class Lista

Attributes

cont[R]

inicio[R]

Public Class Methods

new() click to toggle source

# File lib/menu/lista.rb, line 9
def initialize()
    @inicio = nil
    @cont = 0
end

Public Instance Methods

extraeInicio() click to toggle source

# File lib/menu/lista.rb, line 64
def extraeInicio
    extrae=false
    if @inicio==nil
       
       @inicio=nil
    
    else
        aux = @inicio
        @inicio = aux.next
        aux.next = nil
        extrae=true
        @cont=  @cont-1   
    end
    aux.value
end

imprime() click to toggle source

# File lib/menu/lista.rb, line 52
def imprime
        aux=@inicio
        ##tenia aux pero lo pusco como axu.next
        while aux!=nil
            lee=aux.value.to_s
            puts lee+ "\n"
            aux= aux.next
        end
end

insertar(nodos) click to toggle source

# File lib/menu/lista.rb, line 14
def insertar (nodos)
    insert = false
  
    if nodos.instance_of?Array
        nodos.each do |x| 
           introduce(x)
        end
        insert = true
    else
        introduce(nodos)
        insert = true
    end
  
    return insert
end

introduce(nodo) click to toggle source

# File lib/menu/lista.rb, line 30
def introduce(nodo)
    insert = false
    
    if  @inicio ==nil
    
        @inicio=nodo
        insert = true
 
    else 
        aux=@inicio
          
        while aux.next!=nil
            aux = aux.next
        end
        aux.next =nodo  
        insert = true
    end
    
    @cont=  @cont+1  
    return insert
end