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 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 static void cb_menu_show(GtkMenuItem *mi, gpointer data)
  44 {
  45         ui_window_show((struct ui_psensor *)data);
  46 }
  47
  48 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  49 {
  50         ui_psensor_quit(data);
  51 }
  52
  53 static void cb_menu_preferences(GtkMenuItem *mi, gpointer data)
  54 {
  55 #ifdef HAVE_APPINDICATOR_029
  56         gdk_threads_enter();
  57 #endif
  58
  59         ui_pref_dialog_run((struct ui_psensor *)data);
  60
  61 #ifdef HAVE_APPINDICATOR_029
  62         gdk_threads_leave();
  63 #endif
  64 }
  65
  66 static void cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
  67 {
  68         struct ui_psensor *ui = data;
  69
  70 #ifdef HAVE_APPINDICATOR_029
  71         gdk_threads_enter();
  72 #endif
  73
  74         if (ui->sensors && *ui->sensors)
  75                 ui_sensorpref_dialog_run(*ui->sensors, ui);
  76
  77 #ifdef HAVE_APPINDICATOR_029
  78         gdk_threads_leave();
  79 #endif
  80 }
  81
  82 static void cb_about(GtkMenuItem *mi, gpointer data)
  83 {
  84         ui_show_about_dialog();
  85 }
  86
  87 static const char *menu_desc =
  88 "<ui>"
  89 "  <popup name='MainMenu'>"
  90 "      <menuitem name='Show' action='ShowAction' />"
  91 "      <separator />"
  92 "      <separator />"
  93 "      <menuitem name='Preferences' action='PreferencesAction' />"
  94 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
  95 "      <separator />"
  96 "      <menuitem name='About' action='AboutAction' />"
  97 "      <separator />"
  98 "      <menuitem name='Quit' action='QuitAction' />"
  99 "  </popup>"
 100 "</ui>";
 101
 102 static GtkActionEntry entries[] = {
 103         { "PsensorMenuAction", NULL, "_Psensor" },
 104
 105         { "ShowAction", NULL,
 106           N_("_Show"), NULL,
 107           N_("Show"),
 108           G_CALLBACK(cb_menu_show) },
 109
 110         { "PreferencesAction", GTK_STOCK_PREFERENCES,
 111           N_("_Preferences"), NULL,
 112           N_("Preferences"),
 113           G_CALLBACK(cb_menu_preferences) },
 114
 115         { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 116           N_("S_ensor Preferences"),
 117           NULL,
 118           N_("SensorPreferences"),
 119           G_CALLBACK(cb_sensor_preferences) },
 120
 121         { "AboutAction", NULL,
 122           N_("_About"),
 123           NULL,
 124           N_("About"),
 125           G_CALLBACK(cb_about) },
 126
 127         { "QuitAction",
 128           GTK_STOCK_QUIT, "_Quit", NULL, "Quit", G_CALLBACK(cb_menu_quit) }
 129 };
 130 static guint n_entries = G_N_ELEMENTS(entries);
 131
 132 static void
 133 update_menu_item(GtkMenuItem *item, struct psensor *s, 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_menu_items(int use_celcius)
 154 {
 155         struct psensor **s;
 156         GtkMenuItem **m;
 157
 158         if (!sensors)
 159                 return ;
 160
 161         for (s = sensors, m = menu_items; *s; s++, m++)
 162                 update_menu_item(*m, *s, 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, n, j;
 172         int celcius;
 173         const char *name;
 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         celcius  = ui->config->temperature_unit == CELCIUS;
 191
 192         n = psensor_list_size(ui->sensors);
 193         menu_items = malloc(n * sizeof(GtkWidget *));
 194         sensors = malloc((n + 1) * sizeof(struct psensor *));
 195         for (i = 0, j = 0; i < n; i++) {
 196                 if (config_is_appindicator_enabled(ui->sensors[i]->id)) {
 197                         sensors[j] = ui->sensors[i];
 198                         name = sensors[j]->name;
 199
 200                         menu_items[j] = GTK_MENU_ITEM
 201                                 (gtk_menu_item_new_with_label(name));
 202
 203                         gtk_menu_shell_insert(GTK_MENU_SHELL(menu),
 204                                               GTK_WIDGET(menu_items[j]),
 205                                               j+2);
 206
 207                         update_menu_item(menu_items[j], sensors[j], celcius);
 208
 209                         j++;
 210                 }
 211         }
 212
 213         sensors[j] = NULL;
 214
 215         return GTK_WIDGET(menu);
 216 }
 217
 218 void ui_appindicator_update(struct ui_psensor *ui, unsigned int attention)
 219 {
 220         AppIndicatorStatus status;
 221
 222         if (!indicator)
 223                 return;
 224
 225         status = app_indicator_get_status(indicator);
 226
 227         if (!attention && status == APP_INDICATOR_STATUS_ATTENTION)
 228                 app_indicator_set_status(indicator,
 229                                          APP_INDICATOR_STATUS_ACTIVE);
 230
 231         if (attention && status == APP_INDICATOR_STATUS_ACTIVE)
 232                 app_indicator_set_status(indicator,
 233                                          APP_INDICATOR_STATUS_ATTENTION);
 234
 235         update_menu_items(ui->config->temperature_unit == CELCIUS);
 236 }
 237
 238 static GtkStatusIcon *unity_fallback(AppIndicator *indicator)
 239 {
 240         GtkStatusIcon *ico;
 241
 242         log_debug("ui_appindicator#unity_fallback");
 243
 244         appindicator_supported = 0;
 245
 246         ico = ui_status_get_icon(ui_psensor);
 247
 248         ui_status_set_visible(1);
 249
 250         return ico;
 251 }
 252
 253 static void
 254 unity_unfallback(AppIndicator *indicator, GtkStatusIcon *status_icon)
 255 {
 256         log_debug("ui_appindicator#unity_unfallback");
 257
 258         ui_status_set_visible(0);
 259
 260         appindicator_supported = 1;
 261 }
 262
 263 void ui_appindicator_update_menu(struct ui_psensor *ui)
 264 {
 265         GtkWidget *menu;
 266
 267         menu = get_menu(ui);
 268         app_indicator_set_menu(indicator, GTK_MENU(menu));
 269
 270         gtk_widget_show_all(menu);
 271 }
 272
 273 void ui_appindicator_init(struct ui_psensor *ui)
 274 {
 275         ui_psensor = ui;
 276
 277         indicator = app_indicator_new
 278                 ("psensor",
 279                  ICON,
 280                  APP_INDICATOR_CATEGORY_APPLICATION_STATUS);
 281
 282         APP_INDICATOR_GET_CLASS(indicator)->fallback = unity_fallback;
 283         APP_INDICATOR_GET_CLASS(indicator)->unfallback = unity_unfallback;
 284
 285         app_indicator_set_status(indicator, APP_INDICATOR_STATUS_ACTIVE);
 286         app_indicator_set_attention_icon(indicator, ATTENTION_ICON);
 287
 288         ui_appindicator_update_menu(ui);
 289 }
 290
 291 int is_appindicator_supported()
 292 {
 293         return appindicator_supported;
 294 }
 295
 296 void ui_appindicator_cleanup()
 297 {
 298         free(sensors);
 299         /* TODO: cleanup menu items. */
 300 }