定义一个android基类退出app
Activity基类:
package com.mayi.close_activity_by_broadcast.base;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.util.Log;
public class BaseActivity extends Activity {
	protected static final String TAG = "BaseActivity";
	BroadcastReceiver mybroad=new BroadcastReceiver() {
		
		@Override
		public void onReceive(Context context, Intent intent) {
			// TODO Auto-generated method stub
			Log.i(TAG, "退出APP");
			finish();
		}
	};
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		// TODO Auto-generated method stub
		super.onCreate(savedInstanceState);
		IntentFilter filter=new IntentFilter();
		filter.addAction("Exit APP");
		this.registerReceiver(mybroad, filter);
	}
	@Override
	protected void onDestroy() {
		// TODO Auto-generated method stub
		super.onDestroy();
		this.unregisterReceiver(mybroad);
	}
}
package com.mayi.close_activity_by_broadcast;
import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import com.mayi.close_activity_by_broadcast.base.BaseActivity;
public class MainActivity extends BaseActivity implements OnClickListener {
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		findViewById(R.id.exitapp).setOnClickListener(this);
		findViewById(R.id.otherActivity).setOnClickListener(this);
	}
	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}
	@Override
	public void onClick(View v) {
		// TODO Auto-generated method stub
		switch (v.getId()) {
		case R.id.exitapp:
			Intent exit=new Intent();
			exit.setAction("Exit APP");
			sendBroadcast(exit);
			break;
		case R.id.otherActivity:
			Intent intent=new Intent(getApplicationContext(), Other.class);
			startActivity(intent);
		default:
			break;
		}
	}
}
Activity基类广播退出APP,布布扣,bubuko.com
原文:http://blog.csdn.net/caiwenfeng_for_23/article/details/22475079