src/main.c

   1 /*
   2     Copyright (C) 2010-2011 wpitchoune@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 <locale.h>
  21 #include <libintl.h>
  22 #define _(str) gettext(str)
  23
  24 #include <getopt.h>
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <unistd.h>
  29
  30 #include <gtk/gtk.h>
  31
  32 #include <sensors/sensors.h>
  33 #include <sensors/error.h>
  34
  35 #include "config.h"
  36
  37 #include "cfg.h"
  38 #include "hdd.h"
  39 #include "psensor.h"
  40 #include "graph.h"
  41 #include "ui.h"
  42 #include "ui_sensorlist.h"
  43 #include "ui_color.h"
  44 #include "lmsensor.h"
  45 #include "ui_pref.h"
  46
  47 #ifdef HAVE_NVIDIA
  48 #include "nvidia.h"
  49 #endif
  50
  51 #ifdef HAVE_REMOTE_SUPPORT
  52 #include "rsensor.h"
  53 #endif
  54
  55 #ifdef HAVE_APPINDICATOR
  56 #include "ui_appindicator.h"
  57 #endif
  58
  59 #ifdef HAVE_LIBNOTIFY
  60 #include "ui_notify.h"
  61 #endif
  62
  63 #include "compat.h"
  64
  65 static const char *program_name;
  66
  67 void print_version()
  68 {
  69         printf("psensor %s\n", VERSION);
  70         printf(_("Copyright (C) %s wpitchoune@gmail.com\n\
  71 License GPLv2: GNU GPL version 2 or later \
  72 <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>\n\
  73 This is free software: you are free to change and redistribute it.\n\
  74 There is NO WARRANTY, to the extent permitted by law.\n"),
  75                "2010-2011");
  76 }
  77
  78 void print_help()
  79 {
  80         printf(_("Usage: %s [OPTION]...\n"), program_name);
  81
  82         puts(_("psensor is a GTK application for monitoring hardware sensors, "
  83                "including temperatures and fan speeds."));
  84
  85         puts("");
  86         puts("Options:");
  87         puts(_("\
  88   -h, --help          display this help and exit\n\
  89   -v, --version       display version information and exit"));
  90
  91         puts("");
  92
  93         puts(_("\
  94   -u, --url=URL       \
  95 the URL of the psensor-server, example: http://hostname:3131"));
  96
  97         puts("");
  98
  99         printf(_("Report bugs to: %s\n"), PACKAGE_BUGREPORT);
 100         puts("");
 101         printf(_("%s home page: <%s>\n"), PACKAGE_NAME, PACKAGE_URL);
 102 }
 103
 104 static void
 105 cb_preferences(gpointer data, guint callback_action, GtkWidget *item)
 106 {
 107         ui_pref_dialog_run((struct ui_psensor *)data);
 108 }
 109
 110 static GtkItemFactoryEntry menu_items[] = {
 111         {"/Preferences",
 112          NULL, cb_preferences, 0, "<Item>"},
 113
 114         {"/sep1",
 115          NULL, NULL, 0, "<Separator>"},
 116
 117         {"/Quit",
 118          "", ui_psensor_exit, 0, "<StockItem>", GTK_STOCK_QUIT},
 119 };
 120
 121 static gint nmenu_items = sizeof(menu_items) / sizeof(menu_items[0]);
 122
 123 /*
 124   Updates the size of the sensor values if different than the
 125   configuration.
