src/ui.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 "cfg.h"
  21 #include "ui.h"
  22 #include "ui_graph.h"
  23 #include "ui_pref.h"
  24 #include "ui_sensorpref.h"
  25 #include "ui_sensorlist.h"
  26 #include "ui_appindicator.h"
  27
  28 static void save_window_pos(struct ui_psensor *ui)
  29 {
  30         gboolean visible;
  31         GtkWindow *win;
  32         struct config *cfg;
  33
  34         visible = gtk_widget_get_visible(ui->main_window);
  35         log_printf(LOG_DEBUG, "Window visible: %d", visible);
  36
  37         if (visible == TRUE) {
  38                 cfg = ui->config;
  39
  40                 win = GTK_WINDOW(ui->main_window);
  41
  42                 gtk_window_get_position(win, &cfg->window_x, &cfg->window_y);
  43                 log_printf(LOG_DEBUG,
  44                            "Window position: %d %d",
  45                            cfg->window_x,
  46                            cfg->window_y);
  47
  48                 gtk_window_get_size(win,
  49                                     &cfg->window_w,
  50                                     &cfg->window_h);
  51                 log_printf(LOG_DEBUG,
  52                            "Window size: %d %d",
  53                            cfg->window_w,
  54                            cfg->window_h);
  55
  56                 cfg->window_divider_pos
  57                         = gtk_paned_get_position(GTK_PANED(ui->sensor_box));
  58
  59                 config_save(cfg);
  60         }
  61 }
  62
  63 static gboolean
  64 on_delete_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
  65 {
  66         struct ui_psensor *ui = data;
  67
  68         save_window_pos(ui);
  69
  70 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
  71         if (is_appindicator_supported()) {
  72                 log_puts(LOG_DEBUG, "hiding, WM is supporting appindicator");
  73                 gtk_widget_hide(ui->main_window);
  74         } else {
  75                 log_puts(LOG_DEBUG, "quitting, WM not supporting appindicator");
  76                 ui_psensor_quit(ui);
  77         }
  78 #else
  79         ui_psensor_quit(ui);
  80 #endif
  81
  82         return TRUE;
  83 }
  84
  85 void ui_show_about_dialog()
  86 {
  87         gtk_show_about_dialog(NULL,
  88                               "comments",
  89                               _("Psensor is a GTK+ application for monitoring "
  90                                 "hardware sensors"),
  91                               "copyright",
  92                               _("Copyright(c) 2010-2011\njeanfi@gmail.com"),
  93                               "logo-icon-name", "psensor",
  94                               "program-name", "Psensor",
  95                               "title", _("About Psensor"),
  96                               "version", VERSION,
  97                               "website", PACKAGE_URL,
  98                               "website-label", _("Psensor Homepage"),
  99                               NULL);
 100 }
 101
 102 static void cb_about(GtkMenuItem *mi, gpointer data)
 103 {
 104         ui_show_about_dialog();
 105 }
 106
 107 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
 108 {
 109         ui_psensor_quit((struct ui_psensor *)data);
 110 }
 111
 112 static void cb_preferences(GtkMenuItem *mi, gpointer data)
 113 {
 114         ui_pref_dialog_run((struct ui_psensor *)data);
 115 }
 116
 117 static void cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
 118 {
 119         struct ui_psensor *ui = data;
 120
 121         if (ui->sensors && *ui->sensors)
 122                 ui_sensorpref_dialog_run(*ui->sensors, ui);
 123 }
 124
 125 void ui_psensor_quit(struct ui_psensor *ui)
 126 {
 127         save_window_pos(ui);
 128
 129         log_puts(LOG_DEBUG, "Destroy main window");
 130         gtk_widget_destroy(ui->main_window);
 131         gtk_main_quit();
 132 }
 133
 134 static const char *menu_desc =
 135 "<ui>"
 136 "  <menubar name='MainMenu'>"
 137 "    <menu name='Psensor' action='PsensorMenuAction'>"
 138 "      <menuitem name='Preferences' action='PreferencesAction' />"
