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
  27 static gboolean
  28 on_delete_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
  29 {
  30
  31 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
  32         gtk_widget_hide(((struct ui_psensor *)data)->main_window);
  33 #else
  34         ui_psensor_quit();
  35 #endif
  36
  37         return TRUE;
  38 }
  39
  40 void ui_show_about_dialog()
  41 {
  42         gtk_show_about_dialog(NULL,
  43                               "comments",
  44                               _("Psensor is a GTK+ application for monitoring "
  45                                 "hardware sensors"),
  46                               "copyright",
  47                               _("Copyright(c) 2010-2011\njeanfi@gmail.com"),
  48                               "logo-icon-name", "psensor",
  49                               "program-name", "Psensor",
  50                               "title", _("About Psensor"),
  51                               "version", VERSION,
  52                               "website", PACKAGE_URL,
  53                               "website-label", _("Psensor Homepage"),
  54                               NULL);
  55 }
  56
  57 static void cb_about(GtkMenuItem *mi, gpointer data)
  58 {
  59         ui_show_about_dialog();
  60 }
  61
  62 static void cb_menu_quit(GtkMenuItem *mi, gpointer data)
  63 {
  64         ui_psensor_quit();
  65 }
  66
  67 static void cb_preferences(GtkMenuItem *mi, gpointer data)
  68 {
  69         ui_pref_dialog_run((struct ui_psensor *)data);
  70 }
  71
  72 static void cb_sensor_preferences(GtkMenuItem *mi, gpointer data)
  73 {
  74         struct ui_psensor *ui = data;
  75
  76         if (ui->sensors && *ui->sensors)
  77                 ui_sensorpref_dialog_run(*ui->sensors, ui);
  78 }
  79
  80 void ui_psensor_quit()
  81 {
  82         gtk_main_quit();
  83 }
  84
  85 static const char *menu_desc =
  86 "<ui>"
  87 "  <menubar name='MainMenu'>"
  88 "    <menu name='Psensor' action='PsensorMenuAction'>"
  89 "      <menuitem name='Preferences' action='PreferencesAction' />"
  90 "      <menuitem name='SensorPreferences' action='SensorPreferencesAction' />"
  91 "      <separator />"
  92 "      <menuitem name='Quit' action='QuitAction' />"
  93 "    </menu>"
  94 "    <menu name='Help' action='HelpMenuAction'>"
  95 "      <menuitem name='About' action='AboutAction' />"
  96 "    </menu>"
  97 "  </menubar>"
  98 "</ui>";
  99
 100 static GtkActionEntry entries[] = {
 101   { "PsensorMenuAction", NULL, "_Psensor" }, /* name, stock id, label */
 102
 103   { "PreferencesAction", GTK_STOCK_PREFERENCES,   /* name, stock id */
 104     N_("_Preferences"), NULL,                     /* label, accelerator */
 105     N_("Preferences"),                            /* tooltip */
 106     G_CALLBACK(cb_preferences) },
 107
 108   { "SensorPreferencesAction", GTK_STOCK_PREFERENCES,
 109     N_("_Sensor Preferences"), NULL,
 110     N_("Sensor Preferences"),
 111     G_CALLBACK(cb_sensor_preferences) },
 112
 113   { "QuitAction",
 114     GTK_STOCK_QUIT, N_("_Quit"), NULL, N_("Quit"), G_CALLBACK(cb_menu_quit) },
 115
 116   { "HelpMenuAction", NULL, "_Help" },
 117
 118   { "AboutAction", GTK_STOCK_PREFERENCES,
 119     N_("_About"), NULL,
 120     N_("About"),
 121     G_CALLBACK(cb_about) }
 122 };
 123 static guint n_entries = G_N_ELEMENTS(entries);
 124
 125 static GtkWidget *get_menu(struct ui_psensor *ui)
 126 {
 127         GtkActionGroup      *action_group;
 128         GtkUIManager        *menu_manager;
 129         GError              *error;
 130
 131         action_group = gtk_action_group_new("PsensorActions");
 132         gtk_action_group_set_translation_domain(action_group, PACKAGE);
 133         menu_manager = gtk_ui_manager_new();
 134
 135         gtk_action_group_add_actions(action_group, entries, n_entries, ui);
 136         gtk_ui_manager_insert_action_group(menu_manager, action_group, 0);
 137
 138         error = NULL;
 139         gtk_ui_manager_add_ui_from_string(menu_manager, menu_desc, -1, &error);
 140
 141         if (error)
 142                 g_error(_("building menus failed: %s"), error->message);
 143
 144         return gtk_ui_manager_get_widget(menu_manager, "/MainMenu");
 145 }
 146
 147 static unsigned int enable_alpha_channel(GtkWidget *w)
 148 {
 149         GdkScreen *screen = gtk_widget_get_screen(w);
 150
 151 #if (GTK_CHECK_VERSION(3, 0, 0))
 152         GdkVisual *visual = gdk_screen_get_rgba_visual(screen);
 153
 154         if (visual) {
 155                 gtk_widget_set_visual(w, visual);
 156                 return 1;
 157         }
 158 #else
 159         GdkColormap *colormap = gdk_screen_get_rgba_colormap(screen);
 160
 161         if (colormap) {
 162                 gtk_widget_set_colormap(w, colormap);
