實(shí)驗(yàn)8圖形界面程序設(shè)計(jì)

1、山西大學(xué)計(jì)算機(jī)與信息技術(shù)學(xué)院實(shí)驗(yàn)報(bào)告姓 名學(xué) 號 專業(yè)班級軟件工程1班 課程名稱 Java實(shí)驗(yàn)實(shí)驗(yàn)日期 2013/12/4成 績指導(dǎo)教師批改日期實(shí)驗(yàn)名稱實(shí)驗(yàn) 8 圖形界面程序設(shè)計(jì)一、實(shí)驗(yàn)?zāi)康恼莆粘Ｓ肎UI控制組件及其事件處理。二、實(shí)驗(yàn)內(nèi)容1編程包含一個(gè)標(biāo)簽和一個(gè)按鈕，單擊按鈕時(shí)，標(biāo)簽的內(nèi)容在“你好”和“再見”之間切換。程序代碼：import java.awt.*;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.*;public class Test1 extend

2、s JFrameprivate JButton jbtOK;private JLabel jlbName;public Test1()jbtOK = new JButton("OK");jlbName = new JLabel("你好！");Panel panel = new Panel();panel.add(jlbName,BorderLayout.NORTH);panel.add(jbtOK,BorderLayout.SOUTH);add(panel);OKListenerClass m = new OKListenerClass();jbtOK.

3、addActionListener(m);class OKListenerClass implements ActionListenerpublic void actionPerformed(ActionEvent e) jlbName.setText("再見");public static void main(String args)JFrame frame = new Test1();frame.setTitle("Test1");frame.setSize(200, 150);frame.setLocation(200, 100);frame.se

4、tDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);frame.setVisible(true);運(yùn)行結(jié)果貼圖: 2編程包含一個(gè)文本框和一個(gè)文本區(qū)域，文本框內(nèi)容改變時(shí)，將文本框中的內(nèi)容顯示在文本區(qū)域中；在文本框中按回車鍵時(shí)，清空文本區(qū)域的內(nèi)容。程序代碼：package shiyan8;import java.awt.*;import java.awt.event.KeyEvent;import java.awt.event.KeyListener;import javax.swing.*;public class ShowText extends JFra

5、meprivate JTextField jtext;private JLabel jlbName;public ShowText()jtext = new JTextField(8);jlbName = new JLabel("原文本");Panel panel = new Panel();Panel panel1 = new Panel();panel.add(jlbName);panel1.add(jtext);add(panel,BorderLayout.CENTER);add(panel1,BorderLayout.NORTH);TextTo m = new Te

6、xtTo();jtext.addKeyListener(m); class TextTo implements KeyListenerpublic void keyPressed(KeyEvent e) public void keyReleased(KeyEvent e) if(e.getKeyChar() != KeyEvent.VK_ENTER)jlbName.setText(jtext.getText();public void keyTyped(KeyEvent e) if(e.getKeyChar() = KeyEvent.VK_ENTER)jlbName.setText(null

7、); public static void main(String args)JFrame frame = new ShowText();frame.setTitle("ShowText");frame.setSize(200, 150);frame.setLocation(200, 100);frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);frame.setVisible(true);運(yùn)行結(jié)果貼圖:3編程包含一個(gè)復(fù)選按鈕和一個(gè)普通按鈕，復(fù)選按鈕選中時(shí)，普通按鈕的背景色為青色，未選中時(shí)為灰色。程序代碼：import

8、java.awt.*;import java.awt.event.ItemEvent;import java.awt.event.ItemListener;import javax.swing.*;public class ShowGreen extends JFrameprivate JButton jbutton;private JCheckBox jchkBold;public ShowGreen()jbutton = new JButton("你好！");jchkBold = new JCheckBox();jbutton.setBackground(Color.G

9、RAY);Panel panel = new Panel();Panel panel1 = new Panel();panel.add(jchkBold);panel1.add(jbutton);add(panel,BorderLayout.CENTER);add(panel1,BorderLayout.NORTH);ShowTo m = new ShowTo();jchkBold.addItemListener(m); class ShowTo implements ItemListenerpublic void itemStateChanged(ItemEvent arg0) if(jch

10、kBold.isSelected()jbutton.setBackground(Color.CYAN);elsejbutton.setBackground(Color.GRAY); public static void main(String args)JFrame frame = new ShowGreen();frame.setTitle("ShowGreen");frame.setSize(200, 150);frame.setLocation(200, 100);frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE)

11、;frame.setVisible(true);運(yùn)行結(jié)果貼圖: 4編程包含兩個(gè)按鈕和一個(gè)標(biāo)簽，將發(fā)生單擊事件的按鈕上的文本信息顯示在標(biāo)簽中。提示：關(guān)鍵代碼如下：       b1.addActionListener(new B1();       b2.addActionListener(new B2();       class B1 implements ActionListener   &#

