office-gobmx/configmgr/source/inc/node.hxx
Rüdiger Timm fd7b7436fb INTEGRATION: CWS changefileheader (1.7.16); FILE MERGED
2008/04/01 12:27:24 thb 1.7.16.2: #i85898# Stripping all external header guards
2008/03/31 12:22:44 rt 1.7.16.1: #i87441# Change license header to LPGL v3.
2008-04-11 11:52:29 +00:00

228 lines
9 KiB
C++

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: node.hxx,v $
* $Revision: 1.8 $
*
* 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 INCLUDED_SHARABLE_NODE_HXX
#define INCLUDED_SHARABLE_NODE_HXX
#include "types.hxx"
#include "flags.hxx"
#include "anydata.hxx"
namespace configmgr
{
//-----------------------------------------------------------------------------
namespace uno = ::com::sun::star::uno;
//-----------------------------------------------------------------------------
namespace node { struct Attributes; }
//-----------------------------------------------------------------------------
namespace sharable
{
//-----------------------------------------------------------------------------
namespace Type = data::Type;
namespace Flags = data::Flags;
//-----------------------------------------------------------------------------
struct TreeFragment;
union Node;
//-----------------------------------------------------------------------------
struct NodeInfo
{
Name name;
Offset parent; // always counts backwards
Flags::Field flags;
Type ::Field type; // contains discriminator for union
rtl::OUString getName() const;
node::Attributes getNodeInfoAttributes() const;
bool isDefault() const;
bool isLocalized() const;
void markAsDefault(bool bDefault = true);
};
//-----------------------------------------------------------------------------
struct BasicNode // common initial sequence of union Node members
{
NodeInfo info;
};
//-----------------------------------------------------------------------------
struct GroupNode
{
NodeInfo info;
Offset numDescendants; // = number of descendants
bool hasDefaultsAvailable() const;
Node * getFirstChild();
Node * getNextChild(Node * _pChild);
Node const * getFirstChild() const;
Node const * getNextChild(Node const * _pChild) const;
};
//-----------------------------------------------------------------------------
typedef sal_uInt8 * SetElementAddress;
struct SetNode
{
NodeInfo info;
SetElementAddress elementType; // points to template [MM:SetNode *?]
List elements; // points to first element (TreeFragmentHeader)
bool isLocalizedValue() const;
rtl::OUString getElementTemplateName() const;
rtl::OUString getElementTemplateModule() const;
TreeFragment const * getFirstElement() const;
TreeFragment const * getNextElement(TreeFragment const * _pElement) const;
// low-level helper for template data abstraction
static
SetElementAddress allocTemplateData(const rtl::OUString &rName,
const rtl::OUString &rModule);
static
SetElementAddress copyTemplateData(SetElementAddress _aTemplateData);
static
void releaseTemplateData(SetElementAddress _aTemplateData);
};
//-----------------------------------------------------------------------------
struct ValueNode
{
NodeInfo info;
AnyData value;
AnyData defaultValue;
bool isEmpty() const;
bool isNull() const;
bool hasUsableDefault() const;
uno::Any getValue() const;
uno::Type getValueType() const;
uno::Any getUserValue() const;
uno::Any getDefaultValue() const;
};
//-----------------------------------------------------------------------------
// TODO: optimized representation of localized values (now as set; mapping locale->element-name)
// TODO (?): better representation of sets of values
//-----------------------------------------------------------------------------
union Node
{
BasicNode node;
GroupNode group;
SetNode set;
ValueNode value;
// info access
bool isNamed(rtl::OUString const & _aName) const;
rtl::OUString getName() const;
node::Attributes getAttributes() const;
bool isDefault() const;
bool isLocalized() const;
// type checks
bool isGroup() const { return typeIs (Type::nodetype_group); }
bool isSet() const { return typeIs (Type::nodetype_set); }
bool isValue() const { return typeIs (Type::nodetype_value); }
// checked access
inline GroupNode * groupData();
inline GroupNode const * groupData() const;
inline SetNode * setData();
inline SetNode const * setData() const;
inline ValueNode * valueData();
inline ValueNode const * valueData() const;
// navigation
bool isFragmentRoot() const;
Node * getParentNode();
Node const * getParentNode() const;
TreeFragment * getTreeFragment();
TreeFragment const * getTreeFragment() const;
private:
bool typeIs(Type::Type eType) const
{ return (node.info.type & Type::mask_nodetype) == eType; }
};
//-----------------------------------------------------------------------------
inline GroupNode * Node::groupData()
{ return isGroup() ? &this->group : NULL; }
inline GroupNode const * Node::groupData() const
{ return isGroup() ? &this->group : NULL; }
inline SetNode * Node::setData()
{ return isSet() ? &this->set : NULL; }
inline SetNode const * Node::setData() const
{ return isSet() ? &this->set : NULL; }
inline ValueNode * Node::valueData()
{ return isValue() ? &this->value : NULL; }
inline ValueNode const * Node::valueData() const
{ return isValue() ? &this->value : NULL; }
inline Node * node(ValueNode * pNode)
{ return reinterpret_cast<Node*>(pNode); }
inline Node * node(GroupNode * pNode)
{ return reinterpret_cast<Node*>(pNode); }
inline Node * node(SetNode * pNode)
{ return reinterpret_cast<Node*>(pNode); }
inline Node const * node(ValueNode const* pNode)
{ return reinterpret_cast<Node const*>(pNode); }
inline Node const * node(GroupNode const* pNode)
{ return reinterpret_cast<Node const*>(pNode); }
inline Node const * node(SetNode const* pNode)
{ return reinterpret_cast<Node const*>(pNode); }
//-----------------------------------------------------------------------------
inline Node & node(ValueNode & pNode)
{ return reinterpret_cast<Node&>(pNode); }
inline Node & node(GroupNode & pNode)
{ return reinterpret_cast<Node&>(pNode); }
inline Node & node(SetNode & pNode)
{ return reinterpret_cast<Node&>(pNode); }
inline Node const & node(ValueNode const& pNode)
{ return reinterpret_cast<Node const&>(pNode); }
inline Node const & node(GroupNode const& pNode)
{ return reinterpret_cast<Node const&>(pNode); }
inline Node const & node(SetNode const& pNode)
{ return reinterpret_cast<Node const&>(pNode); }
//-----------------------------------------------------------------------------
}
namespace data {
typedef sharable::Node * NodeAddress;
typedef sharable::ValueNode * ValueNodeAddress;
typedef sharable::GroupNode * GroupNodeAddress;
typedef sharable::SetNode * SetNodeAddress;
}
//-----------------------------------------------------------------------------
}
#endif // INCLUDED_SHARABLE_NODE_HXX