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Diffstat (limited to 'src/client/ObjectModel.hpp')
| -rw-r--r-- | src/client/ObjectModel.hpp | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/client/ObjectModel.hpp b/src/client/ObjectModel.hpp new file mode 100644 index 00000000..11cc87a4 --- /dev/null +++ b/src/client/ObjectModel.hpp @@ -0,0 +1,115 @@ +/* This file is part of Ingen. + * Copyright (C) 2007 Dave Robillard <http://drobilla.net> + * + * Ingen 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. + * + * Ingen 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 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., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef OBJECTMODEL_H +#define OBJECTMODEL_H + +#include <cstdlib> +#include <iostream> +#include <string> +#include <algorithm> +#include <cassert> +#include <boost/utility.hpp> +#include <sigc++/sigc++.h> +#include <raul/Atom.hpp> +#include <raul/Path.hpp> +#include <raul/SharedPtr.hpp> +#include <raul/PathTable.hpp> +#include "interface/GraphObject.hpp" + +using Raul::PathTable; +using std::string; +using Raul::Atom; +using Raul::Path; +using Raul::Symbol; + +namespace Ingen { +namespace Client { + +class ClientStore; + + +/** Base class for all GraphObject models (NodeModel, PatchModel, PortModel). + * + * There are no non-const public methods intentionally, models are not allowed + * to be manipulated directly by anything (but the Store) because of the + * asynchronous nature of engine control. To change something, use the + * controller (which the model probably shouldn't have a reference to but oh + * well, it reduces Collection Hell) and wait for the result (as a signal + * from this Model). + * + * \ingroup IngenClient + */ +class ObjectModel : virtual public Ingen::Shared::GraphObject +{ +public: + virtual ~ObjectModel(); + + const Atom& get_variable(const string& key) const; + Atom& get_variable( string& key); + const Atom& get_property(const string& key) const; + Atom& get_property(const string& key); + + virtual void set_variable(const string& key, const Atom& value) + { _variables[key] = value; signal_variable.emit(key, value); } + + virtual void set_property(const string& key, const Atom& value) + { _properties[key] = value; signal_property.emit(key, value); } + + const Variables& variables() const { return _variables; } + const Properties& properties() const { return _properties; } + Variables& variables() { return _variables; } + Properties& properties() { return _properties; } + const Path path() const { return _path; } + const Symbol symbol() const { return _path.name(); } + SharedPtr<ObjectModel> parent() const { return _parent; } + bool polyphonic() const; + + GraphObject* graph_parent() const { return _parent.get(); } + + // Signals + sigc::signal<void, SharedPtr<ObjectModel> > signal_new_child; + sigc::signal<void, SharedPtr<ObjectModel> > signal_removed_child; + sigc::signal<void, const string&, const Atom&> signal_variable; + sigc::signal<void, const string&, const Atom&> signal_property; + sigc::signal<void> signal_destroyed; + sigc::signal<void> signal_renamed; + +protected: + friend class ClientStore; + + ObjectModel(const Path& path); + + virtual void set_path(const Path& p) { _path = p; signal_renamed.emit(); } + virtual void set_parent(SharedPtr<ObjectModel> p) { assert(p); _parent = p; } + virtual void add_child(SharedPtr<ObjectModel> c) {} + virtual bool remove_child(SharedPtr<ObjectModel> c) { return true; } + + virtual void set(SharedPtr<ObjectModel> model); + + Path _path; + SharedPtr<ObjectModel> _parent; + + Variables _variables; + Properties _properties; +}; + + +} // namespace Client +} // namespace Ingen + +#endif // OBJECTMODEL_H |