Class: SWT::ConditionalCommand

Inherits:

ContainerTreeCommand

• Object
• TreeCommand
• ContainerTreeCommand
• SWT::ConditionalCommand

Defined in:

lib/swt.rb

Instance Method Summary

• #initialize(parent, exp) ⇒ ConditionalCommand constructor

  A new instance of ConditionalCommand.

• #invoke(stack) ⇒ Object

Methods inherited from ContainerTreeCommand

#accept, #to_s

Methods inherited from TreeCommand

#accept, #stacktrace

Constructor Details

#initialize(parent, exp) ⇒ ConditionalCommand

Returns a new instance of ConditionalCommand.

# File 'lib/swt.rb', line 199

def initialize(parent,exp)
  super(parent)
  @exp=exp
end

Instance Method Details

#invoke(stack) ⇒ Object

# File 'lib/swt.rb', line 203

def invoke(stack)
  condition=@exp.call stack.last.getData("object")
  super if condition
end