diff --git a/src/main/java/com/zlf/zlfviewutils/MyBaseRecyclerAdapter.java b/src/main/java/com/zlf/zlfviewutils/MyBaseRecyclerAdapter.java deleted file mode 100644 index a50382a..0000000 --- a/src/main/java/com/zlf/zlfviewutils/MyBaseRecyclerAdapter.java +++ /dev/null @@ -1,735 +0,0 @@ -package com.zlf.zlfviewutils;/** - * Created by Administrator on 2017/6/17 0017. - */ - -import android.content.Context; -import android.support.annotation.IdRes; -import android.support.annotation.LayoutRes; -import android.support.annotation.Nullable; -import android.support.v7.util.DiffUtil; -import android.support.v7.widget.GridLayoutManager; -import android.support.v7.widget.RecyclerView; -import android.support.v7.widget.StaggeredGridLayoutManager; -import android.util.SparseArray; -import android.view.LayoutInflater; -import android.view.View; -import android.view.ViewGroup; - -import java.util.ArrayList; -import java.util.HashMap; -import java.util.List; - -/** - * 作者：zhaolifeng - * 时间：2017/06/17 10:56 - * 描述： - */ -public abstract class MyBaseRecyclerAdapter extends RecyclerView.Adapter { - protected Context mContext; - protected int layoutId; - protected List data; - protected LayoutInflater inflater; - protected HashMap layoutIds; - private final static int EMPTY_TYPE = 40000; //数据为空时返回这个集合 - private EmptyView mEmptyView = new EmptyView(); - private EmptyShowWhat mEmptyShowWhat = EmptyShowWhat.SHOW_ALL; //默认头尾布局全部显示 - private int headerType = 20000; - private int footerType = 30000; - private HeaderAndFooterList mHeaderViews; - private HeaderAndFooterList mFooterViews; - private int headerCount; //承接变量， - private int footerCount; //承接变量 - private onItemClickListener onItemClickListener; - private onItemLongClickListener onItemLongClickListener; - protected OnItemViewClickListener onItemViewClickListener; - - public interface onItemClickListener { - void onItemClick(int position); - } - - public interface onItemLongClickListener { - boolean onItemLongClick(int position); - } - - public interface OnItemViewClickListener { - void onItemViewClick(View view, int position); - } - - public void setOnItemLongClickListener(MyBaseRecyclerAdapter.onItemLongClickListener onItemLongClickListener) { - this.onItemLongClickListener = onItemLongClickListener; - } - - public void setOnItemClickListener(MyBaseRecyclerAdapter.onItemClickListener onItemClickListener) { - this.onItemClickListener = onItemClickListener; - } - - public void setOnItemViewClickListener(OnItemViewClickListener onItemViewClickListener) { - this.onItemViewClickListener = onItemViewClickListener; - } - - /** - * 设置没数据时的emptyView - * - * @param emptyView 没有数据时显示的控件 - * @param showWhat 没有数据时是否显示头尾布局 - */ - public void setEmptyView(View emptyView, EmptyShowWhat showWhat) { - mEmptyView.setEmpty(emptyView); - mEmptyView.setShowWhat(showWhat); - } - - /** - * 设置是否显示头尾布局，注意这个showWhat对emptyView显示时的showWhat互相独立，仅仅设置的是有数据时头尾布局的显示方式 - * 如果要设置emptyView的头尾布局显示方式，请调用setEmptyView方法 - * - * @param mEmptyShowWhat - */ - public void setShowWhat(EmptyShowWhat mEmptyShowWhat) { - this.mEmptyShowWhat = mEmptyShowWhat; - changeFooterAndHeaderShow(mEmptyShowWhat); - notifyDataSetChanged(); - } - - private void changeFooterAndHeaderShow(EmptyShowWhat mEmptyShowWhat) { - switch (mEmptyShowWhat) { - case SHOW_ALL: - setHeardViewsShowWhat(true); - setFooterViewsShowWhat(true); - break; - case SHOW_HEADER: - setHeardViewsShowWhat(true); - setFooterViewsShowWhat(false); - break; - case SHOW_FOOTER: - setHeardViewsShowWhat(false); - setFooterViewsShowWhat(true); - break; - case SHOW_NONE: - setHeardViewsShowWhat(false); - setFooterViewsShowWhat(false); - break; - } - } - - - private void setHeardViewsShowWhat(boolean isShow) { - if (mHeaderViews != null) { - mHeaderViews.setShow(isShow); - } - } - - private void setFooterViewsShowWhat(boolean isShow) { - if (mFooterViews != null) { - mFooterViews.setShow(isShow); - } - } - - /** - * 