Java电阻计算器（二）

此片介绍的是电阻计算器的界面和一些控制类的设计。

import java.awt.Color;/*** This class defines some constant values and objects* such as color codes, color objects and code for resistor * types.*/
public class Defines
{//----------------------------------------------------------------------//public static final int MAIN_TYPE_COLOR_BAND = 100;public static final int MAIN_TYPE_SURFACE_MNT = 200;public static final int SUBTYPE_THREE_BAND = 101;public static final int SUBTYPE_FOUR_BAND = 102;public static final int SUBTYPE_FIVE_BAND = 103;public static final int SUBTYPE_E24_THREE_NUM = 201;public static final int SUBTYPE_E24_FOUR_NUM = 202;public static final int SUBTYPE_E96 = 203;public static final String _SUBTYPE_THREE_BAND = "三色环电阻";public static final String _SUBTYPE_FOUR_BAND = "四色环电阻";public static final String _SUBTYPE_FIVE_BAND = "五色环电阻";public static final String _SUBTYPE_E24_THREE_NUMS = "E24 三位数标称法";public static final String _SUBTYPE_E24_FOUR_NUMS = "E24 四位数标称法";public static final String _SUBTYPE_E96 = "E96 标称法";//----------------------------------------------------------------------///** Constant color objects*/public static final Color BLACK = Color.BLACK;public static final Color BROWN = new Color(133,66,0);public static final Color RED = Color.RED;public static final Color ORANGE = Color.ORANGE;public static final Color YELLOW = Color.YELLOW;public static final Color GREEN = Color.GREEN;public static final Color BLUE = Color.BLUE;public static final Color PURPLE = new Color(90,0,173);public static final Color GRAY = Color.GRAY;public static final Color WHITE = Color.WHITE;public static final Color SILVER = new Color(192,192,192);public static final Color GOLD = new Color(255,255,153);//----------------------------------------------------------------------///** Color code*/public static final int BLACK_CODE = 0;public static final int BROWN_CODE = 1;public static final int RED_CODE = 2;public static final int ORANGE_CODE = 3;public static final int YELLOW_CODE = 4;public static final int GREEN_CODE = 5;public static final int BLUE_CODE = 6;public static final int PURPLE_CODE = 7;public static final int GRAY_CODE = 8;public static final int WHITE_CODE = 9;public static final int SILVER_CODE = 10;public static final int GOLD_CODE = 11;public static final int THREE_BANDS = 3;public static final int FOUR_BANDS = 4;public static final int FIVE_BANDS = 5;//----------------------------------------------------------------------//
}

import java.awt.Color;public class ResistorAppPanel {private JFrame frame;private ControlClass ctrl = new ControlClass();private JTextField valDisp;private JTextField devDisp;private JTextField paramDisp;private JTextField valDisp_2;private JTextField devDisp_2;private JSpinner inNumBands;private ButtonGroup BtnGroup = new ButtonGroup();private JRadioButton selBands[] = new JRadioButton[5];private JTextField colorDisp[] = new JTextField[5];private JTextField colDisp_1;private JTextField colDisp_2;private JTextField colDisp_3;private JTextField colDisp_4;private JTextField colDisp_5;/*** Launch the application.*/public static void main(String[] args) {EventQueue.invokeLater(new Runnable() {public void run() {try {ResistorAppPanel window = new ResistorAppPanel();window.frame.setVisible(true);} catch (Exception e) {e.printStackTrace();}}});}/*** Create the application.*/public ResistorAppPanel() {initialize();}/*** Set color display* @param _color Color code*/public void setColorDisp(int _color){int i;for (i = 0;i < 5;i++){if(selBands[i].isSelected()){colorDisp[i].setBackground(getColor(_color));}}}/*** Translate color code to color object* @param _code Color code* @return Color object*/public Color getColor(int _code){Color col = null;switch(_code){case Defines.BLACK_CODE:col = Defines.BLACK;break;case Defines.BROWN_CODE:col = Defines.BROWN;break;case Defines.RED_CODE:col = Defines.RED;break;case Defines.ORANGE_CODE:col = Defines.ORANGE;break;case Defines.YELLOW_CODE:col = Defines.YELLOW;break;case Defines.GREEN_CODE:col = Defines.GREEN;break;case Defines.BLUE_CODE:col = Defines.BLUE;break;case Defines.PURPLE_CODE:col = Defines.PURPLE;break;case Defines.GRAY_CODE:col = Defines.GRAY;break;case Defines.WHITE_CODE:col = Defines.WHITE;break;case Defines.SILVER_CODE:col = Defines.SILVER;break;case Defines.GOLD_CODE:col = Defines.GOLD;break;default:break;}return col;}/*** Reset pannel*/public void reset(){int i;Color bg = new Color(255,255,255);valDisp.setText("");devDisp.setText("");for (i = 0;i < 5;i++){colorDisp[i].setBackground(bg);}};/*** Initialize the contents of the frame.