From 8c45cbc006d751df91eb637032190ff4a33fc78e Mon Sep 17 00:00:00 2001
From: David Runge <dave@sleepmap.de>
Date: Sun, 3 Jul 2016 16:34:58 +0200
Subject: classes/*.sc: Moving all classes to the proper subfolder classes.

---
 Bowelyzer.sc                 | 267 ----------------------
 BowelyzerAnalyzer.sc         | 209 -----------------
 BowelyzerConfig.sc           | 362 ------------------------------
 BowelyzerGUI.sc              | 520 -------------------------------------------
 BowelyzerOSCHub.sc           |  88 --------
 classes/Bowelyzer.sc         | 267 ++++++++++++++++++++++
 classes/BowelyzerAnalyzer.sc | 209 +++++++++++++++++
 classes/BowelyzerConfig.sc   | 362 ++++++++++++++++++++++++++++++
 classes/BowelyzerGUI.sc      | 520 +++++++++++++++++++++++++++++++++++++++++++
 classes/BowelyzerOSCHub.sc   |  88 ++++++++
 10 files changed, 1446 insertions(+), 1446 deletions(-)
 delete mode 100644 Bowelyzer.sc
 delete mode 100644 BowelyzerAnalyzer.sc
 delete mode 100644 BowelyzerConfig.sc
 delete mode 100644 BowelyzerGUI.sc
 delete mode 100644 BowelyzerOSCHub.sc
 create mode 100644 classes/Bowelyzer.sc
 create mode 100644 classes/BowelyzerAnalyzer.sc
 create mode 100644 classes/BowelyzerConfig.sc
 create mode 100644 classes/BowelyzerGUI.sc
 create mode 100644 classes/BowelyzerOSCHub.sc

diff --git a/Bowelyzer.sc b/Bowelyzer.sc
deleted file mode 100644
index cafaf00..0000000
--- a/Bowelyzer.sc
+++ /dev/null
@@ -1,267 +0,0 @@
-Bowelyzer{
-
-  var <gui, <server, <analyzer, <config, <hub;
-
-  *new{
-    arg configFile;
-    ^super.new.init(configFile);
-  }
-
-  init{
-    //initialize with configuration, if available (else use default)
-    arg configFile;
-    config = BowelyzerConfig.new(configFile);
-    server = Server.new(
-      \bowelyzer,
-      BowelyzerOSCHub.getNetAddr(
-        config.config.at(\synthServerAddress),
-        config.config.at(\synthServerPort)
-      )
-    );
-    Server.default = server;
-    server.waitForBoot({
-      hub = BowelyzerOSCHub.new(config.config);
-      analyzer = BowelyzerAnalyzer.new(config.config);
-      gui = BowelyzerGUI.new(config.config);
-      this.addGUIListeners;
-      this.addServerListeners;
-   },
-   5,
-   {"scsynth failed to start!".postln});
-  }
-
-  addGUIListeners{
-    // listen for control changes
-    OSCdef.newMatching(
-      key: \controls,
-      func: {|msg, time, addr, recvPort|
-        postln("Received: "++msg);
-        // if the control exists, change it
-        if(msg[1].notNil && msg[2].notNil && msg[3].notNil,{
-          if(config.config.at(\controls).includesKey(msg[1]),{
-            if(config.config.at(\controls).at(msg[1]).includesKey(msg[2]),{
-              config.config.at(\controls).at(msg[1]).put(msg[2], config.getControlValue(msg[2], msg[3]));
-            });
-          });
-        });
-      },
-      path: "/controls",
-      srcID: NetAddr.new("127.0.0.1", NetAddr.langPort)
-    );
-    // listen for input changes (rename and input channel)
-    OSCdef.newMatching(
-      key: \inputs,
-      func: {|msg, time, addr, recvPort|
-        var name = msg[1],
-        type = msg[2],
-        update = msg[3];
-        postln("Received: "++msg);
-        if(name.notNil && type.notNil && update.notNil,{
-          if(config.config.at(\inputs).includesKey(name) && config.config.at(\controls).includesKey(name),{
-            switch(type,
-              \name,{
-                //if the name exists and the new name is not empty, change it
-                //FIXME: check whether new name exists and only setup then, else reset the textfield
-                if(update != "",{
-                  //move the controls
-                  config.config.at(\controls).put(update.asSymbol, config.config.at(\controls).at(name));
-                  config.config.at(\controls).removeAt(name.asSymbol);
-                  // rename the input
-                  config.config.at(\inputs).put(update.asSymbol, config.config.at(\inputs).at(name));
-                  config.config.at(\inputs).removeAt(name);
-                  Routine{
-                    // rename the channel View
-                    gui.channels.do({|channel|
-                      if(channel.name.asSymbol == name.asSymbol, {
-                        channel.name = update.asSymbol;
-                      });
-                    });
-                    // OSC indicator: stop old task, remove it and create a new one with updated name
-                    gui.indicators.at(name).stop;
-                    gui.indicators.removeAt(name);
-                    gui.addOSCIndicatorFadeOutTask(update);
-                  }.play(AppClock);
-                  // stop the listener for LevelIndicator by name and start a new one based upon the updated name
-                  OSCdef(\levels_++name).free;
-                  this.setupLevelListener(update, hub.synthServer);
-                  // free the synth on the server and start a new one according to the config
-                  analyzer.freeAnalysisSynth(name.asSymbol);
-                  analyzer.synths.removeAt(name);
-                  analyzer.addSynthWithName(update);
-                  // start the Synth (possibly paused)
-                  Routine{
-                    1.wait;
-                    analyzer.startSynthWithNameAndControls(update.asSymbol, config.config.at(\controls).at(update), config.config.at(\inputs).at(update));
-                  }.play;
-                  // rename the hub listener for the Synth
-                  hub.freeSynthListener(name);
-                  hub.addSynthListener(update);
-                  hub.startSynthListener(update);
-                });
-              },
-              \input,{
-                // change the input in configuration
-                config.config.at(\inputs).put(name, update.asInteger);
-                // change the input in the Synth
-                analyzer.setSynthControl(name.asSymbol, \inputChannel, update.asInteger);
-              }
-            );
-          });
-        });
-      },
-      path: "/inputs",
-      srcID: NetAddr.new("127.0.0.1", NetAddr.langPort)
-    );
-    // listen for toggling messages to "mute" channel
-    OSCdef.newMatching(
-      key: \toggle,
-      func: {|msg, time, addr, recvPort|
-        var name = msg[1],
-        toggle = msg[2];
-        postln("Received: "++msg);
-        if(name.notNil && toggle.notNil && toggle.isInteger,{
-          if(config.config.at(\inputs).includesKey(name),{
-            switch(toggle,
-              0,{
-                config.config.at(\controls).at(name).put(\active, true);
-                analyzer.startAnalysisSynth(name);
-              },
-              1,{
-                config.config.at(\controls).at(name).put(\active, false);
-                analyzer.stopAnalysisSynth(name);
-              }
-            );
-          });
-        });
-      },
-      path: "/toggle",
-      srcID: NetAddr.new("127.0.0.1", NetAddr.langPort)
-    );
-
-    // listen for address messages to change OSC addresses
-    OSCdef.newMatching(
-      key: \address,
-      func: {|msg, time, addr, recvPort|
-        var type = msg[1],
-        address = msg[2];
-        postln("Received: "++msg);
-        if(type.notNil && config.config.includesKey(type),{
-          config.config.put(type.asSymbol, address.asString);
-          hub.setupNetAddressesFromConfig(config.config);
-        });
-      },
-      path: "/address",
-      srcID: hub.local
-    );
-
-    // listen for port messages to change OSC ports
-    OSCdef.newMatching(
-      key: \port,
-      func: {|msg, time, addr, recvPort|
-        var type = msg[1],
-        port = msg[2];
-        postln("Received: "++msg);
-        if(type.notNil && config.config.includesKey(type),{
-          config.config.put(type.asSymbol, port.asInteger);
-          hub.setupNetAddressesFromConfig(config.config);
-        });
-      },
-      path: "/port",
-      srcID: hub.local
-    );
-
-    // listen for port messages to change OSC ports
-    OSCdef.newMatching(
-      key: \save,
-      func: {|msg, time, addr, recvPort|
-        var path = msg[1];
-        postln("Received: "++msg);
-        //TODO: implement save (write to file) in BowelyzerConfig
-      },
-      path: "/save",
-      srcID: hub.local
-    );
-
-    // listen for port messages to change OSC ports
-    OSCdef.newMatching(
-      key: \load,
-      func: {|msg, time, addr, recvPort|
-        var path = msg[1];
-        postln("Received: "++msg);
-        //TODO: use BowelyzerConfig readFromConfigurationFile
-        //TODO: destroy current GUI elements
-        //TODO: load channels, etc.
-      },
-      path: "/load",
-      srcID: hub.local
-    );
-  }
-
-  // add OSCdefs listening for messages coming from scsynth, to update the GUI
-  addServerListeners{
-    this.setupIndicatorListener;
-    // add and start a listener for each channel's LevelIndicator
-    config.config.at(\inputs).pairsDo({|key,value|
-      this.setupLevelListener(key, hub.synthServer);
-    });
-  }
-
-  // setup a listener for a level indicator by name and source (of synth server)
-  setupIndicatorListener{
-    // listen for indicator messages
-    OSCdef.newMatching(
-      key: \indicate,
-      func: {|msg, time, addr, recvPort|
-        var name = msg[1];
-        //postln("Indicate for "++name);
-        if(config.config.at(\inputs).includesKey(name),{
-          if(gui.indicators.includesKey(name),{
-            gui.indicators.at(name).stop;
-            gui.indicators.at(name).reset;
-            gui.indicators.at(name).start(AppClock);
-          });
-        });
-      },
-      path: "/indicate",
-      srcID: NetAddr.new("127.0.0.1", NetAddr.langPort)
-    );
-  }
-
-  // setup a listener for a level indicator by name and source (of synth server)
-  setupLevelListener{
-    arg name, server;
-    postln("Setting up LevelListener for: "++name);
-    OSCdef.newMatching(
-      key: \levels_++name,
-      func: {|msg, time, addr, recvPort|
-        var name = msg[0].asString.replace("/levels/", "").asSymbol,
-        value = msg[3].ampdb.linlin(-40, 0, 0, 1),
-        peak = msg[4].ampdb.linlin(-40, 0, 0, 1);
-        //postln("Receiving: "++msg);
-        {
-          gui.channels.do({|channel|
-            if(channel.name.asSymbol == name,{
-              channel.children.do({|channelChild|
-                if(channelChild.name.asSymbol == \meterAndControls,{
-                  channelChild.children.do({|meterAndControls|
-                    if(meterAndControls.name.asSymbol == \meterView, {
-                      meterAndControls.children.do({|meterView|
-                        if(meterView.isKindOf(LevelIndicator), {
-                          //postln("Setting up LevelIndicator for "++name);
-                          meterView.value = value;
-                          meterView.peakLevel = peak;
-                        });
-                      });
-                    });
-                  });
-                });
-              });
-            });
-          });
-        }.defer;
-      },
-      path: "/levels/"++name,
-      srcID: server
-    );
-  }
-}
diff --git a/BowelyzerAnalyzer.sc b/BowelyzerAnalyzer.sc
deleted file mode 100644
index 39728bd..0000000
--- a/BowelyzerAnalyzer.sc
+++ /dev/null
@@ -1,209 +0,0 @@
-BowelyzerAnalyzer{
-
-  var <synths;
-  var <analyzerGroup;
-  var <monitoringGroup;
-
-  *new{
-    arg config;
-    ^super.new.init(config);
-  }
-
-  init{
-    arg config;
-    synths = Dictionary.new(config.at(\inputs).size);
-    this.setupGroups;
-    this.addSynthsFromConfig(config);
-    Routine{
-      1.wait;
-      this.startSynthsFromConfig(config);
-    }.play;
-  }
-
-  // setup a synth group for the analyzers
-  setupGroups{
-    analyzerGroup = Group.new;
-    monitoringGroup = Group.after(analyzerGroup);
-    NodeWatcher.register(analyzerGroup);
-    NodeWatcher.register(monitoringGroup);
-  }
-
-  // add synths for the defined channels
-  addSynthsFromConfig{
-    arg config;
-    config.at(\inputs).keysValuesDo({|name, inputChannel|
-      ("Adding SynthDef \""++name++"\" on input "++inputChannel).postln;
-      this.addSynthWithName(name);
-    });
-  }
-
-  addSynthWithName{
-    arg name;
-    SynthDef(name, {
-      arg inputChannel,
-      sendReplyFreq,
-      amplitudeAttackTime,
-      amplitudeReleaseTime,
-      hfHainsworth,
-      hfFoote,
-      hfThreshold,
-      hfWaitTime,
-      pitchInitFreq,
-      pitchMinFreq,
-      pitchMaxFreq,
-      pitchExecFreq,
-      pitchMaxBinsPerOctave,
-      pitchMedian,
-      pitchAmpThreshold,
-      pitchPeakThreshold,
