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 static AppIndicator *indicator;
  37
  38 static void cb_menu_show(GtkMenuItem *mi, gpointer data)
  39 {
  40         ui_window_show((struct ui_psensor *)data);
  41 }
  42
  43 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  44 {
  45         ui_psensor_quit(data);
  46 }
  47
  48 static void cb_menu_preferences(GtkMenuItem *mi, gpointer data)
  49 {
  50 #ifdef HAVE_APPINDICATOR_029
  51         gdk_threads_enter();
  52 #endif
  53
  54         ui_pref_dialog_run((struct ui_psensor *)data);
  55
  56 #ifdef HAVE_APPINDICATOR_029
  57         gdk_threads_leave();
  58 #endif
  59 }
  60
  61 static void cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
  62 {
  63         struct ui_psensor *ui = data;
  64
  65 #ifdef HAVE_APPINDICATOR_029
  66         gdk_threads_enter();
  67 #endif
  68
  69         if (ui->sensors && *ui->sensors)
  70                 ui_sensorpref_dialog_run(*ui->sensors, ui);
  71
  72 #ifdef HAVE_APPINDICATOR_029
  73         gdk_threads_leave();
  74 #endif
  75 }
  76
  77 static void cb_about(GtkMenuItem *mi, gpointer data)
  78 {
  79         ui_show_about_dialog();
  80 }
  81
  82 static const char *menu_desc =
  83 "<ui>"
  84 "  <popup name='MainMenu'>"
  85 "      <menuitem name='Show' action='ShowAction' />"
  86 "      <separator />"
  87 "      <separator />"
  88 "      <menuitem name='Preferences' action='PreferencesAction' />"
  89 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
  90 "      <separator />"
  91 "      <menuitem name='About' action='AboutAction' />"
  92 "      <separator />"
  93 "      <menuitem name='Quit' action='QuitAction' />"
  94 "  </popup>"
  95 "</ui>";
  96
  97 static GtkActionEntry entries[] = {
  98   { "PsensorMenuAction", NULL, "_Psensor" }, /* name, stock id, label */
  99
 100   { "ShowAction", NULL,        /* name, stock id */
 101     "_Show", NULL, /* label, accelerator */
 102     "Show",                    /* tooltip */
 103     G_CALLBACK(cb_menu_show) },
 104
 105   { "PreferencesAction", GTK_STOCK_PREFERENCES,     /* name, stock id */
 106     "_Preferences", NULL,                           /* label, accelerator */
 107     "Preferences",                                  /* tooltip */
 108     G_CALLBACK(cb_menu_preferences) },
 109
 110   { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 111     "S_ensor Preferences",
 112     NULL,
 113     "SensorPreferences",
 114     G_CALLBACK(cb_sensor_preferences) },
 115
 116   { "AboutAction", NULL,
 117     "_About",
 118     NULL,
 119     "About",
 120     G_CALLBACK(cb_about) },
 121
 122   { "QuitAction",
 123     GTK_STOCK_QUIT, "_Quit", NULL, "Quit", G_CALLBACK(cb_menu_quit) }
 124 };
 125 static guint n_entries = G_N_ELEMENTS(entries);
 126
 127 static void update_sensor_menu_item(GtkMenuItem *item, struct psensor *s)
 128 {
 129         gchar *str;
 130
 131         str = g_strdup_printf("%s: %2.f %s",
 132                               s->name,
 133                               psensor_get_current_value(s),
 134                               psensor_type_to_unit_str(s->type));
 135
 136         gtk_menu_item_set_label(item, str);
 137
 138         g_free(str);
 139 }
 140
 141 static void update_sensor_menu_items(struct psensor **sensors)
 142 {
 143         int n, i;
 144
 145         n = psensor_list_size(sensors);
 146         for (i = 0; i < n; i++)
 147                 update_sensor_menu_item(sensor_menu_items[i],
 148                                         sensors[i]);
 149 }
 150
 151 static GtkWidget *get_menu(struct ui_psensor *ui)
 152 {
 153         GtkActionGroup *action_group;
 154         GtkUIManager *menu_manager;
 155         GError *error;
