Class: Ncurses::WINDOW

Inherits:
Object
  • Object
show all
Defined in:
lib/ffi-ncurses/ncurses.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args, &block) ⇒ WINDOW

Returns a new instance of WINDOW.



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# File 'lib/ffi-ncurses/ncurses.rb', line 68

def initialize(*args, &block)
  # SOH: Lifted from Ncurses. One example of how truly horrible
  # that interface is (using the existence of an otherwise useless
  # block as a flag).
  if block_given?
    @win = args.first
  else
    @win = FFI::NCurses.newwin(*args)
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object

Lifted from Ncurses.



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# File 'lib/ffi-ncurses/ncurses.rb', line 80

def method_missing(name, *args)
  # log(:mm, 1, name)
  name = name.to_s
  if name[0,2] == "mv"
    # log(:mm, 2, "mv")
    test_name = name.dup
    test_name[2,0] = "w" # insert "w" after"mv"
    if FFI::NCurses.respond_to?(test_name)
      # log(:mm, 2.1, test_name)
      Ncurses.send(test_name, @win, *args)
    else
      super
    end
  else
    # log(:mm, 3, "w")
    test_name = "w" + name
    if FFI::NCurses.respond_to?(test_name)
      # log(:mm, 4, test_name)
      Ncurses.send(test_name, @win, *args)
    elsif FFI::NCurses.respond_to?(name)
      # log(:mm, 5, name)
      Ncurses.send(name, @win, *args)
    else
      super
    end
  end
end

Instance Attribute Details

#win ⇒ Object

Returns the value of attribute win.



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# File 'lib/ffi-ncurses/ncurses.rb', line 66

def win
  @win
end

Instance Method Details

#del ⇒ Object Also known as: delete 



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# File 'lib/ffi-ncurses/ncurses.rb', line 121

def del
  FFI::NCurses.delwin(@win)
end

#respond_to?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ffi-ncurses/ncurses.rb', line 108

def respond_to?(name)
  if super
    true
  else
    name = name.to_s
    if name[0,2] == "mv" && FFI::NCurses.respond_to?("mvw" + name[2..-1])
      true
    else
      FFI::NCurses.respond_to?("w" + name) || FFI::NCurses.respond_to?(name)
    end
  end
end