图书管理系统java代码实现

本文实例为大家分享了java实现图书管理系统的具体代码，供大家参考，具体内容如下 /* (程序头部注释开始) * 程序的版权和版本声明部分 * copyright (c) 2011, 烟台大学计算机学院学生 * all rights reserved. * 文件名称： 《图书管理系统——java》 * 作 者： 刘江波 0 Comments

本文实例为大家分享了java实现图书管理系统的具体代码，供大家参考，具体内容如下

/* (程序头部注释开始)
* 程序的版权和版本声明部分
* copyright (c) 2011, 烟台大学计算机学院学生
* all rights reserved.
* 文件名称： 《图书管理系统——java》
* 作 者： 刘江波
* 完成日期： 2012 年 3 月 1 日
* 版 本 号： v3.0

* 对任务及求解方法的描述部分
* 问题描述：
* 程序头部的注释结束
*/

文件包的建立情况：

bookdao.java

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/*

* to change this template, choose tools | templates

* and open the template in the editor.

*/

package com.liu.dao;

import com.liu.po.bookbean;

import java.io.*;

import java.util.hashmap;

import java.util.map;

import java.util.logging.level;

import java.util.logging.logger;

/**

*

* @author asus

*/

public class bookdao {

// 写

public void writebook(map<integer,bookbean >bookmap){

//

fileoutputstream fos = null;

objectoutputstream oos = null;

try {

fos = new fileoutputstream("f:\\缓存区\\book.txt");

oos = new objectoutputstream(fos);

oos.writeobject(bookmap);

//清空缓存区

oos.flush();

}

catch (filenotfoundexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

}

//异常级别高的在后边

catch (ioexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

}

finally{

try{

//先开后闭

oos.close();

fos.close();

}catch(ioexception ex){

logger.getlogger(typedao.class.getname()).log(level.severe,null,ex);

}

}

}

//读

public map<integer,bookbean>readbook(){

fileinputstream fis = null;

objectinputstream ois = null;

map<integer, bookbean> map = null;

try {

fis = new fileinputstream("f:\\缓存区\\book.txt");

ois = new objectinputstream(fis);

map = (map<integer, bookbean>) ois.readobject();//出现异常进入catch

} catch (classnotfoundexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

} catch (filenotfoundexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

} catch (ioexception ex) {

//logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

//ex.printstacktrace();

map=new hashmap<integer,bookbean>();//出现异常时，进行创建map

} finally{

try {

if(ois!=null){

ois.close();

}

if(fis!=null){

fis.close();

}

} catch (ioexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

}

}

return map;

}

}

typedao.java

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/*

* to change this template, choose tools | templates

* and open the template in the editor.

*/

package com.liu.dao;

import com.liu.po.typebean;

import java.io.*;

import java.util.*;

import java.util.logging.*;

/**

*

* 对文件进行读和写操作

*/

public class typedao {

// 写

public void writetype(map<integer,typebean >typemap){

//

fileoutputstream fos = null;

objectoutputstream oos = null;

try {

fos = new fileoutputstream("f:\\缓存区\\type.txt");

oos = new objectoutputstream(fos);

oos.writeobject(typemap);

//清空缓存区

oos.flush();

}

catch (filenotfoundexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

}

//异常级别高的在后边

catch (ioexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

}

finally{

try{

//先开后闭

oos.close();

fos.close();

}catch(ioexception ex){

logger.getlogger(typedao.class.getname()).log(level.severe,null,ex);

}

}

}

//读

public map<integer,typebean>readtype(){

fileinputstream fis = null;

objectinputstream ois = null;

map<integer, typebean> map = null;

try {

fis = new fileinputstream("f:\\缓存区\\type.txt");

ois = new objectinputstream(fis);

map = (map<integer, typebean>) ois.readobject();//出现异常进入catch

} catch (classnotfoundexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

} catch (filenotfoundexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

} catch (ioexception ex) {

//logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

//ex.printstacktrace();

map=new hashmap<integer,typebean>();//出现异常时，进行创建map

} finally{

try {

if(ois!=null){

ois.close();

}

if(fis!=null){

fis.close();

}

} catch (ioexception ex) {

logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);

}

}

return map;

}

}

bookbean.java

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/*

* to change this template, choose tools | templates

* and open the template in the editor.

*/

package com.liu.po;

import java.io.serializable;

/**

*

* @author asus

*/

public class bookbean implements serializable{

private int id;

private string bookname;

private string booktype;

private string memo;

private string money;

/**

* @return the id

*/

public int getid() {

return id;

}

/**

* @param id the id to set

*/

public void setid(int id) {

this.id = id;

}

/**

* @return the bookname

*/

public string getbookname() {

return bookname;

}

/**

* @param bookname the bookname to set

*/

public void setbookname(string bookname) {

this.bookname = bookname;

}

/**

* @return the booktype

*/

public string getbooktype() {

return booktype;

}

/**

* @param booktype the booktype to set

*/

public void setbooktype(string booktype) {

this.booktype = booktype;

}

/**

* @return the memo

*/

public string getmemo() {

return memo;

}

/**

* @param memo the memo to set

*/

public void setmemo(string memo) {

this.memo = memo;

}

/**

* @return the money

*/

public string getmoney() {

return money;

}

/**

* @param money the money to set

*/

public void setmoney(string money) {

this.money = money;

}

}

typebean.java

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/*

* to change this template, choose tools | templates

* and open the template in the editor.

*/

package com.liu.po;

/**

*

* @author asus

*/

import java.io.serializable;

public class typebean implements serializable{

private int id;

private string typename;

private string memo;

/**

* @return the id

*/

public int getid() {

return id;

}

/**

* @param id the id to set

*/

public void setid(int id) {

this.id = id;

}

/**

* @return the typename

*/

public string gettypename() {

return typename;

}

/**

* @param typename the typename to set

*/

public void settypename(string typename) {

this.typename = typename;

}

/**

* @return the memo

*/

public string getmemo() {

return memo;

}

/**

* @param memo the memo to set

*/

public void setmemo(string memo) {

this.memo = memo;

}

}

loginform.java

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/*

* to change this template, choose tools | templates

* and open the template in the editor.

