2 Copyright (C) 2008-2012 Paul Davis
3 Author: David Robillard
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __ardour_lv2_plugin_ui_h__
21 #define __ardour_lv2_plugin_ui_h__
24 #include "gtk2ardour-config.h"
32 #include <gtkmm/widget.h>
33 #include <sigc++/signal.h>
35 #include "ardour_dialog.h"
36 #include "ardour/types.h"
37 #include "plugin_ui.h"
40 #include "ardour/plugin_insert.h"
42 #include "lv2_external_ui.h"
44 #include "lv2/lv2plug.in/ns/extensions/ui/ui.h"
46 typedef struct _LV2UI_Request_Parameter {
47 LV2UI_Feature_Handle handle;
48 uint32_t (*request)(LV2UI_Feature_Handle handle, LV2_URID key);
49 }LV2UI_Request_Parameter;
57 class LV2PluginUI : public PlugUIBase, public Gtk::VBox
60 LV2PluginUI (boost::shared_ptr<ARDOUR::PluginInsert>,
61 boost::shared_ptr<ARDOUR::LV2Plugin>);
64 gint get_preferred_height ();
65 gint get_preferred_width ();
68 bool start_updating(GdkEventAny*);
69 bool stop_updating(GdkEventAny*);
71 int package (Gtk::Window&);
76 void control_changed (uint32_t);
78 typedef boost::shared_ptr<ARDOUR::AutomationControl> ControllableRef;
80 boost::shared_ptr<ARDOUR::PluginInsert> _pi;
81 boost::shared_ptr<ARDOUR::LV2Plugin> _lv2;
82 std::vector<int> _output_ports;
83 sigc::connection _screen_update_connection;
84 sigc::connection _message_update_connection;
85 Gtk::Widget* _gui_widget;
86 /** a box containing the focus, bypass, delete, save / add preset buttons etc. */
87 Gtk::HBox _ardour_buttons_box;
88 float* _values_last_sent_to_ui;
89 std::vector<ControllableRef> _controllables;
90 struct lv2_external_ui_host _external_ui_host;
91 LV2_Feature _external_ui_feature;
92 LV2_Feature _external_kxui_feature;
93 LV2UI_Request_Parameter _lv2ui_request_paramater;
94 LV2_Feature _lv2ui_request_feature;
95 struct lv2_external_ui* _external_ui_ptr;
96 LV2_Feature _parent_feature;
97 Gtk::Window* _win_ptr;
99 typedef std::set<uint32_t> Updates;
102 static void on_external_ui_closed(void* controller);
104 static void write_from_ui(void* controller,
106 uint32_t buffer_size,
110 static void write_to_ui(void* controller,
112 uint32_t buffer_size,
116 static uint32_t port_index(void* controller, const char* symbol);
118 static void touch(void* controller,
122 static uint32_t request_parameter (void* handle, LV2_URID key);
124 void update_timeout();
126 void lv2ui_instantiate(const std::string& title);
129 void parameter_update(uint32_t, float);
130 bool configure_handler (GdkEventConfigure*);
131 void save_plugin_setting ();
132 void output_update();
133 void queue_port_update();
134 bool is_update_wanted(uint32_t index);
136 virtual bool on_window_show(const std::string& title);
137 virtual void on_window_hide();
140 #endif // LV2_SUPPORT
142 #endif /* __ardour_lv2_plugin_ui_h__ */