android Activity生命周期测试

package com.jinbei.appclient.view.history;

/**
 * @author DuoShou
 * @Created at 2018/3/23 11:30
 */

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.widget.Button;

public class Activity01 extends Activity{
    private static final String TAG = "demo";
    private Button button_B;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
//        setContentView(R.layout.activity01);
//        button_B = (Button)this.findViewById(R.id.Button_B);
//        button_B.setOnClickListener(new myButtonListener());
        Log.d(TAG, "The activity01 state---->onCreate");
    }
//    private class myButtonListener implements View.OnClickListener {
//        @Override
//        public void onClick(View v) {
//              TextView tx = (TextView) findViewById(R.id.tx1);
//              tx.setTextColor(Color.BLUE);
//        }
//    };
    protected void onStart(){
        super.onStart();
        Log.d(TAG, "The activity01 state---->onStart");
    }
    protected void onRestart(){
        super.onRestart();
        Log.d(TAG, "The activity01 state---->onReatart");
    }
    protected void onResume(){
        super.onResume();
        Log.d(TAG, "The activity01 state---->onResume");
    }
    protected void onPause(){
        super.onPause();
        Log.d(TAG, "The activity01 state---->onPause");
        //调用isFinishing方法，判断activity是否要销毁
        if(isFinishing()){
            Log.w(TAG, "The activity01 will be destroyed!");
        }else{
            Log.w(TAG, "The activity01 is just pausing!");
        }
    }
    protected void onStop(){
        super.onStop();
        Log.d(TAG, "The activity01 state---->onStop");
    }
    protected void onDestroy(){
        super.onDestroy();
        Log.d(TAG, "The activity01 state---->onDestroy");
    }
}

package com.jinbei.appclient.view.history;

/**
 * @author DuoShou
 * @Created at 2018/3/23 11:29
 */

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.widget.Button;

public class ActivityDemoActivity extends Activity {
    /** Called when the activity is first created. */
    private static final String TAG = "demo";
    private Button button_A;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
//        Log.i(TAG, "The activityDemo state---->onCreate");
//        setContentView(R.layout.main);
//        button_A = (Button)this.findViewById(R.id.Button_A);
//        button_A.setOnClickListener(new myButtonListener());

    }
//    private class myButtonListener implements OnClickListener{
//        @Override
//        public void onClick(View v) {
//            // TODO Auto-generated method stub
//            Intent intent = new Intent();
//            intent.setClass(ActivityDemoActivity.this, Activity01.class);
//            ActivityDemoActivity.this.startActivity(intent);
//            //感兴趣的朋友可以取消下面的代码注释，来测试finish方法的使用，会发现第一个activity会被强制终止
//            //ActivityDemoActivity.this.finish();
//        }
//    };
    protected void onStart(){
        super.onStart();
        Log.i(TAG, "The activityDemo state---->onStart");
    }
    protected void onRestart(){
        super.onRestart();
        Log.i(TAG, "The activityDemo state---->onReatart");
    }
    protected void onResume(){
        super.onResume();
        Log.i(TAG, "The activityDemo state---->onResume");
    }
    protected void onPause(){
        super.onPause();
        //调用isFinishing方法，判断activity是否要销毁
        Log.i(TAG, "The activityDemo state---->onPause");
        if(isFinishing()){
            Log.w(TAG, "The activityDemo will be destroyed!");
        }else{
            Log.w(TAG, "The activityDemo is just pausing!");
        }
    }
    protected void onStop(){
        super.onStop();
        Log.i(TAG, "The activityDemo state---->onStop");
    }
    protected void onDestroy(){
        super.onDestroy();
        Log.i(TAG, "The activityDemo state---->onDestroy");
    }
}