*/

/*

* loginform.java

*

* created on 2013-2-26, 18:33:36

*/

package com.liu.view;

import java.awt.event.keyadapter;

import java.awt.event.keyevent;

import javax.swing.joptionpane;

/**

*

* @author asus

*/

public class loginform extends javax.swing.jframe {

/** creates new form loginform */

public loginform() {

initcomponents();

}

/** this method is called from within the constructor to

* initialize the form.

* warning: do not modify this code. the content of this method is

* always regenerated by the form editor.

*/

@suppresswarnings("unchecked")

// <editor-fold defaultstate="collapsed" desc="generated code">

private void initcomponents() {

jlabel1 = new javax.swing.jlabel();

jlabel2 = new javax.swing.jlabel();

jlabel3 = new javax.swing.jlabel();

loginname = new javax.swing.jtextfield();

loginpwd = new javax.swing.jpasswordfield();

jbutton1 = new javax.swing.jbutton();

setdefaultcloseoperation(javax.swing.windowconstants.exit_on_close);

settitle("登陆界面");

setbounds(new java.awt.rectangle(300, 200, 0, 0));

seticonimage(new javax.swing.imageicon(getclass().getresource("/com/liu/resouce/logo.jpg")).getimage());

addkeylistener(new java.awt.event.keyadapter() {

public void keypressed(java.awt.event.keyevent evt) {

formkeypressed(evt);

}

});

jlabel1.setfont(new java.awt.font("宋体", 0, 36));

jlabel1.setforeground(new java.awt.color(204, 0, 0));

jlabel1.settext("图书管理系统");

jlabel2.setfont(new java.awt.font("宋体", 0, 24));

jlabel2.settext("用户名：");

jlabel3.setfont(new java.awt.font("宋体", 0, 24));

jlabel3.settext("密码：");

loginname.setname(""); // noi18n

loginname.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

loginnameactionperformed(evt);

}

});

loginname.addkeylistener(new java.awt.event.keyadapter() {

public void keypressed(java.awt.event.keyevent evt) {

loginnamekeypressed(evt);

}

});

loginpwd.addkeylistener(new java.awt.event.keyadapter() {

public void keypressed(java.awt.event.keyevent evt) {

loginpwdkeypressed(evt);

}

});

jbutton1.setfont(new java.awt.font("宋体", 0, 24)); // noi18n

jbutton1.settext("登录");

jbutton1.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton1actionperformed(evt);

}

});

javax.swing.grouplayout layout = new javax.swing.grouplayout(getcontentpane());

getcontentpane().setlayout(layout);

layout.sethorizontalgroup(

layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(layout.createsequentialgroup()

.addgap(97, 97, 97)

.addgroup(layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addcomponent(jlabel2)

.addcomponent(jlabel3))

.addpreferredgap(javax.swing.layoutstyle.componentplacement.unrelated)

.addgroup(layout.createparallelgroup(javax.swing.grouplayout.alignment.leading, false)

.addcomponent(loginpwd)

.addcomponent(loginname, javax.swing.grouplayout.default_size, 215, short.max_value))

.addcontainergap(88, short.max_value))

.addgroup(javax.swing.grouplayout.alignment.trailing, layout.createsequentialgroup()

.addcontainergap(130, short.max_value)

.addcomponent(jlabel1, javax.swing.grouplayout.preferred_size, 263, javax.swing.grouplayout.preferred_size)

.addgap(113, 113, 113))

.addgroup(javax.swing.grouplayout.alignment.trailing, layout.createsequentialgroup()

.addcontainergap(299, short.max_value)

.addcomponent(jbutton1, javax.swing.grouplayout.preferred_size, 97, javax.swing.grouplayout.preferred_size)

.addgap(110, 110, 110))

);

layout.setverticalgroup(

layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(layout.createsequentialgroup()

.addgap(50, 50, 50)

.addcomponent(jlabel1, javax.swing.grouplayout.preferred_size, 45, javax.swing.grouplayout.preferred_size)

.addgap(38, 38, 38)

.addgroup(layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jlabel2)

.addcomponent(loginname, javax.swing.grouplayout.preferred_size, 29, javax.swing.grouplayout.preferred_size))

.addgap(26, 26, 26)

.addgroup(layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jlabel3)

.addcomponent(loginpwd, javax.swing.grouplayout.preferred_size, 29, javax.swing.grouplayout.preferred_size))

.addgap(18, 18, 18)

.addcomponent(jbutton1, javax.swing.grouplayout.preferred_size, 36, javax.swing.grouplayout.preferred_size)

.addcontainergap(21, short.max_value))

);

pack();

}// </editor-fold>

private void loginnameactionperformed(java.awt.event.actionevent evt) {

// todo add your handling code here:

}

private void jbutton1actionperformed(java.awt.event.actionevent evt) {

//1.先获取用户名和密码

string name = loginname.gettext();

string password = new string(loginpwd.getpassword());

//2.进行验证

if("admin".equals(name)&&"admin".equals(password))

{

//登陆成功

//隐藏loginform，显示mainform

this.setvisible(false);

new mainform().setvisible(true);

}

else

{

//登录失败

joptionpane.showmessagedialog(this, "用户名或密码错误！");

}

}

private void formkeypressed(java.awt.event.keyevent evt) {

//敲击键盘登陆

}

private void loginnamekeypressed(java.awt.event.keyevent evt) {

//敲击键盘登陆

if(evt.getkeytext(evt.getkeycode()).comparetoignorecase("enter")==0)

{

jbutton1.doclick();

}

}

private void loginpwdkeypressed(java.awt.event.keyevent evt) {

//敲击键盘登陆

if(evt.getkeytext(evt.getkeycode()).comparetoignorecase("enter")==0)

{

jbutton1.doclick();

}

}

/**

* @param args the command line arguments

*/

public static void main(string args[]) {

java.awt.eventqueue.invokelater(new runnable() {

public void run() {

new loginform().setvisible(true);

}

});

}

// variables declaration - do not modify

private javax.swing.jtextfield loginname;

private javax.swing.jpasswordfield loginpwd;

private javax.swing.jbutton jbutton1;

private javax.swing.jlabel jlabel1;

private javax.swing.jlabel jlabel2;

private javax.swing.jlabel jlabel3;

// end of variables declaration

}

mainform.java

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/*

* to change this template, choose tools | templates

* and open the template in the editor.

