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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef ADC_DISPLAY_OUT_NODE_HXX
#define ADC_DISPLAY_OUT_NODE_HXX
namespace output
{
/** @resp
Represents a tree of names where each node can have only one parent,
but a list of children.
@see Position
@see Tree
*/
class Node
{
public:
typedef std::vector< Node* > List;
typedef UINT32 relative_id;
// LIFECYCLE
enum E_NullObject { null_object };
Node();
explicit Node(
E_NullObject );
~Node();
// OPERATORS
bool operator==(
const Node & i_node ) const
{ return pParent == i_node.pParent AND sName == i_node.sName; }
bool operator!=(
const Node & i_node ) const
{ return NOT operator==(i_node); }
// OPERATIONS
/// Seek, and if not existent, create.
Node & Provide_Child(
const String & i_name );
/// Seek, and if not existent, create.
Node & Provide_Child(
const StringVector &
i_path )
{ return provide_Child(i_path.begin(), i_path.end()); }
// INQUIRY
intt Depth() const { return nDepth; }
const String & Name() const { return sName; }
/// @return Id of a namespace or class etc. this directory represents.
relative_id RelatedNameRoom() const { return nNameRoomId; }
/// @return No delimiter at start, with delimiter at end.
void Get_Path(
StreamStr & o_result,
intt i_maxDepth = -1 ) const;
void Get_Chain(
StringVector & o_result,
intt i_maxDepth = -1 ) const;
// ACCESS
void Set_RelatedNameRoom(
relative_id i_nNameRoomId )
{ nNameRoomId = i_nNameRoomId; }
Node * Parent() { return pParent; }
Node * Child(
const String & i_name )
{ return find_Child(i_name); }
List & Children() { return aChildren; }
/// @return a reference to a Node with Depth() == -1.
static Node & Null_();
private:
// Local
Node(
const String & i_name,
Node & i_parent );
Node * find_Child(
const String & i_name );
Node & add_Child(
const String & i_name );
Node & provide_Child(
StringVector::const_iterator
i_next,
StringVector::const_iterator
i_end );
// Data
String sName;
Node * pParent;
List aChildren;
intt nDepth;
relative_id nNameRoomId;
};
} // namespace output
#endif
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