src/ui_appindicator.c

   1 /*
   2     Copyright (C) 2010-2011 jeanfi@gmail.com
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU 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
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23
  24 #include <gtk/gtk.h>
  25 #include <libappindicator/app-indicator.h>
  26
  27 #include "psensor.h"
  28 #include "ui.h"
  29 #include "ui_appindicator.h"
  30 #include "ui_sensorpref.h"
  31 #include "ui_pref.h"
  32
  33 static GtkMenuItem **sensor_menu_items;
  34 static GtkWidget *main_window;
  35 static int appindicator_supported = 1;
  36
  37 static void cb_menu_show(GtkMenuItem *mi, gpointer data)
  38 {
  39         struct ui_psensor *ui = (struct ui_psensor *)data;
  40
  41         gtk_window_present(GTK_WINDOW(ui->main_window));
  42 }
  43
  44 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  45 {
  46         ui_psensor_quit(data);
  47 }
  48
  49 static void
  50 cb_menu_preferences(GtkMenuItem *mi, gpointer data)
  51 {
  52 #ifdef HAVE_APPINDICATOR_029
  53         gdk_threads_enter();
  54 #endif
  55
  56         ui_pref_dialog_run((struct ui_psensor *)data);
  57
  58 #ifdef HAVE_APPINDICATOR_029
  59         gdk_threads_leave();
  60 #endif
  61 }
  62
  63 static void
  64 cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
  65 {
  66         struct ui_psensor *ui = data;
  67
  68 #ifdef HAVE_APPINDICATOR_029
  69         gdk_threads_enter();
  70 #endif
  71
  72         if (ui->sensors && *ui->sensors)
  73                 ui_sensorpref_dialog_run(*ui->sensors, ui);
  74
  75 #ifdef HAVE_APPINDICATOR_029
  76         gdk_threads_leave();
  77 #endif
  78 }
  79
  80 static void cb_about(GtkMenuItem *mi, gpointer data)
  81 {
  82         ui_show_about_dialog();
  83 }
  84
  85 static const char *menu_desc =
  86 "<ui>"
  87 "  <popup name='MainMenu'>"
  88 "      <menuitem name='Show' action='ShowAction' />"
  89 "      <separator />"
  90 "      <separator />"
  91 "      <menuitem name='Preferences' action='PreferencesAction' />"
  92 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
  93 "      <separator />"
  94 "      <menuitem name='About' action='AboutAction' />"
  95 "      <separator />"
  96 "      <menuitem name='Quit' action='QuitAction' />"
  97 "  </popup>"
  98 "</ui>";
  99
 100 static GtkActionEntry entries[] = {
 101   { "PsensorMenuAction", NULL, "_Psensor" }, /* name, stock id, label */
 102
 103   { "ShowAction", NULL,        /* name, stock id */
 104     "_Show", NULL, /* label, accelerator */
 105     "Show",                    /* tooltip */
 106     G_CALLBACK(cb_menu_show) },
 107
 108   { "PreferencesAction", GTK_STOCK_PREFERENCES,     /* name, stock id */
 109     "_Preferences", NULL,                           /* label, accelerator */
 110     "Preferences",                                  /* tooltip */
 111     G_CALLBACK(cb_menu_preferences) },
 112
 113   { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 114     "S_ensor Preferences",
 115     NULL,
 116     "SensorPreferences",
 117     G_CALLBACK(cb_sensor_preferences) },
 118
 119   { "AboutAction", NULL,
 120     "_About",
 121     NULL,
 122     "About",
 123     G_CALLBACK(cb_about) },
 124
 125   { "QuitAction",
 126     GTK_STOCK_QUIT, "_Quit", NULL, "Quit", G_CALLBACK(cb_menu_quit) }
 127 };
 128 static guint n_entries = G_N_ELEMENTS(entries);
 129
 130 static void update_sensor_menu_item(GtkMenuItem *item, struct psensor *s)
 131 {
 132         gchar *str;
 133
 134         str = g_strdup_printf("%s: %2.f %s",
 135                               s->name,
 136                               psensor_get_current_value(s),
 137                               psensor_type_to_unit_str(s->type));
 138
 139         gtk_menu_item_set_label(item, str);
 140
 141         g_free(str);
 142 }
 143
 144 static void update_sensor_menu_items(struct psensor **sensors)
 145 {
 146         int n = psensor_list_size(sensors);
 147         int i;
 148
 149         for (i = 0; i < n; i++)
 150                 update_sensor_menu_item(sensor_menu_items[i],
 151                                         sensors[i]);
 152 }
 153