*/@SuppressWarnings({ "unchecked", "rawtypes" })private void initialize() {frame = new JFrame();frame.setResizable(false);frame.setBounds(100, 100, 782, 533);frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);JTabbedPane tabbedPane = new JTabbedPane(JTabbedPane.TOP);GroupLayout groupLayout = new GroupLayout(frame.getContentPane());groupLayout.setHorizontalGroup(groupLayout.createParallelGroup(Alignment.LEADING).addGroup(groupLayout.createSequentialGroup().addContainerGap().addComponent(tabbedPane, GroupLayout.PREFERRED_SIZE, 753, GroupLayout.PREFERRED_SIZE).addContainerGap(13, Short.MAX_VALUE)));groupLayout.setVerticalGroup(groupLayout.createParallelGroup(Alignment.LEADING).addGroup(groupLayout.createSequentialGroup().addContainerGap().addComponent(tabbedPane, GroupLayout.PREFERRED_SIZE, 477, GroupLayout.PREFERRED_SIZE).addContainerGap(18, Short.MAX_VALUE)));JPanel panel = new JPanel();tabbedPane.addTab("\u8272\u73AF\u7535\u963B", null, panel, null);JLayeredPane layeredPane = new JLayeredPane();layeredPane.setBounds(10, 10, 356, 53);layeredPane.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));JLayeredPane layeredPane_1 = new JLayeredPane();layeredPane_1.setBounds(10, 73, 356, 229);layeredPane_1.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));JLayeredPane layeredPane_2 = new JLayeredPane();layeredPane_2.setBounds(376, 10, 362, 100);layeredPane_2.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));JLayeredPane layeredPane_3 = new JLayeredPane();layeredPane_3.setBounds(376, 120, 362, 318);layeredPane_3.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));JButton black = new JButton("New button");black.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.BLACK_CODE);}});black.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Black.png"));JButton brown = new JButton("New button");brown.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.BROWN_CODE);}});brown.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Brown.png"));JButton red = new JButton("New button");red.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.RED_CODE);}});red.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Red.png"));JButton orange = new JButton("New button");orange.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.ORANGE_CODE);}});orange.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Orange.png"));JButton yellow = new JButton("New button");yellow.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.YELLOW_CODE);}});yellow.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Yellow.png"));JButton green = new JButton("New button");green.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.GREEN_CODE);}});green.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Green.png"));JButton blue = new JButton("New button");blue.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.BLUE_CODE);}});blue.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Blue.png"));JButton purple = new JButton("New button");purple.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.PURPLE_CODE);}});purple.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Purple.png"));JButton gray = new JButton("New button");gray.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.GRAY_CODE);}});gray.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Grey.png"));JButton white = new JButton("New button");white.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.WHITE_CODE);}});white.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\White.png"));JButton silver = new JButton("New button");silver.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.SILVER_CODE);}});silver.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Silver.png"));JButton gold = new JButton("New button");gold.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {setColorDisp(Defines.GOLD_CODE);}});gold.setIcon(new ImageIcon("E:\\JAVA Program\\\u7535\u963B\u8BA1\u7B97\u5668\\\u989C\u8272\u56FE\u7247\\Gold.png"));JLabel lblNewLabel_11 = new JLabel("\u9009\u62E9\u8272\u73AF\u989C\u8272");lblNewLabel_11.setFont(new Font("宋体", Font.PLAIN, 20));GroupLayout gl_layeredPane_3 = new GroupLayout(layeredPane_3);gl_layeredPane_3.setHorizontalGroup(gl_layeredPane_3.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_3.