清除emptyView - */ - public void clearEmptyView() { - this.mEmptyView.setEmpty(null); - this.mEmptyView.setShowWhat(null); - } - - - public MyBaseRecyclerAdapter(Context context, @LayoutRes int layoutId, List data) { - this.mContext = context; - this.layoutId = layoutId; - this.data = data; - inflater = LayoutInflater.from(context); - } - - - /** - * @param context - * @param layoutIds 一个hashMap key值是itemtype的值，value值是layoutID - * @param data - */ - public MyBaseRecyclerAdapter(Context context, HashMap layoutIds, List data) { - this.mContext = context; - this.layoutIds = layoutIds; - this.data = data; - inflater = LayoutInflater.from(context); - } - - public InnerBaseViewHolder addHeaderView(View headerView) { - return addHeaderView(headerView, -1); - } - - /** - * 在置顶位置插入一个headerView - * - * @param headerView - * @param index 这个index不能超过插入前headerViews的长度 - */ - public InnerBaseViewHolder addHeaderView(View headerView, int index) { - if (mHeaderViews == null) { - mHeaderViews = new HeaderAndFooterList(); - } - //同一个headerView不能重复添加 - for (int i = 0; i < mHeaderViews.size(); i++) { - if (mHeaderViews.get(i).view.itemView == headerView) { - return mHeaderViews.get(i).view; - } - } - HeaderAndFooterBean map = new HeaderAndFooterBean(); - map.itemType = headerType; - map.view = new InnerBaseViewHolder(headerView,null,true); - if (index == -1) { - mHeaderViews.add(map); - notifyItemInserted(mHeaderViews.size() - 1); - } else { - mHeaderViews.add(index, map); - notifyItemInserted(index); - } - headerType++; - return map.view; - } - - public void removeHeaderView(View headerView) { - if (mHeaderViews == null) { - return; - } - for (int i = mHeaderViews.size() - 1; i >= 0; i--) { - if (mHeaderViews.get(i).view.itemView == headerView) { - mHeaderViews.remove(i); - notifyItemRemoved(i); - } - } - } - - public void clearHeaderView() { - if (mHeaderViews == null) { - return; - } - notifyItemRangeRemoved(0, mHeaderViews.size() - 1); - mHeaderViews.clear(); - } - - public int findHeaderPosition(View view) { - for (int i = 0; i < mHeaderViews.size(); i++) { - if (mHeaderViews.get(i).view.itemView == view) { - return i; - } - } - return -1; - } - - public void clearFooterView() { - if (mFooterViews == null) { - return; - } - mFooterViews.clear(); - } - - public void removeFooterView(View footerView) { - if (mFooterViews == null) { - return; - } - for (int i = mFooterViews.size() - 1; i >= 0; i--) { - if (mFooterViews.get(i).view.itemView == footerView) { - mFooterViews.remove(i); - } - } - int headerSize = 0; - int dataSize = 0; - int footerSize = 0; - if (mHeaderViews != null) { - headerSize = mHeaderViews.size(); - } - if (mFooterViews != null) { - footerSize = mFooterViews.size(); - } - if (data != null) { - dataSize = data.size(); - } - footerType++; - //size从1开始，position从0开始，所以需要减1 - notifyItemRemoved((headerSize + footerSize + dataSize + mFooterViews.size()) - 1); - } - - public InnerBaseViewHolder addFooterView(View footerView) { - if (mFooterViews == null) { - mFooterViews = new HeaderAndFooterList(); - } - //如果已经添加过了，则不在添加 - for (int i = 0; i < mFooterViews.size(); i++) { - View view = mFooterViews.get(i).view.itemView; - if (view == footerView) { - return mFooterViews.get(i).view; - } - } - HeaderAndFooterBean map = new HeaderAndFooterBean(); - map.itemType = footerType; - map.view = new InnerBaseViewHolder(footerView,null,true); - mFooterViews.add(map); - int headerSize = 0; - int dataSize = 0; - int footerSize = 0; - if (mHeaderViews != null) { - headerSize = mHeaderViews.size(); - } - if (mFooterViews != null) { - footerSize = mFooterViews.size(); - } - if (data != null) { - dataSize = data.size(); - } - footerType++; - //size从1开始，position从0开始，所以需要减1 - notifyItemInserted((headerSize + footerSize + dataSize + mFooterViews.size()) - 1); - return map.view; - } - - - public void setItemTypeLayout(HashMap