add setEmptyView methods

app/src/main/AndroidManifest.xml

@@ -22,10 +22,12 @@
         </activity>
         <activity android:name=".HeaderAndFooterUseActivity">
         </activity>
-        <activity android:name=".SectionUerActivity">
+        <activity android:name=".SectionUseActivity">
         </activity>
         <activity android:name=".MultipleItemUseActivity">
         </activity>
+        <activity android:name=".EmptyViewUseActivity">
+        </activity>
     </application>
 
 </manifest>

app/src/main/java/com/chad/baserecyclerviewadapterhelper/EmptyViewUseActivity.java

@@ -0,0 +1,32 @@
+package com.chad.baserecyclerviewadapterhelper;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.RecyclerView;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.chad.baserecyclerviewadapterhelper.adapter.QuickAdapter;
+
+public class EmptyViewUseActivity extends Activity {
+    private RecyclerView mRecyclerView;
+    private QuickAdapter mQuickAdapter;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_empty_view_use);
+        mRecyclerView = (RecyclerView) findViewById(R.id.rv_list);
+        mRecyclerView.setHasFixedSize(true);
+        mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
+        initAdapter();
+    }
+
+    private void initAdapter() {
+        mQuickAdapter = new QuickAdapter(this, 0);
+        View emptyView = getLayoutInflater().inflate(R.layout.empty_view, (ViewGroup) mRecyclerView.getParent(), false);
+        mQuickAdapter.setEmptyView(emptyView);
+        mRecyclerView.setAdapter(mQuickAdapter);
+    }
+}

app/src/main/java/com/chad/baserecyclerviewadapterhelper/HomeActivity.java

@@ -17,8 +17,8 @@
  * https://github.com/CymChad/BaseRecyclerViewAdapterHelper
  */
 public class HomeActivity extends Activity {
-    private static final Class<?>[] ACTIVITY = {AnimationUseActivity.class, MultipleItemUseActivity.class, HeaderAndFooterUseActivity.class, PullToRefreshUseActivity.class, SectionUerActivity.class};
-    private static final String[] TITLE = {"Animation Use", "MultipleItem Use", "HeaderAndFooter Use", "PullToRefresh Use", "Section Use"};
+    private static final Class<?>[] ACTIVITY = {AnimationUseActivity.class, MultipleItemUseActivity.class, HeaderAndFooterUseActivity.class, PullToRefreshUseActivity.class, SectionUseActivity.class, EmptyViewUseActivity.class};
+    private static final String[] TITLE = {"Animation Use", "MultipleItem Use", "HeaderAndFooter Use", "PullToRefresh Use", "Section Use", "EmptyView Use"};
     private ArrayList<HomeItem> mDataList;
     private RecyclerView mRecyclerView;
 
@@ -38,7 +38,6 @@ public void onItemClick(View view, int position) {
             }
         });
         mRecyclerView.setAdapter(homeAdapter);
-
     }
 
     private void initData() {

app/src/main/java/com/chad/baserecyclerviewadapterhelper/SectionUerActivity.java → app/src/main/java/com/chad/baserecyclerviewadapterhelper/SectionUseActivity.java

@@ -18,7 +18,7 @@
 /**
  * https://github.com/CymChad/BaseRecyclerViewAdapterHelper
  */
-public class SectionUerActivity extends Activity implements BaseQuickAdapter.OnRecyclerViewItemClickListener {
+public class SectionUseActivity extends Activity implements BaseQuickAdapter.OnRecyclerViewItemClickListener {
     private RecyclerView mRecyclerView;
     private List<MySection> mData;
     @Override

app/src/main/res/layout/activity_empty_view_use.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".EmptyViewUseActivity">
+
+    <android.support.v7.widget.RecyclerView
+        android:id="@+id/rv_list"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:fadingEdge="none"/>
+
+</LinearLayout>

app/src/main/res/layout/activity_section_uer.xml

@@ -5,7 +5,7 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:background="@android:color/white"
-    tools:context=".SectionUerActivity">
+    tools:context=".SectionUseActivity">
     <android.support.v7.widget.RecyclerView
         android:id="@+id/rv_list"
         android:layout_width="match_parent"

app/src/main/res/layout/empty_view.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:layout_width="match_parent"
+              android:layout_height="match_parent"
+              android:background="@android:color/white"
+              android:gravity="center"
+              android:orientation="vertical">
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/no_data"
+        android:textColor="@android:color/black"/>
+</LinearLayout>

