-/* Conky, a system monitor, based on torsmo
+/* -*- mode: c; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: t -*-
+ * vim: ts=4 sw=4 noet ai cindent syntax=c
+ *
+ * Conky, a system monitor, based on torsmo
*
* Any original torsmo code is licensed under the BSD license
*
* Please see COPYING for details
*
* Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
- * Copyright (c) 2005-2007 Brenden Matthews, Philip Kovacs, et. al.
+ * Copyright (c) 2005-2010 Brenden Matthews, Philip Kovacs, et. al.
* (see AUTHORS)
* All rights reserved.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
- * $Id$ */
+ */
+#include "conky.h"
+#include "logging.h"
+#include "specials.h"
+#include "text_object.h"
#include <sys/ioctl.h>
-
#include <errno.h>
#include <fcntl.h>
-#include <string.h>
-#include <stdlib.h>
+#include <ctype.h>
-#include "conky.h"
#ifdef HAVE_LINUX_SOUNDCARD_H
#include <linux/soundcard.h>
if (mixer_fd <= 0) {
mixer_fd = open(MIXER_DEV, O_RDONLY);
if (mixer_fd == -1) {
- ERR("can't open %s: %s", MIXER_DEV, strerror(errno));
+ NORM_ERR("can't open %s: %s", MIXER_DEV, strerror(errno));
return -1;
}
}
if (ioctl(mixer_fd, MIXER_READ(i), &val) == -1) {
if (!rep) {
- ERR("mixer ioctl: %s", strerror(errno));
+ NORM_ERR("mixer ioctl: %s", strerror(errno));
}
rep = 1;
return 0;
return val;
}
-int mixer_get_avg(int i)
+static int mixer_get_avg(int i)
{
int v = mixer_get(i);
return ((v >> 8) + (v & 0xFF)) / 2;
}
-int mixer_get_left(int i)
+static int mixer_get_left(int i)
{
return mixer_get(i) >> 8;
}
-int mixer_get_right(int i)
+static int mixer_get_right(int i)
{
return mixer_get(i) & 0xFF;
}
+int mixer_is_mute(int i)
+{
+ return !mixer_get(i);
+}
+
+#define mixer_to_255(i, x) x * 2.55
+
+void parse_mixer_arg(struct text_object *obj, const char *arg)
+{
+ obj->data.l = mixer_init(arg);
+}
+
+/* chan specifies the channel to print:
+ * -1 := left channel
+ * 0 := channel average
+ * 1 := right channel
+ */
+static void print_mixer_chan(struct text_object *obj, int chan, char *p, int p_max_size)
+{
+ int val;
+
+ if (chan < 0)
+ val = mixer_get_left(obj->data.l);
+ else if (chan == 0)
+ val = mixer_get_avg(obj->data.l);
+ else
+ val = mixer_get_right(obj->data.l);
+
+ percent_print(p, p_max_size, val);
+}
+
+void print_mixer(struct text_object *obj, char *p, int p_max_size)
+{
+ print_mixer_chan(obj, 0, p, p_max_size);
+}
+
+void print_mixerl(struct text_object *obj, char *p, int p_max_size)
+{
+ print_mixer_chan(obj, -1, p, p_max_size);
+}
+
+void print_mixerr(struct text_object *obj, char *p, int p_max_size)
+{
+ print_mixer_chan(obj, 1, p, p_max_size);
+}
+
+int check_mixer_muted(struct text_object *obj)
+{
+ if (!mixer_is_mute(obj->data.l))
+ return 0;
+ return 1;
+}
+
+void scan_mixer_bar(struct text_object *obj, const char *arg)
+{
+ char buf1[64];
+ int n;
+
+ if (arg && sscanf(arg, "%63s %n", buf1, &n) >= 1) {
+ obj->data.i = mixer_init(buf1);
+ scan_bar(obj, arg + n);
+ } else {
+ obj->data.i = mixer_init(NULL);
+ scan_bar(obj, arg);
+ }
+}
+
+/* see print_mixer() above for a description of 'chan' */
+static void print_mixer_bar_chan(struct text_object *obj, int chan, char *p, int p_max_size)
+{
+ int val;
+
+ if (!p_max_size)
+ return;
+
+ if (chan < 0)
+ val = mixer_get_left(obj->data.i);
+ else if (chan == 0)
+ val = mixer_get_avg(obj->data.i);
+ else
+ val = mixer_get_right(obj->data.i);
+
+ new_bar(obj, p, p_max_size, mixer_to_255(obj->data.i, val));
+}
+
+void print_mixer_bar(struct text_object *obj, char *p, int p_max_size)
+{
+ print_mixer_bar_chan(obj, 0, p, p_max_size);
+}
+
+void print_mixerl_bar(struct text_object *obj, char *p, int p_max_size)
+{
+ print_mixer_bar_chan(obj, -1, p, p_max_size);
+}
+
+void print_mixerr_bar(struct text_object *obj, char *p, int p_max_size)
+{
+ print_mixer_bar_chan(obj, 1, p, p_max_size);
+}