Posted on 2006-10-26 08:15
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JavaTest
把前兩天做的實驗用GUI實現...
主要的接口都沒有變,所以實現比較容易...
代碼如下:
??1
/**?*//**
??2
*title?模擬銀行存儲實驗——GUI實現
??3*@author?realsmy
??4*date?2006-10-26?8:10
??5
*/
??6
??7import?java.io.*;
??8import?java.awt.*;
??9import?javax.swing.*;
?10import?java.awt.event.*;
?11import?javax.swing.JPanel.*;
?12
?13//login?applicatiion
?14class?Login?extends?JFrame
{
?15????Container?c;
?16????JTextField?text;
?17????JPasswordField?password;
?18????MyPanel?panel;
?19????JLabel?label_name,label_password;
?20????JButton?button1,button2;
?21????String?lg_name,lg_password;
?22????File?fl;//帳戶資料文件聲明
?23
????Login(){
?24????????super("模擬銀行存儲系統");
?25????????c?=?getContentPane();
?26????????c.setLayout(new?BorderLayout());
?27????????//初始化組件
?28????????text?=?new?JTextField();
?29????????password?=?new?JPasswordField();
?30????????label_name?=?new?JLabel("教工號?:");
?31????????label_password?=?new?JLabel("密????碼?:");
?32????????panel?=?new?MyPanel();
?33????????button1?=?new?JButton("LOGIN");
?34????????button2?=?new?JButton("RESET");
?35????????//添加監聽
?36????????button1.addActionListener(new?ActionListener()
?37????????{
?38????????????public?void?actionPerformed(ActionEvent?e)
?39????????????{
?40????????????????lg_name?=?text.getText();
?41????????????????lg_password??=?password.getText();
?42????????????????if?(?lg_name.equals("admin")?&&?lg_password.equals("admin")){
?43????????????????????setVisible(false);
?44????????????????????GuanLi?gl?=?new?GuanLi();?
?45????????????????????gl.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
?46
????????????????}
?47????????????????else{
?48????????????????????try{
?49????????????????????????fl?=?new?File("frozen",lg_name+".txt");
?50????????????????????????if(fl.exists()){
?51????????????????????????????JOptionPane.showMessageDialog(null,"對不起，您的帳戶已被凍結！");
?52????????????????????????}
?53????????????????????????else{
?54????????????????????????????fl?=?new?File(lg_name+".txt");
?55????????????????????????????//判斷帳戶是否存在
?56????????????????????????????if(!fl.exists()){
?57????????????????????????????????JOptionPane.showMessageDialog(null,"對不起，您輸入的帳戶并不存在，請重新輸入：");
?58????????????????????????????}
?59????????????????????????????else{
?60????????????????????????????//帳戶存在，開始判斷密碼
?61????????????????????????????????BufferedReader?reader?=?new?BufferedReader(new?FileReader(?lg_name?+?".txt"));
?62????????????????????????????????String?pw?=?reader.readLine();
?63????????????????????????????????int?money?=?Integer.parseInt(reader.readLine());
?64????????????????????????????????//判斷密碼
?65????????????????????????????????if(lg_password.equals(pw)){
?66????????????????????????????????????JOptionPane.showMessageDialog(null,"登陸成功\n"+"您的用戶尚有余額"+money+"元");
?67????????????????????????????????????ZhangHu?zh?=?new?ZhangHu(lg_name,lg_password,money);
?68????????????????????????????????????setVisible(false);
?69????????????????????????????????????YongHu?yh?=?new?YongHu(zh);
?70????????????????????????????????????yh.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
?71????????????????????????????????}
?72????????????????????????????????else{
?73????????????????????????????????????JOptionPane.showMessageDialog(null,"對不起，您輸入的密碼不正確，請重新輸入：");
?74????????????????????????????????}
?75????????????????????????????}
?76????????????????????????}????????
?77????????????????????}catch(HeadlessException?a){}catch(IOException?b){}
?78????????????????}
?79????????????}
?80????????});
?81????????button2.addActionListener(new?ActionListener()
?82????????{
?83????????????public?void?actionPerformed(ActionEvent?e)
?84????????????{
?85????????????????text.setText("");
?86????????????????password.setText("");
?87????????????}
?88????????});
?89
?90????????//設置容器
?91????????panel.setLayout(new?GridLayout(3,2,10,15));
?92????????panel.add(label_name);
?93????????panel.add(text);
?94????????panel.add(label_password);
?95????????panel.add(password);
?96????????panel.add(button1);
?97????????panel.add(button2);
?98????????
