diff --git a/app/build.gradle b/app/build.gradle
index 80c0314..d861a1f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -116,7 +116,7 @@ dependencies {
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
 
     //是否使用本地lib
-    def useLocalModule = false
+    def useLocalModule = true
     if (!useLocalModule) {
 //        implementation 'com.github.mirkowu:mvm:$ext.mvm_version'   //可以直接依赖总仓库，也可以依赖指定库
         implementation "com.github.mirkowu.mvm:lib_base:$ext.mvm_version"
diff --git a/app/src/main/java/com/mirkowu/mvm/ui/mvvm/MVVMMediator.kt b/app/src/main/java/com/mirkowu/mvm/ui/mvvm/MVVMMediator.kt
index 4283e10..89336ea 100644
--- a/app/src/main/java/com/mirkowu/mvm/ui/mvvm/MVVMMediator.kt
+++ b/app/src/main/java/com/mirkowu/mvm/ui/mvvm/MVVMMediator.kt
@@ -1,6 +1,5 @@
 package com.mirkowu.mvm.ui.mvvm
 
-import androidx.lifecycle.MutableLiveData
 import com.mirkowu.lib_base.mediator.BaseMediator
 import com.mirkowu.lib_base.util.RxLife
 import com.mirkowu.lib_base.util.RxScheduler
@@ -10,6 +9,7 @@ import com.mirkowu.lib_network.ErrorType
 import com.mirkowu.lib_network.state.ResponseData
 import com.mirkowu.lib_network.state.ResponseLiveData
 import com.mirkowu.lib_util.LogUtil
+import com.mirkowu.lib_util.livedata.SingleLiveData
 import com.mirkowu.lib_util.utilcode.util.NetworkUtils
 import com.mirkowu.mvm.BizModel
 import com.mirkowu.mvm.bean.GankBaseBean
@@ -22,14 +22,14 @@ import io.reactivex.rxjava3.core.Observable
 open class MVVMMediator : BaseMediator<IBaseView?, BizModel?>() {
     @JvmField
     val mImageData = ResponseLiveData<List<RandomImageBean>>()
-    var mLiveData = MutableLiveData<Any>()
-    var mError = MutableLiveData<Throwable>()
+    var mLiveData = SingleLiveData<Any>()
+    var mError = SingleLiveData<Throwable>()
 
     @JvmField
-    var mRequestImageListData = MutableLiveData<ResponseData<List<GankImageBean>>>()
+    var mRequestImageListData = SingleLiveData<ResponseData<List<GankImageBean>>>()
 
     @JvmField
-    var mImageError = MutableLiveData<ErrorBean>()
+    var mImageError = SingleLiveData<ErrorBean>()
 
     var mPingResult = ResponseLiveData<Boolean>()
 
