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_sensorlist.h"
  25
  26 static void on_destroy(GtkWidget *widget, gpointer data)
  27 {
  28         ui_psensor_quit();
  29 }
  30
  31 static void cb_menu_quit(gpointer data,
  32                          guint cb_action,
  33                          GtkWidget *item)
  34 {
  35         ui_psensor_quit();
  36 }
  37
  38 static void cb_menu_preferences(gpointer data,
  39                                 guint cb_action,
  40                                 GtkWidget *item)
  41 {
  42         ui_pref_dialog_run((struct ui_psensor *)data);
  43 }
  44
  45 void ui_psensor_quit()
  46 {
  47         gtk_main_quit();
  48 }
  49
  50 static GtkItemFactoryEntry menu_items[] = {
  51         {"/Psensor", NULL, NULL, 0, "<Branch>"},
  52         {"/Psensor/Preferences",
  53          NULL, cb_menu_preferences, 0, "<Item>"},
  54         {"/Psensor/sep1",
  55          NULL, NULL, 0, "<Separator>"},
  56         {"/Psensor/Quit",
  57          "", cb_menu_quit, 0, "<StockItem>", GTK_STOCK_QUIT},
  58 };
  59
  60 static gint nmenu_items = sizeof(menu_items) / sizeof(menu_items[0]);
  61
  62 static GtkWidget *get_menu(struct ui_psensor *ui)
  63 {
  64         GtkItemFactory *item_factory;
  65
  66         item_factory = gtk_item_factory_new(GTK_TYPE_MENU_BAR, "<main>", NULL);
  67
  68         gtk_item_factory_create_items(item_factory,
  69                                       nmenu_items, menu_items, ui);
  70         return gtk_item_factory_get_widget(item_factory, "<main>");
  71 }
  72
  73 void ui_window_create(struct ui_psensor *ui)
  74 {
  75         GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  76         GdkScreen *screen;
  77         GdkColormap *colormap;
  78         GdkPixbuf *icon;
  79         GtkIconTheme *icon_theme;
  80         GtkWidget *menubar;
  81
  82         gtk_window_set_default_size(GTK_WINDOW(window), 800, 200);
  83
  84         gtk_window_set_title(GTK_WINDOW(window),
  85                              _("Psensor - Temperature Monitor"));
  86         gtk_window_set_role(GTK_WINDOW(window), "psensor");
  87
  88         screen = gtk_widget_get_screen(window);
  89
  90         if (ui->config->alpha_channel_enabled
  91             && gdk_screen_is_composited(screen)) {
  92
  93                 colormap = gdk_screen_get_rgba_colormap(screen);
  94                 if (colormap)
  95                         gtk_widget_set_colormap(window, colormap);
  96                 else
  97                         ui->config->alpha_channel_enabled = 0;
  98         } else {
  99                 ui->config->alpha_channel_enabled = 0;
 100         }
 101
 102         icon_theme = gtk_icon_theme_get_default();
 103         icon = gtk_icon_theme_load_icon(icon_theme, "psensor", 48, 0, NULL);
 104         if (icon)
 105                 gtk_window_set_icon(GTK_WINDOW(window), icon);
 106         else
 107                 fprintf(stderr, _("ERROR: Failed to load psensor icon.\n"));
 108
 109         g_signal_connect(window, "destroy", G_CALLBACK(on_destroy), ui);
 110
 111         gtk_window_set_decorated(GTK_WINDOW(window),
 112                                  ui->config->window_decoration_enabled);
 113
 114         gtk_window_set_keep_below(GTK_WINDOW(window),
 115                                   ui->config->window_keep_below_enabled);
 116
 117         /* main box */
 118         menubar = get_menu(ui);
 119
 120         ui->main_box = gtk_vbox_new(FALSE, 1);
 121
 122         gtk_box_pack_start(GTK_BOX(ui->main_box), menubar,
 123                            FALSE, TRUE, 0);
 124
 125         gtk_container_add(GTK_CONTAINER(window), ui->main_box);
 126
 127         ui->main_window = window;
 128         ui->menu_bar = menubar;
 129
 130         gtk_widget_show_all(ui->main_window);
 131 }
 132
 133 static void menu_bar_show(unsigned int show, struct ui_psensor *ui)
 134 {
 135         if (show)
 136                 gtk_widget_show(ui->menu_bar);
 137         else
 138                 gtk_widget_hide(ui->menu_bar);
 139 }
 140
 141 void ui_window_update(struct ui_psensor *ui)
 142 {
 143         struct config *cfg;
 144         GtkWidget *w_sensorlist;
 145
 146         cfg = ui->config;
 147
 148         if (ui->sensor_box) {
 149                 ui_sensorlist_create_widget(ui->ui_sensorlist);
 150
 151                 gtk_container_remove(GTK_CONTAINER(ui->main_box),
 152                                      ui->sensor_box);
 153
 154                 ui->w_graph = ui_graph_create(ui);
 155                 ui->w_sensorlist = ui->ui_sensorlist->widget;
 156         }
 157
 158         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 159             || cfg->sensorlist_position == SENSORLIST_POSITION_LEFT)
 160                 ui->sensor_box = gtk_hpaned_new();
 161         else
 162                 ui->sensor_box = gtk_vpaned_new();
 163
 164         w_sensorlist = gtk_scrolled_window_new(NULL, NULL);
 165         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(w_sensorlist),
 166                                        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 167         gtk_container_add(GTK_CONTAINER(w_sensorlist),
 168                           ui->ui_sensorlist->widget);
 169
 170         gtk_box_pack_end(GTK_BOX(ui->main_box), ui->sensor_box, TRUE, TRUE, 2);
 171
 172         if (cfg->sensorlist_position == SENSORLIST_POSITION_RIGHT
 173             || cfg->sensorlist_position == SENSORLIST_POSITION_BOTTOM) {
 174                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 175                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 176                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 177                                 w_sensorlist, FALSE, TRUE);
 178         } else {
 179                 gtk_paned_pack1(GTK_PANED(ui->sensor_box),
 180                                 w_sensorlist, FALSE, TRUE);
 181                 gtk_paned_pack2(GTK_PANED(ui->sensor_box),
 182                                 GTK_WIDGET(ui->w_graph), TRUE, TRUE);
 183         }
 184
 185         gtk_widget_show_all(ui->sensor_box);
 186
 187         if (cfg->menu_bar_disabled)
 188                 menu_bar_show(0, ui);
 189         else
 190                 menu_bar_show(1, ui);
 191 }