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-/*************************************************************************
- *
- * 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: valuenode.hxx,v $
- * $Revision: 1.32 $
- *
- * 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 _CONFIGMGR_TREE_VALUENODE_HXX
-#define _CONFIGMGR_TREE_VALUENODE_HXX
-
-#include "attributes.hxx"
-#include "anypair.hxx"
-#include <com/sun/star/uno/Any.h>
-#include <rtl/ustring.hxx>
-
-#include <string.h>
-#ifndef INCLUDED_MEMORY
-#include <memory>
-#define INCLUDED_MEMORY
-#endif
-
-namespace configmgr
-{
-
- namespace css = com::sun::star;
- namespace uno = css::uno;
-
- class INode;
- class ISubtree;
- class ValueNode;
-
- // helper (tag) class
- namespace treeop { struct NoChildCopy {}; struct DeepChildCopy {}; enum { ALL_LEVELS = -1 }; }
- //==========================================================================
- //= Visitors
- //==========================================================================
- struct NodeAction
- {
- virtual void handle(ValueNode const&) = 0;
- virtual void handle(ISubtree const&) = 0;
-
- void applyToNode(INode const&);
- void applyToChildren(ISubtree const&);
- protected:
- virtual ~NodeAction() {}
- };
-
- struct NodeModification
- {
- virtual void handle(ValueNode&) = 0;
- virtual void handle(ISubtree&) = 0;
-
- void applyToNode(INode&);
- void applyToChildren(ISubtree&);
- protected:
- virtual ~NodeModification() {}
- };
-
- class INode
- {
- rtl::OUString m_aName;
- node::Attributes m_aAttributes;
-
- protected:
- INode(){}
-
- void markAsDefault(bool _bDefault = true)
- {
- m_aAttributes.markAsDefault(_bDefault);
- }
- public:
- explicit
- INode(rtl::OUString const& aName, node::Attributes);
-
- virtual ~INode();
-
- virtual std::auto_ptr<INode> clone() const = 0;
- public:
-
- const rtl::OUString& getName() const { return m_aName; }
- node::Attributes getAttributes() const { return m_aAttributes; }
-
- bool isDefault() const { return m_aAttributes.isDefault(); }
- bool isLocalized() const { return m_aAttributes.isLocalized(); }
-
- void modifyState(node::State _eNewState);
- void modifyAccess(node::Access _aAccessLevel);
- void markMandatory();
- void markRemovable();
- void promoteAccessToDefault();
-
- // to be used with caution. If the node is referenced from somewhere else under it's old name,
- // you may have problems with this inconsistence
- void setName(const rtl::OUString& _rNewName) { m_aName = _rNewName; }
-
- virtual ValueNode* asValueNode();
- virtual ValueNode const* asValueNode() const;
- virtual ISubtree* asISubtree();
- virtual ISubtree const* asISubtree() const;
-
- // double dispatch support
- virtual void dispatch(NodeAction&) const = 0;
- virtual void dispatch(NodeModification&) = 0;
- };
-
-// -----------------------------------------------------------------------------
-
- //==========================================================================
- //= ISubtree
- //==========================================================================
- class ISubtree : public INode
- {
- sal_Int16 m_nLevel; /// determines if everything is read
- sal_Int16 m_nDefaultLevels; /// determines if defaults are read
- rtl::OUString m_sId;
- rtl::OUString m_sTemplateName; /// path of the template for child instantiation
- rtl::OUString m_sTemplateModule; /// module of the template for child instantiation
-
- virtual INode* doGetChild(rtl::OUString const& name) const = 0;
-
- protected:
- ISubtree():m_nLevel(0){}
-
- ISubtree(ISubtree const& other)
- :INode(other)
- ,m_nLevel(other.m_nLevel)
- ,m_nDefaultLevels(other.m_nDefaultLevels)
- ,m_sId() // do not copy ID while cloning !
