java调用html进行android布局，javaandroid,html代码<html>
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java调用html进行android布局，javaandroid,html代码
html代码
<html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <script type="text/javascript"> function show(josndata){ var jsonobjs = eval(jsondata); var table = document.getElementById("personTable"); for(var y=0; y<jsonobjs.length; y++){ var tr = table.insertRow(table.rows.length); //添加一行 //添加三列 var td1 = tr.insertCell(0); var td2 = tr.insertCell(1); td2.align = "center"; var td3 = tr.insertCell(2); td3.align = "center"; //设置列内容和属性 td1.innerHTML = jsonobjs[y].id; td2.innerHTML = jsonobjs[y].name; td3.innerHTML = "<a href='javascript:itcast.call(\""+ jsonobjs[y].mobile+ "\")'>"+jsonobjs[y].mobile+"</a>"; } } </script> </head> <!-- js代码通过webView调用其插件中的java --> <body onload="javascript:itcast.getContacts();"> <table border="0" width="100%" id="personTable" cellpadding="0"> <tr bgcolor="#E6F3FF"> <td width="20%">编号</td> <td width="40%" align="center">姓名</td> <td align="center">电话</td> </tr> </table> <a href="javascript:window.location.reload()">刷新</a> </body></html>静态赋值
package org.itcast.service;import java.util.ArrayList;import java.util.List;import org.itcast.domain.Contact;public class ContactService { public List<Contact> getContacts() throws Exception{ List<Contact> contacts = new ArrayList<Contact>(); contacts.add(new Contact(1,"xx","1254154741")); contacts.add(new Contact(2,"qq","548745141")); contacts.add(new Contact(21,"ss","13545874514")); return contacts; }}实体类
package org.itcast.domain;public class Contact { private Integer id; private String name; private String moblie; public Contact() { super(); } public Contact(Integer id, String name, String moblie) { super(); this.id = id; this.name = name; this.moblie = moblie; } public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getMoblie() { return moblie; } public void setMoblie(String moblie) { this.moblie = moblie; }}[Java]代码
package org.itcast.ui;import java.util.List;import org.itcast.domain.Contact;import org.itcast.service.ContactService;import org.json.JSONArray;import org.json.JSONObject;import android.app.Activity;import android.content.Intent;import android.net.Uri;import android.os.Bundle;import android.util.Log;import android.webkit.WebView;public class HtmlUIActivity extends Activity { private WebView webView; private ContactService service; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); service = new ContactService(); webView =(WebView)this.findViewById(R.id.webView); webView.getSettings().setJavaScriptEnabled(true);//打开js功能,使浏览器能使用脚本功能 webView.addJavascriptInterface(new ContactPlugin(), "itcast");//为浏览器安装js插件,其中interfaceName表示是一个类名，调用js时都是interfaceName.xx(); webView.loadUrl("file:///android_asset/index.html"); } private class ContactPlugin{ public void getContacts() throws Exception{ List<Contact> contacts = service.getContacts();//得到联系人数据 JSONArray array = new JSONArray(); for (Contact contact :contacts) { JSONObject item = new JSONObject(); item.put("id", contact.getId()); item.put("moblie", contact.getMoblie()); item.put("name", contact.getName()); array.put(item); } String json = array.toString();//转成json字符串 Log.i("HtmlUIActivity",json); webView.loadUrl("javascript:itcast.show('"+json+"')"); } public void call(String moblie){ Intent intent =new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+moblie)); startActivity(intent); } }}
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