Class: FFXI::Util::RubyBean

Inherits:
Object
  • Object
show all
Defined in:
lib/util/ruby_bean.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ RubyBean

Returns a new instance of RubyBean.



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# File 'lib/util/ruby_bean.rb', line 5

def initialize
 @listeners = []
end

Class Method Details

.property(*properties) ⇒ Object 



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# File 'lib/util/ruby_bean.rb', line 21

def self.property(*properties)
 properties.each do |p|
  value = nil
  define_method(p) { return value }
  define_method("#{p}=") do |new_value|
   return if value == new_value
   @listeners.each do |l|
    l.property_changed(p, value, new_value)
   end
   value = new_value
  end
  protected("#{p}=")
 end
end

Instance Method Details

#add_listener(l) ⇒ Object 



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# File 'lib/util/ruby_bean.rb', line 9

def add_listener(l)
 @listeners.push(l) unless @listeners.include?(l)
end

#has_listeners? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/util/ruby_bean.rb', line 17

def has_listeners?
 ! @listeners.empty?
end

#remove_listener(l) ⇒ Object 



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# File 'lib/util/ruby_bean.rb', line 13

def remove_listener(l)
 @listeners.delete(l)
end