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