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_status.h"
  32 #include "ui_pref.h"
  33
  34 static GtkMenuItem **sensor_menu_items;
  35 static GtkWidget *main_window;
  36 static int appindicator_supported = 1;
  37 static AppIndicator *indicator;
  38 static struct ui_psensor *ui_psensor;
  39
  40 static void cb_menu_show(GtkMenuItem *mi, gpointer data)
  41 {
  42         ui_window_show((struct ui_psensor *)data);
  43 }
  44
  45 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  46 {
  47         ui_psensor_quit(data);
  48 }
  49
  50 static void 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 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, i;
 146
 147         n = psensor_list_size(sensors);
 148         for (i = 0; i < n; i++)
 149                 update_sensor_menu_item(sensor_menu_items[i], 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, unsigned int attention)
 198 {
 199         AppIndicatorStatus status;
 200
 201         if (!indicator)
 202                 return;
 203
 204         status = app_indicator_get_status(indicator);
 205
 206         if (!attention && status == APP_INDICATOR_STATUS_ATTENTION)
 207                 app_indicator_set_status
 208                         (indicator, APP_INDICATOR_STATUS_ACTIVE);
 209
 210         if (attention && status == APP_INDICATOR_STATUS_ACTIVE)
 211                 app_indicator_set_status
 212                     (indicator, APP_INDICATOR_STATUS_ATTENTION);
 213
 214         update_sensor_menu_items(ui->sensors);
 215 }
 216
 217 static GtkStatusIcon *unity_fallback(AppIndicator *indicator)
 218 {
 219         log_debug("ui_appindicator#unity_fallback");
 220
 221         appindicator_supported = 0;
 222
 223         return ui_status_get_icon(ui_psensor);
 224 }
 225
 226 static void
 227 unity_unfallback(AppIndicator *indicator, GtkStatusIcon *status_icon)
 228 {
 229         log_debug("ui_appindicator#unity_unfallback");
 230
 231         appindicator_supported = 1;
 232 }
 233
 234 void ui_appindicator_init(struct ui_psensor *ui)
 235 {
 236         GtkWidget *menu;
 237
 238         ui_psensor = ui;
 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 }