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将ViewHolder替换成ViewBinder #1

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17 changes: 10 additions & 7 deletions ...apter-sample/src/main/java/com/github/zeng1990java/commonadapter_sample/MainActivity.java
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,6 @@

import com.github.zeng1990java.commonadapter.CommonRecyclerAdapter;
import com.github.zeng1990java.commonadapter.ViewBinder;
import com.github.zeng1990java.commonadapter.ViewHolder;

import java.util.ArrayList;
import java.util.List;
Expand All @@ -34,10 +33,14 @@ protected void onCreate(Bundle savedInstanceState) {
// mRecyclerView.setLayoutManager(new StaggeredGridLayoutManager(2, StaggeredGridLayoutManager.VERTICAL));

// 单布局使用
mRecyclerView.setAdapter(mCommonRecyclerAdapter = new CommonRecyclerAdapter<String>(this, R.layout.item_view, getDatas()) {
mRecyclerView.setAdapter(mCommonRecyclerAdapter = new CommonRecyclerAdapter<String>(this, getDatas()) {
@Override
public void bindData(ViewHolder holder, String data, int position) {
holder.viewBinder().setText(R.id.text, data + " position: "+position);
public void bindData(ViewBinder binder, String data) {
binder.setText(R.id.text, data + " position: "+binder.getPosition());
}
@Override
public int getItemLayoutResId(String data, int position) {
return R.layout.item_view;
}
});

Expand Down Expand Up @@ -75,16 +78,16 @@ public void onClick(View v) {
// 设置item点击事件
mCommonRecyclerAdapter.setOnItemClickListener(new CommonRecyclerAdapter.OnItemClickListener() {
@Override
public void onItemClick(ViewHolder holder, int position) {
public void onItemClick(ViewBinder binder) {
MultiTypeActivity.start(MainActivity.this);
}
});

// 设置item长按事件
mCommonRecyclerAdapter.setOnItemLongClickListener(new CommonRecyclerAdapter.OnItemLongClickListener() {
@Override
public boolean onItemLongClick(ViewHolder holder, int position) {
mCommonRecyclerAdapter.set(position, "Item Long Click "+position);
public boolean onItemLongClick(ViewBinder binder) {
mCommonRecyclerAdapter.set(binder.getPosition(), "Item Long Click "+binder.getPosition());
return true;
}
});
Expand Down
16 changes: 8 additions & 8 deletions ...-sample/src/main/java/com/github/zeng1990java/commonadapter_sample/MultiTypeActivity.java
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@
import android.widget.Toast;

import com.github.zeng1990java.commonadapter.CommonRecyclerAdapter;
import com.github.zeng1990java.commonadapter.ViewHolder;
import com.github.zeng1990java.commonadapter.ViewBinder;
import com.github.zeng1990java.commonadapter_sample.bean.News;
import com.github.zeng1990java.commonadapter_sample.consts.Consts;
import com.github.zeng1990java.commonadapter_sample.data.NewDataSource;
Expand Down Expand Up @@ -41,8 +41,8 @@ protected void onCreate(Bundle savedInstanceState) {

mNewsAdapter.setOnItemClickListener(new CommonRecyclerAdapter.OnItemClickListener() {
@Override
public void onItemClick(ViewHolder holder, int position) {
News news = mNewsAdapter.getItem(position);
public void onItemClick(ViewBinder binder) {
News news = mNewsAdapter.getItem(binder.getPosition());
Toast.makeText(MultiTypeActivity.this, news.getTitle(), Toast.LENGTH_SHORT).show();
}
});
Expand All @@ -53,7 +53,7 @@ public void onItemClick(ViewHolder holder, int position) {
private class NewsAdapter extends CommonRecyclerAdapter<News>{

public NewsAdapter(@NonNull Context context) {
super(context, 0);
super(context);
}

@Override
Expand All @@ -74,18 +74,18 @@ public int getItemLayoutResId(News data, int position) {
}

