View.OnClickListener() a function or Interface

Question

Is View.OnClickListener() a function or interface? When we try to set a onclicklistener() method in android, we use new View.OnClickListener() and it bugs me there cuz as fa

Answer 1

Sample Code,

Internally it works something like this,

public class MyView{

public stinterface MyInterface{
        public void myOnClick(View view);
    }

}

 public class MyButton{
        View view;

        public void setOnClicker(MyInterface onClicker) {
            onClicker.myOnClick(view);
        }
    }


public class MyExample{

    public void method(){
        MyButton myButton = new MyButton();
        myButton.setOnClicker(new MyInterface() {
            @Override
            public void myOnClick(View view) {

            }
        });
    }
}