 from Matt Joice</a></td><td>michael</td><td>1</td><td><span class='deletions'>-3</span>/<span class='insertions'>+16</span></td></tr>
<tr><td><span title='2011-05-06 18:21:47 +0000'>2011-05-06</span></td><td><a href='/lcd4linux.git/commit/drv_GLCD2USB.c?id=7fc8ef21bd019295cd73c9d805af727083dcc2be&amp;follow=1'>Fixed keypad widget in GLCD2USB</a></td><td>harbaum</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+7</span></td></tr>
<tr><td><span title='2011-02-12 22:46:19 +0000'>2011-02-12</span></td><td><a href='/lcd4linux.git/commit/timer.c?id=f17287509f698f21f38ae047a306ddca3fc13140&amp;follow=1'>timer.c: fixed detection of positive clock skew (and some typos)</a></td><td>mzuther</td><td>4</td><td><span class='deletions'>-10</span>/<span class='insertions'>+10</span></td></tr>
<tr><td><span title='2011-01-23 22:45:46 +0000'>2011-01-23</span></td><td><a href='/lcd4linux.git/commit/timer.c?id=5e69b1e3961ee896d44107c05650c915d9b24298&amp;follow=1'>timer.c: fixed clock skew detection</a></td><td>mzuther</td><td>1</td><td><span class='deletions'>-26</span>/<span class='insertions'>+46</span></td></tr>
<tr><td><span title='2011-01-23 17:01:08 +0000'>2011-01-23</span></td><td><a href='/lcd4linux.git/commit/timer.c?id=c15760b9e502d12e4905ef898e9694436ec3bde3&amp;follow=1'>timer.c: skip intermediate timer intervals</a></td><td>mzuther</td><td>2</td><td><span class='deletions'>-16</span>/<span class='insertions'>+46</span></td></tr>
<tr><td><span title='2011-01-05 03:49:07 +0000'>2011-01-05</span></td><td><a href='/lcd4linux.git/commit/drv_MatrixOrbital.c?id=72e1f7501bd6806022b7a33e1424ea2cc7fa4059&amp;follow=1'>fix for a bug introduced in the DE-LD021 driver</a></td><td>michael</td><td>1</td><td><span class='deletions'>-3</span>/<span class='insertions'>+3</span></td></tr>
<tr><td><span title='2011-01-04 01:58:59 +0000'>2011-01-04</span></td><td><a href='/lcd4linux.git/commit/timer.c?id=f95cad51ea998c6febe30b9da74bd2852449d3c1&amp;follow=1'>indentation</a></td><td>michael</td><td>2</td><td><span class='deletions'>-3</span>/<span class='insertions'>+3</span></td></tr>
<tr><td><span title='2011-01-04 01:58:25 +0000'>2011-01-04</span></td><td><a href='/lcd4linux.git/commit/drv_MatrixOrbital.c?id=0da867144a9cc418a2311efa816efcbdef7df70a&amp;follow=1'>support for Sure Electronics DE-LD021 by Natanael Olaiz</a></td><td>michael</td><td>1</td><td><span class='deletions'>-10</span>/<span class='insertions'>+8</span></td></tr>
<tr><td><span title='2011-01-02 00:39:10 +0000'>2011-01-02</span></td><td><a href='/lcd4linux.git/commit/smoketest.sh?id=8dd087e587f0a84ab9b30965d085e65efdb57715&amp;follow=1'>driver for EFN LED modules by Tilman Glötzner</a></td><td>michael</td><td>9</td><td><span class='deletions'>-21</span>/<span class='insertions'>+469</span></td></tr>
<tr><td><span title='2010-11-28 16:07:16 +0000'>2010-11-28</span></td><td><a href='/lcd4linux.git/commit/timer_group.h?id=475fdb43971a24c01db6d8bf5cb4351eb6b76cfe&amp;follow=1'>commented, corrected and beautified both timer and timer group code</a></td><td>mzuther</td><td>11</td><td><span class='deletions'>-197</span>/<span class='insertions'>+511</span></td></tr>
<tr><td><span title='2010-11-27 14:35:10 +0000'>2010-11-27</span></td><td><a href='/lcd4linux.git/commit/timer.h?id=00db296b07befe1b511af73b00303c536cea0c6c&amp;follow=1'>finished commenting the timer code</a></td><td>mzuther</td><td>2</td><td><span class='deletions'>-46</span>/<span class='insertions'>+138</span></td></tr>
<tr><td><span title='2010-11-20 20:22:05 +0000'>2010-11-20</span></td><td><a href='/lcd4linux.git/commit/timer.h?id=20e4961f9eb3ea712a4d101d5984a6e0e68a23bd&amp;follow=1'>started commenting the timer code</a></td><td>mzuther</td><td>5</td><td><span class='deletions'>-52</span>/<span class='insertions'>+170</span></td></tr>
<tr><td><span title='2010-11-19 09:02:34 +0000'>2010-11-19</span></td><td><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?id=4447e1d46ca5cdb1839c9ece0426fd26db1b2817&amp;follow=1'>Added brightness support for GLCD2USB</a></td><td>harbaum</td><td>5</td><td><span class='deletions'>-28</span>/<span class='insertions'>+8014</span></td></tr>