AboutActivity.java

package com.wise.wawc;

import org.json.JSONArray;
import org.json.JSONObject;
import com.wise.pubclas.Constant;
import com.wise.pubclas.GetSystem;
import com.wise.pubclas.NetThread;
import com.wise.pubclas.UpdateManager;

import android.app.Activity;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.Toast;

public class AboutActivity extends Activity {
    private static final String TAG = "AboutActivity";
    private static final int get_version = 1;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_about);
        Button bt_new_version = (Button) findViewById(R.id.bt_new_version);
        bt_new_version.setOnClickListener(onClickListener);
        Button bt_url = (Button) findViewById(R.id.bt_url);
        bt_url.setOnClickListener(onClickListener);
        ImageView iv_back = (ImageView) findViewById(R.id.iv_back);
        iv_back.setOnClickListener(onClickListener);
    }

    OnClickListener onClickListener = new OnClickListener() {
        @Override
        public void onClick(View v) {
            switch (v.getId()) {
            case R.id.iv_back:
                finish();
                break;
            case R.id.bt_new_version:
                String url = Constant.BaseUrl + "upgrade/android/wiwc";
                new Thread(new NetThread.GetDataThread(handler, url,
                        get_version)).start();
                break;
            case R.id.bt_url:
                Intent it = new Intent(Intent.ACTION_VIEW,
                        Uri.parse("http://www.woiwoche.com/"));
                it.setClassName("com.android.browser",
                        "com.android.browser.BrowserActivity");
                startActivity(it);
                break;
            }
        }
    };
    Handler handler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            switch (msg.what) {
            case get_version:
                jsonVersion(msg.obj.toString());
                Log.d(TAG, msg.obj.toString());
                break;
            }
        }
    };

    private void jsonVersion(String result) {
        try {
            double Version = Double.valueOf(GetSystem.GetVersion(
                    AboutActivity.this, "com.wise.wawc"));
            String VersonUrl = new JSONObject(result).getString("app_path");
            String logs = new JSONObject(result).getString("logs");
            double logVersion = Double.valueOf(new JSONObject(result)
                    .getString("version"));
            Log.d(TAG, "logVersion = " + logVersion);
            Log.d(TAG, "Version = " + Version);
            if (logVersion > Version) {
                UpdateManager mUpdateManager = new UpdateManager(
                        AboutActivity.this, VersonUrl, logs, Version);
                mUpdateManager.checkUpdateInfo();
            } else {
                Toast.makeText(AboutActivity.this, "已是最新版本", Toast.LENGTH_SHORT)
                        .show();
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}