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/plugin_manager.h"
22 #include "ardour/processor.h"
23 #include "ardour/session.h"
25 #include "ardour_ui.h"
26 #include "gui_thread.h"
27 #include "lv2_plugin_ui.h"
31 #include <lilv/lilv.h>
32 #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(*(float*)buffer);
59 } else if (format == me->_lv2->atom_eventTransfer()) {
60 me->_lv2->write_from_ui(port_index, format, buffer_size, (uint8_t*)buffer);
65 LV2PluginUI::write_to_ui(void* controller,
71 LV2PluginUI* me = (LV2PluginUI*)controller;
73 suil_instance_port_event((SuilInstance*)me->_inst,
74 port_index, buffer_size, format, buffer);
79 LV2PluginUI::port_index(void* controller, const char* symbol)
81 return ((LV2PluginUI*)controller)->_lv2->port_index(symbol);
85 LV2PluginUI::touch(void* controller,
89 LV2PluginUI* me = (LV2PluginUI*)controller;
90 ControllableRef control = me->_controllables[port_index];
92 control->start_touch(control->session().transport_frame());
94 control->stop_touch(false, control->session().transport_frame());
99 LV2PluginUI::update_timeout()
101 _lv2->emit_to_ui(this, &LV2PluginUI::write_to_ui);
105 LV2PluginUI::on_external_ui_closed(void* controller)
107 LV2PluginUI* me = (LV2PluginUI*)controller;
108 me->_screen_update_connection.disconnect();
109 me->_external_ui_ptr = NULL;
113 LV2PluginUI::parameter_changed(uint32_t port_index, float val)
115 PlugUIBase::parameter_changed(port_index, val);
117 if (val != _values[port_index]) {
118 parameter_update(port_index, val);
123 LV2PluginUI::parameter_update(uint32_t port_index, float val)
129 suil_instance_port_event((SuilInstance*)_inst, port_index, 4, 0, &val);
130 _values[port_index] = val;
134 LV2PluginUI::start_updating(GdkEventAny*)
136 if (!_output_ports.empty()) {
137 _screen_update_connection.disconnect();
138 _screen_update_connection = ARDOUR_UI::instance()->RapidScreenUpdate.connect
139 (sigc::mem_fun(*this, &LV2PluginUI::output_update));
145 LV2PluginUI::stop_updating(GdkEventAny*)
147 //cout << "stop_updating" << endl;
149 if (!_output_ports.empty()) {
150 _screen_update_connection.disconnect();
156 LV2PluginUI::output_update()
158 //cout << "output_update" << endl;
159 if (_external_ui_ptr) {
160 LV2_EXTERNAL_UI_RUN(_external_ui_ptr);
163 /* FIXME only works with control output ports (which is all we support now anyway) */
164 uint32_t nports = _output_ports.size();
165 for (uint32_t i = 0; i < nports; ++i) {
166 uint32_t index = _output_ports[i];
167 parameter_changed(index, _lv2->get_parameter(index));
172 LV2PluginUI::LV2PluginUI(boost::shared_ptr<PluginInsert> pi,
173 boost::shared_ptr<LV2Plugin> lv2p)
177 , _ardour_buttons_box(NULL)
179 , _external_ui_ptr(NULL)
185 LV2PluginUI::lv2ui_instantiate(const std::string& title)
187 LV2_Feature** features;
188 LV2_Feature** features_src;
189 LV2_Feature** features_dst;
190 size_t features_count;
193 is_external_ui = _lv2->is_external_ui();
195 if (is_external_ui) {
196 _external_ui_host.ui_closed = LV2PluginUI::on_external_ui_closed;
197 _external_ui_host.plugin_human_id = strdup(title.c_str());
199 _external_ui_feature.URI = LV2_EXTERNAL_UI_URI;
200 _external_ui_feature.data = &_external_ui_host;
202 features_src = features = (LV2_Feature**)_lv2->features();
204 while (*features++) {
207 features_dst = features = (LV2_Feature**)malloc(
208 sizeof(LV2_Feature*) * features_count);
209 features_dst[--features_count] = NULL;
210 features_dst[--features_count] = &_external_ui_feature;
211 while (features_count--) {
212 *features++ = *features_src++;
215 features_dst = (LV2_Feature**)_lv2->features();
219 ui_host = suil_host_new(LV2PluginUI::write_from_ui,
220 LV2PluginUI::port_index,
223 suil_host_set_touch_func(ui_host, LV2PluginUI::touch);
226 const char* container_type = (is_external_ui)
230 LilvUI* ui = (LilvUI*)_lv2->c_ui();
231 _inst = suil_instance_new(
236 lilv_node_as_uri(lilv_ui_get_uri(ui)),
237 lilv_node_as_uri((const LilvNode*)_lv2->c_ui_type()),
238 lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_bundle_uri(ui))),
239 lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_binary_uri(ui))),
