diff --git a/app/src/main/java/me/jingbin/sbannerview/MainActivity.java b/app/src/main/java/me/jingbin/sbannerview/MainActivity.java
index eb1500c..dc4c8a7 100644
--- a/app/src/main/java/me/jingbin/sbannerview/MainActivity.java
+++ b/app/src/main/java/me/jingbin/sbannerview/MainActivity.java
@@ -5,6 +5,7 @@
 import android.os.CountDownTimer;
 import android.support.v4.view.ViewPager;
 import android.support.v7.app.AppCompatActivity;
+import android.support.v7.widget.AppCompatButton;
 import android.util.Log;
 import android.util.SparseArray;
 import android.view.LayoutInflater;
@@ -16,10 +17,9 @@
 import java.util.List;
 
 import me.jingbin.sbanner.SBannerView;
-import me.jingbin.sbanner.config.BannerConfig;
 import me.jingbin.sbanner.config.OnBannerClickListener;
 import me.jingbin.sbanner.config.ScaleRightTransformer;
-import me.jingbin.sbanner.holder.BannerViewHolder;
+import me.jingbin.sbanner.holder.SBannerViewHolder;
 import me.jingbin.sbanner.holder.HolderCreator;
 
 /**
@@ -41,32 +41,21 @@ protected void onCreate(Bundle savedInstanceState) {
         banner = findViewById(R.id.banner);
         banner2 = findViewById(R.id.banner2);
 
-        final List<BannerItemBean> list = new ArrayList<>();
-        for (int i = 0; i < 3; i++) {
-            BannerItemBean itemBean = new BannerItemBean();
-            itemBean.setTitle("药妆店必BUY扫货指南-" + i);
-//            list.add("药妆店必BUY扫货指南-" + i);
-            long applyEndTime = 1555671600;
-            if (i == 0) {
-                applyEndTime = 1555671600;
-            } else if (i == 1) {
-                applyEndTime = 1555689600;
-            } else if (i == 2) {
-                applyEndTime = 1556035200;
-            }
-            itemBean.setApplyEndTime(applyEndTime);
-            list.add(itemBean);
-        }
-        banner
-                .setPageRightMargin(dip2px(this, 59))
+        final List<BannerItemBean> list = getList(4);
+        setBannerView(list);
+        setBanner2View(list);
+    }
+
+    private void setBannerView(final List<BannerItemBean> list) {
+        banner.setPageRightMargin(dip2px(this, 59))
 //                .setAutoPlay(true)
 //                .setBannerStyle(BannerConfig.NOT_INDICATOR)
                 .setBannerAnimation(ScaleRightTransformer.class)
                 .setOffscreenPageLimit(list.size())
                 .setDelayTime(3000)
-                .setPages(list, new HolderCreator<BannerViewHolder>() {
+                .setPages(list, new HolderCreator<SBannerViewHolder>() {
                     @Override
-                    public BannerViewHolder createViewHolder() {
+                    public SBannerViewHolder createViewHolder() {
                         return new CustomViewHolder();
                     }
                 })
@@ -93,16 +82,18 @@ public void onPageScrollStateChanged(int state) {
 
             }
         });
+    }
 
+    private void setBanner2View(final List<BannerItemBean> list) {
         banner2
 //                .setAutoPlay(true)
 //                .setBannerStyle(BannerConfig.NOT_INDICATOR)
                 .setBannerAnimation(ScaleRightTransformer.class)
                 .setOffscreenPageLimit(list.size())
                 .setDelayTime(3000)
-                .setPages(list, new HolderCreator<BannerViewHolder>() {
+                .setPages(list, new HolderCreator<SBannerViewHolder>() {
                     @Override
-                    public BannerViewHolder createViewHolder() {
+                    public SBannerViewHolder createViewHolder() {
                         return new CustomViewHolder2();
                     }
                 })
@@ -115,19 +106,21 @@ public void onBannerClick(int position) {
         });
     }
 
-    class CustomViewHolder implements BannerViewHolder<BannerItemBean> {
+    class CustomViewHolder implements SBannerViewHolder<BannerItemBean> {
 
         private TextView mTextView;
         private TextView tvDay;
         private TextView tvHour;
         private TextView tvMin;
         private TextView tvMiao;
+        private AppCompatButton btRefresh;
         CountDownTimer countDownTimer;
 
         @Override
         public View createView(Context context) {
             View view = LayoutInflater.from(context).inflate(R.layout.banner_item, null);
             mTextView = (TextView) view.findViewById(R.id.text);
+            btRefresh = (AppCompatButton) view.findViewById(R.id.bt_refresh);
             tvDay = (TextView) view.findViewById(R.id.tv_day);
             tvHour = (TextView) view.findViewById(R.id.tv_hour);
             tvMin = (TextView) view.findViewById(R.id.tv_min);
@@ -137,6 +130,19 @@ public View createView(Context context) {
 
