Flatten ingen source directory heirarchy a bit.

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@1551 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 184 insertions, 0 deletions

diff --git a/src/client/ThreadedSigClientInterface.hpp b/src/client/ThreadedSigClientInterface.hpp
new file mode 100644
index 00000000..3014c139
--- /dev/null
+++ b/src/client/ThreadedSigClientInterface.hpp
@@ -0,0 +1,184 @@
+/* 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
+ */
+
+#ifndef THREADEDSIGCLIENTINTERFACE_H
+#define THREADEDSIGCLIENTINTERFACE_H
+
+#include <inttypes.h>
+#include <string>
+#include <sigc++/sigc++.h>
+#include <glibmm/thread.h>
+#include "interface/ClientInterface.hpp"
+#include "SigClientInterface.hpp"
+#include <raul/Atom.hpp>
+#include <raul/SRSWQueue.hpp>
+
+using std::string;
+
+/** Returns nothing and takes no parameters (because they have all been bound) */
+typedef sigc::slot<void> Closure;
+
+namespace Ingen {
+namespace Shared { class EngineInterface; }
+namespace Client {
+
+
+/** A LibSigC++ signal emitting interface for clients to use.
+ *
+ * This emits signals (possibly) in a different thread than the ClientInterface
+ * functions are called.  It must be explicitly driven with the emit_signals()
+ * function, which fires all enqueued signals up until the present.  You can
+ * use this in a GTK idle callback for receiving thread safe engine signals.
+ */
+class ThreadedSigClientInterface : public SigClientInterface
+{
+public:
+	ThreadedSigClientInterface(uint32_t queue_size)
+	: _sigs(queue_size)
+	, response_ok_slot(signal_response_ok.make_slot())
+	, response_error_slot(signal_response_error.make_slot())
+	, error_slot(signal_error.make_slot())
+	, new_plugin_slot(signal_new_plugin.make_slot())
+	, new_patch_slot(signal_new_patch.make_slot())
+	, new_node_slot(signal_new_node.make_slot())
+	, new_port_slot(signal_new_port.make_slot())
+	, connection_slot(signal_connection.make_slot())
+	, patch_cleared_slot(signal_patch_cleared.make_slot())
+	, object_destroyed_slot(signal_object_destroyed.make_slot())
+	, object_renamed_slot(signal_object_renamed.make_slot())
+	, disconnection_slot(signal_disconnection.make_slot())
+	, variable_change_slot(signal_variable_change.make_slot())
+	, property_change_slot(signal_property_change.make_slot())
+	, port_value_slot(signal_port_value.make_slot())
+	, port_activity_slot(signal_port_activity.make_slot())
+	, program_add_slot(signal_program_add.make_slot())
+	, program_remove_slot(signal_program_remove.make_slot())
+	{
+	}
+
+	virtual std::string uri() const { return "(internal)"; }
+
+    virtual void subscribe(Shared::EngineInterface* engine) { throw; }
+
+	bool enabled() const { return _attached; }
+
+	void bundle_begin()
+		{ push_sig(bundle_begin_slot); }
+
+	void bundle_end()
+		{ push_sig(bundle_end_slot); }
+	
+	void transfer_begin() {}
+	void transfer_end()   {}
+
+	void response_ok(int32_t id)
+		{ push_sig(sigc::bind(response_ok_slot, id)); }
+	
+	void response_error(int32_t id, const string& msg)
+		{ push_sig(sigc::bind(response_error_slot, id, msg)); }
+
+	void error(const string& msg)
+		{ push_sig(sigc::bind(error_slot, msg)); }
+	
+	void new_plugin(const string& uri, const string& type_uri, const string& symbol, const string& name)
+		{ push_sig(sigc::bind(new_plugin_slot, uri, type_uri, symbol, name)); }
+	
+	void new_patch(const string& path, uint32_t poly)
+		{ push_sig(sigc::bind(new_patch_slot, path, poly)); }
+	
+	void new_node(const string& path, const string& plugin_uri)
+		{ push_sig(sigc::bind(new_node_slot, path, plugin_uri)); }
+	
+	void new_port(const string& path, uint32_t index,  const string& data_type, bool is_output)
