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         static const char *const authors[] = { "jeanfi@gmail.com", NULL };
  82
  83         gtk_show_about_dialog
  84                 (NULL,
  85                  "authors", authors,
  86                  "comments",
  87                  _("Psensor is a GTK+ application for monitoring hardware "
  88                    "sensors"),
  89                  "copyright",
  90                  _("Copyright(c) 2010-2014 jeanfi@gmail.com"),
  91 #if GTK_CHECK_VERSION(3, 12, 0)
  92                  "license-type", GTK_LICENSE_GPL_2_0,
  93 #endif
  94                  "logo-icon-name", "psensor",
  95                  "program-name", "Psensor",
  96                  "title", _("About Psensor"),
  97                  "translator-credits", _("translator-credits"),
  98                  "version", VERSION,
  99                  "website", PACKAGE_URL,
 100                  "website-label", _("Psensor Homepage"),
 101                  NULL);
 102 }
 103
 104 void ui_cb_about(GtkMenuItem *mi, gpointer data)
 105 {
 106         ui_show_about_dialog();
 107 }
 108
 109 void ui_cb_menu_quit(GtkMenuItem *mi, gpointer data)
 110 {
 111         ui_psensor_quit((struct ui_psensor *)data);
 112 }
 113
 114 void ui_cb_preferences(GtkMenuItem *mi, gpointer data)
 115 {
 116         ui_pref_dialog_run((struct ui_psensor *)data);
 117 }
 118
 119 void ui_cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
 120 {
 121         struct ui_psensor *ui = data;
 122
 123         if (ui->sensors && *ui->sensors)
 124                 ui_sensorpref_dialog_run(*ui->sensors, ui);
 125 }
 126
 127 void ui_psensor_quit(struct ui_psensor *ui)
 128 {
 129         save_window_pos(ui);
 130
 131         log_debug("Destroy main window");
 132         gtk_widget_destroy(ui->main_window);
 133         gtk_main_quit();
 134 }
 135
 136 void ui_enable_alpha_channel(struct ui_psensor *ui)
 137 {
 138         GdkScreen *screen;
 139         GdkVisual *visual;
 140         struct config *cfg;
 141
 142         cfg = ui->config;
 143
 144         screen = gtk_widget_get_screen(ui->main_window);
 145
 146         log_debug("Config alpha channel enabled: %d",
 147                   cfg->alpha_channel_enabled);
 148         if (cfg->alpha_channel_enabled && gdk_screen_is_composited(screen)) {
 149                 log_debug("Screen is composited");
 150                 visual = gdk_screen_get_rgba_visual(screen);
 151                 if (visual) {
 152                         gtk_widget_set_visual(ui->main_window, visual);
 153                 } else {
 154                         cfg->alpha_channel_enabled = 0;
 155                         log_err("Enable alpha channel has failed");
 156                 }
 157         } else {
 158                 cfg->alpha_channel_enabled = 0;
 159         }
 160 }
 161
 162 static void slog_enabled_cbk(void *data)
 163 {
 164         struct ui_psensor *ui;
 165         struct psensor **sensors;
 166         pthread_mutex_t *mutex;
 167
 168         ui = (struct ui_psensor *)data;
 169         sensors = ui->sensors;
 170         mutex = &ui->sensors_mutex;
 171
 172         log_debug("slog_enabled_cbk");
 173
 174         if (is_slog_enabled())
 175                 slog_activate(NULL, sensors, mutex, config_get_slog_interval());
 176         else
 177                 slog_close();
 178 }
 179
 180 void ui_window_create(struct ui_psensor *ui)
 181 {
 182         GtkWidget *window;
 183         GdkPixbuf *icon;
 184         GtkIconTheme *icon_theme;
 185         struct config *cfg;
 186         guint ok;
 187         GtkBuilder *builder;
 188         GError *error;
 189
 190         builder = gtk_builder_new();
 191
 192         error = NULL;
 193         ok = gtk_builder_add_from_file
 194                 (builder,
 195                  PACKAGE_DATA_DIR G_DIR_SEPARATOR_S "psensor.glade",
 196                  &error);
 197
 198         if (!ok) {
 199                 log_printf(LOG_ERR, error->message);
 200                 g_error_free(error);
 201                 return;
 202         }
 203
 204         window = GTK_WIDGET(gtk_builder_get_object(builder, "window"));
 205         gtk_builder_connect_signals(builder, ui);
 206         cfg = ui->config;
 207         if (cfg->window_restore_enabled)
 208                 gtk_window_move(GTK_WINDOW(window),
 209                                 cfg->window_x,
 210                                 cfg->window_y);
 211
 212         config_set_slog_enabled_changed_cbk(slog_enabled_cbk, ui);
 213
 214         gtk_window_set_default_size(GTK_WINDOW(window),
 215                                     cfg->window_w,
 216                                     cfg->window_h);
 217
 218         icon_theme = gtk_icon_theme_get_default();
 219         icon = gtk_icon_theme_load_icon(icon_theme, "psensor", 48, 0, NULL);
 220         if (icon)
 221                 gtk_window_set_icon(GTK_WINDOW(window), icon);
 222         else
 223                 log_err(_("Failed to load Psensor icon."));
 224
 225         g_signal_connect(window,
 226                          "delete_event", G_CALLBACK(on_delete_event_cb), ui);
 227
 228         gtk_window_set_decorated(GTK_WINDOW(window),
 229                                  cfg->window_decoration_enabled);
