metodo editListName

    public void editListName(View v){
        EditText editListName = (EditText) findViewById(R.id.listas_row_edit_name);
        TextView listName = (TextView) findViewById(R.id.listas_row_name);

        editListName.setText(listName.getText().toString());
        listName.setVisibility(View.GONE);
        editListName.setVisibility(View.VISIBLE);
        editListName.requestFocus();

        ImageView edit = (ImageView) findViewById(R.id.listas_row_edit_btn);
        edit.setImageResource(R.drawable.save);

        edit.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                saveListName(v);
            }
        });

    }