         @Override
         public void onBind(Context context, int position, BannerItemBean data) {
+            if (position == 3) {
+                btRefresh.setText("刷新");
+                btRefresh.setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        setBannerView(getList(2));
+                        setBanner2View(getList(2));
+                    }
+                });
+            } else {
+                btRefresh.setText("立即申请");
+                btRefresh.setOnClickListener(null);
+            }
             // 数据绑定
             mTextView.setText(String.format("%d：%s", position, data.getTitle()));
 
@@ -174,12 +180,11 @@ public void onFinish() {
         }
     }
 
-    class CustomViewHolder2 implements BannerViewHolder<BannerItemBean> {
+    static class CustomViewHolder2 implements SBannerViewHolder<BannerItemBean> {
 
         @Override
         public View createView(Context context) {
-            View view = LayoutInflater.from(context).inflate(R.layout.item_banner_two, null);
-            return view;
+            return LayoutInflater.from(context).inflate(R.layout.item_banner_two, null);
         }
 
         @Override
@@ -211,6 +216,25 @@ public static int dip2px(Context context, float dpValue) {
         return (int) (dpValue * scale + 0.5f);
     }
 
+    private List<BannerItemBean> getList(int size) {
+        List<BannerItemBean> list = new ArrayList<>();
+        for (int i = 0; i < size; i++) {
+            BannerItemBean itemBean = new BannerItemBean();
+            itemBean.setTitle("我是标题-" + i);
+            long applyEndTime;
+            if (i == 0) {
+                applyEndTime = System.currentTimeMillis() / 1000 + 6000;
+            } else if (i == 1) {
+                applyEndTime = System.currentTimeMillis() / 1000 + 5000;
+            } else {
+                applyEndTime = System.currentTimeMillis() / 1000 + 4000;
+            }
+            itemBean.setApplyEndTime(applyEndTime);
+            list.add(itemBean);
+        }
+        return list;
+    }
+
     @Override
     protected void onPause() {
         super.onPause();
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 98a0ead..00061e1 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -11,7 +11,7 @@
     <me.jingbin.sbanner.SBannerView
         android:id="@+id/banner"
         android:layout_width="match_parent"
-        android:layout_height="370dp"
+        android:layout_height="330dp"
         app:indicator_height="6dp"
         app:indicator_margin="15dp"
         app:indicator_padding="6dp"
diff --git a/app/src/main/res/layout/banner_item.xml b/app/src/main/res/layout/banner_item.xml
index 87ce99d..ab2333d 100644
--- a/app/src/main/res/layout/banner_item.xml
+++ b/app/src/main/res/layout/banner_item.xml
@@ -5,11 +5,11 @@
 
     <android.support.v7.widget.CardView
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
         android:layout_marginStart="10dp"
         android:layout_marginTop="10dp"
         android:layout_marginEnd="10dp"
-        android:layout_marginBottom="30dp"
+        android:layout_marginBottom="20dp"
         android:elevation="4dp">
 
         <RelativeLayout xmlns:tools="http://schemas.android.com/tools"
@@ -125,6 +125,7 @@
             </LinearLayout>
 
             <android.support.v7.widget.AppCompatButton
+                android:id="@+id/bt_refresh"
                 style="@style/Widget.AppCompat.Button.Colored"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
diff --git a/build.gradle b/build.gradle
index 777b14d..003adcd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.3.1'
+        classpath 'com.android.tools.build:gradle:3.4.2'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index a5f3d44..3c204ee 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip
diff --git a/sbanner/src/main/java/me/jingbin/sbanner/SBannerView.java b/sbanner/src/main/java/me/jingbin/sbanner/SBannerView.java
index fb0a087..33a41ff 100755
--- a/sbanner/src/main/java/me/jingbin/sbanner/SBannerView.java
+++ b/sbanner/src/main/java/me/jingbin/sbanner/SBannerView.java
@@ -7,7 +7,6 @@
 import android.support.v4.view.ViewPager;
 import android.util.AttributeSet;
 import android.util.DisplayMetrics;
-import android.util.Log;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.MotionEvent;
@@ -30,7 +29,7 @@
 import me.jingbin.sbanner.config.BannerViewPager;
 import me.jingbin.sbanner.config.OnBannerClickListener;
 import me.jingbin.sbanner.config.WeakHandler;
-import me.jingbin.sbanner.holder.BannerViewHolder;
+import me.jingbin.sbanner.holder.SBannerViewHolder;
 import me.jingbin.sbanner.holder.HolderCreator;
 
 import static android.support.v4.view.ViewPager.OnPageChangeListener;
@@ -60,7 +59,7 @@ public class SBannerView extends FrameLayout implements OnPageChangeListener {
     private int count = 0;
     private int gravity = -1;
     private List mDatas;
-    private HolderCreator<BannerViewHolder> creator;
+    private HolderCreator<SBannerViewHolder> creator;
     private List<ImageView> indicatorImages;
     private Context context;
     private BannerViewPager viewPager;
@@ -245,7 +244,7 @@ public SBannerView setViewPagerIsScroll(boolean isScroll) {
         return this;
     }
 
