android WebView onJsAler onJsC…

package com.html;

import com.sqlite.Dao.NcpRegisterDAO;

import android.app.Activity;

import android.app.AlertDialog;

import android.app.AlertDialog.Builder;

import android.content.DialogInterface;

import android.content.Intent;

import android.os.Bundle;

import android.os.Handler;

import android.webkit.JsResult;

import android.webkit.WebChromeClient;

import android.webkit.WebView;

import android.widget.Toast;

public class Register_protocolActivity extends Activity {

    privateHandler mHandler = new Handler();

    privateWebView mWebView;

    privateNcpRegisterDAO dao = null;

    public voidonCreate(Bundle savedInstanceState) {

       super.onCreate(savedInstanceState);

       //踩上一脚，记录有了就知道复位的时候要去哪里

       dao = new NcpRegisterDAO(Register_protocolActivity.this);

       String name = "MainActivity";

       dao.add_Stepped(name);

       //隐藏标题栏

       //requestWindowFeature(Window.FEATURE_NO_TITLE);

       //隐藏状态栏

       //getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);

       //该ACTIVITY不需要layout设置，所以直接指向MainActivity的main

       setContentView(R.layout.protocol);

       //将WebView实例化

       mWebView = (WebView) this.findViewById(R.id.webView);

       //WebView打开权限

       mWebView.getSettings().setJavaScriptCanOpenWindowsAutomatically(true);

       mWebView.getSettings().setJavaScriptEnabled(true);

       //WebView，SWF文件运行权限

       mWebView.getSettings().setPluginsEnabled(true);

       mWebView.addJavascriptInterface(new Action(), "ncp"); 

      mWebView.loadUrl("file:///android_asset/protocol.html");

        // 创建WebViewChromeClient

            WebChromeClient wvcc = new WebChromeClient() {          

        // 处理Alert事件