*/

/*

* mainform.java

*

* created on 2013-2-26, 18:35:25

*/

package com.liu.view;

/**

*

* @author asus

*/

public class mainform extends javax.swing.jframe {

/** creates new form mainform */

public mainform() {

initcomponents();

}

/** this method is called from within the constructor to

* initialize the form.

* warning: do not modify this code. the content of this method is

* always regenerated by the form editor.

*/

@suppresswarnings("unchecked")

// <editor-fold defaultstate="collapsed" desc="generated code">

private void initcomponents() {

jlabel1 = new javax.swing.jlabel();

jpanel1 = new javax.swing.jpanel();

jlabel2 = new javax.swing.jlabel();

jmenubar1 = new javax.swing.jmenubar();

配置管理 = new javax.swing.jmenu();

jmenuitem1 = new javax.swing.jmenuitem();

jmenuitem2 = new javax.swing.jmenuitem();

jmenu2 = new javax.swing.jmenu();

jmenuitem4 = new javax.swing.jmenuitem();

jmenu1 = new javax.swing.jmenu();

jmenuitem3 = new javax.swing.jmenuitem();

setdefaultcloseoperation(javax.swing.windowconstants.exit_on_close);

settitle("图书管理系统");

setbounds(new java.awt.rectangle(80, 60, 0, 0));

seticonimage(new javax.swing.imageicon(getclass().getresource("/com/liu/resouce/logo.jpg")).getimage());

jlabel1.setfont(new java.awt.font("宋体", 0, 48));

jlabel1.setforeground(new java.awt.color(0, 204, 51));

jlabel1.seticon(new javax.swing.imageicon(getclass().getresource("/com/liu/resouce/main.jpg"))); // noi18n

jlabel2.setfont(new java.awt.font("宋体", 0, 48));

jlabel2.setforeground(new java.awt.color(0, 0, 255));

jlabel2.settext("欢迎使用图书借阅管理系统");

javax.swing.grouplayout jpanel1layout = new javax.swing.grouplayout(jpanel1);

jpanel1.setlayout(jpanel1layout);

jpanel1layout.sethorizontalgroup(

jpanel1layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel1layout.createsequentialgroup()

.addgap(38, 38, 38)

.addcomponent(jlabel2)

.addcontainergap(63, short.max_value))

);

jpanel1layout.setverticalgroup(

jpanel1layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(javax.swing.grouplayout.alignment.trailing, jpanel1layout.createsequentialgroup()

.addcontainergap()

.addcomponent(jlabel2, javax.swing.grouplayout.default_size, 78, short.max_value))

);

配置管理.settext("配置管理");

jmenuitem1.setaccelerator(javax.swing.keystroke.getkeystroke(java.awt.event.keyevent.vk_l, java.awt.event.inputevent.ctrl_mask));

jmenuitem1.settext("类别管理");

jmenuitem1.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jmenuitem1actionperformed(evt);

}

});

配置管理.add(jmenuitem1);

jmenuitem2.setaccelerator(javax.swing.keystroke.getkeystroke(java.awt.event.keyevent.vk_t, java.awt.event.inputevent.ctrl_mask));

jmenuitem2.settext("图书管理");

jmenuitem2.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jmenuitem2actionperformed(evt);

}

});

配置管理.add(jmenuitem2);

jmenubar1.add(配置管理);

jmenu2.settext("借书");

jmenuitem4.setaccelerator(javax.swing.keystroke.getkeystroke(java.awt.event.keyevent.vk_j, java.awt.event.inputevent.ctrl_mask));

jmenuitem4.settext("租书");

jmenu2.add(jmenuitem4);

jmenubar1.add(jmenu2);

jmenu1.settext("还书");

jmenuitem3.setaccelerator(javax.swing.keystroke.getkeystroke(java.awt.event.keyevent.vk_h, java.awt.event.inputevent.ctrl_mask));

jmenuitem3.settext("还书");

jmenu1.add(jmenuitem3);

jmenubar1.add(jmenu1);

setjmenubar(jmenubar1);

javax.swing.grouplayout layout = new javax.swing.grouplayout(getcontentpane());

getcontentpane().setlayout(layout);

layout.sethorizontalgroup(

layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addcomponent(jlabel1, 0, 0, short.max_value)

.addgroup(layout.createsequentialgroup()

.addgap(22, 22, 22)

.addcomponent(jpanel1, javax.swing.grouplayout.default_size, javax.swing.grouplayout.default_size, short.max_value)

.addcontainergap())

);

layout.setverticalgroup(

layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(javax.swing.grouplayout.alignment.trailing, layout.createsequentialgroup()

.addcontainergap()

.addcomponent(jpanel1, javax.swing.grouplayout.default_size, javax.swing.grouplayout.default_size, short.max_value)

.addpreferredgap(javax.swing.layoutstyle.componentplacement.related)

.addcomponent(jlabel1, javax.swing.grouplayout.preferred_size, 411, javax.swing.grouplayout.preferred_size))

);

pack();

}// </editor-fold>

private void jmenuitem1actionperformed(java.awt.event.actionevent evt) {

// 类型管理

new typeform().setvisible(true);

}

private void jmenuitem2actionperformed(java.awt.event.actionevent evt) {

// 图书管理

new bookform().setvisible(true);

}

/**

* @param args the command line arguments

*/

public static void main(string args[]) {

java.awt.eventqueue.invokelater(new runnable() {

public void run() {

new mainform().setvisible(true);

}

});

}

// variables declaration - do not modify

private javax.swing.jlabel jlabel1;

private javax.swing.jlabel jlabel2;

private javax.swing.jmenu jmenu1;

private javax.swing.jmenu jmenu2;

private javax.swing.jmenubar jmenubar1;

private javax.swing.jmenuitem jmenuitem1;

private javax.swing.jmenuitem jmenuitem2;

private javax.swing.jmenuitem jmenuitem3;

private javax.swing.jmenuitem jmenuitem4;

private javax.swing.jpanel jpanel1;

private javax.swing.jmenu 配置管理;

// end of variables declaration

}

bookform.java

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/*

* to change this template, choose tools | templates

* and open the template in the editor.