12、160;           public void actionPerformed(ActionEvent e)                      who.setText("Button 1");        

13、0;                   class B2 implements ActionListener               public void actionPerformed(ActionEvent e)         

14、;             who.setText("Button 2");                     程序代碼：package shiyan8;import java.awt.*;import java.awt.event.ActionEvent;import java.a

15、wt.event.ActionListener;import javax.swing.*;public class TwoButton extends JFrameprivate JButton b1;private JButton b2;private JLabel l;public TwoButton()b1 = new JButton("確定");b2 = new JButton("取消");l = new JLabel("文本");Panel panel = new Panel();Panel panel1 = new Pan

16、el();panel.add(l);panel1.add(b1);panel1.add(b2);add(panel,BorderLayout.NORTH);add(panel1,BorderLayout.CENTER);b1.addActionListener(new B1(); b2.addActionListener(new B2();class B1 implements ActionListener public void actionPerformed(ActionEvent e) l.setText(b1.getText(); class B2 implements ActionL

17、istener public void actionPerformed(ActionEvent e) l.setText(b2.getText(); public static void main(String args)JFrame frame = new TwoButton();frame.setTitle("TwoButton");frame.setSize(200, 150);frame.setLocation(200, 100);frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);frame.setVisibl

18、e(true);運(yùn)行結(jié)果貼圖:5編程確定當(dāng)前鼠標(biāo)的位置坐標(biāo)。程序代碼：package shiyan8;import java.awt.event.MouseEvent;import java.awt.event.MouseMotionListener;import javax.swing.*;public class Mouse extends JFrameprivate JLabel jlbName;public Mouse()jlbName = new JLabel("顯示區(qū)域");add(jlbName);MouseTo m = new MouseTo();jlbNa

19、me.addMouseMotionListener(m); class MouseTo implements MouseMotionListener public void mouseDragged(MouseEvent e) public void mouseMoved(MouseEvent e) jlbName.setText("鼠標(biāo)當(dāng)前的坐標(biāo)為:(" + e.getX() + "," + e.getY() + ")"); public static void main(String args)JFrame frame = new

20、 Mouse();frame.setTitle("Mouse");frame.setSize(200, 150);frame.setLocation(200, 100);frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);frame.setVisible(true);運(yùn)行結(jié)果貼圖:6編程使用BorderLayout布局方式放置5個(gè)按鈕。程序代碼：package shiyan8;import javax.swing.JButton;import javax.swing.JFrame;import java.awt.Bord

21、erLayout;public class ShowBorderLayout extends JFramepublic ShowBorderLayout()setLayout(new BorderLayout(5,10);add(new JButton("East"),BorderLayout.EAST);add(new JButton("South"),BorderLayout.SOUTH);add(new JButton("West"),BorderLayout.WEST);add(new JButton("North&

22、quot;),BorderLayout.NORTH);add(new JButton("Senter"),BorderLayout.CENTER);public static void main(String args) ShowBorderLayout frame = new ShowBorderLayout();frame.setTitle("ShowBorderLayout");frame.setSize(300, 200);frame.setLocation(200, 100);frame.setDefaultCloseOperation(JFr

23、ame.EXIT_ON_CLOSE);frame.setVisible(true);運(yùn)行結(jié)果貼圖:7. 編寫程序，實(shí)現(xiàn)使用鍵盤上的上下左右箭頭控制界面上圖片的移動。移動到邊界時(shí)從界面另一側(cè)出現(xiàn)。移動過程中顯示另一個(gè)圖片，停止時(shí)恢復(fù)原來的圖片。程序代碼：package shiyan8;import javax.swing.*;import java.awt.event.*; public class MovePhoto extends JFrame private ImageIcon oneIcon = new ImageIcon("D:/eclipse/workspace/wenhu

24、i/bin/1.jpg"); private ImageIcon twoIcon = new ImageIcon("D:/eclipse/workspace/wenhui/bin/2.jpg"); private JLabel label; private JPanel p; public MovePhoto() label = new JLabel(oneIcon); p = new JPanel(); setContentPane(p); p.setLayout(null); addKeyListener(new PanelListener(); label.

25、setBounds(0, 0, 100, 100); p.add(label); private class PanelListener implements KeyListener public void keyPressed(KeyEvent e) label.setIcon(twoIcon); int x = label.getX(); int y = label.getY(); int w = p.getWidth(); int h = p.getHeight(); if(e.getKeyCode() = KeyEvent.VK_UP) -y; if(y <= 0) y = h; label.setBounds(x, y, 100,100); e