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