242 if (is_external_ui) {
246 #define GET_WIDGET(inst) suil_instance_get_widget((SuilInstance*)inst);
248 const uint32_t num_ports = _lv2->num_ports();
249 for (uint32_t i = 0; i < num_ports; ++i) {
250 if (_lv2->parameter_is_output(i)
251 && _lv2->parameter_is_control(i)
252 && is_update_wanted(i)) {
253 _output_ports.push_back(i);
257 _external_ui_ptr = NULL;
259 if (!is_external_ui) {
260 _ardour_buttons_box = manage (new Gtk::HBox);
261 _ardour_buttons_box->set_spacing (6);
262 _ardour_buttons_box->set_border_width (6);
263 _ardour_buttons_box->pack_end (focus_button, false, false);
264 _ardour_buttons_box->pack_end (bypass_button, false, false, 10);
265 _ardour_buttons_box->pack_end (delete_button, false, false);
266 _ardour_buttons_box->pack_end (save_button, false, false);
267 _ardour_buttons_box->pack_end (add_button, false, false);
268 _ardour_buttons_box->pack_end (_preset_combo, false, false);
269 _ardour_buttons_box->show_all();
270 pack_start(*_ardour_buttons_box, false, false);
272 GtkWidget* c_widget = (GtkWidget*)GET_WIDGET(_inst);
273 _gui_widget = Glib::wrap(c_widget);
274 _gui_widget->show_all();
275 pack_start(*_gui_widget, true, true);
277 _external_ui_ptr = (struct lv2_external_ui*)GET_WIDGET(_inst);
281 _values = new float[num_ports];
282 _controllables.resize(num_ports);
283 for (uint32_t i = 0; i < num_ports; ++i) {
285 uint32_t port = _lv2->nth_parameter(i, ok);
287 _values[port] = _lv2->get_parameter(port);
288 _controllables[port] = boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (
289 insert->control(Evoral::Parameter(PluginAutomation, 0, port)));
291 if (_lv2->parameter_is_control(port) && _lv2->parameter_is_input(port)) {
292 parameter_update(port, _values[port]);
297 if (_lv2->has_message_output()) {
298 _lv2->enable_ui_emmission();
299 ARDOUR_UI::instance()->RapidScreenUpdate.connect(
300 sigc::mem_fun(*this, &LV2PluginUI::update_timeout));
305 LV2PluginUI::lv2ui_free()
310 remove (*_gui_widget);
313 if (_ardour_buttons_box) {
314 remove (*_ardour_buttons_box);
315 delete _ardour_buttons_box;
316 _ardour_buttons_box = 0;
319 suil_instance_free((SuilInstance*)_inst);
325 LV2PluginUI::~LV2PluginUI ()
331 /* Close and delete GUI. */
334 _screen_update_connection.disconnect();
336 if (_lv2->is_external_ui()) {
337 /* External UI is no longer valid.
338 on_window_hide() will not try to use it if is NULL.
340 _external_ui_ptr = NULL;
345 LV2PluginUI::get_preferred_height()
347 Gtk::Requisition r = size_request();
352 LV2PluginUI::get_preferred_width()
354 Gtk::Requisition r = size_request();
359 LV2PluginUI::resizable()
361 return _lv2->ui_is_resizable();
365 LV2PluginUI::package(Gtk::Window& win)
367 if (_external_ui_ptr) {
370 /* forward configure events to plugin window */
371 win.signal_configure_event().connect(
372 sigc::mem_fun(*this, &LV2PluginUI::configure_handler));
373 win.signal_map_event().connect(
374 sigc::mem_fun(*this, &LV2PluginUI::start_updating));
375 win.signal_unmap_event().connect(
376 sigc::mem_fun(*this, &LV2PluginUI::stop_updating));
382 LV2PluginUI::configure_handler(GdkEventConfigure*)
384 std::cout << "CONFIGURE" << std::endl;
389 LV2PluginUI::is_update_wanted(uint32_t /*index*/)
391 /* FIXME: use port notification properties
392 and/or new UI extension subscription methods
398 LV2PluginUI::on_window_show(const std::string& title)
400 //cout << "on_window_show - " << title << endl; flush(cout);
402 if (_lv2->is_external_ui()) {
403 if (_external_ui_ptr) {
404 LV2_EXTERNAL_UI_SHOW(_external_ui_ptr);
407 lv2ui_instantiate(title);
408 if (!_external_ui_ptr) {
412 LV2_EXTERNAL_UI_SHOW(_external_ui_ptr);
413 _screen_update_connection.disconnect();
414 _screen_update_connection = ARDOUR_UI::instance()->RapidScreenUpdate.connect
415 (sigc::mem_fun(*this, &LV2PluginUI::output_update));
418 lv2ui_instantiate("gtk2gui");
425 LV2PluginUI::on_window_hide()
427 //cout << "on_window_hide" << endl; flush(cout);
429 if (_external_ui_ptr) {
430 LV2_EXTERNAL_UI_HIDE(_external_ui_ptr);
431 //slv2_ui_instance_get_descriptor(_inst)->cleanup(_inst);
432 //_external_ui_ptr = NULL;
433 //_screen_update_connection.disconnect();