use of xyz.zpayh.adapter.IExpandable in project SherlockAdapter by EvilBT.
the class ExpandableActivity method initView.
private void initView() {
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
mRecyclerView = (RecyclerView) findViewById(R.id.list);
mGridLayoutManager = new GridLayoutManager(this, 2);
mStaggeredGridLayoutManager = new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL);
mRecyclerView.setLayoutManager(mStaggeredGridLayoutManager);
mAdapter = new MyExpandableAdapter();
// mAdapter.setAlwaysShowFoot(true);
// mAdapter.setAlwaysShowHead(true);
mAdapter.addHeadLayout(R.layout.item_head);
mAdapter.addFootLayout(R.layout.item_foot2);
// 设置DiffUtil效果
mAdapter.setCallback(new DiffUtilCallback<IMultiItem>() {
@Override
public boolean areItemsTheSame(IMultiItem oldItem, IMultiItem newItem) {
if (oldItem instanceof ImageLabel && newItem instanceof ImageLabel) {
return TextUtils.equals(((ImageLabel) oldItem).getData(), ((ImageLabel) newItem).getData());
}
if (oldItem instanceof Card && newItem instanceof Card) {
return ((Card) oldItem).getData().mImageResId == ((Card) newItem).getData().mImageResId;
}
return false;
}
@Override
public boolean areContentsTheSame(IMultiItem oldItem, IMultiItem newItem) {
if (oldItem instanceof ImageLabel && newItem instanceof ImageLabel) {
return true;
}
if (oldItem instanceof Card && newItem instanceof Card) {
return TextUtils.equals(((Card) oldItem).getData().mImageTitle, ((Card) newItem).getData().mImageTitle);
}
return false;
}
});
mRecyclerView.setAdapter(mAdapter);
// 屏障默认的Change动画
((SimpleItemAnimator) mRecyclerView.getItemAnimator()).setSupportsChangeAnimations(false);
// 点击展开/折叠事件
mAdapter.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(@NonNull View view, int adapterPosition) {
if (view.getId() == R.id.label_root) {
IMultiItem item = mAdapter.getData(adapterPosition);
if (item instanceof IExpandable) {
IExpandable expandable = (IExpandable) item;
if (expandable.isExpandable()) {
// 修复issue#2
// 这个支持包的bug: https://issuetracker.google.com/issues/37034096
mStaggeredGridLayoutManager.invalidateSpanAssignments();
mAdapter.collapseAll(adapterPosition);
} else {
mAdapter.expandAll(adapterPosition);
}
}
}
}
});
mAdapter.setOnItemLongClickListener(new OnItemLongClickListener() {
@Override
public boolean onItemLongClick(@NonNull View view, int adapterPosition) {
mAdapter.removeData(adapterPosition);
return true;
}
});
final SwipeRefreshLayout refresh = (SwipeRefreshLayout) findViewById(R.id.refresh);
refresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
refreshData();
refresh.setRefreshing(false);
}
});
findViewById(R.id.fab).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
refreshData();
}
});
initData();
}
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