import?javax.imageio.ImageIO;
import?javax.swing.*;



import?java.awt.*;
import?java.awt.event.*;
import?java.net.*;
import?java.io.*;

public?class?ChatLog?extends?Jframe?implements?ActionListener?{
	

	private?static?final?long?serialVersionUID?=?9017226927021421758L;
	private?JPanel?pnlChatMessage;
	private?TextArea?ChatMessage;
	private?JTextField?username1?=?new?JTextField（30）;
	private?JButton?btnSearch?=?new?JButton（“確認查詢“）;
	private?JLabel?notice?=?new?JLabel（“查詢本機用戶聊天記錄，請輸入用戶名:“）;;
	

	//?用于將窗口定位
	private?Dimension?ScreenSize;
	private?Toolkit?toolkit?=?Toolkit.getDefaultToolkit（）;

	public?ChatLog（String?yourName）?{
		
		super（“聊天記錄“）;
		pnlChatMessage?=?new?JPanel（）;
		this.getContentPane（）.add（pnlChatMessage）;//創建登錄面板
		ChatMessage?=?new?TextArea（““?300?200TextArea.SCROLLBARS_VERTICAL_ONLY）;//創建多行文本框，并且只能向下滾動
		ChatMessage.setBounds（5?25?450?220）;
		username1.setBounds（232?3?100?20）;
		notice.setBounds（5?1?225?25）;
		btnSearch.setBounds（335?3?100?20）;
		username1.setText（yourName）;
	



		pnlChatMessage.setLayout（null）;//手動布局
		/*加入控件*/
		pnlChatMessage.add（ChatMessage）;
		pnlChatMessage.add（username1）;
		pnlChatMessage.add（notice）;
		pnlChatMessage.add（btnSearch）;
		/*設置按鈕監聽*/
		btnSearch.addActionListener（this）;
		
		/*設置登錄窗口*/
		setResizable（false）;//窗口大小不可改變
		setSize（460?280）;
		setVisible（true）;//可視
		ScreenSize?=?toolkit.getScreenSize（）;
		this.setLocation（ScreenSize.width/2-340/2ScreenSize.height/2-260/2）;		

		
		//?設置窗體圖標
		try?{
		
				String?src?=?“/icon/favicon.png“;//圖片路徑
				Image?image=ImageIO.read（this.getClass（）.getResource（src））;//創建圖片對象
				this.setIconImage（image）;//設置圖標
		
		???}?catch?（IOException?e）{
		????e.printStackTrace（）;
		}??
		????this.setVisible（true）;//設置可見
		
		ChatMessage.setText（““）;
		GetChatLog（username1.getText（）+“ChatLog.txt“）;????
	}

	@SuppressWarnings（{?“deprecation“?“static-access“?}）
	public?void?actionPerformed（ActionEvent?ae）?{
		
		object?source?=?ae.getSource（）;
		if?（source.equals（btnSearch））?{
			ChatMessage.setText（““）;
			GetChatLog（username1.getText（）+“ChatLog.txt“）;
			
		}

	}


	public?void?GetChatLog（String?filePath）{
		try?{
			int?Flag?=?0;
			String?encoding=“GBK“;
			File?file=new?File（filePath）;
			if（file.isFile（）?&&?file.exists（））{?//判斷文件是否存在
				Flag=1;
			????InputStreamReader?read?=?new?InputStreamReader（
			????new?FileInputStream（file）encoding）;//考慮到編碼格式
			????????????BufferedReader?bufferedReader?=?new?BufferedReader（read）;
			????????????String?lineTxt?=?null;
			????????????while（（lineTxt?=?bufferedReader.readLine（））?!=?null）{
			????????????????ChatMessage.append（lineTxt+“\r\n“）;
			}
			????????????
			read.close（）;
			}else{
			????System.out.println（“找不到指定的文件“）;
			????JOptionPane.showMessageDialog（null?“不存在該用戶！“?“提示：“JOptionPane.WARNING_MESSAGE）;?
			????
			}
			}?catch?（Exception?e）?{
			????System.out.println（“讀取文件內容出錯“）;
	

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????????0??2018-06-12?22:39??JAVA璇捐_鑱婂ぉ瀹?
?????文件????????6148??2018-06-12?22:41??JAVA璇捐_鑱婂ぉ瀹?.DS_Store
?????目錄???????????0??2018-06-12?22:41??__MACOSX\
?????文件???????????0??2018-06-12?22:41??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?
?????文件?????????120??2018-06-12?22:41??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?._.DS_Store
?????文件???????????0??2018-06-12?22:38??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?
?????文件????????6148??2018-06-12?22:38??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?.DS_Store
?????文件???????????0??2018-06-12?22:41??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?
?????文件?????????120??2018-06-12?22:38??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?._.DS_Store
?????文件???????????0??2018-06-12?22:39??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?
?????文件????????6148??2018-06-12?22:39??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?.DS_Store
?????文件???????????0??2018-06-12?22:41??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?
?????文件?????????120??2018-06-12?22:39??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?._.DS_Store
?????文件??????448279??2016-12-03?23:01??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?ChatRoom.jar
?????文件?????????182??2016-12-03?23:01??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?._ChatRoom.jar
?????文件?????1928704??2018-06-12?22:39??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?鎶ュ憡.doc
?????文件?????????187??2018-06-12?22:39??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?._鎶ュ憡.doc
?????文件???????13850??2016-12-03?23:08??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?紼嬪簭榪愯璇存槑.docx
?????文件?????????182??2016-12-03?23:08??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?._紼嬪簭榪愯璇存槑.docx
?????文件???????????0??2016-12-03?23:10??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?
?????文件????????3389??2016-12-01?22:20??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?ChatLog.java
?????文件???????????0??2018-06-12?22:41??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?
?????文件?????????182??2016-12-01?22:20??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?._ChatLog.java
?????文件???????16081??2016-12-03?22:07??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?ChatRoom.java
?????文件?????????182??2016-12-03?22:07??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?._ChatRoom.java
?????文件????????6446??2016-11-29?16:54??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?Connection.java
?????文件?????????182??2016-11-29?16:54??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?._Connection.java
?????目錄???????????0??2016-12-03?23:10??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?icon\
?????文件???????67646??2016-11-22?17:05??JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?icon\favicon.ico
?????目錄???????????0??2018-06-12?22:41??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?icon\
?????文件?????????182??2016-11-22?17:05??__MACOSX\JAVA璇捐_鑱婂ぉ瀹?3115004945寮犵洓寮?3115004945寮犵洓寮?欏圭洰婧愮▼搴?icon\._favicon.ico
............此處省略36個文件信息