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 #include "ardour/lv2_plugin.h"
21 #include "ardour/session.h"
22 #include "pbd/error.h"
24 #include "ardour_ui.h"
25 #include "lv2_plugin_ui.h"
27 #include "lv2/lv2plug.in/ns/extensions/ui/ui.h"
29 #include <lilv/lilv.h>
30 #include <suil/suil.h>
34 using namespace ARDOUR;
38 #define NS_UI "http://lv2plug.in/ns/extensions/ui#"
40 static SuilHost* ui_host = NULL;
43 LV2PluginUI::write_from_ui(void* controller,
49 LV2PluginUI* me = (LV2PluginUI*)controller;
51 if (port_index >= me->_controllables.size()) {
55 boost::shared_ptr<AutomationControl> ac = me->_controllables[port_index];
57 ac->set_value(*(const float*)buffer);
59 } else if (format == me->_lv2->urids.atom_eventTransfer) {
61 const int cnt = me->_pi->get_count();
62 for (int i=0; i < cnt; i++ ) {
63 boost::shared_ptr<LV2Plugin> lv2i = boost::dynamic_pointer_cast<LV2Plugin> (me->_pi->plugin(i));
64 lv2i->write_from_ui(port_index, format, buffer_size, (const uint8_t*)buffer);
70 LV2PluginUI::write_to_ui(void* controller,
76 LV2PluginUI* me = (LV2PluginUI*)controller;
78 suil_instance_port_event((SuilInstance*)me->_inst,
79 port_index, buffer_size, format, buffer);
84 LV2PluginUI::port_index(void* controller, const char* symbol)
86 return ((LV2PluginUI*)controller)->_lv2->port_index(symbol);
90 LV2PluginUI::touch(void* controller,
94 LV2PluginUI* me = (LV2PluginUI*)controller;
95 if (port_index >= me->_controllables.size()) {
99 ControllableRef control = me->_controllables[port_index];
101 control->start_touch(control->session().transport_frame());
103 control->stop_touch(false, control->session().transport_frame());
108 LV2PluginUI::update_timeout()
110 _lv2->emit_to_ui(this, &LV2PluginUI::write_to_ui);
114 LV2PluginUI::on_external_ui_closed(void* controller)
116 //printf("LV2PluginUI::on_external_ui_closed\n");
117 LV2PluginUI* me = (LV2PluginUI*)controller;
118 me->_screen_update_connection.disconnect();
119 me->_external_ui_ptr = NULL;
123 LV2PluginUI::parameter_changed(uint32_t port_index, float val)
125 PlugUIBase::parameter_changed(port_index, val);
127 if (val != _values[port_index]) {
128 parameter_update(port_index, val);
133 LV2PluginUI::parameter_update(uint32_t port_index, float val)
139 suil_instance_port_event((SuilInstance*)_inst, port_index, 4, 0, &val);
140 _values[port_index] = val;
144 LV2PluginUI::start_updating(GdkEventAny*)
146 if (!_output_ports.empty()) {
147 _screen_update_connection.disconnect();
148 _screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect
149 (sigc::mem_fun(*this, &LV2PluginUI::output_update));
155 LV2PluginUI::stop_updating(GdkEventAny*)
157 //cout << "stop_updating" << endl;
159 if (!_output_ports.empty()) {
160 _screen_update_connection.disconnect();
166 LV2PluginUI::output_update()
168 //cout << "output_update" << endl;
169 if (_external_ui_ptr) {
170 LV2_EXTERNAL_UI_RUN(_external_ui_ptr);
171 if (_lv2->is_external_kx() && !_external_ui_ptr) {
172 // clean up external UI if it closes itself via
173 // on_external_ui_closed() during run()
174 //printf("LV2PluginUI::output_update -- UI was closed\n");
175 //_screen_update_connection.disconnect();
176 _message_update_connection.disconnect();
178 suil_instance_free((SuilInstance*)_inst);
181 _external_ui_ptr = NULL;
186 /* FIXME only works with control output ports (which is all we support now anyway) */
187 uint32_t nports = _output_ports.size();
188 for (uint32_t i = 0; i < nports; ++i) {
189 uint32_t index = _output_ports[i];
190 parameter_changed(index, _lv2->get_parameter(index));