 126  */
 127 void
 128 update_psensor_values_size(struct psensor **sensors, struct config *cfg)
 129 {
 130         struct psensor **cur;
 131
 132         cur = sensors;
 133         while (*cur) {
 134                 struct psensor *s = *cur;
 135
 136                 if (s->values_max_length != cfg->sensor_values_max_length)
 137                         psensor_values_resize(s,
 138                                               cfg->sensor_values_max_length);
 139
 140                 cur++;
 141         }
 142 }
 143
 144 void update_psensor_measures(struct ui_psensor *ui)
 145 {
 146         struct psensor **sensors = ui->sensors;
 147         struct config *cfg = ui->config;
 148
 149         while (1) {
 150                 gdk_threads_enter();
 151
 152                 if (!sensors)
 153                         return;
 154
 155                 update_psensor_values_size(sensors, ui->config);
 156
 157                 psensor_list_update_measures(sensors);
 158 #ifdef HAVE_REMOTE_SUPPORT
 159                 remote_psensor_list_update(sensors);
 160 #endif
 161 #ifdef HAVE_NVIDIA
 162                 nvidia_psensor_list_update(sensors);
 163 #endif
 164
 165                 gdk_threads_leave();
 166
 167                 sleep(cfg->sensor_update_interval);
 168         }
 169 }
 170
 171 gboolean ui_refresh_thread(gpointer data)
 172 {
 173         struct config *cfg;
 174         gboolean ret;
 175         struct ui_psensor *ui = (struct ui_psensor *)data;
 176
 177         ret = TRUE;
 178         cfg = ui->config;
 179
 180         gdk_threads_enter();
 181
 182         graph_update(ui->sensors, ui->w_graph, ui->config);
 183
 184         ui_sensorlist_update(ui->ui_sensorlist);
 185
 186 #ifdef HAVE_APPINDICATOR
 187         ui_appindicator_update(ui);
 188 #endif
 189
 190         if (ui->graph_update_interval != cfg->graph_update_interval) {
 191                 ui->graph_update_interval = cfg->graph_update_interval;
 192                 ret = FALSE;
 193         }
 194
 195         gdk_threads_leave();
 196
 197         if (ret == FALSE)
 198                 g_timeout_add(1000 * ui->graph_update_interval,
 199                               ui_refresh_thread, ui);
 200
 201         return ret;
 202 }
 203
 204 gboolean
 205 on_expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
 206 {
 207         struct ui_psensor *ui_psensor = (struct ui_psensor *)data;
 208
 209         graph_update(ui_psensor->sensors,
 210                      ui_psensor->w_graph, ui_psensor->config);
 211
 212         return FALSE;
 213 }
 214
 215 void cb_alarm_raised(struct psensor *sensor, void *data)
 216 {
 217 #ifdef HAVE_LIBNOTIFY
 218         if (sensor->enabled)
 219                 ui_notify(sensor, (struct ui_psensor *)data);
 220 #endif
 221 }
 222
 223 void associate_colors(struct psensor **sensors)
 224 {
 225         /* number of uniq colors */
 226 #define COLORS_COUNT 8
 227
 228         unsigned int colors[COLORS_COUNT][3] = {
 229                 {0x0000, 0x0000, 0x0000},       /* black */
 230                 {0xffff, 0x0000, 0x0000},       /* red */
 231                 {0x0000, 0.0000, 0xffff},       /* blue */
 232                 {0x0000, 0xffff, 0x0000},       /* green */
 233
 234                 {0x7fff, 0x7fff, 0x7fff},       /* grey */
 235                 {0x7fff, 0x0000, 0x0000},       /* dark red */
 236                 {0x0000, 0x0000, 0x7fff},       /* dark blue */
 237                 {0x0000, 0x7fff, 0x0000}        /* dark green */
 238         };
 239
 240         struct psensor **sensor_cur = sensors;
 241         int i = 0;
 242         while (*sensor_cur) {
 243                 struct color default_color;
 244                 color_set(&default_color,
 245                           colors[i % COLORS_COUNT][0],
 246                           colors[i % COLORS_COUNT][1],
 247                           colors[i % COLORS_COUNT][2]);
 248
 249                 (*sensor_cur)->color
 250                     = config_get_sensor_color((*sensor_cur)->id,
 251                                               &default_color);
 252
 253                 sensor_cur++;
 254                 i++;
 255         }
 256 }
 257
 258 void associate_cb_alarm_raised(struct psensor **sensors, struct ui_psensor *ui)
 259 {
 260         struct psensor **sensor_cur = sensors;
 261         while (*sensor_cur) {
 262                 struct psensor *s = *sensor_cur;
