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remove empty sigc++2 directory

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git-svn-id: svn://localhost/ardour2/branches/3.0@3432 d708f5d6-7413-0410-9779-e7cbd77b26cf
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Doug McLain 2008-06-02 05:02:28 +00:00
parent 2f3f697bb8
commit 9c0d7d72d7
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145
libs/glibmm2/glib/glibmm/value_custom.cc
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@ -1,145 +0,0 @@
// -*- c++ -*-
/* $Id: value_custom.cc 260 2006-04-12 08:12:12Z murrayc $ */
/* Copyright 2002 The gtkmm 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 <glibmm/value.h>
#include <glibmm/utility.h>
#include <glib.h>
namespace
{
static void warn_already_registered(const char* location, const std::string& full_name)
{
g_warning("file %s: (%s): The type name `%s' has been registered already.\n"
"This is not supposed to happen -- please send a mail with detailed "
"information about your platform to gtkmm-list@gnome.org. Thanks.\n",
__FILE__, location, full_name.c_str());
}
} // anonymous namespace
namespace Glib
{
GType custom_boxed_type_register(const char* type_name,
ValueInitFunc init_func,
ValueFreeFunc free_func,
ValueCopyFunc copy_func)
{
std::string full_name ("glibmm__CustomBoxed_");
Glib::append_canonical_typename(full_name, type_name);
// Templates of the same type _might_ be duplicated when instantiated in
// multiple translation units -- I'm not sure whether this is true. If the
// static custom_type_ variable in Value<> is duplicated, then the type
// would be registered more than once.
//
// Lookup the type name to see whether this scenario actually happens.
// If this turns out to be common behaviour on some platform the warning
// should be removed.
if(const GType existing_type = g_type_from_name(full_name.c_str()))
{
warn_already_registered("Glib::custom_boxed_type_register", full_name);
return existing_type;
}
// Via GTypeValueTable, we can teach GValue how to instantiate,
// destroy, and copy arbitrary objects of the C++ type.
const GTypeValueTable value_table =
{
init_func,
free_func,
copy_func,
0, // value_peek_pointer
0, // collect_format
0, // collect_value
0, // lcopy_format
0, // lcopy_value
};
const GTypeInfo type_info =
{
0, // class_size
0, // base_init
0, // base_finalize
0, // class_init_func
0, // class_finalize
0, // class_data
0, // instance_size
0, // n_preallocs
0, // instance_init
&value_table,
};
// Don't use g_boxed_type_register_static(), because that wouldn't allow
// for a non-NULL default value. The implementation of g_boxed_copy() will
// use our custom GTypeValueTable automatically.
return g_type_register_static(G_TYPE_BOXED, full_name.c_str(), &type_info, GTypeFlags(0));
}
GType custom_pointer_type_register(const char* type_name)
{
std::string full_name ("glibmm__CustomPointer_");
Glib::append_canonical_typename(full_name, type_name);
// Templates of the same type _might_ be duplicated when instantiated in
// multiple translation units -- I'm not sure whether this is true. If the
// static custom_type variable in Value<>::value_type_() is duplicated, then
// the type would be registered more than once.
//
// Lookup the type name to see whether this scenario actually happens.
// If this turns out to be common behaviour on some platform the warning
// should be removed.
if(const GType existing_type = g_type_from_name(full_name.c_str()))
{
warn_already_registered("Glib::custom_pointer_type_register", full_name);
return existing_type;
}
const GTypeInfo type_info =
{
0, // class_size
0, // base_init
0, // base_finalize
0, // class_init_func
0, // class_finalize
0, // class_data
0, // instance_size
0, // n_preallocs
0, // instance_init
0, // value_table
};
// We could probably use g_pointer_type_register_static(), but I want
// to keep this function symmetric to custom_boxed_type_register(). Also,
// g_pointer_type_register_static() would lookup the type name once again.
return g_type_register_static(G_TYPE_POINTER, full_name.c_str(), &type_info, GTypeFlags(0));
}
} // namespace Glib