private void myInit() {

    tf_branch.grabFocus();
    init_key();
    hover();
    search();
    init();
    tf_branch_id.enable(false);
    tf_branch_id.setVisible(false);
    focus();
    String where = "";
    branches_list.clear();
    branches_list = Branches.ret_where(where);

    init_tbl_branch_locations();
  }
  public CodInterfaz() {
    super("CALCULADORA!");

    setLayout(null);

    setIconImage(new ImageIcon(getClass().getResource("../Imagenes/cal.png")).getImage());

    btnSumar = new JButton("+");
    btnRestar = new JButton("-");
    btnMultiplicar = new JButton("*");
    btnDividir = new JButton("/");
    txtCampoTexto = new JTextField();
    txtResultado = new JTextField();
    btnBorrar = new JButton("CE");
    btnLimpiar = new JButton("C");
    btnResultado = new JButton("=");
    btnPunto = new JButton(".");

    btnNum0 = new JButton("0");
    btnNum1 = new JButton("1");
    btnNum2 = new JButton("2");
    btnNum3 = new JButton("3");
    btnNum4 = new JButton("4");
    btnNum5 = new JButton("5");
    btnNum6 = new JButton("6");
    btnNum7 = new JButton("7");
    btnNum8 = new JButton("8");
    btnNum9 = new JButton("9");

    txtCampoTexto.setSize(245, 25);
    txtCampoTexto.setLocation(5, 5);

    txtResultado.setSize(220, 25);
    txtResultado.setLocation(5, 29);
    txtResultado.setText("=");
    txtResultado.enable(false);

    btnBorrar.setSize(55, 50);
    btnBorrar.setLocation(255, 5);
    btnBorrar.setBackground(Color.red);

    btnLimpiar.setSize(55, 50);
    btnLimpiar.setLocation(315, 5);
    btnLimpiar.setBackground(Color.red);

    btnNum7.setSize(75, 55);
    btnNum7.setLocation(5, 60);

    btnNum8.setSize(75, 55);
    btnNum8.setLocation(90, 60);

    btnNum9.setSize(75, 55);
    btnNum9.setLocation(175, 60);

    btnDividir.setSize(115, 55);
    btnDividir.setLocation(255, 60);
    btnDividir.setBackground(Color.green);

    btnNum4.setSize(75, 55);
    btnNum4.setLocation(5, 130);

    btnNum5.setSize(77, 55);
    btnNum5.setLocation(90, 130);

    btnNum6.setSize(77, 55);
    btnNum6.setLocation(175, 130);

    btnMultiplicar.setSize(115, 55);
    btnMultiplicar.setLocation(255, 130);
    btnMultiplicar.setBackground(Color.green);

    btnNum1.setSize(77, 55);
    btnNum1.setLocation(5, 200);

    btnNum2.setSize(77, 55);
    btnNum2.setLocation(90, 200);

    btnNum3.setSize(77, 55);
    btnNum3.setLocation(175, 200);

    btnRestar.setSize(115, 55);
    btnRestar.setLocation(255, 200);
    btnRestar.setBackground(Color.green);

    btnNum0.setSize(77, 55);
    btnNum0.setLocation(5, 270);

    btnPunto.setSize(77, 55);
    btnPunto.setLocation(90, 270);

    btnResultado.setSize(77, 55);
    btnResultado.setLocation(175, 270);

    btnSumar.setSize(115, 55);
    btnSumar.setLocation(255, 270);
    btnSumar.setBackground(Color.green);

    add(txtCampoTexto);
    add(txtResultado);
    add(btnBorrar);
    add(btnLimpiar);
    add(btnNum7);
    add(btnNum8);
    add(btnNum9);
    add(btnDividir);
    add(btnNum4);
    add(btnNum5);
    add(btnNum6);
    add(btnMultiplicar);
    add(btnNum1);
    add(btnNum2);
    add(btnNum3);
    add(btnRestar);
    add(btnNum0);
    add(btnPunto);
    add(btnResultado);
    add(btnSumar);

    AccionBoton1 ob1 = new AccionBoton1();
    btnNum1.addActionListener(ob1);

    AccionBoton2 ob2 = new AccionBoton2();
    btnNum2.addActionListener(ob2);

    AccionBoton3 ob3 = new AccionBoton3();
    btnNum3.addActionListener(ob3);

    AccionBoton4 ob4 = new AccionBoton4();
    btnNum4.addActionListener(ob4);

    AccionBoton5 ob5 = new AccionBoton5();
    btnNum5.addActionListener(ob5);

    AccionBoton6 ob6 = new AccionBoton6();
    btnNum6.addActionListener(ob6);

    AccionBoton7 ob7 = new AccionBoton7();
    btnNum7.addActionListener(ob7);

    AccionBoton8 ob8 = new AccionBoton8();
    btnNum8.addActionListener(ob8);

    AccionBoton9 ob9 = new AccionBoton9();
    btnNum9.addActionListener(ob9);

    AccionBoton0 ob0 = new AccionBoton0();
    btnNum0.addActionListener(ob0);

    AccionBotonBorrar obBorrar = new AccionBotonBorrar();
    btnBorrar.addActionListener(obBorrar);

    AccionBotonLimpiar obLimpiar = new AccionBotonLimpiar();
    btnLimpiar.addActionListener(obLimpiar);

    AccionBotonResultado obResultado = new AccionBotonResultado();
    btnResultado.addActionListener(obResultado);

    AccionBotonMultiplicar obMultipliar = new AccionBotonMultiplicar();
    btnMultiplicar.addActionListener(obMultipliar);

    AccionBotonDividir obDividir = new AccionBotonDividir();
    btnDividir.addActionListener(obDividir);

    AccionBotonRestar obRestar = new AccionBotonRestar();
    btnRestar.addActionListener(obRestar);

    AccionBotonSumar obSumar = new AccionBotonSumar();
    btnSumar.addActionListener(obSumar);

    AccionBotonPunto obPunto = new AccionBotonPunto();
    btnPunto.addActionListener(obPunto);
  }