有道词典

java的代码：

package com.example.youdaodictionary;

import android.app.Activity;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.Menu;
import android.view.View;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends Activity {
 private EditText etWord;
 private WebView wvResult;

 

 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);

  initViews();
  
 }

 private void initViews() {
  etWord = (EditText) findViewById(R.id.etWord);
  wvResult = (WebView) findViewById(R.id.wvSearchResult);
  wvResult.setWebViewClient(new WebViewClient() {
   @Override
   public boolean shouldOverrideUrlLoading(WebView view, String url) {
    view.loadUrl(url);
    return true;
   }
  });
 }
 
 
 
 

 @Override
 public boolean onCreateOptionsMenu(Menu menu) {
  getMenuInflater().inflate(R.menu.main, menu);
  return true;
 }

 public void searchWord(View view) {
  String word = etWord.getText().toString();
  if (TextUtils.isEmpty(word)) {
   Toast.makeText(this, "查询内容不能为空!", Toast.LENGTH_LONG).show();
  } else {

   final String strUrl = "http://dict.youdao.com/m/search?keyfrom=dict.mindex&vendor=&q="
     + word;
   
   
   
   
   wvResult.loadUrl(strUrl);
   
  }
 }
 
 
 
}

xml格式的代码：

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:background="@drawable/bj"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >

    <Button
        android:id="@+id/btnSearch"
        android:layout_toRightOf="@+id/etWord"
        android:layout_marginLeft="10dip"
        android:layout_width="fill_parent"
        android:layout_height="45dip"
        android:layout_weight="1"
        android:background="@drawable/an"
        android:onClick="searchWord" />

    <EditText
        android:id="@+id/etWord"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_weight="2"
        android:background="@android:drawable/edit_text"
        android:ems="10"
        android:singleLine="true"
        android:textColor="#552006"
        android:textColorHint="#782f10" />

    <WebView
        android:id="@+id/wvSearchResult"
        android:layout_width="fill_parent"
        android:layout_height="120dip"
        android:layout_alignParentBottom="true"
        android:layout_below="@id/etWord"
        android:layout_marginTop="10dip"
        android:layout_weight="1" />

</RelativeLayout>