@Override
public void showLoading() {
if (canCustomFooter()) {
if (mHeaderAdapter != null) {
mHeaderAdapter.setFooter(getLoading());
} else if (mListView != null) {
removeListViewFooters();
mListView.addFooterView(getLoading(), null, false);
}
}
}
@Override
public void showEnd() {
if (canCustomFooter()) {
if (mHeaderAdapter != null) {
if (mHeaderAdapter.getBasicItemCount() != 0) {
mHeaderAdapter.setFooter(getLoadEnd());
} else {
mHeaderAdapter.removeFooter();
}
} else if (mListView != null) {
removeListViewFooters();
int actualChildCount =
mListView.getCount()
- mListView.getHeaderViewsCount()
- mListView.getFooterViewsCount();
if (actualChildCount > 0) {
mListView.addFooterView(getLoadEnd(), null, false);
}
}
}
}
@Override
public boolean setAutoLoading(View target) {
if (target instanceof RecyclerView) {
mRecyclerView = (RecyclerView) target;
mRecyclerView.addOnScrollListener(
new RecyclerView.OnScrollListener() {
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
boolean canScrollDown = ViewCompat.canScrollVertically(recyclerView, 1);
if (canLoadMore() && !canScrollDown && dy > 0) {
startLoading();
}
}
});
return true;
} else if (getTarget() instanceof CommonListView) {
mListView = (CommonListView) target;
mListView.addOnScrollListener(
new AbsListView.OnScrollListener() {
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
// 当不滚动时
if (scrollState == AbsListView.OnScrollListener.SCROLL_STATE_IDLE) {
// 判断是否滚动到底部
if (view.getLastVisiblePosition() == view.getCount() - 1) {
if (!isLoadFail() && !isLoading() && isLoadEnable()) {
startLoading();
}
}
}
}
@Override
public void onScroll(
AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {}
});
return true;
}
return false;
}
private void removeListViewFooters() {
mListView.removeFooterView(getLoading());
mListView.removeFooterView(getLoadFail());
mListView.removeFooterView(getLoadEnd());
}