- ,m_sTemplateName(other.m_sTemplateName)
- ,m_sTemplateModule(other.m_sTemplateModule)
- {}
-
- public:
- // Ctor for group trees
- ISubtree(const rtl::OUString& aName, const node::Attributes& _rAttrs)
- :INode(aName, _rAttrs)
- ,m_nLevel(0)
- ,m_nDefaultLevels(0)
- {}
-
- // Ctor for set trees
- ISubtree(const rtl::OUString& aName,
- const rtl::OUString& _rTemplateName,
- const rtl::OUString& _rTemplateModule,
- const node::Attributes& _rAttrs)
- :INode(aName, _rAttrs)
- ,m_nLevel(0)
- ,m_nDefaultLevels(0)
- ,m_sTemplateName(_rTemplateName)
- ,m_sTemplateModule(_rTemplateModule){}
-
- INode* getChild(rtl::OUString const& name) { return doGetChild(name); }
- INode const* getChild(rtl::OUString const& name) const { return doGetChild(name); }
-
- ISubtree* asISubtree();
- ISubtree const* asISubtree() const;
-
- using INode::markAsDefault;
-
- sal_Int16 getLevel() const { return m_nLevel; }
-
- void setLevels(sal_Int16 _nLevel,sal_Int16 _nDefaultsLevel);
-
- bool isSetNode() const { return m_sTemplateName.getLength() != 0; }
-
- void makeSetNode(rtl::OUString const& _sTemplateName, rtl::OUString const& _sTemplateModule)
- { m_sTemplateName = _sTemplateName; m_sTemplateModule = _sTemplateModule; }
-
- rtl::OUString const& getElementTemplateName() const { return m_sTemplateName; }
- rtl::OUString const& getElementTemplateModule() const { return m_sTemplateModule; }
-
- virtual INode* addChild(std::auto_ptr<INode> node) =0; // takes ownership
- virtual ::std::auto_ptr<INode> removeChild(rtl::OUString const& name) =0; // releases ownership
-
- // Iteration support, stop if (action returns true)
- virtual void forEachChild(NodeAction& anAction) const = 0;
- virtual void forEachChild(NodeModification& anAction) = 0;
-
- // double dispatch support
- virtual void dispatch(NodeAction& anAction) const { anAction.handle(*this); }
- virtual void dispatch(NodeModification& anAction) { anAction.handle(*this); }
- };
-
- //==========================================================================
- //= ValueNode
- //==========================================================================
- class ValueNode : public INode
- {
- AnyPair m_aValuePair;
- // uno::Type m_aType;
- // uno::Any m_aValue;
- // uno::Any m_aDefaultValue;
-
- public:
- //ValueNode(){}
-
- //explicit ValueNode(node::Attributes _aAttrs):INode(_aAttrs){}
-
- /*
- ValueNode(rtl::OUString const& aName, node::Attributes _aAttrs)
- : INode(aName, _aAttrs)
- , m_aValuePair()
- {}
- */
- ValueNode(rtl::OUString const& aName,uno::Type const& aType, node::Attributes _aAttrs)
- : INode(aName, _aAttrs)
- , m_aValuePair(aType)
- {
- }
- ValueNode(rtl::OUString const& aName,uno::Any const& anAny, node::Attributes _aAttrs)
- : INode(aName, _aAttrs)
- , m_aValuePair(anAny, selectMember(_aAttrs.isDefault()))
- {
- }
- ValueNode(rtl::OUString const& aName,uno::Any const& anAny,uno::Any const& aDefault, node::Attributes _aAttrs)
- : INode(aName, _aAttrs)
- , m_aValuePair(anAny, aDefault)
- {
- }
-
- bool isEmpty() const {return m_aValuePair.isEmpty();}
- bool isValid() const {return !m_aValuePair.isEmpty();}
-
- bool isNull() const {return m_aValuePair.isNull();}
- bool hasUsableDefault() const {return getAttributes().isNullable() || m_aValuePair.hasSecond();}
-
- uno::Type getValueType() const {return m_aValuePair.getValueType();}
- uno::Any getValue() const {return m_aValuePair.getValue( selectMember(this->isDefault()) );}
- uno::Any getUserValue() const {return m_aValuePair.getFirst();}
- uno::Any getDefault() const {return m_aValuePair.getSecond();}
-
- bool setValueType(uno::Type const& _aType);
- bool setValue(uno::Any const& _aValue);
- void setDefault();
-
- bool changeDefault(uno::Any const& _aValue);
- void promoteToDefault();
-
- virtual std::auto_ptr<INode> clone() const;
-
- ValueNode* asValueNode();
- ValueNode const* asValueNode() const;
- // double dispatch support
- virtual void dispatch(NodeAction& anAction) const { anAction.handle(*this); }
- virtual void dispatch(NodeModification& anAction) { anAction.handle(*this); }
-
- private:
- static AnyPair::SelectMember selectValue() { return AnyPair::SELECT_FIRST; }
- static AnyPair::SelectMember selectDeflt() { return AnyPair::SELECT_SECOND; }
- static AnyPair::SelectMember selectMember(bool bDeflt)
- { return bDeflt ? AnyPair::SELECT_SECOND : AnyPair::SELECT_FIRST; }
- };
- //==========================================================================
-
- extern bool isLocalizedValueSet(ISubtree const& _aSubtree);
-
- //==========================================================================
- //= inlines
- //==========================================================================
- inline void NodeAction::applyToNode(INode const& aNode)
- { aNode.dispatch(*this); }
- inline void NodeAction::applyToChildren(ISubtree const& aSubtree)
- { aSubtree.forEachChild(*this); }
-
- inline void NodeModification::applyToNode(INode& aNode)
- { aNode.dispatch(*this); }
- inline void NodeModification::applyToChildren(ISubtree& aSubtree)
- { aSubtree.forEachChild(*this); }
-
-
-} // namespace configmgr
-
-#endif
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