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                 gtk_widget_hide(ui->main_window);
  36         else
  37                 ui_psensor_quit(ui);
  38 #else
  39         ui_psensor_quit(ui);
  40 #endif
  41
  42         return TRUE;
  43 }
  44
  45 void ui_show_about_dialog()
  46 {
  47         gtk_show_about_dialog(NULL,
  48                               "comments",
  49                               _("Psensor is a GTK+ application for monitoring "
  50                                 "hardware sensors"),
  51                               "copyright",
  52                               _("Copyright(c) 2010-2011\njeanfi@gmail.com"),
  53                               "logo-icon-name", "psensor",
  54                               "program-name", "Psensor",
  55                               "title", _("About Psensor"),
  56                               "version", VERSION,
  57                               "website", PACKAGE_URL,
  58                               "website-label", _("Psensor Homepage"),
  59                               NULL);
  60 }
  61
  62 static void cb_about(GtkMenuItem *mi, gpointer data)
  63 {
  64         ui_show_about_dialog();
  65 }
  66
  67 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  68 {
  69         ui_psensor_quit((struct ui_psensor *)data);
  70 }
  71
  72 static void cb_preferences(GtkMenuItem *mi, gpointer data)
  73 {
  74         ui_pref_dialog_run((struct ui_psensor *)data);
  75 }
  76
  77 static void cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
  78 {
  79         struct ui_psensor *ui = data;
  80
  81         if (ui->sensors && *ui->sensors)
  82                 ui_sensorpref_dialog_run(*ui->sensors, ui);
  83 }
  84
  85 void ui_psensor_quit(struct ui_psensor *ui)
  86 {
  87         gtk_widget_destroy(ui->main_window);
  88         gtk_main_quit();
  89 }
  90
  91 static const char *menu_desc =
  92 "<ui>"
  93 "  <menubar name='MainMenu'>"
  94 "    <menu name='Psensor' action='PsensorMenuAction'>"
  95 "      <menuitem name='Preferences' action='PreferencesAction' />"
  96 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
  97 "      <separator />"
  98 "      <menuitem name='Quit' action='QuitAction' />"
  99 "    </menu>"
 100 "    <menu name='Help' action='HelpMenuAction'>"
 101 "      <menuitem name='About' action='AboutAction' />"
 102 "    </menu>"
 103 "  </menubar>"
 104 "</ui>";
 105
 106 static GtkActionEntry entries[] = {
 107   { "PsensorMenuAction", NULL, "_Psensor" }, /* name, stock id, label */
 108
 109   { "PreferencesAction", GTK_STOCK_PREFERENCES,   /* name, stock id */
 110     N_("_Preferences"), NULL,                     /* label, accelerator */
 111     N_("Preferences"),                            /* tooltip */
 112     G_CALLBACK(cb_preferences) },
 113
 114   { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 115     N_("_Sensor Preferences"), NULL,
 116     N_("Sensor Preferences"),
 117     G_CALLBACK(cb_sensor_preferences) },
 118
 119   { "QuitAction",
 120     GTK_STOCK_QUIT, N_("_Quit"), NULL, N_("Quit"), G_CALLBACK(cb_menu_quit) },
 121
 122   { "HelpMenuAction", NULL, "_Help" },
 123
 124   { "AboutAction", GTK_STOCK_PREFERENCES,
 125     N_("_About"), NULL,
 126     N_("About"),
 127     G_CALLBACK(cb_about) }
 128 };
 129 static guint n_entries = G_N_ELEMENTS(entries);
 130
 131 static GtkWidget *get_menu(struct ui_psensor *ui)
 132 {
 133         GtkActionGroup      *action_group;
 134         GtkUIManager        *menu_manager;
 135         GError              *error;
 136
 137         action_group = gtk_action_group_new("PsensorActions");
 138         gtk_action_group_set_translation_domain(action_group, PACKAGE);
 139         menu_manager = gtk_ui_manager_new();
 140
 141         gtk_action_group_add_actions(action_group, entries, n_entries, ui);
 142         gtk_ui_manager_insert_action_group(menu_manager, action_group, 0);
 143
 144         error = NULL;
 145         gtk_ui_manager_add_ui_from_string(menu_manager, menu_desc, -1, &error);
 146
 147         if (error)
 148                 g_error(_("building menus failed: %s"), error->message);
 149
 150         return gtk_ui_manager_get_widget(menu_manager, "/MainMenu");
 151 }
 152
 153 static unsigned int enable_alpha_channel(GtkWidget *w)
 154 {
 155         GdkScreen *screen = gtk_widget_get_screen(w);
 156
 157 #if (GTK_CHECK_VERSION(3, 0, 0))
 158         GdkVisual *visual = gdk_screen_get_rgba_visual(screen);
 159
 160         if (visual) {
 161                 gtk_widget_set_visual(w, visual);
 162                 return 1;
 163         }
 164 #else
 165         GdkColormap *colormap = gdk_screen_get_rgba_colormap(screen);
 166
 167         if (colormap) {
 168                 gtk_widget_set_colormap(w, colormap);