@Override
public void bindData(ViewHolder holder, News data, int position) {
public void bindData(ViewBinder binder, News data) {
switch (data.getNewsType()){
case News.TYPE_NONE_PICTURE:
holder.viewBinder().setText(R.id.item_none_picture_title, data.getTitle())
binder.setText(R.id.item_none_picture_title, data.getTitle())
.setText(R.id.item_none_picture_author,
String.format(Locale.CHINA, Consts.FORMAT_AUTHOR, data.getAuthor()))
.setText(R.id.item_none_picture_date,
Consts.DATE_FORMAT.format(new Date(data.getReleaseTime())))
.setText(R.id.item_none_picture_intro, data.getIntro());
break;
case News.TYPE_SINGLE_PICTURE:
holder.viewBinder().setText(R.id.item_single_picture_title, data.getTitle())
binder.setText(R.id.item_single_picture_title, data.getTitle())
.setText(R.id.item_single_picture_author,
String.format(Locale.CHINA, Consts.FORMAT_AUTHOR, data.getAuthor()))
.setText(R.id.item_single_picture_date,
Expand All @@ -94,7 +94,7 @@ public void bindData(ViewHolder holder, News data, int position) {
break;
case News.TYPE_MULTIPLE_PICTURE:
String[] urls = data.getCoverUrl().split(Consts.URL_SEPARATOR);
holder.viewBinder().setText(R.id.item_multiple_picture_intro, data.getIntro())
binder.setText(R.id.item_multiple_picture_intro, data.getIntro())
.setImageUrl(R.id.item_multiple_picture_cover_left,urls[0])
.setImageUrl(R.id.item_multiple_picture_cover_right, urls[1]);
break;
Expand Down
111 changes: 57 additions & 54 deletions commonadapter/src/main/java/com/github/zeng1990java/commonadapter/CommonRecyclerAdapter.java
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Expand Up @@ -24,19 +24,22 @@
public abstract class CommonRecyclerAdapter<T> extends RecyclerView.Adapter<ViewHolder> {

public interface OnItemClickListener{
void onItemClick(ViewHolder holder, int position);
void onItemClick(ViewBinder binder);
}

public interface OnItemLongClickListener{
boolean onItemLongClick(ViewHolder holder, int position);
boolean onItemLongClick(ViewBinder binder);
}

public interface OnLoadMoreListener{
void onLoadMore();
}

private static final int TYPE_HEADER = -1;
private static final int TYPE_FOOTER = -2;
private static final int TYPE_LOADMORE = -3;

private Context mContext;
private int mLayoutId;
private List<T> mDatas;
private LayoutInflater mInflater;

Expand Down Expand Up @@ -69,13 +72,12 @@ public void setLoadMoreLayoutId(int loadMoreLayoutId) {
mLoadMoreLayoutId = loadMoreLayoutId;
}

public CommonRecyclerAdapter(@NonNull Context context, int layoutId){
this(context, layoutId, new ArrayList<T>());
public CommonRecyclerAdapter(@NonNull Context context){
this(context, new ArrayList<T>());
}

public CommonRecyclerAdapter(@NonNull Context context, int layoutId, @NonNull List<T> datas){
public CommonRecyclerAdapter(@NonNull Context context, @NonNull List<T> datas){
mContext = context;
mLayoutId = layoutId;
mDatas = datas;
mInflater = LayoutInflater.from(mContext);
mLoadMoreLayoutId = AdapterConfig.getInstance().getLoadingLayoutId();
Expand Down Expand Up @@ -198,27 +200,36 @@ public int getSpanSize(int position) {
}
}

@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
if (viewType == R.layout.adapter_view_header_layout){
return new ViewHolder(mHeaderLayout);
}

if (viewType == R.layout.adapter_view_footer_layout){
return new ViewHolder(mFooterLayout);
}
private int getRealPosition(int position) {
return position - getHeaderViewItemCount();
}

if (viewType == R.layout.adapter_view_load_layout){
View itemView = inflateItemView(parent, mLoadMoreLayoutId);
return new ViewHolder(itemView);
@Override
public final ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
ViewHolder holder;
switch (viewType) {
case TYPE_HEADER:
holder = new ViewHolder(mHeaderLayout);
break;
case TYPE_FOOTER:
holder = new ViewHolder(mFooterLayout);
break;
case TYPE_LOADMORE:
View loadmoreView = inflateItemView(parent, mLoadMoreLayoutId);
holder = new ViewHolder(loadmoreView);
break;
default:
int layoutId = viewType;
View itemView = inflateItemView(parent, layoutId);
ViewBinder viewBinder = createViewBinder(itemView);
holder = new ViewHolder(viewBinder);
break;
}
View itemView = inflateItemView(parent, viewType);
ViewBinder viewBinder = createViewBinder(itemView);
return new ViewHolder(itemView, viewBinder);
return holder;
}

