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