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diff --git a/src/gui/PropertiesWindow.cpp b/src/gui/PropertiesWindow.cpp
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+++ b/src/gui/PropertiesWindow.cpp
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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/>.
+*/
+
+#include <algorithm>
+#include <cassert>
+#include <set>
+
+#include <gtkmm/label.h>
+#include <gtkmm/spinbutton.h>
+
+#include "ingen/Interface.hpp"
+#include "ingen/Log.hpp"
+#include "ingen/URIMap.hpp"
+#include "ingen/World.hpp"
+#include "ingen/client/BlockModel.hpp"
+#include "ingen/client/PluginModel.hpp"
+
+#include "App.hpp"
+#include "PropertiesWindow.hpp"
+#include "RDFS.hpp"
+#include "URIEntry.hpp"
+
+namespace ingen {
+
+using namespace client;
+
+namespace gui {
+
+typedef std::set<URI> URISet;
+
+PropertiesWindow::PropertiesWindow(BaseObjectType* cobject,
+ const Glib::RefPtr<Gtk::Builder>& xml)
+ : Window(cobject)
+ , _value_type(0)
+{
+ xml->get_widget("properties_vbox", _vbox);
+ xml->get_widget("properties_scrolledwindow", _scrolledwindow);
+ xml->get_widget("properties_table", _table);
+ xml->get_widget("properties_key_combo", _key_combo);
+ xml->get_widget("properties_value_bin", _value_bin);
+ xml->get_widget("properties_add_button", _add_button);
+ xml->get_widget("properties_cancel_button", _cancel_button);
+ xml->get_widget("properties_apply_button", _apply_button);
+ xml->get_widget("properties_ok_button", _ok_button);
+
+ _key_store = Gtk::ListStore::create(_combo_columns);
+ _key_combo->set_model(_key_store);
+ _key_combo->pack_start(_combo_columns.label_col);
+
+ _key_combo->signal_changed().connect(
+ sigc::mem_fun(this, &PropertiesWindow::key_changed));
+
+ _add_button->signal_clicked().connect(
+ sigc::mem_fun(this, &PropertiesWindow::add_clicked));
+
+ _cancel_button->signal_clicked().connect(
+ sigc::mem_fun(this, &PropertiesWindow::cancel_clicked));
+
+ _apply_button->signal_clicked().connect(
+ sigc::mem_fun(this, &PropertiesWindow::apply_clicked));
+
+ _ok_button->signal_clicked().connect(
+ sigc::mem_fun(this, &PropertiesWindow::ok_clicked));
+}
+
+void
+PropertiesWindow::reset()
+{
+ _property_connection.disconnect();
+ _property_removed_connection.disconnect();
+
+ _key_store->clear();
+ _records.clear();
+
+ _model.reset();
+
+ _table->children().clear();
+ _table->resize(1, 3);
+ _table->property_n_rows() = 1;
+}
+
+void
+PropertiesWindow::present(SPtr<const ObjectModel> model)
+{
+ set_object(model);
+ Gtk::Window::present();
+}
+
+void
+PropertiesWindow::add_property(const URI& key, const Atom& value)
+{
+ World* world = _app->world();
+
+ const unsigned n_rows = _table->property_n_rows() + 1;
+ _table->property_n_rows() = n_rows;
+
+ // Column 0: Property
+ LilvNode* prop = lilv_new_uri(world->lilv_world(), key.c_str());
+ std::string name = rdfs::label(world, prop);
+ if (name.empty()) {
+ name = world->rdf_world()->prefixes().qualify(key);
+ }
+ Gtk::Label* label = new Gtk::Label(