-      pitchDownSample
-      ;
-      var amplitude, input, detect, pitch, hasPitch;
-      //TODO: Add volume for SoundIn
-      input = SoundIn.ar(bus: inputChannel);
-      amplitude = Amplitude.kr(
-        in: input,
-        attackTime: amplitudeAttackTime,
-        releaseTime: amplitudeReleaseTime
-      );
-      detect = A2K.kr(
-        PV_HainsworthFoote.ar(
-          FFT(LocalBuf(2048), input),
-          proph: hfHainsworth,
-          propf: hfFoote,
-          threshold: hfThreshold,
-          waittime: hfWaitTime
-        )
-      );
-      # pitch, hasPitch = Pitch.kr(
-        in: input,
-        initFreq: pitchInitFreq,
-        minFreq: pitchMinFreq,
-        maxFreq: pitchMaxFreq,
-        execFreq: pitchExecFreq,
-        maxBinsPerOctave: pitchMaxBinsPerOctave,
-        median: pitchMedian,
-        ampThreshold: pitchAmpThreshold,
-        peakThreshold: pitchPeakThreshold,
-        downSample: pitchDownSample
-      );
-      // SendReply for OSCHub
-      SendReply.kr(
-        Impulse.kr(sendReplyFreq),
-        "/"++name,
-        [amplitude, pitch, hasPitch, detect]
-      );
-      // SendReply for LevelIndicator
-      SendReply.kr(
-        Impulse.kr(10),
-        "/levels/"++name,
-        [
-          Amplitude.kr(input),
-          K2A.ar(
-            Peak.ar(
-              input,
-              Delay1.kr(Impulse.kr(10))
-            ).lag(0, 3)
-          )
-        ]
-      );
-    }).add;
-  }
-
-  startSynthsFromConfig{
-    arg config;
-    config.at(\controls).keysValuesDo({|name, controls|
-      postln("Starting synth \""++name++"\".");
-      this.startSynthWithNameAndControls(name, controls, config.at(\inputs).at(name));
-    });
-  }
-
-  // add and start the Synth with name, controls and input channel
-  startSynthWithNameAndControls{
-    arg name, controls, input;
-    // if the input is set to active, start right away, else pause
-    if(controls.at(\active),{
-      synths.add(name -> Synth.new(
-        name,
-        [
-          inputChannel: input,
-          sendReplyFreq: controls.at(\sendReplyFreq),
-          amplitudeAttackTime: controls.at(\amplitudeAttackTime),
-          amplitudeReleaseTime: controls.at(\amplitudeReleaseTime),
-          hfHainsworth: controls.at(\hfhainsworth),
-          hfFoote: controls.at(\hfFoote),
-          hfThreshold: controls.at(\hfThreshold),
-          hfWaitTime: controls.at(\hfWaitTime),
-          pitchInitFreq: controls.at(\pitchInitFreq),
-          pitchMinFreq: controls.at(\pitchMinFreq),
-          pitchMaxFreq: controls.at(\pitchMaxFreq),
-          pitchExecFreq: controls.at(\pitchExecFreq),
-          pitchMaxBinsPerOctave: controls.at(\pitchMaxBinsPerOctave),
-          pitchMedian: controls.at(\pitchMedian),
-          pitchAmpThreshold: controls.at(\pitchAmpThreshold),
-          pitchPeakThreshold: controls.at(\pitchPeakThreshold),
-          pitchDownSample: controls.at(\pitchDownSample)
-        ],
-        analyzerGroup
-        ).register;
-      );
-    },{
-      synths.add(name -> Synth.newPaused(
-        name,
-        [
-          inputChannel: input,
-          sendReplyFreq: controls.at(\sendReplyFreq),
-          amplitudeAttackTime: controls.at(\amplitudeAttackTime),
-          amplitudeReleaseTime: controls.at(\amplitudeReleaseTime),
-          hfHainsworth: controls.at(\hfhainsworth),
-          hfFoote: controls.at(\hfFoote),
-          hfThreshold: controls.at(\hfThreshold),
-          hfWaitTime: controls.at(\hfWaitTime),
-          pitchInitFreq: controls.at(\pitchInitFreq),
-          pitchMinFreq: controls.at(\pitchMinFreq),
-          pitchMaxFreq: controls.at(\pitchMaxFreq),
-          pitchExecFreq: controls.at(\pitchExecFreq),
-          pitchMaxBinsPerOctave: controls.at(\pitchMaxBinsPerOctave),
-          pitchMedian: controls.at(\pitchMedian),
-          pitchAmpThreshold: controls.at(\pitchAmpThreshold),
-          pitchPeakThreshold: controls.at(\pitchPeakThreshold),
-          pitchDownSample: controls.at(\pitchDownSample)
-        ],
-        analyzerGroup
-        ).register;
-      );
-    });
-  }
-
-  // set a synth control by provoding its name, its control name and control value
-  setSynthControl{
-    arg name, controlName, controlValue;
-    synths.at(name).set(controlName, controlValue);
-  }
-
-  // start a synth by name
-  startAnalysisSynth{
-    arg name;
-    synths.at(name).run(true);
-  }
-
-  // stop a synth by name
-  stopAnalysisSynth{
-    arg name;
-    synths.at(name).run(false);
-  }
-
-  // free a synth by name
-  freeAnalysisSynth{
-    arg name;
-    synths.at(name).free;
-  }
-
-  startAllAnalysisSynths{
-    analyzerGroup.run(true);
-  }
-
-  stopAllAnalysisSynths{
-    analyzerGroup.run(false);
-  }
-}
diff --git a/BowelyzerConfig.sc b/BowelyzerConfig.sc
deleted file mode 100644
index 287aad4..0000000
--- a/BowelyzerConfig.sc
+++ /dev/null
@@ -1,362 +0,0 @@
-BowelyzerConfig{
-
-  const <controlsWithSlider = #[
-    \amplitudeAttackTime,
-    \amplitudeReleaseTime,
-    \hfHainsworth,
-    \hfFoote,
-    \hfThreshold,
-    \hfWaitTime,
-    \pitchInitFreq,
-    \pitchMinFreq,
-    \pitchMaxFreq,
-    \pitchExecFreq,
-    \pitchMaxBinsPerOctave,
-    \pitchMedian,
-    \pitchAmpThreshold,
-    \pitchPeakThreshold,
-    \pitchDownSample,
-    \sendReplyFreq
-  ];
-  const <controlsWithRanger = #[
-    \test
-  ];
-  const <controlsWithKnob = #[
-    \test
-  ];
-
-  const <hasToBeString = #[
-    \forwardAddress,
-    \hubAddress,
-    \synthServerAddress
-  ];
-
-  const <hasToBeInteger = #[
-    \forwardPort,
-    \hubPort,
-    \synthServerPort,
-    \pitchMedian,
-    \pitchDownSample
-  ];
-  const <hasToBeDictionary = #[
-    \inputs,
-    \controls,
-    \left,
-    \right
-  ];
-  const <hasToBeFloat = #[
-    \amplitudeAttackTime,
-    \amplitudeReleaseTime,
-    \hfHainsworth,
-    \hfFoote,
-    \hfThreshold,
-    \hfWaitTime,
-    \pitchInitFreq,
-    \pitchMinFreq,
-    \pitchMaxFreq,
-    \pitchExecFreq,
-    \pitchMaxBinsPerOctave,
-    \pitchAmpThreshold,
-    \pitchPeakThreshold,
-    \sendReplyFreq
-  ];
-
-  const <hasToBeBool = #[
-    \active
-  ];
-
-  var <config,
-  <defaultConfig,
-  <defaultControls,
-  <changed = false;
-
-  *controlContainedIn{
-    arg control;
-    if(BowelyzerConfig.controlsWithSlider.includes(control),{
-      ^\slider;
-    });
-    if(BowelyzerConfig.controlsWithRanger.includes(control),{
-      ^\ranger;
-    });
-    if(BowelyzerConfig.controlsWithKnob.includes(control),{
-      ^\knob;
-    });
-  }
-
-  *new{
-    arg config;
-    ^super.new.init(config);
-  }
-
-  init{
-    arg configFile;
-    this.addControlSpecs;
-    this.createDefaultConfig;
-    config = Dictionary.new;
-    if(configFile.notNil,{
-      if(this.readConfigurationFile(configFile).not,{
-        error("Reading of configuration file failed. Using default.");
-        config = defaultConfig;
-      });
-    },{
-      ("No configuration file provided. Using default.").postln;
-      config = defaultConfig;
-    });
-    this.showConfig;
-  }
-
-  // add ControlSpecs to the global Dictionary
-  addControlSpecs{
-    ControlSpec.specs[\amplitudeAttackTime] = ControlSpec(0.001, 10, \lin, 0.001, 0.01, units: "s");
-    ControlSpec.specs[\amplitudeReleaseTime] = ControlSpec(0.001, 10, \lin, 0.001, 0.01, units: "s");
-    ControlSpec.specs[\hfHainsworth] = ControlSpec(0.0, 1.0, \lin, 0.001, 1.0, units: "");
-    ControlSpec.specs[\hfFoote] = ControlSpec(0.0, 1.0, \lin, 0.001, 0.0, units: "");
-    ControlSpec.specs[\hfThreshold] = ControlSpec(0.0, 1.0, \lin, 0.001, 1.0, units: "");
-    ControlSpec.specs[\hfWaitTime] = ControlSpec(0.0, 1.0, \lin, 0.001, 0.04, units: "s");
-    ControlSpec.specs[\pitchInitFreq] = ControlSpec(20.0, 20000.0, \exp, 0.01, 440.0, units: "Hz");
-    ControlSpec.specs[\pitchMinFreq] = ControlSpec(20.0, 20000.0, \exp, 0.01, 60.0, units: "Hz");
-    ControlSpec.specs[\pitchMaxFreq] = ControlSpec(20.0, 20000.0, \exp, 0.01, 4000.0, units: "Hz");
-    ControlSpec.specs[\pitchExecFreq] = ControlSpec(20.0, 20000.0, \exp, 0.01, 100.0, units: "Hz");
-    ControlSpec.specs[\pitchMaxBinsPerOctave] = ControlSpec(1, 64, \lin, 1, 16, units: "bins");
-    ControlSpec.specs[\pitchMedian] = ControlSpec(1, 64, \lin, 1, 1, units: "");
-    ControlSpec.specs[\pitchAmpThreshold] = ControlSpec(0.01, 1.0, \lin, 0.01, 0.01, units: "dB");
-    ControlSpec.specs[\pitchPeakThreshold] = ControlSpec(0.01, 1.0, \lin, 0.01, 0.5, units: "dB");
-    ControlSpec.specs[\pitchDownSample] = ControlSpec(1, 100, \lin, 1, 1, units: "samples");
-    ControlSpec.specs[\sendReplyFreq] = ControlSpec(1, 100, \exp, 0.1, 20, units: "Hz");
-    ControlSpec.specs[\input] = ControlSpec(0, Server.default.options.numInputBusChannels-1, \lin, 1, 0, units: "channels");
-    ControlSpec.specs[\port] = ControlSpec(1, 65535, \lin, 1, 0, units: "ports");
-  }
-
-  // create the default configuration
-  createDefaultConfig{
-    defaultControls = Dictionary.with(*[
-      \active -> true,
-      \amplitudeAttackTime -> 0.01,
-      \amplitudeReleaseTime -> 0.1,
-      \hfHainsworth -> 1.0,
-      \hfFoote -> 0.0,
-      \hfThreshold -> 0.3,
-      \hfWaitTime -> 0.04,
-      \pitchInitFreq -> 440,
-      \pitchMinFreq -> 60,
-      \pitchMaxFreq -> 4000,
-      \pitchExecFreq -> 100,
-      \pitchMaxBinsPerOctave -> 16,
-      \pitchMedian -> 1,
-      \pitchAmpThreshold -> 0.01,
-      \pitchPeakThreshold -> 0.5,
-      \pitchDownSample -> 1,
-      \sendReplyFreq ->20
-    ]);
-    defaultConfig = Dictionary.with(*[
-      \inputs -> Dictionary.with(*[
-        \left -> 0,
-        \right -> 1
-      ]),
-      //names -> [left, right],
-      \synthServerAddress -> "127.0.0.1",
-      \synthServerPort -> 57110,
-      \hubAddress -> "127.0.0.1",
-      \hubPort -> 57120,
-      \forwardAddress -> "127.0.0.1",
-      \forwardPort -> 57120,
-      \controls -> Dictionary.with(*[
-        \left -> defaultControls,
-        \right -> defaultControls
-      ])
-    ]);
-  }
-
-// read configuration from file
-  readConfigurationFile{
-    arg configFile;
-    var configFromFile, reader, path;
-    path = PathName.new(configFile.asString);
-    if(path.isFile,{
-      postln("Reading configuration file: "++configFile);
-      try{
-        configFromFile = (configFile.asString).parseYAMLFile;
-        configFromFile.keysValuesDo({|key, value|
-          switch(key.asSymbol,
-            \controls,{
-              // adding names dictionary
-              config.put(key.asSymbol, Dictionary.new(value.size));
-              // going through the names and their associated dictionaries
-              value.keysValuesDo({|name, dictionary|
-                if(dictionary.isKindOf(Dictionary),{
-                  config.at(key.asSymbol).put(name.asSymbol, Dictionary.new(dictionary.size));
-                  // going through each control dictionary with controls and their values
-                  dictionary.keysValuesDo({|control, controlValue|
-                    if(defaultControls.includesKey(control.asSymbol),{
-                      config.at(key.asSymbol).at(name.asSymbol).put(control.asSymbol, this.getControlValue(control.asSymbol, controlValue));
-                    });
-                  });
-                },{
-                  error("This element should be of type Dictionary: "++dictionary);
-                });
-              });
-            },
-            \inputs,{
-              config.put(key.asSymbol, Dictionary.new());
-              value.keysValuesDo({|name, channel|
-                config.at(\inputs).put(name.asSymbol, channel.asInteger);
-              });
-            },
-            {
-              if(defaultConfig.includesKey(key.asSymbol),{
-                config.put(key.asSymbol, this.getSettingValue(key.asSymbol, value));
-              },{
-                error("Key is not included in known configuration: "++key);
-              });
-            }
-          );
-        });
-        postln("Reading of configuration complete. Now validating...");
-        if(this.validateConfig,{
-          postln("Validation complete.");
-          ^true;
-        },{
-          postln("Validation failed.");
-          ^false;
-        });
-      }{
-        ("Failed parsing the file: "++configFile).error;
-        ("Make sure its JSON syntax is valid!").error;
-        ^false;
-      };
-    }, {
-      error("File not readable:"++configFile.asString);
-      ^false;
-    });
-  }
-
-  //TODO: add writeConfigurationFile
-
-  // return a control value as correct type and within its defined ControlSpec range
-  getControlValue{
-    arg control, value;