 163                 return 1;
 164         }
 165 #endif
 166         return 0;
 167 }
 168
 169 void ui_window_create(struct ui_psensor *ui)
 170 {
 171         GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 172         GdkScreen *screen;
 173         GdkPixbuf *icon;
 174         GtkIconTheme *icon_theme;
 175         GtkWidget *menubar;
 176
 177         gtk_window_set_default_size(GTK_WINDOW(window), 800, 200);
 178
 179         gtk_window_set_title(GTK_WINDOW(window),
 180                              _("Psensor - Temperature Monitor"));
 181         gtk_window_set_role(GTK_WINDOW(window), "psensor");
 182
 183         screen = gtk_widget_get_screen(window);
 184
 185         if (ui->config->alpha_channel_enabled
 186             && gdk_screen_is_composited(screen)) {
 187                 if (!enable_alpha_channel(window))
 188                         ui->config->alpha_channel_enabled = 0;
 189         } else {
 190                 ui->config->alpha_channel_enabled = 0;
 191         }
 192
 193         icon_theme = gtk_icon_theme_get_default();
 194         icon = gtk_icon_theme_load_icon(icon_theme, "psensor", 48, 0, NULL);
 195         if (icon)
 196                 gtk_window_set_icon(GTK_WINDOW(window), icon);
 197         else
 198                 fprintf(stderr, _("ERROR: Failed to load psensor icon.\n"));
 199
 200         g_signal_connect(window,
 201                          "delete_event", G_CALLBACK(on_delete_event_cb), ui);
 202
 203         gtk_window_set_decorated(GTK_WINDOW(window),
 204                                  ui->config->window_decoration_enabled);
 205
 206         gtk_window_set_keep_below(GTK_WINDOW(window),
 207                                   ui->config->window_keep_below_enabled);
 208
 209         /* main box */
 210         menubar = get_menu(ui);
 211
 212         ui->main_box = gtk_vbox_new(FALSE, 1);
 213
 214         gtk_box_pack_start(GTK_BOX(ui->main_box), menubar,
 215                            FALSE, TRUE, 0);
 216
 217         gtk_container_add(GTK_CONTAINER(window), ui->main_box);
 218
 219         ui->main_window = window;
 220         ui->menu_bar = menubar;
 221
 222 #if defined(HAVE_APPINDICATOR) || defined(HAVE_APPINDICATOR_029)
 223         if (ui->config->hide_on_startup)
 224                 gtk_widget_show_all(ui->main_box);
 225         else
 226                 gtk_widget_show_all(ui->main_window);
 227 #else
 228         gtk_widget_show_all(ui->main_window);
 229 #endif
 230
 231 }
 232
 233 static void menu_bar_show(unsigned int show, struct ui_psensor *ui)
 234 {
 235         if (show)
 236                 gtk_widget_show(ui->menu_bar);
 237         else
 238                 gtk_widget_hide(ui->menu_bar);
 239 }
 240
 241 void ui_window_update(struct ui_psensor *ui)
 242 {
 243         struct config *cfg;
 244         int init = 1;
 245
 246         cfg = ui->config;
 247
 248         if (ui->sensor_box) {
 249                 g_object_ref(GTK_WIDGET(ui->ui_sensorlist->widget));
 250
 251                 gtk_container_remove(GTK_CONTAINER(ui->sensor_box),
 252                                      ui->ui_sensorlist->widget);
 253
 254                 gtk_container_remove(GTK_CONTAINER(ui->main_box),
 255                                      ui->sensor_box);
 256
 257                 ui->w_graph = ui_graph_create(ui);
 258
 259                 init = 0;
 260         }
 261
 262         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 263             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 264                 ui->sensor_box = gtk_hpaned_new();
 265         else
 266                 ui->sensor_box = gtk_vpaned_new();
 267
 268         gtk_box_pack_end(GTK_BOX(ui->main_box), ui->sensor_box, TRUE, TRUE, 2);
 269
 270         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 271             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 272                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 273                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 274                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 275                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 276         } else {
 277                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 278                                 ui->ui_sensorlist->widget, FALSE, TRUE);
 279                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 280                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 281         }
 282
 283         if (!init)
 284                 g_object_unref(GTK_WIDGET(ui->ui_sensorlist->widget));
 285
 286         gtk_widget_show_all(ui->sensor_box);
 287
 288         if (cfg->menu_bar_disabled)
 289                 menu_bar_show(0, ui);
 290         else
 291                 menu_bar_show(1, ui);
 292 }