1 /* 2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.app; 18 19 import android.app.Activity; 20 import android.os.Bundle; 21 import android.widget.Button; 22 import android.widget.TextView; 23 import android.view.View; 24 import android.util.Log; 25 26 public class MainActivity extends Activity { 27 @Override onCreate(Bundle savedInstanceState)28 public void onCreate(Bundle savedInstanceState) { 29 super.onCreate(savedInstanceState); 30 setContentView(R.layout.main_layout); 31 Log.i("tag", Lib.message()); 32 33 final TextView textView = findViewById(R.id.text); 34 35 Button button = (Button) findViewById(R.id.button); 36 button.setOnClickListener(new View.OnClickListener() { 37 public void onClick(View v) { 38 textView.setText("Button clicked"); 39 } 40 }); 41 } 42 } 43