diff --git a/lib_base/src/main/java/com/mirkowu/lib_base/event/StateBean.java b/lib_base/src/main/java/com/mirkowu/lib_base/event/StateBean.java
index 8a291ce..ed60ffb 100644
--- a/lib_base/src/main/java/com/mirkowu/lib_base/event/StateBean.java
+++ b/lib_base/src/main/java/com/mirkowu/lib_base/event/StateBean.java
@@ -1,19 +1,19 @@
-package com.mirkowu.lib_base.event;
-
-import java.io.Serializable;
-
-public class StateBean implements Serializable {
-    private static final long serialVersionUID = 330324159087062791L;
-    public int state;
-    public int code;
-    public String msg;
-
-    public StateBean() {
-    }
-
-    public StateBean(int state, int code, String msg) {
-        this.state = state;
-        this.code = code;
-        this.msg = msg;
-    }
-}
+//package com.mirkowu.lib_base.event;
+//
+//import java.io.Serializable;
+//
+//public class StateBean implements Serializable {
+//    private static final long serialVersionUID = 330324159087062791L;
+//    public int state;
+//    public int code;
+//    public String msg;
+//
+//    public StateBean() {
+//    }
+//
+//    public StateBean(int state, int code, String msg) {
+//        this.state = state;
+//        this.code = code;
+//        this.msg = msg;
+//    }
+//}
diff --git a/lib_base/src/main/java/com/mirkowu/lib_base/event/UiChangeEvent.java b/lib_base/src/main/java/com/mirkowu/lib_base/event/UiChangeEvent.java
index 64efccc..9eb6198 100644
--- a/lib_base/src/main/java/com/mirkowu/lib_base/event/UiChangeEvent.java
+++ b/lib_base/src/main/java/com/mirkowu/lib_base/event/UiChangeEvent.java
@@ -1,127 +1,127 @@
-package com.mirkowu.lib_base.event;
-
-import android.os.Bundle;
-
-import androidx.annotation.NonNull;
-import androidx.lifecycle.LifecycleOwner;
-import androidx.lifecycle.MutableLiveData;
-import androidx.lifecycle.Observer;
-
-import com.mirkowu.lib_base.view.IBaseView;
-
-public class UiChangeEvent {
-    private SingleLiveEvent<Boolean> mIsShowLoadingDialogEvent;
-    private SingleLiveEvent<Boolean> mIsEmptyViewEvent;
-    private SingleLiveEvent<Boolean> mIsDismissViewEvent;
-    private SingleLiveEvent<Boolean> mIsReloadViewEvent;
-    private SingleLiveEvent<String> mJumpPathEvent;
-    private SingleLiveEvent<Bundle> mJumpPathParamsEvent;
-    private SingleLiveEvent<StateBean> mStateViewEvent;
-    //显示 、隐藏
-//    private SingleLiveEvent<ApiException> mErrorEvent;//加载中、网络错误、服务器异常、（点击刷新）、空数据
-
-    public UiChangeEvent() {
-    }
-
-    public MutableLiveData<Boolean> getShowLoadingDialogEvent() {
-        return this.mIsShowLoadingDialogEvent = this.getLiveData(this.mIsShowLoadingDialogEvent);
-    }
-
-    public MutableLiveData<StateBean> getStateViewEvent() {
-        return this.mStateViewEvent = this.getLiveData(this.mStateViewEvent);
-    }
-
-    public MutableLiveData<Boolean> getEmptyViewEvent() {
-        return this.mIsEmptyViewEvent = this.getLiveData(this.mIsEmptyViewEvent);
-    }
-
-    public MutableLiveData<Boolean> getDismissViewEvent() {
-        return this.mIsDismissViewEvent = this.getLiveData(this.mIsDismissViewEvent);
-    }
-
-    public MutableLiveData<Boolean> getReloadViewEvent() {
-        return this.mIsReloadViewEvent = this.getLiveData(this.mIsReloadViewEvent);
-    }
-
-    public MutableLiveData<String> getJumpPagePathEvent() {
-        return this.mJumpPathEvent = this.getLiveData(this.mJumpPathEvent);
-    }
-
-    public MutableLiveData<Bundle> getJumpPageParamsEvent() {
-        return this.mJumpPathParamsEvent = this.getLiveData(this.mJumpPathParamsEvent);
-    }
-
-    private <T> SingleLiveEvent<T> getLiveData(SingleLiveEvent<T> mutableLiveData) {
-        if (mutableLiveData == null) {
-            mutableLiveData = new SingleLiveEvent<>();
-        }
-
-        return mutableLiveData;
-    }
-
-    public void unregisterEvent(@NonNull LifecycleOwner owner) {
-        getShowLoadingDialogEvent().removeObservers(owner);
-        getStateViewEvent().removeObservers(owner);
-    }
-
-    public void registerEvent(@NonNull LifecycleOwner owner, final IBaseView iBaseView) {
-        getShowLoadingDialogEvent().observe(owner, new Observer<Boolean>() {
-            public void onChanged(Boolean aBoolean) {
-                if (aBoolean) {
-                    iBaseView.showLoadingDialog();
-                } else {
-                    iBaseView.hideLoadingDialog();
-                }
-            }
-        });
-
-
-        getStateViewEvent().observe(owner, new Observer<StateBean>() {
-            public void onChanged(StateBean stateBean) {
-
-                //stateBean.state==
-                //  iBaseView.showStateView();
-
-
-            }
-        });
-//        getEmptyViewEvent().observe(owner, new Observer<Boolean>() {
-//            public void onChanged(Boolean aBoolean) {
-//                if (aBoolean) {
-//                    iBaseView.showEmptyView();
-//                }
+//package com.mirkowu.lib_base.event;
 //
-//            }
-//        });
+//import android.os.Bundle;
+//
+//import androidx.annotation.NonNull;
+//import androidx.lifecycle.LifecycleOwner;
+//import androidx.lifecycle.MutableLiveData;
+//import androidx.lifecycle.Observer;
+//
+//import com.mirkowu.lib_base.view.IBaseView;
+//
+//public class UiChangeEvent {
+//    private SingleLiveEvent<Boolean> mIsShowLoadingDialogEvent;
+//    private SingleLiveEvent<Boolean> mIsEmptyViewEvent;
