diff --git a/.idea/caches/gradle_models.ser b/.idea/caches/gradle_models.ser
index 762ea9a..9de8fc4 100644
Binary files a/.idea/caches/gradle_models.ser and b/.idea/caches/gradle_models.ser differ
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index 8e3f899..99d96a6 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -3,6 +3,9 @@
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
+        <compositeConfiguration>
+          <compositeBuild compositeDefinitionSource="SCRIPT" />
+        </compositeConfiguration>
         <option name="distributionType" value="LOCAL" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
         <option name="gradleHome" value="E:\development\Android\Android Studio2.2\gradle\gradle-2.14.1" />
diff --git a/.idea/libraries/Gradle__com_jakewharton_butterknife_8_7_0_aar.xml b/.idea/libraries/Gradle__com_jakewharton_butterknife_8_7_0_aar.xml
index c82de45..bbbf3b6 100644
--- a/.idea/libraries/Gradle__com_jakewharton_butterknife_8_7_0_aar.xml
+++ b/.idea/libraries/Gradle__com_jakewharton_butterknife_8_7_0_aar.xml
@@ -1,8 +1,8 @@
 <component name="libraryTable">
   <library name="Gradle: com.jakewharton:butterknife:8.7.0@aar">
     <CLASSES>
-      <root url="jar://D:/dev/gradle/caches/transforms-2/files-2.1/f921caea90fce6ad4c254eafd0795b12/butterknife-8.7.0/jars/classes.jar!/" />
-      <root url="file://D:/dev/gradle/caches/transforms-2/files-2.1/f921caea90fce6ad4c254eafd0795b12/butterknife-8.7.0/res" />
+      <root url="jar://D:/dev/gradle/caches/transforms-2/files-2.1/1c94ee489280170e61ae84367ec51568/jetified-butterknife-8.7.0/jars/classes.jar!/" />
+      <root url="file://D:/dev/gradle/caches/transforms-2/files-2.1/1c94ee489280170e61ae84367ec51568/jetified-butterknife-8.7.0/res" />
     </CLASSES>
     <JAVADOC>
       <root url="jar://D:/dev/gradle/caches/modules-2/files-2.1/com.jakewharton/butterknife/8.7.0/b42823e93914dd5ba6e1aef1d346ddb179f05601/butterknife-8.7.0-javadoc.jar!/" />
diff --git a/.idea/modules.xml b/.idea/modules.xml
index 3c089c0..d58a76c 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -3,10 +3,7 @@
   <component name="ProjectModuleManager">
     <modules>
       <module fileurl="file://$PROJECT_DIR$/PageStateManager.iml" filepath="$PROJECT_DIR$/PageStateManager.iml" />
-      <module fileurl="file://$PROJECT_DIR$/app/PageStateManager-app.iml" filepath="$PROJECT_DIR$/app/PageStateManager-app.iml" />
-      <module fileurl="file://$PROJECT_DIR$/pagestate/PageStateManager-pagestate.iml" filepath="$PROJECT_DIR$/pagestate/PageStateManager-pagestate.iml" />
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
-      <module fileurl="file://$PROJECT_DIR$/github-PageStateManager.iml" filepath="$PROJECT_DIR$/github-PageStateManager.iml" />
       <module fileurl="file://$PROJECT_DIR$/pagestate/pagestate.iml" filepath="$PROJECT_DIR$/pagestate/pagestate.iml" />
     </modules>
   </component>
diff --git a/app/build.gradle b/app/build.gradle
index c31f14e..a318db5 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -21,10 +21,10 @@ android {
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
     testCompile 'junit:junit:4.12'
-    compile 'com.android.support:appcompat-v7:28.0.0'
+    compile 'androidx.appcompat:appcompat:1.1.0'
     compile project(path: ':pagestate')
     compile 'com.nineoldandroids:library:2.4.0'
-    compile 'com.jakewharton:butterknife:8.7.0'
-    annotationProcessor 'com.jakewharton:butterknife-compiler:8.7.0'
+    //compile 'com.jakewharton:butterknife:10.2.1'
+    //annotationProcessor 'com.jakewharton:butterknife-compiler:10.2.1'
     //compile 'com.wuhenzhizao:titlebar:1.2.0'
 }
diff --git a/app/src/main/java/com/hss01248/pagestate/demo/BaseActivity.java b/app/src/main/java/com/hss01248/pagestate/demo/BaseActivity.java
index 5e7af16..dca32dc 100644
--- a/app/src/main/java/com/hss01248/pagestate/demo/BaseActivity.java
+++ b/app/src/main/java/com/hss01248/pagestate/demo/BaseActivity.java
@@ -1,8 +1,8 @@
 package com.hss01248.pagestate.demo;
 
