import?java.awt.*;
import?java.awt.datatransfer.Clipboard;
import?java.awt.datatransfer.DataFlavor;
import?java.awt.datatransfer.StringSelection;
import?java.awt.datatransfer.Transferable;
import?java.awt.event.*;
import?java.io.*;
import?java.util.Timer;
import?javax.swing.*;
import?javax.swing.event.*;
public?class?Edit{???????????//主類
?????????public?static?void?main（String?args[]）{
???????????????????EditInstantiation?myEdit=?new?EditInstantiation（）;
???????????????????myEdit.init（）;???????//初始化
???????????????????myEdit.displayEdit（）;?//顯示窗體
?????????????}

}
class?EditInstantiation?extends?WindowAdapter{????//默認屬性類
?????//define?sources???定義各部件
?????frame?myFrm=new?frame（“我的編輯器“）;?????//定義窗體
?????TextArea?myText=new?TextArea（）;???????????//定義窗體
?????Dialog?myDlgFind=new?Dialog（myFrm“查找“true）;?//定義查找對話框
?????Dialog?myDlgFindont=new?Dialog（myFrm“字體“true）;?//定義字體對話框
???TextField?TFfind=new?TextField（30）;//定義查找對話中的查找輸入框
???TextField?TFreplace=new?TextField（30）;?//定義查找對話中的替換輸入框
???TextField?TFfontSizeTFfontDemo;//定義字體大小文本框和示例框
???Choice?CHfontName;//定義字體大小選擇框
???List?LTfontSize;????//定義字體大小標簽
???Button?BfontOKBfontCancel;?//定義字體大小對話中的確定及取消按鈕
???Button?Bfind=new?Button（“查找“）;//定義查找對話中的查找按鈕
??????Button?Breplace=new?Button（“替換“）;//定義查找對話中的替換及取消按鈕
Button?Bnext=new?Button（“下一個“）;//定義查找對話中的下一個及取消按鈕
?????Button?Bcancel=new?Button（“取消“）;//定義查找對話中的確定及取消按鈕
?????Label?Lf=new?Label（“查找內容：“）;
?????Label?Lr=new?Label（“替換為：????“）;
?????Label?Ls=new?Label（“字體大小：“）;
?????FileDialog?myFDlg;
?????Clipboard?myCB=Toolkit.getDefaultToolkit（）.getSystemClipboard（）;?//剪切板對象
?????Menu?MfileMeditMformationMhelp;
?????MenuBar?MBbar;

?????//define?varities???//定義各變量
?????private?int?VIindex?=?1;
?????private?String?VSsubFixStr=“.java“;
?????private?String?VSmyFileName?=?“Document1“VSmyBFileName;
?????private?File?VFmyFile=new?File（VSmyFileName+VIindex+“.java“）;
?????private?int?VIsearchPosition=0;
?????private?Timer?VTtime;
private?int?VImin=1;?//?parameter?in?time?schedul
private?int?VItype=JOptionPane.INFORMATION_MESSAGE;
?????private?String?VStitle;
?????private?String?VSmessage;
?????//?flag?of?the?changeing
?????private?boolean?VBchanged?=?true;
//?the?scope?of?the?font
private?int?VIfontSizeMin?=?8?VIfontSizeMax?=?40?VIfontSizeChangedStep?=?2;

?????//************************************************
?????//founction?name:init（）
?????//parameter?????:none
?????//attribute?????:public
?????//founction?????:initia?all?compont
?????//************************************************
?????public?void?init（）{??????????//初始化各部件
???????//------------------?set?menu???------------------
???????MBbar=new?MenuBar（）;
???????myFrm.setMenuBar（MBbar）;
???????Mfile=new?Menu（“文件“）;
???????Medit=new?Menu（“編輯“）;
???????Mformation=new?Menu（“格式“）;
???????Mhelp=new?Menu（“幫助“）;

???????MBbar.add（Mfile）;
???????MBbar.add（Medit）;
???????MBbar.add（Mformation）;
???????MBbar.add（Mhelp）;

???????//文件菜單?add?File?menu
???????Mfile.add（new?MenuItem（“新建“new?MenuShortcut（KeyEvent.VK_N）））