1 files changed, 75 insertions, 0 deletions
diff --git a/src/AlsaDriver.hpp b/src/AlsaDriver.hpp
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--- /dev/null
+++ b/src/AlsaDriver.hpp
@@ -0,0 +1,75 @@
+/* This file is part of Patchage.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ * 
+ * Patchage 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.
+ * 
+ * Patchage 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
+ */
+
+#ifndef ALSADRIVER_H
+#define ALSADRIVER_H
+
+#include <iostream>
+#include <alsa/asoundlib.h>
+#include <pthread.h>
+#include <queue>
+#include <string>
+#include "Driver.hpp"
+class Patchage;
+class PatchagePort;
+class PatchageFlowCanvas;
+
+using std::queue; using std::string;
+
+
+/** Handles all externally driven functionality, registering ports etc.
+ */
+class AlsaDriver : public Driver
+{
+public:
+	AlsaDriver(Patchage* app);
+	~AlsaDriver();
+	
+	void attach(bool launch_daemon = false);
+	void detach();
+
+	bool is_attached() const { return (_seq != NULL); }
+
+	void refresh();
+
+	bool connect(boost::shared_ptr<PatchagePort> src_port,
+	             boost::shared_ptr<PatchagePort> dst_port);
+
+	bool disconnect(boost::shared_ptr<PatchagePort> src_port,
+	                boost::shared_ptr<PatchagePort> dst_port);
+	
+private:
+	void refresh_ports();
+	void refresh_connections();
+	
+	void add_connections(boost::shared_ptr<PatchagePort> port);
+	
+	bool create_refresh_port();
+	static void* refresh_main(void* me);
+	void _refresh_main();
+	
+	boost::shared_ptr<PatchagePort> create_port(boost::shared_ptr<PatchageModule> parent,
+		const string& name, bool is_input, snd_seq_addr_t addr);
+	                                            
+	Patchage* _app;
+
+	snd_seq_t* _seq;
+
+	pthread_t _refresh_thread;
+};
+
+#endif // ALSADRIVER_H