diff --git a/demo/build.gradle b/demo/build.gradle
index 5a4d84d..25697dc 100644
--- a/demo/build.gradle
+++ b/demo/build.gradle
@@ -33,3 +33,4 @@ dependencies {
 
     compile project(':easymvp')
 }
+
diff --git a/demo/src/main/java/com/example/zane/demo/presenter/MainActivity.java b/demo/src/main/java/com/example/zane/demo/presenter/MainActivity.java
index 712ba55..8ad315f 100644
--- a/demo/src/main/java/com/example/zane/demo/presenter/MainActivity.java
+++ b/demo/src/main/java/com/example/zane/demo/presenter/MainActivity.java
@@ -15,6 +15,7 @@
 import com.example.zane.demo.Bean.RecycleviewData;
 import com.example.zane.demo.Constant;
 import com.example.zane.demo.view.MainListView;
+import com.example.zane.easymvp.base.IPersenter;
 import com.example.zane.easymvp.base.IView;
 import com.example.zane.easymvp.presenter.BaseActivityPresenter;
 import com.example.zane.easymvp.presenter.BaseListAdapterPresenter;
@@ -84,7 +85,7 @@ public void inDestory() {
     }
 
     @Override
-    public AppCompatActivity getContext() {
+    public IPersenter getPersenter() {
         return this;
     }
 
diff --git a/demo/src/main/java/com/example/zane/demo/presenter/MainActivity2.java b/demo/src/main/java/com/example/zane/demo/presenter/MainActivity2.java
index 772e18a..d78da2b 100644
--- a/demo/src/main/java/com/example/zane/demo/presenter/MainActivity2.java
+++ b/demo/src/main/java/com/example/zane/demo/presenter/MainActivity2.java
@@ -8,6 +8,7 @@
 
 import com.example.zane.demo.R;
 import com.example.zane.demo.view.MainView2;
+import com.example.zane.easymvp.base.IPersenter;
 import com.example.zane.easymvp.presenter.BaseActivityPresenter;
 
 /**
@@ -39,7 +40,7 @@ public void inDestory() {
     }
 
     @Override
-    public Activity getContext() {
+    public IPersenter getPersenter() {
         return this;
     }
 }
diff --git a/demo/src/main/java/com/example/zane/demo/view/MainListView.java b/demo/src/main/java/com/example/zane/demo/view/MainListView.java
index 697a998..9599c9d 100644
--- a/demo/src/main/java/com/example/zane/demo/view/MainListView.java
+++ b/demo/src/main/java/com/example/zane/demo/view/MainListView.java
@@ -7,11 +7,14 @@
 import android.widget.Toast;
 
 import com.example.zane.demo.R;
+import com.example.zane.demo.presenter.MainActivity;
 import com.example.zane.demo.presenter.MyRecycleviewAdapter;
+import com.example.zane.easymvp.base.IPersenter;
 import com.example.zane.easymvp.view.BaseViewImpl;
 
 import butterknife.Bind;
 
+
 /**
  * Created by Zane on 15/12/20.
  */
@@ -26,9 +29,15 @@ public int getRootViewId() {
         return R.layout.activity_main;
     }
 
+//    @Override
+//    public void setActivityContext(Activity activity) {
+//        this.activity = activity;
+//    }
+
+
     @Override
-    public void setActivityContext(Activity activity) {
-        this.activity = activity;
+    public void injectPresenter(IPersenter persenter) {
+        activity = (MainActivity) persenter;
     }
 
     @Override
diff --git a/demo/src/main/java/com/example/zane/demo/view/MainView2.java b/demo/src/main/java/com/example/zane/demo/view/MainView2.java
index 5f00fee..742115b 100644
--- a/demo/src/main/java/com/example/zane/demo/view/MainView2.java
+++ b/demo/src/main/java/com/example/zane/demo/view/MainView2.java
@@ -7,10 +7,14 @@
 import android.widget.Toast;
 
 import com.example.zane.demo.R;
+
+import com.example.zane.demo.presenter.MainActivity2;
+import com.example.zane.easymvp.base.IPersenter;
 import com.example.zane.easymvp.view.BaseViewImpl;
 
 import butterknife.Bind;
 
+
 /**
  * Created by Zane on 16/1/27.
  */
@@ -28,8 +32,8 @@ public int getRootViewId() {
     }
 
     @Override
-    public void setActivityContext(Activity activity) {
-        context = activity;
+    public void injectPresenter(IPersenter persenter) {
+        context = (Context) persenter;
     }
 
     @Override
diff --git a/easymvp/build.gradle b/easymvp/build.gradle
index adcd986..d124993 100644
--- a/easymvp/build.gradle
+++ b/easymvp/build.gradle
@@ -25,4 +25,4 @@ dependencies {
     compile 'com.android.support:support-v4:23.1.1'
     compile 'com.android.support:recyclerview-v7:23.1.1'
     compile 'com.jakewharton:butterknife:7.0.1'
-}
+}
\ No newline at end of file
diff --git a/easymvp/src/main/java/com/example/zane/easymvp/base/IPersenter.java b/easymvp/src/main/java/com/example/zane/easymvp/base/IPersenter.java
new file mode 100644
index 0000000..23a3593
--- /dev/null
+++ b/easymvp/src/main/java/com/example/zane/easymvp/base/IPersenter.java
@@ -0,0 +1,10 @@
+package com.example.zane.easymvp.base;
+
+/**
+ * Created by Zane on 2017/5/11.
+ * Email: zanebot96@gmail.com
+ * Blog: zane96.github.io
+ */
+
+public interface IPersenter {
+}
diff --git a/easymvp/src/main/java/com/example/zane/easymvp/base/IView.java b/easymvp/src/main/java/com/example/zane/easymvp/base/IView.java
index 3f840dc..69ec5d8 100644
--- a/easymvp/src/main/java/com/example/zane/easymvp/base/IView.java
+++ b/easymvp/src/main/java/com/example/zane/easymvp/base/IView.java
@@ -49,9 +49,10 @@ public interface IView{
     void removeView();
 