-    public SBannerView setPages(List<?> datas, HolderCreator<BannerViewHolder> creator) {
+    public SBannerView setPages(List<?> datas, HolderCreator<SBannerViewHolder> creator) {
         this.mDatas = datas;
         this.creator = creator;
         this.count = datas.size();
@@ -367,15 +366,10 @@ private void setData() {
             }
         } else {
             if (isLoop) {
-                //currentItem = 1;
-                if (currentItem == -1) {
-                    currentItem = NUM / 2 - ((NUM / 2) % count) + 1;
-                }
+                currentItem = NUM / 2 - ((NUM / 2) % count) + 1;
                 lastPosition = 1;
             } else {
-                if (currentItem == -1) {
-                    currentItem = 0;
-                }
+                currentItem = 0;
                 lastPosition = 0;
             }
         }
@@ -384,7 +378,6 @@ private void setData() {
             viewPager.addOnPageChangeListener(this);
         }
         viewPager.setAdapter(adapter);
-        Log.e("currentItem", currentItem + "");
         viewPager.setCurrentItem(currentItem);
         viewPager.setOffscreenPageLimit(count);
         if (isScroll && count > 1) {
@@ -444,11 +437,9 @@ public void run() {
                     if (isLoop) {
                         // 最后一个 向前滑
                         if (currentItem == adapter.getCount()) {
-//                        Log.e("currentItem1", currentItem + "");
                             viewPager.setCurrentItem(currentItem);
                             handler.post(task);
                         } else {
-//                        Log.e("currentItem2", currentItem + "");
                             viewPager.setCurrentItem(currentItem);
                             handler.postDelayed(task, delayTime);
                         }
@@ -548,7 +539,7 @@ public Object instantiateItem(ViewGroup container, final int position) {
             if (creator == null) {
                 throw new RuntimeException("[Banner] --> The layout is not specified,请指定 holder");
             }
-            BannerViewHolder holder;
+            SBannerViewHolder holder;
             View view;
             if (mViewCache.size() == 0) {
                 holder = creator.createViewHolder();
@@ -556,7 +547,7 @@ public Object instantiateItem(ViewGroup container, final int position) {
                 view.setTag(holder);
             } else {
                 view = mViewCache.removeFirst();
-                holder = (BannerViewHolder) view.getTag();
+                holder = (SBannerViewHolder) view.getTag();
             }
 
             if (mDatas != null && mDatas.size() > 0) {
diff --git a/sbanner/src/main/java/me/jingbin/sbanner/holder/HolderCreator.java b/sbanner/src/main/java/me/jingbin/sbanner/holder/HolderCreator.java
index 7db04b0..b18a3e9 100755
--- a/sbanner/src/main/java/me/jingbin/sbanner/holder/HolderCreator.java
+++ b/sbanner/src/main/java/me/jingbin/sbanner/holder/HolderCreator.java
@@ -8,7 +8,7 @@
  * 需要 --
  * 可以 --
  */
-public interface HolderCreator<VH extends BannerViewHolder> {
+public interface HolderCreator<VH extends SBannerViewHolder> {
 
     /**
      * 创建ViewHolder
diff --git a/sbanner/src/main/java/me/jingbin/sbanner/holder/BannerViewHolder.java b/sbanner/src/main/java/me/jingbin/sbanner/holder/SBannerViewHolder.java
similarity index 86%
rename from sbanner/src/main/java/me/jingbin/sbanner/holder/BannerViewHolder.java
rename to sbanner/src/main/java/me/jingbin/sbanner/holder/SBannerViewHolder.java
index 5c5c66d..4846256 100755
--- a/sbanner/src/main/java/me/jingbin/sbanner/holder/BannerViewHolder.java
+++ b/sbanner/src/main/java/me/jingbin/sbanner/holder/SBannerViewHolder.java
@@ -3,7 +3,7 @@
 import android.content.Context;
 import android.view.View;
 
-public interface BannerViewHolder<T> {
+public interface SBannerViewHolder<T> {
 
     /**
      * 创建View