1、定义接口content的方法,如ok,cancle;
2、在View的处理类myview中实现content的方法。
3、通过contently.getChildAt(i)的方法获得View v;
4、可以使用 content ct = (content)v;
5、使用ct.ok()和ct.cancel();
代码如下:
ll = (LinearLayout) findViewById(R.id.contently);
btncancle = (Button) findViewById(R.id.buttoncancel);
btnok = (Button) findViewById(R.id.buttonok);
View view = (View) ll.getChildAt(0);
Toast.makeText(getApplicationContext(),String.valueOf(view.getId()) , Toast.LENGTH_LONG).show();
final myview mv=(myview)view;//这里也无法运行
//content ct=(content)view;也不行
// Toast.makeText(getApplicationContext(),ct.getClass().toString() , Toast.LENGTH_LONG).show();
btncancel.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
// ct.cancel();
mv.cancel();
}
});
btnok.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
// ct.ok();
mv.ok();
}
});
}
public class myview extends View implements content{
public myview(Context context) {
super(context);
// TODO Auto-generated constructor stub
}
public myview(Context context,AttributeSet attr){
super(context,attr);
}
@Override
public void cancle() {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(),"cancel" , Toast.LENGTH_LONG).show();
}
@Override
public void ok() {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(),"ok", Toast.LENGTH_LONG).show();
}
}
public interface content {
public void ok();
public void cancel();
}