src/ui.c

   1 /*
   2  * Copyright (C) 2010-2014 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 <stdlib.h>
  20
  21 #include "cfg.h"
  22 #include "slog.h"
  23 #include "ui.h"
  24 #include "ui_graph.h"
  25 #include "ui_pref.h"
  26 #include "ui_sensorpref.h"
  27 #include "ui_sensorlist.h"
  28 #include "ui_status.h"
  29 #include "ui_appindicator.h"
  30
  31 static void save_window_pos(struct ui_psensor *ui)
  32 {
  33         gboolean visible;
  34         GtkWindow *win;
  35         struct config *cfg;
  36
  37         visible = gtk_widget_get_visible(ui->main_window);
  38         log_debug("Window visible: %d", visible);
  39
  40         if (visible == TRUE) {
  41                 cfg = ui->config;
  42
  43                 win = GTK_WINDOW(ui->main_window);
  44
  45                 gtk_window_get_position(win, &cfg->window_x, &cfg->window_y);
  46                 log_debug("Window position: %d %d",
  47                           cfg->window_x,
  48                           cfg->window_y);
  49
  50                 gtk_window_get_size(win,
  51                                     &cfg->window_w,
  52                                     &cfg->window_h);
  53                 log_debug("Window size: %d %d", cfg->window_w, cfg->window_h);
  54
  55                 cfg->window_divider_pos
  56                         = gtk_paned_get_position(GTK_PANED(ui->sensor_box));
  57
  58                 config_save(cfg);
  59         }
  60 }
  61
  62 static gboolean
  63 on_delete_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
  64 {
  65         struct ui_psensor *ui = data;
  66
  67         save_window_pos(ui);
  68
  69         log_debug("is_status_supported: %d\n", is_status_supported());
  70
  71         if (is_appindicator_supported() || is_status_supported())
  72                 gtk_widget_hide(ui->main_window);
  73         else
  74                 ui_psensor_quit(ui);
  75
  76         return TRUE;
  77 }
  78
  79 void ui_show_about_dialog()
  80 {
  81         gtk_show_about_dialog
  82                 (NULL,
  83                  "comments",
  84                  _("Psensor is a GTK+ application for monitoring hardware "
  85                    "sensors"),
  86                  "copyright",
  87                  _("Copyright(c) 2010-2014 jeanfi@gmail.com"),
  88 #if GTK_CHECK_VERSION(3, 12, 0)
  89                  "license-type", GTK_LICENSE_GPL_2_0_ONLY,
  90 #endif
  91                  "logo-icon-name", "psensor",
  92                  "program-name", "Psensor",
  93                  "title", _("About Psensor"),
  94                  "version", VERSION,
  95                  "website", PACKAGE_URL,
  96                  "website-label", _("Psensor Homepage"),
  97                  NULL);
  98 }
  99
 100 void ui_cb_about(GtkMenuItem *mi, gpointer data)
 101 {
 102         ui_show_about_dialog();
 103 }
 104
 105 void ui_cb_menu_quit(GtkMenuItem *mi, gpointer data)
 106 {
 107         ui_psensor_quit((struct ui_psensor *)data);
 108 }
 109
 110 void ui_cb_preferences(GtkMenuItem *mi, gpointer data)
 111 {
 112         ui_pref_dialog_run((struct ui_psensor *)data);
 113 }
 114
 115 void ui_cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
 116 {
 117         struct ui_psensor *ui = data;
 118
 119         if (ui->sensors && *ui->sensors)
 120                 ui_sensorpref_dialog_run(*ui->sensors, ui);
 121 }
 122
 123 void ui_psensor_quit(struct ui_psensor *ui)
 124 {
 125         save_window_pos(ui);
 126
 127         log_debug("Destroy main window");
 128         gtk_widget_destroy(ui->main_window);
 129         gtk_main_quit();
 130 }
 131
 132 void ui_enable_alpha_channel(struct ui_psensor *ui)
 133 {
 134         GdkScreen *screen;
 135         GdkVisual *visual;
 136         struct config *cfg;
 137
 138         cfg = ui->config;
 139
 140         screen = gtk_widget_get_screen(ui->main_window);
 141
 142         log_debug("Config alpha channel enabled: %d",
 143                   cfg->alpha_channel_enabled);
 144         if (cfg->alpha_channel_enabled && gdk_screen_is_composited(screen)) {