195 LV2PluginUI::LV2PluginUI(boost::shared_ptr<PluginInsert> pi,
196 boost::shared_ptr<LV2Plugin> lv2p)
202 , _external_ui_ptr(NULL)
205 _ardour_buttons_box.set_spacing (6);
206 _ardour_buttons_box.set_border_width (6);
207 _ardour_buttons_box.pack_end (focus_button, false, false);
208 _ardour_buttons_box.pack_end (bypass_button, false, false, 10);
209 _ardour_buttons_box.pack_end (delete_button, false, false);
210 _ardour_buttons_box.pack_end (save_button, false, false);
211 _ardour_buttons_box.pack_end (add_button, false, false);
212 _ardour_buttons_box.pack_end (_preset_combo, false, false);
213 _ardour_buttons_box.pack_end (_preset_modified, false, false);
217 LV2PluginUI::lv2ui_instantiate(const std::string& title)
219 bool is_external_ui = _lv2->is_external_ui();
220 LV2_Feature** features_src = const_cast<LV2_Feature**>(_lv2->features());
221 LV2_Feature** features = const_cast<LV2_Feature**>(_lv2->features());
222 size_t features_count = 0;
223 while (*features++) {
227 Gtk::Alignment* container = NULL;
228 if (is_external_ui) {
229 _external_ui_host.ui_closed = LV2PluginUI::on_external_ui_closed;
230 _external_ui_host.plugin_human_id = strdup(title.c_str());
232 _external_ui_feature.URI = LV2_EXTERNAL_UI_URI;
233 _external_ui_feature.data = &_external_ui_host;
235 _external_kxui_feature.URI = LV2_EXTERNAL_UI_KX__Host;
236 _external_kxui_feature.data = &_external_ui_host;
239 features = (LV2_Feature**)malloc(
240 sizeof(LV2_Feature*) * (features_count + 2));
241 for (size_t i = 0; i < features_count - 2; ++i) {
242 features[i] = features_src[i];
244 features[features_count - 2] = &_external_kxui_feature;
245 features[features_count - 1] = &_external_ui_feature;
246 features[features_count] = NULL;
248 if (_ardour_buttons_box.get_parent()) {
249 _ardour_buttons_box.get_parent()->remove(_ardour_buttons_box);
251 pack_start(_ardour_buttons_box, false, false);
252 _ardour_buttons_box.show_all();
254 _gui_widget = Gtk::manage((container = new Gtk::Alignment()));
255 pack_start(*_gui_widget, true, true);
258 _parent_feature.URI = LV2_UI__parent;
259 _parent_feature.data = _gui_widget->gobj();
262 features = (LV2_Feature**)malloc(
263 sizeof(LV2_Feature*) * (features_count + 1));
264 for (size_t i = 0; i < features_count - 1; ++i) {
265 features[i] = features_src[i];
267 features[features_count - 1] = &_parent_feature;
268 features[features_count] = NULL;
272 ui_host = suil_host_new(LV2PluginUI::write_from_ui,
273 LV2PluginUI::port_index,
275 suil_host_set_touch_func(ui_host, LV2PluginUI::touch);
277 const char* container_type = (is_external_ui)
281 if (_lv2->has_message_output()) {
282 _lv2->enable_ui_emmission();
285 const LilvUI* ui = (const LilvUI*)_lv2->c_ui();
286 _inst = suil_instance_new(
291 lilv_node_as_uri(lilv_ui_get_uri(ui)),
292 lilv_node_as_uri((const LilvNode*)_lv2->c_ui_type()),
293 lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_bundle_uri(ui))),
294 lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_binary_uri(ui))),
299 #define GET_WIDGET(inst) suil_instance_get_widget((SuilInstance*)inst);
301 const uint32_t num_ports = _lv2->num_ports();
302 for (uint32_t i = 0; i < num_ports; ++i) {
303 if (_lv2->parameter_is_output(i)
304 && _lv2->parameter_is_control(i)
305 && is_update_wanted(i)) {
306 _output_ports.push_back(i);
310 _external_ui_ptr = NULL;
312 if (!is_external_ui) {
313 GtkWidget* c_widget = (GtkWidget*)GET_WIDGET(_inst);
315 error << _("failed to get LV2 UI widget") << endmsg;
316 suil_instance_free((SuilInstance*)_inst);
320 if (!container->get_child()) {
321 // Suil didn't add the UI to the container for us, so do it now