 154 static GtkWidget *get_menu(struct ui_psensor *ui)
 155 {
 156         GtkActionGroup *action_group;
 157         GtkUIManager *menu_manager;
 158         GError *error;
 159         GtkMenu *menu;
 160         int i;
 161         int n = psensor_list_size(ui->sensors);
 162         struct psensor **sensors = ui->sensors;
 163
 164
 165         action_group = gtk_action_group_new("PsensorActions");
 166         gtk_action_group_set_translation_domain(action_group, PACKAGE);
 167         menu_manager = gtk_ui_manager_new();
 168
 169         gtk_action_group_add_actions(action_group, entries, n_entries, ui);
 170         gtk_ui_manager_insert_action_group(menu_manager, action_group, 0);
 171
 172         error = NULL;
 173         gtk_ui_manager_add_ui_from_string(menu_manager, menu_desc, -1, &error);
 174
 175         if (error)
 176                 g_error(_("building menus failed: %s"), error->message);
 177
 178         menu = GTK_MENU(gtk_ui_manager_get_widget(menu_manager, "/MainMenu"));
 179
 180         sensor_menu_items = malloc(sizeof(GtkWidget *)*n);
 181         for (i = 0; i < n; i++) {
 182                 struct psensor *s = sensors[i];
 183
 184                 sensor_menu_items[i]
 185                         = GTK_MENU_ITEM(gtk_menu_item_new_with_label(s->name));
 186
 187                 gtk_menu_shell_insert(GTK_MENU_SHELL(menu),
 188                                       GTK_WIDGET(sensor_menu_items[i]),
 189                                       i+2);
 190
 191                 update_sensor_menu_item(sensor_menu_items[i],
 192                                         s);
 193         }
 194
 195
 196         return GTK_WIDGET(menu);
 197 }
 198
 199
 200 void ui_appindicator_update(struct ui_psensor *ui)
 201 {
 202         struct psensor **sensor_cur = ui->sensors;
 203         AppIndicatorStatus status;
 204         int attention = 0;
 205
 206         if (!ui->indicator)
 207                 return;
 208
 209         while (*sensor_cur) {
 210                 struct psensor *s = *sensor_cur;
 211
 212                 if (s->alarm_enabled && s->alarm_raised) {
 213                         attention = 1;
 214                         break;
 215                 }
 216
 217                 sensor_cur++;
 218         }
 219
 220         status = app_indicator_get_status(ui->indicator);
 221
 222         if (!attention && status == APP_INDICATOR_STATUS_ATTENTION)
 223                 app_indicator_set_status
 224                     (ui->indicator, APP_INDICATOR_STATUS_ACTIVE);
 225
 226         if (attention && status == APP_INDICATOR_STATUS_ACTIVE)
 227                 app_indicator_set_status
 228                     (ui->indicator, APP_INDICATOR_STATUS_ATTENTION);
 229
 230         update_sensor_menu_items(ui->sensors);
 231 }
 232
 233 static GtkStatusIcon* unity_fallback(AppIndicator *indicator)
 234 {
 235         gtk_widget_show_all(main_window);
 236
 237         appindicator_supported = 0;
 238
 239         return NULL;
 240 }
 241
 242 static void unity_unfallback(AppIndicator *indicator,
 243                              GtkStatusIcon *status_icon)
 244 {
 245         appindicator_supported = 1;
 246 }
 247
 248
 249 void ui_appindicator_init(struct ui_psensor *ui)
 250 {
 251         GtkWidget *indicatormenu;
 252
 253         main_window = ui->main_window;
 254
 255         ui->indicator
 256             = app_indicator_new("psensor",
 257                                 "psensor",
 258                                 APP_INDICATOR_CATEGORY_APPLICATION_STATUS);
 259
 260         APP_INDICATOR_GET_CLASS(ui->indicator)->fallback = unity_fallback;
 261         APP_INDICATOR_GET_CLASS(ui->indicator)->unfallback = unity_unfallback;
 262
 263         app_indicator_set_status(ui->indicator, APP_INDICATOR_STATUS_ACTIVE);
 264         app_indicator_set_attention_icon(ui->indicator, "psensor_hot");
 265
 266         indicatormenu = get_menu(ui);
 267
 268         gtk_widget_show_all(indicatormenu);
 269
 270         app_indicator_set_menu(ui->indicator, GTK_MENU(indicatormenu));
 271 }
 272
 273 int is_appindicator_supported()
 274 {
 275         return appindicator_supported;
 276 }