Android自定义控件及事件

public class TitleLayout extends LinearLayout {public TitleLayout(Context context, AttributeSet attrs) {  super(context, attrs);        LayoutInflater.from(context).inflate(R.layout.title, this);        Button titleBack = (Button) findViewById(R.id.title_back);        Button titleEdit = (Button) findViewById(R.id.title_edit);        titleBack.setOnClickListener(new OnClickListener() {        @Override        public void onClick(View v) {        ((Activity) getContext()).finish();        }});