src/ui_appindicator.c

   1 /*
   2  * Copyright (C) 2010-2012 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 GtkMenuItem **sensor_menu_items;
  38 static int appindicator_supported = 1;
  39 static AppIndicator *indicator;
  40 static struct ui_psensor *ui_psensor;
  41
  42 static void cb_menu_show(GtkMenuItem *mi, gpointer data)
  43 {
  44         ui_window_show((struct ui_psensor *)data);
  45 }
  46
  47 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  48 {
  49         ui_psensor_quit(data);
  50 }
  51
  52 static void cb_menu_preferences(GtkMenuItem *mi, gpointer data)
  53 {
  54 #ifdef HAVE_APPINDICATOR_029
  55         gdk_threads_enter();
  56 #endif
  57
  58         ui_pref_dialog_run((struct ui_psensor *)data);
  59
  60 #ifdef HAVE_APPINDICATOR_029
  61         gdk_threads_leave();
  62 #endif
  63 }
  64
  65 static void cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
  66 {
  67         struct ui_psensor *ui = data;
  68
  69 #ifdef HAVE_APPINDICATOR_029
  70         gdk_threads_enter();
  71 #endif
  72
  73         if (ui->sensors && *ui->sensors)
  74                 ui_sensorpref_dialog_run(*ui->sensors, ui);
  75
  76 #ifdef HAVE_APPINDICATOR_029
  77         gdk_threads_leave();
  78 #endif
  79 }
  80
  81 static void cb_about(GtkMenuItem *mi, gpointer data)
  82 {
  83         ui_show_about_dialog();
  84 }
  85
  86 static const char *menu_desc =
  87 "<ui>"
  88 "  <popup name='MainMenu'>"
  89 "      <menuitem name='Show' action='ShowAction' />"
  90 "      <separator />"
  91 "      <separator />"
  92 "      <menuitem name='Preferences' action='PreferencesAction' />"
  93 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
  94 "      <separator />"
  95 "      <menuitem name='About' action='AboutAction' />"
  96 "      <separator />"
  97 "      <menuitem name='Quit' action='QuitAction' />"
  98 "  </popup>"
  99 "</ui>";
 100
 101 static GtkActionEntry entries[] = {
 102         { "PsensorMenuAction", NULL, "_Psensor" },
 103
 104         { "ShowAction", NULL,
 105           N_("_Show"), NULL,
 106           N_("Show"),
 107           G_CALLBACK(cb_menu_show) },
 108
 109         { "PreferencesAction", GTK_STOCK_PREFERENCES,
 110           N_("_Preferences"), NULL,
 111           N_("Preferences"),
 112           G_CALLBACK(cb_menu_preferences) },
 113
 114         { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 115           N_("S_ensor Preferences"),
 116           NULL,
 117           N_("SensorPreferences"),
 118           G_CALLBACK(cb_sensor_preferences) },
 119
 120         { "AboutAction", NULL,
 121           N_("_About"),
 122           NULL,
 123           N_("About"),
 124           G_CALLBACK(cb_about) },
 125
 126         { "QuitAction",
 127           GTK_STOCK_QUIT, "_Quit", NULL, "Quit", G_CALLBACK(cb_menu_quit) }
 128 };
 129 static guint n_entries = G_N_ELEMENTS(entries);
 130
 131 static void update_sensor_menu_item(GtkMenuItem *item,
 132                                     struct psensor *s,
 133                                     int use_celcius)
 134 {
 135         gchar *str;
 136         double v;
 137
 138         v = psensor_get_current_value(s);
 139
 140         if (is_temp_type(s->type) && !use_celcius)
 141                 v = celcius_to_fahrenheit(v);
 142
 143         str = g_strdup_printf("%s: %2.f %s",
 144                               s->name,
 145                               v,
 146                               psensor_type_to_unit_str(s->type, use_celcius));
 147
 148         gtk_menu_item_set_label(item, str);
 149
 150         g_free(str);
 151 }
 152
 153 static void update_sensor_menu_items(struct psensor **sensors,
 154                                      int use_celcius)
 155 {
 156         int n, i;
 157
 158         n = psensor_list_size(sensors);
 159         for (i = 0; i < n; i++)
 160                 update_sensor_menu_item(sensor_menu_items[i],
 161                                         sensors[i],
 162                                         use_celcius);
 163 }
 164
 165 static GtkWidget *get_menu(struct ui_psensor *ui)