 import android.os.Bundle;
-import android.support.annotation.Nullable;
-import android.support.v7.app.AppCompatActivity;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
 import android.view.View;
 import android.widget.LinearLayout;
 import android.widget.TextView;
diff --git a/app/src/main/java/com/hss01248/pagestate/demo/CustomUIActy.java b/app/src/main/java/com/hss01248/pagestate/demo/CustomUIActy.java
index 3a7b34e..d2cb78c 100644
--- a/app/src/main/java/com/hss01248/pagestate/demo/CustomUIActy.java
+++ b/app/src/main/java/com/hss01248/pagestate/demo/CustomUIActy.java
@@ -3,7 +3,7 @@
 import android.app.Activity;
 import android.os.Bundle;
 import android.os.Handler;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.view.View;
 
 import com.hss01248.pagestate.PageStateConfig;
diff --git a/app/src/main/java/com/hss01248/pagestate/demo/MainActivity.java b/app/src/main/java/com/hss01248/pagestate/demo/MainActivity.java
index d272949..1de8150 100644
--- a/app/src/main/java/com/hss01248/pagestate/demo/MainActivity.java
+++ b/app/src/main/java/com/hss01248/pagestate/demo/MainActivity.java
@@ -2,7 +2,7 @@
 
 import android.os.Bundle;
 import android.os.Handler;
-import android.support.v7.app.AppCompatActivity;
+import androidx.appcompat.app.AppCompatActivity;
 import android.view.View;
 
 import com.hss01248.pagestate.PageStateConfig;
diff --git a/app/src/main/java/com/hss01248/pagestate/demo/ShapeLoadingView.java b/app/src/main/java/com/hss01248/pagestate/demo/ShapeLoadingView.java
index 5723690..54ee115 100644
--- a/app/src/main/java/com/hss01248/pagestate/demo/ShapeLoadingView.java
+++ b/app/src/main/java/com/hss01248/pagestate/demo/ShapeLoadingView.java
@@ -6,7 +6,7 @@
 import android.graphics.Paint;
 import android.graphics.Path;
 import android.os.Build;
-import android.support.v4.content.ContextCompat;
+import androidx.core.content.ContextCompat;
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.animation.DecelerateInterpolator;
diff --git a/app/src/main/java/com/hss01248/pagestate/demo/SplashActy.java b/app/src/main/java/com/hss01248/pagestate/demo/SplashActy.java
index 96ba338..d9deb05 100644
--- a/app/src/main/java/com/hss01248/pagestate/demo/SplashActy.java
+++ b/app/src/main/java/com/hss01248/pagestate/demo/SplashActy.java
@@ -3,36 +3,31 @@
 import android.app.Activity;
 import android.content.Intent;
 import android.os.Bundle;
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
 import android.view.View;
 import android.widget.Button;
 
-import butterknife.BindView;
-import butterknife.ButterKnife;
-import butterknife.OnClick;
+
 
 /**
  * Created by huangshuisheng on 2017/10/16.
  */
 
-public class SplashActy extends Activity {
+public class SplashActy extends Activity implements View.OnClickListener {
+
 
-    @BindView(R.id.button)
-    Button button;
-    @BindView(R.id.button2)
-    Button button2;
-    @BindView(R.id.button3)
-    Button button3;
 
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.acty_splash);
-        ButterKnife.bind(this);
+       findViewById(R.id.button).setOnClickListener(this);
+        findViewById(R.id.button2).setOnClickListener(this);
+        findViewById(R.id.button3).setOnClickListener(this);
     }
 
