/*
    public domain
    Bastiaan Veelo
*/


import dcouple.connect;
import dcouple.release;
import dcouple.signalslot;

 /** Example class illustrating dcouple signals and slots
   *    based on Qt's example at
   *    http://doc.trolltech.com/3.3/signalsandslots.html
   *
   */

class hasSignalsAndSlots : SignalSlotManager
{
  mixin SignalSlotManagement;
  ~this()
  {
    deleteSignals();
    deleteSlots();
  }
}

class Foo : hasSignalsAndSlots //SignalSlotManager
{
//  mixin SignalSlotManagement;

  Signal!(int) valueChanged;
  Slot!(int) changeValue;

  private int val;

  this()
  {
    valueChanged = new Signal!(int)(this);
    changeValue = new Slot!(int)(this, &value);
  }

  /*~this()
  {
    deleteSignals();
    deleteSlots();
  }*/

  int value()
  {
    return val;
  }

  void value(int v)
  {
    if (val != v) {
      val = v;
      valueChanged.emit(v);
    }
  }
}

import std.stdio;
int main() {
  writefln("Compiled with ", dcoupleVersion() );
  Foo a = new Foo;
  Foo b = new Foo;
  connect(a.valueChanged, b.changeValue);
  writefln(a.value," ",b.value);
  b.value = 11;
  writefln(a.value," ",b.value);
  a.value = 79;
  writefln(a.value," ",b.value);
  delete b;
  a.value = 100;
  writefln(a.value);
  return 0;
}