rkeys/io/x11/keysim.js

A platform for creating tablet/HTML5 virtual-keyboard apps to send keystrokes to remote X11

// Generated by LiveScript 1.3.0
(function(){
  var _, X11, H, Kco, downkeys, i$, ref$, len$, sig;
  _ = require('lodash');
  X11 = require('x11');
  H = require('./helper');
  Kco = require('./keycode');
  module.exports = {
    down: function(it){
      return simulate(H.xtest.KeyPress, it);
    },
    up: function(it){
      return simulate(H.xtest.KeyRelease, it);
    }
  };
  downkeys = [];
  for (i$ = 0, len$ = (ref$ = ['SIGINT', 'SIGHUP', 'SIGTERM']).length; i$ < len$; ++i$) {
    sig = ref$[i$];
    process.on(sig, process.exit);
  }
  process.on('exit', releaseKeys);
  function fakeInput(type, keycode){
    return H.xtest.FakeInput(type, keycode, 0, H.root, 0, 0);
  }
  function releaseKeys(){
    var i$, ref$, len$, c, results$ = [];
    for (i$ = 0, len$ = (ref$ = downkeys).length; i$ < len$; ++i$) {
      c = ref$[i$];
      log("release key code=" + c);
      results$.push(fakeInput(H.xtest.KeyRelease, c));
    }
    return results$;
  }
  function simulate(type, key){
    var cs, i$, len$, c, results$ = [];
    if (!(cs = Kco.getKeycodes(key))) {
      return;
    }
    for (i$ = 0, len$ = cs.length; i$ < len$; ++i$) {
      c = cs[i$];
      trackDownkeys(type, c);
      results$.push(fakeInput(type, c));
    }
    return results$;
  }
  function trackDownkeys(type, keycode){
    switch (type) {
    case H.xtest.KeyPress:
      return downkeys.push(keycode);
    case H.xtest.KeyRelease:
      return _.pull(downkeys, keycode);
    }
  }
}).call(this);