*/

/*

* bookform.java

*

* created on 2013-2-28, 8:23:01

*/

package com.liu.view;

import com.liu.dao.bookdao;

import com.liu.dao.typedao;

import com.liu.po.bookbean;

import com.liu.po.typebean;

import java.util.map;

import java.util.set;

import java.util.vector;

import javax.swing.defaultcomboboxmodel;

import javax.swing.joptionpane;

import javax.swing.table.defaulttablemodel;

/**

*

* @author asus

*/

public class bookform extends javax.swing.jframe {

/** creates new form bookform */

private map<integer,bookbean> map;

private map<integer,typebean> map1;

private bookdao bookdao;

private typedao typedao;

public bookform() {

initcomponents();

bookdao = new bookdao();

typedao = new typedao();

map = bookdao.readbook();

map1 = typedao.readtype();

inittype();

initdata();

}

/** this method is called from within the constructor to

* initialize the form.

* warning: do not modify this code. the content of this method is

* always regenerated by the form editor.

*/

@suppresswarnings("unchecked")

// <editor-fold defaultstate="collapsed" desc="generated code">

private void initcomponents() {

jpanel1 = new javax.swing.jpanel();

jscrollpane1 = new javax.swing.jscrollpane();

booktable = new javax.swing.jtable();

jpanel2 = new javax.swing.jpanel();

bmemo = new javax.swing.jtextfield();

jbutton1 = new javax.swing.jbutton();

jbutton2 = new javax.swing.jbutton();

jbutton3 = new javax.swing.jbutton();

jbutton4 = new javax.swing.jbutton();

jlabel1 = new javax.swing.jlabel();

jlabel2 = new javax.swing.jlabel();

jlabel3 = new javax.swing.jlabel();

jlabel4 = new javax.swing.jlabel();

bid = new javax.swing.jtextfield();

bname = new javax.swing.jtextfield();

btype = new javax.swing.jcombobox();

jlabel5 = new javax.swing.jlabel();

bmoney = new javax.swing.jtextfield();

settitle("图书管理");

setbounds(new java.awt.rectangle(100, 50, 0, 0));

seticonimage(new javax.swing.imageicon(getclass().getresource("/com/liu/resouce/logo.jpg")).getimage());

booktable.setfont(new java.awt.font("宋体", 0, 18)); // noi18n

booktable.setmodel(new javax.swing.table.defaulttablemodel(

new object [][] {

{null, null, null, null, null},

{null, null, null, null, null},

{null, null, null, null, null},

{null, null, null, null, null},

{null, null, null, null, null},

{null, null, null, null, null},

{null, null, null, null, null},

{null, null, null, null, null},

{null, null, null, null, null},

{null, null, null, null, null}

},

new string [] {

"序号", "图书名称", "图书类型", "租金", "备注"

}

) {

class[] types = new class [] {

java.lang.integer.class, java.lang.string.class, java.lang.string.class, java.lang.string.class, java.lang.string.class

};

boolean[] canedit = new boolean [] {

false, false, false, false, false

};

public class getcolumnclass(int columnindex) {

return types [columnindex];

}

public boolean iscelleditable(int rowindex, int columnindex) {

return canedit [columnindex];

}

});

booktable.addmouselistener(new java.awt.event.mouseadapter() {

public void mouseclicked(java.awt.event.mouseevent evt) {

booktablemouseclicked(evt);

}

});

jscrollpane1.setviewportview(booktable);

jpanel2.setborder(javax.swing.borderfactory.createtitledborder(null, "详细信息", javax.swing.border.titledborder.default_justification, javax.swing.border.titledborder.default_position, new java.awt.font("宋体", 0, 18))); // noi18n

bmemo.setfont(new java.awt.font("宋体", 0, 18));

jbutton1.settext("新增");

jbutton1.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton1actionperformed(evt);

}

});

jbutton2.settext("保存");

jbutton2.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton2actionperformed(evt);

}

});

jbutton3.settext("更新");

jbutton3.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton3actionperformed(evt);

}

});

jbutton4.settext("删除");

jbutton4.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton4actionperformed(evt);

}

});

jlabel1.setfont(new java.awt.font("宋体", 0, 18));

jlabel1.settext("序号：");

jlabel2.setfont(new java.awt.font("宋体", 0, 18));

jlabel2.settext("名称：");

jlabel3.setfont(new java.awt.font("宋体", 0, 18));

jlabel3.settext("类型：");

jlabel4.setfont(new java.awt.font("宋体", 0, 18));

jlabel4.settext("备注：");

bid.setfont(new java.awt.font("宋体", 0, 18));

bname.setfont(new java.awt.font("宋体", 0, 18));

btype.setfont(new java.awt.font("宋体", 0, 18));

btype.setmodel(new javax.swing.defaultcomboboxmodel(new string[] { "文学类", "教育类", "科技类", "文艺类" }));

btype.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

btypeactionperformed(evt);

}

});

jlabel5.setfont(new java.awt.font("宋体", 0, 18));

jlabel5.settext("租金：");

javax.swing.grouplayout jpanel2layout = new javax.swing.grouplayout(jpanel2);

jpanel2.setlayout(jpanel2layout);

jpanel2layout.sethorizontalgroup(

jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel2layout.createsequentialgroup()

.addgap(33, 33, 33)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel2layout.createsequentialgroup()

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addcomponent(jlabel2, javax.swing.grouplayout.default_size, 83, short.max_value)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.trailing)

.addcomponent(jlabel3)

.addcomponent(jlabel5)

.addcomponent(jlabel4)))

.addpreferredgap(javax.swing.layoutstyle.componentplacement.related))

.addgroup(jpanel2layout.createsequentialgroup()