 169                 return 1;
 170         }
 171 #endif
 172         return 0;
 173 }
 174
 175 void ui_window_create(struct ui_psensor *ui)
 176 {
 177         GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 178         GdkScreen *screen;
 179         GdkPixbuf *icon;
 180         GtkIconTheme *icon_theme;
 181         GtkWidget *menubar;
 182
 183         gtk_window_set_default_size(GTK_WINDOW(window), 800, 200);
 184
 185         gtk_window_set_title(GTK_WINDOW(window),
 186                              _("Psensor - Temperature Monitor"));
 187         gtk_window_set_role(GTK_WINDOW(window), "psensor");
 188
 189         screen = gtk_widget_get_screen(window);
 190
 191         if (ui->config->alpha_channel_enabled
 192             && gdk_screen_is_composited(screen)) {
 193                 if (!enable_alpha_channel(window))
 194                         ui->config->alpha_channel_enabled = 0;
 195         } else {
 196                 ui->config->alpha_channel_enabled = 0;
 197         }
 198
 199         icon_theme = gtk_icon_theme_get_default();
 200         icon = gtk_icon_theme_load_icon(icon_theme, "psensor", 48, 0, NULL);
 201         if (icon)
 202                 gtk_window_set_icon(GTK_WINDOW(window), icon);
 203         else
 204                 fprintf(stderr, _("ERROR: Failed to load psensor icon.\n"));
 205
 206         g_signal_connect(window,
 207                          "delete_event", G_CALLBACK(on_delete_event_cb), ui);
 208
 209         gtk_window_set_decorated(GTK_WINDOW(window),
 210                                  ui->config->window_decoration_enabled);
 211
 212         gtk_window_set_keep_below(GTK_WINDOW(window),
 213                                   ui->config->window_keep_below_enabled);
 214
 215         /* main box */
 216         menubar = get_menu(ui);
 217
 218         ui->main_box = gtk_vbox_new(FALSE, 1);
 219
 220         gtk_box_pack_start(GTK_BOX(ui->main_box), menubar,
 221                            FALSE, TRUE, 0);
 222
 223         gtk_container_add(GTK_CONTAINER(window), ui->main_box);
 224
 225         ui->main_window = window;
 226         ui->menu_bar = menubar;
 227
 228 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
 229         if (ui->config->hide_on_startup)
 230                 gtk_widget_show_all(ui->main_box);
 231         else
 232                 gtk_widget_show_all(ui->main_window);
 233 #else
 234         gtk_widget_show_all(ui->main_window);
 235 #endif
 236
 237 }
 238
 239 static void menu_bar_show(unsigned int show, struct ui_psensor *ui)
 240 {
 241         if (show)
 242                 gtk_widget_show(ui->menu_bar);
 243         else
 244                 gtk_widget_hide(ui->menu_bar);
 245 }
 246
 247 void ui_window_update(struct ui_psensor *ui)
 248 {
 249         struct config *cfg;
 250         int init = 1;
 251
 252         cfg = ui->config;
 253
 254         if (ui->sensor_box) {
 255                 g_object_ref(GTK_WIDGET(ui->ui_sensorlist->widget));
 256
 257                 gtk_container_remove(GTK_CONTAINER(ui->sensor_box),
 258                                      ui->ui_sensorlist->widget);
 259
 260                 gtk_container_remove(GTK_CONTAINER(ui->main_box),
 261                                      ui->sensor_box);
 262
 263                 ui->w_graph = ui_graph_create(ui);
 264
 265                 init = 0;
 266         }
 267
 268         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 269             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 270                 ui->sensor_box = gtk_hpaned_new();
 271         else
 272                 ui->sensor_box = gtk_vpaned_new();
 273
 274         gtk_box_pack_end(GTK_BOX(ui->main_box), ui->sensor_box, TRUE, TRUE, 2);
 275
 276         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 277             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 278                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 279                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 280                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 281                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 282         } else {
 283                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 284                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 285                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 286                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 287         }
 288
 289         if (!init)
 290                 g_object_unref(GTK_WIDGET(ui->ui_sensorlist->widget));
 291
 292         gtk_widget_show_all(ui->sensor_box);
 293
 294         if (cfg->menu_bar_disabled)
 295                 menu_bar_show(0, ui);
 296         else
 297                 menu_bar_show(1, ui);
 298 }