實驗 javaFX程序設(shè)計

1、山西大學(xué)計算機與信息技術(shù)學(xué)院實驗報告姓 名蘇文杰學(xué) 號201601001026專業(yè)班級計算機科學(xué)與技術(shù)三班 課程名稱 Java實驗實驗日期2017/12/4 成 績指導(dǎo)教師楊陟卓 批改日期實驗名稱實驗 8 JAVAFX程序設(shè)計一、實驗?zāi)康恼莆粘Ｓ肎UI控制組件及其事件處理。 二、實驗內(nèi)容1編程包含一個標(biāo)簽和一個按鈕，單擊按鈕時，標(biāo)簽的內(nèi)容在“你好”和“再見”之間切換。分別用本類（該類自身），外部類，內(nèi)部類，匿名內(nèi)部類，以及l(fā)ambda表達式完成。程序代碼：package sd8;import java.awt.GridLayout;import java.awt.event.MouseEven

2、t;import java.awt.event.MouseListener;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;public class Test extends JFrame implements MouseListener private JLabel label = new JLabel(你好);private JButton btn = new JButton(OK);public Test()setLayout(new GridLayout(2, 1);setBo

3、unds(200, 200, 250, 250);add(label);add(btn);btn.addMouseListener(this);super.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);setVisible(true);pack();public static void main(String args) new Test();new Thread() - new Test().start();public void mouseClicked(MouseEvent e) if(label.getText().equals(你好)l

4、abel.setText(再見);elselabel.setText(你好);public void mouseEntered(MouseEvent e) public void mouseExited(MouseEvent e) public void mousePressed(MouseEvent e) public void mouseReleased(MouseEvent e) 運行結(jié)果貼圖:2編程包含一個文本框和一個文本區(qū)域，文本框內(nèi)容改變時，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，清空文本區(qū)域的內(nèi)容。程序代碼：package sd2;import java.awt.

5、Color; import java.awt.GridLayout; import java.awt.event.KeyEvent; import java.awt.event.KeyListener; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JTextArea; import javax.swing.JTextField; import javax.swing.border.TitledBorder;public class ShowText extends JFrame private

6、 static final long serialVersionUID = 1L; private JTextField text1; private JTextArea text2; public ShowText() super(Tetx Show); JPanel p1 = new JPanel(); p1.setBackground(Color.WHITE); p1.setBorder(new TitledBorder(文本框); text1 = new JTextField(10); text1.addKeyListener(new TextListener(); p1.add(te

7、xt1); JPanel p2 = new JPanel(); p2.setBackground(Color.WHITE); p2.setBorder(new TitledBorder(文本區(qū)域); text2 = new JTextArea(原文本, 10, 10); text2.setLineWrap(true); text2.setEditable(false); p2.add(text2); setLayout(new GridLayout(2, 1, 0, 5); add(p1); add(p2); setSize(200, 200); setVisible(true); this.

8、setLocationRelativeTo(null); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); private class TextListener implements KeyListener public void keyPressed(KeyEvent e) public void keyReleased(KeyEvent e) if (e.getKeyChar() != KeyEvent.VK_ENTER) text2.setText(text1.getText(); public void keyTyped(KeyEvent

9、e) if (e.getKeyChar() = KeyEvent.VK_ENTER) text2.setText(null); public static void main(String args) JFrame frame = new ShowText(); 運行結(jié)果貼圖:3編程包含一個復(fù)選按鈕和一個普通按鈕，復(fù)選按鈕選中時，普通按鈕的背景色為青色，未選中時為灰色。程序代碼：package sd3;import java.awt.Color; import java.awt.GridLayout; import java.awt.event.ItemEvent; import java.a

10、wt.event.ItemListener; import javax.swing.JButton; import javax.swing.JCheckBox; import javax.swing.JFrame; import javax.swing.JPanel; public class ChangeButtonColor extends JFrame private static final long serialVersionUID = 1L; private JButton button; private JCheckBox checkBox; public ChangeButto

11、nColor() super(改變按鈕顏色); JPanel p1 = new JPanel(); p1.setBackground(Color.WHITE); setLayout(new GridLayout(2, 1); button = new JButton(Hello); button.setSize(20, 20); button.setBackground(Color.GRAY); p1.add(button); JPanel p2 = new JPanel(); p2.setBackground(Color.BLUE); checkBox = new JCheckBox();

