gtk2_ardour/midi_tracer.h

   1 #ifndef __ardour_gtk_midi_tracer_h__
   2 #define __ardour_gtk_midi_tracer_h__
   3
   4 #include <gtkmm/textview.h>
   5 #include <gtkmm/scrolledwindow.h>
   6 #include <gtkmm/togglebutton.h>
   7 #include <gtkmm/adjustment.h>
   8 #include <gtkmm/spinbutton.h>
   9 #include <gtkmm/label.h>
  10 #include <gtkmm/comboboxtext.h>
  11
  12 #include "pbd/signals.h"
  13 #include "pbd/ringbuffer.h"
  14 #include "pbd/pool.h"
  15 #include "midi++/types.h"
  16 #include "ardour_dialog.h"
  17
  18 namespace MIDI {
  19         class Parser;
  20 }
  21
  22 class MidiTracer : public ArdourDialog
  23 {
  24   public:
  25         MidiTracer ();
  26         ~MidiTracer();
  27
  28   private:
  29         MIDI::Parser* parser;
  30         Gtk::TextView text;
  31         Gtk::ScrolledWindow scroller;
  32         Gtk::Adjustment line_count_adjustment;
  33         Gtk::SpinButton line_count_spinner;
  34         Gtk::Label line_count_label;
  35         Gtk::HBox line_count_box;
  36
  37         bool autoscroll;
  38         bool show_hex;
  39         bool collect;
  40
  41         /** Incremented when an update is requested, decremented when one is handled; hence
  42          *  equal to 0 when an update is not queued.  May temporarily be negative if a
  43          *  update is handled before it was noted that it had just been queued.
  44          */
  45         volatile gint _update_queued;
  46
  47         RingBuffer<char *> fifo;
  48         Pool buffer_pool;
  49         static const size_t buffer_size = 256;
  50
  51         void tracer (MIDI::Parser&, MIDI::byte*, size_t);
  52         void update ();
  53
  54         Gtk::CheckButton autoscroll_button;
  55         Gtk::CheckButton base_button;
  56         Gtk::CheckButton collect_button;
  57         Gtk::ComboBoxText _port_combo;
  58
  59         void base_toggle ();
  60         void autoscroll_toggle ();
  61         void collect_toggle ();
  62
  63         void port_changed ();
  64         void ports_changed ();
  65         void disconnect ();
  66         PBD::ScopedConnection _parser_connection;
  67         PBD::ScopedConnection _manager_connection;
  68 };
  69
  70 #endif /* __ardour_gtk_midi_tracer_h__ */