 230
 231         gtk_window_set_keep_below(GTK_WINDOW(window),
 232                                   cfg->window_keep_below_enabled);
 233
 234         ui->menu_bar = GTK_WIDGET(gtk_builder_get_object(builder, "menu_bar"));
 235         ui->main_box = GTK_WIDGET(gtk_builder_get_object(builder, "main_box"));
 236         ui->popup_menu = GTK_WIDGET(gtk_builder_get_object(builder,
 237                                                            "popup_menu"));
 238         g_object_ref(G_OBJECT(ui->popup_menu));
 239         ui->main_window = window;
 240         ui->w_graph = GTK_WIDGET(gtk_builder_get_object(builder,
 241                                                         "graph"));
 242         ui_graph_create(ui);
 243
 244         ui->sensor_box = GTK_PANED(gtk_builder_get_object(builder,
 245                                                           "sensor_box"));
 246         ui->sensors_store = GTK_LIST_STORE(gtk_builder_get_object
 247                                            (builder, "sensors_store"));
 248         ui->sensors_tree = GTK_TREE_VIEW(gtk_builder_get_object
 249                                          (builder, "sensors_tree"));
 250         ui->sensors_scrolled_tree
 251                 = GTK_SCROLLED_WINDOW(gtk_builder_get_object
 252                                       (builder, "sensors_scrolled_tree"));
 253
 254         ui_sensorlist_create(ui);
 255
 256         log_debug("ui_window_create(): show_all");
 257         gtk_widget_show_all(ui->main_box);
 258
 259         g_object_unref(G_OBJECT(builder));
 260
 261         log_debug("ui_window_create() ends");
 262 }
 263
 264 static void menu_bar_show(unsigned int show, struct ui_psensor *ui)
 265 {
 266         if (show)
 267                 gtk_widget_show(ui->menu_bar);
 268         else
 269                 gtk_widget_hide(ui->menu_bar);
 270 }
 271
 272 void ui_window_update(struct ui_psensor *ui)
 273 {
 274         struct config *cfg;
 275
 276         log_debug("ui_window_update()");
 277
 278         cfg = ui->config;
 279
 280         g_object_ref(GTK_WIDGET(ui->sensors_scrolled_tree));
 281         g_object_ref(GTK_WIDGET(ui->w_graph));
 282
 283         gtk_container_remove(GTK_CONTAINER(ui->sensor_box),
 284                              GTK_WIDGET(ui->sensors_scrolled_tree));
 285
 286         gtk_container_remove(GTK_CONTAINER(ui->sensor_box), ui->w_graph);
 287
 288         gtk_container_remove(GTK_CONTAINER(ui->main_box),
 289                              GTK_WIDGET(ui->sensor_box));
 290
 291         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 292             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 293                 ui->sensor_box
 294                         = GTK_PANED(gtk_paned_new(GTK_ORIENTATION_HORIZONTAL));
 295         else
 296                 ui->sensor_box
 297                         = GTK_PANED(gtk_paned_new(GTK_ORIENTATION_VERTICAL));
 298
 299         gtk_box_pack_end(GTK_BOX(ui->main_box),
 300                          GTK_WIDGET(ui->sensor_box), TRUE, TRUE, 2);
 301
 302         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 303             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 304                 gtk_paned_pack1(ui->sensor_box,
 305                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 306                 gtk_paned_pack2(ui->sensor_box,
 307                                 GTK_WIDGET(ui->sensors_scrolled_tree),
 308                                 FALSE, TRUE);
 309         } else {
 310                 gtk_paned_pack1(ui->sensor_box,
 311                                 GTK_WIDGET(ui->sensors_scrolled_tree),
 312                                 FALSE, TRUE);
 313                 gtk_paned_pack2(ui->sensor_box,
 314                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 315         }
 316
 317         if (cfg->window_restore_enabled)
 318                 gtk_paned_set_position(ui->sensor_box, cfg->window_divider_pos);
 319
 320         g_object_unref(GTK_WIDGET(ui->sensors_scrolled_tree));
 321         g_object_unref(GTK_WIDGET(ui->w_graph));
 322
 323         gtk_widget_show_all(GTK_WIDGET(ui->sensor_box));
 324
 325         if (cfg->menu_bar_disabled)
 326                 menu_bar_show(0, ui);
 327         else
 328                 menu_bar_show(1, ui);
 329 }
 330
 331 void ui_window_show(struct ui_psensor *ui)
 332 {
 333         log_debug("ui_window_show()");
 334         ui_window_update(ui);
 335         gtk_window_present(GTK_WINDOW(ui->main_window));
 336 }
 337
 338 static int cmp_sensors(const void *p1, const void *p2)
 339 {
 340         const struct psensor *s1, *s2;
 341         int pos1, pos2;
 342
 343         s1 = *(void **)p1;
 344         s2 = *(void **)p2;
 345
 346         pos1 = config_get_sensor_position(s1->id);
 347         pos2 = config_get_sensor_position(s2->id);
 348
 349         return pos1 - pos2;
 350 }
 351
 352 struct psensor **ui_get_sensors_ordered_by_position(const struct ui_psensor *ui)
 353 {
 354         struct psensor **result;
 355
 356         result = psensor_list_copy(ui->sensors);
 357         qsort(result,
 358               psensor_list_size(result),
 359               sizeof(struct psensor *),
 360               cmp_sensors);
 361
 362         return result;
 363 }