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