.addcomponent(jlabel1)

.addgap(33, 33, 33)))

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addcomponent(bmemo, javax.swing.grouplayout.default_size, 375, short.max_value)

.addcomponent(bid, javax.swing.grouplayout.default_size, 375, short.max_value)

.addcomponent(bname, javax.swing.grouplayout.default_size, 375, short.max_value)

.addcomponent(bmoney, javax.swing.grouplayout.default_size, 375, short.max_value)

.addgroup(jpanel2layout.createsequentialgroup()

.addcomponent(jbutton1, javax.swing.grouplayout.preferred_size, 73, javax.swing.grouplayout.preferred_size)

.addgap(28, 28, 28)

.addcomponent(jbutton2, javax.swing.grouplayout.preferred_size, 69, javax.swing.grouplayout.preferred_size)

.addgap(30, 30, 30)

.addcomponent(jbutton3, javax.swing.grouplayout.preferred_size, 73, javax.swing.grouplayout.preferred_size)

.addpreferredgap(javax.swing.layoutstyle.componentplacement.related, 28, short.max_value)

.addcomponent(jbutton4, javax.swing.grouplayout.preferred_size, 74, javax.swing.grouplayout.preferred_size))

.addcomponent(btype, 0, 375, short.max_value))

.addgap(65, 65, 65))

);

jpanel2layout.setverticalgroup(

jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(javax.swing.grouplayout.alignment.trailing, jpanel2layout.createsequentialgroup()

.addcontainergap()

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jlabel1, javax.swing.grouplayout.preferred_size, 25, javax.swing.grouplayout.preferred_size)

.addcomponent(bid, javax.swing.grouplayout.preferred_size, 37, javax.swing.grouplayout.preferred_size))

.addgap(13, 13, 13)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jlabel2)

.addcomponent(bname, javax.swing.grouplayout.preferred_size, 37, javax.swing.grouplayout.preferred_size))

.addgap(18, 18, 18)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jlabel3)

.addcomponent(btype, javax.swing.grouplayout.preferred_size, 30, javax.swing.grouplayout.preferred_size))

.addgap(26, 26, 26)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jlabel5)

.addcomponent(bmoney, javax.swing.grouplayout.preferred_size, 35, javax.swing.grouplayout.preferred_size))

.addgap(32, 32, 32)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel2layout.createsequentialgroup()

.addcomponent(bmemo, javax.swing.grouplayout.preferred_size, 58, javax.swing.grouplayout.preferred_size)

.addgap(64, 64, 64)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jbutton1, javax.swing.grouplayout.preferred_size, 32, javax.swing.grouplayout.preferred_size)

.addcomponent(jbutton2, javax.swing.grouplayout.preferred_size, 32, javax.swing.grouplayout.preferred_size)

.addcomponent(jbutton3, javax.swing.grouplayout.preferred_size, 31, javax.swing.grouplayout.preferred_size)

.addcomponent(jbutton4, javax.swing.grouplayout.preferred_size, 32, javax.swing.grouplayout.preferred_size)))

.addcomponent(jlabel4))

.addgap(22, 22, 22))

);

javax.swing.grouplayout jpanel1layout = new javax.swing.grouplayout(jpanel1);

jpanel1.setlayout(jpanel1layout);

jpanel1layout.sethorizontalgroup(

jpanel1layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addcomponent(jscrollpane1, javax.swing.grouplayout.alignment.trailing, javax.swing.grouplayout.default_size, 795, short.max_value)

.addgroup(jpanel1layout.createsequentialgroup()

.addgap(50, 50, 50)

.addcomponent(jpanel2, javax.swing.grouplayout.preferred_size, javax.swing.grouplayout.default_size, javax.swing.grouplayout.preferred_size)

.addcontainergap(173, short.max_value))

);

jpanel1layout.setverticalgroup(

jpanel1layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel1layout.createsequentialgroup()

.addcomponent(jscrollpane1, javax.swing.grouplayout.preferred_size, 192, javax.swing.grouplayout.preferred_size)

.addgap(10, 10, 10)

.addcomponent(jpanel2, javax.swing.grouplayout.default_size, javax.swing.grouplayout.default_size, short.max_value))

);

javax.swing.grouplayout layout = new javax.swing.grouplayout(getcontentpane());

getcontentpane().setlayout(layout);

layout.sethorizontalgroup(

layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addcomponent(jpanel1, javax.swing.grouplayout.default_size, javax.swing.grouplayout.default_size, short.max_value)

);

layout.setverticalgroup(

layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addcomponent(jpanel1, javax.swing.grouplayout.default_size, javax.swing.grouplayout.default_size, short.max_value)

);

pack();

}// </editor-fold>

//表格数据的初始化

public void initdata(){

//加载数据

defaulttablemodel dtm = (defaulttablemodel)booktable.getmodel();

//清空表

while(dtm.getrowcount()>0){

dtm.removerow(0);

}

//加载数据

set<integer>set = map.keyset();

for(integer i:set){

bookbean bean = map.get(i);

vector v = new vector();

v.add(bean.getid());

v.add(bean.getbookname());

v.add(bean.getbooktype());

v.add(bean.getmoney());

v.add(bean.getmemo());

dtm.addrow(v);

}

}

//获取类别管理的所有类别

public void inittype(){

set<integer> set = map1.keyset();

defaultcomboboxmodel dcm = (defaultcomboboxmodel)btype.getmodel();

dcm.removeallelements();

for(integer i:set){

typebean bean = map1.get(i);

dcm.addelement(bean.gettypename());

}

}

private void jbutton2actionperformed(java.awt.event.actionevent evt) {

// 保存功能

//先保存文本框里的值

string id = bid.gettext();

string bookname = bname.gettext();

string booktype = (string) btype.getselecteditem();

string memo = bmemo.gettext();

string money = bmoney.gettext();

//封装成对象

bookbean bean = new bookbean();

bean.setid(integer.parseint(id));

bean.setbookname(bookname);

bean.setbooktype(booktype);

bean.setmemo(memo);

bean.setmoney(money);