 145                 log_debug("Screen is composited");
 146                 visual = gdk_screen_get_rgba_visual(screen);
 147                 if (visual) {
 148                         gtk_widget_set_visual(ui->main_window, visual);
 149                 } else {
 150                         cfg->alpha_channel_enabled = 0;
 151                         log_err("Enable alpha channel has failed");
 152                 }
 153         } else {
 154                 cfg->alpha_channel_enabled = 0;
 155         }
 156 }
 157
 158 static void slog_enabled_cbk(void *data)
 159 {
 160         struct ui_psensor *ui;
 161         struct psensor **sensors;
 162         pthread_mutex_t *mutex;
 163
 164         ui = (struct ui_psensor *)data;
 165         sensors = ui->sensors;
 166         mutex = &ui->sensors_mutex;
 167
 168         log_debug("slog_enabled_cbk");
 169
 170         if (is_slog_enabled())
 171                 slog_activate(NULL, sensors, mutex, config_get_slog_interval());
 172         else
 173                 slog_close();
 174 }
 175
 176 void ui_window_create(struct ui_psensor *ui)
 177 {
 178         GtkWidget *window;
 179         GdkPixbuf *icon;
 180         GtkIconTheme *icon_theme;
 181         struct config *cfg;
 182         guint ok;
 183         GtkBuilder *builder;
 184         GError *error;
 185
 186         builder = gtk_builder_new();
 187
 188         error = NULL;
 189         ok = gtk_builder_add_from_file
 190                 (builder,
 191                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "psensor.glade",
 192                  &error);
 193
 194         if (!ok) {
 195                 log_printf(LOG_ERR, error->message);
 196                 g_error_free(error);
 197                 return ;
 198         }
 199
 200         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 201         gtk_builder_connect_signals(builder, ui);
 202         cfg = ui->config;
 203         if (cfg->window_restore_enabled)
 204                 gtk_window_move(GTK_WINDOW(window),
 205                                 cfg->window_x,
 206                                 cfg->window_y);
 207
 208         config_set_slog_enabled_changed_cbk(slog_enabled_cbk, ui);
 209
 210         gtk_window_set_default_size(GTK_WINDOW(window),
 211                                     cfg->window_w,
 212                                     cfg->window_h);
 213
 214         icon_theme = gtk_icon_theme_get_default();
 215         icon = gtk_icon_theme_load_icon(icon_theme, "psensor", 48, 0, NULL);
 216         if (icon)
 217                 gtk_window_set_icon(GTK_WINDOW(window), icon);
 218         else
 219                 log_err(_("Failed to load Psensor icon."));
 220
 221         g_signal_connect(window,
 222                          "delete_event", G_CALLBACK(on_delete_event_cb), ui);
 223
 224         gtk_window_set_decorated(GTK_WINDOW(window),
 225                                  cfg->window_decoration_enabled);
 226
 227         gtk_window_set_keep_below(GTK_WINDOW(window),
 228                                   cfg->window_keep_below_enabled);
 229
 230         ui->menu_bar = GTK_WIDGET(gtk_builder_get_object(builder, "menu_bar"));
 231         ui->main_box = GTK_WIDGET(gtk_builder_get_object(builder, "main_box"));
 232         ui->popup_menu = GTK_WIDGET(gtk_builder_get_object(builder,
 233                                                            "popup_menu"));
 234         g_object_ref(G_OBJECT(ui->popup_menu));
 235         ui->main_window = window;
 236         ui->w_graph = GTK_WIDGET(gtk_builder_get_object(builder,
 237                                                         "graph"));
 238         ui_graph_create(ui);
 239
 240         ui->sensor_box = GTK_PANED(gtk_builder_get_object(builder,
 241                                                           "sensor_box"));
 242         ui->sensors_store = GTK_LIST_STORE(gtk_builder_get_object
 243                                            (builder, "sensors_store"));
 244         ui->sensors_tree = GTK_TREE_VIEW(gtk_builder_get_object
 245                                          (builder, "sensors_tree"));
