MainPageActivity.java

/*
 * Copyright (c) 2012-2013 NetEase, Inc. and other contributors
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package com.netease.qa.emmagee.activity;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.util.List;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.RadioButton;
import android.widget.TextView;
import android.widget.Toast;

import com.netease.qa.emmagee.service.EmmageeService;
import com.netease.qa.emmagee.utils.ProcessInfo;
import com.netease.qa.emmagee.utils.Programe;
import com.netease.qa.emmagee.R;

public class MainPageActivity extends Activity {

	private final String LOG_TAG = "Emmagee-"
			+ MainPageActivity.class.getSimpleName();

	private final int TIMEOUT = 20000;
	
	private List<Programe> processList;
	private ProcessInfo processInfo;
	private Intent MonitorService;
	private ListView lstViProgramme;
	private Button btnTest;
	private boolean isTesting = true;
	private boolean isRadioChecked = false;
	private int pid, uid;
	private String processName, packageName, settingTempFile;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		Log.i(LOG_TAG, "MainActivity::onCreate");
		super.onCreate(savedInstanceState);
		requestWindowFeature(Window.FEATURE_NO_TITLE);
		getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
				WindowManager.LayoutParams.FLAG_FULLSCREEN);
		setContentView(R.layout.mainpage);
		createNewFile();
		processInfo = new ProcessInfo();
		lstViProgramme = (ListView) findViewById(R.id.processList);
		btnTest = (Button) findViewById(R.id.test);
		lstViProgramme.setAdapter(new ListAdapter());
		btnTest.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				MonitorService = new Intent();
				MonitorService.setClass(MainPageActivity.this,
						EmmageeService.class);
				if (isTesting) {
					if (isRadioChecked == true) {
						Intent intent = getPackageManager()
								.getLaunchIntentForPackage(packageName);
						Log.d(LOG_TAG, packageName);
						startActivity(intent);
						waitForAppStart(packageName);
						MonitorService.putExtra("processName", processName);
						MonitorService.putExtra("pid", pid);
						MonitorService.putExtra("uid", uid);
						MonitorService.putExtra("packageName", packageName);
						MonitorService.putExtra("settingTempFile",
								settingTempFile);
						startService(MonitorService);
						btnTest.setText("停止测试");
						isTesting = false;
					} else {
						Toast.makeText(MainPageActivity.this, "请选择需要测试的应用程序",
								Toast.LENGTH_LONG).show();
					}
				} else {
					btnTest.setText("开始测试");
					isTesting = true;
					Toast.makeText(MainPageActivity.this,
							"测试结果文件：" + EmmageeService.resultFilePath,
							Toast.LENGTH_LONG).show();
					stopService(MonitorService);
				}
			}
		});
	}

	/**
	 * create new file to reserve setting data
	 */
	private void createNewFile() {
		Log.i(LOG_TAG, "create new file to save setting data");
		settingTempFile = getBaseContext().getFilesDir().getPath()
				+ "\\Emmagee_Settings.txt";
		File settingFile = new File(settingTempFile);
		if (!settingFile.exists()) 
			try {
				settingFile.createNewFile();
				BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(
						new FileOutputStream(settingFile)));
				bw.write("5" + "\r\n" + "true");
				bw.close();
			} catch (IOException e) {
				Log.d(LOG_TAG, "create new file exception :" + e.getMessage());
			}
	}

	/**
	 * wait for test application started , timeout is 20s
	 * 
	 * @param packageName
	 *             package name of test application
	 */
	private void waitForAppStart(String packageName) {
		Log.d(LOG_TAG, "wait for app start");
		boolean isProcessStarted = false;
		long startTime = System.currentTimeMillis();
		while (System.currentTimeMillis() < startTime + TIMEOUT) {
			processList = processInfo.getRunningProcess(getBaseContext());
			for (Programe programe : processList) {
				if ((programe.getPackageName() != null)
						&& (programe.getPackageName().equals(packageName))) {
					pid = programe.getPid();
					Log.d(LOG_TAG, "pid:" + pid);
					uid = programe.getUid();
					if (pid != 0) {
						isProcessStarted = true;
						break;
					}
				}
			}
			if (isProcessStarted)
				break;
		}
	}