+ std::string("<a href=\"") + key.string() + "\">" + name + "</a>",
+ 1.0,
+ 0.5);
+ label->set_use_markup(true);
+ _app->set_tooltip(label, prop);
+ _table->attach(*Gtk::manage(label), 0, 1, n_rows, n_rows + 1,
+ Gtk::FILL|Gtk::SHRINK, Gtk::SHRINK);
+
+ // Column 1: Value
+ Gtk::Alignment* align = manage(new Gtk::Alignment(0.0, 0.5, 1.0, 1.0));
+ Gtk::CheckButton* present = manage(new Gtk::CheckButton());
+ const char* type = _app->world()->uri_map().unmap_uri(value.type());
+ Gtk::Widget* val_widget = create_value_widget(key, type, value);
+
+ present->set_active();
+ if (val_widget) {
+ align->add(*Gtk::manage(val_widget));
+ _app->set_tooltip(val_widget, prop);
+ }
+
+ _table->attach(*align, 1, 2, n_rows, n_rows + 1,
+ Gtk::FILL|Gtk::EXPAND, Gtk::SHRINK);
+ _table->attach(*present, 2, 3, n_rows, n_rows + 1,
+ Gtk::FILL, Gtk::SHRINK);
+ _records.emplace(key, Record(value, align, n_rows, present));
+ _table->show_all();
+
+ lilv_node_free(prop);
+}
+
+bool
+PropertiesWindow::datatype_supported(const rdfs::URISet& types,
+ URI* widget_type)
+{
+ if (types.find(_app->uris().atom_Int) != types.end()) {
+ *widget_type = _app->uris().atom_Int;
+ return true;
+ } else if (types.find(_app->uris().atom_Float) != types.end()) {
+ *widget_type = _app->uris().atom_Float;
+ return true;
+ } else if (types.find(_app->uris().atom_Bool) != types.end()) {
+ *widget_type = _app->uris().atom_Bool;
+ return true;
+ } else if (types.find(_app->uris().atom_String) != types.end()) {
+ *widget_type = _app->uris().atom_String;
+ return true;
+ } else if (types.find(_app->uris().atom_URID) != types.end()) {
+ *widget_type = _app->uris().atom_URID;
+ return true;
+ }
+
+ return false;
+}
+
+bool
+PropertiesWindow::class_supported(const rdfs::URISet& types)
+{
+ World* world = _app->world();
+ LilvNode* rdf_type = lilv_new_uri(
+ world->lilv_world(), LILV_NS_RDF "type");
+
+ for (const auto& t : types) {
+ LilvNode* range = lilv_new_uri(world->lilv_world(), t.c_str());
+ LilvNodes* instances = lilv_world_find_nodes(
+ world->lilv_world(), nullptr, rdf_type, range);
+
+ const bool has_instance = (lilv_nodes_size(instances) > 0);
+
+ lilv_nodes_free(instances);
+ lilv_node_free(range);
+ if (has_instance) {
+ lilv_node_free(rdf_type);
+ return true;
+ }
+ }
+
+ lilv_node_free(rdf_type);
+ return false;
+}
+
+/** Set the node this window is associated with.
+ * This function MUST be called before using this object in any way.
+ */
+void
+PropertiesWindow::set_object(SPtr<const ObjectModel> model)
+{
+ reset();
+ _model = model;
+
+ set_title(model->path() + " Properties - Ingen");
+
+ World* world = _app->world();
+
+ LilvNode* rdf_type = lilv_new_uri(
+ world->lilv_world(), LILV_NS_RDF "type");
+ LilvNode* rdfs_DataType = lilv_new_uri(
+ world->lilv_world(), LILV_NS_RDFS "Datatype");
+
+ // Populate key combo
+ const URISet props = rdfs::properties(world, model);
+ std::map<std::string, URI> entries;
+ for (const auto& p : props) {
+ LilvNode* prop = lilv_new_uri(world->lilv_world(), p.c_str());
+ const std::string label = rdfs::label(world, prop);