+//    private SingleLiveEvent<Boolean> mIsDismissViewEvent;
+//    private SingleLiveEvent<Boolean> mIsReloadViewEvent;
+//    private SingleLiveEvent<String> mJumpPathEvent;
+//    private SingleLiveEvent<Bundle> mJumpPathParamsEvent;
+//    private SingleLiveEvent<StateBean> mStateViewEvent;
+//    //显示 、隐藏
+////    private SingleLiveEvent<ApiException> mErrorEvent;//加载中、网络错误、服务器异常、（点击刷新）、空数据
+//
+//    public UiChangeEvent() {
+//    }
+//
+//    public MutableLiveData<Boolean> getShowLoadingDialogEvent() {
+//        return this.mIsShowLoadingDialogEvent = this.getLiveData(this.mIsShowLoadingDialogEvent);
+//    }
+//
+//    public MutableLiveData<StateBean> getStateViewEvent() {
+//        return this.mStateViewEvent = this.getLiveData(this.mStateViewEvent);
+//    }
+//
+//    public MutableLiveData<Boolean> getEmptyViewEvent() {
+//        return this.mIsEmptyViewEvent = this.getLiveData(this.mIsEmptyViewEvent);
+//    }
 //
+//    public MutableLiveData<Boolean> getDismissViewEvent() {
+//        return this.mIsDismissViewEvent = this.getLiveData(this.mIsDismissViewEvent);
+//    }
 //
-//        getReloadViewEvent().observe(owner, new Observer<Boolean>() {
+//    public MutableLiveData<Boolean> getReloadViewEvent() {
+//        return this.mIsReloadViewEvent = this.getLiveData(this.mIsReloadViewEvent);
+//    }
+//
+//    public MutableLiveData<String> getJumpPagePathEvent() {
+//        return this.mJumpPathEvent = this.getLiveData(this.mJumpPathEvent);
+//    }
+//
+//    public MutableLiveData<Bundle> getJumpPageParamsEvent() {
+//        return this.mJumpPathParamsEvent = this.getLiveData(this.mJumpPathParamsEvent);
+//    }
+//
+//    private <T> SingleLiveEvent<T> getLiveData(SingleLiveEvent<T> mutableLiveData) {
+//        if (mutableLiveData == null) {
+//            mutableLiveData = new SingleLiveEvent<>();
+//        }
+//
+//        return mutableLiveData;
+//    }
+//
+//    public void unregisterEvent(@NonNull LifecycleOwner owner) {
+//        getShowLoadingDialogEvent().removeObservers(owner);
+//        getStateViewEvent().removeObservers(owner);
+//    }
+//
+//    public void registerEvent(@NonNull LifecycleOwner owner, final IBaseView iBaseView) {
+//        getShowLoadingDialogEvent().observe(owner, new Observer<Boolean>() {
 //            public void onChanged(Boolean aBoolean) {
 //                if (aBoolean) {
-//                    iBaseView.showReloadView();
+//                    iBaseView.showLoadingDialog();
+//                } else {
+//                    iBaseView.hideLoadingDialog();
 //                }
-//
 //            }
 //        });
 //
-//        getJumpPagePathEvent().observe(owner, new Observer<String>() {
-//            public void onChanged(String path) {
-//                iBaseView.jumpPage(path);
-//            }
-//        });
 //
+//        getStateViewEvent().observe(owner, new Observer<StateBean>() {
+//            public void onChanged(StateBean stateBean) {
+//
+//                //stateBean.state==
+//                //  iBaseView.showStateView();
 //
-//        getJumpPageParamsEvent().observe(owner, new Observer<Bundle>() {
-//            public void onChanged(Bundle paramsMap) {
-//                if (paramsMap.containsKey("JUMP_PAGE_PATH_KEY")) {
-//                    String path = paramsMap.getString("JUMP_PAGE_PATH_KEY");
-//                    if (!TextUtils.isEmpty(path)) {
-//                        paramsMap.remove("JUMP_PAGE_PATH_KEY");
-//                        iBaseView.jumpPage(path, paramsMap);
-//                    }
-//                }
 //
 //            }
 //        });
-    }
-}
+////        getEmptyViewEvent().observe(owner, new Observer<Boolean>() {
+////            public void onChanged(Boolean aBoolean) {
+////                if (aBoolean) {
+////                    iBaseView.showEmptyView();
+////                }
+////
+////            }
+////        });
+////
+////
+////        getReloadViewEvent().observe(owner, new Observer<Boolean>() {
+////            public void onChanged(Boolean aBoolean) {
+////                if (aBoolean) {
+////                    iBaseView.showReloadView();
+////                }
+////
+////            }
+////        });
+////
+////        getJumpPagePathEvent().observe(owner, new Observer<String>() {
+////            public void onChanged(String path) {
+////                iBaseView.jumpPage(path);
+////            }
+////        });
+////
+////
+////        getJumpPageParamsEvent().observe(owner, new Observer<Bundle>() {
+////            public void onChanged(Bundle paramsMap) {
+////                if (paramsMap.containsKey("JUMP_PAGE_PATH_KEY")) {
+////                    String path = paramsMap.getString("JUMP_PAGE_PATH_KEY");
+////                    if (!TextUtils.isEmpty(path)) {
+////                        paramsMap.remove("JUMP_PAGE_PATH_KEY");
+////                        iBaseView.jumpPage(path, paramsMap);
+////                    }
+////                }
+////
+////            }
+////        });
+//    }
+//}
diff --git a/lib_network/src/main/java/com/mirkowu/lib_network/state/LiveDataUtil.kt b/lib_network/src/main/java/com/mirkowu/lib_network/state/LiveDataUtil.kt
index 9dba496..d81e6f1 100644
--- a/lib_network/src/main/java/com/mirkowu/lib_network/state/LiveDataUtil.kt
+++ b/lib_network/src/main/java/com/mirkowu/lib_network/state/LiveDataUtil.kt
@@ -2,8 +2,8 @@ package com.mirkowu.lib_network.state
 
