public void onScroll(AbsListView abslistview, int i, int j, int k) {
if (mPinnedHeaderAdapter != null) {
PinnedHeaderAdapter.PinnedHeaderStatus pinnedheaderstatus =
mPinnedHeaderAdapter.getPinnedHeaderStatus(mNavBottom);
if (pinnedheaderstatus != null) {
mPinnedHeaderOffset = pinnedheaderstatus.pinnedHeaderOffset;
mPinnedHeaderIsVisible = pinnedheaderstatus.pinnedHeaderIsVisible;
if (pinnedheaderstatus.shouldRequestNewView) {
mPinnedHeaderHeight = mPinnedHeaderAdapter.getPinnedHeaderHeight();
mPinnedHeaderView = mPinnedHeaderAdapter.getPinnedHeaderView(mPinnedHeaderView);
if (mPinnedHeaderView != null) {
ensureHeaderHasLayoutParams(mPinnedHeaderView);
measureHeader(mPinnedHeaderView);
mPinnedHeaderAdapter.layoutPinnedHeader(
mPinnedHeaderView,
0,
mPinnedHeaderOffset + mNavBottom,
getWidth(),
mNavBottom + mPinnedHeaderOffset + mPinnedHeaderHeight);
}
}
}
}
if (mOnScrollListener != null) {
mOnScrollListener.onScroll(abslistview, i, j, k);
}
}
/**
* Notifies the OnScrollListener of an onScroll event, since JazzyListView is the primary listener
* for onScroll events.
*/
private void notifyAdditionalOnScrollListener(
AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
if (mAdditionalOnScrollListener != null) {
mAdditionalOnScrollListener.onScroll(
view, firstVisibleItem, visibleItemCount, totalItemCount);
}
}
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
Log.d(TAG, "scrollState:" + scrollState);
if (null != mDelegateScrollListener) {
mDelegateScrollListener.onScrollStateChanged(view, scrollState);
}
}
@Override
public void onScroll(
AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
if (listener != null) {
listener.onScroll(view, firstVisibleItem, visibleItemCount, totalItemCount);
}
}
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
if (mOnScrollListener != null) {
mOnScrollListener.onScrollStateChanged(view, scrollState);
}
super.onScrollStateChanged(view, scrollState);
}
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
mCalculator.onScrollStateChanged(view, scrollState);
mCalculator.setScrollDistanceListener(this);
handleScrollStateChanged(scrollState, SCROLL_STATE_IDLE);
if (mOnScrollListener != null) {
mOnScrollListener.onScrollStateChanged(view, scrollState);
}
}
@Override
public void onScroll(
AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
mCalculator.onScroll(view, firstVisibleItem, visibleItemCount, totalItemCount);
final int scrollState = getScrollState();
handleScroll(mDy, scrollState, mOldState, SCROLL_STATE_IDLE);
if (mOnScrollListener != null) {
mOnScrollListener.onScroll(view, firstVisibleItem, visibleItemCount, totalItemCount);
}
}
public final void onScrollStateChanged(final AbsListView view, final int state) {
/** Check that the scrolling has stopped, and that the last item is visible. */
if (state == AbsListView.OnScrollListener.SCROLL_STATE_IDLE
&& null != mOnLastItemVisibleListener
&& mLastItemVisible) {
mOnLastItemVisibleListener.onLastItemVisible();
}
if (null != mOnScrollListener) {
mOnScrollListener.onScrollStateChanged(view, state);
}
}
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
// 设置是否滚动的状态
if (scrollState == AbsListView.OnScrollListener.SCROLL_STATE_IDLE) {
isScrolling = false;
this.notifyDataSetChanged();
} else {
isScrolling = true;
}
if (listener != null) {
listener.onScrollStateChanged(view, scrollState);
}
}
@Override
public void onScroll(
AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
if (null != mDelegateScrollListener) {
mDelegateScrollListener.onScroll(
view, firstVisibleItem, visibleItemCount, totalItemCount);
}
int maxStickTop = getPaddingTop();
int size = mHeaderViews.size();
int lastVisibleItem = firstVisibleItem + visibleItemCount - 1;
for (int i = 0; i < size; i++) {
View v = mHeaderViews.get(i);
if (!mStickHeaderMap.containsKey(v)) {
continue;
}
StickView stickView = mStickHeaderMap.get(v);
if (i <= firstVisibleItem) {
// top the view
if (v.getTop() != maxStickTop) {
stickView.top = maxStickTop;
v.layout(v.getLeft(), maxStickTop, v.getRight(), maxStickTop + v.getHeight());
Log.d(TAG, "layout stick header " + stickView.position + "to " + maxStickTop);
}
maxStickTop += v.getHeight();
} else if (i > firstVisibleItem && i <= lastVisibleItem) {
int alignTop =
Math.max(stickView.placeHolderView.getTop() + getPaddingTop(), maxStickTop);
if (v.getTop() != alignTop) {
stickView.top = alignTop;
v.layout(v.getLeft(), alignTop, v.getRight(), alignTop + v.getHeight());
Log.d(TAG, "layout stick header " + stickView.position + "to " + alignTop);
}
maxStickTop = alignTop + v.getHeight();
} else {
if (v.getTop() != getHeight() - getPaddingBottom()) {
stickView.top = getHeight() - getPaddingBottom();
v.layout(v.getLeft(), stickView.top, v.getRight(), stickView.top + v.getHeight());
Log.d(
TAG,
"layout stick header " + stickView.position + "to " + stickView.toString());
}
}
}
}
public final void onScroll(
final AbsListView view,
final int firstVisibleItem,
final int visibleItemCount,
final int totalItemCount) {
if (DEBUG) {
Log.d(
LOG_TAG,
"First Visible: "
+ firstVisibleItem
+ ". Visible Count: "
+ visibleItemCount
+ ". Total Items:"
+ totalItemCount);
}
/**
* Set whether the Last Item is Visible. lastVisibleItemIndex is a zero-based index, so we minus
* one totalItemCount to check
*/
if (null != mOnLastItemVisibleListener) {
mLastItemVisible =
(totalItemCount > 0) && (firstVisibleItem + visibleItemCount >= totalItemCount - 1);
}
// If we're showing the indicator, check positions...
if (getShowIndicatorInternal()) {
updateIndicatorViewsVisibility();
}
// Finally call OnScrollListener if we have one
if (null != mOnScrollListener) {
mOnScrollListener.onScroll(view, firstVisibleItem, visibleItemCount, totalItemCount);
}
}
public void onScrollStateChanged(AbsListView abslistview, int i) {
if (mOnScrollListener != null) {
mOnScrollListener.onScrollStateChanged(abslistview, i);
}
}
/**
* Notifies the OnScrollListener of an onScrollStateChanged event, since JazzyListView is the
* primary listener for onScrollStateChanged events.
*/
private void notifyAdditionalOnScrollStateChangedListener(AbsListView view, int scrollState) {
if (mAdditionalOnScrollListener != null) {
mAdditionalOnScrollListener.onScrollStateChanged(view, scrollState);
}
}