itemTypeLayout) { - layoutIds = itemTypeLayout; - } - - @Override - public InnerBaseViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { - if (viewType == EMPTY_TYPE) { //如果是空 - ViewGroup.LayoutParams layoutParams = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT); - mEmptyView.getEmpty().setLayoutParams(layoutParams); - InnerBaseViewHolder viewHolder = new InnerBaseViewHolder(mEmptyView.getEmpty(), mContext); - return viewHolder; - } - if (mHeaderViews != null && mHeaderViews.getShow()) { - for (int i = 0; i < mHeaderViews.size(); i++) { - if (mHeaderViews.get(i).itemType == viewType) { - InnerBaseViewHolder viewHolder = mHeaderViews.get(headerCount).view; - viewHolder.setmContext(mContext); - return viewHolder; - } - } - } - if (mFooterViews != null && mFooterViews.getShow()) { - for (int i = 0; i < mFooterViews.size(); i++) { - if (mFooterViews.get(i).itemType == viewType) { - InnerBaseViewHolder viewHolder = mFooterViews.get(footerCount).view; - viewHolder.setmContext(mContext); - return viewHolder; - } - } - } - - if (layoutIds != null) { - layoutId = layoutIds.get(viewType); - } - View view = inflater.inflate(layoutId, parent, false); - InnerBaseViewHolder viewHolder = new InnerBaseViewHolder(view, mContext); - onInitViewHolder(viewHolder,parent,viewType); - return viewHolder; - } - - protected void onInitViewHolder(MyBaseRecyclerAdapter.InnerBaseViewHolder holder,ViewGroup parent, int viewType){ - onInitViewHolder(holder,viewType); - } - /** - * 初始化控件布局，有需要的话可以重写 - * - * @param holder - * @param viewType - */ - protected void onInitViewHolder(MyBaseRecyclerAdapter.InnerBaseViewHolder holder, int viewType) { - - } - - /** - * 与onCreateViewHolder对应的方法 - * - * @param holder - * @param position - * @param payloads - */ - @Override - public void onBindViewHolder(MyBaseRecyclerAdapter.InnerBaseViewHolder holder, int position, List payloads) { - if (isHeaderView(position) || isFooterView(position) || isEmpty) { - return; - } - final int pos = getRealPosition(holder); - if (payloads.isEmpty()) { //区分是否是增量更新 ，不是 - onBindViewHolder(holder, pos); - } else { //是 - convert(holder, data.get(pos), pos, getType(pos), payloads); - } - } - - @Override - public void onBindViewHolder(MyBaseRecyclerAdapter.InnerBaseViewHolder holder, int position) { - convert(holder, data.get(position), position, getType(position)); - } - - - private int getRealPosition(RecyclerView.ViewHolder holder) { - int position = holder.getLayoutPosition(); - return getRealPosition(position); - } - - protected int getRealPosition(int position) { - if (mHeaderViews != null && position < getItemSize()) { - position = position - (mHeaderViews.size()); - } - if (mFooterViews != null && position > getItemSize()) { - position = position - getItemSize() - mFooterViews.size(); - } - return position; - } - - private boolean isHeaderView(int position) { - return mHeaderViews != null && mHeaderViews.getShow() && position < mHeaderViews.size(); - } - - private boolean isFooterView(int position) { - return mFooterViews != null && mFooterViews.getShow() && position > getItemSize() - 1; - } - - /** - * 根据不同的布局类型返回不同的布局。负责区分是否是头尾布局 - * - * @param position - * @return - */ - @Override - public int getItemViewType(int position) { - //有头布局且当前显示的Position在头布局的范围内 - if (isHeaderView(position)) { - headerCount = position; - return mHeaderViews.get(headerCount).itemType; - } - //有尾布局且当前显示的position在尾布局的范围内 - if (isFooterView(position)) { - footerCount = position - getItemSize(); - return mFooterViews.get(footerCount).itemType; - } - if (isEmpty) {//如果是空布局，则显示 - return EMPTY_TYPE; - } - int pos = getRealPosition(position); - return getType(pos); - } - - //获取item的真实数量，包括头布局的item - private int getItemSize() { - int headerSize = 0; - int dataSize = 0; - if (mHeaderViews != null) { - headerSize = mHeaderViews.size(); - } - if (data != null) { - dataSize = data.size(); - } - if (data.size() == 0 && mEmptyView.getEmpty() != null) { - dataSize = 1;//空布局 - } - return headerSize + dataSize; - } - - /** - * 获取item类型，Position已经预处理排出了headerView与footer的影响， - * - * @param position 当前要显示的数据的position - * @return item重用受返回值影响