-    if(defaultControls.includesKey(control.asSymbol),{
-      if(hasToBeFloat.includes(control.asSymbol),{
-        ^control.asSymbol.asSpec.constrain(value.asFloat).asFloat;
-      });
-      if(hasToBeInteger.includes(control.asSymbol),{
-        ^control.asSymbol.asSpec.constrain(value.asInteger).asInteger;
-      });
-      if(hasToBeBool.includes(control.asSymbol),{
-        switch(value,
-          0,{^false},
-          1,{^true},
-          "true",{^true},
-          "false",{^false}
-        );
-      });
-    },{
-    ^nil;
-    });
-  }
-
-  //get a setting value as correct type
-  getSettingValue{
-    arg setting, value;
-    if(defaultConfig.includesKey(setting.asSymbol),{
-      if(hasToBeString.includes(setting.asSymbol),{
-        ^value.asString;
-      });
-      if(hasToBeInteger.includes(setting.asSymbol),{
-        ^value.asInteger;
-      });
-    },{
-      ^nil;
-    });
-  }
-
-  // validate/extend/fix the config and return true if it's useable
-  validateConfig{
-    var broken = false;
-    //fail if there are no inputs defined
-    if(config.includesKey(\inputs).not,{
-      ^false;
-    });
-    // if there are no controls defined at all, add at least a Dictionary for them
-    if(config.includesKey(\controls).not,{
-      config.put(\controls, Dictionary.new(config.at(\inputs).size));
-    });
-    // go through the defaultConfig/defaultControl collection and compare it to the provided config
-    defaultConfig.keysValuesDo({|key, value|
-      if(key != \controls && key != \inputs,{
-        // if a standard setting is not in the configuration, add it from the default
-        if(config.includesKey(key).not,{
-          config.put(key, value);
-        });
-      });
-    });
-    // go through the inputs and add controls, if there are none setup for them
-    config.at(\inputs).keysValuesDo({|name, channel|
-      // if there are no controls defined for the input, add them from default
-      if(config.at(\controls).includesKey(name).not,{
-        config.at(\controls).put(name, defaultControls);
-      });
-    });
-    // go through each control dictionary
-    config.at(\controls).keysValuesDo({|name, controlDictionary|
-      if(config.at(\inputs).includesKey(name),{
-        // go through the defaultControl Dictionary and add missing controls to controls from config
-        defaultControls.keysValuesDo({|defaultControl, defaultControlValue|
-          if(controlDictionary.includesKey(defaultControl).not,{
-            config.at(\controls).at(name).put(defaultControl, defaultControlValue);
-          });
-        });
-      },{
-        // remove controls for non-existing inputs
-        config.at(\controls).removeAt(name);
-      });
-    });
-    ^true;
-  }
-
-  //print the current config
-  showConfig{
-    postln("Configuration is: ");
-    config.keysValuesDo{|key, value|
-      switch(key,
-        \controls, {
-          postln(key++" ("++key.class++") -> ("++value.class++")");
-          value.keysValuesDo({|subKey, subValue|
-            postln("  "++subKey++" ("++subKey.class++") -> ("++subValue.class++")");
-            subValue.keysValuesDo({|subSubKey, subSubValue|
-              postln("    "++subSubKey++" ("++subSubKey.class++") -> "++subSubValue++" ("++subSubValue.class++")");
-            });
-          });
-        },
-        \inputs, {
-          postln(key++" ("++key.class++") -> ("++value.class++")");
-          value.keysValuesDo({|subKey, subValue|
-            postln("  "++subKey++" ("++subKey.class++") -> "++subValue++" ("++subValue.class++")");
-          });
-        },
-        {postln(key++" ("++key.class++") -> "++value++" ("++value.class++")");}
-      );
-    };
-  }
-
-  getSynthControl{
-    arg name, control;
-    if(config.at(\controls).includesKey(name) && config.at(\controls).at(name).includes(control),{
-      ^config.at(\controls).at(name).at(control);
-    },{
-      ^false;
-    });
-  }
-
-  // sets a control to a value for a synth
-  setSynthControl{
-    arg name, control;
-    if(config.at(\controls).includesKey(name) && config.at(\controls).at(name).includes(control[0]),{
-      config.at(\controls).at(name).put(control[0], control[1]);
-      ^true;
-    },{
-      ^false;
-    });
-  }
-
-}
diff --git a/BowelyzerGUI.sc b/BowelyzerGUI.sc
deleted file mode 100644
index e26798e..0000000
--- a/BowelyzerGUI.sc
+++ /dev/null
@@ -1,520 +0,0 @@
-BowelyzerGUI{
-
-  var mainView, <settingsView, <channelContainerView,
-  <channels,
-  <indicators,
-  //TODO: move to BowelyzerConfig
-  fadeOutTime = 0.3,
-  fadeOutSteps = 20,
-  minWidth=1280,
-  minHeight=720,
-  channelViewHeight = 700,
-  channelViewWidth = 300,
-  channelViewSize,
-  controlMeterContainerViewHeight = 700,
-  controlMeterContainerViewWidth = 300,
-  controlMeterContainerViewSize,
-  buttonHeight = 20,
-  buttonWidth = 48,
-  settingsSubViewMargins = #[2,2,2,2],
-  settingsSubViewSize,
-  settingsViewSize,
-  configViewSize,
-  meterViewWidth = 54,
-  meterViewHeight = 700,
-  headViewHeight = 24,
-  headViewWidth = 300,
-  controlsViewWidth = 246,
-  controlsViewHeight = 700
-  ;
-
-  *new{
-    arg config;
-    ^super.new.init(config)
-  }
-
-  init{
-    arg config;
-    postln("Launching GUI.");
-    settingsViewSize = 496@64;
-    settingsSubViewSize = 144@64;
-    configViewSize = 64@64;
-    controlMeterContainerViewSize = controlMeterContainerViewWidth@controlMeterContainerViewHeight;
-    channelViewSize = channelViewWidth@channelViewHeight;
-    channels = Set.new(config.at(\inputs).size);
-    indicators = Dictionary.new(config.at(\inputs).size);
-    this.setupMainView(config);
-    this.setupChannelViews(config);
-  }
-
-  //setup the main view, in which all other views reside
-  setupMainView{
-    arg config;
-    var channelScrollView, forwardView, hubView, synthServerView, configView, layout;
-    mainView = PageLayout.new("Bowelyzer");
-    mainView.asView.background = Color.fromHexString("#DBDBDB");
-    layout = mainView.asView.addFlowLayout(0@0, 0@0);
-    settingsView = View(mainView.asView, Rect(0, 0, settingsViewSize.x, settingsViewSize.y));
-    settingsView.asView.background = Color.fromHexString("#99EF99");
-    settingsView.layout = HLayout();
-    settingsView.layout.spacing = 0;
-    settingsView.layout.margins = [0,0,0,0];
-
-    //config
-    configView = View(settingsView.asView);
-    configView.asView.background = Color.fromHexString("#DDDDEF");
-    configView.layout = VLayout();
-    configView.layout.spacing = 0;
-    configView.layout.margins = settingsSubViewMargins;
-    configView.name = "config";
-    configView.maxSize_(configViewSize);
-    this.setupSaveButton(configView);
-    this.setupSaveAsButton(configView);
-    this.setupLoadButton(configView);
-
-    //synthServer
-    synthServerView = View(settingsView.asView);
-    synthServerView.asView.background = Color.fromHexString("#DDDDEF");
-    synthServerView.layout = VLayout();
-    synthServerView.layout.spacing = 0;
-    synthServerView.layout.margins = settingsSubViewMargins;
-    synthServerView.name = "synthServer";
-    synthServerView.maxSize_(settingsSubViewSize);
-    StaticText(synthServerView, Rect(0, 0, 140@20)).string_("synthServer").align_(\center);
-    this.setupEZText(synthServerView, "address", config.at(\synthServerAddress)).children.do({|item|
-      if(item.isKindOf(StaticText),{item.align_(\left)});
-      if(item.isKindOf(TextField),{item.align_(\right)});
-    });
-    this.setupEZNumber(synthServerView, "port", config.at(\synthServerPort)).children.do({|item|
-      if(item.isKindOf(StaticText),{item.align_(\left)});
-      if(item.isKindOf(NumberBox),{item.align_(\right)});
-    });
-
-    //hub
-    hubView = View(settingsView.asView);
-    hubView.asView.background = Color.fromHexString("#DDDDEF");
-    hubView.layout = VLayout();
-    hubView.layout.spacing = 0;
-    hubView.layout.margins = settingsSubViewMargins;
-    hubView.name = "hub";
-    hubView.maxSize_(settingsSubViewSize);
-    StaticText(hubView, Rect(0, 0, 140@20)).string_("hub").align_(\center);
-    this.setupEZText(hubView, "address", config.at(\hubAddress)).children.do({|item|
-      if(item.isKindOf(StaticText),{item.align_(\left)});
-      if(item.isKindOf(TextField),{item.align_(\right)});
-    });
-    this.setupEZNumber(hubView, "port", config.at(\hubPort)).children.do({|item|
-      if(item.isKindOf(StaticText),{item.align_(\left)});
-      if(item.isKindOf(NumberBox),{item.align_(\right)});
-    });
-
-    //forward
-    forwardView = View(settingsView.asView);
-    forwardView.asView.background = Color.fromHexString("#DDDDEF");
-    forwardView.layout = VLayout();
-    forwardView.layout.spacing = 0;
-    forwardView.layout.margins = settingsSubViewMargins;
-    forwardView.name = "forward";
-    forwardView.maxSize_(settingsSubViewSize);
-    StaticText(forwardView, Rect(0, 0, 140@20)).string_("forward").align_(\center);
-    this.setupEZText(forwardView, "address", config.at(\forwardAddress)).children.do({|item|
-      if(item.isKindOf(StaticText),{item.align_(\left)});
-      if(item.isKindOf(TextField),{item.align_(\right)});
-    });
-    this.setupEZNumber(forwardView, "port", config.at(\forwardPort)).children.do({|item|
-      if(item.isKindOf(StaticText),{item.align_(\left)});
-      if(item.isKindOf(NumberBox),{item.align_(\right)});
-    });
-
-    // go to next line in layout
-    layout.nextLine;
-    channelScrollView = ScrollView(mainView.asView, Rect(0,0,mainView.bounds.width, mainView.bounds.height-settingsView.bounds.height)).autohidesScrollers_(false).hasBorder_(true);
-    // container for channelViews
-    channelContainerView = View(parent: channelScrollView, bounds: Rect(0, 0, channelViewWidth*config.at(\inputs).size, channelViewHeight));
-    channelContainerView.asView.background = Color.fromHexString("#FEFEFE");
-    channelContainerView.layout = HLayout();
-    channelContainerView.layout.spacing = 0;
-    channelContainerView.layout.margins = [0,0,0,0];
-    channelContainerView.maxSize_((channelViewWidth*config.at(\inputs).size)@channelViewHeight);
-  }
-
-  //setup channel views
-  setupChannelViews{
-    arg config;
-    var channelView, headView, controlMeterContainerView, meterView, controlsView, controlsFromConfig, levelIndicator;
-    config.at(\inputs).keysValuesDo({|name, input|
-      //channelView = View(mainView.asView, Rect(0, 0, mainView.bounds.width/config.at(\inputs).size, mainView.bounds.height));
-      channelView = View(mainView.asView, Rect(0, 0, channelViewWidth, channelViewHeight));
-      channelView.asView.background = Color.fromHexString("#FEEFEF");
-      channelView.name = name;
-      channelView.layout = VLayout();
-      channelView.layout.spacing = 0;
-      channelView.layout.margins = [2,0,2,0];
-      channelView.maxSize_(300@700);
-      // adding name textfield of input
-      headView = View(channelView.asView, Rect(0, 0, headViewWidth, headViewHeight));
-      headView.asView.background = Color.fromHexString("#DDEFDD");
-      headView.name = \inputs;
-      headView.layout = HLayout();
-      headView.layout.spacing = 0;
-      headView.layout.margins = [2,0,2,0];
-      headView.maxHeight_(buttonHeight);
-      this.setupEZText(headView, "name", name.asString).children.do({|item|
-        if(item.isKindOf(StaticText),{item.align_(\left)});
-        if(item.isKindOf(TextField),{item.align_(\right)});
-      });
-      this.setupEZNumber(headView, "input", config.at(\inputs).at(name)).children.do({|item|
-        item.postln; if(item.isKindOf(StaticText),{item.align_(\left)});
-        item.postln; if(item.isKindOf(NumberBox),{item.align_(\right)});
-      });
-
-      controlMeterContainerView = View(channelView.asView, Rect(0, 0, controlMeterContainerViewWidth, controlMeterContainerViewHeight));
-      controlMeterContainerView.asView.background = Color.fromHexString("#DDDDEF");
-      controlMeterContainerView.name = \meterAndControls;
-      controlMeterContainerView.layout = HLayout();
-      controlMeterContainerView.layout.spacing = 0;
-      controlMeterContainerView.layout.margins = [0,0,0,0];
-
-      meterView = View(controlMeterContainerView.asView, Rect(0,0, meterViewWidth, meterViewHeight));
-      meterView.asView.background = Color.fromHexString("#EEEFEE");
-      meterView.name = \meterView;
-      meterView.layout = VLayout();
-      meterView.maxWidth = meterViewWidth;
-      meterView.layout.spacing = 0;
-      meterView.layout.margins = [2,0,2,0];
-
-      //setup a toggle button for each channel
-      this.setupPauseButton(meterView);
-
-      // setup a small View as indicator for incoming/outgoing OSC messages for each input