     /**
-     * 在presenter里面返回自己的context给view层
+     * 注入P
+     * @param persenter
      */
-    void setActivityContext(Activity activity);
+    void injectPresenter(IPersenter persenter);
 
     /**
      * 在presenter销毁的时候调用,生命周期同步一下,有时候需要在view释放什么
diff --git a/easymvp/src/main/java/com/example/zane/easymvp/presenter/BaseActivityPresenter.java b/easymvp/src/main/java/com/example/zane/easymvp/presenter/BaseActivityPresenter.java
index 6131230..fb065c5 100644
--- a/easymvp/src/main/java/com/example/zane/easymvp/presenter/BaseActivityPresenter.java
+++ b/easymvp/src/main/java/com/example/zane/easymvp/presenter/BaseActivityPresenter.java
@@ -5,20 +5,21 @@
 import android.support.v7.app.AppCompatActivity;
 import android.util.Log;
 
+import com.example.zane.easymvp.base.IPersenter;
 import com.example.zane.easymvp.base.IView;
 
 
 /**
  * Created by Zane on 15/12/18.
  */
-public abstract class BaseActivityPresenter<V extends IView> extends AppCompatActivity{
+public abstract class BaseActivityPresenter<V extends IView> extends AppCompatActivity implements IPersenter{
 
     protected V v;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        Log.i("BaseActivityPresenter", "creat");
+
         try {
             v = getRootViewClass().newInstance();
         } catch (InstantiationException e) {
@@ -29,7 +30,7 @@ protected void onCreate(Bundle savedInstanceState) {
 
         v.creatView(getLayoutInflater(), null, savedInstanceState);
         v.initView();
-        v.setActivityContext(getContext());
+        v.injectPresenter(getPersenter());
 
         setContentView(v.getRootView());
 
@@ -48,6 +49,6 @@ protected void onDestroy() {
     public abstract Class<V> getRootViewClass();
     public abstract void inCreat(Bundle savedInstanceState);
     public abstract void inDestory();
-    public abstract Activity getContext();
+    public abstract IPersenter getPersenter();
 
 }
diff --git a/easymvp/src/main/java/com/example/zane/easymvp/presenter/BaseFragmentPresenter.java b/easymvp/src/main/java/com/example/zane/easymvp/presenter/BaseFragmentPresenter.java
index 57acdcb..50f70bb 100644
--- a/easymvp/src/main/java/com/example/zane/easymvp/presenter/BaseFragmentPresenter.java
+++ b/easymvp/src/main/java/com/example/zane/easymvp/presenter/BaseFragmentPresenter.java
@@ -9,12 +9,13 @@
 import android.view.View;
 import android.view.ViewGroup;
 
+import com.example.zane.easymvp.base.IPersenter;
 import com.example.zane.easymvp.base.IView;
 
 /**
  * Created by Zane on 15/12/18.
  */
-public abstract class BaseFragmentPresenter<T extends IView> extends Fragment{
+public abstract class BaseFragmentPresenter<T extends IView> extends Fragment implements IPersenter{
 
     protected T v;
 
@@ -29,7 +30,7 @@ public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
             e.printStackTrace();
         }
         v.creatView(inflater, container, savedInstanceState);
-        v.setActivityContext((Activity) getContext());
+        v.injectPresenter(getPersenter());
         return v.getRootView();
     }
 
@@ -48,6 +49,5 @@ public void onDestroy() {
     }
 
     public abstract Class<T> getRootViewClass();
-    public abstract FragmentActivity getContext();
-
+    public abstract IPersenter getPersenter();
 }
diff --git a/easymvp/src/main/java/com/example/zane/easymvp/view/BaseViewImpl.java b/easymvp/src/main/java/com/example/zane/easymvp/view/BaseViewImpl.java
index 9926dcf..3264da0 100644
--- a/easymvp/src/main/java/com/example/zane/easymvp/view/BaseViewImpl.java
+++ b/easymvp/src/main/java/com/example/zane/easymvp/view/BaseViewImpl.java
@@ -8,11 +8,13 @@
 import android.view.View;
 import android.view.ViewGroup;
 
+import com.example.zane.easymvp.base.IPersenter;
 import com.example.zane.easymvp.base.IView;
 
 import butterknife.ButterKnife;
 
 
+
 /**
  * Created by Zane on 15/12/18.
  * 将view加载的过程写在抽象类，做到代码复用。
@@ -22,6 +24,7 @@ public abstract class BaseViewImpl implements IView {
     protected View view;
     protected final SparseArray<View> mViews = new SparseArray<>();
 
+
     public void creatView(LayoutInflater inflater, ViewGroup parent, Bundle bundle) {
         int resourceId = getRootViewId();
 
@@ -47,7 +50,7 @@ public final void removeView() {
         ButterKnife.unbind(this);
     }
 
-    public abstract void setActivityContext(Activity activity);
+    public abstract void injectPresenter(IPersenter persenter);
 
     private final <T extends View> T bindView(int id) {
         T view2 = (T) mViews.get(id);
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 40fc9d1..635d3d8 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Nov 09 15:31:30 CST 2016
+#Tue May 09 13:07:06 CST 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.4.1-all.zip