diff --git a/src/javademo/AboutTextEditor.java b/src/javademo/AboutTextEditor.java
new file mode 100644
index 0000000000000000000000000000000000000000..ab30547cc4156706d8d4dc71fd160db4c7532606
--- /dev/null
+++ b/src/javademo/AboutTextEditor.java
@@ -0,0 +1,22 @@
+package javademo;
+import javax.swing.*;
+public class AboutTextEditor extends JFrame{
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 4736295741120264846L;
+
+	public AboutTextEditor(){
+		super.setTitle("关于记事本");
+		this.setVisible(true);		
+		this.setSize(400, 200);
+		this.setLocation(200,300);
+		this.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+		JPanel panel = new JPanel();					
+		JLabel label1 = new JLabel("简单文本编辑器     scau202025710308");			
+		JLabel label2 = new JLabel("一些方法学习参考于网络，不足请提出：1500912092@qq.com");	
+		this.add(panel);		
+		panel.add(label1);						
+		panel.add(label2);						
+	}
+}
diff --git a/src/javademo/EditorWindow.java b/src/javademo/EditorWindow.java
new file mode 100644
index 0000000000000000000000000000000000000000..bbdcdc1f25ff50ca753a155ae48d2f7df14ba4a0
--- /dev/null
+++ b/src/javademo/EditorWindow.java
@@ -0,0 +1,444 @@
+package javademo;
+import javax.swing.*;
+import javax.swing.event.*;
+import javax.swing.text.JTextComponent;
+import javax.swing.undo.*;
+import java.awt.*;
+import java.awt.event.*;
+import java.io.*;
+import java.text.*;
+import java.util.*;
+public class EditorWindow extends JFrame implements ActionListener{
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 2368117138424502007L;
+	JMenuBar menuBar;
+	JTextArea textArea;	  
+    FileReader fileReader;
+    FileWriter fileWriter;
+    JMenuItem itemF1,itemF2,itemF3,itemF4,itemF5,itemE1,itemE2,itemE3,itemE4,itemE5,itemE6,itemE7,
+    item1,item2,item3,item4,item5,item6,item7,itemO2,itemH1,itemH2,itemV2;
+    JCheckBoxMenuItem itemO1,itemV1;
+    JLabel label1,label2,label3;
+    JToolBar toolBar;
+    String oldText="";
+    boolean isNewFile=true;
+    File currentFile; 
+    int line = 1;
+    int column = 1;
+    JFileChooser fileDialog=new JFileChooser();
+    UndoManager undomg=new UndoManager();
+	EditorWindow() {
+		init();
+	}
+    void init(){   	
+		//设置文本编辑区的布局
+    	menuBar=new JMenuBar();		
+		textArea=new JTextArea();		
+		JScrollPane scroll=new JScrollPane(textArea);
+		toolBar = new JToolBar();
+		this.add(toolBar,BorderLayout.SOUTH);
+		this.add(menuBar,BorderLayout.NORTH);
+		this.add(scroll,BorderLayout.CENTER);
+		textArea.getDocument().addUndoableEditListener(undomg);							
+		//菜单及其快捷键	
+		JMenu menu1=new JMenu("文件(F)");
+		JMenu menu2=new JMenu("编辑(E)");
+		JMenu menu3=new JMenu("格式(O)");
+		JMenu menu4=new JMenu("查看(V)");
+		JMenu menu5=new JMenu("帮助(H)");
+		menuBar.add(menu1);
+		menuBar.add(menu2);
+		menuBar.add(menu3);
+		menuBar.add(menu4);
+		menuBar.add(menu5);
+		menu1.setMnemonic('F');
+		menu2.setMnemonic('E');
+		menu3.setMnemonic('O');
+		menu4.setMnemonic('V');
+		menu5.setMnemonic('H');
+		//菜单‘文件’内菜单项及其快捷键，并注册事件监听器
+		itemF1=new JMenuItem("新建(N)");
+		itemF2=new JMenuItem("打开(O)");
+		itemF3=new JMenuItem("保存(S)");
+		itemF4=new JMenuItem("另存为(C)");
+		itemF5=new JMenuItem("退出(X)");	
+		itemF1.addActionListener(this);
+		itemF2.addActionListener(this);
+        itemF3.addActionListener(this);
+        itemF4.addActionListener(this);
+        itemF5.addActionListener(this);
+		itemF1.setAccelerator(KeyStroke.getKeyStroke("control N"));
+		itemF2.setAccelerator(KeyStroke.getKeyStroke("control O"));
+		itemF3.setAccelerator(KeyStroke.getKeyStroke("control S"));