12、checkBox.addItemListener(new checkBoxListener(); p2.add(checkBox); add(p1); add(p2); setSize(200, 200); setVisible(true); this.setLocationRelativeTo(null); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); private class checkBoxListener implements ItemListener public void itemStateChanged(ItemEvent e)

13、 if (checkBox.isSelected() button.setBackground(Color.CYAN); else button.setBackground(Color.GRAY); public static void main(String args) ChangeButtonColor b = new ChangeButtonColor(); 運行結(jié)果貼圖:4編程顯示當(dāng)前鼠標(biāo)的位置坐標(biāo)。程序代碼：package sd4;import java.awt.Color; import java.awt.event.MouseEvent; import java.awt.even

14、t.MouseMotionListener; import javax.swing.JButton; import javax.swing.JFrame; public class LocateMouse extends JFrame private JButton location; public LocateMouse() super(尋找鼠標(biāo)位置); location = new JButton(顯示鼠標(biāo)位置); location.setSize(20, 10); add(location); location.addMouseMotionListener(new MouseMotion

15、Listener() public void mouseDragged(MouseEvent e) public void mouseMoved(MouseEvent e) location.setText(鼠標(biāo)在（ + e.getX() + , + e.getY() + ); ); setSize(300, 200); setLocationRelativeTo(null); setVisible(true); location.setBackground(Color.WHITE); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); public

16、 static void main(String args) LocateMouse mouse = new LocateMouse(); 運行結(jié)果貼圖:5. 編寫程序，實現(xiàn)使用鍵盤上的上下左右箭頭控制界面上圖片的移動。移動到邊界時從界面另一側(cè)出現(xiàn)。移動過程中顯示另一個圖片，停止時恢復(fù)原來的圖片。程序代碼：package sd5;import java.awt.Color; import java.awt.event.KeyEvent;import java.awt.event.KeyListener; import javax.swing.ImageIcon;import javax.swi

17、ng.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; public class MoveImage extends JFrame private ImageIcon oneIcon = new ImageIcon(C:Users潘Desktoptimg.jpg); private ImageIcon twoIcon = new ImageIcon(C:Users潘PicturesCamera Roll1.jpg); private JLabel label; JPanel p; public MoveImage() s

18、uper(Image移動); setSize(500, 500); setLocationRelativeTo(null); label = new JLabel(oneIcon); p = new JPanel(); setContentPane(p); p.setLayout(null); this.addKeyListener(new PanelListener(); label.setBounds(0, 0, 100, 100); p.add(label); p.setBackground(Color.WHITE); setVisible(true); setDefaultCloseO

19、peration(JFrame.EXIT_ON_CLOSE); 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 = h) y = 0; label.setB

20、ounds(x, y, 100, 100); else if (e.getKeyCode() = KeyEvent.VK_LEFT) x-; if (x = w) x = 0; label.setBounds(x, y, 100, 100); public void keyReleased(KeyEvent e) if (e.getKeyCode() = KeyEvent.VK_UP | e.getKeyCode() = KeyEvent.VK_DOWN | e.getKeyCode() = KeyEvent.VK_LEFT | e.getKeyCode() = KeyEvent.VK_RIG

21、HT) label.setIcon(oneIcon); public void keyTyped(KeyEvent e) public static void main(String args) MoveImage m = new MoveImage(); 運行結(jié)果貼圖:移動前移動中移動后移動末尾6 繪制如下形式的一個二叉樹。程序代碼：package tree; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.util.List; import javax.swing.JPan

22、el; SuppressWarnings(serial)public class TreePanel extends JPanel private Node tree; /保存整棵樹 private int nodeWidth = 20; /每個結(jié)點的寬度 private int nodeHeight = 20; /每個結(jié)點的高度 private int vDistance = 50; /每2個結(jié)點的垂直距離 private int hDIstance = 30; /每2個結(jié)點的水平距離 private int startY = 200; /根結(jié)點的Y，默認(rèn)距離頂部200像素 private

23、int startX = 0; /根結(jié)點的X，默認(rèn)水平居中對齊 private int childAlignWays; /子對齊方式 public static int CHILD_ALIGN_ABSOLUTE = 0; /相對Panel居中 public static int CHILD_ALIGN_RELATIVE = 1; /相對父結(jié)點居中 private Font font = new Font(微軟雅黑,Font.BOLD,20); /描述結(jié)點的字體 private Color nodeColor = Color.WHITE; /結(jié)點背景顏色 private Color linkLi

