jackpanel/JackpanelApplet.vala

   1 /*
   2     Copyright 2009 by Hans Baier
   3     License: GPLv2+
   4 */
   5
   6 using GLib;
   7 using Panel;
   8
   9 namespace Jackpanel {
  10
  11 public class JackpanelApplet : JackpanelBase {
  12     private MiniDisplay display;
  13     private Jackpanel   panel;
  14     private new Gtk.Window  window;
  15
  16     private bool show_state () {
  17         if ((!initialized) || client == null) {
  18             display.off = true;
  19             return false;
  20         }
  21
  22         display.realtime = client.is_realtime();
  23
  24         display.sample_rate = client.get_sample_rate ();
  25
  26         display.buffer_size = client.get_buffer_size ();
  27
  28         if (display.xruns != no_xruns) display.xruns = no_xruns;
  29
  30         display.off = false;
  31
  32         // this one redraws the panel
  33         show_time (display);
  34
  35         return true;
  36     }
  37
  38     protected override void on_transport_stopped () {}
  39
  40     protected override void on_transport_rolling () {}
  41
  42     protected void post_jack_init_function () {
  43         debug ("PanelApplet: post_jack_init");
  44         if (initialized) {
  45             Timeout.add (100, show_state);
  46         } else {
  47             display.off = true;
  48         }
  49     }
  50
  51     construct {
  52         client_name = "jackpanel-applet";
  53
  54         display = new MiniDisplay ();
  55
  56         display.sample_rate_changed += (display, new_rate) => {
  57             config.sample_rate = (int)new_rate;
  58             restart_jack ();
  59         };
  60
  61         display.buffer_size_changed += (display, new_size) => {
  62             client.set_buffer_size (new_size);
  63             display.buffer_size = new_size;
  64             config.buffer_size = (int)new_size;
  65         };
  66
  67         display.toggle_realtime_requested += (display, should_be_realtime) => {
  68             if (should_be_realtime != config.realtime) {
  69                 config.realtime = should_be_realtime;
  70                 restart_jack ();
  71             }
  72         };
  73
  74         display.reset_xruns_requested += (display) => {
  75             no_xruns = 0;
  76         };
  77         add (display);
  78
  79         window = new Gtk.Window (Gtk.WindowType.TOPLEVEL);
  80         window.set_default_icon_name ("jackpanel");
  81         // JACK gets started here
  82         panel  = new Jackpanel ("jackpanel-applet");
  83         panel.post_jack_init += post_jack_init_function;
  84         window.add (panel);
  85         window.set_deletable (false);
  86         window.allow_grow = false;
  87         window.show_all ();
  88         window.visible = false;
  89
  90         post_jack_init += () => {
  91             panel.post_jack_init ();
  92         };
  93
  94         display.double_click += () => {
  95             window.visible = !window.visible;
  96         };
  97
  98         post_jack_init_function ();
  99     }
 100
 101     public void toggle_transport_window () {
 102         display.double_click ();
 103     }
 104
 105     ~JackPanelApplet () {
 106         stop_jack ();
 107     }
 108 }
 109
 110 } //namespace Jackpanel