-    @OnClick({R.id.button, R.id.button2,R.id.button3})
-    public void onViewClicked(View view) {
+    @Override
+    public void onClick(View view) {
         switch (view.getId()) {
             case R.id.button:
                 startActivity(new Intent(this,MainActivity.class));
diff --git a/app/src/main/java/com/hss01248/pagestate/demo/XmlActivity.java b/app/src/main/java/com/hss01248/pagestate/demo/XmlActivity.java
index 55c175a..f6af9a4 100644
--- a/app/src/main/java/com/hss01248/pagestate/demo/XmlActivity.java
+++ b/app/src/main/java/com/hss01248/pagestate/demo/XmlActivity.java
@@ -2,8 +2,8 @@
 
 import android.os.Bundle;
 import android.os.Handler;
-import android.support.annotation.Nullable;
-import android.support.v7.app.AppCompatActivity;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
 import android.view.View;
 
 import com.hss01248.pagestate.PageStateConfig;
diff --git a/gradle.properties b/gradle.properties
index 1d3591c..915f0e6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,4 +15,6 @@
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
-# org.gradle.parallel=true
\ No newline at end of file
+# org.gradle.parallel=true
+android.enableJetifier=true
+android.useAndroidX=true
\ No newline at end of file
diff --git a/pagestate/build.gradle b/pagestate/build.gradle
index 7d54fc1..73fd8e9 100644
--- a/pagestate/build.gradle
+++ b/pagestate/build.gradle
@@ -20,5 +20,5 @@ android {
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
     testCompile 'junit:junit:4.12'
-    compile 'com.android.support:appcompat-v7:28.0.0'
+    api 'androidx.appcompat:appcompat:1.1.0'
 }
diff --git a/pagestate/src/main/java/com/hss01248/pagestate/NoNetworkHelper.java b/pagestate/src/main/java/com/hss01248/pagestate/NoNetworkHelper.java
index 15ba2b2..ba8a3a6 100644
--- a/pagestate/src/main/java/com/hss01248/pagestate/NoNetworkHelper.java
+++ b/pagestate/src/main/java/com/hss01248/pagestate/NoNetworkHelper.java
@@ -1,12 +1,11 @@
 package com.hss01248.pagestate;
 
-import android.app.Activity;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
-import android.support.v7.app.AlertDialog;
+import androidx.appcompat.app.AlertDialog;
 
 /**
  * time:2020/4/25
diff --git a/pagestate/src/main/java/com/hss01248/pagestate/PageStateManager.java b/pagestate/src/main/java/com/hss01248/pagestate/PageStateManager.java
index fd45322..19a8b93 100644
--- a/pagestate/src/main/java/com/hss01248/pagestate/PageStateManager.java
+++ b/pagestate/src/main/java/com/hss01248/pagestate/PageStateManager.java
@@ -2,7 +2,7 @@
 
 import android.app.Activity;
 import android.content.Context;
-import android.support.v4.app.Fragment;
+import androidx.fragment.app.Fragment;
 import android.view.View;
 import android.view.ViewGroup;
 
diff --git a/pagestate/src/main/res/drawable-xxhdpi/ic_empty_page.webp b/pagestate/src/main/res/drawable-xxhdpi/ic_empty_page.webp
deleted file mode 100644
index 5d53c1a..0000000
Binary files a/pagestate/src/main/res/drawable-xxhdpi/ic_empty_page.webp and /dev/null differ
diff --git a/pagestate/src/main/res/drawable-xxhdpi/ic_empty_page_2.png b/pagestate/src/main/res/drawable-xxhdpi/ic_empty_page_2.png
new file mode 100644
index 0000000..c1ee173
Binary files /dev/null and b/pagestate/src/main/res/drawable-xxhdpi/ic_empty_page_2.png differ
diff --git a/pagestate/src/main/res/drawable-xxhdpi/ic_error_page.png b/pagestate/src/main/res/drawable-xxhdpi/ic_error_page.png
index 1859ba4..dc92ba1 100644
Binary files a/pagestate/src/main/res/drawable-xxhdpi/ic_error_page.png and b/pagestate/src/main/res/drawable-xxhdpi/ic_error_page.png differ
diff --git a/pagestate/src/main/res/layout/pager_empty.xml b/pagestate/src/main/res/layout/pager_empty.xml
index 60a3712..bf78f96 100644
--- a/pagestate/src/main/res/layout/pager_empty.xml
+++ b/pagestate/src/main/res/layout/pager_empty.xml
@@ -1,26 +1,31 @@
 <?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:background="#ffffff"
+    android:orientation="vertical"
+    android:gravity="center_horizontal"
     android:layout_height="match_parent" >
 