+		itemF4.setAccelerator(KeyStroke.getKeyStroke("control shift S"));
+		itemF1.setMnemonic('N');
+		itemF2.setMnemonic('O');
+		itemF2.setMnemonic('S');
+		itemF2.setMnemonic('C');
+		itemF5.setMnemonic('X');
+		menu1.add(itemF1);
+		menu1.add(itemF2);
+		menu1.add(itemF3);
+		menu1.add(itemF4);
+		menu1.addSeparator();
+		menu1.add(itemF5);	
+		//菜单‘编辑’内菜单项及其快捷键，并注册事件监听器
+		itemE1=new JMenuItem("撤销(U)");
+		itemE2=new JMenuItem("剪切(T)");
+		itemE3=new JMenuItem("复制(C)");
+		itemE4=new JMenuItem("粘贴(P)");
+		itemE5=new JMenuItem("删除(Del)");
+		itemE6=new JMenuItem("全选(A)");
+		itemE7=new JMenuItem("时间/日期(D)");
+		itemE1.addActionListener(this);
+		itemE2.addActionListener(this);
+        itemE3.addActionListener(this);
+        itemE4.addActionListener(this);
+        itemE5.addActionListener(this);
+        itemE6.addActionListener(this);
+        itemE7.addActionListener(this);
+		itemE1.setAccelerator(KeyStroke.getKeyStroke("control Z"));
+		itemE2.setAccelerator(KeyStroke.getKeyStroke("control X"));
+		itemE3.setAccelerator(KeyStroke.getKeyStroke("control C"));
+		itemE4.setAccelerator(KeyStroke.getKeyStroke("control V"));
+		itemE5.setAccelerator(KeyStroke.getKeyStroke("Del"));
+		itemE6.setAccelerator(KeyStroke.getKeyStroke("control A"));
+		itemE7.setAccelerator(KeyStroke.getKeyStroke("F5"));
+		itemE1.setMnemonic('U');
+		itemE2.setMnemonic('T');
+		itemE3.setMnemonic('C');
+		itemE4.setMnemonic('P');		
+		itemE6.setMnemonic('A');
+		itemE7.setMnemonic('D');
+		menu2.add(itemE1);
+		menu2.addSeparator();
+		menu2.add(itemE2);
+		menu2.add(itemE3);
+		menu2.add(itemE4);
+		menu2.add(itemE5);
+		menu2.addSeparator();
+		menu2.add(itemE6);
+		menu2.add(itemE7);		
+		//菜单‘格式’内菜单项及其快捷键，并注册事件监听器
+		itemO1=new JCheckBoxMenuItem("自动换行(W)");
+		itemO2=new JMenuItem("字体(F)");
+		itemO1.addActionListener(this);
+		itemO2.addActionListener(this);
+		itemO1.setMnemonic('W');
+		itemO2.setMnemonic('F');
+		menu3.add(itemO1);
+		menu3.add(itemO2);
+		//菜单‘查看’内菜单项及其快捷键，并注册事件监听器
+		itemV1=new JCheckBoxMenuItem("状态栏(S)",true);
+		itemV2=new JMenuItem("统计字数(B)");
+		itemV1.addActionListener(this);
+		itemV2.addActionListener(this);
+		itemV1.setMnemonic('S');
+		itemV2.setMnemonic('B');
+		menu4.add(itemV1);
+		menu4.add(itemV2);
+		//菜单‘帮助’内菜单项及其快捷键，并注册事件监听器
+		itemH1=new JMenuItem("查看帮助(H)");
+		itemH2=new JMenuItem("关于记事本(A)");	
+		itemH1.addActionListener(this);
+		itemH2.addActionListener(this);
+		itemH1.setMnemonic('H');
+		itemH2.setMnemonic('A');
+		menu5.add(itemH1);
+		menu5.addSeparator();
+		menu5.add(itemH2);
+		
+		//状态栏功能
+		label1 = new JLabel("状态栏");
+		label2 = new JLabel("第 " + line + " 行, 第 " + column+" 列  ");
+		toolBar.add(label1);
+		toolBar.add(label2);		
+		textArea.addCaretListener(new CaretListener() {
+			public void caretUpdate(CaretEvent e) {
+				try {
+					int caretPositon = ((JTextComponent) e.getSource()).getCaretPosition();
+			        line = ((JTextArea) e.getSource()).getLineOfOffset(caretPositon);
+			        column = caretPositon - textArea.getLineStartOffset(line);
+			        line += 1;
+			        label2.setText("第 " + line + " 行,第 " + (column+1)+" 列  ");				        
+			    }
+			    catch(Exception ee) {}
+		    }
+		});
+
+		//右键弹出菜单
+		JPopupMenu popup=new JPopupMenu();
+		item1=new JMenuItem("撤销(U)");
+		item2=new JMenuItem("剪切(T)");
+		item3=new JMenuItem("复制(C)");
+		item4=new JMenuItem("粘贴(P)");
+		item5=new JMenuItem("删除(Del)");	
+		item6=new JMenuItem("全选(A)");
+		item7=new JMenuItem("时间/日期(D)");
+		item1.addActionListener(this);
