21855b71d2
git-svn-id: svn://localhost/ardour2/branches/3.0@7684 d708f5d6-7413-0410-9779-e7cbd77b26cf
80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
/*
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Copyright (C) 2010 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __pbd_property_list_h__
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#define __pbd_property_list_h__
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#include <map>
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#include "pbd/property_basics.h"
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class XMLNode;
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namespace PBD {
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/** A list of properties, mapped using their ID */
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class PropertyList : public std::map<PropertyID, PropertyBase*>
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{
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public:
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PropertyList ();
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PropertyList (PropertyList const &);
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virtual ~PropertyList();
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void get_changes_as_xml (XMLNode *);
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void invert ();
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/** Add a property (of some kind) to the list. Used when
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constructing PropertyLists that describe a change/operation.
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*/
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bool add (PropertyBase* prop);
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/* Code that is constructing a property list for use
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* in setting the state of an object uses this.
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*
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* Defined below, once we have Property<T>
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*/
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template<typename T, typename V> bool add (PropertyDescriptor<T> pid, const V& v);
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protected:
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bool _property_owner;
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};
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/** A variant of PropertyList that does not delete its
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* property list in its destructor. Objects with their
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* own Properties store them in an OwnedPropertyList
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* to avoid having them deleted at the wrong time.
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*/
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class OwnedPropertyList : public PropertyList
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{
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public:
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OwnedPropertyList();
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/* Classes that own property lists use this to add their
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* property members to their plists. Note that it takes
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* a reference argument rather than a pointer like
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* one of the add() methods in PropertyList.
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*/
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bool add (PropertyBase& p);
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};
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}
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#endif /* __pbd_property_list_h__ */
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