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-/*
- This file is part of Ingen.
- Copyright 2007-2015 David Robillard <http://drobilla.net/>
-
- Ingen is free software: you can redistribute it and/or modify it under the
- terms of the GNU Affero General Public License as published by the Free
- Software Foundation, either version 3 of the License, or 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 Affero General Public License for details.
-
- You should have received a copy of the GNU Affero General Public License
- along with Ingen. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef INGEN_CLIENT_PLUGINUI_HPP
-#define INGEN_CLIENT_PLUGINUI_HPP
-
-#include <set>
-
-#include "ingen/LV2Features.hpp"
-#include "ingen/ingen.h"
-#include "ingen/types.hpp"
-#include "lilv/lilv.h"
-#include "suil/suil.h"
-
-namespace Ingen {
-
-class Interface;
-class World;
-
-namespace Client {
-
-class BlockModel;
-
-/** Custom user interface for a plugin.
- *
- * @ingroup IngenClient
- */
-class INGEN_API PluginUI {
-public:
- ~PluginUI();
-
- /** Create a UI for the given block and plugin.
- *
- * This does not actually instantiate the UI itself, so signals can be
- * connected first. The caller should connect to signal_property_changed,
- * then call instantiate().
- */
- static SPtr<PluginUI> create(Ingen::World* world,
- SPtr<const BlockModel> block,
- const LilvPlugin* plugin);
-
- /** Instantiate the UI.
- *
- * If true is returned, instantiation was successfull and the widget can be
- * obtained with get_widget(). Otherwise, instantiation failed, so there is
- * no widget and the UI can not be used.
- */
- bool instantiate();
- bool instantiated () { return _instance != nullptr; }
-
- SuilWidget get_widget();
-
- void port_event(uint32_t port_index,
- uint32_t buffer_size,
- uint32_t format,
- const void* buffer);
-
- bool is_resizable() const;
-
- /** Signal emitted when the UI sets a property.
- *
- * The application must connect to this signal to communicate with the
- * engine and/or update itself as necessary.
- */
- INGEN_SIGNAL(property_changed, void,
- const URI&, // Subject
- const URI&, // Predicate
- const Atom&, // Object
- Resource::Graph); // Context
-
- Ingen::World* world() const { return _world; }
- SPtr<const BlockModel> block() const { return _block; }
-
-private:
- PluginUI(Ingen::World* world,
- SPtr<const BlockModel> block,
- LilvUIs* uis,
- const LilvUI* ui,
- const LilvNode* ui_type);
-
- Ingen::World* _world;
- SPtr<const BlockModel> _block;
- SuilInstance* _instance;
- LilvUIs* _uis;
- const LilvUI* _ui;
- LilvNode* _ui_node;
- LilvNode* _ui_type;
- std::set<uint32_t> _subscribed_ports;
-
- static SuilHost* ui_host;
-
- SPtr<LV2Features::FeatureArray> _features;
-};
-
-} // namespace Client
-} // namespace Ingen
-
-#endif // INGEN_CLIENT_PLUGINUI_HPP