+		item2.addActionListener(this);
+        item3.addActionListener(this);
+        item4.addActionListener(this);
+        item5.addActionListener(this);
+        item6.addActionListener(this);
+        item7.addActionListener(this);
+		popup.add(item1);
+		popup.addSeparator();
+		popup.add(item2);
+		popup.add(item3);
+		popup.add(item4);
+		popup.add(item5);
+		popup.addSeparator();
+		popup.add(item6);		  
+		popup.add(item7);
+		item1.setMnemonic('U');
+		item2.setMnemonic('T');
+		item3.setMnemonic('C');
+		item4.setMnemonic('P');
+		item6.setMnemonic('A');
+		item7.setMnemonic('D');
+		item1.setAccelerator(KeyStroke.getKeyStroke("control Z"));
+		item2.setAccelerator(KeyStroke.getKeyStroke("control X"));
+		item3.setAccelerator(KeyStroke.getKeyStroke("control C"));
+		item4.setAccelerator(KeyStroke.getKeyStroke("control V"));
+		item5.setAccelerator(KeyStroke.getKeyStroke("Del"));
+		textArea.addMouseListener(new MouseAdapter() {
+			@Override
+			public void mouseClicked(MouseEvent e) {
+				if(e.getButton()==MouseEvent.BUTTON3) {
+					popup.show(e.getComponent(), e.getX(),e.getY());
+				}				
+			}			
+		});		
+	}
+    
+    
+	public void actionPerformed(ActionEvent e){		
+		//新建功能
+		if(e.getSource()==itemF1){
+			String currentText=textArea.getText();
+			boolean isTextChange=(currentText.equals(oldText))?false:true;
+			if(isTextChange) {
+				int choose=JOptionPane.showConfirmDialog(this, "文件尚未保存，是否保存","提示", JOptionPane.YES_NO_CANCEL_OPTION);
+				if(choose==JOptionPane.YES_OPTION){
+					save();					
+				}
+				else if(choose==JOptionPane.NO_OPTION) {
+					textArea.setText(null);
+					this.setTitle("无标题 -记事本");
+					isNewFile=true;
+					oldText=textArea.getText();
+				}
+				else if(choose==JOptionPane.CANCEL_OPTION) {
+					return;
+				}				
+			}
+			else {
+				textArea.setText(null);
+				this.setTitle("无标题 -记事本");
+				isNewFile=true;
+				oldText=textArea.getText();
+			}
+		}
+		
+		//打开功能
+	    else if(e.getSource()==itemF2){
+	    	String currentText=textArea.getText();
+			boolean isTextChange=(currentText.equals(oldText))?false:true;
+			if(isTextChange) {
+				int choose=JOptionPane.showConfirmDialog(this, "文件尚未保存，是否保存","提示", JOptionPane.YES_NO_CANCEL_OPTION);
+				if(choose==JOptionPane.YES_OPTION){
+					save();					
+				}
+				else if(choose==JOptionPane.NO_OPTION) {
+					open();
+				}
+				else if(choose==JOptionPane.CANCEL_OPTION) {
+					return;
+				}				
+			}
+			else {
+				open();
+			}			
+        }
+		
+		//保存功能
+        else if(e.getSource()==itemF3){
+        	if(isNewFile) {
+        		save();
+        	}
+        	else {
+        		try{                  
+                    FileWriter fw=new FileWriter(currentFile);
+                    BufferedWriter out=new BufferedWriter(fw) ;
+                    out.write(textArea.getText());
+                    out.flush();
+                    fw.close();                
+                    oldText=textArea.getText();
+                }catch(IOException ee){}
+        	}
+        }
+		
+		//另存为 功能 
+        else if(e.getSource()==itemF4){
+        	fileDialog.setDialogTitle("另存为");
+        	save();
+        } 
+		
+		//退出功能
+        else if(e.getSource()==itemF5){
+	    	String currentText=textArea.getText();
+			boolean isTextChange=(currentText.equals(oldText))?false:true;
+			if(isTextChange) {
+				int choose=JOptionPane.showConfirmDialog(this, "文件尚未保存，是否保存","提示", JOptionPane.YES_NO_CANCEL_OPTION);
+				if(choose==JOptionPane.YES_OPTION){
+					save();					
+				}
+				else if(choose==JOptionPane.NO_OPTION) {
