// -*- Mode: C++; c-basic-offset: 4  -*-
/* $Id: entry.hg,v 1.4 2002/12/10 23:26:01 murrayc Exp $ */

/* entry.hg
 * 
 * Copyright (C) 2000-2002 GConfmm Development Team
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the Free
 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <gconfmm/value.h>
#include <gconfmm/schema.h>

_DEFS(gconfmm,gconf)

extern "C" {
  typedef struct _GConfEntry GConfEntry;
}

namespace Gnome
{

namespace Conf
{

/** An Entry stores an entry from a GConf "directory", including a 
 * key-value pair, the name of the Schema applicable to this entry, 
 * whether the value is a default value, and whether GConf can write 
 * a new value at this key. The key should be an absolute key, not a relative key.
 */
class Entry
{
  _CLASS_OPAQUE_COPYABLE(Entry,GConfEntry,NONE,entry_copy,gconf_entry_free)
  _IGNORE(gconf_entry_free, gconf_entry_new, gconf_entry_new_nocopy)
  _IGNORE(gconf_entry_equal, gconf_entry_set_value_nocopy)
  _IGNORE(gconf_entry_steal_value)

public:
  /** Construct an Entry with the given @p key and @p value */
  Entry(const Glib::ustring& key, const Value& value);

  /** Set the Value of the entry. */
  _WRAP_METHOD(void set_value(const Value& val), gconf_entry_set_value)

  /** Set the Schema name of the entry. */
  _WRAP_METHOD(void set_schema_name(const Glib::ustring& val), gconf_entry_set_schema_name)

  /** Set whether the value has orginated from the default given in the Schema */
  _WRAP_METHOD(void set_is_default(bool is_default = true), gconf_entry_set_is_default)

  /** Set whether the given configuration key iw writeable. */
  _WRAP_METHOD(void set_is_writable(bool is_writable = true), gconf_entry_set_is_writable)

  /** Retrieve the value of the entry.
   * @return a copy the entry's value. */
  Value get_value() const;
  _IGNORE(gconf_entry_get_value)

  /** Retrieve the Schema name associated with the given entry */
  _WRAP_METHOD(Glib::ustring get_schema_name() const, gconf_entry_get_schema_name)

  /* Retrieve the configuration key this entry points to */
  _WRAP_METHOD(Glib::ustring get_key() const, gconf_entry_get_key)

  /* Retrieve wether this Entry contains the default value, as defined in the Schema. */
  _WRAP_METHOD(bool get_is_default() const, gconf_entry_get_is_default)

  /* Get the writeable status of the configuration key of this entry. */
  _WRAP_METHOD(bool get_is_writable() const, gconf_entry_get_is_writable)

private:
  static GConfEntry* entry_copy(const GConfEntry*);
};

} /* namespace Conf */
} /* namespace Gnome */


#ifndef DOXYGEN_SHOULD_SKIP_THIS
namespace Glib
{
namespace Container_Helpers
{

template<>
struct TypeTraits<Gnome::Conf::Entry> 
{
    typedef Gnome::Conf::Entry CppType;
    typedef const GConfEntry* CType;
    typedef GConfEntry* CTypeNonConst;
    
    static CType   to_c_type      (const CppType& item) { return item.gobj(); }
    static CType   to_c_type      (const CType&   item) { return item; }
    static CppType to_cpp_type    (const CType&   item) { return Gnome::Conf::Entry(const_cast<CTypeNonConst>(item)); }
    static void    release_c_type (const CType&)        {}
};

} // Namespace Container_Helpers
} // namespace Glib
#endif // DOXYGEN_SHOULD_SKIP_THIS