?99????????c.add(panel,BorderLayout.CENTER);
100????????setSize(300,200);
101????????setLocation(300,200);
102????????setVisible(true);
103????}
104}
105
106//定義管理界面
107class?GuanLi?extends?JFrame{
108????private?Container?c;
109????JButton?button1,button2,button3,button4;
110????MyPanel?panel;
111????JLabel?label1,label2;
112????Manager?manager;
113????//String?name,password,password2;
114????//int?money;
115????GuanLi(){
116????????super("模擬銀行存儲系統");
117????????c?=?getContentPane();
118????????c.setLayout(new?BorderLayout());
119????????//數據初始化
120????????//button?=?new?JButton("");
121????????panel?=?new?MyPanel();
122????????label1?=?new?JLabel("歡迎光臨趙家銀行！");
123????????label2?=?new?JLabel("請選擇你要進行的操作：");
124????????button1?=?new?JButton("1.添加帳戶");
125????????button2?=?new?JButton("2.刪除用戶");
126????????button3?=?new?JButton("3.凍結用戶");
127????????button4?=?new?JButton("4.退出");
128????????
129????????//按鈕監聽
130????????button1.addActionListener(new?ActionListener(){
131????????????public?void?actionPerformed(ActionEvent?e){
132????????????????manager?=?new?Manager();
133????????????????manager.add();
134????????????}
135????????});
136????????button2.addActionListener(new?ActionListener(){
137????????????public?void?actionPerformed(ActionEvent?e){
138????????????????manager?=?new?Manager();
139????????????????manager.del();
140????????????}
141????????});
142????????button3.addActionListener(new?ActionListener()
143????????{
144????????????public?void?actionPerformed(ActionEvent?e){
145????????????????manager?=?new?Manager();
146????????????????manager.froze();
147????????????}
148????????});
149????????button4.addActionListener(new?ActionListener()
150????????{
151????????????public?void?actionPerformed(ActionEvent?e)
152????????????{
153????????????????System.exit(0);
154????????????}
155????????});
156????????panel.setLayout(new?GridLayout(6,1,50,5));
157????????//c.setLayout(new?GridLayout(4,2));
158????????panel.add(label1);
159????????panel.add(label2);
160????????panel.add(button1);
161????????panel.add(button2);
162????????panel.add(button3);
163????????panel.add(button4);
164
165????????c.add(panel);
166????????setSize(400,300);
167????????setLocation(300,200);
168????????setVisible(true);
169????}
170}
171
172//定義用戶界面
173class?YongHu?extends?JFrame{
174????private?Container?c;
175????JButton?button1,button2,button3,button4;
176????MyPanel?panel;
177????JLabel?label1,label2;
178????ZhangHu?zhanghu,zhanghu2;
179????//String?name,password,password2;
180????String?toname,password;
181????int?money,money2,money3;
182????File?fl;
183????YongHu(ZhangHu?zh){
184????????super("模擬銀行存儲系統");
185????????zhanghu?=?zh;
186????????c?=?getContentPane();
187????????c.setLayout(new?BorderLayout());
188????????//數據初始化
189????????panel?=?new?MyPanel();
190????????label1?=?new?JLabel("歡迎光臨趙家銀行！");
191????????label2?=?new?JLabel("請選擇你要進行的操作：");
192????????button1?=?new?JButton("1.存錢");
193????????button2?=?new?JButton("2.取錢");
194????????button3?=?new?JButton("3.轉帳");
195????????button4?=?new?JButton("4.退出");
196????????