-      this.setupOSCIndicator(meterView);
-      this.addOSCIndicatorFadeOutTask(name);
-
-      // setup LevelIndicator for each input
-      this.setupLevelIndicator(meterView);
-
-      controlsView = View(controlMeterContainerView.asView, Rect(0,0, controlsViewWidth, controlsViewHeight));
-      controlsView.asView.background = Color.fromHexString("#EEEFEE");
-      controlsView.name = \controls;
-      controlsView.maxWidth = controlsViewWidth;
-      controlsView.layout = VLayout();
-      controlsView.layout.spacing = 0;
-      controlsView.layout.margins = [2,0,2,0];
-
-      //TODO: add ranger for amplitude and pitch threshold/region
-      //TODO: rearrange sliders/rangers/knobs in groups (maybe even tabs)
-      config.at(\controls).at(name).order.do({|control, i|
-        var unit;
-        var value = config.at(\controls).at(name).at(control), controlIs = BowelyzerConfig.controlContainedIn(control);
-        switch(
-          controlIs.asSymbol,
-          \knob, {this.setupEZKnob(controlsView, control, value, \controls, name).view.children.do({|item| if(item.isKindOf(NumberBox),{item.align_(\right)})})},
-          \slider, {this.setupEZSlider(controlsView, control, value).view.children.do({|item| if(item.isKindOf(NumberBox),{item.align_(\right)})})},
-          \ranger, {this.setupEZRanger(controlsView, control, value, \controls, name).view.children.do({|item| if(item.isKindOf(NumberBox),{item.align_(\right)})})}
-        );
-      });
-      // add channelView to the container and the global Dictionary for better access
-      channelContainerView.layout.add(channelView);
-      channels.add(channelView);
-    });
-  }
-
-  // setup a OSC indicator view (one on each channel)
-  setupOSCIndicator{
-    arg parent;
-    ^View(parent, Rect(0, 0, buttonWidth, buttonHeight))
-    .name_(\OSCIndicator)
-    .background_(Color.fromHexString("#EEEFEE"))
-    .maxSize_(buttonWidth@buttonHeight)
-    .visible_(true)
-    ;
-  }
-
-  // setup tasks for changing the OSC indicator color (on receiving a message)
-  addOSCIndicatorFadeOutTask{
-    arg name;
-    indicators.put(
-      name.asSymbol,
-      Task({
-        channels.do({|channel|
-          if(channel.name.asSymbol == name,{
-            channel.children.do({|channelChild|
-              if(channelChild.name.asSymbol == \meterAndControls,{
-                channelChild.children.do({|meterAndControls|
-                  if(meterAndControls.name.asSymbol == \meterView, {
-                    meterAndControls.children.do({|meterView|
-                      if(meterView.isKindOf(View) && meterView.name.asSymbol == \OSCIndicator, {
-                        meterView.background_(Color.fromHexString("#99FF99"));
-                        fadeOutSteps.do({|item,i|
-                          meterView.background_(meterView.background.blend(Color.fromHexString("#EEEFEE"), (fadeOutTime/fadeOutSteps)));
-                          (fadeOutTime/fadeOutSteps).wait;
-                        });
-                        meterView.background_(Color.fromHexString("#EEEFEE"));
-                      });
-                    });
-                  });
-                });
-              });
-            });
-          });
-        });
-      })
-    );
-  }
-
-  freeOSCIndicatorFadeOutTask{
-
-  }
-
-  setupLevelIndicator{
-    arg parent;
-    ^LevelIndicator(
-      parent
-    ).maxSize_(buttonWidth@600)
-    .style_(\led)
-    .drawsPeak_(true);
-  }
-
-  // create a load button, that launches a FileDialog on press
-  setupLoadButton{
-    arg parent;
-    ^Button(parent, Rect(0, 0, buttonWidth, buttonHeight))
-    .states_([
-      ["load", Color.black, Color.fromHexString("#99FF99")]
-    ])
-    .action_({
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/load";
-        FileDialog.new(
-          okFunc: {|path|
-            postln("Sending: ["++type++", "++path++"]");
-            address.sendMsg(type, path.asString);
-          },
-          cancelFunc: {},
-          fileMode: 1,
-          acceptMode: 0,
-          stripResult: true
-        );
-      })
-    .maxSize_(buttonWidth@buttonHeight)
-    ;
-  }
-
-  // create a save button, that launches a FileDialog on press
-  setupSaveButton{
-    arg parent;
-    ^Button(parent, Rect(0, 0, buttonWidth, buttonHeight))
-    .states_([
-      ["save", Color.black, Color.fromHexString("#99FF99")],
-    ])
-    .action_({
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/save";
-        postln("Sending: ["++type++"]");
-        address.sendMsg(type);
-      })
-    .maxSize_(buttonWidth@buttonHeight)
-    ;
-  }
-
-  // create a save button, that launches a FileDialog on press
-  setupSaveAsButton{
-    arg parent;
-    ^Button(parent, Rect(0, 0, buttonWidth, buttonHeight))
-    .states_([
-      ["save as", Color.black, Color.fromHexString("#99FF99")],
-    ])
-    .action_({
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/saveas";
-        FileDialog.new(
-          okFunc: {|path|
-            postln("Sending: ["++type++", "++path++"]");
-            address.sendMsg(type, path.asString);
-          },
-          cancelFunc: {},
-          fileMode: 1,
-          acceptMode: 1,
-          stripResult: true
-        );
-      })
-    .maxSize_(buttonWidth@buttonHeight)
-    ;
-  }
-
-  // setup a button to pause the Synth for a channel
-  setupPauseButton{
-    arg parent;
-    ^Button(parent, Rect(0, 0, buttonWidth, buttonHeight))
-    .states_([
-      ["on", Color.black, Color.fromHexString("#99FF99")],
-      ["off", Color.black, Color.fromHexString("#FF9999")]
-    ])
-    .action_({
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/toggle",
-        name = controlUnit.parent.parent.parent.name.asSymbol,
-        controlValue = controlUnit.value;
-        address.sendMsg(type, name, controlValue);
-      })
-    .maxSize_(buttonWidth@buttonHeight)
-    ;
-  }
-
-  // setup a StaticText and a TextField
-  setupEZText{
-    arg parent, control, value;
-    var bounds = 144@buttonHeight,
-    labelWidth= 48,
-    textWidth = 96;
-    // resize, depending on surrounding
-    if(control == "address",{
-      bounds = 140@buttonHeight;
-      labelWidth = 60;
-      textWidth = 80;
-    });
-    ^EZText(
-      parent: parent,
-      bounds: bounds,
-      label: control,
-      action: {
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/"++controlUnit.view.parent.name.asString,
-        name = controlUnit.view.parent.parent.name.asSymbol,
-        controlName = controlUnit.labelView.string.asSymbol,
-        controlValue = controlUnit.value;
-        if((type == "/synthServer") || (type == "/hub") || (type == "/forward"), {
-          type = (type++"Address").replace("/","").asSymbol;
-          name = "/"++controlName;
-          postln("Sending: "++"["++name++", "++type++", "++controlValue++"]");
-          address.sendMsg(name, type, controlValue);
-        },{
-          postln("Sending: "++"["++type++", "++name++", "++controlName++", "++controlValue++"]");
-          address.sendMsg(type, name, controlName, controlValue);
-        });
-      },
-      labelWidth: labelWidth,
-      textWidth: textWidth,
-      initVal:value.asString,
-      layout: \horz,
-      margin: nil
-    )
-    .view.maxHeight_(buttonHeight)
-    ;
-  }
-
-  // setup a StaticText and a NumberBox
-  setupEZNumber{
-    arg parent, control, value;
-    var bounds = 144@buttonHeight,
-    labelWidth = 48,
-    numberWidth = 96;
-    // resize, depending on surrounding
-    if(control == "port",{
-      bounds = 140@buttonHeight;
-      labelWidth = 70;
-      numberWidth = 70;
-    });
-    ^EZNumber(
-      parent: parent,
-      bounds: bounds,
-      label: control,
-      controlSpec: control.asSymbol,
-      action: {
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/"++controlUnit.view.parent.name.asString,
-        name = controlUnit.view.parent.parent.name.asSymbol,
-        controlName = controlUnit.labelView.string.asSymbol,
-        controlValue = controlUnit.value;
-        if((type == "/synthServer") || (type == "/hub") || (type == "/forward"), {
-          type = (type++"Port").replace("/", "").asSymbol;
-          name = "/"++controlName;
-          postln("Sending: "++"["++name++", "++type++", "++controlValue++"]");
-          address.sendMsg(name, type, controlValue);
-        },{
-          postln("Sending: "++"["++type++", "++name++", "++controlName++", "++controlValue++"]");
-          address.sendMsg(type, name, controlName, controlValue);
-        });
-      },
-      initVal:value,
-      labelWidth: labelWidth,
-      numberWidth: numberWidth,
-      layout: \horz,
-      margin: nil
-    )
-    .view.maxHeight_(buttonHeight)
-    ;
-  }
-
-  // setup a Slider, a StaticText and a NumberBox for a Synth setting
-  setupEZSlider{
-    arg parent, control, value;
-    ^EZSlider(
-      parent: parent,
-      bounds: 236@40,
-      label: control,
-      controlSpec: control.asSymbol,
-      action: {
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/"++controlUnit.view.parent.name.asString,
-        name = controlUnit.view.parent.parent.parent.name.asSymbol,
-        controlName = controlUnit.labelView.string.asSymbol,
-        controlValue = controlUnit.value;
-        address.sendMsg(type, name, controlName, controlValue);
-      },
-      numberWidth: 70,
-      layout: \line2,
-      margin: nil
-    );
-  }
-
-  setupEZRanger{
-    arg parent, control, value;
-    ^EZRanger(
-      parent: parent,
-      bounds: 300@16,
-      label: control,
-      controlSpec: control,
-      action: {
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/"++controlUnit.view.parent.name.asString,
-        name = controlUnit.view.parent.parent.parent.name.asSymbol,
-        controlName = controlUnit.labelView.string.asSymbol,
-        controlValue = controlUnit.value;
-        address.sendMsg(type, name, controlName, controlValue);
-      },
-      labelWidth: 120,
-      unitWidth:30
-    );
-  }
-
-  setupEZKnob{
-    arg parent, control, value, type, name;
-    ^EZKnob(
-      parent: parent,
-      bounds: 300@16,
-      label: control,
-      controlSpec: \freq,
-      action: {
-        arg controlUnit;
-        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
-        type = "/"++controlUnit.view.parent.name.asString,
-        name = controlUnit.view.parent.parent.parent.name.asSymbol,
-        controlName = controlUnit.labelView.string.asSymbol,
-        controlValue = controlUnit.value;
-        address.sendMsg(type, name, controlName, controlValue);
-      },
-      labelWidth: 120,
-      unitWidth:30
-    );
-  }
-}
-
diff --git a/BowelyzerOSCHub.sc b/BowelyzerOSCHub.sc
deleted file mode 100644
index 8e6bf52..0000000
--- a/BowelyzerOSCHub.sc
+++ /dev/null
@@ -1,88 +0,0 @@
-BowelyzerOSCHub{
-  var <hub, <forward, <synthServer, <local;
-
-  *new{
-    arg config;
-    ^super.new.init(config);
-  }
-
-  // setup a NetAddr object and return it
-  *getNetAddr{
-    arg server, port;
-    ^NetAddr.new(server, port);
-  }
-
-  init{
-    arg config;
-    this.setupNetAddressesFromConfig(config);
-    this.setupSynthListenersFromConfig(config);
-  }
-
-  setupNetAddressesFromConfig{
-    arg config;
-    forward = BowelyzerOSCHub.getNetAddr(config.at(\forwardAddress), config.at(\forwardPort));
-    hub = BowelyzerOSCHub.getNetAddr(config.at(\hubAddress), config.at(\hubPort));
-    synthServer = BowelyzerOSCHub.getNetAddr(config.at(\synthServerAddress), config.at(\synthServerPort));
-    local = NetAddr.new("127.0.0.1", NetAddr.langPort);
-  }
-
-  // setup OSCdef for SynthServerAddress:SynthServerPort
-  setupSynthListenersFromConfig{
-    arg config;
-    // listen for individual SendReply messages
-    config.at(\inputs).keysValuesDo({|name, input|
-      postln("Listening for messages called '/"++name++"' coming from scsynth at "++synthServer.ip++":"++synthServer.port++".");
-      this.addSynthListener(name);
-    });
-  }
-
-  addSynthListener{
-    arg name;
-    OSCdef.newMatching(
-      key: name.asSymbol,
-      func: {|msg, time, addr, recvPort|
-        this.forwardToNetAddress(msg, time);
-      },
-      path: "/"++name.asString,
-      srcID: synthServer,
-      recvPort: hub.port
-    );
-  }
-
-  startSynthListener{
-    arg name;
-    OSCdef(name).enable;
-  }
-
-  stopSynthListener{
-    arg name;
-    OSCdef(name.asSymbol).disable;
-  }
-
-  freeSynthListener{
-    arg name;
-    OSCdef(name.asSymbol).free;
-  }
-
-  //forward a received OSC message to the globally specified forward address
-  forwardToNetAddress{
-    arg msg, time;
-    var name = msg[0],