 263
 264                 s->cb_alarm_raised = cb_alarm_raised;
 265                 s->cb_alarm_raised_data = ui;
 266
 267                 if (is_temp_type(s->type)) {
 268                         s->alarm_limit
 269                             = config_get_sensor_alarm_limit(s->id, 60);
 270                         s->alarm_enabled
 271                             = config_get_sensor_alarm_enabled(s->id);
 272                 } else {
 273                         s->alarm_limit = 0;
 274                         s->alarm_enabled = 0;
 275                 }
 276
 277                 sensor_cur++;
 278         }
 279 }
 280
 281 void associate_preferences(struct psensor **sensors)
 282 {
 283         struct psensor **sensor_cur = sensors;
 284         while (*sensor_cur) {
 285                 char *n;
 286                 struct psensor *s = *sensor_cur;
 287
 288                 s->enabled = config_is_sensor_enabled(s->id);
 289
 290                 n = config_get_sensor_name(s->id);
 291
 292                 if (n)
 293                         s->name = n;
 294
 295                 sensor_cur++;
 296         }
 297 }
 298
 299 GtkWidget *ui_get_popupmenu(gpointer data)
 300 {
 301         GtkItemFactory *item_factory;
 302         GtkWidget *menu;
 303
 304         item_factory = gtk_item_factory_new(GTK_TYPE_MENU, "<main>", NULL);
 305         gtk_item_factory_create_items(item_factory,
 306                                       nmenu_items, menu_items, data);
 307         menu = gtk_item_factory_get_widget(item_factory, "<main>");
 308
 309         return menu;
 310 }
 311
 312 int on_graph_clicked(GtkWidget *widget, GdkEventButton *event, gpointer data)
 313 {
 314         GtkWidget *menu;
 315
 316         if (event->type != GDK_BUTTON_PRESS)
 317                 return FALSE;
 318
 319         menu = ui_get_popupmenu(data);
 320
 321         gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL,
 322                        event->button, event->time);
 323
 324         return TRUE;
 325 }
 326
 327
 328 GtkWidget *create_graph_widget(struct ui_psensor * ui)
 329 {
 330         GtkWidget *w_graph;
 331
 332         w_graph = gtk_drawing_area_new();
 333
 334         g_signal_connect(G_OBJECT(w_graph),
 335                          "expose-event", G_CALLBACK(on_expose_event), ui);
 336
 337         gtk_widget_add_events(w_graph, GDK_BUTTON_PRESS_MASK);
 338         gtk_signal_connect(GTK_OBJECT(w_graph),
 339                            "button_press_event",
 340                            (GCallback) on_graph_clicked, ui);
 341
 342         return w_graph;
 343 }
 344
 345 void ui_main_box_create(struct ui_psensor *ui)
 346 {
 347         struct config *cfg;
 348         GtkWidget *w_sensorlist;
 349
 350         cfg = ui->config;
 351
 352         if (ui->main_box) {
 353                 ui_sensorlist_create_widget(ui->ui_sensorlist);
 354
 355                 gtk_container_remove(GTK_CONTAINER(ui->main_window),
 356                                      ui->main_box);
 357
 358                 ui->w_graph = create_graph_widget(ui);
 359                 ui->w_sensorlist = ui->ui_sensorlist->widget;
 360         }
 361
 362         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 363             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 364                 ui->main_box = gtk_hpaned_new();
 365         else
 366                 ui->main_box = gtk_vpaned_new();
 367
 368         w_sensorlist = gtk_scrolled_window_new(NULL, NULL);
 369         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(w_sensorlist),
 370                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 371         gtk_container_add(GTK_CONTAINER(w_sensorlist),
 372                           ui->ui_sensorlist->widget);
 373
 374         gtk_container_add(GTK_CONTAINER(ui->main_window), ui->main_box);
 375
 376         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 377             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 378                 gtk_paned_pack1(GTK_PANED(ui->main_box),
 379                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 380                 gtk_paned_pack2(GTK_PANED(ui->main_box),
 381                                 w_sensorlist, FALSE, TRUE);
 382         } else {
 383                 gtk_paned_pack1(GTK_PANED(ui->main_box),
 384                                 w_sensorlist, FALSE, TRUE);
