1.监听ScrollView滑动停止:
- /********************监听ScrollView滑动停止*****************************/
- scrollView.setOnTouchListener(new OnTouchListener() {
- private int lastY = 0;
- private int touchEventId = -9983761;
- Handler handler = new Handler() {
- @Override
- public void handleMessage(Message msg) {
- super.handleMessage(msg);
- View scroller = (View) msg.obj;
- if (msg.what == touchEventId) {
- if (lastY == scroller.getScrollY()) {
- handleStop(scroller);
- } else {
- handler.sendMessageDelayed(handler.obtainMessage(touchEventId, scroller), 5);
- lastY = scroller.getScrollY();
- }
- }
- }
- };
- public boolean onTouch(View v, MotionEvent event) {
- if (event.getAction() == MotionEvent.ACTION_UP) {
- handler.sendMessageDelayed(handler.obtainMessage(touchEventId, v), 5);
- }
- return false;
- }
- private void handleStop(Object view) {
- ScrollView scroller = (ScrollView) view;
- scrollY = scroller.getScrollY();
- }
- });
- /***********************************************************/
2.监听ScrollView滑动到底部:
-
- package com.example.webviewdemo;
- import android.content.Context;
- import android.util.AttributeSet;
- import android.widget.ScrollView;
- public class ScrollBottomScrollView extends ScrollView {
- private ScrollBottomListener scrollBottomListener;
- public ScrollBottomScrollView(Context context) {
- super(context);
- }
- public ScrollBottomScrollView(Context context, AttributeSet attrs) {
- super(context, attrs);
- }
- public ScrollBottomScrollView(Context context, AttributeSet attrs,int defStyle) {
- super(context, attrs, defStyle);
- }
- @Override
- protected void onScrollChanged(int l, int t, int oldl, int oldt){
- if(t + getHeight() >= computeVerticalScrollRange()){
- //ScrollView滑动到底部了
- scrollBottomListener.scrollBottom();
- }
- }
- public void setScrollBottomListener(ScrollBottomListener scrollBottomListener){
- this.scrollBottomListener = scrollBottomListener;
- }
- public interface ScrollBottomListener{
- public void scrollBottom();
- }
- }