 139 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
 140 "      <separator />"
 141 "      <menuitem name='Quit' action='QuitAction' />"
 142 "    </menu>"
 143 "    <menu name='Help' action='HelpMenuAction'>"
 144 "      <menuitem name='About' action='AboutAction' />"
 145 "    </menu>"
 146 "  </menubar>"
 147 "</ui>";
 148
 149 static GtkActionEntry entries[] = {
 150   { "PsensorMenuAction", NULL, "_Psensor" }, /* name, stock id, label */
 151
 152   { "PreferencesAction", GTK_STOCK_PREFERENCES,   /* name, stock id */
 153     N_("_Preferences"), NULL,                     /* label, accelerator */
 154     N_("Preferences"),                            /* tooltip */
 155     G_CALLBACK(cb_preferences) },
 156
 157   { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 158     N_("_Sensor Preferences"), NULL,
 159     N_("Sensor Preferences"),
 160     G_CALLBACK(cb_sensor_preferences) },
 161
 162   { "QuitAction",
 163     GTK_STOCK_QUIT, N_("_Quit"), NULL, N_("Quit"), G_CALLBACK(cb_menu_quit) },
 164
 165   { "HelpMenuAction", NULL, "_Help" },
 166
 167   { "AboutAction", GTK_STOCK_PREFERENCES,
 168     N_("_About"), NULL,
 169     N_("About"),
 170     G_CALLBACK(cb_about) }
 171 };
 172 static guint n_entries = G_N_ELEMENTS(entries);
 173
 174 static GtkWidget *get_menu(struct ui_psensor *ui)
 175 {
 176         GtkActionGroup      *action_group;
 177         GtkUIManager        *menu_manager;
 178         GError              *error;
 179
 180         action_group = gtk_action_group_new("PsensorActions");
 181         gtk_action_group_set_translation_domain(action_group, PACKAGE);
 182         menu_manager = gtk_ui_manager_new();
 183
 184         gtk_action_group_add_actions(action_group, entries, n_entries, ui);
 185         gtk_ui_manager_insert_action_group(menu_manager, action_group, 0);
 186
 187         error = NULL;
 188         gtk_ui_manager_add_ui_from_string(menu_manager, menu_desc, -1, &error);
 189
 190         if (error)
 191                 g_error(_("building menus failed: %s"), error->message);
 192
 193         return gtk_ui_manager_get_widget(menu_manager, "/MainMenu");
 194 }
 195
 196 static unsigned int enable_alpha_channel(GtkWidget *w)
 197 {
 198         GdkScreen *screen = gtk_widget_get_screen(w);
 199
 200 #if (GTK_CHECK_VERSION(3, 0, 0))
 201         GdkVisual *visual = gdk_screen_get_rgba_visual(screen);
 202
 203         if (visual) {
 204                 gtk_widget_set_visual(w, visual);
 205                 return 1;
 206         }
 207 #else
 208         GdkColormap *colormap = gdk_screen_get_rgba_colormap(screen);
 209
 210         if (colormap) {
 211                 gtk_widget_set_colormap(w, colormap);
 212                 return 1;
 213         }
 214 #endif
 215         return 0;
 216 }
 217
 218 void ui_window_create(struct ui_psensor *ui)
 219 {
 220         GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 221         GdkScreen *screen;
 222         GdkPixbuf *icon;
 223         GtkIconTheme *icon_theme;
 224         GtkWidget *menubar;
 225         struct config *cfg;
 226
 227         cfg = ui->config;
 228         if (cfg->window_restore_enabled)
 229                 gtk_window_move(GTK_WINDOW(window),
 230                                 cfg->window_x,
 231                                 cfg->window_y);
 232
 233         gtk_window_set_default_size(GTK_WINDOW(window),
 234                                     cfg->window_w,
 235                                     cfg->window_h);
 236
 237
 238         gtk_window_set_title(GTK_WINDOW(window),
 239                              _("Psensor - Temperature Monitor"));
 240         gtk_window_set_role(GTK_WINDOW(window), "psensor");
 241
 242         screen = gtk_widget_get_screen(window);
 243
 244         if (ui->config->alpha_channel_enabled
 245             && gdk_screen_is_composited(screen)) {
 246                 if (!enable_alpha_channel(window))
 247                         ui->config->alpha_channel_enabled = 0;
 248         } else {
 249                 ui->config->alpha_channel_enabled = 0;
