1 files changed, 141 insertions, 0 deletions
diff --git a/src/libs/gui/ThreadedLoader.cpp b/src/libs/gui/ThreadedLoader.cpp
new file mode 100644
index 00000000..120d9b6c
--- /dev/null
+++ b/src/libs/gui/ThreadedLoader.cpp
@@ -0,0 +1,141 @@
+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ * 
+ * Ingen is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) 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 General Public License for details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <fstream>
+#include <cassert>
+#include <string>
+#include "client/PatchModel.h"
+#include "module/Module.h"
+#include "App.h"
+#include "ThreadedLoader.h"
+using std::cout; using std::endl;
+
+namespace Ingen {
+namespace GUI {
+
+
+ThreadedLoader::ThreadedLoader(SharedPtr<EngineInterface> engine)
+	: _serialisation_module(Ingen::Shared::load_module("ingen_serialisation"))
+	, _engine(engine)
+	, _deprecated_loader(engine)
+	, _serializer(*App::instance().rdf_world())
+{
+	// FIXME: rework this so the thread is only present when it's doing something (save mem)
+	if (_serialisation_module) {
+		Loader* (*new_loader)() = NULL;
+		bool found = _serialisation_module->get_symbol("new_loader", (void*&)new_loader);
+		if (found)
+			_loader = SharedPtr<Loader>(new_loader());
+	}
+
+	if (_loader) {
+		start();
+	} else {
+		cerr << "WARNING: Failed to load ingen_serialisation module, unable to load patches." << endl;;
+		cerr << "If you are running from the source tree, run ingenuity_dev." << endl;
+	}
+}
+
+
+ThreadedLoader::~ThreadedLoader()
+{
+}
+
+
+void
+ThreadedLoader::_whipped()
+{
+	_mutex.lock();
+	
+	while ( ! _events.empty() ) {
+		_events.front()();
+		_events.pop_front();
+	}
+
+	_mutex.unlock();
+}
+
+/** FIXME: use poly parameter */
+void
+ThreadedLoader::load_patch(bool                    merge,
+                           const string&           data_base_uri,
+                           const Path&             data_path,
+                           MetadataMap             engine_data,
+                           optional<Path>          engine_parent,
+                           optional<const string&> engine_name,
+                           optional<size_t>        engine_poly)
+{
+	_mutex.lock();
+
+	// FIXME: Filthy hack to load deprecated patches based on file extension
+	if (data_base_uri.substr(data_base_uri.length()-3) == ".om") {
+		_events.push_back(sigc::hide_return(sigc::bind(
+				sigc::mem_fun(_deprecated_loader, &DeprecatedLoader::load_patch),
+				data_base_uri,
+				engine_parent,
+				(engine_name) ? engine_name.get() : "",
+				(engine_poly) ? engine_poly.get() : 1,
+				engine_data,
+				false)));
+	} else {
+		_events.push_back(sigc::hide_return(sigc::bind(
+				sigc::mem_fun(_loader.get(), &Ingen::Serialisation::Loader::load),
+				App::instance().engine(),
+				App::instance().rdf_world(),
+				data_base_uri,
+				engine_parent,
+				(engine_name) ? engine_name.get() : "",
+				// FIXME: poly here
+				"",
+				engine_data )));
+	}
+	
+	_mutex.unlock();
+
+	whip();
+}
+
+
+void
+ThreadedLoader::save_patch(SharedPtr<PatchModel> model, const string& filename, bool recursive)
+{
+	_mutex.lock();
+
+	_events.push_back(sigc::hide_return(sigc::bind(
+		sigc::mem_fun(this, &ThreadedLoader::save_patch_event),
+		model, filename, recursive)));
+
+	_mutex.unlock();
+	
+	whip();
+}
+
+
+void
+ThreadedLoader::save_patch_event(SharedPtr<PatchModel> model, const string& filename, bool recursive)
+{
+	if (recursive)
+		cerr << "FIXME: Recursive save." << endl;
+
+	_serializer.start_to_filename(filename);
+	_serializer.serialize(model);
+	_serializer.finish();
+}
+
+
+} // namespace GUI
+} // namespace Ingen