try{ String pinktext= jt1.getText(); pinkValue=Double.parseDouble(pinktext); if(pinkValue<=0||pinkValue>23){ JOptionPane.showMessageDialog(null,"sorry, the class size is between 1 and 23"); pinkTrue=false; } } catch(Exception pink){ JOptionPane.showMessageDialog(null,"sorry, please enter number in the totle number field"); jt1.setText(""); pinkTrue=false; } return pinkTrue; } public boolean checkOrangeTrue(){ try{ String orangetext= jt2.getText(); orangeValue=Double.parseDouble(orangetext); if(orangeValue<=0||orangeValue>pinkValue){ JOptionPane.showMessageDialog(null,"sorry,please enter the number between 1 and class size"); jt2.setText(""); orangeTrue=false; } } catch(Exception orange){ JOptionPane.showMessageDialog(null,"you must enter a number in student number field"); //jt2.setText(""); orangeTrue=false; } return orangeTrue; } public boolean checkBlueTrue(){ try{ String bluetext= jt3.getText(); blueValue=Double.parseDouble(bluetext); if(blueValue<0||blueValue>100){ JOptionPane.showMessageDialog(null,"sorry, please ensure the Score is between 0 and 100"); jt3.setText(""); blueTrue=false; } } catch(Exception blue){ JOptionPane.showMessageDialog(null,"Sorry, you must enter a number in Score field"); jt3.setText(""); blueTrue=false; } return blueTrue; }public static void main(String[] args){ Gui a=new Gui(); a.creatGui(); } } 这是我还没有写完的
import javax.swing.*;import java.awt.event.*;;
public class Gui {
private JButton jb1,jb2;
private JTextArea jtext;
private JFrame jframe;
private JPanel jp1,jp2,jp3,jp4,jp5,jp6,jp7,jp8,jp9,jp10;
private JLabel jl1,jl2,jl3,jl4,jl5,jl6,jl7,jl8,jl9,jl10,jl11,jl12,jl13;
private JTextField jt1, jt2, jt3,jt4 ;
private double[] arrayScore;
private double pinkValue,orangeValue,blueValue;
private boolean pinkTrue,orangeTrue,blueTrue;
public Gui(){
}public void creatGui(){
jframe= new JFrame("Score Statistic tools");
//creat menubar
JMenuBar menubar=new JMenuBar();
jframe.setJMenuBar(menubar);
JMenu fileMenu=new JMenu("File");
JMenu helpMenu=new JMenu("Help");
//add items to menubar
menubar.add(fileMenu);
menubar.add(helpMenu);
//add the items about the application tool in menu
fileMenu.add("New");
fileMenu.add("Open");
fileMenu.add("Close");
fileMenu.addSeparator(); //add a Sepatator line
fileMenu.add("Save");
fileMenu.add("Save as...");
fileMenu.addSeparator();
fileMenu.add("Print...");
helpMenu.add("Help Contents");
helpMenu.addSeparator();
helpMenu.add(" About Score static tooles");
Toolkit theKit=jframe.getToolkit(); //Get the windowtiilkit
Dimension wndSize=theKit.getScreenSize(); //Get the screen size*/
jframe.setBounds(wndSize.width/4,wndSize.height/4,wndSize.width/2,wndSize.height/2); //position&size
jframe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jframe.setVisible(true); //Display the window
Container container=new Container();
container=jframe.getContentPane();
container.setLayout(new BorderLayout());
jp1= new JPanel();
jp2= new JPanel();
jp3= new JPanel();
jp4= new JPanel();
container.add(jp1,BorderLayout.NORTH);
jp1.setLayout(new GridLayout(2,1));
jp5=new JPanel();
jp6=new JPanel();
GridLayout lay1=new GridLayout(1,5);
lay1.setHgap(15);
jp1.add(jp5);jp5.setLayout(lay1);
jp1.add(jp6);jp6.setLayout(lay1);
container.add(jp2,BorderLayout.CENTER);
jp2.setLayout(new GridLayout(1,2));
jp2.add(jp4);
jp2.add(jp3);
jl1=new JLabel("Totle Number"); jl1.setForeground(new Color(255,175,175)); jl1.setHorizontalAlignment(JTextField.CENTER);
jl2=new JLabel("Student Number"); jl2.setForeground(new Color(255,200,0)); jl2.setHorizontalAlignment(JTextField.CENTER);
jl3=new JLabel("Studnet Score"); jl3.setForeground(new Color(0,255,255)); jl3.setHorizontalAlignment(JTextField.CENTER);
jl4=new JLabel("Class Type"); jl4.setForeground(new Color(0,255,0)); jl4.setHorizontalAlignment(JTextField.CENTER);
jb1=new JButton("Analyse");
jb2=new JButton("Enter");
jt1=new JTextField();jt1.setBackground(new Color(255,175,175));
