http://d.puremagic.com/issues/show_bug.cgi?id=2646





------- Comment #1 from samu...@voliacable.com  2009-02-05 12:05 -------
Another try:

template Signal()
{
  void connect() {};
}

class AbstractButton
{
  mixin Signal clicked;
}

class CheckBox : AbstractButton
{
  mixin Signal toggled;
  mixin Signal kicked;
}


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