-    amplitude = msg[3],
-    pitch = msg[4],
-    hasPitch = msg[5],
-    onsetDetect = msg[7];
-    if(amplitude != 0,{
-      local.sendMsg("/indicate", msg[0].asString.replace("/","").asSymbol);
-      if(forward.isLocal && (forward.port == NetAddr.langPort), {
-        postln(msg[0]++" (amplitude: "++amplitude++"; pitch: "++pitch++"; has pitch: "++hasPitch);
-      },{
-        forward.sendMsg(name, amplitude, pitch, hasPitch, onsetDetect);
-      });
-    });
-  }
-
-  //TODO: add functions to modify OSC listener behavior (what data to send from which channel)
-
-}
-
diff --git a/classes/Bowelyzer.sc b/classes/Bowelyzer.sc
new file mode 100644
index 0000000..cafaf00
--- /dev/null
+++ b/classes/Bowelyzer.sc
@@ -0,0 +1,267 @@
+Bowelyzer{
+
+  var <gui, <server, <analyzer, <config, <hub;
+
+  *new{
+    arg configFile;
+    ^super.new.init(configFile);
+  }
+
+  init{
+    //initialize with configuration, if available (else use default)
+    arg configFile;
+    config = BowelyzerConfig.new(configFile);
+    server = Server.new(
+      \bowelyzer,
+      BowelyzerOSCHub.getNetAddr(
+        config.config.at(\synthServerAddress),
+        config.config.at(\synthServerPort)
+      )
+    );
+    Server.default = server;
+    server.waitForBoot({
+      hub = BowelyzerOSCHub.new(config.config);
+      analyzer = BowelyzerAnalyzer.new(config.config);
+      gui = BowelyzerGUI.new(config.config);
+      this.addGUIListeners;
+      this.addServerListeners;
+   },
+   5,
+   {"scsynth failed to start!".postln});
+  }
+
+  addGUIListeners{
+    // listen for control changes
+    OSCdef.newMatching(
+      key: \controls,
+      func: {|msg, time, addr, recvPort|
+        postln("Received: "++msg);
+        // if the control exists, change it
+        if(msg[1].notNil && msg[2].notNil && msg[3].notNil,{
+          if(config.config.at(\controls).includesKey(msg[1]),{
+            if(config.config.at(\controls).at(msg[1]).includesKey(msg[2]),{
+              config.config.at(\controls).at(msg[1]).put(msg[2], config.getControlValue(msg[2], msg[3]));
+            });
+          });
+        });
+      },
+      path: "/controls",
+      srcID: NetAddr.new("127.0.0.1", NetAddr.langPort)
+    );
+    // listen for input changes (rename and input channel)
+    OSCdef.newMatching(
+      key: \inputs,
+      func: {|msg, time, addr, recvPort|
+        var name = msg[1],
+        type = msg[2],
+        update = msg[3];
+        postln("Received: "++msg);
+        if(name.notNil && type.notNil && update.notNil,{
+          if(config.config.at(\inputs).includesKey(name) && config.config.at(\controls).includesKey(name),{
+            switch(type,
+              \name,{
+                //if the name exists and the new name is not empty, change it
+                //FIXME: check whether new name exists and only setup then, else reset the textfield
+                if(update != "",{
+                  //move the controls
+                  config.config.at(\controls).put(update.asSymbol, config.config.at(\controls).at(name));
+                  config.config.at(\controls).removeAt(name.asSymbol);
+                  // rename the input
+                  config.config.at(\inputs).put(update.asSymbol, config.config.at(\inputs).at(name));
+                  config.config.at(\inputs).removeAt(name);
+                  Routine{
+                    // rename the channel View
+                    gui.channels.do({|channel|
+                      if(channel.name.asSymbol == name.asSymbol, {
+                        channel.name = update.asSymbol;
+                      });
+                    });
+                    // OSC indicator: stop old task, remove it and create a new one with updated name
+                    gui.indicators.at(name).stop;
+                    gui.indicators.removeAt(name);
+                    gui.addOSCIndicatorFadeOutTask(update);
+                  }.play(AppClock);
+                  // stop the listener for LevelIndicator by name and start a new one based upon the updated name
+                  OSCdef(\levels_++name).free;
+                  this.setupLevelListener(update, hub.synthServer);
+                  // free the synth on the server and start a new one according to the config
+                  analyzer.freeAnalysisSynth(name.asSymbol);
+                  analyzer.synths.removeAt(name);
+                  analyzer.addSynthWithName(update);
+                  // start the Synth (possibly paused)
+                  Routine{
+                    1.wait;
+                    analyzer.startSynthWithNameAndControls(update.asSymbol, config.config.at(\controls).at(update), config.config.at(\inputs).at(update));
+                  }.play;
+                  // rename the hub listener for the Synth
+                  hub.freeSynthListener(name);
+                  hub.addSynthListener(update);
+                  hub.startSynthListener(update);
+                });
+              },
+              \input,{
+                // change the input in configuration
+                config.config.at(\inputs).put(name, update.asInteger);
+                // change the input in the Synth
+                analyzer.setSynthControl(name.asSymbol, \inputChannel, update.asInteger);
+              }
+            );
+          });
+        });
+      },
+      path: "/inputs",
+      srcID: NetAddr.new("127.0.0.1", NetAddr.langPort)
+    );
+    // listen for toggling messages to "mute" channel
+    OSCdef.newMatching(
+      key: \toggle,
+      func: {|msg, time, addr, recvPort|
+        var name = msg[1],
+        toggle = msg[2];
+        postln("Received: "++msg);
+        if(name.notNil && toggle.notNil && toggle.isInteger,{
+          if(config.config.at(\inputs).includesKey(name),{
+            switch(toggle,
+              0,{
+                config.config.at(\controls).at(name).put(\active, true);
+                analyzer.startAnalysisSynth(name);
+              },
+              1,{
+                config.config.at(\controls).at(name).put(\active, false);
+                analyzer.stopAnalysisSynth(name);
+              }
+            );
+          });
+        });
+      },
+      path: "/toggle",
+      srcID: NetAddr.new("127.0.0.1", NetAddr.langPort)
+    );
+
+    // listen for address messages to change OSC addresses
+    OSCdef.newMatching(
+      key: \address,
+      func: {|msg, time, addr, recvPort|
+        var type = msg[1],
+        address = msg[2];
+        postln("Received: "++msg);
+        if(type.notNil && config.config.includesKey(type),{
+          config.config.put(type.asSymbol, address.asString);
+          hub.setupNetAddressesFromConfig(config.config);
+        });
+      },
+      path: "/address",
+      srcID: hub.local
+    );
+
+    // listen for port messages to change OSC ports
+    OSCdef.newMatching(
+      key: \port,
+      func: {|msg, time, addr, recvPort|
+        var type = msg[1],
+        port = msg[2];
+        postln("Received: "++msg);
+        if(type.notNil && config.config.includesKey(type),{
+          config.config.put(type.asSymbol, port.asInteger);
+          hub.setupNetAddressesFromConfig(config.config);
+        });
+      },
+      path: "/port",
+      srcID: hub.local
+    );
+
+    // listen for port messages to change OSC ports
+    OSCdef.newMatching(
+      key: \save,
+      func: {|msg, time, addr, recvPort|
+        var path = msg[1];
+        postln("Received: "++msg);
+        //TODO: implement save (write to file) in BowelyzerConfig
+      },
+      path: "/save",
+      srcID: hub.local
+    );
+
+    // listen for port messages to change OSC ports
+    OSCdef.newMatching(
+      key: \load,
+      func: {|msg, time, addr, recvPort|
+        var path = msg[1];
+        postln("Received: "++msg);
+        //TODO: use BowelyzerConfig readFromConfigurationFile
+        //TODO: destroy current GUI elements
+        //TODO: load channels, etc.
+      },
+      path: "/load",
+      srcID: hub.local
+    );
+  }
+
+  // add OSCdefs listening for messages coming from scsynth, to update the GUI
+  addServerListeners{
+    this.setupIndicatorListener;
+    // add and start a listener for each channel's LevelIndicator
+    config.config.at(\inputs).pairsDo({|key,value|
+      this.setupLevelListener(key, hub.synthServer);
+    });
+  }
+
+  // setup a listener for a level indicator by name and source (of synth server)
+  setupIndicatorListener{
+    // listen for indicator messages
+    OSCdef.newMatching(
+      key: \indicate,
+      func: {|msg, time, addr, recvPort|
+        var name = msg[1];
+        //postln("Indicate for "++name);
+        if(config.config.at(\inputs).includesKey(name),{
+          if(gui.indicators.includesKey(name),{
+            gui.indicators.at(name).stop;
+            gui.indicators.at(name).reset;
+            gui.indicators.at(name).start(AppClock);
+          });
+        });
+      },
+      path: "/indicate",
+      srcID: NetAddr.new("127.0.0.1", NetAddr.langPort)
+    );
+  }
+
+  // setup a listener for a level indicator by name and source (of synth server)
+  setupLevelListener{
+    arg name, server;
+    postln("Setting up LevelListener for: "++name);
+    OSCdef.newMatching(
+      key: \levels_++name,
+      func: {|msg, time, addr, recvPort|
+        var name = msg[0].asString.replace("/levels/", "").asSymbol,
+        value = msg[3].ampdb.linlin(-40, 0, 0, 1),
+        peak = msg[4].ampdb.linlin(-40, 0, 0, 1);
+        //postln("Receiving: "++msg);
+        {
+          gui.channels.do({|channel|
+            if(channel.name.asSymbol == name,{
+              channel.children.do({|channelChild|
+                if(channelChild.name.asSymbol == \meterAndControls,{
+                  channelChild.children.do({|meterAndControls|
+                    if(meterAndControls.name.asSymbol == \meterView, {
+                      meterAndControls.children.do({|meterView|
+                        if(meterView.isKindOf(LevelIndicator), {
+                          //postln("Setting up LevelIndicator for "++name);
+                          meterView.value = value;
+                          meterView.peakLevel = peak;
+                        });
+                      });
+                    });
+                  });
+                });
+              });
+            });
+          });
+        }.defer;
+      },
+      path: "/levels/"++name,
+      srcID: server
+    );
+  }
+}
diff --git a/classes/BowelyzerAnalyzer.sc b/classes/BowelyzerAnalyzer.sc
new file mode 100644
index 0000000..39728bd
--- /dev/null
+++ b/classes/BowelyzerAnalyzer.sc
@@ -0,0 +1,209 @@
+BowelyzerAnalyzer{
+
+  var <synths;
+  var <analyzerGroup;
+  var <monitoringGroup;
+
+  *new{
+    arg config;
+    ^super.new.init(config);
+  }
+
+  init{
+    arg config;
+    synths = Dictionary.new(config.at(\inputs).size);
+    this.setupGroups;
+    this.addSynthsFromConfig(config);
+    Routine{
+      1.wait;
+      this.startSynthsFromConfig(config);
+    }.play;
+  }
+
+  // setup a synth group for the analyzers
+  setupGroups{
+    analyzerGroup = Group.new;
+    monitoringGroup = Group.after(analyzerGroup);
+    NodeWatcher.register(analyzerGroup);
+    NodeWatcher.register(monitoringGroup);
+  }
+
+  // add synths for the defined channels
+  addSynthsFromConfig{
+    arg config;
+    config.at(\inputs).keysValuesDo({|name, inputChannel|
+      ("Adding SynthDef \""++name++"\" on input "++inputChannel).postln;
+      this.addSynthWithName(name);
+    });
+  }
+
+  addSynthWithName{
+    arg name;
+    SynthDef(name, {
+      arg inputChannel,
+      sendReplyFreq,
+      amplitudeAttackTime,
+      amplitudeReleaseTime,
+      hfHainsworth,
+      hfFoote,
+      hfThreshold,
+      hfWaitTime,
+      pitchInitFreq,
+      pitchMinFreq,
+      pitchMaxFreq,
+      pitchExecFreq,
+      pitchMaxBinsPerOctave,
+      pitchMedian,
+      pitchAmpThreshold,
+      pitchPeakThreshold,
+      pitchDownSample
+      ;
+      var amplitude, input, detect, pitch, hasPitch;
+      //TODO: Add volume for SoundIn
+      input = SoundIn.ar(bus: inputChannel);
+      amplitude = Amplitude.kr(
+        in: input,
+        attackTime: amplitudeAttackTime,
+        releaseTime: amplitudeReleaseTime
+      );
+      detect = A2K.kr(
+        PV_HainsworthFoote.ar(
+          FFT(LocalBuf(2048), input),
+          proph: hfHainsworth,
+          propf: hfFoote,
+          threshold: hfThreshold,
+          waittime: hfWaitTime
+        )
+      );
+      # pitch, hasPitch = Pitch.kr(
+        in: input,
+        initFreq: pitchInitFreq,
+        minFreq: pitchMinFreq,
