src/ui_appindicator.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 <stdio.h>
  20 #include <stdlib.h>
  21 #include <string.h>
  22
  23 #include <gtk/gtk.h>
  24 #include <libappindicator/app-indicator.h>
  25
  26 #include "cfg.h"
  27 #include "psensor.h"
  28 #include "ui.h"
  29 #include "ui_appindicator.h"
  30 #include "ui_sensorpref.h"
  31 #include "ui_status.h"
  32 #include "ui_pref.h"
  33
  34 static const char *ICON = "psensor_normal";
  35 static const char *ATTENTION_ICON = "psensor_hot";
  36
  37 static struct psensor **sensors;
  38 static GtkMenuItem **menu_items;
  39 static int appindicator_supported = 1;
  40 static AppIndicator *indicator;
  41 static struct ui_psensor *ui_psensor;
  42
  43 void cb_menu_show(GtkMenuItem *mi, gpointer data)
  44 {
  45         ui_window_show((struct ui_psensor *)data);
  46 }
  47
  48 void ui_appindicator_cb_preferences(GtkMenuItem *mi, gpointer data)
  49 {
  50 #ifdef HAVE_APPINDICATOR_029
  51         gdk_threads_enter();
  52 #endif
  53
  54         ui_pref_dialog_run((struct ui_psensor *)data);
  55
  56 #ifdef HAVE_APPINDICATOR_029
  57         gdk_threads_leave();
  58 #endif
  59 }
  60
  61 void ui_appindicator_cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
  62 {
  63         struct ui_psensor *ui = data;
  64
  65 #ifdef HAVE_APPINDICATOR_029
  66         gdk_threads_enter();
  67 #endif
  68
  69         if (ui->sensors && *ui->sensors)
  70                 ui_sensorpref_dialog_run(*ui->sensors, ui);
  71
  72 #ifdef HAVE_APPINDICATOR_029
  73         gdk_threads_leave();
  74 #endif
  75 }
  76
  77 static void
  78 update_menu_item(GtkMenuItem *item, struct psensor *s, int use_celsius)
  79 {
  80         gchar *str;
  81         char *v;
  82
  83         v = psensor_current_value_to_str(s, use_celsius);
  84
  85         str = g_strdup_printf("%s: %s", s->name, v);
  86
  87         gtk_menu_item_set_label(item, str);
  88
  89         free(v);
  90         g_free(str);
  91 }
  92
  93 static void update_menu_items(int use_celsius)
  94 {
  95         struct psensor **s;
  96         GtkMenuItem **m;
  97
  98         if (!sensors)
  99                 return ;
 100
 101         for (s = sensors, m = menu_items; *s; s++, m++)
 102                 update_menu_item(*m, *s, use_celsius);
 103 }
 104
 105 static void
 106 build_sensor_menu_items(const struct ui_psensor *ui, GtkMenu *menu)
 107 {
 108         int i, j, n, celsius;
 109         const char *name;
 110         struct psensor **sorted_sensors;
 111
 112         free(menu_items);
 113
 114         celsius  = ui->config->temperature_unit == CELSIUS;
 115
 116         sorted_sensors = ui_get_sensors_ordered_by_position(ui);
 117         n = psensor_list_size(sorted_sensors);
 118         menu_items = malloc(n * sizeof(GtkWidget *));
 119         sensors = malloc((n + 1) * sizeof(struct psensor *));
 120         for (i = 0, j = 0; i < n; i++) {
 121                 if (config_is_appindicator_enabled(sorted_sensors[i]->id)) {
 122                         sensors[j] = sorted_sensors[i];
 123                         name = sensors[j]->name;
 124
 125                         menu_items[j] = GTK_MENU_ITEM
 126                                 (gtk_menu_item_new_with_label(name));
 127
 128                         gtk_menu_shell_insert(GTK_MENU_SHELL(menu),
 129                                               GTK_WIDGET(menu_items[j]),
 130                                               j+2);
 131
 132                         update_menu_item(menu_items[j], sensors[j], celsius);
 133
 134                         j++;
 135                 }
 136         }
 137
 138         sensors[j] = NULL;
 139
 140         free(sorted_sensors);
 141 }
 142
 143 static GtkWidget *get_menu(struct ui_psensor *ui)
 144 {
 145         GError *error;
 146         GtkMenu *menu;
 147         guint ok;
 148         GtkBuilder *builder;
 149
 150         builder = gtk_builder_new();
 151
 152         error = NULL;
 153         ok = gtk_builder_add_from_file
 154                 (builder,
 155                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "psensor.glade",
 156                  &error);
 157
 158         if (!ok) {
 159                 log_printf(LOG_ERR, error->message);
 160                 g_error_free(error);
 161                 return NULL;
 162         }
 163
 164         menu = GTK_MENU(gtk_builder_get_object(builder, "appindicator_menu"));
 165         build_sensor_menu_items(ui, menu);
 166         gtk_builder_connect_signals(builder, ui);
 167
 168         g_object_ref(G_OBJECT(menu));
 169         g_object_unref(G_OBJECT(builder));
 170
 171         return GTK_WIDGET(menu);
 172 }
 173