 250         }
 251
 252         icon_theme = gtk_icon_theme_get_default();
 253         icon = gtk_icon_theme_load_icon(icon_theme, "psensor", 48, 0, NULL);
 254         if (icon)
 255                 gtk_window_set_icon(GTK_WINDOW(window), icon);
 256         else
 257                 fprintf(stderr, _("ERROR: Failed to load psensor icon.\n"));
 258
 259         g_signal_connect(window,
 260                          "delete_event", G_CALLBACK(on_delete_event_cb), ui);
 261
 262         gtk_window_set_decorated(GTK_WINDOW(window),
 263                                  ui->config->window_decoration_enabled);
 264
 265         gtk_window_set_keep_below(GTK_WINDOW(window),
 266                                   ui->config->window_keep_below_enabled);
 267
 268         /* main box */
 269         menubar = get_menu(ui);
 270
 271         ui->main_box = gtk_vbox_new(FALSE, 1);
 272
 273         gtk_box_pack_start(GTK_BOX(ui->main_box), menubar,
 274                            FALSE, TRUE, 0);
 275
 276         gtk_container_add(GTK_CONTAINER(window), ui->main_box);
 277
 278         ui->main_window = window;
 279         ui->menu_bar = menubar;
 280
 281 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
 282         if (ui->config->hide_on_startup)
 283                 gtk_widget_show_all(ui->main_box);
 284         else
 285                 ui_window_show(ui);
 286 #else
 287         ui_window_show(ui);
 288 #endif
 289 }
 290
 291 static void menu_bar_show(unsigned int show, struct ui_psensor *ui)
 292 {
 293         if (show)
 294                 gtk_widget_show(ui->menu_bar);
 295         else
 296                 gtk_widget_hide(ui->menu_bar);
 297 }
 298
 299 void ui_window_update(struct ui_psensor *ui)
 300 {
 301         struct config *cfg;
 302         int init = 1;
 303
 304         cfg = ui->config;
 305
 306         if (ui->sensor_box) {
 307                 g_object_ref(GTK_WIDGET(ui->ui_sensorlist->widget));
 308
 309                 gtk_container_remove(GTK_CONTAINER(ui->sensor_box),
 310                                      ui->ui_sensorlist->widget);
 311
 312                 gtk_container_remove(GTK_CONTAINER(ui->main_box),
 313                                      ui->sensor_box);
 314
 315                 ui->w_graph = ui_graph_create(ui);
 316
 317                 init = 0;
 318         }
 319
 320         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 321             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 322                 ui->sensor_box = gtk_hpaned_new();
 323         else
 324                 ui->sensor_box = gtk_vpaned_new();
 325
 326         gtk_box_pack_end(GTK_BOX(ui->main_box), ui->sensor_box, TRUE, TRUE, 2);
 327
 328         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 329             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 330                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 331                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 332                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 333                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 334         } else {
 335                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 336                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 337                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 338                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 339         }
 340
 341         if (cfg->window_restore_enabled)
 342                 gtk_paned_set_position(GTK_PANED(ui->sensor_box),
 343                                        ui->config->window_divider_pos);
 344
 345
 346         if (!init)
 347                 g_object_unref(GTK_WIDGET(ui->ui_sensorlist->widget));
 348
 349         gtk_widget_show_all(ui->sensor_box);
 350
 351         if (cfg->menu_bar_disabled)
 352                 menu_bar_show(0, ui);
 353         else
 354                 menu_bar_show(1, ui);
 355 }
 356
 357 void ui_window_show(struct ui_psensor *ui)
 358 {
 359         gtk_widget_show_all(ui->main_window);
 360
 361 }