[英]Android - Can we extends OnClickListener another Class?
public class A extends Activity {
public void onCreate(Bundle b){
~
Button b1 = (Button) findViewById(R.id.btn);
b1.setOnClickListener(new B());
~
}
}
public class B extends OnClickListener{
~ do something public void onClick() etc..
}
İs it possible or is there an any way to do this? 有可能或有任何方法可以做到这一点吗?
OnClickListener
is an interface, so depending on what you want to do with it you can either use: OnClickListener
是一个接口,所以根据你想要用它做什么,你可以使用:
public interface MyClickListener extends OnClickListener {}
public class MyClickClass implements OnClickListener {}
Looking at your example, I assume that you want the second option: 看看你的例子,我假设你想要第二个选项:
public class MyClickClass implements OnClickListener {
@Override
public void onClick(View v) {
Log.v("MyClickClass", "b1 clicked!");
}
}
Use it like this: b1.setOnClickListener(new MyClickClass());
像这样使用它:
b1.setOnClickListener(new MyClickClass());
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