diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2010-03-02 00:00:00 +0000 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2010-03-02 00:00:00 +0000 |
commit | db8b575c30845bafc34b87bacd52129c95d1c478 (patch) | |
tree | 7a521b7795cc6cc4e41d717a0feabd1aefb83e1f /libs/pbd/pbd/property_list.h | |
parent | 3540594dc53137eb9e857f9e3c1309382a6d7bef (diff) |
the mega-properties/SequenceProperty patch. split is broken at present (right hand starts has start-in-source of zero)
git-svn-id: svn://localhost/ardour2/branches/3.0@6718 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/pbd/pbd/property_list.h')
-rw-r--r-- | libs/pbd/pbd/property_list.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/libs/pbd/pbd/property_list.h b/libs/pbd/pbd/property_list.h new file mode 100644 index 0000000000..af9d10b88f --- /dev/null +++ b/libs/pbd/pbd/property_list.h @@ -0,0 +1,75 @@ +/* + Copyright (C) 2010 Paul Davis + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#ifndef __pbd_property_list_h__ +#define __pbd_property_list_h__ + +#include <map> + +#include "pbd/property_basics.h" + +class XMLNode; + +namespace PBD { +class PropertyList : public std::map<PropertyID, PropertyBase*> +{ +public: + PropertyList(); + + virtual ~PropertyList(); + + void add_history_state (XMLNode* before); + + /** Add a property (of some kind) to the list. Used when + constructing PropertyList's that describe a change/operation. + */ + bool add (PropertyBase* prop); + + /* Code that is constructing a property list for use + * in setting the state of an object uses this. + * + * Defined below, once we have Property<T> + */ + template<typename T, typename V> bool add (PropertyDescriptor<T> pid, const V& v); + +protected: + bool _property_owner; +}; + +/** A variant of PropertyList that does not delete its + * property list in its destructor. Objects with their + * own Properties store them in an OwnedPropertyList + * to avoid having them deleted at the wrong time. + */ +class OwnedPropertyList : public PropertyList +{ +public: + OwnedPropertyList(); + + /* Classes that own property lists use this to add their + * property members to their plists. Note that it takes + * a reference argument rather than a pointer like + * one of the add() methods in PropertyList. + */ + bool add (PropertyBase& p); +}; + +} + +#endif /* __pbd_property_list_h__ */ |