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 "psensor.h"
  27 #include "ui.h"
  28 #include "ui_appindicator.h"
  29 #include "ui_sensorpref.h"
  30 #include "ui_status.h"
  31 #include "ui_pref.h"
  32
  33 static const char *ICON = "psensor_normal";
  34 static const char *ATTENTION_ICON = "psensor_hot";
  35
  36 static GtkMenuItem **sensor_menu_items;
  37 static GtkWidget *main_window;
  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           "_Show", NULL,
 106           "Show",
 107           G_CALLBACK(cb_menu_show) },
 108
 109         { "PreferencesAction", GTK_STOCK_PREFERENCES,
 110           "_Preferences", NULL,
 111           "Preferences",
 112           G_CALLBACK(cb_menu_preferences) },
 113
 114         { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 115           "S_ensor Preferences",
 116           NULL,
 117           "SensorPreferences",
 118           G_CALLBACK(cb_sensor_preferences) },
 119
 120         { "AboutAction", NULL,
 121           "_About",
 122           NULL,
 123           "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, struct psensor *s)
 132 {
 133         gchar *str;
 134
 135         str = g_strdup_printf("%s: %2.f %s",
 136                               s->name,
 137                               psensor_get_current_value(s),
 138                               psensor_type_to_unit_str(s->type));
 139
 140         gtk_menu_item_set_label(item, str);
 141
 142         g_free(str);
 143 }
 144
 145 static void update_sensor_menu_items(struct psensor **sensors)
 146 {
 147         int n, i;
 148
 149         n = psensor_list_size(sensors);
 150         for (i = 0; i < n; i++)
 151                 update_sensor_menu_item(sensor_menu_items[i], 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 void ui_appindicator_update(struct ui_psensor *ui, unsigned int attention)
 200 {
 201         AppIndicatorStatus status;
 202
 203         if (!indicator)
 204                 return;
 205
 206         status = app_indicator_get_status(indicator);
 207
 208         if (!attention && status == APP_INDICATOR_STATUS_ATTENTION)
 209                 app_indicator_set_status
 210                         (indicator, APP_INDICATOR_STATUS_ACTIVE);
 211
 212         if (attention && status == APP_INDICATOR_STATUS_ACTIVE)
 213                 app_indicator_set_status
 214                     (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_debug("ui_appindicator#unity_fallback");
 222
 223         appindicator_supported = 0;
 224
 225         return ui_status_get_icon(ui_psensor);
 226 }
 227
 228 static void
 229 unity_unfallback(AppIndicator *indicator, GtkStatusIcon *status_icon)
 230 {
 231         log_debug("ui_appindicator#unity_unfallback");
 232
 233         appindicator_supported = 1;
 234 }
 235
 236 void ui_appindicator_init(struct ui_psensor *ui)
 237 {
 238         GtkWidget *menu;
 239
 240         ui_psensor = ui;
 241         main_window = ui->main_window;
 242
 243         indicator = app_indicator_new
 244                 ("psensor",
 245                  ICON,
 246                  APP_INDICATOR_CATEGORY_APPLICATION_STATUS);
 247
 248         APP_INDICATOR_GET_CLASS(indicator)->fallback = unity_fallback;
 249         APP_INDICATOR_GET_CLASS(indicator)->unfallback = unity_unfallback;
 250
 251         app_indicator_set_status(indicator, APP_INDICATOR_STATUS_ACTIVE);
 252         app_indicator_set_attention_icon(indicator, ATTENTION_ICON);
 253
 254         menu = get_menu(ui);
 255         app_indicator_set_menu(indicator, GTK_MENU(menu));
 256
 257         gtk_widget_show_all(menu);
 258 }
 259
 260 int is_appindicator_supported()
 261 {
 262         return appindicator_supported;
 263 }
 264
 265 void ui_appindicator_cleanup()
 266 {
 267         /* TODO: cleanup menu items. */
 268 }