@Override
public void onScrollStateChanged(AbsListView absListView, int scrollState) {
if ((scrollState == SCROLL_STATE_IDLE || scrollState == SCROLL_STATE_FLING)
&& mRefreshLayout != null
&& mRefreshLayout.shouldHandleAbsListViewLoadingMore(absListView)) {
mRefreshLayout.beginLoadingMore();
}
}
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
if ((newState == RecyclerView.SCROLL_STATE_IDLE
|| newState == RecyclerView.SCROLL_STATE_SETTLING)
&& mRefreshLayout != null
&& mRefreshLayout.shouldHandleRecyclerViewLoadingMore(recyclerView)) {
mRefreshLayout.beginLoadingMore();
}
}
/**
* 处理手指抬起事件
*
* @return true表示自己消耗掉该事件，false表示不消耗该事件
*/
private boolean handleActionUpOrCancel(MotionEvent event) {
boolean isReturnTrue = false;
// 如果当前头部刷新控件没有完全隐藏，则需要返回true，自己消耗ACTION_UP事件
if ((mCustomHeaderView == null || (mCustomHeaderView != null && !mIsCustomHeaderViewScrollable))
&& mWholeHeaderView.getPaddingTop() != mMinWholeHeaderViewPaddingTop) {
isReturnTrue = true;
}
if (mCurrentRefreshStatus == RefreshStatus.PULL_DOWN
|| mCurrentRefreshStatus == RefreshStatus.IDLE) {
// 处于下拉刷新状态，松手时隐藏下拉刷新控件
if (mCustomHeaderView == null
|| (mCustomHeaderView != null
&& mWholeHeaderView.getPaddingTop() < 0
&& mWholeHeaderView.getPaddingTop() > mMinWholeHeaderViewPaddingTop)) {
hiddenRefreshHeaderView();
}
mCurrentRefreshStatus = RefreshStatus.IDLE;
handleRefreshStatusChanged();
} else if (mCurrentRefreshStatus == RefreshStatus.RELEASE_REFRESH) {
// 处于松开进入刷新状态，松手时完全显示下拉刷新控件，进入正在刷新状态
beginRefreshing();
}
if (mRefreshDownY == -1) {
mRefreshDownY = (int) event.getY();
}
int diffY = (int) event.getY() - mRefreshDownY;
if (shouldHandleLoadingMore() && diffY <= 0) {
// 处理上拉加载更多，需要返回true，自己消耗ACTION_UP事件
isReturnTrue = true;
beginLoadingMore();
}
mWholeHeaderDownY = -1;
mRefreshDownY = -1;
return isReturnTrue;
}
