分类：按钮监听

2020
09-24

android studio按钮监听的5种方法实例详解

1.匿名内部类publicclassMainActivityextendsAppCompatActivityimplementsView.OnClickListener{@OverrideprotectedvoidonCreate(BundlesavedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);Buttonbtn1=findViewById(R.id.btn1);//匿名内部类btn1.setOnClickListener(newOnClickListener(){@OverridepublicvoidonClick(Viewv){Toast.makeText(getApplicationCont... 继续阅读 >