197????????//按鈕監聽
198????????button1.addActionListener(new?ActionListener(){
199????????????public?void?actionPerformed(ActionEvent?e){
200????????????????try{
201????????????????????money?=?Integer.parseInt(JOptionPane.showInputDialog(null,"請輸入您要存入的金額："));
202????????????????}catch(HeadlessException?o){}
203????????????????zhanghu.setM(money);
204????????????????infile(zhanghu);
205????????????}
206????????});
207????????button2.addActionListener(new?ActionListener(){
208????????????public?void?actionPerformed(ActionEvent?e){
209????????????????try{
210????????????????????money?=?Integer.parseInt(JOptionPane.showInputDialog(null,"請輸入您要取得的金額："));
211????????????????}catch(HeadlessException?o){}
212????????????????zhanghu.getM(money);
213????????????????infile(zhanghu);
214????????????}
215????????});
216????????button3.addActionListener(new?ActionListener()
217????????{
218????????????public?void?actionPerformed(ActionEvent?e){
219????????????????try{
220????????????????????while(true){
221????????????????????????toname?=?JOptionPane.showInputDialog(null,"請輸入你要轉入的帳戶：");
222????????????????????????fl?=?new?File(toname+".txt");
223????????????????????????//判斷帳戶是否存在
224????????????????????????if(!fl.exists()){
225????????????????????????????System.out.println("對不起，您輸入的帳戶并不存在，請重新輸入：");
226????????????????????????????continue;
227????????????????????????}
228????????????????????????else{
229????????????????????????????break;
230????????????????????????}
231????????????????????}
232????????????????????money2?=?Integer.parseInt(JOptionPane.showInputDialog(null,"請輸入你要轉入的金額："));
233????????????????????zhanghu.getM(money2);
234????????????????????infile(zhanghu);
235????????????????????BufferedReader?reader?=?new?BufferedReader(new?FileReader(?toname?+?".txt"));
236????????????????????password?=?reader.readLine();
237????????????????????money3?=?Integer.parseInt(reader.readLine());
238????????????????????zhanghu2?=?new?ZhangHu(toname,password,money3);
239????????????????????zhanghu2.setM(money2);
240????????????????????infile(zhanghu2);
241????????????????}catch(HeadlessException?o){}catch(IOException?p){}
242????????????}
243????????});
244????????button4.addActionListener(new?ActionListener()
245????????{
246????????????public?void?actionPerformed(ActionEvent?e)
247????????????{
248????????????????System.exit(0);
249????????????}
250????????});
251????????panel.setLayout(new?GridLayout(6,1,50,5));
252????????panel.add(label1);
253????????panel.add(label2);
254????????panel.add(button1);
255????????panel.add(button2);
256????????panel.add(button3);
257????????panel.add(button4);
258
259????????c.add(panel);
260????????setSize(400,300);
261????????setLocation(300,200);
262????????setVisible(true);
263????}
264????public?void?infile(ZhangHu?p){
265????????try{
266????????????PrintWriter?writer?=?new?PrintWriter(new?BufferedWriter(new?FileWriter(p.getName()+".txt")));
267????????????writer.println(p.getPassword());
268????????????writer.println(p.getMoney());
269????????????writer.flush()?;
270????????}catch(IOException?e){}
271????}
272}
273
274//定義帳戶類
275class?ZhangHu?{
276????private?String?name;
277????private?String?password;
278????private?int?money;
279????ZhangHu(){
280????????
281????}
282????ZhangHu(String?name,String?password,?int?money){
283????????this.name?=?name;
284????????this.password?=?password;
285????????this.money?=?money;
286????}
287????public?void?setM(int?a){
288????????money?=?money?+?a;
289????????try{
290????????????JOptionPane.showMessageDialog(null,"存儲了"+a+"元，帳戶"+name+"尚有余額"+money+"元");
291????????}catch(HeadlessException?E){}
292????}
293????public?void?getM(int?a){
294????????if(a?>?money){
295????????????try{
296????????????????JOptionPane.showMessageDialog(null,"對不起，您的金額不足"+a+"元");
297????????????}catch(HeadlessException?E){}
298????????}
299????????else{
300????????????money?=?money?-?a;
301????????????try{
302????????????????JOptionPane.showMessageDialog(null,"取得了"+a+"元，帳戶"+name+"尚有余額"+money+"元");
303????????????}catch(HeadlessException?E){}
304????????}
305????}
306????public?String?getName(){
307????????return?name;