+		{ push_sig(sigc::bind(new_port_slot, path, index, data_type, is_output)); }
+	
+	void connect(const string& src_port_path, const string& dst_port_path)
+		{ push_sig(sigc::bind(connection_slot, src_port_path, dst_port_path)); }
+
+	void destroy(const string& path)
+		{ push_sig(sigc::bind(object_destroyed_slot, path)); }
+	
+	void patch_cleared(const string& path)
+		{ push_sig(sigc::bind(patch_cleared_slot, path)); }
+
+	void object_renamed(const string& old_path, const string& new_path)
+		{ push_sig(sigc::bind(object_renamed_slot, old_path, new_path)); }
+	
+	void disconnect(const string& src_port_path, const string& dst_port_path)
+		{ push_sig(sigc::bind(disconnection_slot, src_port_path, dst_port_path)); }
+	
+	void set_variable(const string& path, const string& key, const Raul::Atom& value)
+		{ push_sig(sigc::bind(variable_change_slot, path, key, value)); }
+	
+	void set_property(const string& path, const string& key, const Raul::Atom& value)
+		{ push_sig(sigc::bind(property_change_slot, path, key, value)); }
+
+	void set_port_value(const string& port_path, const Raul::Atom& value)
+		{ push_sig(sigc::bind(port_value_slot, port_path, value)); }
+	
+	void set_voice_value(const string& port_path, uint32_t voice, const Raul::Atom& value)
+		{ push_sig(sigc::bind(voice_value_slot, port_path, voice, value)); }
+	
+	void port_activity(const string& port_path)
+		{ push_sig(sigc::bind(port_activity_slot, port_path)); }
+
+	void program_add(const string& path, uint32_t bank, uint32_t program, const string& name)
+		{ push_sig(sigc::bind(program_add_slot, path, bank, program, name)); }
+	
+	void program_remove(const string& path, uint32_t bank, uint32_t program)
+		{ push_sig(sigc::bind(program_remove_slot, path, bank, program)); }
+
+	/** Process all queued events - Called from GTK thread to emit signals. */
+	bool emit_signals();
+
+private:
+	void push_sig(Closure ev);
+	
+	Glib::Mutex _mutex;
+	Glib::Cond  _cond;
+
+	Raul::SRSWQueue<Closure> _sigs;
+	bool                     _attached;
+
+	sigc::slot<void>                                     bundle_begin_slot; 
+	sigc::slot<void>                                     bundle_end_slot; 
+	sigc::slot<void, int32_t>                            response_ok_slot; 
+	sigc::slot<void, int32_t, string>                    response_error_slot; 
+	sigc::slot<void, string>                             error_slot; 
+	sigc::slot<void, string, string, string, string>     new_plugin_slot; 
+	sigc::slot<void, string, uint32_t>                   new_patch_slot; 
+	sigc::slot<void, string, string>                     new_node_slot; 
+	sigc::slot<void, string, uint32_t, string, bool>     new_port_slot;
+	sigc::slot<void, string, string>                     connection_slot;
+	sigc::slot<void, string>                             patch_cleared_slot; 
+	sigc::slot<void, string>                             object_destroyed_slot; 
+	sigc::slot<void, string, string>                     object_renamed_slot; 
+	sigc::slot<void, string, string>                     disconnection_slot; 
+	sigc::slot<void, string, string, Raul::Atom>         variable_change_slot; 
+	sigc::slot<void, string, string, Raul::Atom>         property_change_slot; 
+	sigc::slot<void, string, Raul::Atom>                 port_value_slot; 
+	sigc::slot<void, string, uint32_t, Raul::Atom>       voice_value_slot; 
+	sigc::slot<void, string>                             port_activity_slot; 
+	sigc::slot<void, string, uint32_t, uint32_t, string> program_add_slot; 
+	sigc::slot<void, string, uint32_t, uint32_t>         program_remove_slot; 
+};
+
+
+} // namespace Client
+} // namespace Ingen
+
+#endif