這個作業: 4月 2015

2015年4月30日星期四

2015.04.10 按鈕

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
class Test
{

public static void main(String[] args)
{
JFrame jtfMainFrame = new JFrame("Which Button Demo");
jtfMainFrame.setSize(450, 150);
JButton jbnButton1 = new JButton("Button 1");
JButton jbnButton2 = new JButton("Button 2");
JButton jbnButton3 = new JButton("Button 3");
JButton jbnButton4 = new JButton("Button 4");
JButton jbnButton5 = new JButton("Button 5");
JButton jbnButton6 = new JButton("Button 6");
JButton jbnButton7 = new JButton("Button 7");
JButton jbnButton8 = new JButton("Button 8");
JButton jbnButton9 = new JButton("Button 9");
jbnButton1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("1");
}
});
jbnButton2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("2");
}
});
jbnButton3.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("3");
}
});
jbnButton4.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("4");
}
});
jbnButton5.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("5");
}
});
jbnButton6.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("6");
}
});
jbnButton7.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("7");
}
});
jbnButton8.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("8");
}
});
jbnButton9.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.out.println("9");
}
});

JPanel jplPanel = new JPanel();
jplPanel.add(jbnButton1);
jplPanel.add(jbnButton2);
jplPanel.add(jbnButton3);
jplPanel.add(jbnButton4);
jplPanel.add(jbnButton5);
jplPanel.add(jbnButton6);
jplPanel.add(jbnButton7);
jplPanel.add(jbnButton8);
jplPanel.add(jbnButton9);
jtfMainFrame.getContentPane().add(jplPanel, BorderLayout.CENTER);
jtfMainFrame.setVisible(true);
System.out.print("chih-yu hsu");
}
}

2015.03.27

class test
{
public static void main(String[] args)
{
;
}
}
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class JButtonDemo2 {
JFrame jtfMainFrame;
JButton jbnButton1, jbnButton2;
JTextField jtfInput;
JPanel jplPanel;
public JButtonDemo2() {
jtfMainFrame = new JFrame("Frame1");
jtfMainFrame.setSize(50, 50);
jbnButton1 = new JButton("Button 1");
jbnButton2 = new JButton("Button 2");
jtfInput = new JTextField(20);
jplPanel = new JPanel();
jbnButton1.setMnemonic(KeyEvent.VK_I);
jbnButton1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
jtfInput.setText("Hello!");
}
});
jbnButton2.setMnemonic(KeyEvent.VK_I);
jbnButton2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
jtfInput.setText("Hey!");
}
});
jplPanel.setLayout(new FlowLayout());
jplPanel.add(jtfInput);
jplPanel.add(jbnButton1);
jplPanel.add(jbnButton2);
jtfMainFrame.getContentPane().add(jplPanel, BorderLayout.CENTER);
jtfMainFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jtfMainFrame.pack();
jtfMainFrame.setVisible(true);
}
public static void main(String[] args) {
try {
UIManager.setLookAndFeel(UIManager
.getCrossPlatformLookAndFeelClassName());
} catch (Exception e) {
}
JButtonDemo2 application = new JButtonDemo2();
}
}

2015年4月28日星期二

2015.03.20

java
public class Loop1to10 {
public static void main(String[] args) {
for(int i = 1; i < 11; i++)
System.out.print(i + " ");
}
}

javascript
<html>
<head>
<title> The First Example: 1to 10 </title>
</head>
<body>
<h2> This line is HTML </h2>
<script language="JavaScript">

</script>
<noscript>
Sorry, but your browser doesn't run JavaScript.
</noscript>
<h2> This line is HTML </h2>
</body>
</html>

2015.03.13

<html>
<head>
<title> The First Example: Hello, World </title>
</head>
<body>
<h2> This line is HTML </h2>

<script language="JavaScript">

</script>
<noscript>
Sorry, but your browser doesn't run JavaScript.
</noscript>

<h2> This line is HTML </h2>
</body>
</html>

2015.03.06

class Test

{

public static void main(String[] args)

{

System.out.println("_____*_____");

System.out.println("____***____");

System.out.println("___*****___");

System.out.println("__*******__");

System.out.println("_____*_____");

}

2015年4月24日星期五

2015.04.24

會跑出數字的4*4按鈕

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class Calculator extends JFrame implements ActionListener{
public static void main(String[]args){
new Calculator();

}
public Calculator()
{
String s;
JFrame window=new JFrame("Calculator");
window.setDefaultLookAndFeelDecorated(true);
window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
window.setLayout(new GridLayout(4,4));
JPanel jplPanel = new JPanel();
jplPanel.setLayout(new GridLayout(4,4));
JButton button[]=new JButton[17];
s=String.valueOf(1);
for (int i = 1; i <= 16; i++)
{
button[i] = new JButton();
button[i].setSize(50,50);
button[i].setText(Integer.toString(i));
button[i].setActionCommand("此按鈕為:"+i);
button[i].addActionListener(this);
jplPanel.add(button[i]);
}
window.getContentPane().add(jplPanel, BorderLayout.CENTER);
window.setSize(500,500);
window.setVisible(true);
}
public void actionPerformed(ActionEvent e ) {
String cmd = e.getActionCommand();
System.out.println(cmd);

}}

2015年4月30日 星期四