//将bean放到map里面

// map<integer,typebean>map = new hashmap<integer,typebean>();

map.put(integer.parseint(id), bean);

//将map放到文件里面

bookdao.writebook(map);

//刷新table

initdata();

}

private void jbutton1actionperformed(java.awt.event.actionevent evt) {

// 新增时，将文本框里的信息进行清空，并将序列号置为可编辑。

bid.setenabled(true);

bid.settext("");

bname.settext("");

btype.setselecteditem("");

bmemo.settext("");

bmoney.settext("");

}

private void booktablemouseclicked(java.awt.event.mouseevent evt) {

//获取选中行号及序列号

int currentrow = booktable.getselectedrow();

//bookbean bean = map.get( currentrow);

// 将选中的行，显示到信息栏中

bid.settext((integer) booktable.getvalueat(currentrow, 0)+"");

bname.settext((string) booktable.getvalueat(currentrow, 1));

btype.setselecteditem((string) booktable.getvalueat(currentrow, 2));

bmoney.settext((string) booktable.getvalueat(currentrow, 3));

bmemo.settext((string) booktable.getvalueat(currentrow, 4));

//bmemo.settext(bean.getmemo());

bid.setenabled(false); //序号框不可编辑

}

private void jbutton4actionperformed(java.awt.event.actionevent evt) {

// 删除操作

//获取选中行号及序列号

int currentrow = booktable.getselectedrow();

int id = (integer)booktable.getvalueat(currentrow, 0);

map.remove(id);

bookdao.writebook(map);

joptionpane.showmessagedialog(this,"类别删除成功");

initdata();

}

private void btypeactionperformed(java.awt.event.actionevent evt) {

// todo add your handling code here:

}

private void jbutton3actionperformed(java.awt.event.actionevent evt) {

// 更新操作

//先保存文本框里的值

int currentrow = booktable.getselectedrow();

int id = (integer) booktable.getvalueat(currentrow, 0);

string bookname = bname.gettext();

string booktype = (string) btype.getselecteditem();

string memo = bmemo.gettext();

string money = bmoney.gettext();

//封装成对象

bookbean bean = new bookbean();

bean.setid(id);

bean.setbookname(bookname);

bean.setbooktype(booktype);

bean.setmemo(memo);

bean.setmoney(money);

//将bean放到map里面

// map<integer,typebean>map = new hashmap<integer,typebean>();

map.put(id, bean);

//将map放到文件里面

bookdao.writebook(map);

//刷新table

joptionpane.showmessagedialog(this,"类别更新成功");

initdata();

}

/**

* @param args the command line arguments

*/

public static void main(string args[]) {

java.awt.eventqueue.invokelater(new runnable() {

public void run() {

new bookform().setvisible(true);

}

});

}

// variables declaration - do not modify

private javax.swing.jtextfield bid;

private javax.swing.jtextfield bmemo;

private javax.swing.jtextfield bmoney;

private javax.swing.jtextfield bname;

private javax.swing.jtable booktable;

private javax.swing.jcombobox btype;

private javax.swing.jbutton jbutton1;

private javax.swing.jbutton jbutton2;

private javax.swing.jbutton jbutton3;

private javax.swing.jbutton jbutton4;

private javax.swing.jlabel jlabel1;

private javax.swing.jlabel jlabel2;

private javax.swing.jlabel jlabel3;

private javax.swing.jlabel jlabel4;

private javax.swing.jlabel jlabel5;

private javax.swing.jpanel jpanel1;

private javax.swing.jpanel jpanel2;

private javax.swing.jscrollpane jscrollpane1;

// end of variables declaration

}

typeform.java

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/*

* to change this template, choose tools | templates

* and open the template in the editor.

*/

/*

* typeform.java

*

* created on 2013-2-26, 19:07:51

*/

package com.liu.view;

import com.liu.dao.typedao;

import com.liu.po.typebean;

import java.util.hashmap;

import java.util.map;

import java.util.set;

import java.util.vector;

import javax.swing.joptionpane;

import javax.swing.table.defaulttablemodel;

/**

*

* @author asus

*/

public class typeform extends javax.swing.jframe {

private typedao typedao;

private map<integer,typebean> map;

/** creates new form typeform */

public typeform() {

initcomponents();

typedao = new typedao();

map = typedao.readtype();

initdata();

}

/** this method is called from within the constructor to

* initialize the form.

* warning: do not modify this code. the content of this method is

* always regenerated by the form editor.

*/

@suppresswarnings("unchecked")

// <editor-fold defaultstate="collapsed" desc="generated code">

private void initcomponents() {

jpanel1 = new javax.swing.jpanel();

jscrollpane1 = new javax.swing.jscrollpane();

typetable = new javax.swing.jtable();

jpanel2 = new javax.swing.jpanel();

jlabel1 = new javax.swing.jlabel();

jlabel2 = new javax.swing.jlabel();

jlabel3 = new javax.swing.jlabel();

tid = new javax.swing.jtextfield();

tname = new javax.swing.jtextfield();

jscrollpane2 = new javax.swing.jscrollpane();

tmemo = new javax.swing.jtextarea();

jbutton1 = new javax.swing.jbutton();

jbutton3 = new javax.swing.jbutton();

jbutton4 = new javax.swing.jbutton();

jbutton5 = new javax.swing.jbutton();

settitle("类型管理");

setbounds(new java.awt.rectangle(100, 50, 0, 0));

seticonimage(new javax.swing.imageicon(getclass().getresource("/com/liu/resouce/logo.jpg")).getimage());

typetable.setfont(new java.awt.font("宋体", 0, 18));

typetable.setmodel(new javax.swing.table.defaulttablemodel(

new object [][] {

{null, null, null},

{null, null, null},

{null, null, null},

{null, null, null}

},

new string [] {

"序号", "类别名称", "备注"

}

) {

class[] types = new class [] {

java.lang.integer.class, java.lang.string.class, java.lang.string.class

};

boolean[] canedit = new boolean [] {

false, false, false

};

public class getcolumnclass(int columnindex) {

return types [columnindex];

}

public boolean iscelleditable(int rowindex, int columnindex) {

return canedit [columnindex];