注意不要返回大于20000的值，免得与头尾布局冲突复用出错报空指针 - */ - public abstract int getType(int position); - - /** - * 处理数据 - * - * @param holder 要显示数据的item - * @param t 要显示的数据 - * @param itemType item的类型(如果需要进行类型处理) - * @param position 当前item的position，已经进行预处理，去掉了头尾布局的影响 - */ - public abstract void convert(InnerBaseViewHolder holder, T t, int position, int itemType); - - /** - * 适用于增量更新的convert，需要使用增量更新可以重写使用 - * - * @param holder - * @param t - * @param position - * @param itemType - * @param payloads - */ - public void convert(InnerBaseViewHolder holder, T t, int position, int itemType, List payloads) { - convert(holder, t, position, itemType); - } - - private boolean isEmpty;//数据是否为空 - - /** - * 计算item的数量，已经计算了头尾布局的数量 - * - * @return - */ - @Override - public int getItemCount() { - int size = data.size(); - if (data.size() == 0 && mEmptyView.getEmpty() != null) { //数据为空且设置了空布局 - //如果数据为0，则显示空布局emptyView - size = 1; - isEmpty = true; - changeFooterAndHeaderShow(mEmptyView.showWhat); - } else if (data.size() == 0) {//数据为空且没设置空布局,则按照原有模式进行，当然也可以设置是否显示头尾布局 - changeFooterAndHeaderShow(mEmptyShowWhat); -// return 0; - } else { //数据不为空,则按照自己本身的是否显示头尾布局来对头尾布局进行设置 - isEmpty = false; - changeFooterAndHeaderShow(mEmptyShowWhat); - } - if (mHeaderViews != null) { - size = size + mHeaderViews.size(); - } - if (mFooterViews != null) { - size = size + mFooterViews.size(); - } - return size; - } - - /** - * 专门处理瀑布流的RecyclerView的头布局 - * - * @param holder - */ - @Override - public void onViewAttachedToWindow(MyBaseRecyclerAdapter.InnerBaseViewHolder holder) { - super.onViewAttachedToWindow(holder); - //GridLayoutManager的头尾布局判断 - RecyclerView recyclerView = (RecyclerView) holder.itemView.getParent(); - if (mHeaderViews != null || mFooterViews != null || isEmpty) { - //GridLayoutManager头尾布局判断方法 - RecyclerView.LayoutManager lm = recyclerView.getLayoutManager(); - if (lm instanceof GridLayoutManager) { - final GridLayoutManager glm = (GridLayoutManager) lm; - glm.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() { - @Override - public int getSpanSize(int position) { - return isHeaderView(position) || isFooterView(position) || isEmpty ? glm.getSpanCount() : 1; - } - }); - } - //瀑布流StaggeredGridLayoutManager头尾布局的判断方法 - ViewGroup.LayoutParams lp = holder.itemView.getLayoutParams(); - if (lp != null && lp instanceof StaggeredGridLayoutManager.LayoutParams) { - int layoutPosition = holder.getLayoutPosition(); - StaggeredGridLayoutManager.LayoutParams slp = (StaggeredGridLayoutManager.LayoutParams) lp; - slp.setFullSpan(isHeaderView(layoutPosition) || isFooterView(layoutPosition) || isEmpty); - } - } - } - - @Override - public void onAttachedToRecyclerView(RecyclerView recyclerView) { - super.onAttachedToRecyclerView(recyclerView); - } - - public class InnerBaseViewHolder extends RecyclerView.ViewHolder { - private SparseArray views; - private Context mContext; - private Object tag; - - public Object getTag() { - return tag; - } - - public void setTag(Object tag) { - this.tag = tag; - } - - public InnerBaseViewHolder(View itemView) { - super(itemView); - } - - public void setmContext(Context mContext) { - this.mContext = mContext; - } - - public InnerBaseViewHolder(View itemView, Context context) { - this(itemView,context,false); - } - public InnerBaseViewHolder(View itemView, Context context,boolean isHeaderOrFooter){ - super(itemView); - mContext = context; - views = new SparseArray<>(); - if (isEmpty||isHeaderOrFooter) { //空布局,头尾布局不设置任何监听 - return; - } - if (onItemClickListener != null) { - itemView.setOnClickListener(new View.OnClickListener() { - @Override - public void onClick(View