+ URISet ranges = rdfs::range(world, prop, true);
+
+ lilv_node_free(prop);
+ if (label.empty() || ranges.empty()) {
+ // Property has no label or range, can't show a widget for it
+ continue;
+ }
+
+ LilvNode* range = lilv_new_uri(world->lilv_world(), (*ranges.begin()).c_str());
+ if (rdfs::is_a(world, range, rdfs_DataType)) {
+ // Range is a datatype, show if type or any subtype is supported
+ rdfs::datatypes(_app->world(), ranges, false);
+ URI widget_type("urn:nothing");
+ if (datatype_supported(ranges, &widget_type)) {
+ entries.emplace(label, p);
+ }
+ } else {
+ // Range is presumably a class, show if any instances are known
+ if (class_supported(ranges)) {
+ entries.emplace(label, p);
+ }
+ }
+ }
+
+ for (const auto& e : entries) {
+ Gtk::ListStore::iterator ki = _key_store->append();
+ Gtk::ListStore::Row row = *ki;
+ row[_combo_columns.uri_col] = e.second.string();
+ row[_combo_columns.label_col] = e.first;
+ }
+
+ lilv_node_free(rdfs_DataType);
+ lilv_node_free(rdf_type);
+
+ for (const auto& p : model->properties()) {
+ add_property(p.first, p.second);
+ }
+
+ _table->show_all();
+
+ _property_connection = model->signal_property().connect(
+ sigc::mem_fun(this, &PropertiesWindow::add_property));
+ _property_removed_connection = model->signal_property_removed().connect(
+ sigc::mem_fun(this, &PropertiesWindow::remove_property));
+}
+
+Gtk::Widget*
+PropertiesWindow::create_value_widget(const URI& key,
+ const char* type_uri,
+ const Atom& value)
+{
+ if (!type_uri || !URI::is_valid(type_uri)) {
+ return nullptr;
+ }
+
+ URI type(type_uri);
+ ingen::World* world = _app->world();
+ LilvWorld* lworld = world->lilv_world();
+
+ // See if type is a datatype we support
+ std::set<URI> types{type};
+ rdfs::datatypes(_app->world(), types, false);
+
+ URI widget_type("urn:nothing");
+ const bool supported = datatype_supported(types, &widget_type);
+ if (supported) {
+ type = widget_type;
+ _value_type = _app->world()->uri_map().map_uri(type);
+ }
+
+ if (type == _app->uris().atom_Int) {
+ Gtk::SpinButton* widget = manage(new Gtk::SpinButton(0.0, 0));
+ widget->property_numeric() = true;
+ widget->set_range(INT_MIN, INT_MAX);
+ widget->set_increments(1, 10);
+ if (value.is_valid()) {
+ widget->set_value(value.get<int32_t>());
+ }
+ widget->signal_value_changed().connect(
+ sigc::bind(sigc::mem_fun(this, &PropertiesWindow::on_change), key));
+ return widget;
+ } else if (type == _app->uris().atom_Float) {
+ Gtk::SpinButton* widget = manage(new Gtk::SpinButton(0.0, 4));
+ widget->property_numeric() = true;
+ widget->set_snap_to_ticks(false);
+ widget->set_range(-FLT_MAX, FLT_MAX);
+ widget->set_increments(0.1, 1.0);
+ if (value.is_valid()) {
+ widget->set_value(value.get<float>());
+ }
+ widget->signal_value_changed().connect(
+ sigc::bind(sigc::mem_fun(this, &PropertiesWindow::on_change), key));
+ return widget;
+ } else if (type == _app->uris().atom_Bool) {
+ Gtk::CheckButton* widget = manage(new Gtk::CheckButton());
+ if (value.is_valid()) {
+ widget->set_active(value.get<int32_t>());
