package com.tarena.struts.tag.form;

import org.apache.struts.action.*;
import javax.servlet.http.*;
import java.util.*;

public class TagForm extends ActionForm
{
private int id;
private String userName;
private String password;
private int sex;
private String[] hobbies;
private String from;
private String introduction;
private Collection provinces;
private boolean checkbox1;
private boolean checkbox2;

public TagForm()
{
sex = 1;
provinces = new ArrayList();
provinces.add(new OptionBean("beijing", "100000"));
provinces.add(new OptionBean("hebei", "110000"));
provinces.add(new OptionBean("tianjin", "120000"));
}

public String getFrom()
{
return from;
}

public void setFrom(String from)
{
this.from = from;
}

public String[] getHobbies()
{
return hobbies;
}

public void setHobbies(String[] hobbies)
{
this.hobbies = hobbies;
}

public int getId()
{
return id;
}

public void setId(int id)
{
this.id = id;
}

public String getIntroduction()
{
return introduction;
}

public void setIntroduction(String introduction)
{
this.introduction = introduction;
}

public String getPassword()
{
return password;
}

public void setPassword(String password)
{
this.password = password;
}

public int getSex()
{
return sex;
}

public void setSex(int sex)
{
this.sex = sex;
}

public String getUserName()
{
return userName;
}

public void setUserName(String userName)
{
this.userName = userName;
}

public Collection getProvinces()
{
return provinces;
}

public void reset(ActionMapping mapping, javax.servlet.http.HttpServletRequest request)
{
//checkbox1 = false;
//hobbies = null;
}

public boolean isCheckbox1() {
return checkbox1;
}

public void setCheckbox1(boolean checkbox1) {
this.checkbox1 = checkbox1;
}

public boolean isCheckbox2() {
return checkbox2;
}

public void setCheckbox2(boolean checkbox2) {
this.checkbox2 = checkbox2;
}

public void setProvinces(Collection provinces) {
this.provinces = provinces;
}
}

<%@ page language="java" contentType="text/html;charset=utf-8"%>
<%@ taglib uri="/WEB-INF/resource/struts-logic.tld" prefix="logic"%>
<%@ taglib uri="/WEB-INF/resource/struts-bean.tld" prefix="bean"%>
<%@ taglib uri="/WEB-INF/resource/struts-html.tld" prefix="html"%>
<%@ taglib uri="/WEB-INF/resource/struts-tiles.tld" prefix="tiles"%>
<%@ taglib uri="/WEB-INF/resource/struts-nested.tld" prefix="nested"%>
<%@ taglib uri="/WEB-INF/resource/c.tld" prefix="c"%>
<%@ taglib uri="/WEB-INF/resource/app.tld" prefix="app"%>
<%@ taglib uri="/WEB-INF/resource/fmt.tld" prefix="fmt"%>

<!-- 需要在struts-config.xml中action的path為"/tag"的name屬性中指定一個form bean -->
<html:form action="/tag">
<html:hidden property="id" />
userName:<html:text property="userName" />
password:<html:password property="password" /><br>
<!--
在checkbox后面添加一個和checkbox的屬性同名并且value為“false”的隱藏輸入框，強迫Struts去重新設(shè)置checkbox的屬性值
一般情況下，在ActionForm中都使用布爾型變量來表示一個checkbox，這是因為它要么沒被選中，要么就是被選中。

multibox標(biāo)簽生成網(wǎng)頁上的復(fù)選框，其實它的功能和checkbox一樣。
所不同的是，在此復(fù)選框所在的ActionForm中使用一個數(shù)組來表示該復(fù)選框。
所以，一般情況下，推薦使用multibox。
private boolean checkbox1;
private String[] hobbies;
-->
checkbox1:<html:checkbox property="checkbox1" />
<input type="hidden" name="checkbox1" value="false">
checkbox2:<html:checkbox property="checkbox2" />
<input type="hidden" name="checkbox2" value="false"><br>

hobbies:swim<html:multibox property="hobbies" value="1" />
reading<html:multibox property="hobbies" value="2" />
walking<html:multibox property="hobbies" value="3" /><br>

<!-- 從form傳來的radio若已經(jīng)setter賦值了，則在頁面上value值與之相等的就會被勾選 -->
gender:male<html:radio property="sex" value="1" />
female<html:radio property="sex" value="2" /><br>

<!-- provinces在form bean中定義及賦值如下:
private Collection provinces;

provinces = new ArrayList();
provinces.add(new OptionBean("beijing", "100000"));
provinces.add(new OptionBean("hebei", "110000"));
provinces.add(new OptionBean("tianjin", "120000"));
-->
<html:select property="from">
<html:optionsCollection property="provinces"/>
</html:select>

<!--
size為1，則只同時顯示一個選項。
還有一個multiple屬性，當(dāng)其為true時，該選擇列表就允許多選。用戶可以通過鼠標(biāo)的拖動，或是按住Ctrl鍵進行多選。
當(dāng)multiple屬性為true時，在ActionForm中對應(yīng)的屬性應(yīng)是一個數(shù)組類型以便同時向其賦上用戶選中的多個值。
-->
<html:select property="from" size="3" multiple="true">
<html:option value="value1">Show Value1</html:option>
<html:option value="value2">Show Value2</html:option>
<html:option value="value3">Show Value3</html:option>
</html:select><br>

<html:textarea rows="5" cols="30" property="introduction"></html:textarea><br>
<input type="submit" value="register" >
<br><br>

</html:form>