+        maxFreq: pitchMaxFreq,
+        execFreq: pitchExecFreq,
+        maxBinsPerOctave: pitchMaxBinsPerOctave,
+        median: pitchMedian,
+        ampThreshold: pitchAmpThreshold,
+        peakThreshold: pitchPeakThreshold,
+        downSample: pitchDownSample
+      );
+      // SendReply for OSCHub
+      SendReply.kr(
+        Impulse.kr(sendReplyFreq),
+        "/"++name,
+        [amplitude, pitch, hasPitch, detect]
+      );
+      // SendReply for LevelIndicator
+      SendReply.kr(
+        Impulse.kr(10),
+        "/levels/"++name,
+        [
+          Amplitude.kr(input),
+          K2A.ar(
+            Peak.ar(
+              input,
+              Delay1.kr(Impulse.kr(10))
+            ).lag(0, 3)
+          )
+        ]
+      );
+    }).add;
+  }
+
+  startSynthsFromConfig{
+    arg config;
+    config.at(\controls).keysValuesDo({|name, controls|
+      postln("Starting synth \""++name++"\".");
+      this.startSynthWithNameAndControls(name, controls, config.at(\inputs).at(name));
+    });
+  }
+
+  // add and start the Synth with name, controls and input channel
+  startSynthWithNameAndControls{
+    arg name, controls, input;
+    // if the input is set to active, start right away, else pause
+    if(controls.at(\active),{
+      synths.add(name -> Synth.new(
+        name,
+        [
+          inputChannel: input,
+          sendReplyFreq: controls.at(\sendReplyFreq),
+          amplitudeAttackTime: controls.at(\amplitudeAttackTime),
+          amplitudeReleaseTime: controls.at(\amplitudeReleaseTime),
+          hfHainsworth: controls.at(\hfhainsworth),
+          hfFoote: controls.at(\hfFoote),
+          hfThreshold: controls.at(\hfThreshold),
+          hfWaitTime: controls.at(\hfWaitTime),
+          pitchInitFreq: controls.at(\pitchInitFreq),
+          pitchMinFreq: controls.at(\pitchMinFreq),
+          pitchMaxFreq: controls.at(\pitchMaxFreq),
+          pitchExecFreq: controls.at(\pitchExecFreq),
+          pitchMaxBinsPerOctave: controls.at(\pitchMaxBinsPerOctave),
+          pitchMedian: controls.at(\pitchMedian),
+          pitchAmpThreshold: controls.at(\pitchAmpThreshold),
+          pitchPeakThreshold: controls.at(\pitchPeakThreshold),
+          pitchDownSample: controls.at(\pitchDownSample)
+        ],
+        analyzerGroup
+        ).register;
+      );
+    },{
+      synths.add(name -> Synth.newPaused(
+        name,
+        [
+          inputChannel: input,
+          sendReplyFreq: controls.at(\sendReplyFreq),
+          amplitudeAttackTime: controls.at(\amplitudeAttackTime),
+          amplitudeReleaseTime: controls.at(\amplitudeReleaseTime),
+          hfHainsworth: controls.at(\hfhainsworth),
+          hfFoote: controls.at(\hfFoote),
+          hfThreshold: controls.at(\hfThreshold),
+          hfWaitTime: controls.at(\hfWaitTime),
+          pitchInitFreq: controls.at(\pitchInitFreq),
+          pitchMinFreq: controls.at(\pitchMinFreq),
+          pitchMaxFreq: controls.at(\pitchMaxFreq),
+          pitchExecFreq: controls.at(\pitchExecFreq),
+          pitchMaxBinsPerOctave: controls.at(\pitchMaxBinsPerOctave),
+          pitchMedian: controls.at(\pitchMedian),
+          pitchAmpThreshold: controls.at(\pitchAmpThreshold),
+          pitchPeakThreshold: controls.at(\pitchPeakThreshold),
+          pitchDownSample: controls.at(\pitchDownSample)
+        ],
+        analyzerGroup
+        ).register;
+      );
+    });
+  }
+
+  // set a synth control by provoding its name, its control name and control value
+  setSynthControl{
+    arg name, controlName, controlValue;
+    synths.at(name).set(controlName, controlValue);
+  }
+
+  // start a synth by name
+  startAnalysisSynth{
+    arg name;
+    synths.at(name).run(true);
+  }
+
+  // stop a synth by name
+  stopAnalysisSynth{
+    arg name;
+    synths.at(name).run(false);
+  }
+
+  // free a synth by name
+  freeAnalysisSynth{
+    arg name;
+    synths.at(name).free;
+  }
+
+  startAllAnalysisSynths{
+    analyzerGroup.run(true);
+  }
+
+  stopAllAnalysisSynths{
+    analyzerGroup.run(false);
+  }
+}
diff --git a/classes/BowelyzerConfig.sc b/classes/BowelyzerConfig.sc
new file mode 100644
index 0000000..287aad4
--- /dev/null
+++ b/classes/BowelyzerConfig.sc
@@ -0,0 +1,362 @@
+BowelyzerConfig{
+
+  const <controlsWithSlider = #[
+    \amplitudeAttackTime,
+    \amplitudeReleaseTime,
+    \hfHainsworth,
+    \hfFoote,
+    \hfThreshold,
+    \hfWaitTime,
+    \pitchInitFreq,
+    \pitchMinFreq,
+    \pitchMaxFreq,
+    \pitchExecFreq,
+    \pitchMaxBinsPerOctave,
+    \pitchMedian,
+    \pitchAmpThreshold,
+    \pitchPeakThreshold,
+    \pitchDownSample,
+    \sendReplyFreq
+  ];
+  const <controlsWithRanger = #[
+    \test
+  ];
+  const <controlsWithKnob = #[
+    \test
+  ];
+
+  const <hasToBeString = #[
+    \forwardAddress,
+    \hubAddress,
+    \synthServerAddress
+  ];
+
+  const <hasToBeInteger = #[
+    \forwardPort,
+    \hubPort,
+    \synthServerPort,
+    \pitchMedian,
+    \pitchDownSample
+  ];
+  const <hasToBeDictionary = #[
+    \inputs,
+    \controls,
+    \left,
+    \right
+  ];
+  const <hasToBeFloat = #[
+    \amplitudeAttackTime,
+    \amplitudeReleaseTime,
+    \hfHainsworth,
+    \hfFoote,
+    \hfThreshold,
+    \hfWaitTime,
+    \pitchInitFreq,
+    \pitchMinFreq,
+    \pitchMaxFreq,
+    \pitchExecFreq,
+    \pitchMaxBinsPerOctave,
+    \pitchAmpThreshold,
+    \pitchPeakThreshold,
+    \sendReplyFreq
+  ];
+
+  const <hasToBeBool = #[
+    \active
+  ];
+
+  var <config,
+  <defaultConfig,
+  <defaultControls,
+  <changed = false;
+
+  *controlContainedIn{
+    arg control;
+    if(BowelyzerConfig.controlsWithSlider.includes(control),{
+      ^\slider;
+    });
+    if(BowelyzerConfig.controlsWithRanger.includes(control),{
+      ^\ranger;
+    });
+    if(BowelyzerConfig.controlsWithKnob.includes(control),{
+      ^\knob;
+    });
+  }
+
+  *new{
+    arg config;
+    ^super.new.init(config);
+  }
+
+  init{
+    arg configFile;
+    this.addControlSpecs;
+    this.createDefaultConfig;
+    config = Dictionary.new;
+    if(configFile.notNil,{
+      if(this.readConfigurationFile(configFile).not,{
+        error("Reading of configuration file failed. Using default.");
+        config = defaultConfig;
+      });
+    },{
+      ("No configuration file provided. Using default.").postln;
+      config = defaultConfig;
+    });
+    this.showConfig;
+  }
+
+  // add ControlSpecs to the global Dictionary
+  addControlSpecs{
+    ControlSpec.specs[\amplitudeAttackTime] = ControlSpec(0.001, 10, \lin, 0.001, 0.01, units: "s");
+    ControlSpec.specs[\amplitudeReleaseTime] = ControlSpec(0.001, 10, \lin, 0.001, 0.01, units: "s");
+    ControlSpec.specs[\hfHainsworth] = ControlSpec(0.0, 1.0, \lin, 0.001, 1.0, units: "");
+    ControlSpec.specs[\hfFoote] = ControlSpec(0.0, 1.0, \lin, 0.001, 0.0, units: "");
+    ControlSpec.specs[\hfThreshold] = ControlSpec(0.0, 1.0, \lin, 0.001, 1.0, units: "");
+    ControlSpec.specs[\hfWaitTime] = ControlSpec(0.0, 1.0, \lin, 0.001, 0.04, units: "s");
+    ControlSpec.specs[\pitchInitFreq] = ControlSpec(20.0, 20000.0, \exp, 0.01, 440.0, units: "Hz");
+    ControlSpec.specs[\pitchMinFreq] = ControlSpec(20.0, 20000.0, \exp, 0.01, 60.0, units: "Hz");
+    ControlSpec.specs[\pitchMaxFreq] = ControlSpec(20.0, 20000.0, \exp, 0.01, 4000.0, units: "Hz");
+    ControlSpec.specs[\pitchExecFreq] = ControlSpec(20.0, 20000.0, \exp, 0.01, 100.0, units: "Hz");
+    ControlSpec.specs[\pitchMaxBinsPerOctave] = ControlSpec(1, 64, \lin, 1, 16, units: "bins");
+    ControlSpec.specs[\pitchMedian] = ControlSpec(1, 64, \lin, 1, 1, units: "");
+    ControlSpec.specs[\pitchAmpThreshold] = ControlSpec(0.01, 1.0, \lin, 0.01, 0.01, units: "dB");
+    ControlSpec.specs[\pitchPeakThreshold] = ControlSpec(0.01, 1.0, \lin, 0.01, 0.5, units: "dB");
+    ControlSpec.specs[\pitchDownSample] = ControlSpec(1, 100, \lin, 1, 1, units: "samples");
+    ControlSpec.specs[\sendReplyFreq] = ControlSpec(1, 100, \exp, 0.1, 20, units: "Hz");
+    ControlSpec.specs[\input] = ControlSpec(0, Server.default.options.numInputBusChannels-1, \lin, 1, 0, units: "channels");
+    ControlSpec.specs[\port] = ControlSpec(1, 65535, \lin, 1, 0, units: "ports");
+  }
+
+  // create the default configuration
+  createDefaultConfig{
+    defaultControls = Dictionary.with(*[
+      \active -> true,
+      \amplitudeAttackTime -> 0.01,
+      \amplitudeReleaseTime -> 0.1,
+      \hfHainsworth -> 1.0,
+      \hfFoote -> 0.0,
+      \hfThreshold -> 0.3,
+      \hfWaitTime -> 0.04,
+      \pitchInitFreq -> 440,
+      \pitchMinFreq -> 60,
+      \pitchMaxFreq -> 4000,
+      \pitchExecFreq -> 100,
+      \pitchMaxBinsPerOctave -> 16,
+      \pitchMedian -> 1,
+      \pitchAmpThreshold -> 0.01,
+      \pitchPeakThreshold -> 0.5,
+      \pitchDownSample -> 1,
+      \sendReplyFreq ->20
+    ]);
+    defaultConfig = Dictionary.with(*[
+      \inputs -> Dictionary.with(*[
+        \left -> 0,
+        \right -> 1
+      ]),
+      //names -> [left, right],
+      \synthServerAddress -> "127.0.0.1",
+      \synthServerPort -> 57110,
+      \hubAddress -> "127.0.0.1",
+      \hubPort -> 57120,
+      \forwardAddress -> "127.0.0.1",
+      \forwardPort -> 57120,
+      \controls -> Dictionary.with(*[
+        \left -> defaultControls,
+        \right -> defaultControls
+      ])
+    ]);
+  }
+
+// read configuration from file
+  readConfigurationFile{
+    arg configFile;
+    var configFromFile, reader, path;
+    path = PathName.new(configFile.asString);
+    if(path.isFile,{
+      postln("Reading configuration file: "++configFile);
+      try{
+        configFromFile = (configFile.asString).parseYAMLFile;
+        configFromFile.keysValuesDo({|key, value|
+          switch(key.asSymbol,
+            \controls,{
+              // adding names dictionary
+              config.put(key.asSymbol, Dictionary.new(value.size));
+              // going through the names and their associated dictionaries
+              value.keysValuesDo({|name, dictionary|
+                if(dictionary.isKindOf(Dictionary),{
+                  config.at(key.asSymbol).put(name.asSymbol, Dictionary.new(dictionary.size));
+                  // going through each control dictionary with controls and their values
+                  dictionary.keysValuesDo({|control, controlValue|
+                    if(defaultControls.includesKey(control.asSymbol),{
+                      config.at(key.asSymbol).at(name.asSymbol).put(control.asSymbol, this.getControlValue(control.asSymbol, controlValue));
+                    });
+                  });
+                },{
+                  error("This element should be of type Dictionary: "++dictionary);
+                });
+              });
+            },
+            \inputs,{
+              config.put(key.asSymbol, Dictionary.new());
+              value.keysValuesDo({|name, channel|
+                config.at(\inputs).put(name.asSymbol, channel.asInteger);
+              });
+            },
+            {
+              if(defaultConfig.includesKey(key.asSymbol),{
+                config.put(key.asSymbol, this.getSettingValue(key.asSymbol, value));
+              },{
+                error("Key is not included in known configuration: "++key);
+              });
+            }
+          );
+        });
+        postln("Reading of configuration complete. Now validating...");
+        if(this.validateConfig,{
+          postln("Validation complete.");
+          ^true;
+        },{
+          postln("Validation failed.");
+          ^false;
+        });
+      }{
+        ("Failed parsing the file: "++configFile).error;
+        ("Make sure its JSON syntax is valid!").error;
+        ^false;
+      };
+    }, {
+      error("File not readable:"++configFile.asString);
+      ^false;
+    });
+  }
+
+  //TODO: add writeConfigurationFile
+
+  // return a control value as correct type and within its defined ControlSpec range
+  getControlValue{
+    arg control, value;
+    if(defaultControls.includesKey(control.asSymbol),{
+      if(hasToBeFloat.includes(control.asSymbol),{
+        ^control.asSymbol.asSpec.constrain(value.asFloat).asFloat;
+      });
+      if(hasToBeInteger.includes(control.asSymbol),{
+        ^control.asSymbol.asSpec.constrain(value.asInteger).asInteger;
+      });
+      if(hasToBeBool.includes(control.asSymbol),{
+        switch(value,
+          0,{^false},
+          1,{^true},
+          "true",{^true},
+          "false",{^false}
+        );
+      });
+    },{
+    ^nil;
+    });
+  }
+
+  //get a setting value as correct type
+  getSettingValue{
+    arg setting, value;
+    if(defaultConfig.includesKey(setting.asSymbol),{