+ }
+ widget->signal_toggled().connect(
+ sigc::bind(sigc::mem_fun(this, &PropertiesWindow::on_change), key));
+ return widget;
+ } else if (type == _app->uris().atom_String) {
+ Gtk::Entry* widget = manage(new Gtk::Entry());
+ if (value.is_valid()) {
+ widget->set_text(value.ptr<char>());
+ }
+ widget->signal_changed().connect(
+ sigc::bind(sigc::mem_fun(this, &PropertiesWindow::on_change), key));
+ return widget;
+ } else if (type == _app->uris().atom_URID) {
+ const char* str = (value.is_valid()
+ ? world->uri_map().unmap_uri(value.get<int32_t>())
+ : "");
+
+ LilvNode* pred = lilv_new_uri(lworld, key.c_str());
+ URISet ranges = rdfs::range(world, pred, true);
+ URIEntry* widget = manage(new URIEntry(_app, ranges, str ? str : ""));
+ widget->signal_changed().connect(
+ sigc::bind(sigc::mem_fun(this, &PropertiesWindow::on_change), key));
+ lilv_node_free(pred);
+ return widget;
+ }
+
+ LilvNode* type_node = lilv_new_uri(lworld, type.c_str());
+ LilvNode* rdfs_Class = lilv_new_uri(lworld, LILV_NS_RDFS "Class");
+ const bool is_class = rdfs::is_a(world, type_node, rdfs_Class);
+ lilv_node_free(rdfs_Class);
+ lilv_node_free(type_node);
+
+ if (type == _app->uris().atom_URI ||
+ type == _app->uris().rdfs_Class ||
+ is_class) {
+ LilvNode* pred = lilv_new_uri(lworld, key.c_str());
+ URISet ranges = rdfs::range(world, pred, true);
+ const char* str = value.is_valid() ? value.ptr<const char>() : "";
+ URIEntry* widget = manage(new URIEntry(_app, ranges, str));
+ widget->signal_changed().connect(
+ sigc::bind(sigc::mem_fun(this, &PropertiesWindow::on_change), key));
+ lilv_node_free(pred);
+ return widget;
+ }
+
+ _app->log().error(fmt("No widget for value type %1%\n") % type);
+
+ return nullptr;
+}
+
+void
+PropertiesWindow::on_show()
+{
+ static const int WIN_PAD = 64;
+ static const int VBOX_PAD = 16;
+
+ int width = 0;
+ int height = 0;
+
+ for (const auto& c : _vbox->children()) {
+ const Gtk::Requisition& req = c.get_widget()->size_request();
+
+ width = std::max(width, req.width);
+ height += req.height + VBOX_PAD;
+ }
+
+ const Gtk::Requisition& req = _table->size_request();
+
+ width = 1.2 * std::max(width, req.width + 128);
+ height += req.height;
+
+ set_default_size(width + WIN_PAD, height + WIN_PAD);
+ resize(width + WIN_PAD, height + WIN_PAD);
+ Gtk::Window::on_show();
+}
+
+void
+PropertiesWindow::change_property(const URI& key, const Atom& value)
+{
+ auto r = _records.find(key);
+ if (r == _records.end()) {
+ add_property(key, value);
+ _table->show_all();
+ return;
+ }
+
+ Record& record = r->second;
+ const char* type = _app->world()->uri_map().unmap_uri(value.type());
+ Gtk::Widget* val_widget = create_value_widget(key, type, value);
+
+ if (val_widget) {
+ record.value_widget->remove();
+ record.value_widget->add(*Gtk::manage(val_widget));
+ val_widget->show_all();
+ }
+
+ record.value = value;
+}
+
+void
+PropertiesWindow::remove_property(const URI& key, const Atom& value)
+{
+ // Bleh, there doesn't seem to be an easy way to remove a Gtk::Table row...