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_3.createParallelGroup(Alignment.LEADING).addComponent(lblNewLabel_11).addGroup(gl_layeredPane_3.createSequentialGroup().addComponent(black, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(brown, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(red, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(orange, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_3.createSequentialGroup().addComponent(yellow, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(green, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(blue, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(purple, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_3.createSequentialGroup().addComponent(gray, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(white, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(silver, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(gold, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE))).addContainerGap(16, Short.MAX_VALUE)));gl_layeredPane_3.setVerticalGroup(gl_layeredPane_3.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_3.createSequentialGroup().addContainerGap().addComponent(lblNewLabel_11).addGap(18).addGroup(gl_layeredPane_3.createParallelGroup(Alignment.LEADING).addComponent(black, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addGroup(gl_layeredPane_3.createParallelGroup(Alignment.BASELINE).addComponent(brown, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(red, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(orange, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE))).addPreferredGap(ComponentPlacement.UNRELATED).addGroup(gl_layeredPane_3.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_3.createParallelGroup(Alignment.BASELINE).addComponent(yellow, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(green, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_3.createParallelGroup(Alignment.BASELINE).addComponent(blue, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(purple, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE))).addPreferredGap(ComponentPlacement.UNRELATED).addGroup(gl_layeredPane_3.createParallelGroup(Alignment.BASELINE).addComponent(gray, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(white, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(silver, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(gold, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addContainerGap(34, Short.MAX_VALUE)));layeredPane_3.setLayout(gl_layeredPane_3);JLabel lblNewLabel_2 = new JLabel("\u7535\u963B\u503C");lblNewLabel_2.setFont(new Font("宋体", Font.PLAIN, 20));valDisp = new JTextField();valDisp.setEditable(false);valDisp.setFont(new Font("宋体", Font.PLAIN, 20));valDisp.setColumns(10);JLabel label_1 = new JLabel("\u8BEF\u5DEE\u503C");label_1.setFont(new Font("宋体", Font.PLAIN, 20));devDisp = new JTextField();devDisp.setEditable(false);devDisp.setFont(new Font("宋体", Font.PLAIN, 20));devDisp.setColumns(10);JLabel lblNewLabel_3 = new JLabel("\u6B27");lblNewLabel_3.setFont(new Font("宋体", Font.PLAIN, 20));JLabel label = new JLabel("\u6B27");label.setFont(new Font("宋体", Font.PLAIN, 20));GroupLayout gl_layeredPane_2 = new GroupLayout(layeredPane_2);gl_layeredPane_2.setHorizontalGroup(gl_layeredPane_2.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_2.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_2.createParallelGroup(Alignment.LEADING, false).addGroup(gl_layeredPane_2.createSequentialGroup().addComponent(lblNewLabel_2).addPreferredGap(ComponentPlacement.RELATED).addComponent(valDisp, GroupLayout.PREFERRED_SIZE, 216, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_2.createSequentialGroup().addComponent(label_1, GroupLayout.PREFERRED_SIZE, 60, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.RELATED).addComponent(devDisp))).addPreferredGap(ComponentPlacement.RELATED).addGroup(gl_layeredPane_2.createParallelGroup(Alignment.LEADING).addComponent(lblNewLabel_3).addComponent(label, GroupLayout.PREFERRED_SIZE, 20, GroupLayout.PREFERRED_SIZE)).addContainerGap(40, Short.MAX_VALUE)));gl_layeredPane_2.setVerticalGroup(gl_layeredPane_2.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_2.