 import androidx.lifecycle.LifecycleOwner
 import androidx.lifecycle.LiveData
-import androidx.lifecycle.MutableLiveData
 import com.mirkowu.lib_network.ErrorBean
+import com.mirkowu.lib_util.livedata.SingleLiveData
 
 
 /**
@@ -29,4 +29,4 @@ inline fun <T> LiveData<ResponseData<T>>.observerRequest(owner: LifecycleOwner,
 /**
  * 提供类型别名,减少泛型嵌套
  */
-typealias ResponseLiveData<T> = MutableLiveData<ResponseData<T>>
\ No newline at end of file
+typealias ResponseLiveData<T> = SingleLiveData<ResponseData<T>>
\ No newline at end of file
diff --git a/lib_qrcode/src/main/java/com/king/zxing/DefaultCameraScan.java b/lib_qrcode/src/main/java/com/king/zxing/DefaultCameraScan.java
index 2eecbfb..c990473 100644
--- a/lib_qrcode/src/main/java/com/king/zxing/DefaultCameraScan.java
+++ b/lib_qrcode/src/main/java/com/king/zxing/DefaultCameraScan.java
@@ -25,7 +25,6 @@
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentActivity;
 import androidx.lifecycle.LifecycleOwner;
-import androidx.lifecycle.MutableLiveData;
 
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.zxing.BarcodeFormat;
@@ -38,6 +37,7 @@
 import com.king.zxing.manager.AmbientLightManager;
 import com.king.zxing.manager.BeepManager;
 import com.king.zxing.util.QrLogUtils;
+import com.mirkowu.lib_util.livedata.SingleLiveData;
 
 import java.util.concurrent.Executors;
 
@@ -83,7 +83,7 @@ public class DefaultCameraScan extends CameraScan {
 
     private View flashlightView;
 
-    private MutableLiveData<Result> mResultLiveData;
+    private SingleLiveData<Result> mResultLiveData;
 
     private OnScanResultCallback mOnScanResultCallback;
 
@@ -129,7 +129,7 @@ public boolean onScale(ScaleGestureDetector detector) {
     };
 
     private void initData(){
-        mResultLiveData = new MutableLiveData<>();
+        mResultLiveData = new SingleLiveData<>();
         mResultLiveData.observe(mLifecycleOwner, result -> {
             if(result != null){
                 handleAnalyzeResult(result);
diff --git a/lib_base/src/main/java/com/mirkowu/lib_base/event/SingleLiveEvent.java b/lib_util/src/main/java/com/mirkowu/lib_util/livedata/SingleLiveData.java
similarity index 94%
rename from lib_base/src/main/java/com/mirkowu/lib_base/event/SingleLiveEvent.java
rename to lib_util/src/main/java/com/mirkowu/lib_util/livedata/SingleLiveData.java
index 1367788..79effc6 100644
--- a/lib_base/src/main/java/com/mirkowu/lib_base/event/SingleLiveEvent.java
+++ b/lib_util/src/main/java/com/mirkowu/lib_util/livedata/SingleLiveData.java
@@ -1,4 +1,4 @@
-package com.mirkowu.lib_base.event;
+package com.mirkowu.lib_util.livedata;
 
 
 import android.util.Log;
@@ -11,7 +11,7 @@
 
 import java.util.concurrent.atomic.AtomicBoolean;
 
-public class SingleLiveEvent<T> extends MutableLiveData<T> {
+public class SingleLiveData<T> extends MutableLiveData<T> {
 
     private static final String TAG = "SingleLiveEvent";