 174 static void update_label(struct ui_psensor *ui)
 175 {
 176         char *label, *str, *tmp, *guide;
 177         struct psensor **p;
 178
 179         p =  ui_get_sensors_ordered_by_position(ui);
 180         label = NULL;
 181         guide = NULL;
 182         while (*p) {
 183                 if (config_is_appindicator_label_enabled((*p)->id)) {
 184                         str = psensor_current_value_to_str
 185                                 (*p, ui->config->temperature_unit == CELSIUS);
 186
 187                         if (label == NULL) {
 188                                 label = str;
 189                         } else {
 190                                 tmp = malloc(strlen(label)
 191                                              + 1
 192                                              + strlen(str)
 193                                              + 1);
 194                                 sprintf(tmp, "%s %s", label, str);
 195                                 free(label);
 196                                 free(str);
 197                                 label = tmp;
 198                         }
 199
 200                         if (is_temp_type((*p)->type))
 201                                 str = "999UUU";
 202                         else if (is_fan_type((*p)->type))
 203                                 str = "999UUU";
 204                         else /* cpu load */
 205                                 str = "999%";
 206
 207                         if (guide == NULL) {
 208                                 guide = strdup(str);
 209                         } else {
 210                                 tmp = malloc(strlen(guide)
 211                                              + 1
 212                                              + strlen(str)
 213                                              + 1);
 214                                 sprintf(tmp, "%sW%s", guide, str);
 215                                 free(guide);
 216                                 guide = tmp;
 217                         }
 218
 219                 }
 220                 p++;
 221         }
 222
 223         app_indicator_set_label(indicator, label, guide);
 224 }
 225
 226 void ui_appindicator_update(struct ui_psensor *ui, unsigned int attention)
 227 {
 228         AppIndicatorStatus status;
 229
 230         if (!indicator)
 231                 return;
 232
 233         update_label(ui);
 234
 235         status = app_indicator_get_status(indicator);
 236
 237         if (!attention && status == APP_INDICATOR_STATUS_ATTENTION)
 238                 app_indicator_set_status(indicator,
 239                                          APP_INDICATOR_STATUS_ACTIVE);
 240
 241         if (attention && status == APP_INDICATOR_STATUS_ACTIVE)
 242                 app_indicator_set_status(indicator,
 243                                          APP_INDICATOR_STATUS_ATTENTION);
 244
 245         update_menu_items(ui->config->temperature_unit == CELSIUS);
 246 }
 247
 248 static GtkStatusIcon *unity_fallback(AppIndicator *indicator)
 249 {
 250         GtkStatusIcon *ico;
 251
 252         log_debug("ui_appindicator.unity_fallback()");
 253
 254         appindicator_supported = 0;
 255
 256         ico = ui_status_get_icon(ui_psensor);
 257
 258         ui_status_set_visible(1);
 259
 260         return ico;
 261 }
 262
 263 static void
 264 unity_unfallback(AppIndicator *indicator, GtkStatusIcon *status_icon)
 265 {
 266         log_debug("ui_appindicator.unity_unfallback()");
 267
 268         ui_status_set_visible(0);
 269
 270         appindicator_supported = 1;
 271 }
 272
 273 void ui_appindicator_update_menu(struct ui_psensor *ui)
 274 {
 275         GtkWidget *menu;
 276
 277         menu = get_menu(ui);
 278         app_indicator_set_menu(indicator, GTK_MENU(menu));
 279
 280         gtk_widget_show_all(menu);
 281 }
 282
 283 void ui_appindicator_init(struct ui_psensor *ui)
 284 {
 285         ui_psensor = ui;
 286
 287         indicator = app_indicator_new
 288                 ("psensor",
 289                  ICON,
 290                  APP_INDICATOR_CATEGORY_APPLICATION_STATUS);
 291
 292         APP_INDICATOR_GET_CLASS(indicator)->fallback = unity_fallback;
 293         APP_INDICATOR_GET_CLASS(indicator)->unfallback = unity_unfallback;
 294
 295         app_indicator_set_status(indicator, APP_INDICATOR_STATUS_ACTIVE);
 296         app_indicator_set_attention_icon(indicator, ATTENTION_ICON);
 297
 298         ui_appindicator_update_menu(ui);
 299 }
 300
 301 int is_appindicator_supported()
 302 {
 303         return appindicator_supported;
 304 }
 305
 306 void ui_appindicator_cleanup()
 307 {
 308         free(sensors);
 309 }