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authorDavid Robillard <d@drobilla.net>2008-09-30 16:50:21 +0000
committerDavid Robillard <d@drobilla.net>2008-09-30 16:50:21 +0000
commit93850c202de8b073a1ce1dd8bd246d407bce4e2f (patch)
tree6910b135bf4eff12de1af116cef73f6e9c107cd0 /src/engine/events/SetMetadataEvent.cpp
parenta8bf5272d096de73507d2eab47f282c345f4ca8a (diff)
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Flatten ingen source directory heirarchy a bit.
git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@1551 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/engine/events/SetMetadataEvent.cpp')
-rw-r--r--src/engine/events/SetMetadataEvent.cpp114
1 files changed, 114 insertions, 0 deletions
diff --git a/src/engine/events/SetMetadataEvent.cpp b/src/engine/events/SetMetadataEvent.cpp
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+/* 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 "SetMetadataEvent.hpp"
+#include <string>
+#include <boost/format.hpp>
+#include "Responder.hpp"
+#include "Engine.hpp"
+#include "PortImpl.hpp"
+#include "ClientBroadcaster.hpp"
+#include "GraphObjectImpl.hpp"
+#include "EngineStore.hpp"
+
+using std::string;
+
+namespace Ingen {
+
+
+SetMetadataEvent::SetMetadataEvent(
+ Engine& engine,
+ SharedPtr<Responder> responder,
+ SampleCount timestamp,
+ bool property,
+ const string& path,
+ const string& key,
+ const Atom& value)
+ : QueuedEvent(engine, responder, timestamp)
+ , _error(NO_ERROR)
+ , _special_type(NONE)
+ , _property(property)
+ , _path(path)
+ , _key(key)
+ , _value(value)
+ , _object(NULL)
+{
+}
+
+
+void
+SetMetadataEvent::pre_process()
+{
+ if (!Path::is_valid(_path)) {
+ _error = INVALID_PATH;
+ QueuedEvent::pre_process();
+ return;
+ }
+
+ _object = _engine.engine_store()->find_object(_path);
+ if (_object == NULL) {
+ QueuedEvent::pre_process();
+ return;
+ }
+
+ if (_property)
+ _object->set_property(_key, _value);
+ else
+ _object->set_variable(_key, _value);
+
+ if (_key == "ingen:broadcast") {
+ std::cout << "BROADCAST" << std::endl;
+ _special_type = ENABLE_BROADCAST;
+ }
+
+ QueuedEvent::pre_process();
+}
+
+
+void
+SetMetadataEvent::execute(ProcessContext& context)
+{
+ if (_special_type == ENABLE_BROADCAST) {
+ PortImpl* port = dynamic_cast<PortImpl*>(_object);
+ if (port)
+ port->broadcast(_value.get_bool());
+ }
+
+ QueuedEvent::execute(context);
+ // Do nothing
+}
+
+
+void
+SetMetadataEvent::post_process()
+{
+ if (_error == INVALID_PATH) {
+ _responder->respond_error((boost::format("Invalid path %1% setting %2%") % _path % _key).str());
+ } else if (_object == NULL) {
+ string msg = (boost::format("Unable to find object %1% to set %2%") % _path % _key).str();
+ _responder->respond_error(msg);
+ } else {
+ _responder->respond_ok();
+ if (_property)
+ _engine.broadcaster()->send_property_change(_path, _key, _value);
+ else
+ _engine.broadcaster()->send_variable_change(_path, _key, _value);
+ }
+}
+
+
+} // namespace Ingen