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_2.createParallelGroup(Alignment.BASELINE).addComponent(lblNewLabel_2).addComponent(valDisp, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addComponent(lblNewLabel_3)).addGap(18).addGroup(gl_layeredPane_2.createParallelGroup(Alignment.BASELINE).addComponent(devDisp, GroupLayout.PREFERRED_SIZE, 30, GroupLayout.PREFERRED_SIZE).addComponent(label_1, GroupLayout.PREFERRED_SIZE, 24, GroupLayout.PREFERRED_SIZE).addComponent(label, GroupLayout.PREFERRED_SIZE, 24, GroupLayout.PREFERRED_SIZE)).addContainerGap(GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)));layeredPane_2.setLayout(gl_layeredPane_2);JLabel lblNewLabel_1 = new JLabel("\u9009\u62E9\u8272\u73AF");lblNewLabel_1.setFont(new Font("宋体", Font.PLAIN, 20));colDisp_1 = new JTextField();colDisp_1.setEditable(false);colDisp_1.setFont(new Font("宋体", Font.PLAIN, 20));colDisp_1.setColumns(10);colDisp_2 = new JTextField();colDisp_2.setEditable(false);colDisp_2.setFont(new Font("宋体", Font.PLAIN, 20));colDisp_2.setColumns(10);colDisp_3 = new JTextField();colDisp_3.setEditable(false);colDisp_3.setFont(new Font("宋体", Font.PLAIN, 20));colDisp_3.setColumns(10);colDisp_4 = new JTextField();colDisp_4.setEditable(false);colDisp_4.setFont(new Font("宋体", Font.PLAIN, 20));colDisp_4.setColumns(10);colDisp_5 = new JTextField();colDisp_5.setEditable(false);colDisp_5.setFont(new Font("宋体", Font.PLAIN, 20));colDisp_5.setColumns(10);JRadioButton selBand_1 = new JRadioButton("\u9009\u62E9\u7B2C\u4E00\u8272\u73AF");selBand_1.setFont(new Font("宋体", Font.PLAIN, 20));JRadioButton selBand_2 = new JRadioButton("\u9009\u62E9\u7B2C\u4E8C\u8272\u73AF");selBand_2.setFont(new Font("宋体", Font.PLAIN, 20));JRadioButton selBand_3 = new JRadioButton("\u9009\u62E9\u7B2C\u4E09\u8272\u73AF");selBand_3.setFont(new Font("宋体", Font.PLAIN, 20));JRadioButton selBand_4 = new JRadioButton("\u9009\u62E9\u7B2C\u56DB\u8272\u73AF");selBand_4.setFont(new Font("宋体", Font.PLAIN, 20));JRadioButton selBand_5 = new JRadioButton("\u9009\u62E9\u7B2C\u4E94\u8272\u73AF");selBand_5.setFont(new Font("宋体", Font.PLAIN, 20));GroupLayout gl_layeredPane_1 = new GroupLayout(layeredPane_1);gl_layeredPane_1.setHorizontalGroup(gl_layeredPane_1.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_1.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_1.createParallelGroup(Alignment.TRAILING).addGroup(gl_layeredPane_1.createSequentialGroup().addGroup(gl_layeredPane_1.createParallelGroup(Alignment.LEADING).addComponent(selBand_1).addComponent(selBand_2).addComponent(selBand_3).addComponent(selBand_4).addComponent(selBand_5)).addGap(18).addGroup(gl_layeredPane_1.createParallelGroup(Alignment.TRAILING, false).addComponent(colDisp_2, Alignment.LEADING).addComponent(colDisp_1, Alignment.LEADING, GroupLayout.DEFAULT_SIZE, 114, Short.MAX_VALUE).addComponent(colDisp_3, Alignment.LEADING).addComponent(colDisp_4, Alignment.LEADING).addComponent(colDisp_5, Alignment.LEADING)).addContainerGap(67, Short.MAX_VALUE)).addGroup(gl_layeredPane_1.createSequentialGroup().addComponent(lblNewLabel_1).addContainerGap(264, Short.MAX_VALUE)))));gl_layeredPane_1.setVerticalGroup(gl_layeredPane_1.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_1.createSequentialGroup().addContainerGap().addComponent(lblNewLabel_1).addPreferredGap(ComponentPlacement.RELATED).addGroup(gl_layeredPane_1.createParallelGroup(Alignment.BASELINE).addComponent(selBand_1).addComponent(colDisp_1, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)).addPreferredGap(ComponentPlacement.RELATED).addGroup(gl_layeredPane_1.createParallelGroup(Alignment.BASELINE).addComponent(selBand_2).addComponent(colDisp_2, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)).addPreferredGap(ComponentPlacement.RELATED).addGroup(gl_layeredPane_1.createParallelGroup(Alignment.BASELINE).addComponent(colDisp_3, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addComponent(selBand_3)).addPreferredGap(ComponentPlacement.UNRELATED).addGroup(gl_layeredPane_1.createParallelGroup(Alignment.BASELINE).addComponent(colDisp_4, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addComponent(selBand_4)).addPreferredGap(ComponentPlacement.RELATED).addGroup(gl_layeredPane_1.createParallelGroup(Alignment.BASELINE).addComponent(colDisp_5, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addComponent(selBand_5)).addGap(145)));layeredPane_1.setLayout(gl_layeredPane_1);panel.setLayout(null);JLabel lblNewLabel = new JLabel("\u9009\u62E9\u8272\u73AF\u6570");lblNewLabel.setFont(new Font("宋体", Font.PLAIN, 20));JSpinner selNumBands = new JSpinner();inNumBands = selNumBands;/** When user choose a particular number of color bands from spinner,* enable the corresponding number of color bands for selection.