+					System.exit(0);
+				}
+				else if(choose==JOptionPane.CANCEL_OPTION) {
+					return;
+				}				
+			}
+			else {
+				System.exit(0);
+			}			
+        }
+		
+		//撤销功能
+       else if(e.getSource()==itemE1||e.getSource()==item1){
+    	   if(undomg.canUndo()) {   		   
+				undomg.undo();
+		   }
+    	   else {
+    		   JOptionPane.showMessageDialog(null, "无法撤销");
+		   }             
+		}
+		
+		//剪切功能
+		else if(e.getSource()==itemE2||e.getSource()==item2) {
+			textArea.cut();
+		}
+		
+		//复制功能
+        else if(e.getSource()==itemE3||e.getSource()==item3) {
+        	textArea.copy();
+		}
+		
+		//粘贴功能
+        else if(e.getSource()==itemE4||e.getSource()==item4) {
+        	textArea.paste();	       
+        }
+		
+		//删除功能
+        else if(e.getSource()==itemE5||e.getSource()==item5) {
+        	StringBuffer tempString = new StringBuffer (textArea.getText());
+	    	int start = textArea.getSelectionStart(); 
+	    	int len = textArea.getSelectedText().length(); 
+	    	tempString.delete(start, start+len); 
+	    	textArea.setText(tempString.toString());
+	    }
+		
+		//全选功能
+        else if(e.getSource()==itemE6||e.getSource()==item6) {
+        	textArea.selectAll(); 
+	    }
+		
+		//时间/日期功能
+        else if(e.getSource()==itemE7||e.getSource()==item7) {
+        	Date date=new Date();
+        	SimpleDateFormat currentDateTime=new SimpleDateFormat("HH:mm  yyyy-MM-dd");
+            textArea.insert(currentDateTime.format(date),textArea.getCaretPosition());           
+	    }
+		
+	    //自动换行功能	
+	    else if(e.getSource()==itemO1) {
+	    	if(itemO1.isSelected())
+    			textArea.setLineWrap(true);    
+    		else
+    			textArea.setLineWrap(false);
+	    }
+		
+		//字体功能
+	    else if(e.getSource()==itemO2) {
+	    	new SetFont(EditorWindow.this, textArea);	    	
+	    }
+		
+		//设置状态栏是否可见		
+	    else if(e.getSource()==itemV1) {
+	    	if(itemV1.isSelected())
+	    		toolBar.setVisible(true);    
+		    else
+		    	toolBar.setVisible(false);	    	
+	    }
+		
+		//统计字数功能
+	    else if(e.getSource()==itemV2) {
+	    	String line=textArea.getText();	
+			JOptionPane.showMessageDialog(null, "字符数："+line.length(),"统计字数",JOptionPane.PLAIN_MESSAGE); 	
+	    }
+		
+		//查看帮助功能
+	    else if(e.getSource()==itemH1) {
+	    	new LookHelp();	    	
+	    }
+		
+		//关于记事本功能
+	    else if(e.getSource()==itemH2) {
+	    	new AboutTextEditor();	    	
+	    }	
+		
+    }
+	
+	//save方法和open方法
+	void save() {
+		int state=fileDialog.showSaveDialog(this);
+		if(state==JFileChooser.APPROVE_OPTION){
+            try{
+                File dir=fileDialog.getCurrentDirectory();
+                String name=fileDialog.getSelectedFile().getName();
+                File file=new File(dir,name);
+                fileWriter=new FileWriter(file);
+                BufferedWriter out;
+                out=new BufferedWriter(fileWriter) ;
+                out.write(textArea.getText());
+                out.close();
+                fileWriter.close();
+                isNewFile=false;                
+                oldText=textArea.getText();
+                currentFile= fileDialog.getSelectedFile();
+                this.setTitle(name);
+            }catch(IOException exp){} 
+        }     
+	}
+	
+	void open() {		
+		int state=fileDialog.showOpenDialog(this);
+        if(state==JFileChooser.APPROVE_OPTION){
+            textArea.setText(null);
+            try{
+                File dir=fileDialog.getCurrentDirectory();
+                String name=fileDialog.getSelectedFile().getName();