 166 {
 167         GtkActionGroup *action_group;
 168         GtkUIManager *menu_manager;
 169         GError *error;
 170         GtkMenu *menu;
 171         int i;
 172         int n = psensor_list_size(ui->sensors);
 173         struct psensor **sensors = ui->sensors;
 174
 175         action_group = gtk_action_group_new("PsensorActions");
 176         gtk_action_group_set_translation_domain(action_group, PACKAGE);
 177         menu_manager = gtk_ui_manager_new();
 178
 179         gtk_action_group_add_actions(action_group, entries, n_entries, ui);
 180         gtk_ui_manager_insert_action_group(menu_manager, action_group, 0);
 181
 182         error = NULL;
 183         gtk_ui_manager_add_ui_from_string(menu_manager, menu_desc, -1, &error);
 184
 185         if (error)
 186                 g_error(_("building menus failed: %s"), error->message);
 187
 188         menu = GTK_MENU(gtk_ui_manager_get_widget(menu_manager, "/MainMenu"));
 189
 190         sensor_menu_items = malloc(sizeof(GtkWidget *)*n);
 191         for (i = 0; i < n; i++) {
 192                 struct psensor *s = sensors[i];
 193
 194                 sensor_menu_items[i]
 195                         = GTK_MENU_ITEM(gtk_menu_item_new_with_label(s->name));
 196
 197                 gtk_menu_shell_insert(GTK_MENU_SHELL(menu),
 198                                       GTK_WIDGET(sensor_menu_items[i]),
 199                                       i+2);
 200
 201                 update_sensor_menu_item
 202                         (sensor_menu_items[i],
 203                          s,
 204                          ui->config->temperature_unit == CELCIUS);
 205         }
 206
 207         return GTK_WIDGET(menu);
 208 }
 209
 210 void ui_appindicator_update(struct ui_psensor *ui, unsigned int attention)
 211 {
 212         AppIndicatorStatus status;
 213
 214         if (!indicator)
 215                 return;
 216
 217         status = app_indicator_get_status(indicator);
 218
 219         if (!attention && status == APP_INDICATOR_STATUS_ATTENTION)
 220                 app_indicator_set_status
 221                         (indicator, APP_INDICATOR_STATUS_ACTIVE);
 222
 223         if (attention && status == APP_INDICATOR_STATUS_ACTIVE)
 224                 app_indicator_set_status
 225                     (indicator, APP_INDICATOR_STATUS_ATTENTION);
 226
 227         update_sensor_menu_items(ui->sensors,
 228                                  ui->config->temperature_unit == CELCIUS);
 229 }
 230
 231 static GtkStatusIcon *unity_fallback(AppIndicator *indicator)
 232 {
 233         GtkStatusIcon *ico;
 234
 235         log_debug("ui_appindicator#unity_fallback");
 236
 237         appindicator_supported = 0;
 238
 239         ico = ui_status_get_icon(ui_psensor);
 240
 241         ui_status_set_visible(1);
 242
 243         return ico;
 244 }
 245
 246 static void
 247 unity_unfallback(AppIndicator *indicator, GtkStatusIcon *status_icon)
 248 {
 249         log_debug("ui_appindicator#unity_unfallback");
 250
 251         ui_status_set_visible(0);
 252
 253         appindicator_supported = 1;
 254 }
 255
 256 void ui_appindicator_init(struct ui_psensor *ui)
 257 {
 258         GtkWidget *menu;
 259
 260         ui_psensor = ui;
 261
 262         indicator = app_indicator_new
 263                 ("psensor",
 264                  ICON,
 265                  APP_INDICATOR_CATEGORY_APPLICATION_STATUS);
 266
 267         APP_INDICATOR_GET_CLASS(indicator)->fallback = unity_fallback;
 268         APP_INDICATOR_GET_CLASS(indicator)->unfallback = unity_unfallback;
 269
 270         app_indicator_set_status(indicator, APP_INDICATOR_STATUS_ACTIVE);
 271         app_indicator_set_attention_icon(indicator, ATTENTION_ICON);
 272
 273         menu = get_menu(ui);
 274         app_indicator_set_menu(indicator, GTK_MENU(menu));
 275
 276         gtk_widget_show_all(menu);
 277 }
 278
 279 int is_appindicator_supported()
 280 {
 281         return appindicator_supported;
 282 }
 283
 284 void ui_appindicator_cleanup()
 285 {
 286         /* TODO: cleanup menu items. */
 287 }