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 gboolean
  29 on_delete_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
  30 {
  31         struct ui_psensor *ui = data;
  32
  33 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
  34         if (is_appindicator_supported()) {
  35                 log_puts(LOG_DEBUG, "hiding, WM is supporting appindicator");
  36                 gtk_widget_hide(ui->main_window);
  37         } else {
  38                 log_puts(LOG_DEBUG, "quitting, WM not supporting appindicator");
  39                 ui_psensor_quit(ui);
  40         }
  41 #else
  42         ui_psensor_quit(ui);
  43 #endif
  44
  45         return TRUE;
  46 }
  47
  48 void ui_show_about_dialog()
  49 {
  50         gtk_show_about_dialog(NULL,
  51                               "comments",
  52                               _("Psensor is a GTK+ application for monitoring "
  53                                 "hardware sensors"),
  54                               "copyright",
  55                               _("Copyright(c) 2010-2011\njeanfi@gmail.com"),
  56                               "logo-icon-name", "psensor",
  57                               "program-name", "Psensor",
  58                               "title", _("About Psensor"),
  59                               "version", VERSION,
  60                               "website", PACKAGE_URL,
  61                               "website-label", _("Psensor Homepage"),
  62                               NULL);
  63 }
  64
  65 static void cb_about(GtkMenuItem *mi, gpointer data)
  66 {
  67         ui_show_about_dialog();
  68 }
  69
  70 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  71 {
  72         ui_psensor_quit((struct ui_psensor *)data);
  73 }
  74
  75 static void cb_preferences(GtkMenuItem *mi, gpointer data)
  76 {
  77         ui_pref_dialog_run((struct ui_psensor *)data);
  78 }
  79
  80 static void cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
  81 {
  82         struct ui_psensor *ui = data;
  83
  84         if (ui->sensors && *ui->sensors)
  85                 ui_sensorpref_dialog_run(*ui->sensors, ui);
  86 }
  87
  88 void ui_psensor_quit(struct ui_psensor *ui)
  89 {
  90         gtk_widget_destroy(ui->main_window);
  91         gtk_main_quit();
  92 }
  93
  94 static const char *menu_desc =
  95 "<ui>"
  96 "  <menubar name='MainMenu'>"
  97 "    <menu name='Psensor' action='PsensorMenuAction'>"
  98 "      <menuitem name='Preferences' action='PreferencesAction' />"
  99 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
 100 "      <separator />"
 101 "      <menuitem name='Quit' action='QuitAction' />"
 102 "    </menu>"
 103 "    <menu name='Help' action='HelpMenuAction'>"
 104 "      <menuitem name='About' action='AboutAction' />"
 105 "    </menu>"
 106 "  </menubar>"
 107 "</ui>";
 108
 109 static GtkActionEntry entries[] = {
 110   { "PsensorMenuAction", NULL, "_Psensor" }, /* name, stock id, label */
 111
 112   { "PreferencesAction", GTK_STOCK_PREFERENCES,   /* name, stock id */
 113     N_("_Preferences"), NULL,                     /* label, accelerator */
 114     N_("Preferences"),                            /* tooltip */
 115     G_CALLBACK(cb_preferences) },
 116
 117   { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 118     N_("_Sensor Preferences"), NULL,
 119     N_("Sensor Preferences"),
 120     G_CALLBACK(cb_sensor_preferences) },
 121
 122   { "QuitAction",
 123     GTK_STOCK_QUIT, N_("_Quit"), NULL, N_("Quit"), G_CALLBACK(cb_menu_quit) },
 124
 125   { "HelpMenuAction", NULL, "_Help" },
 126
 127   { "AboutAction", GTK_STOCK_PREFERENCES,
 128     N_("_About"), NULL,
 129     N_("About"),
 130     G_CALLBACK(cb_about) }
 131 };
 132 static guint n_entries = G_N_ELEMENTS(entries);
 133
 134 static GtkWidget *get_menu(struct ui_psensor *ui)
 135 {
 136         GtkActionGroup      *action_group;
 137         GtkUIManager        *menu_manager;
 138         GError              *error;
 139
 140         action_group = gtk_action_group_new("PsensorActions");
 141         gtk_action_group_set_translation_domain(action_group, PACKAGE);
 142         menu_manager = gtk_ui_manager_new();
 143
 144         gtk_action_group_add_actions(action_group, entries, n_entries, ui);
 145         gtk_ui_manager_insert_action_group(menu_manager, action_group, 0);
 146
 147         error = NULL;
 148         gtk_ui_manager_add_ui_from_string(menu_manager, menu_desc, -1, &error);
 149
 150         if (error)
 151                 g_error(_("building menus failed: %s"), error->message);
 152
 153         return gtk_ui_manager_get_widget(menu_manager, "/MainMenu");
 154 }
 155
 156 static unsigned int enable_alpha_channel(GtkWidget *w)
 157 {
 158         GdkScreen *screen = gtk_widget_get_screen(w);
 159
 160 #if (GTK_CHECK_VERSION(3, 0, 0))
 161         GdkVisual *visual = gdk_screen_get_rgba_visual(screen);
 162
 163         if (visual) {
 164                 gtk_widget_set_visual(w, visual);
 165                 return 1;