@Override
public void onBindViewHolder(final ViewHolder holder, int position) {
public final void onBindViewHolder(ViewHolder holder, int position) {
if (isHeader(position) || isFooter(position)){
return;
}
Expand All @@ -233,46 +244,47 @@ public void onBindViewHolder(final ViewHolder holder, int position) {
return;
}

final int dataPosition = position - getHeaderViewItemCount();
final int dataPosition = getRealPosition(position);
final ViewBinder binder = holder.viewBinder();
binder.setPosition(dataPosition);

holder.itemView.setOnClickListener(new View.OnClickListener() {
binder.getView().setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (mOnItemClickListener != null){
mOnItemClickListener.onItemClick(holder, dataPosition);
mOnItemClickListener.onItemClick(binder);
}
}
});

holder.itemView.setOnLongClickListener(new View.OnLongClickListener() {
binder.getView().setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
if (mOnItemLongClickListener != null){
return mOnItemLongClickListener.onItemLongClick(holder, dataPosition);
}
return false;
return mOnItemLongClickListener != null
&& mOnItemLongClickListener.onItemLongClick(binder);
}
});

bindData(holder, getItem(dataPosition), dataPosition);
bindData(binder, getItem(dataPosition));
}

public abstract void bindData(ViewHolder holder, T data, int position);
public abstract void bindData(ViewBinder binder, T data);

@Override
public int getItemViewType(int position) {
public final int getItemViewType(int position) {
if (isHeader(position)){
return R.layout.adapter_view_header_layout;
return TYPE_HEADER;
}

if (isFooter(position)){
return R.layout.adapter_view_footer_layout;
return TYPE_FOOTER;
}

if (isLoadMore(position)){
return R.layout.adapter_view_load_layout;
return TYPE_LOADMORE;
}
int dataPosition = position - getHeaderViewItemCount();

int dataPosition = getRealPosition(position);
return getItemLayoutResId(getItem(dataPosition), dataPosition);
}

Expand All @@ -288,9 +300,7 @@ protected View inflateItemView(ViewGroup parent, int layoutId){
return mInflater.inflate(layoutId, parent, false);
}

public int getItemLayoutResId(T data, int position){
return mLayoutId;
}
public abstract int getItemLayoutResId(T data, int position);

public T getItem(int position){
return mDatas.get(position);
Expand Down Expand Up @@ -350,7 +360,6 @@ public void replaceAll(@NonNull List<T> datas){

// 遍历新列表，对旧列表数据进行更新，增加，删除
for (int indexNew = 0; indexNew < datas.size(); indexNew++) {

T item = datas.get(indexNew);
int indexOld = mDatas.indexOf(item);
if (indexOld == -1){
Expand Down Expand Up @@ -442,20 +451,14 @@ private int getLoadMoreViewItemCount(){
return hasLoadMoreView() ? 1 : 0;
}

private boolean hasHeaderView(){
if (mHeaderLayout == null){
return false;
}

return mHeaderLayout.getChildCount() > 0;
private boolean hasHeaderView() {
return mHeaderLayout != null
&& mHeaderLayout.getChildCount() > 0;
}

private boolean hasFooterView(){
if(mFooterLayout == null){
return false;
}

return mFooterLayout.getChildCount() > 0;
private boolean hasFooterView() {
return mFooterLayout != null
&& mFooterLayout.getChildCount() > 0;
}

private boolean hasLoadMoreView(){
Expand Down
9 changes: 9 additions & 0 deletions commonadapter/src/main/java/com/github/zeng1990java/commonadapter/ViewBinder.java
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Expand Up @@ -35,6 +35,7 @@ public class ViewBinder {
private Context mContext;
private View mItemView;
private AdapterImageLoader mImageLoader;
private int mPosition;

private ViewBinder(Context context, View itemView){
this(context, itemView, AdapterConfig.getInstance().getImageLoader());
Expand Down Expand Up @@ -62,6 +63,14 @@ public static ViewBinder create(Context context, View itemView, AdapterImageLoad
return new ViewBinder(context, itemView, imageLoader);
}

public int getPosition() {
return mPosition;
}

void setPosition(int position) {
this.mPosition = position;
}

/**
* This method allows you to retrieve a view and perform custom
* operations on it, not covered by the BaseAdapterHelper.
Expand Down
6 changes: 3 additions & 3 deletions commonadapter/src/main/java/com/github/zeng1990java/commonadapter/ViewHolder.java
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@
* @author zxb
* @date 16/7/16 下午11:31
*/
public class ViewHolder extends RecyclerView.ViewHolder {
class ViewHolder extends RecyclerView.ViewHolder {

private ViewBinder mViewBinder;

Expand All @@ -18,8 +18,8 @@ public ViewHolder(View itemView) {
mViewBinder = ViewBinder.create(itemView);
}

public ViewHolder(View itemView, ViewBinder viewBinder){
super(itemView);
public ViewHolder(ViewBinder viewBinder){
super(viewBinder.getView());
mViewBinder = viewBinder;
}

Expand Down