Android筆記（五十三） 利用有道OPENAPI做簡單的翻譯demo

標籤：

　　先去 http://fanyi.youdao.com/openapi?path=data-mode 申請開發人員key

　　有道api會自動將申請的單詞翻譯並返回為xml或者json格式，我們所需要做的就是將返回的格式顯示到螢幕上即可

MainActivity.java

package cn.lixyz.youdaodictionary;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.net.MalformedURLException;import java.net.URL;import java.net.URLConnection;import org.json.JSONArray;import org.json.JSONException;import org.json.JSONObject;import android.app.Activity;import android.os.Bundle;import android.os.Handler;import android.os.Message;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.EditText;import android.widget.TextView;public class MainActivity extends Activity {    private EditText word;    private Button submit;    private TextView translation;    private String str = "http://fanyi.youdao.com/openapi.do?keyfrom=AndroidHttpTest&key=507293865&type=data&doctype=json&version=1.1&q=";    String requestStr;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        initView();        submit.setOnClickListener(new OnClickListener() {            @Override            public void onClick(View v) {                String tmpWord = word.getText().toString().trim();                requestStr = str + tmpWord;                new Thread(new Runnable() {                    @Override                    public void run() {                        URL url;                        try {                            url = new URL(requestStr);                            URLConnection connection = url.openConnection();                            InputStream is = connection.getInputStream();                            InputStreamReader isr = new InputStreamReader(is, "UTF-8");                            BufferedReader br = new BufferedReader(isr);                            String tmpLine = "";                            String line = null;                            while ((line = br.readLine()) != null) {                                tmpLine = tmpLine + line;                            }                            Message msg = new Message();                            msg.obj = tmpLine;                            handler.sendMessage(msg);                        } catch (MalformedURLException e) {                            // TODO Auto-generated catch block                            e.printStackTrace();                        } catch (IOException e) {                            // TODO Auto-generated catch block                            e.printStackTrace();                        }                    }                }).start();            }        });    }    private void initView() {        word = (EditText) findViewById(R.id.word);        submit = (Button) findViewById(R.id.submit);        translation = (TextView) findViewById(R.id.translation);    }    Handler handler = new Handler() {        public void handleMessage(android.os.Message msg) {            // translation.setText(msg.obj.toString());            try {                JSONObject object = new JSONObject(msg.obj.toString());                JSONObject jsonobject = object.getJSONObject("basic");                String usPhonetic = jsonobject.getString("us-phonetic");                String phonetic = jsonobject.getString("phonetic");                String ukPhonetic = jsonobject.getString("uk-phonetic");                JSONArray array = jsonobject.getJSONArray("explains");                String showText = "";                for (int i = 0; i < array.length(); i++) {                    String obj = array.getString(i);                    showText = showText + obj + "\n";                }                showText = "美音:\t" + usPhonetic + "\n" + "英音:\t" + ukPhonetic + "\n" + "\n\n" + showText;                translation.setText(showText);            } catch (JSONException e) {                // TODO Auto-generated catch block                e.printStackTrace();            }        };    };}

activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    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="cn.lixyz.youdaodictionary.MainActivity" >    <EditText        android:id="@+id/word"        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:layout_margin="10dp" />    <Button        android:id="@+id/submit"        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:layout_margin="10dp"        android:text="翻譯" />    <TextView        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:layout_margin="10dp"        android:text="翻譯為：" />    <TextView        android:id="@+id/translation"        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:layout_margin="10dp" /></LinearLayout>

　　因為要請求網路連接，所以需要加上INTENET許可權

<uses-permission android:name="android.permission.INTERNET"/>

 

Android筆記（五十三） 利用有道OPENAPI做簡單的翻譯demo