diff --git a/settings.gradle b/settings.gradle
index 3b011ba..d8f14a1 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1 +1 @@
-include ':app', ':test'
+include ':library'
diff --git a/test/build.gradle b/test/build.gradle
index 42ac5be..b3d0427 100644
--- a/test/build.gradle
+++ b/test/build.gradle
@@ -35,5 +35,5 @@ dependencies {
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
     implementation 'com.android.support:recyclerview-v7:28.0.0'
-    implementation project(':app')
+    implementation project(':library')
 }
diff --git a/test/src/main/java/k/lhl/test/MainActivity.kt b/test/src/main/java/k/lhl/test/MainActivity.kt
index 766094f..20808e0 100644
--- a/test/src/main/java/k/lhl/test/MainActivity.kt
+++ b/test/src/main/java/k/lhl/test/MainActivity.kt
@@ -5,10 +5,7 @@ import android.os.Bundle
 import android.support.v7.widget.LinearLayoutManager
 import android.util.SparseArray
 import android.widget.Toast
-import k.lhl.adapter.Adapter
-import k.lhl.adapter.MultiRecyclerAdapter
-import k.lhl.adapter.RecyclerAdapter
-import k.lhl.adapter.positon
+import k.lhl.adapter.*
 import kotlinx.android.synthetic.main.activity_main.*
 import kotlinx.android.synthetic.main.item_test.view.*
 
@@ -18,62 +15,88 @@ class MainActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
 
-        val data = mutableListOf<String>()
-        for (i in 0..10) {
-            data.add(i.toString())
-        }
+//        val data = mutableListOf<String>()
+//        for (i in 10..30) {
+//            data.add(i.toString())
+//        }
 //
 //        recyList.layoutManager = LinearLayoutManager(this).apply { orientation = LinearLayoutManager.VERTICAL }
-//
-//        recyList.adapter = RecyclerAdapter(data, R.layout.item_test) { item, position ->
-//            tvNum.text = item
+//        recyList.adapter = RecyclerAdapter(data, R.layout.item_test) {
+//            tvNum.text = it
 //            btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击" + position, Toast.LENGTH_SHORT).show() }
 //        }.setOnItemClickListener {
-//            Toast.makeText(this@MainActivity, "点击    $position", Toast.LENGTH_SHORT).show()
+//            Toast.makeText(this@MainActivity, "点击    $position    $it", Toast.LENGTH_SHORT).show()
 //        }.setOnItemLongClickListener {
-//            Toast.makeText(this@MainActivity, "长按    $position", Toast.LENGTH_SHORT).show()
+//            Toast.makeText(this@MainActivity, "长按    $position     $it", Toast.LENGTH_SHORT).show()
 //        }
 