     <ImageView
         android:id="@+id/empty_icon"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
+        android:layout_width="204dp"
+        android:layout_height="228dp"
        android:layout_centerHorizontal="true"
-        android:layout_marginTop="40dp"
-        android:src="@drawable/ic_empty_page" />
+        android:layout_marginTop="60dp"
+        android:src="@drawable/ic_empty_page_2" />
     <TextView
         android:id="@+id/tv_msg_empty"
         android:layout_below="@id/empty_icon"
-        android:layout_marginTop="15dp"
+        android:layout_marginTop="20dp"
         android:textSize="15sp"
         android:layout_centerHorizontal="true"
-        android:text="咦...没有任何内容，先去逛逛别的吧"
+        android:text="@string/pagestate_empty_msg"
         android:textColor="#666666"
-        android:layout_width="wrap_content"
+        android:gravity="center"
+        android:paddingLeft="16dp"
+        android:paddingRight="16dp"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content" />
 
 
-</RelativeLayout>
\ No newline at end of file
+</LinearLayout>
\ No newline at end of file
diff --git a/pagestate/src/main/res/layout/pager_error.xml b/pagestate/src/main/res/layout/pager_error.xml
index 4ab6e59..453d2a9 100644
--- a/pagestate/src/main/res/layout/pager_error.xml
+++ b/pagestate/src/main/res/layout/pager_error.xml
@@ -1,11 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<!--<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:background="#ffffff"
-    android:layout_height="match_parent" >
+    android:layout_height="match_parent" >-->
 
     <LinearLayout
-
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        android:background="#ffffff"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_centerInParent="true"
@@ -20,9 +21,9 @@
 
         <TextView
             android:id="@+id/tv_msg_error"
-            android:text="来到一个没有网络的异次元"
+            android:text="@string/pagestate_error_occurs"
             android:textColor="#333333"
-            android:textSize="13sp"
+            android:textSize="14sp"
             android:gravity="center"
             android:layout_marginBottom="20dp"
             android:layout_marginLeft="20dp"
@@ -39,9 +40,10 @@
             android:background="@drawable/selector_btn_bg"
             android:paddingLeft="25dp"
             android:paddingRight="25dp"
-            android:text="加载失败,点击重试"
+            android:text="@string/pagestate_click_to_retry"
             android:textColor="#ff717171"
             android:textSize="14sp" />
     </LinearLayout>
 
-</RelativeLayout>
\ No newline at end of file
+<!--
+</RelativeLayout>-->
diff --git a/pagestate/src/main/res/layout/pager_loading.xml b/pagestate/src/main/res/layout/pager_loading.xml
index e4881e4..d6afd69 100644
--- a/pagestate/src/main/res/layout/pager_loading.xml
+++ b/pagestate/src/main/res/layout/pager_loading.xml
@@ -16,13 +16,14 @@
         />
 
     <TextView
-        android:text="加载中..."
+        android:text="@string/page_loading"
         android:layout_marginTop="20dp"
         android:layout_centerHorizontal="true"
         android:layout_below="@id/progressbar"
         android:textSize="16sp"
+        android:gravity="center"
         android:textColor="#333333"
-        android:layout_width="wrap_content"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content" />
 
 
diff --git a/pagestate/src/main/res/values-zh/strings.xml b/pagestate/src/main/res/values-zh/strings.xml
index ab3bfc1..6dc97e9 100644
--- a/pagestate/src/main/res/values-zh/strings.xml
+++ b/pagestate/src/main/res/values-zh/strings.xml
@@ -5,4 +5,8 @@
     </string>
     <string name="pagestate_go_setting">去设置页</string>
     <string name="pagestate_cancel">取消</string>
+    <string name="page_loading">加载中…</string>
+    <string name="pagestate_click_to_retry">点击重试</string>
+    <string name="pagestate_error_occurs">发生了一些错误,请稍后重试</string>
+    <string name="pagestate_empty_msg">咦…没有任何内容，先去逛逛别的吧</string>
 </resources>
diff --git a/pagestate/src/main/res/values/strings.xml b/pagestate/src/main/res/values/strings.xml
index f3a743f..2ec2f23 100644
--- a/pagestate/src/main/res/values/strings.xml
+++ b/pagestate/src/main/res/values/strings.xml
@@ -8,4 +8,8 @@
     </string>
     <string name="pagestate_go_setting">Go Settings</string>
     <string name="pagestate_cancel">Cancel</string>
+    <string name="page_loading">loading…</string>
+    <string name="pagestate_click_to_retry">click to retry</string>
+    <string name="pagestate_error_occurs">some error occurs</string>
+    <string name="pagestate_empty_msg">opps, it seems that response is empty, go to see something else</string>
 </resources>