}

});

typetable.setcolumnselectionallowed(true);

typetable.addmouselistener(new java.awt.event.mouseadapter() {

public void mouseclicked(java.awt.event.mouseevent evt) {

typetablemouseclicked(evt);

}

});

typetable.addcontainerlistener(new java.awt.event.containeradapter() {

public void componentadded(java.awt.event.containerevent evt) {

typetablecomponentadded(evt);

}

});

jscrollpane1.setviewportview(typetable);

typetable.getcolumnmodel().getselectionmodel().setselectionmode(javax.swing.listselectionmodel.single_interval_selection);

typetable.getcolumnmodel().getcolumn(0).setresizable(false);

typetable.getcolumnmodel().getcolumn(2).setresizable(false);

jpanel2.setborder(javax.swing.borderfactory.createtitledborder(null, "类别信息", javax.swing.border.titledborder.default_justification, javax.swing.border.titledborder.default_position, new java.awt.font("宋体", 0, 18))); // noi18n

jlabel1.setfont(new java.awt.font("宋体", 0, 18));

jlabel1.settext("序号：");

jlabel2.setfont(new java.awt.font("宋体", 0, 18));

jlabel2.settext("类别名称：");

jlabel3.setfont(new java.awt.font("宋体", 0, 18));

jlabel3.settext("备注：");

tid.setfont(new java.awt.font("宋体", 0, 18));

tid.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

tidactionperformed(evt);

}

});

tname.setfont(new java.awt.font("宋体", 0, 18));

tmemo.setcolumns(20);

tmemo.setfont(new java.awt.font("monospaced", 0, 18));

tmemo.setrows(5);

jscrollpane2.setviewportview(tmemo);

jbutton1.settext("保存");

jbutton1.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton1actionperformed(evt);

}

});

jbutton3.settext("更新");

jbutton3.addmouselistener(new java.awt.event.mouseadapter() {

public void mouseclicked(java.awt.event.mouseevent evt) {

jbutton3mouseclicked(evt);

}

});

jbutton3.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton3actionperformed(evt);

}

});

jbutton4.settext("删除");

jbutton4.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton4actionperformed(evt);

}

});

jbutton5.settext("新增");

jbutton5.addactionlistener(new java.awt.event.actionlistener() {

public void actionperformed(java.awt.event.actionevent evt) {

jbutton5actionperformed(evt);

}

});

javax.swing.grouplayout jpanel2layout = new javax.swing.grouplayout(jpanel2);

jpanel2.setlayout(jpanel2layout);

jpanel2layout.sethorizontalgroup(

jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel2layout.createsequentialgroup()

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel2layout.createsequentialgroup()

.addgap(39, 39, 39)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel2layout.createsequentialgroup()

.addpreferredgap(javax.swing.layoutstyle.componentplacement.related)

.addcomponent(jlabel2, javax.swing.grouplayout.preferred_size, 90, javax.swing.grouplayout.preferred_size)

.addpreferredgap(javax.swing.layoutstyle.componentplacement.unrelated)

.addcomponent(tname, javax.swing.grouplayout.default_size, 341, short.max_value))

.addgroup(jpanel2layout.createsequentialgroup()

.addpreferredgap(javax.swing.layoutstyle.componentplacement.related)

.addcomponent(jlabel3)

.addpreferredgap(javax.swing.layoutstyle.componentplacement.related)

.addcomponent(jscrollpane2, javax.swing.grouplayout.preferred_size, 383, javax.swing.grouplayout.preferred_size))

.addgroup(jpanel2layout.createsequentialgroup()

.addcomponent(jlabel1)

.addpreferredgap(javax.swing.layoutstyle.componentplacement.related)

.addcomponent(tid, javax.swing.grouplayout.default_size, 383, short.max_value))))

.addgroup(jpanel2layout.createsequentialgroup()

.addgap(70, 70, 70)

.addcomponent(jbutton5, javax.swing.grouplayout.preferred_size, 69, javax.swing.grouplayout.preferred_size)

.addgap(41, 41, 41)

.addcomponent(jbutton1, javax.swing.grouplayout.preferred_size, 68, javax.swing.grouplayout.preferred_size)

.addgap(37, 37, 37)

.addcomponent(jbutton3, javax.swing.grouplayout.preferred_size, 68, javax.swing.grouplayout.preferred_size)

.addpreferredgap(javax.swing.layoutstyle.componentplacement.related, 40, short.max_value)

.addcomponent(jbutton4, javax.swing.grouplayout.preferred_size, 67, javax.swing.grouplayout.preferred_size)

.addgap(20, 20, 20)))

.addgap(83, 83, 83))

);

jpanel2layout.setverticalgroup(

jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel2layout.createsequentialgroup()

.addgap(31, 31, 31)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jlabel1, javax.swing.grouplayout.preferred_size, 21, javax.swing.grouplayout.preferred_size)

.addcomponent(tid, javax.swing.grouplayout.preferred_size, 34, javax.swing.grouplayout.preferred_size))

.addgap(27, 27, 27)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jlabel2, javax.swing.grouplayout.preferred_size, 21, javax.swing.grouplayout.preferred_size)

.addcomponent(tname, javax.swing.grouplayout.preferred_size, 34, javax.swing.grouplayout.preferred_size))

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel2layout.createsequentialgroup()

.addgap(45, 45, 45)

.addcomponent(jlabel3))

.addgroup(jpanel2layout.createsequentialgroup()

.addgap(24, 24, 24)

.addcomponent(jscrollpane2, javax.swing.grouplayout.preferred_size, 92, javax.swing.grouplayout.preferred_size)))

.addgap(35, 35, 35)

.addgroup(jpanel2layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)

.addcomponent(jbutton5, javax.swing.grouplayout.preferred_size, 34, javax.swing.grouplayout.preferred_size)

.addcomponent(jbutton1, javax.swing.grouplayout.preferred_size, 33, javax.swing.grouplayout.preferred_size)

.addcomponent(jbutton3, javax.swing.grouplayout.preferred_size, 32, javax.swing.grouplayout.preferred_size)