 156         GtkMenu *menu;
 157         int i;
 158         int n = psensor_list_size(ui->sensors);
 159         struct psensor **sensors = ui->sensors;
 160
 161
 162         action_group = gtk_action_group_new("PsensorActions");
 163         gtk_action_group_set_translation_domain(action_group, PACKAGE);
 164         menu_manager = gtk_ui_manager_new();
 165
 166         gtk_action_group_add_actions(action_group, entries, n_entries, ui);
 167         gtk_ui_manager_insert_action_group(menu_manager, action_group, 0);
 168
 169         error = NULL;
 170         gtk_ui_manager_add_ui_from_string(menu_manager, menu_desc, -1, &error);
 171
 172         if (error)
 173                 g_error(_("building menus failed: %s"), error->message);
 174
 175         menu = GTK_MENU(gtk_ui_manager_get_widget(menu_manager, "/MainMenu"));
 176
 177         sensor_menu_items = malloc(sizeof(GtkWidget *)*n);
 178         for (i = 0; i < n; i++) {
 179                 struct psensor *s = sensors[i];
 180
 181                 sensor_menu_items[i]
 182                         = GTK_MENU_ITEM(gtk_menu_item_new_with_label(s->name));
 183
 184                 gtk_menu_shell_insert(GTK_MENU_SHELL(menu),
 185                                       GTK_WIDGET(sensor_menu_items[i]),
 186                                       i+2);
 187
 188                 update_sensor_menu_item(sensor_menu_items[i],
 189                                         s);
 190         }
 191
 192
 193         return GTK_WIDGET(menu);
 194 }
 195
 196 void ui_appindicator_update(struct ui_psensor *ui, unsigned int attention)
 197 {
 198         AppIndicatorStatus status;
 199
 200         if (!indicator)
 201                 return;
 202
 203         status = app_indicator_get_status(indicator);
 204
 205         if (!attention && status == APP_INDICATOR_STATUS_ATTENTION)
 206                 app_indicator_set_status
 207                         (indicator, APP_INDICATOR_STATUS_ACTIVE);
 208
 209         if (attention && status == APP_INDICATOR_STATUS_ACTIVE)
 210                 app_indicator_set_status
 211                     (indicator, APP_INDICATOR_STATUS_ATTENTION);
 212
 213         update_sensor_menu_items(ui->sensors);
 214 }
 215
 216 static GtkStatusIcon *unity_fallback(AppIndicator *indicator)
 217 {
 218         log_printf(LOG_DEBUG, "ui_appindicator#unity_fallback");
 219
 220         gtk_widget_show_all(main_window);
 221
 222         appindicator_supported = 0;
 223
 224         return NULL;
 225 }
 226
 227 static void
 228 unity_unfallback(AppIndicator *indicator, GtkStatusIcon *status_icon)
 229 {
 230         log_printf(LOG_DEBUG, "ui_appindicator#unity_unfallback");
 231
 232         appindicator_supported = 1;
 233 }
 234
 235 void ui_appindicator_init(struct ui_psensor *ui)
 236 {
 237         GtkWidget *menu;
 238
 239         main_window = ui->main_window;
 240
 241         indicator = app_indicator_new
 242                 ("psensor",
 243                  "psensor_normal",
 244                  APP_INDICATOR_CATEGORY_APPLICATION_STATUS);
 245
 246         APP_INDICATOR_GET_CLASS(indicator)->fallback = unity_fallback;
 247         APP_INDICATOR_GET_CLASS(indicator)->unfallback = unity_unfallback;
 248
 249         app_indicator_set_status(indicator, APP_INDICATOR_STATUS_ACTIVE);
 250         app_indicator_set_attention_icon(indicator, "psensor_hot");
 251
 252         menu = get_menu(ui);
 253         app_indicator_set_menu(indicator, GTK_MENU(menu));
 254
 255         gtk_widget_show_all(menu);
 256 }
 257
 258 int is_appindicator_supported()
 259 {
 260         return appindicator_supported;
 261 }
 262
 263 void ui_appindicator_cleanup()
 264 {
 265         /* TODO: cleanup menu items. */
 266 }