java记事本源代码

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1、importjava.awt.*;importjava.awt.datatransfer.DataFlavor;importjava.awt.datatransfer.Transferable;importjava.awt.dnd.DnDConstants;importjava.awt.dnd.DropTarget;importjava.awt.dnd.DropTargetAdapter;importjava.awt.dnd.DropTargetDropEvent;importjava.awt.event.ActionEvent;importjav

2、a.awt.event.ActionListener;importjava.awt.event.AdjustmentEvent;importjava.awt.event.AdjustmentListener;importjava.awt.event.InputEvent;importjava.awt.event.KeyEvent;importjava.awt.event.KeyListener;importjava.awt.event.MouseEvent;importjava.awt.event.MouseListener;importjava.

3、awt.event.MouseMotionListener;importjava.awt.event.MouseWheelEvent;importjava.awt.event.MouseWheelListener;importjava.awt.event.WindowEvent;importjava.awt.event.WindowListener;importjava.awt.print.PageFormat;importjava.awt.print.Printable;importjava.awt.print.PrinterException;

4、importjava.awt.print.PrinterJob;importjava.io.*;importjava.text.SimpleDateFormat;importjava.util.Date;importjava.util.HashMap;importjava.util.Iterator;importjava.util.Stack;importjava.util.List;importjavax.swing.*;importjavax.swing.event.CaretEvent;importjavax.swing.event.Care

5、tListener;importjavax.swing.event.ListSelectionEvent;importjavax.swing.event.ListSelectionListener;importjavax.swing.event.TreeSelectionEvent;importjavax.swing.event.TreeSelectionListener;importjavax.swing.text.BadLocationException;importjavax.swing.text.Document;importjavax.s

6、wing.tree.DefaultMutableTreeNode;importjavax.swing.tree.TreeSelectionModel;//文件->新建NCTRL+Nclass新建implementsActionListener{privateJTextAreaeditText;privatebooleanchoose;publicJFrameframe;publicstaticStringpath1;//在打开的事件中path1="";publicStringstr;新建(){this.editText=JLinePrint.edi

7、tText;path1="";NewMenu();}//新建publicvoidNewMenu(){//建立询问框，设置大小位置，设为自己布局frame=newJFrame("记事本");frame.setBounds(424,269,355,181);frame.setLayout(null);//建立两个标签JLabellabel1=newJLabel("文件的内容已经改变");label1.setFont(newFont("新宋体",Font.PLAIN,14));JLabellabel2=newJLabel("想保存文件吗？:)");lab

8、el2.setFont(newFont("新宋体",Font.PLAIN,14));label1.setBounds(11