308????}
309????public?String?getPassword(){
310????????return?password;
311????}
312????public?int?getMoney(){
313????????return?money;
314????}
315????public?void?setName(String?name){
316????????this.name?=?name;
317????}
318????public?void?setPassword(String?password){
319????????this.password?=?password;
320????}
321????public?void?setMoney(int?money){
322????????this.money?=?money;
323????}
324}
325
326//定義管理員類
327class?Manager
328{
329????public?void?add(){
330????????String?pw;
331????????ZhangHu?zh?=?new?ZhangHu();
332????????try{
333????????????zh.setName(JOptionPane.showInputDialog(null,"請輸入您要添加的帳戶名："));
334????????????zh.setPassword(JOptionPane.showInputDialog(null,"請輸入您要設置的密碼："));
335????????????while(true){
336????????????????pw?=?JOptionPane.showInputDialog(null,"請再次輸入密碼：");
337????????????????if?(?zh.getPassword().equals(pw)){
338????????????????????break;
339????????????????}
340????????????????else{
341????????????????????zh.setPassword(JOptionPane.showInputDialog(null,"兩次輸入的密碼不一致，請重新輸入密碼："));
342????????????????????continue;
343????????????????}
344????????????}
345????????????zh.setMoney(Integer.parseInt(JOptionPane.showInputDialog(null,"請輸入您的金額：")));
346????????????PrintWriter?writer?=?new?PrintWriter(new?BufferedWriter(new?FileWriter(zh.getName()+".txt")));//創建文件
347????????????writer.println(zh.getPassword());
348????????????writer.println(zh.getMoney());
349????????????writer.flush()?;
350????????????JOptionPane.showMessageDialog(null,"帳戶"+zh.getName()+"已經創建成功");
351????????}catch(HeadlessException?e){}catch(IOException?c){}
352????}
353????public?void?del(){
354????????String?name?=?null;
355????????try{
356????????????name?=?(JOptionPane.showInputDialog(null,"請輸入您要刪除的帳戶名："));
357????????????while(true){
358????????????????File?fl?=?new?File(name+".txt");
359????????????????if(fl.exists()){
360????????????????????fl.delete();
361????????????????????JOptionPane.showMessageDialog(null,"帳戶"+name+"刪除成功");
362????????????????????break;
363????????????????}
364????????????????else{
365????????????????????name?=?JOptionPane.showInputDialog(null,"您所輸入的帳戶并不存在，請重新輸入：");
366????????????????}
367????????????}????
368????????}catch(HeadlessException?e){}
369????}
370????public?void?froze(){
371????????ZhangHu?zh?=?new?ZhangHu();
372????????String?name?=?null;????????
373????????name?=?(JOptionPane.showInputDialog(null,"請輸入您要凍結的帳戶："));
374????????try{
375????????????while(true){
376????????????????File?fl?=?new?File(name+".txt");
377????????????????if?(fl.exists()){//如果該帳戶存在，則讀取該帳戶的數據
378????????????????????BufferedReader?reader?=?new?BufferedReader(new?FileReader(?name?+?".txt"));
379????????????????????zh.setPassword(reader.readLine());
380????????????????????zh.setMoney(Integer.parseInt(reader.readLine()));
381????????????????????File?fr?=?new?File("frozen");
382????????????????????if(!fr.exists()){
383????????????????????????fr.mkdir();//創建一個此目錄的文件夾
384????????????????????}
385????????????????????File?frfl?=?new?File(fr,name+".txt");
386????????????????????PrintWriter?writer?=?new?PrintWriter(new?BufferedWriter(new?FileWriter(frfl)));
387????????????????????writer.println(zh.getPassword());
388????????????????????writer.println(zh.getMoney());
389????????????????????writer.flush()?;
390????????????????????fl.delete();
391????????????????????JOptionPane.showMessageDialog(null,"帳戶"+name+"凍結成功！");
392????????????????????break;
393????????????????}
394????????????????else{
395????????????????????name?=?JOptionPane.showInputDialog(null,"您所輸入的帳戶并不存在，請重新輸入：");
396????????????????}????
397????????????}
398????????}catch(SecurityException?e){}catch(HeadlessException?e){}catch(IOException?e){}
399????}
400}
401
402//自定義面扳類
403class?MyPanel?extends?JPanel
404{
405????public?Insets?insets()
406????{
407????????return?new?Insets(40,40,40,40);
408????}
409}
410
411//主類
412public?class?Bank_Test?{
413????public?static?void?main(String[]?args){
414????????Login?lg?=?new?Login();
415????????lg.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
416????}????
417} 歡迎來訪！^.^!
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