src/ui.c

   1 /*
   2  * Copyright (C) 2010-2012 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 "cfg.h"
  20 #include "ui.h"
  21 #include "ui_graph.h"
  22 #include "ui_pref.h"
  23 #include "ui_sensorpref.h"
  24 #include "ui_sensorlist.h"
  25 #include "ui_status.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_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_debug("Window position: %d %d",
  44                           cfg->window_x,
  45                           cfg->window_y);
  46
  47                 gtk_window_get_size(win,
  48                                     &cfg->window_w,
  49                                     &cfg->window_h);
  50                 log_debug("Window size: %d %d", cfg->window_w, cfg->window_h);
  51
  52                 cfg->window_divider_pos
  53                         = gtk_paned_get_position(GTK_PANED(ui->sensor_box));
  54
  55                 config_save(cfg);
  56         }
  57 }
  58
  59 static gboolean
  60 on_delete_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
  61 {
  62         struct ui_psensor *ui = data;
  63
  64         save_window_pos(ui);
  65
  66         log_debug("is_status_supported: %d\n", is_status_supported());
  67
  68         if (is_appindicator_supported() || is_status_supported())
  69                 gtk_widget_hide(ui->main_window);
  70         else
  71                 ui_psensor_quit(ui);
  72
  73         return TRUE;
  74 }
  75
  76 void ui_show_about_dialog()
  77 {
  78         gtk_show_about_dialog(NULL,
  79                               "comments",
  80                               _("Psensor is a GTK+ application for monitoring "
  81                                 "hardware sensors"),
  82                               "copyright",
  83                               _("Copyright(c) 2010-2012\njeanfi@gmail.com"),
  84                               "logo-icon-name", "psensor",
  85                               "program-name", "Psensor",
  86                               "title", _("About Psensor"),
  87                               "version", VERSION,
  88                               "website", PACKAGE_URL,
  89                               "website-label", _("Psensor Homepage"),
  90                               NULL);
  91 }
  92
  93 static void cb_about(GtkMenuItem *mi, gpointer data)
  94 {
  95         ui_show_about_dialog();
  96 }
  97
  98 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  99 {
 100         ui_psensor_quit((struct ui_psensor *)data);
 101 }
 102
 103 static void cb_preferences(GtkMenuItem *mi, gpointer data)
 104 {
 105         ui_pref_dialog_run((struct ui_psensor *)data);
 106 }
 107
 108 static void cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
 109 {
 110         struct ui_psensor *ui = data;
 111
 112         if (ui->sensors && *ui->sensors)
 113                 ui_sensorpref_dialog_run(*ui->sensors, ui);
 114 }
 115
 116 void ui_psensor_quit(struct ui_psensor *ui)
 117 {
 118         save_window_pos(ui);
 119
 120         log_debug("Destroy main window");
 121         gtk_widget_destroy(ui->main_window);
 122         gtk_main_quit();
 123 }
 124
 125 static const char *menu_desc =
 126 "<ui>"
 127 "  <menubar name='MainMenu'>"
 128 "    <menu name='Psensor' action='PsensorMenuAction'>"
 129 "      <menuitem name='Preferences' action='PreferencesAction' />"
 130 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
 131 "      <separator />"
 132 "      <menuitem name='Quit' action='QuitAction' />"
 133 "    </menu>"
 134 "    <menu name='Help' action='HelpMenuAction'>"
 135 "      <menuitem name='About' action='AboutAction' />"
 136 "    </menu>"
 137 "  </menubar>"
 138 "</ui>";
 139
 140 static GtkActionEntry entries[] = {
 141         { "PsensorMenuAction", NULL, "_Psensor" },
 142
 143         { "PreferencesAction", GTK_STOCK_PREFERENCES,
 144           N_("_Preferences"), NULL,
 145           N_("Preferences"),
 146           G_CALLBACK(cb_preferences) },
 147
 148         { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 149           N_("_Sensor Preferences"), NULL,
 150           N_("Sensor Preferences"),
 151           G_CALLBACK(cb_sensor_preferences) },
 152
 153         { "QuitAction",
 154           GTK_STOCK_QUIT, N_("_Quit"), NULL, N_("Quit"),
 155           G_CALLBACK(cb_menu_quit) },
 156
 157         { "HelpMenuAction", NULL, "_Help" },
 158
 159         { "AboutAction", GTK_STOCK_PREFERENCES,
 160           N_("_About"), NULL,
 161           N_("About"),
 162           G_CALLBACK(cb_about) }
 163 };
 164 static guint n_entries = G_N_ELEMENTS(entries);
 165
 166 static GtkWidget *get_menu(struct ui_psensor *ui)
 167 {
 168         GtkActionGroup      *action_group;
 169         GtkUIManager        *menu_manager;
 170         GError              *error;
 171
 172         action_group = gtk_action_group_new("PsensorActions");
 173         gtk_action_group_set_translation_domain(action_group, PACKAGE);
 174         menu_manager = gtk_ui_manager_new();
 175
 176         gtk_action_group_add_actions(action_group, entries, n_entries, ui);
 177         gtk_ui_manager_insert_action_group(menu_manager, action_group, 0);
 178
 179         error = NULL;
 180         gtk_ui_manager_add_ui_from_string(menu_manager, menu_desc, -1, &error);
 181
 182         if (error)
 183                 g_error(_("building menus failed: %s"), error->message);
 184
 185         return gtk_ui_manager_get_widget(menu_manager, "/MainMenu");
 186 }
 187
 188 static unsigned int enable_alpha_channel(GtkWidget *w)
 189 {
 190         GdkScreen *screen = gtk_widget_get_screen(w);
 191
 192 #if (GTK_CHECK_VERSION(3, 0, 0))