 //
-        lvList.adapter = Adapter(data, R.layout.item_test) {
-            tvNum.text = this.item
-            btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击" + item, Toast.LENGTH_SHORT).show() }
-        }
-
-//        val data = mutableListOf<Pair<Int, String>>()
-//        for (i in 1..20) {
-//            if (i < 4)
-//                data.add(Pair(0, i.toString()))
-//            else
-//                data.add(Pair(1, i.toString()))
-//        }
 //
-//        recyList.layoutManager = LinearLayoutManager(this).apply { orientation = LinearLayoutManager.VERTICAL }
-//        recyList.adapter = MultiRecyclerAdapter(data, SparseArray<Int>().apply { put(0, R.layout.item_test);put(1, R.layout.item_test_2) }) { item, position ->
-//            tvNum.text = item
+//        lvList.adapter = Adapter(data, R.layout.item_test) {
+//            tvNum.text = it
 //            btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击" + position, Toast.LENGTH_SHORT).show() }
+//        }
+
+        val data = mutableListOf<Pair<Int, String>>()
+        for (i in 10..30) {
+            if (i < 14 || i > 28)
+                data.add(Pair(0, i.toString()))
+            else
+                data.add(Pair(1, i.toString()))
+        }
+
+        recyList.layoutManager = LinearLayoutManager(this).apply { orientation = LinearLayoutManager.VERTICAL }
+        recyList.adapter = MultiRecyclerAdapter(data, SparseArray<Int>().apply { put(0, R.layout.item_test);put(1, R.layout.item_test_2) }) {
+            when (type) {
+                0 -> {
+                    tvNum.text = it
+                    btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击类型1     $position", Toast.LENGTH_SHORT).show() }
+                }
+                1 -> {
+                    tvNum.text = it
+                    btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击类型2      $position", Toast.LENGTH_SHORT).show() }
+                }
+            }
+        }.setOnItemClickListener {
+            Toast.makeText(this@MainActivity, "点击    $position     $it", Toast.LENGTH_SHORT).show()
+        }.setOnItemLongClickListener {
+            Toast.makeText(this@MainActivity, "长按    $position     $it", Toast.LENGTH_SHORT).show()
+        }
+
+//        recyList.adapter = MulRecyclerAdapter(data, 0, R.layout.item_test) {
+//            tvNum.text = it
+//            btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击类型1     $position", Toast.LENGTH_SHORT).show() }
+//        }.addItemType(1, R.layout.item_test_2) {
+//            tvNum.text = it
+//            btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击类型2     $position", Toast.LENGTH_SHORT).show() }
 //        }.setOnItemClickListener {
-//            Toast.makeText(this@MainActivity, "点击    $item", Toast.LENGTH_SHORT).show()
+//            Toast.makeText(this@MainActivity, "点击    $position     $it", Toast.LENGTH_SHORT).show()
 //        }.setOnItemLongClickListener {
-//            Toast.makeText(this@MainActivity, "长按    $position", Toast.LENGTH_SHORT).show()
+//            Toast.makeText(this@MainActivity, "长按    $position     $it", Toast.LENGTH_SHORT).show()
 //        }
 
 
-//
-//
-//        lvList.adapter = MultiAdapter(data, SparseArray<Int>().apply { put(0, R.layout.item_test);put(1, R.layout.item_test_2) }) { type, item, position ->
+//        lvList.adapter = MultiAdapter(data, SparseArray<Int>().apply { put(0, R.layout.item_test);put(1, R.layout.item_test_2) }) {
 //            when (type) {
 //                0 -> {
-//                    tvNum.text = "$item  类型0"
+//                    tvNum.text = "$it  类型0"
 //                    btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击$position   类型0", Toast.LENGTH_SHORT).show() }
 //                }
 //                1 -> {
-//                    tvNum.text = "$item  类型1"
+//                    tvNum.text = "$it  类型1"
 //                    btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击$position   类型1", Toast.LENGTH_SHORT).show() }
 //                }
 //            }
 //        }
 
+//        lvList.adapter = MulAdapter(data, 0, R.layout.item_test) {
+//            tvNum.text = "$it  类型1"
+//            btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击$position   类型1", Toast.LENGTH_SHORT).show() }
+//        }.addItemType(1, R.layout.item_test_2) {
+//            tvNum.text = "$it  类型2"
+//            btn.setOnClickListener { Toast.makeText(this@MainActivity, "点击$position   类型2", Toast.LENGTH_SHORT).show() }
+//        }
+
 
     }
 }
diff --git a/test/src/main/res/layout/activity_main.xml b/test/src/main/res/layout/activity_main.xml
index 0a54e42..5bb8bbc 100644
--- a/test/src/main/res/layout/activity_main.xml
+++ b/test/src/main/res/layout/activity_main.xml
@@ -11,14 +11,14 @@
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:text="Hello World!"
-        android:visibility="visible"
+        android:visibility="gone"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintLeft_toLeftOf="parent"
         app:layout_constraintRight_toRightOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
     <android.support.v7.widget.RecyclerView
-        android:visibility="gone"
+        android:visibility="visible"
         app:layoutManager="android.support.v7.widget.LinearLayoutManager"
         android:id="@+id/recyList"
         android:layout_width="match_parent"