	/**
	 * override return key to show a dialog 
	 */
	public boolean onKeyDown(int keyCode, KeyEvent event) {
		if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {
			showDialog(0);
		}
		return super.onKeyDown(keyCode, event);
	}

	/**
	 * set menu options
	 */
	public boolean onCreateOptionsMenu(Menu menu) {
		menu.add(0, Menu.FIRST, 0, "退出").setIcon(
				android.R.drawable.ic_menu_delete);
		menu.add(0, Menu.FIRST, 1, "设置").setIcon(
				android.R.drawable.ic_menu_directions);
		return true;
	}

	public boolean onOptionsItemSelected(MenuItem item) {
		switch (item.getOrder()) {
		case 0:
			showDialog(0);
			break;
		case 1:
			Intent intent = new Intent();
			intent.setClass(MainPageActivity.this, SettingsActivity.class);
			intent.putExtra("settingTempFile", settingTempFile);
			startActivityForResult(intent, Activity.RESULT_FIRST_USER);
			break;
		default:
			break;
		}
		return false;
	}

	/**
	 * create a dialog
	 */
	protected Dialog onCreateDialog(int id) {
		switch (id) {
		case 0:
			return new AlertDialog.Builder(this)
					.setTitle("确定退出程序？")
					.setPositiveButton(
							"确定",
							new android.content.DialogInterface.OnClickListener() {
								@Override
								public void onClick(DialogInterface dialog,
										int which) {
									if (MonitorService != null) {
										Log.d(LOG_TAG, "stop service");
										stopService(MonitorService);
									}
									Log.d(LOG_TAG, "exit Emmagee");
									EmmageeService.closeOpenedStream();
									finish();
									System.exit(0);
								}
							}).setNegativeButton("取消", null).create();
		default:
			return null;
		}
	}

	/**
	 * customizing adapter
	 * 
	 */
	private class ListAdapter extends BaseAdapter {
		List<Programe> programe;
		int tempPosition = -1;

		class Viewholder {
			TextView txtAppName;
			ImageView imgViAppIcon;
			RadioButton rdoBtnApp;
		}

		public ListAdapter() {
			programe = processInfo.getRunningProcess(getBaseContext());
		}

		@Override
		public int getCount() {
			return programe.size();
		}

		@Override
		public Object getItem(int position) {
			return programe.get(position);
		}

		@Override
		public long getItemId(int position) {
			return position;
		}

		@Override
		public View getView(int position, View convertView, ViewGroup parent) {
			Viewholder holder = new Viewholder();
			final int i = position;
			convertView = MainPageActivity.this.getLayoutInflater().inflate(
					R.layout.list_item, null);
			holder.imgViAppIcon = (ImageView) convertView
					.findViewById(R.id.image);
			holder.txtAppName = (TextView) convertView.findViewById(R.id.text);
			holder.rdoBtnApp = (RadioButton) convertView.findViewById(R.id.rb);
			holder.rdoBtnApp.setId(position);
			holder.rdoBtnApp
					.setOnCheckedChangeListener(new OnCheckedChangeListener() {
						@Override
						public void onCheckedChanged(CompoundButton buttonView,
								boolean isChecked) {
							if (isChecked) {
								isRadioChecked = true;
								// Radio function
								if (tempPosition != -1) {
									RadioButton tempButton = (RadioButton) findViewById(tempPosition);
									if ((tempButton != null)
											&& (tempPosition != i)) {
										tempButton.setChecked(false);
									}
								}

								tempPosition = buttonView.getId();
								packageName = programe.get(tempPosition)
										.getPackageName();
								processName = programe.get(tempPosition)
										.getProcessName();
							}
						}
					});
			if (tempPosition == position) {
				if (!holder.rdoBtnApp.isChecked())
					holder.rdoBtnApp.setChecked(true);
			}
			Programe pr = (Programe) programe.get(position);
			holder.imgViAppIcon.setImageDrawable(pr.getIcon());
			holder.txtAppName.setText(pr.getProcessName());
			return convertView;
		}
	}

	@Override
	public void finish() {
		super.finish();
	}

	@Override
	protected void onDestroy() {
		super.onDestroy();
	}
}