gtk2_ardour/latency_gui.h

   1 #ifndef __gtk2_ardour_latency_gui_h__
   2 #define __gtk2_ardour_latency_gui_h__
   3
   4 #include <vector>
   5 #include <string>
   6
   7 #include <gtkmm/dialog.h>
   8 #include <gtkmm/box.h>
   9 #include <gtkmm/button.h>
  10 #include <gtkmm/adjustment.h>
  11
  12 #include <gtkmm2ext/barcontroller.h>
  13 #include "pbd/controllable.h"
  14
  15 #include "ardour/types.h"
  16
  17 #include "ardour_dialog.h"
  18
  19 namespace ARDOUR {
  20         class Latent;
  21 }
  22
  23 class LatencyGUI;
  24
  25 class LatencyBarController : public Gtkmm2ext::BarController
  26 {
  27 public:
  28         LatencyBarController (Gtk::Adjustment& adj, LatencyGUI* g)
  29                 : BarController (adj, boost::shared_ptr<PBD::IgnorableControllable> (new PBD::IgnorableControllable ())),
  30                   _latency_gui (g) {}
  31
  32 private:
  33         LatencyGUI* _latency_gui;
  34
  35         std::string get_label (double&);
  36 };
  37
  38 class LatencyGUI : public Gtk::VBox
  39 {
  40   public:
  41         LatencyGUI (ARDOUR::Latent&, framepos_t sample_rate, framepos_t period_size);
  42         ~LatencyGUI() { }
  43
  44         void finish ();
  45         void reset ();
  46         void refresh ();
  47
  48   private:
  49         ARDOUR::Latent& _latent;
  50         framepos_t initial_value;
  51         framepos_t sample_rate;
  52         framepos_t period_size;
  53         boost::shared_ptr<PBD::IgnorableControllable> ignored;
  54
  55         Gtk::Adjustment adjustment;
  56         LatencyBarController bc;
  57         Gtk::HBox hbox1;
  58         Gtk::HBox hbox2;
  59         Gtk::HButtonBox hbbox;
  60         Gtk::Button minus_button;
  61         Gtk::Button plus_button;
  62         Gtk::Button reset_button;
  63         Gtk::ComboBoxText units_combo;
  64
  65         void change_latency_from_button (int dir);
  66
  67         friend class LatencyBarController;
  68
  69         static std::vector<std::string> unit_strings;
  70 };
  71
  72 class LatencyDialog : public ArdourDialog
  73 {
  74   public:
  75         LatencyDialog (const std::string& title, ARDOUR::Latent&, framepos_t sample_rate, framepos_t period_size);
  76         ~LatencyDialog() {}
  77
  78   private:
  79         LatencyGUI lwidget;
  80 };
  81
  82 #endif /* __gtk2_ardour_latency_gui_h__ */