gtk/glade.c

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*****************************************************************************
   3  *
   4  * $Id: glade.c,v 1.1 2005/02/18 02:13:35 nedko Exp $
   5  *
   6  * DESCRIPTION:
   7  *
   8  *
   9  * NOTES:
  10  *
  11  *
  12  *****************************************************************************/
  13
  14 #include <stdlib.h>
  15 #include <gtk/gtk.h>
  16 #include <glade/glade.h>
  17
  18 #include "glade.h"
  19 #include "path.h"
  20
  21 static GladeXML *xml = NULL;
  22
  23 static void
  24 glade_signal_connect_func (
  25   const gchar *cb_name, GObject *obj,
  26   const gchar *signal_name, const gchar *signal_data,
  27   GObject *conn_obj, gboolean conn_after,
  28   gpointer user_data)
  29 {
  30   /** Module with all the symbols of the program */
  31   static GModule *mod_self = NULL;
  32   gpointer handler_func;
  33
  34   /* initialize gmodule */
  35   if (mod_self == NULL)
  36   {
  37     mod_self = g_module_open (NULL, 0);
  38     g_assert (mod_self != NULL);
  39   }
  40
  41   /*g_print( "glade_signal_connect_func: cb_name = '%s', signal_name = '%s', signal_data = '%s'\n",
  42     cb_name, signal_name, signal_data ); */
  43
  44   if (g_module_symbol (mod_self, cb_name, &handler_func))
  45   {
  46     /* found callback */
  47     if (conn_obj)
  48     {
  49       if (conn_after)
  50       {
  51         g_signal_connect_object
  52           (obj, signal_name,
  53            handler_func, conn_obj,
  54            G_CONNECT_AFTER);
  55       }
  56       else
  57       {
  58         g_signal_connect_object
  59           (obj, signal_name,
  60            handler_func, conn_obj,
  61            G_CONNECT_SWAPPED);
  62       }
  63     }
  64     else
  65     {
  66       /* no conn_obj; use standard connect */
  67       gpointer data = NULL;
  68
  69       data = user_data;
  70
  71       if (conn_after)
  72       {
  73         g_signal_connect_after
  74           (obj, signal_name,
  75            handler_func, data);
  76       }
  77       else
  78       {
  79         g_signal_connect
  80           (obj, signal_name,
  81            handler_func, data);
  82       }
  83     }
  84   }
  85   else
  86   {
  87     g_warning("callback function not found: %s", cb_name);
  88   }
  89 }
  90
  91 GtkWidget *
  92 construct_glade_widget(
  93   const gchar * id)
  94 {
  95   gchar * glade_filename;
  96   GtkWidget * widget;
  97
  98   if (xml == NULL)
  99   {
 100     glade_filename = path_get_data_filename("mediadatabase.glade");
 101     if (glade_filename == NULL)
 102     {
 103       g_warning("Cannot find glade UI description file.");
 104       exit(1);
 105     }
 106
 107     /* load the interface */
 108     xml = glade_xml_new(glade_filename, id, NULL);
 109
 110     g_free(glade_filename);
 111   }
 112
 113   widget = glade_xml_get_widget(xml, id);
 114
 115   /* connect the signals in the interface */
 116   glade_xml_signal_autoconnect_full(
 117     xml,
 118     (GladeXMLConnectFunc)glade_signal_connect_func,
 119     widget);
 120
 121   return widget;
 122 }
 123
 124 GtkWidget *
 125 get_glade_widget(
 126   const gchar * id)
 127 {
 128   return glade_xml_get_widget(
 129     xml,
 130     id);
 131 }
 132
 133 /*****************************************************************************
 134  *
 135  * Modifications log:
 136  *
 137  * !!! WARNING !!! Following lines are automatically updated by the CVS system.
 138  *
 139  *   $Log: glade.c,v $
 140  *   Revision 1.1  2005/02/18 02:13:35  nedko
 141  *   libglade helpers.
 142  *
 143  *****************************************************************************/