src/ui_unity.c

   1 /*
   2  * Copyright (C) 2010-2014 jeanfi@gmail.com
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301 USA
  18  */
  19 #include <unity.h>
  20
  21 #include <cfg.h>
  22 #include <temperature.h>
  23 #include <ui_unity.h>
  24
  25 static int initialized;
  26 static UnityLauncherEntry *psensor_entry;
  27 static unsigned int last_visible = -1;
  28
  29 static double get_max_current_value(struct psensor **sensors, unsigned int type)
  30 {
  31         double m, v;
  32         struct psensor *s;
  33
  34         m = UNKNOWN_DBL_VALUE;
  35         while (*sensors) {
  36                 s = *sensors;
  37
  38                 if ((s->type & type) && config_is_sensor_graph_enabled(s->id)) {
  39                         v = psensor_get_current_value(s);
  40
  41                         if (m == UNKNOWN_DBL_VALUE || v > m)
  42                                 m = v;
  43                 }
  44
  45                 sensors++;
  46         }
  47
  48         return m;
  49 }
  50
  51 void ui_unity_launcher_entry_update(struct psensor **sensors,
  52                                     unsigned int show,
  53                                     int use_celsius)
  54 {
  55         double v;
  56
  57         if (!initialized) {
  58                 psensor_entry = unity_launcher_entry_get_for_desktop_file
  59                         (PSENSOR_DESKTOP_FILE);
  60
  61                 unity_launcher_entry_set_count(psensor_entry, 0);
  62                 initialized = 1;
  63         }
  64
  65         if (last_visible != show) {
  66                 if (show)
  67                         unity_launcher_entry_set_count_visible(psensor_entry,
  68                                                                TRUE);
  69                 else
  70                         unity_launcher_entry_set_count_visible(psensor_entry,
  71                                                                FALSE);
  72                 last_visible = show;
  73         }
  74
  75         if (show && sensors && *sensors) {
  76                 v = get_max_current_value(sensors, SENSOR_TYPE_TEMP);
  77
  78                 if (v != UNKNOWN_DBL_VALUE) {
  79                         if (!use_celsius)
  80                                 v = celsius_to_fahrenheit(v);
  81
  82                         unity_launcher_entry_set_count(psensor_entry, v);
  83                 }
  84         }
  85 }