24、neColor = Color.BLACK; /結(jié)點連線顏色 private Color stringColor = Color.BLACK; /結(jié)點描述文字的顏色 / 默認(rèn)構(gòu)造 public TreePanel() this(null,CHILD_ALIGN_ABSOLUTE); /根據(jù)傳入的Node繪制樹，以絕對居中的方式繪制 / param n 要繪制的樹 public TreePanel(Node n) this(n,CHILD_ALIGN_ABSOLUTE); /* 1 設(shè)置要繪制時候的對齊策略 2 param childAlignWays 對齊策略 3 see tree.TreeP

25、anel#CHILD_ALIGN_RELATIVE 4 see tree.TreePanel#CHILD_ALIGN_ABSOLUTE */ public TreePanel(int childAlignWays) this(null,childAlignWays); /* 1根據(jù)子對齊策略childAlignWays繪制的樹的根結(jié)點n 2 param n 要繪制的樹的根結(jié)點 3 param childAlignWays 對齊策略 */ public TreePanel(Node n, int childAlignWays) super(); /setTree(n); this.childAl

26、ignWays = childAlignWays; /* 1 設(shè)置用于繪制的樹 2 param n 用于繪制的樹的 */ public void setTree(Node n) tree = n; /重寫，調(diào)用自己的繪制方法 public void paintComponent(Graphics g) startX = (getWidth()-nodeWidth)/2; super.paintComponent(g); g.setFont(font); drawAllNode(tree, startX, g); /* 1 遞歸繪制整棵樹 2 param n 被繪制的Node 3 param x

27、Pos 根節(jié)點的繪制X位置 4 param g 繪圖上下文環(huán)境 */ public String toString() return a; public void drawAllNode(Node n, int x, Graphics g) int y = n.getLayer()*(vDistance+nodeHeight)+startY; int fontY = y + nodeHeight - 4; g.setColor(nodeColor); g.fillRect(x, y, nodeWidth, nodeHeight); /畫結(jié)點的格子 g.setColor(stringColor)

28、; g.drawString(n.getName(), x, fontY); /畫結(jié)點的名字 if(n.hasChild() List c = n.getChilds(); int size = n.getChilds().size(); int tempPosx = childAlignWays = CHILD_ALIGN_RELATIVE ? x+nodeWidth/2 - (size*(nodeWidth+hDIstance)-hDIstance)/2 : (getWidth() - size*(nodeWidth+hDIstance)+hDIstance)/2; int i = 0;

29、for(Node node : c) int newX = tempPosx+(nodeWidth+hDIstance)*i; /孩子結(jié)點起始X g.setColor(linkLineColor); g.drawLine(x+nodeWidth/2, y+nodeHeight, newX+nodeWidth/2, y+nodeHeight+vDistance); /畫連接結(jié)點的線 drawAllNode(node, newX, g); i+; public Color getnodeColor() return nodeColor; /* 1 設(shè)置結(jié)點背景顏色 2 param nodeColo

30、r 結(jié)點背景顏色 */ public void setnodeColor(Color nodeColor) this.nodeColor = nodeColor; public Color getLinkLineColor() return linkLineColor; /* * 設(shè)置結(jié)點連接線的顏色 * param nodeLinkLine 結(jié)點連接線的顏色 */ public void setLinkLineColor(Color nodeLinkLine) this.linkLineColor = nodeLinkLine; public Color getStringColor() r

31、eturn stringColor; /* * 設(shè)置結(jié)點描述的顏色 * param stringColor 結(jié)點描述的顏色 */ public void setStringColor(Color stringColor) this.stringColor = stringColor; public int getStartY() return startY; /* * 設(shè)置根結(jié)點的Y位置 * param startY 根結(jié)點的Y位置 */ public void setStartY(int startY) this.startY = startY; public int getStartX() return startX; /* * 設(shè)置根結(jié)點的X位置 * param startX 根結(jié)點的X位置 */ public void setStartX(int startX) this.startX = startX; package tree.demo; import java.awt.BorderLayout; import java.awt.GridLayout; import javax.swing.JFrame; import javax.swing.JPanel; import tree.Node; import tree