src/ui/glade.c

   1 /*
   2  * Copyright (C) 2008 Liam Girdwood
   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., 59 Temple Place, Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include <config.h>
  22 #endif
  23
  24 #include <string.h>
  25 #include <gtk/gtk.h>
  26 #include <glade/glade.h>
  27 #include <errno.h>
  28
  29 /*
  30  * Glade dialogs
  31  */
  32
  33 struct ui_glade {
  34         gchar *glade_file;
  35         gchar *name;
  36         GtkWidget *widget;
  37         GladeXML *xml;
  38 };
  39
  40 static struct ui_glade ui[] = {
  41 /*      {"/splash.glade",               "Splash",               NULL, NULL},*/
  42         {"/date-time-dlg.glade",        "DateTimeDialog",       NULL, NULL},
  43         {"/observer-dlg.glade",         "ObserverDialog",       NULL, NULL},
  44         {"/sky-catalog-dlg.glade",      "SkyCatalogDialog",     NULL, NULL},
  45         {"/sky-deep-dlg.glade",         "SkyDeepDialog",        NULL, NULL},
  46         {"/sky-near-dlg.glade",         "SkyNearDialog",        NULL, NULL},
  47         {"/sky-markers-dlg.glade",      "SkyMarkersDialog",     NULL, NULL},
  48         {"/sky-proj-dlg.glade",         "SkyProjectionDialog",  NULL, NULL},
  49 };
  50
  51 #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
  52
  53 gint ui_init(void)
  54 {
  55         gint i;
  56
  57         for (i = 0; i < ARRAY_SIZE(ui); i++) {
  58                 GString *interface = NULL;
  59
  60                 if (ui[i].widget)
  61                         continue;
  62
  63                 interface = g_string_new(NOVA_GLADE_DIR);
  64                 interface = g_string_append(interface, ui[i].glade_file);
  65
  66                 g_print("%s: loading %s\n", __func__, interface->str);
  67                 ui[i].xml = glade_xml_new(interface->str, ui[i].name, NULL);
  68
  69                 g_string_free(interface, TRUE);
  70
  71                 if (!ui[i].xml) {
  72                         g_critical("%s: failed to load\n", __func__);
  73                         return -EINVAL;
  74                 }
  75
  76                 glade_xml_signal_autoconnect(ui[i].xml);
  77                 ui[i].widget = glade_xml_get_widget(ui[i].xml, ui[i].name);
  78
  79                 if (!ui[i].widget) {
  80                         g_critical("%s: failed to get widget %s\n", __func__,
  81                                 ui[i].name);
  82                         return -EINVAL;
  83                 }
  84
  85         }
  86         return 0;
  87 }
  88
  89 GtkWidget* ui_get_dialog(gchar* name)
  90 {
  91         gint i;
  92
  93         if (!ui_init()) {
  94                 g_critical("%s: can't load glade UI files", __func__);
  95                 return NULL;
  96         }
  97
  98         for (i = 0; i < ARRAY_SIZE(ui); i++) {
  99                 if (!strcmp(name, ui[i].name))
 100                         return ui[i].widget;
 101         }
 102
 103         g_critical("%s: can't find glade UI %s", __func__, name);
 104         return NULL;
 105 }
 106
 107 void ui_put_dialog(gchar* name)
 108 {
 109         gint i = 0;
 110
 111         for (i = 0; i < ARRAY_SIZE(ui); i++) {
 112                 if (!strcmp(name, ui[i].name)) {
 113                         ui[i].widget = NULL;
 114                         g_object_unref(ui[i].xml);
 115                         return;
 116                 }
 117         }
 118         g_critical("%s: can't find glade UI %s", __func__, name);
 119 }