BaseRecyclerViewAdapter adapter = new BaseRecyclerViewAdapter() {
private static final int TYPE_FIR = 1;
private static final int TYPE_SEC = 2;
private static final int TYPE_THR = 3;
@Override
public int getLayoutId(int viewType) {
if (viewType == TYPE_FIR) {
return R.layout.test_activity_recyclerview_item;
} else if (viewType == TYPE_SEC){
return R.layout.test_activity_recyclerview_item_two;
} else {
return R.layout.test_activity_recyclerview_item_three;
}
}
@Override
public int getItemViewType(int position) {
if (position % 3 == 1) {
return TYPE_FIR;
} else if (position % 3 == 2) {
return TYPE_SEC;
} else {
return TYPE_THR;
}
}
@Override
public void onBindRecyclerViewHolder(BaseViewHolder holder, int position) {
if (getItemVIewType(position) == TYPE_FIR) {
// TODO 数据处理及绑定
} else if (getItemVIewType(position) == TYPE_SEC) {
// TODO 数据处理及绑定
} else {
// TODO 数据处理及绑定
}
}
};
interface Item {
@LayoutRes
int getLayoutResource();
int getItemViewType();
BaseViewHolder onCreateViewHolder(ViewGroup parent, int viewType);
void onBindViewHolder(BaseViewHolder holder, int position);
}
public abstract class BaseItem<T> implements Item {
public T mData;
public void setData(T t) {
this.mData = t;
}
@Override
public BaseViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
int resourceId = getLayoutResource();
View itemView = LayoutInflater.from(parent.getContext()).inflate(resourceId, parent, false);
return new BaseViewHolder(itemView);
}
}
public abstract class BaseItem<T> implements Item {
public T mData;
public void setData(T t) {
this.mData = t;
}
@Override
public int getItemViewType() {
return getLayoutResource();
}
@Override
public BaseViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
int resourceId = getLayoutResource();
View itemView = LayoutInflater.from(parent.getContext()).inflate(resourceId, parent, false);
return new BaseViewHolder(itemView);
}
}
public class BaseAdapter extends RecyclerView.Adapter<BaseViewHolder> {
private List<BaseItem> mData;
public BaseRecyclerViewAdapter(List<BaseItem> data) {
mData = new ArrayList<>();
if (data != null) {
mData.addAll(data);
}
}
@Override
public BaseViewHolder onCreateViewHolder(ViewGroup parent, final int viewType) {
for (BaseItem item : mData) {
if (viewType == item.getItemViewType()) {
return item.onCreateViewHolder(parent, viewType);;
}
}
}
@Override
public void onBindViewHolder(BaseViewHolder holder, int position) {
mData.get(dataPosition).onBindViewHolder(holder, position);
}
@Override
public int getItemCount() {
return mData.size();
}
@Override
public int getItemViewType(int position) {
return mData.get(position).getItemViewType();
}
}
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