*/selNumBands.addChangeListener(new ChangeListener() {public void stateChanged(ChangeEvent event) {if(inNumBands.getValue().toString().equals("3")){selBands[3].setEnabled(false);selBands[4].setEnabled(false);ctrl.SetMainType(Defines.MAIN_TYPE_COLOR_BAND);ctrl.SetSubtypeCode(Defines.SUBTYPE_THREE_BAND);}else if(inNumBands.getValue().toString().equals("4")){if(!selBands[3].isEnabled()){                  selBands[3].setEnabled(true);}if(selBands[4].isEnabled()){selBands[4].setEnabled(false);}ctrl.SetMainType(Defines.MAIN_TYPE_COLOR_BAND);ctrl.SetSubtypeCode(Defines.SUBTYPE_FOUR_BAND);                 }else if(inNumBands.getValue().toString().equals("5")){if(!selBands[3].isEnabled()){selBands[3].setEnabled(true);}if(!selBands[4].isEnabled()){selBands[4].setEnabled(true);}ctrl.SetMainType(Defines.MAIN_TYPE_COLOR_BAND);ctrl.SetSubtypeCode(Defines.SUBTYPE_FIVE_BAND);}}});//--------------------------------------------------------------------------------//selNumBands.setModel(new SpinnerNumberModel(3, 3, 5, 1));selNumBands.setFont(new Font("宋体", Font.PLAIN, 20));GroupLayout gl_layeredPane = new GroupLayout(layeredPane);gl_layeredPane.setHorizontalGroup(gl_layeredPane.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane.createSequentialGroup().addContainerGap().addComponent(lblNewLabel).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(selNumBands, GroupLayout.PREFERRED_SIZE, 88, GroupLayout.PREFERRED_SIZE).addContainerGap(715, Short.MAX_VALUE)));gl_layeredPane.setVerticalGroup(gl_layeredPane.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane.createParallelGroup(Alignment.BASELINE).addComponent(lblNewLabel).addComponent(selNumBands, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)).addContainerGap(81, Short.MAX_VALUE)));layeredPane.setLayout(gl_layeredPane);panel.add(layeredPane);panel.add(layeredPane_2);panel.add(layeredPane_1);panel.add(layeredPane_3);JLayeredPane layeredPane_4 = new JLayeredPane();layeredPane_4.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));layeredPane_4.setBounds(10, 312, 356, 126);panel.add(layeredPane_4);JButton calBtn = new JButton("\u8BA1\u7B97\u963B\u503C");calBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {int i;Color col[] = new Color[5];for (i = 0;i < 5;i++){col[i] = colorDisp[i].getBackground();}ctrl.setParam(col);if(ctrl.checkParam()){valDisp.setText(Double.toString(ctrl.calculate()));devDisp.setText(Double.toString(ctrl.calDev()));}else{JOptionPane.showMessageDialog(null, "输入参数有误！", "错误",JOptionPane.ERROR_MESSAGE);}}});calBtn.setFont(new Font("宋体", Font.PLAIN, 20));calBtn.setBounds(10, 10, 178, 46);layeredPane_4.add(calBtn);JButton resetBtn = new JButton("\u91CD\u7F6E\u53C2\u6570");resetBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {ctrl.reset();reset();}});resetBtn.setFont(new Font("宋体", Font.PLAIN, 20));resetBtn.setBounds(10, 66, 178, 46);layeredPane_4.add(resetBtn);JButton closeBtn = new JButton("\u5173\u95ED");closeBtn.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent arg0) {frame.dispose();}});closeBtn.setFont(new Font("宋体", Font.PLAIN, 20));closeBtn.setBounds(198, 10, 148, 102);layeredPane_4.add(closeBtn);JPanel panel_1 = new JPanel();tabbedPane.addTab("\u8D34\u7247\u7535\u963B", null, panel_1, null);JLayeredPane layeredPane_5 = new JLayeredPane();layeredPane_5.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));JLayeredPane layeredPane_6 = new JLayeredPane();layeredPane_6.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));JLayeredPane layeredPane_7 = new JLayeredPane();layeredPane_7.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));JLayeredPane layeredPane_8 = new JLayeredPane();layeredPane_8.setBorder(new LineBorder(new Color(0, 0, 0), 1, true));GroupLayout gl_panel_1 = new GroupLayout(panel_1);gl_panel_1.setHorizontalGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addGroup(gl_panel_1.createSequentialGroup().addContainerGap().addGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addGroup(gl_panel_1.createSequentialGroup().addComponent(layeredPane_6, GroupLayout.PREFERRED_SIZE, 498, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addComponent(layeredPane_8, GroupLayout.PREFERRED_SIZE, 175, GroupLayout.PREFERRED_SIZE).addComponent(layeredPane_7, GroupLayout.DEFAULT_SIZE, 220, Short.MAX_VALUE))).addComponent(layeredPane_5, GroupLayout.DEFAULT_SIZE, 728, Short.MAX_VALUE)).addContainerGap()));gl_panel_1.setVerticalGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addGroup(gl_panel_1.createSequentialGroup().addContainerGap().addComponent(layeredPane_5, GroupLayout.PREFERRED_SIZE, 53, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addGroup(gl_panel_1.createParallelGroup(Alignment.LEADING).addComponent(layeredPane_6, GroupLayout.DEFAULT_SIZE, 356, Short.MAX_VALUE).addGroup(gl_panel_1.createSequentialGroup().addComponent(layeredPane_7, GroupLayout.PREFERRED_SIZE, 106, GroupLayout.PREFERRED_SIZE).addGap(10).addComponent(layeredPane_8, GroupLayout.DEFAULT_SIZE, 240, Short.MAX_VALUE))).addContainerGap()));JButton calBtn_2 = new JButton("\u8BA1\u7B97\u963B\u503C");calBtn_2.setFont(new Font("宋体", Font.PLAIN, 20));JButton resetBtn_2 = new JButton("\u91CD\u7F6E\u53C2\u6570");resetBtn_2.setFont(new Font("宋体", Font.PLAIN, 20));JButton closeBtn_2 = new JButton("\u5173\u95ED");closeBtn_2.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {frame.dispose();}});closeBtn_2.setFont(new Font("宋体", Font.PLAIN, 20));GroupLayout gl_layeredPane_8 = new GroupLayout(layeredPane_8);gl_layeredPane_8.setHorizontalGroup(gl_layeredPane_8.createParallelGroup(Alignment.TRAILING).addGroup(Alignment.LEADING, gl_layeredPane_8.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_8.createParallelGroup(Alignment.LEADING).addComponent(calBtn_2, GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE).addComponent(resetBtn_2, GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE).addComponent(closeBtn_2, GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE)).addContainerGap()));gl_layeredPane_8.setVerticalGroup(gl_layeredPane_8.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_8.createSequentialGroup().addContainerGap().addComponent(calBtn_2, GroupLayout.PREFERRED_SIZE, 60, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(resetBtn_2, GroupLayout.PREFERRED_SIZE, 60, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(closeBtn_2, GroupLayout.PREFERRED_SIZE, 60, GroupLayout.PREFERRED_SIZE).addContainerGap(12, Short.MAX_VALUE)));layeredPane_8.setLayout(gl_layeredPane_8);JLabel lblNewLabel_7 = new JLabel("\u963B\u503C");lblNewLabel_7.setFont(new Font("宋体", Font.PLAIN, 20));valDisp_2 = new JTextField();valDisp_2.setEditable(false);valDisp_2.setFont(new Font("宋体", Font.PLAIN, 20));valDisp_2.setColumns(10);JLabel lblNewLabel_8 = new JLabel("\u6B27");lblNewLabel_8.setFont(new Font("宋体", Font.PLAIN, 20));JLabel lblNewLabel_9 = new JLabel("\u8BEF\u5DEE");lblNewLabel_9.setFont(new Font("宋体", Font.PLAIN, 20));devDisp_2 = new JTextField();devDisp_2.setEditable(false);devDisp_2.setFont(new Font("宋体", Font.PLAIN, 20));devDisp_2.setColumns(10);JLabel lblNewLabel_10 = new JLabel("\u6B27");lblNewLabel_10.setFont(new Font("宋体", Font.PLAIN, 20));GroupLayout gl_layeredPane_7 = new GroupLayout(layeredPane_7);gl_layeredPane_7.setHorizontalGroup(gl_layeredPane_7.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_7.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_7.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_7.createSequentialGroup().addComponent(lblNewLabel_7).addPreferredGap(ComponentPlacement.RELATED).addComponent(valDisp_2, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(lblNewLabel_8)).addGroup(gl_layeredPane_7.createSequentialGroup().addComponent(lblNewLabel_9).addPreferredGap(ComponentPlacement.RELATED).addComponent(devDisp_2, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(lblNewLabel_10))).addContainerGap(26, Short.MAX_VALUE)));gl_layeredPane_7.setVerticalGroup(gl_layeredPane_7.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_7.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_7.createParallelGroup(Alignment.BASELINE).addComponent(lblNewLabel_7).addComponent(valDisp_2, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addComponent(lblNewLabel_8)).addGap(18).addGroup(gl_layeredPane_7.createParallelGroup(Alignment.BASELINE).addComponent(lblNewLabel_9).addComponent(devDisp_2, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addComponent(lblNewLabel_10)).addContainerGap(30, Short.MAX_VALUE)));layeredPane_7.setLayout(gl_layeredPane_7);JButton seven = new JButton("7");seven.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"7");}});seven.setFont(new Font("宋体", Font.PLAIN, 30));JButton four = new JButton("4");four.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"4");}});four.setFont(new Font("宋体", Font.PLAIN, 30));JButton one = new JButton("1");one.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"1");}});one.setFont(new Font("宋体", Font.PLAIN, 30));JButton zero = new JButton("0");zero.