ScrollView滑动监听

public class MyScrollView extends ScrollView {

private ScrollChangeListener scrollChangeListener;

public void setScrollChangeListener(ScrollChangeListener listener) {
scrollChangeListener = listener;
}

public MyScrollView(Context context, AttributeSet attrs) {
super(context, attrs);
}

@Override
protected void onScrollChanged(int l, int t, int oldl, int oldt) {
super.onScrollChanged(l, t, oldl, oldt);
scrollChangeListener.onScrollChange(l, t, oldl, oldt);
}

public interface ScrollChangeListener {
void onScrollChange(int l, int t, int oldl, int oldt);
}
}