diff --git a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/BaseListAdapter.java b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/BaseListAdapter.java
index 12de1f9..ac6c4b8 100644
--- a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/BaseListAdapter.java
+++ b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/BaseListAdapter.java
@@ -25,8 +25,6 @@ public BaseListAdapter(Context context) {
     public BaseListAdapter(Context context, List<E> list) {
         this(context);
         mList = list;
-        mInflater = LayoutInflater.from(context);
-        mImageManager = new ImageManager(context);
     }
 
     @Override
@@ -42,11 +40,9 @@ public List<E> getData() {
         return mList;
     }
 
-    public void addALL(List<E> lists){
-        if(lists==null||lists.size()==0){
-            return ;
-        }
-        mList.addAll(lists);
+    public void addALL(List<E> list){
+        if(list==null||list.size()==0) return;
+        mList.addAll(list);
     }
     public void add(E item){
         mList.add(item);
diff --git a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterLeftAdapter.java b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterLeftAdapter.java
index 79ed43f..c4f5027 100644
--- a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterLeftAdapter.java
+++ b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterLeftAdapter.java
@@ -1,7 +1,6 @@
 package com.sunfusheng.StickyHeaderListView.adapter;
 
 import android.content.Context;
-import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.LinearLayout;
@@ -20,8 +19,6 @@
  */
 public class FilterLeftAdapter extends BaseListAdapter<FilterTwoEntity> {
 
-    private FilterTwoEntity selectedEntity;
-
     public FilterLeftAdapter(Context context) {
         super(context);
     }
@@ -31,9 +28,8 @@ public FilterLeftAdapter(Context context, List<FilterTwoEntity> list) {
     }
 
     public void setSelectedEntity(FilterTwoEntity filterEntity) {
-        this.selectedEntity = filterEntity;
         for (FilterTwoEntity entity : getData()) {
-            entity.setSelected(entity.getType().equals(selectedEntity.getType()));
+            entity.setSelected(filterEntity != null && entity.getType().equals(filterEntity.getType()));
         }
         notifyDataSetChanged();
     }
@@ -42,7 +38,7 @@ public void setSelectedEntity(FilterTwoEntity filterEntity) {
     public View getView(int position, View convertView, ViewGroup parent) {
         final ViewHolder holder;
         if (convertView == null) {
-            convertView = LayoutInflater.from(mContext).inflate(R.layout.item_filter_left, null);
+            convertView = mInflater.inflate(R.layout.item_filter_left, null);
             holder = new ViewHolder(convertView);
             convertView.setTag(holder);
         } else {
diff --git a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterOneAdapter.java b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterOneAdapter.java
index 68473b3..54b631c 100644
--- a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterOneAdapter.java
+++ b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterOneAdapter.java
@@ -1,7 +1,6 @@
 package com.sunfusheng.StickyHeaderListView.adapter;
 
 import android.content.Context;
-import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ImageView;
@@ -20,8 +19,6 @@
  */
 public class FilterOneAdapter extends BaseListAdapter<FilterEntity> {
 
-    private FilterEntity selectedEntity;
-
     public FilterOneAdapter(Context context) {
         super(context);
     }
@@ -31,9 +28,8 @@ public FilterOneAdapter(Context context, List<FilterEntity> list) {
     }
 
     public void setSelectedEntity(FilterEntity filterEntity) {
-        this.selectedEntity = filterEntity;
         for (FilterEntity entity : getData()) {
-            entity.setSelected(entity.getKey().equals(selectedEntity.getKey()));
+            entity.setSelected(filterEntity != null && entity.getKey().equals(filterEntity.getKey()));
         }
         notifyDataSetChanged();
     }
@@ -42,7 +38,7 @@ public void setSelectedEntity(FilterEntity filterEntity) {
     public View getView(int position, View convertView, ViewGroup parent) {
         final ViewHolder holder;
         if (convertView == null) {
-            convertView = LayoutInflater.from(mContext).inflate(R.layout.item_filter_one, null);
+            convertView = mInflater.inflate(R.layout.item_filter_one, null);
             holder = new ViewHolder(convertView);
             convertView.setTag(holder);
         } else {
diff --git a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterRightAdapter.java b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterRightAdapter.java
index 292c636..197fa14 100644
--- a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterRightAdapter.java
+++ b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/FilterRightAdapter.java
@@ -1,7 +1,6 @@
 package com.sunfusheng.StickyHeaderListView.adapter;
 
 import android.content.Context;
-import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ImageView;
@@ -35,7 +34,7 @@ public void setSelectedEntity(FilterEntity filterEntity) {
     public View getView(int position, View convertView, ViewGroup parent) {
         final ViewHolder holder;
         if (convertView == null) {
-            convertView = LayoutInflater.from(mContext).inflate(R.layout.item_filter_one, null);
+            convertView = mInflater.inflate(R.layout.item_filter_one, null);
             holder = new ViewHolder(convertView);
             convertView.setTag(holder);
         } else {
diff --git a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/HeaderChannelAdapter.java b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/HeaderChannelAdapter.java
index 399b1a1..15cd560 100644
--- a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/HeaderChannelAdapter.java
+++ b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/HeaderChannelAdapter.java
@@ -2,7 +2,6 @@
 
 import android.content.Context;
 import android.text.TextUtils;
-import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ImageView;
@@ -29,7 +28,7 @@ public HeaderChannelAdapter(Context context, List<ChannelEntity> list) {
     public View getView(int position, View convertView, ViewGroup parent) {
         final ViewHolder holder;
         if (convertView == null) {
-            convertView = LayoutInflater.from(mContext).inflate(R.layout.item_channel, null);
+            convertView = mInflater.inflate(R.layout.item_channel, null);
             holder = new ViewHolder(convertView);
             convertView.setTag(holder);
         } else {
diff --git a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/HeaderOperationAdapter.java b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/HeaderOperationAdapter.java
index c9034fe..20f041c 100644
--- a/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/HeaderOperationAdapter.java
+++ b/app/src/main/java/com/sunfusheng/StickyHeaderListView/adapter/HeaderOperationAdapter.java
@@ -2,7 +2,6 @@
 
 import android.content.Context;
 import android.text.TextUtils;
-import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ImageView;
@@ -33,7 +32,7 @@ public HeaderOperationAdapter(Context context, List<OperationEntity> list) {
     public View getView(int position, View convertView, ViewGroup parent) {
         final ViewHolder holder;
         if (convertView == null) {
-            convertView = LayoutInflater.from(mContext).inflate(R.layout.item_operation, null);
+            convertView = mInflater.inflate(R.layout.item_operation, null);
             holder = new ViewHolder(convertView);
             convertView.setTag(holder);
         } else {