 193         GdkVisual *visual = gdk_screen_get_rgba_visual(screen);
 194
 195         if (visual) {
 196                 gtk_widget_set_visual(w, visual);
 197                 return 1;
 198         }
 199 #else
 200         GdkColormap *colormap = gdk_screen_get_rgba_colormap(screen);
 201
 202         if (colormap) {
 203                 gtk_widget_set_colormap(w, colormap);
 204                 return 1;
 205         }
 206 #endif
 207         return 0;
 208 }
 209
 210 void ui_window_create(struct ui_psensor *ui)
 211 {
 212         GtkWidget *window, *menubar;
 213         GdkScreen *screen;
 214         GdkPixbuf *icon;
 215         GtkIconTheme *icon_theme;
 216         struct config *cfg;
 217
 218         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 219
 220         cfg = ui->config;
 221         if (cfg->window_restore_enabled)
 222                 gtk_window_move(GTK_WINDOW(window),
 223                                 cfg->window_x,
 224                                 cfg->window_y);
 225
 226         gtk_window_set_default_size(GTK_WINDOW(window),
 227                                     cfg->window_w,
 228                                     cfg->window_h);
 229
 230         gtk_window_set_title(GTK_WINDOW(window),
 231                              _("Psensor - Temperature Monitor"));
 232         gtk_window_set_role(GTK_WINDOW(window), "psensor");
 233
 234         screen = gtk_widget_get_screen(window);
 235
 236         if (cfg->alpha_channel_enabled && gdk_screen_is_composited(screen)) {
 237                 if (!enable_alpha_channel(window))
 238                         cfg->alpha_channel_enabled = 0;
 239         } else {
 240                 cfg->alpha_channel_enabled = 0;
 241         }
 242
 243         icon_theme = gtk_icon_theme_get_default();
 244         icon = gtk_icon_theme_load_icon(icon_theme, "psensor", 48, 0, NULL);
 245         if (icon)
 246                 gtk_window_set_icon(GTK_WINDOW(window), icon);
 247         else
 248                 fprintf(stderr, _("ERROR: Failed to load psensor icon.\n"));
 249
 250         g_signal_connect(window,
 251                          "delete_event", G_CALLBACK(on_delete_event_cb), ui);
 252
 253         gtk_window_set_decorated(GTK_WINDOW(window),
 254                                  cfg->window_decoration_enabled);
 255
 256         gtk_window_set_keep_below(GTK_WINDOW(window),
 257                                   cfg->window_keep_below_enabled);
 258
 259         /* main box */
 260         menubar = get_menu(ui);
 261
 262         ui->main_box = gtk_vbox_new(FALSE, 1);
 263
 264         gtk_box_pack_start(GTK_BOX(ui->main_box), menubar,
 265                            FALSE, TRUE, 0);
 266
 267         gtk_container_add(GTK_CONTAINER(window), ui->main_box);
 268
 269         ui->main_window = window;
 270         ui->menu_bar = menubar;
 271
 272         gtk_widget_show_all(ui->main_box);
 273 }
 274
 275 static void menu_bar_show(unsigned int show, struct ui_psensor *ui)
 276 {
 277         if (show)
 278                 gtk_widget_show(ui->menu_bar);
 279         else
 280                 gtk_widget_hide(ui->menu_bar);
 281 }
 282
 283 void ui_window_update(struct ui_psensor *ui)
 284 {
 285         struct config *cfg;
 286         int init = 1;
 287
 288         cfg = ui->config;
 289
 290         if (ui->sensor_box) {
 291                 g_object_ref(GTK_WIDGET(ui->ui_sensorlist->widget));
 292
 293                 gtk_container_remove(GTK_CONTAINER(ui->sensor_box),
 294                                      ui->ui_sensorlist->widget);
 295
 296                 gtk_container_remove(GTK_CONTAINER(ui->main_box),
 297                                      ui->sensor_box);
 298
 299                 ui->w_graph = ui_graph_create(ui);
 300
 301                 init = 0;
 302         }
 303
 304         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 305             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 306                 ui->sensor_box = gtk_hpaned_new();
 307         else
 308                 ui->sensor_box = gtk_vpaned_new();
 309
 310         gtk_box_pack_end(GTK_BOX(ui->main_box), ui->sensor_box, TRUE, TRUE, 2);
 311
 312         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 313             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 314                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 315                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 316                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 317                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 318         } else {
 319                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 320                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 321                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 322                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 323         }
 324
 325         if (cfg->window_restore_enabled)
 326                 gtk_paned_set_position(GTK_PANED(ui->sensor_box),
 327                                        ui->config->window_divider_pos);
 328
 329         if (!init)
 330                 g_object_unref(GTK_WIDGET(ui->ui_sensorlist->widget));
 331
 332         gtk_widget_show_all(ui->sensor_box);
 333
 334         if (cfg->menu_bar_disabled)
 335                 menu_bar_show(0, ui);
 336         else
 337                 menu_bar_show(1, ui);
 338 }
 339
 340 void ui_window_show(struct ui_psensor *ui)
 341 {
 342         log_debug("ui_window_show()");
 343         gtk_window_present(GTK_WINDOW(ui->main_window));
 344 }