From 4f18a95d55629a73079d59b27264408261058dca Mon Sep 17 00:00:00 2001 From: David Robillard Date: Mon, 31 Jan 2011 03:08:04 +0000 Subject: Non-SPARQL LV2 presets implementation (compile against new slv2). git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@2885 a436a847-0d15-0410-975c-d299462d15a1 --- src/gui/NodeMenu.cpp | 85 +++++++++++++++++++++++++++++++++++----------------- 1 file changed, 58 insertions(+), 27 deletions(-) (limited to 'src') diff --git a/src/gui/NodeMenu.cpp b/src/gui/NodeMenu.cpp index 212ea80f..b65a7e1f 100644 --- a/src/gui/NodeMenu.cpp +++ b/src/gui/NodeMenu.cpp @@ -88,27 +88,37 @@ NodeMenu::init(SharedPtr node) #ifdef HAVE_SLV2 if (plugin && plugin->type() == PluginModel::LV2) { - SLV2Results presets = slv2_plugin_query_sparql(plugin->slv2_plugin(), - "PREFIX pset: \n" - "PREFIX dc: \n" - "SELECT ?p ?name WHERE { <> pset:hasPreset ?p . ?p dc:title ?name }\n"); - if (!slv2_results_finished(presets)) { + SLV2Value preset_pred = slv2_value_new_uri( + plugin->slv2_world(), + "http://lv2plug.in/ns/dev/presets#hasPreset"); + SLV2Value title_pred = slv2_value_new_uri( + plugin->slv2_world(), + "http://dublincore.org/documents/dcmi-namespace/title"); + SLV2Values presets = slv2_plugin_get_value( + plugin->slv2_plugin(), preset_pred); + if (presets) { _presets_menu = Gtk::manage(new Gtk::Menu()); - for (; !slv2_results_finished(presets); slv2_results_next(presets)) { - SLV2Value uri = slv2_results_get_binding_value(presets, 0); - SLV2Value name = slv2_results_get_binding_value(presets, 1); - _presets_menu->items().push_back(Gtk::Menu_Helpers::MenuElem( - slv2_value_as_string(name), + + for (unsigned i = 0; i < slv2_values_size(presets); ++i) { + SLV2Value uri = slv2_values_get_at(presets, i); + SLV2Values titles = slv2_plugin_get_value_for_subject( + plugin->slv2_plugin(), uri, title_pred); + if (titles) { + SLV2Value title = slv2_values_get_at(titles, 0); + _presets_menu->items().push_back( + Gtk::Menu_Helpers::MenuElem( + slv2_value_as_string(title), sigc::bind( sigc::mem_fun(this, &NodeMenu::on_preset_activated), string(slv2_value_as_string(uri))))); - // I have no idea why this is necessary, signal_activated doesn't work - // in this menu (and only this menu) - Gtk::MenuItem* item = &(_presets_menu->items().back()); - item->signal_button_release_event().connect( + // I have no idea why this is necessary, signal_activated doesn't work + // in this menu (and only this menu) + Gtk::MenuItem* item = &(_presets_menu->items().back()); + item->signal_button_release_event().connect( sigc::bind<0>(sigc::mem_fun(this, &NodeMenu::on_preset_clicked), - string(slv2_value_as_string(uri)))); + string(slv2_value_as_string(uri)))); + } } items().push_front(Gtk::Menu_Helpers::SeparatorElem()); items().push_front(Gtk::Menu_Helpers::ImageMenuElem("_Presets", @@ -116,7 +126,9 @@ NodeMenu::init(SharedPtr node) Gtk::MenuItem* presets_menu_item = &(items().front()); presets_menu_item->set_submenu(*_presets_menu); } - slv2_results_free(presets); + slv2_values_free(presets); + slv2_value_free(title_pred); + slv2_value_free(preset_pred); } #endif @@ -175,23 +187,42 @@ NodeMenu::on_preset_activated(const std::string& uri) #ifdef HAVE_SLV2 const NodeModel* const node = (NodeModel*)_object.get(); const PluginModel* const plugin = dynamic_cast(node->plugin()); - const string query = string( - "PREFIX pset: \n" - "PREFIX dc: \n" - "SELECT ?sym ?val WHERE { <") + uri + "> lv2:port ?port . " - " ?port lv2:symbol ?sym ; pset:value ?val . }"; - SLV2Results values = slv2_plugin_query_sparql(plugin->slv2_plugin(), query.c_str()); + + SLV2Value port_pred = slv2_value_new_uri( + plugin->slv2_world(), + "http://lv2plug.in/ns/lv2core#port"); + SLV2Value symbol_pred = slv2_value_new_uri( + plugin->slv2_world(), + "http://lv2plug.in/ns/lv2core#symbol"); + SLV2Value value_pred = slv2_value_new_uri( + plugin->slv2_world(), + "http://lv2plug.in/ns/ext/presets#value"); + SLV2Value subject = slv2_value_new_uri(plugin->slv2_world(), uri.c_str()); + SLV2Values ports = slv2_plugin_get_value_for_subject( + plugin->slv2_plugin(), + subject, + port_pred); App::instance().engine()->bundle_begin(); - for (; !slv2_results_finished(values); slv2_results_next(values)) { - SLV2Value sym = slv2_results_get_binding_value(values, 0); - SLV2Value val = slv2_results_get_binding_value(values, 1); - App::instance().engine()->set_property( + for (unsigned i = 0; i < slv2_values_size(ports); ++i) { + SLV2Value uri = slv2_values_get_at(ports, i); + SLV2Values values = slv2_plugin_get_value_for_subject( + plugin->slv2_plugin(), uri, value_pred); + SLV2Values symbols = slv2_plugin_get_value_for_subject( + plugin->slv2_plugin(), uri, symbol_pred); + if (values && symbols) { + SLV2Value val = slv2_values_get_at(values, 0); + SLV2Value sym = slv2_values_get_at(symbols, 0); + App::instance().engine()->set_property( node->path().base() + slv2_value_as_string(sym), App::instance().uris().ingen_value, slv2_value_as_float(val)); + } } App::instance().engine()->bundle_end(); - slv2_results_free(values); + slv2_values_free(ports); + slv2_value_free(value_pred); + slv2_value_free(symbol_pred); + slv2_value_free(port_pred); #endif } -- cgit v1.2.1