v) { - onItemClickListener.onItemClick(getRealPosition(getLayoutPosition())); - } - }); - } - if (onItemLongClickListener != null) { - itemView.setOnLongClickListener(new View.OnLongClickListener() { - @Override - public boolean onLongClick(View v) { - boolean result = onItemLongClickListener.onItemLongClick(getRealPosition(getLayoutPosition())); - return result; - } - }); - } - } - public Z getView(@IdRes int resId) { - View view = views.get(resId); - if (view == null) { - view = itemView.findViewById(resId); - views.put(resId, view); - } - return (Z) view; - } - } - - class HeaderAndFooterBean { - int itemType; - InnerBaseViewHolder view; - } - - class HeaderAndFooterList extends ArrayList { - private boolean isShow = true; - - public void setShow(boolean isShow) { - this.isShow = isShow; - } - - public boolean getShow() { - return isShow; - } - - @Override - public int size() { - if (!isShow) { - return 0; - } - return super.size(); - } - } - - private class EmptyView { - private View empty; - private EmptyShowWhat showWhat; - - public View getEmpty() { - return empty; - } - - public void setEmpty(View empty) { - this.empty = empty; - } - - public EmptyShowWhat getShowWhat() { - return showWhat; - } - - public void setShowWhat(EmptyShowWhat showWhat) { - this.showWhat = showWhat; - } - } - - public enum EmptyShowWhat { - SHOW_ALL, SHOW_HEADER, SHOW_FOOTER, SHOW_NONE; - } - - public int getmHeadSize() { - return mHeaderViews == null ? 0 : mHeaderViews.size(); - } - - public int getmFootSize() { - return mFooterViews == null ? 0 : mFooterViews.size(); - } - - /** - * 预处理了头尾布局 - */ - public abstract class BaseDiffUtilCallback extends DiffUtil.Callback { - private List mOldList; - private List mNewList; - - public BaseDiffUtilCallback(List oldList, List newList) { - this.mOldList = oldList; - this.mNewList = newList; - } - - public List getOldList() { - return mOldList; - } - - public List getNewList() { - return mNewList; - } - - @Override - public int getOldListSize() { - return mOldList != null ? getmHeadSize() + mOldList.size() : 0; - } - - @Override - public int getNewListSize() { - return mNewList != null ? getmHeadSize() + mNewList.size() : 0; - } - - /** - * 去掉头布局对position的影响 - * - * @param oldItemPosition - * @param newItemPosition - * @return - */ - @Override - public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) { - if (isHeaderView(oldItemPosition) && isHeaderView(newItemPosition)) { //diffUtil不进行头尾布局的刷新操作 - return true; - } - if (isHeaderView(oldItemPosition) != isHeaderView(newItemPosition)) { //如果同样的item一个是头尾布局一个不是，则默认返回false - return false; - } - if (isFooterView(oldItemPosition) != isFooterView(newItemPosition)) { //如果同样的item一个是头尾布局一个不是，则默认返回false - return false; - } - if(oldItemPosition>getOldList().size()-1||newItemPosition>getNewList().size()-1){ - return false; - } - return areItemSame(getRealPosition(oldItemPosition), getRealPosition(newItemPosition)); - } - - public abstract boolean areItemSame(int oldItemPosition, int newItemPosition); - - /** - * 去掉头布局对position的影响 - * - * @param oldItemPosition - * @param newItemPosition - * @return - */ - @Override - public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) { - if (isHeaderView(oldItemPosition) && isHeaderView(newItemPosition)) { //diffUtil不进行头尾布局的刷新操作 - return true; - } - return areContentSame(getRealPosition(oldItemPosition), getRealPosition(newItemPosition)); - } - - public abstract boolean areContentSame(int oldItemPosition, int newItemPosition); - - /** - * 取出了头布局对集合数据的影响 - * - * @param oldItemPosition - * @param newItemPosition - * @return - */ - @Nullable - @Override - public Object getChangePayload(int oldItemPosition, int newItemPosition) { - return getChangeLoad(getRealPosition(oldItemPosition), getRealPosition(newItemPosition)); - } - - @Nullable - public abstract Object getChangeLoad(int oldItemPosition, int newItemPosition); - } - -} \ No newline at end of file