+                File file=new File(dir,name);
+                fileReader=new FileReader(file);
+                BufferedReader in=new BufferedReader(fileReader);
+                String s=null;
+                while((s=in.readLine())!=null){
+                    textArea.append(s+"\n");
+                }
+                in.close();
+                fileReader.close();
+                isNewFile=false;                
+                oldText=textArea.getText();
+                currentFile=fileDialog.getSelectedFile();
+                this.setTitle(name);
+            }catch(IOException exp){}
+        }
+	}		
+}
+
+	
+		
diff --git a/src/javademo/LookHelp.java b/src/javademo/LookHelp.java
new file mode 100644
index 0000000000000000000000000000000000000000..8db0b1104ed50de5a459ffb15d89487cb44df657
--- /dev/null
+++ b/src/javademo/LookHelp.java
@@ -0,0 +1,29 @@
+package javademo;
+import javax.swing.*;
+import java.awt.*;
+public class LookHelp extends JFrame{
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 2638641194782942490L;
+
+	public LookHelp() {	
+		super.setTitle("查看帮助");
+		this.setVisible(true);
+		this.setSize(500, 300);
+		this.setLocation(200,300);
+		this.setDefaultCloseOperation(DISPOSE_ON_CLOSE);									
+		JLabel label1 = new JLabel("1、点击菜单、菜单项可选择功能");
+		JLabel label2 = new JLabel("2、菜单快捷键为Alt+括号内字母");
+		JLabel label3 = new JLabel("3、菜单项快捷键为菜单项后蓝色提示");
+		JLabel label4 = new JLabel("4、右键弹出编辑菜单");
+		JLabel label5 = new JLabel("5、格式可设置是否自动换行和设置字体");
+		JPanel panel = new JPanel(new GridLayout(5,1));
+		this.add(panel);
+		panel.add(label1);
+		panel.add(label2);
+		panel.add(label3);
+		panel.add(label4);
+		panel.add(label5);
+	}
+}
diff --git a/src/javademo/MainClass.java b/src/javademo/MainClass.java
new file mode 100644
index 0000000000000000000000000000000000000000..f87b0aafc60d1420be39cd51f4134e03fb8abcfb
--- /dev/null
+++ b/src/javademo/MainClass.java
@@ -0,0 +1,12 @@
+package javademo;
+import javax.swing.JFrame;
+public class MainClass {
+	public static void main(String[] args) {
+		EditorWindow win=new EditorWindow();
+		win.setTitle("文本编辑器");
+		win.setVisible(true);
+		win.setSize(500,500);
+		win.setLocation(30,30);		
+		win.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+	}
+}
diff --git a/src/javademo/SetFont.java b/src/javademo/SetFont.java
new file mode 100644
index 0000000000000000000000000000000000000000..6bd5037ac47fa2b99db7b4e0cac5d2218798c9d7
--- /dev/null
+++ b/src/javademo/SetFont.java
@@ -0,0 +1,126 @@
+package javademo;
+import java.awt.*;
+import java.awt.event.*;
+import javax.swing.*;
+public class SetFont extends JDialog{
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 6532360107996711727L;
+
+	public SetFont(JFrame frame,JTextArea textArea) {
+		JPanel panel=new JPanel(); 
+		JLabel fonts=new JLabel("字体:");
+        JLabel style=new JLabel("字形：");
+        JLabel size=new JLabel("大小:");
+        JButton yes=new JButton("确定");
+        JButton cancel=new JButton("取消");               
+        JLabel example=new JLabel("示例：AaBbCc");
+        JButton colorButton=new JButton("字体颜色");
+        this.setTitle("字体");
+        this.setSize(500,370);
+        this.setContentPane(panel);   
+        this.setVisible(true);
+        this.setDefaultCloseOperation(DISPOSE_ON_CLOSE); 
+        this.setResizable(false); 
+        //获取系统字体库
+    	GraphicsEnvironment e = GraphicsEnvironment.getLocalGraphicsEnvironment();
+        String[] fontNames = e.getAvailableFontFamilyNames();
+        String[] fontStyle=new String[]{"常规","粗体","斜体","粗斜体"};