.addcomponent(jbutton4, javax.swing.grouplayout.preferred_size, 33, javax.swing.grouplayout.preferred_size))

.addgap(18, 18, 18))

);

javax.swing.grouplayout jpanel1layout = new javax.swing.grouplayout(jpanel1);

jpanel1.setlayout(jpanel1layout);

jpanel1layout.sethorizontalgroup(

jpanel1layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel1layout.createsequentialgroup()

.addgap(66, 66, 66)

.addcomponent(jpanel2, javax.swing.grouplayout.preferred_size, javax.swing.grouplayout.default_size, javax.swing.grouplayout.preferred_size)

.addcontainergap(55, short.max_value))

.addcomponent(jscrollpane1, javax.swing.grouplayout.default_size, 696, short.max_value)

);

jpanel1layout.setverticalgroup(

jpanel1layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(jpanel1layout.createsequentialgroup()

.addcomponent(jscrollpane1, javax.swing.grouplayout.preferred_size, 177, javax.swing.grouplayout.preferred_size)

.addgap(18, 18, 18)

.addcomponent(jpanel2, javax.swing.grouplayout.default_size, 361, short.max_value)

.addcontainergap())

);

javax.swing.grouplayout layout = new javax.swing.grouplayout(getcontentpane());

getcontentpane().setlayout(layout);

layout.sethorizontalgroup(

layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addcomponent(jpanel1, javax.swing.grouplayout.preferred_size, javax.swing.grouplayout.default_size, javax.swing.grouplayout.preferred_size)

);

layout.setverticalgroup(

layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)

.addgroup(layout.createsequentialgroup()

.addcomponent(jpanel1, javax.swing.grouplayout.preferred_size, javax.swing.grouplayout.default_size, javax.swing.grouplayout.preferred_size)

.addcontainergap(javax.swing.grouplayout.default_size, short.max_value))

);

pack();

}// </editor-fold>

//表格数据的初始化

public void initdata(){

//加载数据

defaulttablemodel dtm = (defaulttablemodel)typetable.getmodel();

//清空表

while(dtm.getrowcount()>0){

dtm.removerow(0);

}

//加载数据

set<integer>set = map.keyset();

for(integer i:set){

typebean bean = map.get(i);

vector v = new vector();

v.add(bean.getid());

v.add(bean.gettypename());

v.add(bean.getmemo());

dtm.addrow(v);

}

}

private void tidactionperformed(java.awt.event.actionevent evt) {

// todo add your handling code here:

}

private void jbutton1actionperformed(java.awt.event.actionevent evt) {

//保存类型操作

//先保存文本框里的值

string id = tid.gettext();

string typename = tname.gettext();

string memo = tmemo.gettext();

//封装成对象

typebean bean = new typebean();

bean.setid(integer.parseint(id));

bean.setmemo(memo);

bean.settypename(typename);

//将bean放到map里面

// map<integer,typebean>map = new hashmap<integer,typebean>();

map.put(integer.parseint(id), bean);

//将map放到文件里面

typedao.writetype(map);

//刷新table

initdata();

}

private void typetablecomponentadded(java.awt.event.containerevent evt) {

// todo add your handling code here:

}

private void jbutton4actionperformed(java.awt.event.actionevent evt) {

// 删除操作

//获取选中行号及序列号

int currentrow = typetable.getselectedrow();

int id = (integer)typetable.getvalueat(currentrow, 0);

map.remove(id);

typedao.writetype(map);

joptionpane.showmessagedialog(this,"类别删除成功");

initdata();

}

private void jbutton3mouseclicked(java.awt.event.mouseevent evt) {

}

private void jbutton3actionperformed(java.awt.event.actionevent evt) {

// 更新操作

//先保存文本框里的值

int currentrow = typetable.getselectedrow();

int id = (integer) typetable.getvalueat(currentrow, 0);

string typename = tname.gettext();

string memo = tmemo.gettext();

//封装成对象

typebean bean = new typebean();

bean.setid(id);

bean.setmemo(memo);

bean.settypename(typename);

//将bean放到map里面

// map<integer,typebean>map = new hashmap<integer,typebean>();

map.put(id, bean);

//将map放到文件里面

typedao.writetype(map);

//刷新table

joptionpane.showmessagedialog(this,"类别更新成功");

initdata();

}

private void typetablemouseclicked(java.awt.event.mouseevent evt) {

//获取选中行号及序列号

int currentrow = typetable.getselectedrow();

// 将选中的行，显示到信息栏中

tid.settext((integer) typetable.getvalueat(currentrow, 0)+"");

tname.settext((string) typetable.getvalueat(currentrow, 1));

tmemo.settext((string) typetable.getvalueat(currentrow, 2));

tid.setenabled(false); //序号框不可编辑

}

private void jbutton5actionperformed(java.awt.event.actionevent evt) {

// 新增时，将文本框里的信息进行清空，并将序列号置为可编辑。

tid.setenabled(true);

tid.settext("");

tname.settext("");

tmemo.settext("");

}

/**

* @param args the command line arguments

*/

public static void main(string args[]) {

java.awt.eventqueue.invokelater(new runnable() {

public void run() {

new typeform().setvisible(true);

}

});

}

// variables declaration - do not modify

private javax.swing.jbutton jbutton1;

private javax.swing.jbutton jbutton3;

private javax.swing.jbutton jbutton4;

private javax.swing.jbutton jbutton5;

private javax.swing.jlabel jlabel1;

private javax.swing.jlabel jlabel2;

private javax.swing.jlabel jlabel3;

private javax.swing.jpanel jpanel1;

private javax.swing.jpanel jpanel2;

private javax.swing.jscrollpane jscrollpane1;

private javax.swing.jscrollpane jscrollpane2;

private javax.swing.jtextfield tid;

private javax.swing.jtextarea tmemo;

private javax.swing.jtextfield tname;

private javax.swing.jtable typetable;

// end of variables declaration

}

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。

原文链接：http://blog.csdn.net/sdliujiangbo/article/details/8630421

本文链接：https://my.lmcjl.com/post/9280.html

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