 385                 gtk_paned_pack2(GTK_PANED(ui->main_box),
 386                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 387         }
 388
 389         gtk_widget_show_all(ui->main_box);
 390 }
 391
 392 static struct option long_options[] = {
 393         {"version", no_argument, 0, 'v'},
 394         {"help", no_argument, 0, 'h'},
 395         {"url", required_argument, 0, 'u'},
 396         {0, 0, 0, 0}
 397 };
 398
 399 int main(int argc, char **argv)
 400 {
 401         struct ui_psensor ui;
 402         GError *error;
 403         GThread *thread;
 404         int err, optc;
 405         char *url = NULL;
 406         int cmdok = 1;
 407
 408         program_name = argv[0];
 409
 410         setlocale(LC_ALL, "");
 411
 412 #if ENABLE_NLS
 413         bindtextdomain(PACKAGE, LOCALEDIR);
 414         textdomain(PACKAGE);
 415 #endif
 416
 417         while ((optc = getopt_long(argc, argv, "vhu:", long_options,
 418                                    NULL)) != -1) {
 419                 switch (optc) {
 420                 case 'u':
 421                         if (optarg)
 422                                 url = strdup(optarg);
 423                         break;
 424                 case 'h':
 425                         print_help();
 426                         exit(EXIT_SUCCESS);
 427                 case 'v':
 428                         print_version();
 429                         exit(EXIT_SUCCESS);
 430                 default:
 431                         cmdok = 0;
 432                         break;
 433                 }
 434         }
 435
 436         if (!cmdok || optind != argc) {
 437                 fprintf(stderr, _("Try `%s --help' for more information.\n"),
 438                         program_name);
 439                 exit(EXIT_FAILURE);
 440         }
 441
 442         g_thread_init(NULL);
 443         gdk_threads_init();
 444         gdk_threads_enter();
 445
 446         gtk_init(&argc, &argv);
 447
 448 #ifdef HAVE_LIBNOTIFY
 449         ui.notification_last_time = NULL;
 450 #endif
 451
 452         config_init();
 453
 454         ui.config = config_load();
 455
 456         err = lmsensor_init();
 457         if (!err) {
 458                 fprintf(stderr, _("ERROR: lmsensor init failure: %s\n"),
 459                         sensors_strerror(err));
 460                 exit(EXIT_FAILURE);
 461         }
 462
 463         if (url) {
 464 #ifdef HAVE_REMOTE_SUPPORT
 465                 rsensor_init();
 466                 ui.sensors = get_remote_sensors(url, 600);
 467 #else
 468                 fprintf(stderr,
 469                         _("ERROR: Not compiled with remote sensor support.\n"));
 470                 exit(EXIT_FAILURE);
 471 #endif
 472         } else {
 473 #ifdef HAVE_NVIDIA
 474                 struct psensor **tmp;
 475
 476                 tmp = get_all_sensors(600);
 477                 ui.sensors = nvidia_psensor_list_add(tmp, 600);
 478
 479                 if (tmp != ui.sensors)
 480                         free(tmp);
 481 #else
 482                 ui.sensors = get_all_sensors(600);
 483 #endif
 484         }
 485
 486         associate_preferences(ui.sensors);
 487         associate_colors(ui.sensors);
 488         associate_cb_alarm_raised(ui.sensors, &ui);
 489
 490         /* main window */
 491         ui.main_window = ui_window_create(&ui);
 492         ui.main_box = NULL;
 493
 494         /* drawing box */
 495         ui.w_graph = create_graph_widget(&ui);
 496
 497         /* sensor list */
 498         ui.ui_sensorlist = ui_sensorlist_create(ui.sensors);
 499
 500         ui_main_box_create(&ui);
 501
 502         gtk_widget_show_all(ui.main_window);
 503
 504         thread = g_thread_create((GThreadFunc) update_psensor_measures,
 505                                  &ui, TRUE, &error);
 506
 507         if (!thread)
 508                 g_error_free(error);
 509
 510         ui.graph_update_interval = ui.config->graph_update_interval;
 511
 512         g_timeout_add(1000 * ui.graph_update_interval, ui_refresh_thread, &ui);
 513
 514 #ifdef HAVE_APPINDICATOR
 515         ui_appindicator_init(&ui);
 516 #endif
 517
 518         /* main loop */
 519         gtk_main();
 520
 521         sensors_cleanup();
 522
 523         psensor_list_free(ui.sensors);
 524
 525         gdk_threads_leave();
 526
 527         return 0;
 528 }