+      if(hasToBeString.includes(setting.asSymbol),{
+        ^value.asString;
+      });
+      if(hasToBeInteger.includes(setting.asSymbol),{
+        ^value.asInteger;
+      });
+    },{
+      ^nil;
+    });
+  }
+
+  // validate/extend/fix the config and return true if it's useable
+  validateConfig{
+    var broken = false;
+    //fail if there are no inputs defined
+    if(config.includesKey(\inputs).not,{
+      ^false;
+    });
+    // if there are no controls defined at all, add at least a Dictionary for them
+    if(config.includesKey(\controls).not,{
+      config.put(\controls, Dictionary.new(config.at(\inputs).size));
+    });
+    // go through the defaultConfig/defaultControl collection and compare it to the provided config
+    defaultConfig.keysValuesDo({|key, value|
+      if(key != \controls && key != \inputs,{
+        // if a standard setting is not in the configuration, add it from the default
+        if(config.includesKey(key).not,{
+          config.put(key, value);
+        });
+      });
+    });
+    // go through the inputs and add controls, if there are none setup for them
+    config.at(\inputs).keysValuesDo({|name, channel|
+      // if there are no controls defined for the input, add them from default
+      if(config.at(\controls).includesKey(name).not,{
+        config.at(\controls).put(name, defaultControls);
+      });
+    });
+    // go through each control dictionary
+    config.at(\controls).keysValuesDo({|name, controlDictionary|
+      if(config.at(\inputs).includesKey(name),{
+        // go through the defaultControl Dictionary and add missing controls to controls from config
+        defaultControls.keysValuesDo({|defaultControl, defaultControlValue|
+          if(controlDictionary.includesKey(defaultControl).not,{
+            config.at(\controls).at(name).put(defaultControl, defaultControlValue);
+          });
+        });
+      },{
+        // remove controls for non-existing inputs
+        config.at(\controls).removeAt(name);
+      });
+    });
+    ^true;
+  }
+
+  //print the current config
+  showConfig{
+    postln("Configuration is: ");
+    config.keysValuesDo{|key, value|
+      switch(key,
+        \controls, {
+          postln(key++" ("++key.class++") -> ("++value.class++")");
+          value.keysValuesDo({|subKey, subValue|
+            postln("  "++subKey++" ("++subKey.class++") -> ("++subValue.class++")");
+            subValue.keysValuesDo({|subSubKey, subSubValue|
+              postln("    "++subSubKey++" ("++subSubKey.class++") -> "++subSubValue++" ("++subSubValue.class++")");
+            });
+          });
+        },
+        \inputs, {
+          postln(key++" ("++key.class++") -> ("++value.class++")");
+          value.keysValuesDo({|subKey, subValue|
+            postln("  "++subKey++" ("++subKey.class++") -> "++subValue++" ("++subValue.class++")");
+          });
+        },
+        {postln(key++" ("++key.class++") -> "++value++" ("++value.class++")");}
+      );
+    };
+  }
+
+  getSynthControl{
+    arg name, control;
+    if(config.at(\controls).includesKey(name) && config.at(\controls).at(name).includes(control),{
+      ^config.at(\controls).at(name).at(control);
+    },{
+      ^false;
+    });
+  }
+
+  // sets a control to a value for a synth
+  setSynthControl{
+    arg name, control;
+    if(config.at(\controls).includesKey(name) && config.at(\controls).at(name).includes(control[0]),{
+      config.at(\controls).at(name).put(control[0], control[1]);
+      ^true;
+    },{
+      ^false;
+    });
+  }
+
+}
diff --git a/classes/BowelyzerGUI.sc b/classes/BowelyzerGUI.sc
new file mode 100644
index 0000000..e26798e
--- /dev/null
+++ b/classes/BowelyzerGUI.sc
@@ -0,0 +1,520 @@
+BowelyzerGUI{
+
+  var mainView, <settingsView, <channelContainerView,
+  <channels,
+  <indicators,
+  //TODO: move to BowelyzerConfig
+  fadeOutTime = 0.3,
+  fadeOutSteps = 20,
+  minWidth=1280,
+  minHeight=720,
+  channelViewHeight = 700,
+  channelViewWidth = 300,
+  channelViewSize,
+  controlMeterContainerViewHeight = 700,
+  controlMeterContainerViewWidth = 300,
+  controlMeterContainerViewSize,
+  buttonHeight = 20,
+  buttonWidth = 48,
+  settingsSubViewMargins = #[2,2,2,2],
+  settingsSubViewSize,
+  settingsViewSize,
+  configViewSize,
+  meterViewWidth = 54,
+  meterViewHeight = 700,
+  headViewHeight = 24,
+  headViewWidth = 300,
+  controlsViewWidth = 246,
+  controlsViewHeight = 700
+  ;
+
+  *new{
+    arg config;
+    ^super.new.init(config)
+  }
+
+  init{
+    arg config;
+    postln("Launching GUI.");
+    settingsViewSize = 496@64;
+    settingsSubViewSize = 144@64;
+    configViewSize = 64@64;
+    controlMeterContainerViewSize = controlMeterContainerViewWidth@controlMeterContainerViewHeight;
+    channelViewSize = channelViewWidth@channelViewHeight;
+    channels = Set.new(config.at(\inputs).size);
+    indicators = Dictionary.new(config.at(\inputs).size);
+    this.setupMainView(config);
+    this.setupChannelViews(config);
+  }
+
+  //setup the main view, in which all other views reside
+  setupMainView{
+    arg config;
+    var channelScrollView, forwardView, hubView, synthServerView, configView, layout;
+    mainView = PageLayout.new("Bowelyzer");
+    mainView.asView.background = Color.fromHexString("#DBDBDB");
+    layout = mainView.asView.addFlowLayout(0@0, 0@0);
+    settingsView = View(mainView.asView, Rect(0, 0, settingsViewSize.x, settingsViewSize.y));
+    settingsView.asView.background = Color.fromHexString("#99EF99");
+    settingsView.layout = HLayout();
+    settingsView.layout.spacing = 0;
+    settingsView.layout.margins = [0,0,0,0];
+
+    //config
+    configView = View(settingsView.asView);
+    configView.asView.background = Color.fromHexString("#DDDDEF");
+    configView.layout = VLayout();
+    configView.layout.spacing = 0;
+    configView.layout.margins = settingsSubViewMargins;
+    configView.name = "config";
+    configView.maxSize_(configViewSize);
+    this.setupSaveButton(configView);
+    this.setupSaveAsButton(configView);
+    this.setupLoadButton(configView);
+
+    //synthServer
+    synthServerView = View(settingsView.asView);
+    synthServerView.asView.background = Color.fromHexString("#DDDDEF");
+    synthServerView.layout = VLayout();
+    synthServerView.layout.spacing = 0;
+    synthServerView.layout.margins = settingsSubViewMargins;
+    synthServerView.name = "synthServer";
+    synthServerView.maxSize_(settingsSubViewSize);
+    StaticText(synthServerView, Rect(0, 0, 140@20)).string_("synthServer").align_(\center);
+    this.setupEZText(synthServerView, "address", config.at(\synthServerAddress)).children.do({|item|
+      if(item.isKindOf(StaticText),{item.align_(\left)});
+      if(item.isKindOf(TextField),{item.align_(\right)});
+    });
+    this.setupEZNumber(synthServerView, "port", config.at(\synthServerPort)).children.do({|item|
+      if(item.isKindOf(StaticText),{item.align_(\left)});
+      if(item.isKindOf(NumberBox),{item.align_(\right)});
+    });
+
+    //hub
+    hubView = View(settingsView.asView);
+    hubView.asView.background = Color.fromHexString("#DDDDEF");
+    hubView.layout = VLayout();
+    hubView.layout.spacing = 0;
+    hubView.layout.margins = settingsSubViewMargins;
+    hubView.name = "hub";
+    hubView.maxSize_(settingsSubViewSize);
+    StaticText(hubView, Rect(0, 0, 140@20)).string_("hub").align_(\center);
+    this.setupEZText(hubView, "address", config.at(\hubAddress)).children.do({|item|
+      if(item.isKindOf(StaticText),{item.align_(\left)});
+      if(item.isKindOf(TextField),{item.align_(\right)});
+    });
+    this.setupEZNumber(hubView, "port", config.at(\hubPort)).children.do({|item|
+      if(item.isKindOf(StaticText),{item.align_(\left)});
+      if(item.isKindOf(NumberBox),{item.align_(\right)});
+    });
+
+    //forward
+    forwardView = View(settingsView.asView);
+    forwardView.asView.background = Color.fromHexString("#DDDDEF");
+    forwardView.layout = VLayout();
+    forwardView.layout.spacing = 0;
+    forwardView.layout.margins = settingsSubViewMargins;
+    forwardView.name = "forward";
+    forwardView.maxSize_(settingsSubViewSize);
+    StaticText(forwardView, Rect(0, 0, 140@20)).string_("forward").align_(\center);
+    this.setupEZText(forwardView, "address", config.at(\forwardAddress)).children.do({|item|
+      if(item.isKindOf(StaticText),{item.align_(\left)});
+      if(item.isKindOf(TextField),{item.align_(\right)});
+    });
+    this.setupEZNumber(forwardView, "port", config.at(\forwardPort)).children.do({|item|
+      if(item.isKindOf(StaticText),{item.align_(\left)});
+      if(item.isKindOf(NumberBox),{item.align_(\right)});
+    });
+
+    // go to next line in layout
+    layout.nextLine;
+    channelScrollView = ScrollView(mainView.asView, Rect(0,0,mainView.bounds.width, mainView.bounds.height-settingsView.bounds.height)).autohidesScrollers_(false).hasBorder_(true);
+    // container for channelViews
+    channelContainerView = View(parent: channelScrollView, bounds: Rect(0, 0, channelViewWidth*config.at(\inputs).size, channelViewHeight));
+    channelContainerView.asView.background = Color.fromHexString("#FEFEFE");
+    channelContainerView.layout = HLayout();
+    channelContainerView.layout.spacing = 0;
+    channelContainerView.layout.margins = [0,0,0,0];
+    channelContainerView.maxSize_((channelViewWidth*config.at(\inputs).size)@channelViewHeight);
+  }
+
+  //setup channel views
+  setupChannelViews{
+    arg config;
+    var channelView, headView, controlMeterContainerView, meterView, controlsView, controlsFromConfig, levelIndicator;
+    config.at(\inputs).keysValuesDo({|name, input|
+      //channelView = View(mainView.asView, Rect(0, 0, mainView.bounds.width/config.at(\inputs).size, mainView.bounds.height));
+      channelView = View(mainView.asView, Rect(0, 0, channelViewWidth, channelViewHeight));
+      channelView.asView.background = Color.fromHexString("#FEEFEF");
+      channelView.name = name;
+      channelView.layout = VLayout();
+      channelView.layout.spacing = 0;
+      channelView.layout.margins = [2,0,2,0];
+      channelView.maxSize_(300@700);
+      // adding name textfield of input
+      headView = View(channelView.asView, Rect(0, 0, headViewWidth, headViewHeight));
+      headView.asView.background = Color.fromHexString("#DDEFDD");
+      headView.name = \inputs;
+      headView.layout = HLayout();
+      headView.layout.spacing = 0;
+      headView.layout.margins = [2,0,2,0];
+      headView.maxHeight_(buttonHeight);
+      this.setupEZText(headView, "name", name.asString).children.do({|item|
+        if(item.isKindOf(StaticText),{item.align_(\left)});
+        if(item.isKindOf(TextField),{item.align_(\right)});
+      });
+      this.setupEZNumber(headView, "input", config.at(\inputs).at(name)).children.do({|item|
+        item.postln; if(item.isKindOf(StaticText),{item.align_(\left)});
+        item.postln; if(item.isKindOf(NumberBox),{item.align_(\right)});
+      });
+
+      controlMeterContainerView = View(channelView.asView, Rect(0, 0, controlMeterContainerViewWidth, controlMeterContainerViewHeight));
+      controlMeterContainerView.asView.background = Color.fromHexString("#DDDDEF");
+      controlMeterContainerView.name = \meterAndControls;
+      controlMeterContainerView.layout = HLayout();
+      controlMeterContainerView.layout.spacing = 0;
+      controlMeterContainerView.layout.margins = [0,0,0,0];
+
+      meterView = View(controlMeterContainerView.asView, Rect(0,0, meterViewWidth, meterViewHeight));
+      meterView.asView.background = Color.fromHexString("#EEEFEE");
+      meterView.name = \meterView;
+      meterView.layout = VLayout();
+      meterView.maxWidth = meterViewWidth;
+      meterView.layout.spacing = 0;
+      meterView.layout.margins = [2,0,2,0];
+
+      //setup a toggle button for each channel
+      this.setupPauseButton(meterView);
+
+      // setup a small View as indicator for incoming/outgoing OSC messages for each input
+      this.setupOSCIndicator(meterView);
+      this.addOSCIndicatorFadeOutTask(name);
+
+      // setup LevelIndicator for each input
+      this.setupLevelIndicator(meterView);
+
+      controlsView = View(controlMeterContainerView.asView, Rect(0,0, controlsViewWidth, controlsViewHeight));
+      controlsView.asView.background = Color.fromHexString("#EEEFEE");
+      controlsView.name = \controls;
+      controlsView.maxWidth = controlsViewWidth;
+      controlsView.layout = VLayout();
+      controlsView.layout.spacing = 0;
+      controlsView.layout.margins = [2,0,2,0];
+
+      //TODO: add ranger for amplitude and pitch threshold/region
