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/* valainterfaceregisterfunction.vala
*
* Copyright (C) 2006-2007 Jürg Billeter, Raffaele Sandrini
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author:
* Jürg Billeter <j@bitron.ch>
* Raffaele Sandrini <rasa@gmx.ch>
*/
using GLib;
/**
* C function to register an interface at runtime.
*/
public class Vala.InterfaceRegisterFunction : TypeRegisterFunction {
/**
* Specifies the interface to be registered.
*/
public Interface! interface_reference { get; set construct; }
public InterfaceRegisterFunction (Interface! iface) {
interface_reference = iface;
}
public override DataType! get_type_declaration () {
return interface_reference;
}
public override ref string! get_type_struct_name () {
return interface_reference.get_type_cname ();
}
public override ref string! get_base_init_func_name () {
return "%s_base_init".printf (interface_reference.get_lower_case_cname (null));
}
public override ref string! get_class_init_func_name () {
return "NULL";
}
public override ref string! get_instance_struct_size () {
return "0";
}
public override ref string! get_instance_init_func_name () {
return "NULL";
}
public override ref string! get_parent_type_name () {
return "G_TYPE_INTERFACE";
}
public override ref CCodeFragment! get_type_interface_init_statements () {
var frag = new CCodeFragment ();
/* register all prerequisites */
foreach (TypeReference prereq_ref in interface_reference.get_prerequisites ()) {
var prereq = prereq_ref.data_type;
var func = new CCodeFunctionCall (new CCodeIdentifier ("g_type_interface_add_prerequisite"));
func.add_argument (new CCodeIdentifier ("%s_type_id".printf (interface_reference.get_lower_case_cname (null))));
func.add_argument (new CCodeIdentifier (prereq.get_type_id()));
frag.append (new CCodeExpressionStatement (func));
}
return frag;
}
}
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