 246         ui->sensors_scrolled_tree
 247                 = GTK_SCROLLED_WINDOW(gtk_builder_get_object
 248                                       (builder, "sensors_scrolled_tree"));
 249
 250         ui_sensorlist_create(ui);
 251
 252         log_debug("ui_window_create(): show_all");
 253         gtk_widget_show_all(ui->main_box);
 254
 255         g_object_unref(G_OBJECT(builder));
 256
 257         log_debug("ui_window_create() ends");
 258 }
 259
 260 static void menu_bar_show(unsigned int show, struct ui_psensor *ui)
 261 {
 262         if (show)
 263                 gtk_widget_show(ui->menu_bar);
 264         else
 265                 gtk_widget_hide(ui->menu_bar);
 266 }
 267
 268 void ui_window_update(struct ui_psensor *ui)
 269 {
 270         struct config *cfg;
 271
 272         log_debug("ui_window_update()");
 273
 274         cfg = ui->config;
 275
 276         g_object_ref(GTK_WIDGET(ui->sensors_scrolled_tree));
 277         g_object_ref(GTK_WIDGET(ui->w_graph));
 278
 279         gtk_container_remove(GTK_CONTAINER(ui->sensor_box),
 280                              GTK_WIDGET(ui->sensors_scrolled_tree));
 281
 282         gtk_container_remove(GTK_CONTAINER(ui->sensor_box), ui->w_graph);
 283
 284         gtk_container_remove(GTK_CONTAINER(ui->main_box),
 285                              GTK_WIDGET(ui->sensor_box));
 286
 287         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 288             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 289                 ui->sensor_box
 290                         = GTK_PANED(gtk_paned_new(GTK_ORIENTATION_HORIZONTAL));
 291         else
 292                 ui->sensor_box
 293                         = GTK_PANED(gtk_paned_new(GTK_ORIENTATION_VERTICAL));
 294
 295         gtk_box_pack_end(GTK_BOX(ui->main_box),
 296                          GTK_WIDGET(ui->sensor_box), TRUE, TRUE, 2);
 297
 298         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 299             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 300                 gtk_paned_pack1(ui->sensor_box,
 301                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 302                 gtk_paned_pack2(ui->sensor_box,
 303                                 GTK_WIDGET(ui->sensors_scrolled_tree),
 304                                 FALSE, TRUE);
 305         } else {
 306                 gtk_paned_pack1(ui->sensor_box,
 307                                 GTK_WIDGET(ui->sensors_scrolled_tree),
 308                                 FALSE, TRUE);
 309                 gtk_paned_pack2(ui->sensor_box,
 310                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 311         }
 312
 313         if (cfg->window_restore_enabled)
 314                 gtk_paned_set_position(ui->sensor_box, cfg->window_divider_pos);
 315
 316         g_object_unref(GTK_WIDGET(ui->sensors_scrolled_tree));
 317         g_object_unref(GTK_WIDGET(ui->w_graph));
 318
 319         gtk_widget_show_all(GTK_WIDGET(ui->sensor_box));
 320
 321         if (cfg->menu_bar_disabled)
 322                 menu_bar_show(0, ui);
 323         else
 324                 menu_bar_show(1, ui);
 325 }
 326
 327 void ui_window_show(struct ui_psensor *ui)
 328 {
 329         log_debug("ui_window_show()");
 330         ui_window_update(ui);
 331         gtk_window_present(GTK_WINDOW(ui->main_window));
 332 }
 333
 334 static int cmp_sensors(const void *p1, const void *p2)
 335 {
 336         const struct psensor *s1, *s2;
 337         int pos1, pos2;
 338
 339         s1 = *(void **)p1;
 340         s2 = *(void **)p2;
 341
 342         pos1 = config_get_sensor_position(s1->id);
 343         pos2 = config_get_sensor_position(s2->id);
 344
 345         return pos1 - pos2;
 346 }
 347
 348 struct psensor **ui_get_sensors_ordered_by_position(const struct ui_psensor *ui)
 349 {
 350         struct psensor **result;
 351
 352         result = psensor_list_copy(ui->sensors);
 353         qsort(result,
 354               psensor_list_size(result),
 355               sizeof(struct psensor *),
 356               cmp_sensors);
 357
 358         return result;
 359 }