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"0");}});zero.setFont(new Font("宋体", Font.PLAIN, 30));JButton eight = new JButton("8");eight.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"8");}});eight.setFont(new Font("宋体", Font.PLAIN, 30));JButton five = new JButton("5");five.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"5");}});five.setFont(new Font("宋体", Font.PLAIN, 30));JButton two = new JButton("2");two.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"2");}});two.setFont(new Font("宋体", Font.PLAIN, 30));JButton nine = new JButton("9");nine.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"9");}});nine.setFont(new Font("宋体", Font.PLAIN, 30));JButton six = new JButton("6");six.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"6");}});six.setFont(new Font("宋体", Font.PLAIN, 30));JButton three = new JButton("3");three.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"3");}});three.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnR = new JButton("R");btnR.addActionListener(new ActionListener() {public void actionPerformed(ActionEvent e) {paramDisp.setText(paramDisp.getText()+"R");}});btnR.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnA = new JButton("A");btnA.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnB = new JButton("B");btnB.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnC = new JButton("C");btnC.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnD = new JButton("D");btnD.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnE = new JButton("E");btnE.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnF = new JButton("F");btnF.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnG = new JButton("G");btnG.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnH = new JButton("H");btnH.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnX = new JButton("X");btnX.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnY = new JButton("Y");btnY.setFont(new Font("宋体", Font.PLAIN, 30));JButton btnZ = new JButton("Z");btnZ.setFont(new Font("宋体", Font.PLAIN, 30));GroupLayout gl_layeredPane_6 = new GroupLayout(layeredPane_6);gl_layeredPane_6.setHorizontalGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_6.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING, false).addGroup(gl_layeredPane_6.createSequentialGroup().addComponent(seven, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(eight, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_6.createSequentialGroup().addComponent(four, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(five, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_6.createSequentialGroup().addComponent(one, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(two, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addComponent(zero, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)).addPreferredGap(ComponentPlacement.UNRELATED).addGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_6.createSequentialGroup().addComponent(nine, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnA, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnE, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnX, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_6.createSequentialGroup().addComponent(six, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnB, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnF, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnY, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_6.createSequentialGroup().addGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_6.createSequentialGroup().addComponent(three, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnC, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnG, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGroup(gl_layeredPane_6.createSequentialGroup().addComponent(btnR, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnD, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnH, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE))).