app/src/main/res/values/strings.xml

@@ -1,4 +1,5 @@
 <resources>
     <string name="app_name">BaseRecyclerViewAdapterHelper</string>
     <string name="title_activity_header_and_footer_use">HeaderAndFooterUseActivity</string>
+    <string name="no_data">There is no data</string>
 </resources>

library/src/main/java/com/chad/library/adapter/base/BaseQuickAdapter.java

@@ -88,8 +88,13 @@ public abstract class BaseQuickAdapter<T> extends RecyclerView.Adapter<RecyclerV
     protected static final int HEADER_VIEW = 0x00000111;
     protected static final int LOADING_VIEW = 0x00000222;
     protected static final int FOOTER_VIEW = 0x00000333;
+    protected static final int EMPTY_VIEW = 0x00000555;
     private View mHeaderView;
     private View mFooterView;
+    /**
+     * View to show if there are no items to show.
+     */
+    private View mEmptyView;
 
     @Deprecated
     public void setOnLoadMoreListener(int pageSize, RequestLoadMoreListener requestLoadMoreListener) {
@@ -125,6 +130,7 @@ public BaseQuickAdapter(Context context, int layoutResId, List<T> data) {
         this.mContext = context;
         this.mLayoutResId = layoutResId;
     }
+
     public BaseQuickAdapter(Context context, List<T> data) {
         this.mData = data == null ? new ArrayList<T>() : new ArrayList<T>(data);
         this.mContext = context;
@@ -153,17 +159,27 @@ public int getFooterViewsCount() {
         return mFooterView == null ? 0 : 1;
     }
 
+    public int getmEmptyViewCount() {
+        return mEmptyView == null ? 0 : 1;
+    }
+
     @Override
     public int getItemCount() {
         int i = mNextLoadEnable ? 1 : 0;
-        return mData.size() + i + getHeaderViewsCount() + getFooterViewsCount();
+        int count = mData.size() + i + getHeaderViewsCount() + getFooterViewsCount();
+        if (count == 0) {
+            count += getmEmptyViewCount();
+        }
+        return count;
     }
 
 
     @Override
     public int getItemViewType(int position) {
         if (mHeaderView != null && position == 0) {
             return HEADER_VIEW;
+        } else if (mEmptyView != null && getItemCount() == 1) {
+            return EMPTY_VIEW;
         } else if (position == mData.size() + getHeaderViewsCount()) {
             if (mNextLoadEnable)
                 return LOADING_VIEW;
@@ -187,6 +203,8 @@ public BaseViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
             return new HeadViewHolder(mHeaderView);
         } else if (viewType == FOOTER_VIEW) {
             return new FooterViewHolder(mFooterView);
+        } else if (viewType == EMPTY_VIEW) {
+            return new EmptyViewHolder(mEmptyView);
         } else {
             return onCreateDefViewHolder(parent, viewType);
         }
@@ -218,6 +236,13 @@ public ContentViewHolder(View itemView) {
         }
     }
 
+    public static class EmptyViewHolder extends BaseViewHolder {
+
+        public EmptyViewHolder(View itemView) {
+            super(itemView.getContext(), itemView);
+        }
+    }
+
 
     public void addHeaderView(View header) {
         if (header == null) {
@@ -236,6 +261,24 @@ public void addFooterView(View footer) {
         this.notifyDataSetChanged();
     }
 
+    /**
+     * Sets the view to show if the adapter is empty
+     */
+    public void setEmptyView(View emptyView) {
+        mEmptyView = emptyView;
+    }
+
+    /**
+     * When the current adapter is empty, the BaseQuickAdapter can display a special view
+     * called the empty view. The empty view is used to provide feedback to the user
+     * that no data is available in this AdapterView.
+     *
+     * @return The view to show if the adapter is empty.
+     */
+    public View getEmptyView() {
+        return mEmptyView;
+    }
+
     public void isNextLoad(boolean isNextLoad) {
         mNextLoadEnable = isNextLoad;
         mLoadingMoreEnable = false;
@@ -286,6 +329,8 @@ public void onClick(View v) {
 
         } else if (holder instanceof HeadViewHolder) {
 
+        } else if (holder instanceof EmptyViewHolder) {
+
         } else {
             int index = position - getHeaderViewsCount();
             BaseViewHolder baseViewHolder = (BaseViewHolder) holder;