3分钟
2.1.4 实施步骤
实施步骤
步骤1:新建一个Module,命名为Ex2_1_4,进入MainActivity.java,修改代码。
表2-1-12 Ex2_1_4 MainActivity.java 清单
package com.example.ex2_1_4;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Log.i("test","onCreate() is running....");
}
@Override
protected void onStart() {
super.onStart();
Log.i("test","onStart() is running....");
}
@Override
protected void onRestart() {
super.onRestart();
Log.i("test","onRestart() is running....");
}
@Override
protected void onResume() {
super.onResume();
Log.i("test","onResume() is running....");
}
@Override
protected void onPause() {
super.onPause();
Log.i("test","onPause() is running....");
}
@Override
protected void onStop() {
super.onStop();
Log.i("test","onStop() is running....");
}
@Override
protected void onDestroy() {
super.onDestroy();
Log.i("test","onDestroy() is running....");
}
}
步骤2:在图2-1-4-2中,选择【Edit Filter Configuration】。打开【Create New Logcat Filter】窗体,如图2-1-4-3,在Filter Name中填写Ex2_1_4,Log Tag中输入之前Log.i方法中的第一个参数值——“test”。
步骤3:运行后,在Logcat中观察
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