major design changes: use glib event loop for MIDI thread/UI; rework design of BaseUI and AbstractUI; solo & mute are both temporarily broken; OSC control up next; may segfault during exit

git-svn-id: svn://localhost/ardour2/branches/3.0@6328 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 52 insertions, 0 deletions

diff --git a/libs/ardour/ardour/midi_ui.h b/libs/ardour/ardour/midi_ui.h
new file mode 100644
index 0000000000..e1f322ddd1
--- /dev/null
+++ b/libs/ardour/ardour/midi_ui.h
@@ -0,0 +1,52 @@
+#ifndef __libardour_midi_ui_h__
+#define __libardour_midi_ui_h__
+
+#include <list>
+#include "pbd/abstract_ui.h"
+
+namespace MIDI { 
+	class port;
+}
+
+namespace ARDOUR {
+
+class Session;
+
+/* this is mostly a placeholder because I suspect that at some
+   point we will want to add more members to accomodate
+   certain types of requests to the MIDI UI
+*/
+
+struct MidiUIRequest : public BaseUI::BaseRequestObject {
+  public:
+	MidiUIRequest () {}
+	~MidiUIRequest() {}
+};
+
+class MidiControlUI : public AbstractUI<MidiUIRequest>
+{
+  public:
+	MidiControlUI (Session& s);
+	~MidiControlUI ();
+	
+	static BaseUI::RequestType PortChange;
+	
+	void change_midi_ports ();
+	
+  protected:
+	void thread_init ();
+	void do_request (MidiUIRequest*);
+	
+  private:
+	typedef std::list<Glib::RefPtr<Glib::IOSource> > PortSources;
+	PortSources port_sources;
+	ARDOUR::Session& _session;
+	
+	bool midi_input_handler (Glib::IOCondition, MIDI::Port*);
+	void reset_ports ();
+	void clear_ports ();
+};
+
+}
+
+#endif /* __libardour_midi_ui_h__ */