+      //TODO: rearrange sliders/rangers/knobs in groups (maybe even tabs)
+      config.at(\controls).at(name).order.do({|control, i|
+        var unit;
+        var value = config.at(\controls).at(name).at(control), controlIs = BowelyzerConfig.controlContainedIn(control);
+        switch(
+          controlIs.asSymbol,
+          \knob, {this.setupEZKnob(controlsView, control, value, \controls, name).view.children.do({|item| if(item.isKindOf(NumberBox),{item.align_(\right)})})},
+          \slider, {this.setupEZSlider(controlsView, control, value).view.children.do({|item| if(item.isKindOf(NumberBox),{item.align_(\right)})})},
+          \ranger, {this.setupEZRanger(controlsView, control, value, \controls, name).view.children.do({|item| if(item.isKindOf(NumberBox),{item.align_(\right)})})}
+        );
+      });
+      // add channelView to the container and the global Dictionary for better access
+      channelContainerView.layout.add(channelView);
+      channels.add(channelView);
+    });
+  }
+
+  // setup a OSC indicator view (one on each channel)
+  setupOSCIndicator{
+    arg parent;
+    ^View(parent, Rect(0, 0, buttonWidth, buttonHeight))
+    .name_(\OSCIndicator)
+    .background_(Color.fromHexString("#EEEFEE"))
+    .maxSize_(buttonWidth@buttonHeight)
+    .visible_(true)
+    ;
+  }
+
+  // setup tasks for changing the OSC indicator color (on receiving a message)
+  addOSCIndicatorFadeOutTask{
+    arg name;
+    indicators.put(
+      name.asSymbol,
+      Task({
+        channels.do({|channel|
+          if(channel.name.asSymbol == name,{
+            channel.children.do({|channelChild|
+              if(channelChild.name.asSymbol == \meterAndControls,{
+                channelChild.children.do({|meterAndControls|
+                  if(meterAndControls.name.asSymbol == \meterView, {
+                    meterAndControls.children.do({|meterView|
+                      if(meterView.isKindOf(View) && meterView.name.asSymbol == \OSCIndicator, {
+                        meterView.background_(Color.fromHexString("#99FF99"));
+                        fadeOutSteps.do({|item,i|
+                          meterView.background_(meterView.background.blend(Color.fromHexString("#EEEFEE"), (fadeOutTime/fadeOutSteps)));
+                          (fadeOutTime/fadeOutSteps).wait;
+                        });
+                        meterView.background_(Color.fromHexString("#EEEFEE"));
+                      });
+                    });
+                  });
+                });
+              });
+            });
+          });
+        });
+      })
+    );
+  }
+
+  freeOSCIndicatorFadeOutTask{
+
+  }
+
+  setupLevelIndicator{
+    arg parent;
+    ^LevelIndicator(
+      parent
+    ).maxSize_(buttonWidth@600)
+    .style_(\led)
+    .drawsPeak_(true);
+  }
+
+  // create a load button, that launches a FileDialog on press
+  setupLoadButton{
+    arg parent;
+    ^Button(parent, Rect(0, 0, buttonWidth, buttonHeight))
+    .states_([
+      ["load", Color.black, Color.fromHexString("#99FF99")]
+    ])
+    .action_({
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/load";
+        FileDialog.new(
+          okFunc: {|path|
+            postln("Sending: ["++type++", "++path++"]");
+            address.sendMsg(type, path.asString);
+          },
+          cancelFunc: {},
+          fileMode: 1,
+          acceptMode: 0,
+          stripResult: true
+        );
+      })
+    .maxSize_(buttonWidth@buttonHeight)
+    ;
+  }
+
+  // create a save button, that launches a FileDialog on press
+  setupSaveButton{
+    arg parent;
+    ^Button(parent, Rect(0, 0, buttonWidth, buttonHeight))
+    .states_([
+      ["save", Color.black, Color.fromHexString("#99FF99")],
+    ])
+    .action_({
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/save";
+        postln("Sending: ["++type++"]");
+        address.sendMsg(type);
+      })
+    .maxSize_(buttonWidth@buttonHeight)
+    ;
+  }
+
+  // create a save button, that launches a FileDialog on press
+  setupSaveAsButton{
+    arg parent;
+    ^Button(parent, Rect(0, 0, buttonWidth, buttonHeight))
+    .states_([
+      ["save as", Color.black, Color.fromHexString("#99FF99")],
+    ])
+    .action_({
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/saveas";
+        FileDialog.new(
+          okFunc: {|path|
+            postln("Sending: ["++type++", "++path++"]");
+            address.sendMsg(type, path.asString);
+          },
+          cancelFunc: {},
+          fileMode: 1,
+          acceptMode: 1,
+          stripResult: true
+        );
+      })
+    .maxSize_(buttonWidth@buttonHeight)
+    ;
+  }
+
+  // setup a button to pause the Synth for a channel
+  setupPauseButton{
+    arg parent;
+    ^Button(parent, Rect(0, 0, buttonWidth, buttonHeight))
+    .states_([
+      ["on", Color.black, Color.fromHexString("#99FF99")],
+      ["off", Color.black, Color.fromHexString("#FF9999")]
+    ])
+    .action_({
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/toggle",
+        name = controlUnit.parent.parent.parent.name.asSymbol,
+        controlValue = controlUnit.value;
+        address.sendMsg(type, name, controlValue);
+      })
+    .maxSize_(buttonWidth@buttonHeight)
+    ;
+  }
+
+  // setup a StaticText and a TextField
+  setupEZText{
+    arg parent, control, value;
+    var bounds = 144@buttonHeight,
+    labelWidth= 48,
+    textWidth = 96;
+    // resize, depending on surrounding
+    if(control == "address",{
+      bounds = 140@buttonHeight;
+      labelWidth = 60;
+      textWidth = 80;
+    });
+    ^EZText(
+      parent: parent,
+      bounds: bounds,
+      label: control,
+      action: {
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/"++controlUnit.view.parent.name.asString,
+        name = controlUnit.view.parent.parent.name.asSymbol,
+        controlName = controlUnit.labelView.string.asSymbol,
+        controlValue = controlUnit.value;
+        if((type == "/synthServer") || (type == "/hub") || (type == "/forward"), {
+          type = (type++"Address").replace("/","").asSymbol;
+          name = "/"++controlName;
+          postln("Sending: "++"["++name++", "++type++", "++controlValue++"]");
+          address.sendMsg(name, type, controlValue);
+        },{
+          postln("Sending: "++"["++type++", "++name++", "++controlName++", "++controlValue++"]");
+          address.sendMsg(type, name, controlName, controlValue);
+        });
+      },
+      labelWidth: labelWidth,
+      textWidth: textWidth,
+      initVal:value.asString,
+      layout: \horz,
+      margin: nil
+    )
+    .view.maxHeight_(buttonHeight)
+    ;
+  }
+
+  // setup a StaticText and a NumberBox
+  setupEZNumber{
+    arg parent, control, value;
+    var bounds = 144@buttonHeight,
+    labelWidth = 48,
+    numberWidth = 96;
+    // resize, depending on surrounding
+    if(control == "port",{
+      bounds = 140@buttonHeight;
+      labelWidth = 70;
+      numberWidth = 70;
+    });
+    ^EZNumber(
+      parent: parent,
+      bounds: bounds,
+      label: control,
+      controlSpec: control.asSymbol,
+      action: {
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/"++controlUnit.view.parent.name.asString,
+        name = controlUnit.view.parent.parent.name.asSymbol,
+        controlName = controlUnit.labelView.string.asSymbol,
+        controlValue = controlUnit.value;
+        if((type == "/synthServer") || (type == "/hub") || (type == "/forward"), {
+          type = (type++"Port").replace("/", "").asSymbol;
+          name = "/"++controlName;
+          postln("Sending: "++"["++name++", "++type++", "++controlValue++"]");
+          address.sendMsg(name, type, controlValue);
+        },{
+          postln("Sending: "++"["++type++", "++name++", "++controlName++", "++controlValue++"]");
+          address.sendMsg(type, name, controlName, controlValue);
+        });
+      },
+      initVal:value,
+      labelWidth: labelWidth,
+      numberWidth: numberWidth,
+      layout: \horz,
+      margin: nil
+    )
+    .view.maxHeight_(buttonHeight)
+    ;
+  }
+
+  // setup a Slider, a StaticText and a NumberBox for a Synth setting
+  setupEZSlider{
+    arg parent, control, value;
+    ^EZSlider(
+      parent: parent,
+      bounds: 236@40,
+      label: control,
+      controlSpec: control.asSymbol,
+      action: {
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/"++controlUnit.view.parent.name.asString,
+        name = controlUnit.view.parent.parent.parent.name.asSymbol,
+        controlName = controlUnit.labelView.string.asSymbol,
+        controlValue = controlUnit.value;
+        address.sendMsg(type, name, controlName, controlValue);
+      },
+      numberWidth: 70,
+      layout: \line2,
+      margin: nil
+    );
+  }
+
+  setupEZRanger{
+    arg parent, control, value;
+    ^EZRanger(
+      parent: parent,
+      bounds: 300@16,
+      label: control,
+      controlSpec: control,
+      action: {
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/"++controlUnit.view.parent.name.asString,
+        name = controlUnit.view.parent.parent.parent.name.asSymbol,
+        controlName = controlUnit.labelView.string.asSymbol,
+        controlValue = controlUnit.value;
+        address.sendMsg(type, name, controlName, controlValue);
+      },
+      labelWidth: 120,
+      unitWidth:30
+    );
+  }
+
+  setupEZKnob{
+    arg parent, control, value, type, name;
+    ^EZKnob(
+      parent: parent,
+      bounds: 300@16,
+      label: control,
+      controlSpec: \freq,
+      action: {
+        arg controlUnit;
+        var address = NetAddr.new("127.0.0.1", NetAddr.langPort),
+        type = "/"++controlUnit.view.parent.name.asString,
+        name = controlUnit.view.parent.parent.parent.name.asSymbol,
+        controlName = controlUnit.labelView.string.asSymbol,
+        controlValue = controlUnit.value;
+        address.sendMsg(type, name, controlName, controlValue);
+      },
+      labelWidth: 120,
+      unitWidth:30
+    );
+  }
+}
+
diff --git a/classes/BowelyzerOSCHub.sc b/classes/BowelyzerOSCHub.sc
new file mode 100644
index 0000000..8e6bf52
--- /dev/null
+++ b/classes/BowelyzerOSCHub.sc
@@ -0,0 +1,88 @@
+BowelyzerOSCHub{
+  var <hub, <forward, <synthServer, <local;
+
+  *new{
+    arg config;
+    ^super.new.init(config);
+  }
+
+  // setup a NetAddr object and return it
+  *getNetAddr{
+    arg server, port;
+    ^NetAddr.new(server, port);
+  }
+
+  init{
+    arg config;
+    this.setupNetAddressesFromConfig(config);
+    this.setupSynthListenersFromConfig(config);
+  }
+
+  setupNetAddressesFromConfig{
+    arg config;
+    forward = BowelyzerOSCHub.getNetAddr(config.at(\forwardAddress), config.at(\forwardPort));
+    hub = BowelyzerOSCHub.getNetAddr(config.at(\hubAddress), config.at(\hubPort));
+    synthServer = BowelyzerOSCHub.getNetAddr(config.at(\synthServerAddress), config.at(\synthServerPort));
+    local = NetAddr.new("127.0.0.1", NetAddr.langPort);
+  }
+
+  // setup OSCdef for SynthServerAddress:SynthServerPort
+  setupSynthListenersFromConfig{
+    arg config;
+    // listen for individual SendReply messages
+    config.at(\inputs).keysValuesDo({|name, input|
+      postln("Listening for messages called '/"++name++"' coming from scsynth at "++synthServer.ip++":"++synthServer.port++".");
+      this.addSynthListener(name);
+    });
+  }
+
+  addSynthListener{
+    arg name;
+    OSCdef.newMatching(
+      key: name.asSymbol,
+      func: {|msg, time, addr, recvPort|
+        this.forwardToNetAddress(msg, time);
+      },
+      path: "/"++name.asString,
+      srcID: synthServer,
+      recvPort: hub.port
+    );
+  }
+
+  startSynthListener{
+    arg name;
+    OSCdef(name).enable;
+  }
+
+  stopSynthListener{
+    arg name;
+    OSCdef(name.asSymbol).disable;
+  }
+
+  freeSynthListener{
+    arg name;
+    OSCdef(name.asSymbol).free;
+  }
+
+  //forward a received OSC message to the globally specified forward address
+  forwardToNetAddress{
+    arg msg, time;
+    var name = msg[0],
+    amplitude = msg[3],
+    pitch = msg[4],
+    hasPitch = msg[5],
+    onsetDetect = msg[7];
+    if(amplitude != 0,{
+      local.sendMsg("/indicate", msg[0].asString.replace("/","").asSymbol);
+      if(forward.isLocal && (forward.port == NetAddr.langPort), {
+        postln(msg[0]++" (amplitude: "++amplitude++"; pitch: "++pitch++"; has pitch: "++hasPitch);
+      },{
+        forward.sendMsg(name, amplitude, pitch, hasPitch, onsetDetect);
+      });
+    });
+  }
+
+  //TODO: add functions to modify OSC listener behavior (what data to send from which channel)
+
+}
+
-- 
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