+ _records.clear();
+ _table->children().clear();
+ _table->resize(1, 3);
+ _table->property_n_rows() = 1;
+
+ for (const auto& p : _model->properties()) {
+ add_property(p.first, p.second);
+ }
+ _table->show_all();
+}
+
+Atom
+PropertiesWindow::get_value(LV2_URID type, Gtk::Widget* value_widget)
+{
+ Forge& forge = _app->forge();
+
+ if (type == forge.Int) {
+ Gtk::SpinButton* spin = dynamic_cast<Gtk::SpinButton*>(value_widget);
+ if (spin) {
+ return _app->forge().make(spin->get_value_as_int());
+ }
+ } else if (type == forge.Float) {
+ Gtk::SpinButton* spin = dynamic_cast<Gtk::SpinButton*>(value_widget);
+ if (spin) {
+ return _app->forge().make(static_cast<float>(spin->get_value()));
+ }
+ } else if (type == forge.Bool) {
+ Gtk::CheckButton* check = dynamic_cast<Gtk::CheckButton*>(value_widget);
+ if (check) {
+ return _app->forge().make(check->get_active());
+ }
+ } else if (type == forge.URI || type == forge.URID) {
+ URIEntry* uri_entry = dynamic_cast<URIEntry*>(value_widget);
+ if (uri_entry && URI::is_valid(uri_entry->get_text())) {
+ return _app->forge().make_urid(URI(uri_entry->get_text()));
+ } else {
+ _app->log().error(fmt("Invalid URI <%1%>\n") % uri_entry->get_text());
+ }
+ } else if (type == forge.String) {
+ Gtk::Entry* entry = dynamic_cast<Gtk::Entry*>(value_widget);
+ if (entry) {
+ return _app->forge().alloc(entry->get_text());
+ }
+ }
+
+ return Atom();
+}
+
+void
+PropertiesWindow::on_change(const URI& key)
+{
+ auto r = _records.find(key);
+ if (r == _records.end()) {
+ return;
+ }
+
+ Record& record = r->second;
+ const Atom value = get_value(record.value.type(),
+ record.value_widget->get_child());
+
+ if (value.is_valid()) {
+ record.value = value;
+ } else {
+ _app->log().error(fmt("Failed to get `%1%' value from widget\n") % key);
+ }
+}
+
+std::string
+PropertiesWindow::active_key() const
+{
+ const Gtk::ListStore::iterator iter = _key_combo->get_active();
+ if (!iter) {
+ return "";
+ }
+
+ Glib::ustring prop_uri = (*iter)[_combo_columns.uri_col];
+ return prop_uri;
+}
+
+void
+PropertiesWindow::key_changed()
+{
+ _value_bin->remove();
+ if (!_key_combo->get_active()) {
+ return;
+ }
+
+ LilvWorld* lworld = _app->world()->lilv_world();
+ const Gtk::ListStore::Row key_row = *(_key_combo->get_active());
+ const Glib::ustring key_uri = key_row[_combo_columns.uri_col];
+ LilvNode* prop = lilv_new_uri(lworld, key_uri.c_str());
+
+ // Try to create a value widget in the range of this property
+ const URISet ranges = rdfs::range(_app->world(), prop, true);
+ for (const auto& r : ranges) {
+ Gtk::Widget* value_widget = create_value_widget(
+ URI(key_uri), r.c_str(), Atom());
+
+ if (value_widget) {
+ _add_button->set_sensitive(true);
+ _value_bin->remove();
+ _value_bin->add(*Gtk::manage(value_widget));
+ _value_bin->show_all();
+ break;
+ }
+ }
+
+ lilv_node_free(prop);
+}
+
+void
+PropertiesWindow::add_clicked()
+{
+ if (!_key_combo->get_active() || !_value_type || !_value_bin->get_child()) {
+ return;
+ }
+
+ // Get selected key URI
+ const Gtk::ListStore::Row key_row = *(_key_combo->get_active());
+ const Glib::ustring key_uri = key_row[_combo_columns.uri_col];
+
+ // Try to get value from value widget
+ const Atom& value = get_value(_value_type, _value_bin->get_child());
+ if (value.is_valid()) {
+ // Send property to engine
+ Properties properties;
+ properties.emplace(URI(key_uri.c_str()), Property(value));
+ _app->interface()->put(_model->uri(), properties);
+ }
+}
+
+void
+PropertiesWindow::cancel_clicked()
+{
+ reset();
+ Gtk::Window::hide();
+}
+
+void
+PropertiesWindow::apply_clicked()
+{
+ Properties remove;
+ Properties add;
+ for (const auto& r : _records) {
+ const URI& uri = r.first;
+ const Record& record = r.second;
+ if (record.present_button->get_active()) {
+ if (!_model->has_property(uri, record.value)) {
+ add.emplace(uri, record.value);
+ }
+ } else {
+ remove.emplace(uri, record.value);
+ }
+ }
+
+ if (remove.empty()) {
+ _app->interface()->put(_model->uri(), add);
+ } else {
+ _app->interface()->delta(_model->uri(), remove, add);
+ }
+}
+
+void
+PropertiesWindow::ok_clicked()
+{
+ apply_clicked();
+ Gtk::Window::hide();
+}
+
+} // namespace gui
+} // namespace ingen