public void setValue(ICommandInterpreter cmd)
{
T new_val;
string svalue = cmd.getArgument(0);
if (!parseValue(svalue, out new_val))
{
cmd.Error("Invalid variable value");
return;
}
if (!m_value.Equals(new_val) && (m_delegate == null || m_delegate(m_value, new_val)))
{
m_value = new_val;
}
}