+        Integer[] fontSize=new Integer[] {8,9,10,11,12,14,16,18,20,22,24,26,28,36,48,72};
+        final JComboBox<String> comboBox1 = new JComboBox<String>(fontNames);
+        final JComboBox<String> comboBox2=new JComboBox<String>(fontStyle);
+        final JComboBox<Integer> comboBox3=new JComboBox<Integer>(fontSize);
+        //设置对话框布局
+        panel.setLayout(null); 
+        panel.add(fonts);
+        panel.add(style);
+        panel.add(size);
+        panel.add(yes);
+        panel.add(cancel);
+        panel.add(example);        
+        panel.add(colorButton);
+        panel.add(comboBox1);
+        panel.add(comboBox2);
+        panel.add(comboBox3);              
+        fonts.setBounds(20,20,45,18);
+        style.setBounds(190,20,45,18);
+        size.setBounds(310,20,45,18);
+        comboBox1.setBounds(20,45,160,22);
+        comboBox2.setBounds(190,45,110,22);
+        comboBox3.setBounds(310, 45, 110, 22);        
+        example.setBounds(50,90,380,140);
+        colorButton.setBounds(20,250,85,30);
+        yes.setBounds(300,250,60,30);
+        cancel.setBounds(365,250,60,30);
+           
+        comboBox1.addItemListener(new ItemListener() {
+            @Override
+            public void itemStateChanged(ItemEvent e) {
+                if (e.getStateChange() == ItemEvent.SELECTED) {
+                    example.setFont(new Font((String) comboBox1.getSelectedItem(),
+                    		example.getFont().getStyle(), example.getFont().getSize()));
+                }
+            }
+        });
+        
+        comboBox2.addItemListener(new ItemListener() {
+			public void itemStateChanged(ItemEvent e) {
+				if(e.getStateChange()==ItemEvent.SELECTED) {
+					if(comboBox2.getSelectedItem().equals("常规")) {
+						example.setFont(new Font(example.getFont().getName(), Font.PLAIN, 
+								example.getFont().getSize()));
+					}
+					else if(comboBox2.getSelectedItem().equals("粗体")){
+						example.setFont(new Font(example.getFont().getName(), Font.BOLD, 
+								example.getFont().getSize()));
+					}
+					else if(comboBox2.getSelectedItem().equals("斜体")){
+						example.setFont(new Font(example.getFont().getName(), Font.ITALIC, 
+								example.getFont().getSize()));
+					}
+					else if(comboBox2.getSelectedItem().equals("粗偏斜体")) {
+						example.setFont(new Font(example.getFont().getName(), Font.BOLD+ Font.ITALIC,
+								example.getFont().getSize()));
+					}
+				}
+			}
+		});
+        
+        comboBox3.addItemListener(new ItemListener() {
+			public void itemStateChanged(ItemEvent e) {
+				if(e.getStateChange()==ItemEvent.SELECTED) {
+					example.setFont(new Font(example.getFont().getName(),example.getFont().getStyle(),
+							(int) comboBox3.getSelectedItem()));
+					
+				}
+			}
+		});  
+        
+        colorButton.addActionListener(new ActionListener() {
+			@Override
+			public void actionPerformed(ActionEvent e) {
+				Color color = JColorChooser.showDialog(null, "设置字体颜色", null);
+				if (color==null) {
+					return;
+				}
+				example.setForeground(color);				
+				textArea.setForeground(color);				
+			}
+		});
+        
+        yes.addActionListener(new ActionListener() {
+			public void actionPerformed(ActionEvent e) {
+				textArea.setFont(example.getFont());		
+				SetFont.this.setVisible(false);				
+			}
+        });
+        
+        cancel.addActionListener(new ActionListener() {
+			public void actionPerformed(ActionEvent e) {
+				SetFont.this.setVisible(false);
+			}
+		});
+
+    }
+}