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1、基本包含JAVA2书上GUI的所有例子importjava.awt.*;importjavax.swing.*;importjava.awt.event.*;//数学包(求平方数)importjava.math.*;//对话框包importjava.util.regex.*;//树组建包importjavax.swing.tree.*;importjavax.swing.event.*;//文件包importjava.io.*;classStudent{Stringname;Stringscore;Student(Stringname,Strings
2、){this.name=name;this.score=s;}publicStringtoString(){returnname;}}classwktestwin2extendsJFrameimplementsActionListener,KeyListener,TreeSelectionListener{Patternp;//对话框部分Matcherm;JMenuBarmenubar;//菜单栏JMenujmenu;//菜单JPopupMenummenu;//鼠标右键菜单JMenuItemicopy,icut,ipaste,mcopy,mcut,m
3、paste,iopen;JButtoncompute,reset,bFile;//按钮JTextAreashowtext;//文本域JTextFieldintext,outtext;JFileChooserfilechooser;//定义文件选择器JTreetree;//定义树wktestwin2(){p=Pattern.compile("\D+");//只允许数字//实体化部分menubar=newJMenuBar();jmenu=newJMenu("文件和编辑");mmenu=newJPopupMenu();iopen=newJMenuItem
4、("打开");icopy=newJMenuItem("复制");icut=newJMenuItem("剪切");ipaste=newJMenuItem("粘贴");mcopy=newJMenuItem("复制");mcut=newJMenuItem("剪切");mpaste=newJMenuItem("粘贴");compute=newJButton("计算结果");reset=newJButton("重置");bFile=newJButton("打开文件");filechooser=newJFileChooser("c:/");//实体化文件选择器,
5、初始路径C盘intext=newJTextField(10);outtext=newJTextField(10);showtext=newJTextArea();showtext.setText("欢饮使用Mr_KingFinalJava_Nuclear_GUI_For_ExamBeta1.0"+"本程序基本包含所有Java老师所要求的GUI例子,并将其组合在一起。希望您测试愉快!"+"您的反馈是我们追求完美的动力!"+"作者:Mr.King"+"^_^"+"邮箱:wk520777@gmail.com");//下拉菜单快捷键iopen
6、.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O,InputEvent.CTRL_MASK));icopy.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_C,InputEvent.CTRL_MASK));icut.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_T,InputEvent.CTRL_MASK));ipaste.setAccelerator(KeyStroke.getKeyStr
7、oke(KeyEvent.VK_P,InputEvent.CTRL_MASK));//定义默认动态树节点DefaultMutableTreeNoderoot=newDefaultMutableTreeNode("Mr_King");DefaultMutableTreeNodenode=newDefaultMutableTreeNode("Friend");DefaultMutableTreeNodesubnode1=newDefaultMutableTreeNode(newStudent("马克菲","食人魔"));DefaultMutableTre
8、eNodesubnode2=newDefaultMutableTreeNode(newStudent("孙锋