322 container->add(*Gtk::manage(Glib::wrap(c_widget)));
324 container->show_all();
326 _external_ui_ptr = (struct lv2_external_ui*)GET_WIDGET(_inst);
330 _values = new float[num_ports];
331 _controllables.resize(num_ports);
332 for (uint32_t i = 0; i < num_ports; ++i) {
334 uint32_t port = _lv2->nth_parameter(i, ok);
336 _values[port] = _lv2->get_parameter(port);
337 _controllables[port] = boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (
338 insert->control(Evoral::Parameter(PluginAutomation, 0, port)));
340 if (_lv2->parameter_is_control(port) && _lv2->parameter_is_input(port)) {
341 parameter_update(port, _values[port]);
346 if (_lv2->has_message_output()) {
347 _message_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect(
348 sigc::mem_fun(*this, &LV2PluginUI::update_timeout));
353 LV2PluginUI::lv2ui_free()
358 remove (*_gui_widget);
363 suil_instance_free((SuilInstance*)_inst);
368 LV2PluginUI::~LV2PluginUI ()
374 _message_update_connection.disconnect();
375 _screen_update_connection.disconnect();
377 if (_external_ui_ptr && _lv2->is_external_kx()) {
378 LV2_EXTERNAL_UI_HIDE(_external_ui_ptr);
381 _external_ui_ptr = NULL;
385 LV2PluginUI::get_preferred_height()
387 Gtk::Requisition r = size_request();
392 LV2PluginUI::get_preferred_width()
394 Gtk::Requisition r = size_request();
399 LV2PluginUI::resizable()
401 return _lv2->ui_is_resizable();
405 LV2PluginUI::package(Gtk::Window& win)
407 if (_external_ui_ptr) {
410 /* forward configure events to plugin window */
411 win.signal_configure_event().connect(
412 sigc::mem_fun(*this, &LV2PluginUI::configure_handler));
413 win.signal_map_event().connect(
414 sigc::mem_fun(*this, &LV2PluginUI::start_updating));
415 win.signal_unmap_event().connect(
416 sigc::mem_fun(*this, &LV2PluginUI::stop_updating));
422 LV2PluginUI::configure_handler(GdkEventConfigure*)
424 std::cout << "CONFIGURE" << std::endl;
429 LV2PluginUI::is_update_wanted(uint32_t /*index*/)
431 /* FIXME: use port notification properties
432 and/or new UI extension subscription methods
438 LV2PluginUI::on_window_show(const std::string& title)
440 //cout << "on_window_show - " << title << endl; flush(cout);
442 if (_lv2->is_external_ui()) {
443 if (_external_ui_ptr) {
444 _screen_update_connection.disconnect();
445 _message_update_connection.disconnect();
446 LV2_EXTERNAL_UI_SHOW(_external_ui_ptr);
447 _screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect
448 (sigc::mem_fun(*this, &LV2PluginUI::output_update));
449 if (_lv2->has_message_output()) {
450 _message_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect(
451 sigc::mem_fun(*this, &LV2PluginUI::update_timeout));
455 lv2ui_instantiate(title);
456 if (!_external_ui_ptr) {
460 _screen_update_connection.disconnect();
461 _message_update_connection.disconnect();
462 LV2_EXTERNAL_UI_SHOW(_external_ui_ptr);
463 _screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect
464 (sigc::mem_fun(*this, &LV2PluginUI::output_update));
465 if (_lv2->has_message_output()) {
466 _message_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect(
467 sigc::mem_fun(*this, &LV2PluginUI::update_timeout));
471 lv2ui_instantiate("gtk2gui");
478 LV2PluginUI::on_window_hide()
480 //printf("LV2PluginUI::on_window_hide\n");
482 if (_lv2->is_external_ui()) {
483 if (!_external_ui_ptr) { return; }
484 LV2_EXTERNAL_UI_HIDE(_external_ui_ptr);
485 if (!_lv2->is_external_kx()) { return ; }
486 _message_update_connection.disconnect();
487 _screen_update_connection.disconnect();
488 _external_ui_ptr = NULL;
489 suil_instance_free((SuilInstance*)_inst);