mirror of
https://github.com/VCMP-SqMod/SqMod.git
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4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
144 lines
4.1 KiB
C++
144 lines
4.1 KiB
C++
//
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// MutationEvent.h
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//
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// Library: XML
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// Package: DOM
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// Module: DOMEvents
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//
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// Definition of the DOM MutationEvent class.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef DOM_MutationEvent_INCLUDED
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#define DOM_MutationEvent_INCLUDED
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#include "Poco/XML/XML.h"
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#include "Poco/DOM/Event.h"
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namespace Poco {
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namespace XML {
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class Node;
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class XML_API MutationEvent: public Event
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/// The MutationEvent interface provides specific contextual
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/// information associated with Mutation events.
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{
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public:
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enum AttrChangeType
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{
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MODIFICATION = 1, /// The Attr was modified in place.
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ADDITION = 2, /// The Attr was just added.
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REMOVAL = 3 /// The Attr was just removed.
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};
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Node* relatedNode() const;
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/// relatedNode is used to identify a secondary node related to a mutation
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/// event. For example, if a mutation event is dispatched
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/// to a node indicating that its parent has changed, the relatedNode is the
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/// changed parent. If an event is instead dispatched to a
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/// subtree indicating a node was changed within it, the relatedNode is
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/// the changed node. In the case of the DOMAttrModified
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/// event it indicates the Attr node which was modified, added, or removed.
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const XMLString& prevValue() const;
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/// prevValue indicates the previous value of the Attr node in DOMAttrModified
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/// events, and of the CharacterData node in DOMCharDataModified events.
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const XMLString& newValue() const;
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/// newValue indicates the new value of the Attr node in DOMAttrModified
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/// events, and of the CharacterData node in DOMCharDataModified events.
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const XMLString& attrName() const;
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/// attrName indicates the name of the changed Attr node in a DOMAttrModified event.
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AttrChangeType attrChange() const;
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/// attrChange indicates the type of change which triggered the
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/// DOMAttrModified event. The values can be MODIFICATION,
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/// ADDITION, or REMOVAL.
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void initMutationEvent(const XMLString& type, bool canBubble, bool cancelable, Node* relatedNode,
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const XMLString& prevValue, const XMLString& newValue, const XMLString& attrName, AttrChangeType change);
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/// The initMutationEvent method is used to initialize the value of a
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/// MutationEvent created through the DocumentEvent
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/// interface. This method may only be called before the MutationEvent
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/// has been dispatched via the dispatchEvent method,
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/// though it may be called multiple times during that phase if
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/// necessary. If called multiple times, the final invocation takes
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/// precedence.
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// Event Types
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static const XMLString DOMSubtreeModified;
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static const XMLString DOMNodeInserted;
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static const XMLString DOMNodeRemoved;
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static const XMLString DOMNodeRemovedFromDocument;
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static const XMLString DOMNodeInsertedIntoDocument;
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static const XMLString DOMAttrModified;
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static const XMLString DOMCharacterDataModified;
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protected:
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MutationEvent(Document* pOwnerDocument, const XMLString& type);
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MutationEvent(Document* pOwnerDocument, const XMLString& type, EventTarget* pTarget, bool canBubble, bool cancelable, Node* relatedNode);
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MutationEvent(Document* pOwnerDocument, const XMLString& type, EventTarget* pTarget, bool canBubble, bool cancelable, Node* relatedNode,
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const XMLString& prevValue, const XMLString& newValue, const XMLString& attrName, AttrChangeType change);
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~MutationEvent();
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private:
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XMLString _prevValue;
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XMLString _newValue;
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XMLString _attrName;
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AttrChangeType _change;
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Node* _pRelatedNode;
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friend class AbstractNode;
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friend class Document;
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};
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//
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// inlines
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//
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inline Node* MutationEvent::relatedNode() const
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{
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return _pRelatedNode;
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}
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inline const XMLString& MutationEvent::prevValue() const
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{
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return _prevValue;
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}
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inline const XMLString& MutationEvent::newValue() const
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{
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return _newValue;
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}
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inline const XMLString& MutationEvent::attrName() const
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{
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return _attrName;
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}
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inline MutationEvent::AttrChangeType MutationEvent::attrChange() const
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{
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return _change;
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}
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} } // namespace Poco::XML
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#endif // DOM_MutationEvent_INCLUDED
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