 166         }
 167 #else
 168         GdkColormap *colormap = gdk_screen_get_rgba_colormap(screen);
 169
 170         if (colormap) {
 171                 gtk_widget_set_colormap(w, colormap);
 172                 return 1;
 173         }
 174 #endif
 175         return 0;
 176 }
 177
 178 void ui_window_create(struct ui_psensor *ui)
 179 {
 180         GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 181         GdkScreen *screen;
 182         GdkPixbuf *icon;
 183         GtkIconTheme *icon_theme;
 184         GtkWidget *menubar;
 185
 186         gtk_window_set_default_size(GTK_WINDOW(window), 800, 200);
 187
 188         gtk_window_set_title(GTK_WINDOW(window),
 189                              _("Psensor - Temperature Monitor"));
 190         gtk_window_set_role(GTK_WINDOW(window), "psensor");
 191
 192         screen = gtk_widget_get_screen(window);
 193
 194         if (ui->config->alpha_channel_enabled
 195             && gdk_screen_is_composited(screen)) {
 196                 if (!enable_alpha_channel(window))
 197                         ui->config->alpha_channel_enabled = 0;
 198         } else {
 199                 ui->config->alpha_channel_enabled = 0;
 200         }
 201
 202         icon_theme = gtk_icon_theme_get_default();
 203         icon = gtk_icon_theme_load_icon(icon_theme, "psensor", 48, 0, NULL);
 204         if (icon)
 205                 gtk_window_set_icon(GTK_WINDOW(window), icon);
 206         else
 207                 fprintf(stderr, _("ERROR: Failed to load psensor icon.\n"));
 208
 209         g_signal_connect(window,
 210                          "delete_event", G_CALLBACK(on_delete_event_cb), ui);
 211
 212         gtk_window_set_decorated(GTK_WINDOW(window),
 213                                  ui->config->window_decoration_enabled);
 214
 215         gtk_window_set_keep_below(GTK_WINDOW(window),
 216                                   ui->config->window_keep_below_enabled);
 217
 218         /* main box */
 219         menubar = get_menu(ui);
 220
 221         ui->main_box = gtk_vbox_new(FALSE, 1);
 222
 223         gtk_box_pack_start(GTK_BOX(ui->main_box), menubar,
 224                            FALSE, TRUE, 0);
 225
 226         gtk_container_add(GTK_CONTAINER(window), ui->main_box);
 227
 228         ui->main_window = window;
 229         ui->menu_bar = menubar;
 230
 231 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
 232         if (ui->config->hide_on_startup)
 233                 gtk_widget_show_all(ui->main_box);
 234         else
 235                 gtk_widget_show_all(ui->main_window);
 236 #else
 237         gtk_widget_show_all(ui->main_window);
 238 #endif
 239
 240 }
 241
 242 static void menu_bar_show(unsigned int show, struct ui_psensor *ui)
 243 {
 244         if (show)
 245                 gtk_widget_show(ui->menu_bar);
 246         else
 247                 gtk_widget_hide(ui->menu_bar);
 248 }
 249
 250 void ui_window_update(struct ui_psensor *ui)
 251 {
 252         struct config *cfg;
 253         int init = 1;
 254
 255         cfg = ui->config;
 256
 257         if (ui->sensor_box) {
 258                 g_object_ref(GTK_WIDGET(ui->ui_sensorlist->widget));
 259
 260                 gtk_container_remove(GTK_CONTAINER(ui->sensor_box),
 261                                      ui->ui_sensorlist->widget);
 262
 263                 gtk_container_remove(GTK_CONTAINER(ui->main_box),
 264                                      ui->sensor_box);
 265
 266                 ui->w_graph = ui_graph_create(ui);
 267
 268                 init = 0;
 269         }
 270
 271         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 272             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 273                 ui->sensor_box = gtk_hpaned_new();
 274         else
 275                 ui->sensor_box = gtk_vpaned_new();
 276
 277         gtk_box_pack_end(GTK_BOX(ui->main_box), ui->sensor_box, TRUE, TRUE, 2);
 278
 279         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 280             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 281                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 282                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 283                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 284                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 285         } else {
 286                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 287                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 288                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 289                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 290         }
 291
 292         if (!init)
 293                 g_object_unref(GTK_WIDGET(ui->ui_sensorlist->widget));
 294
 295         gtk_widget_show_all(ui->sensor_box);
 296
 297         if (cfg->menu_bar_disabled)
 298                 menu_bar_show(0, ui);
 299         else
 300                 menu_bar_show(1, ui);
 301 }