jt2=new JTextField();jt2.setBackground(new Color(255,200,0));
jt3=new JTextField();jt3.setBackground(new Color(0,255,255));
jt4=new JTextField();jt4.setBackground(new Color(0,255,0));
jp5.add(jl1); jp5.add(jl2); jp5.add(jl3); jp5.add(jl4); jp5.add(jb1);
jp6.add(jt1); jp6.add(jt2); jp6.add(jt3); jp6.add(jt4); jp6.add(jb2);
GridLayout lay3=new GridLayout(5,2);
lay3.setHgap(-45);
jp3.setLayout(lay3);
jl4=new JLabel("Statistic Item"); jl4.setHorizontalAlignment(JTextField.CENTER);
jl5=new JLabel("Statistic Result");jl5.setHorizontalAlignment(JTextField.CENTER);
jl6=new JLabel("Highest Score");jl6.setHorizontalAlignment(JTextField.CENTER);
jl7=new JLabel("Lowest Score");jl7.setHorizontalAlignment(JTextField.CENTER);
jl8=new JLabel("Avarage Score");jl8.setHorizontalAlignment(JTextField.CENTER);
jl9=new JLabel("Failure Rate");jl9.setHorizontalAlignment(JTextField.CENTER);
jl10=new JLabel(""); jl10.setHorizontalAlignment(JTextField.CENTER);
jl11=new JLabel(""); jl11.setHorizontalAlignment(JTextField.CENTER);
jl12=new JLabel(""); jl12.setHorizontalAlignment(JTextField.CENTER);
jl13=new JLabel(""); jl13.setHorizontalAlignment(JTextField.CENTER);
jp7= new JPanel(); jp7.setBackground(new Color(255,175,175)); jp7.setLayout(new BorderLayout());
jp8= new JPanel(); jp8.setBackground(new Color(255,200,0)); jp8.setLayout(new BorderLayout());
jp9= new JPanel(); jp9.setBackground(new Color(0,255,255)); jp9.setLayout(new BorderLayout());
jp10= new JPanel(); jp10.setBackground(new Color(0,255,0)); jp10.setLayout(new BorderLayout());
jp3.add(jl4);
jp3.add(jl5);
jp3.add(jl6);
jp3.add(jp7); jp7.add(jl10,BorderLayout.CENTER);
jp3.add(jl7);
jp3.add(jp8); jp8.add(jl11,BorderLayout.CENTER);
jp3.add(jl8);
jp3.add(jp9); jp9.add(jl12,BorderLayout.CENTER);
jp3.add(jl9);
jp3.add(jp10); jp10.add(jl13,BorderLayout.CENTER);
jtext=new JTextArea();
jp4.add(jtext);
jp4.setBackground(new Color(255,255,255));
ActionListener l1=new ActionListener(){
public void actionPerformed(ActionEvent e){
Gui gui=new Gui();
while(!gui.checkPinkTrue()){
jt1=new JTextField();jt1.setBackground(new Color(255,175,175));
jp6.add(jt1);
}
if(gui.checkPinkTrue()){
while(!gui.checkOrangeTrue()){
jt2=new JTextField();jt2.setBackground(new Color(255,200,0));
}
if(gui.checkOrangeTrue()){
while(!gui.checkBlueTrue()){
jt3=new JTextField();jt3.setBackground(new Color(0,255,255));
}
if(gui.checkBlueTrue()){
jtext.setText("aaaaaaaaa");
}
}
}
}
};
jb2.addActionListener(l1);
ActionListener l2=new ActionListener(){
public void actionPerformed(ActionEvent e1){
}
};jb1.addActionListener(l2);
}public boolean checkPinkTrue(){
try{
String pinktext= jt1.getText();
pinkValue=Double.parseDouble(pinktext);
if(pinkValue<=0||pinkValue>23){
JOptionPane.showMessageDialog(null,"sorry, the class size is between 1 and 23");
pinkTrue=false;
}
}
catch(Exception pink){
JOptionPane.showMessageDialog(null,"sorry, please enter number in the totle number field");
jt1.setText("");
pinkTrue=false;
}
return pinkTrue;
}
public boolean checkOrangeTrue(){
try{
String orangetext= jt2.getText();
orangeValue=Double.parseDouble(orangetext);
if(orangeValue<=0||orangeValue>pinkValue){
JOptionPane.showMessageDialog(null,"sorry,please enter the number between 1 and class size");
jt2.setText("");
orangeTrue=false;
}
}
catch(Exception orange){
JOptionPane.showMessageDialog(null,"you must enter a number in student number field");
//jt2.setText("");
orangeTrue=false;
}
return orangeTrue;
}
public boolean checkBlueTrue(){
try{
String bluetext= jt3.getText();
blueValue=Double.parseDouble(bluetext);
if(blueValue<0||blueValue>100){
JOptionPane.showMessageDialog(null,"sorry, please ensure the Score is between 0 and 100");
jt3.setText("");
blueTrue=false;
}
}
catch(Exception blue){
JOptionPane.showMessageDialog(null,"Sorry, you must enter a number in Score field");
jt3.setText("");
blueTrue=false;
}
return blueTrue;
}public static void main(String[] args){
Gui a=new Gui();
a.creatGui();
}
}
这是我还没有写完的