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(btnZ, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE))).addContainerGap(16, Short.MAX_VALUE)));gl_layeredPane_6.setVerticalGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_6.createSequentialGroup().addContainerGap().addGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING).addComponent(seven, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(eight, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(nine, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnA, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnE, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnX, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGap(18).addGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING).addComponent(four, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(five, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(six, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnB, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnF, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnY, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGap(18).addGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING, false).addGroup(gl_layeredPane_6.createSequentialGroup().addGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING).addComponent(one, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(two, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(three, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnC, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnG, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE)).addGap(18).addGroup(gl_layeredPane_6.createParallelGroup(Alignment.LEADING).addComponent(btnH, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnD, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(btnR, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE).addComponent(zero, GroupLayout.PREFERRED_SIZE, 70, GroupLayout.PREFERRED_SIZE))).addComponent(btnZ, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)).addContainerGap(19, Short.MAX_VALUE)));layeredPane_6.setLayout(gl_layeredPane_6);JLabel lblNewLabel_4 = new JLabel("\u9009\u62E9\u7535\u963B\u7C7B\u578B");lblNewLabel_4.setFont(new Font("宋体", Font.PLAIN, 20));JComboBox selType = new JComboBox();selType.setFont(new Font("宋体", Font.PLAIN, 20));selType.setModel(new DefaultComboBoxModel(new String[] {"", "E24", "E96"}));JLabel lblNewLabel_5 = new JLabel("\u9009\u62E9\u53C2\u6570\u4F4D\u6570");lblNewLabel_5.setFont(new Font("宋体", Font.PLAIN, 20));JSpinner selNumParam = new JSpinner();selNumParam.setModel(new SpinnerNumberModel(3, 3, 4, 1));selNumParam.setFont(new Font("宋体", Font.PLAIN, 20));JLabel lblNewLabel_6 = new JLabel("\u53C2\u6570");lblNewLabel_6.setFont(new Font("宋体", Font.PLAIN, 20));paramDisp = new JTextField();paramDisp.setEditable(false);paramDisp.setFont(new Font("宋体", Font.PLAIN, 20));paramDisp.setColumns(10);GroupLayout gl_layeredPane_5 = new GroupLayout(layeredPane_5);gl_layeredPane_5.setHorizontalGroup(gl_layeredPane_5.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_5.createSequentialGroup().addContainerGap().addComponent(lblNewLabel_4).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(selType, GroupLayout.PREFERRED_SIZE, 83, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(lblNewLabel_5).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(selNumParam, GroupLayout.PREFERRED_SIZE, 63, GroupLayout.PREFERRED_SIZE).addGap(18).addComponent(lblNewLabel_6).addPreferredGap(ComponentPlacement.UNRELATED).addComponent(paramDisp, GroupLayout.PREFERRED_SIZE, 144, GroupLayout.PREFERRED_SIZE).addContainerGap(80, Short.MAX_VALUE)));gl_layeredPane_5.setVerticalGroup(gl_layeredPane_5.createParallelGroup(Alignment.LEADING).addGroup(gl_layeredPane_5.createSequentialGroup().addGap(10).addGroup(gl_layeredPane_5.createParallelGroup(Alignment.BASELINE).addComponent(lblNewLabel_4).addComponent(selType, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addComponent(lblNewLabel_5).addComponent(selNumParam, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addComponent(lblNewLabel_6).addComponent(paramDisp, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)).addContainerGap(11, Short.MAX_VALUE)));layeredPane_5.setLayout(gl_layeredPane_5);panel_1.setLayout(gl_panel_1);frame.getContentPane().setLayout(groupLayout);BtnGroup.add(selBand_1);BtnGroup.add(selBand_2);BtnGroup.add(selBand_3);BtnGroup.add(selBand_4);BtnGroup.add(selBand_5);selBands[0] = selBand_1;selBands[1] = selBand_2;selBands[2] = selBand_3;selBands[3] = selBand_4;selBands[4] = selBand_5;selBands[3].setEnabled(false);selBands[4].setEnabled(false);colorDisp[0] = colDisp_1;colorDisp[1] = colDisp_2;colorDisp[2] = colDisp_3;colorDisp[3] = colDisp_4;colorDisp[4] = colDisp_5;}
}

以下是电阻计算器的操作界面效果。

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