diff --git a/.idea/modules.xml b/.idea/modules.xml
index 7e950955..4fac18b4 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -2,8 +2,8 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
-      <module fileurl="file://$PROJECT_DIR$/Auto.js.iml" filepath="$PROJECT_DIR$/Auto.js.iml" />
       <module fileurl="file://E:\YiBin\AndroidStudioProjects\NoRootScriptDroid\Auto.js.iml" filepath="E:\YiBin\AndroidStudioProjects\NoRootScriptDroid\Auto.js.iml" />
+      <module fileurl="file://$PROJECT_DIR$/NoRootScriptDroid.iml" filepath="$PROJECT_DIR$/NoRootScriptDroid.iml" />
       <module fileurl="file://C:\Users\Stardust\Documents\AndroidProjects\Auto.js\NoRootScriptDroid.iml" filepath="C:\Users\Stardust\Documents\AndroidProjects\Auto.js\NoRootScriptDroid.iml" />
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
       <module fileurl="file://$PROJECT_DIR$/autojs/autojs.iml" filepath="$PROJECT_DIR$/autojs/autojs.iml" />
diff --git a/app/src/main/assets/sample/悬浮窗/悬浮窗输入框.js b/app/src/main/assets/sample/悬浮窗/悬浮窗输入框.js
new file mode 100644
index 00000000..85877571
--- /dev/null
+++ b/app/src/main/assets/sample/悬浮窗/悬浮窗输入框.js
@@ -0,0 +1,20 @@
+var window = floaty.window(
+    <vertical>
+        <input id="input" text="请输入你的名字" textSize="16sp" />
+        <button id="ok" text="确定"/>
+    </vertical>
+);
+
+window.exitOnClose();
+
+toast("长按确定键可调整位置");
+
+window.ok.on("click", ()=>{
+    toast("傻瓜! " + window.input.text());
+});
+
+window.ok.on("long_click", ()=>{
+    window.setAdjustEnabled(!window.isAdjustEnabled());
+});
+
+setInterval(()=>{}, 1000);
\ No newline at end of file
diff --git a/app/src/main/assets/sample/画布/贪吃蛇.js b/app/src/main/assets/sample/画布/贪吃蛇.js
new file mode 100644
index 00000000..7e4a32ef
--- /dev/null
+++ b/app/src/main/assets/sample/画布/贪吃蛇.js
@@ -0,0 +1,22 @@
+"ui";
+
+const SNAKE_COLOR = colors.parseColor("#990000");
+const SNAKE_WIDTH =
+var apple = {
+   x:
+}
+var snake = [];
+
+ui.board.on("draw", function(){
+    //绘制背景色
+    canvas.drawColor(BG_COLOR);
+    //绘制蛇身
+    paint.setColor(SNAKE_COLOR);
+    for(var i = 0; i < snake.length; i++){
+        var x = snake[i].x * SNAKE_WIDTH;
+        var y = snake[i].y * SNAKE_WIDTH;
+        canvas.drawRect(x, y, x + SNAKE_WIDTH, y + SNAKE_WIDTH, paint);
+    }
+    //绘制苹果
+    paint.setColor(APPLE_COLOR);
+});
\ No newline at end of file
diff --git a/app/src/main/assets/sample/界面控件/下拉菜单.js b/app/src/main/assets/sample/界面控件/下拉菜单.js
index ee72718c..b92c4c42 100644
--- a/app/src/main/assets/sample/界面控件/下拉菜单.js
+++ b/app/src/main/assets/sample/界面控件/下拉菜单.js
@@ -15,12 +15,12 @@ ui.layout(
     </vertical>
 );
 
-ui.ok.click(()=>{
+ui.ok.on("click", ()=>{
     var i = ui.sp1.getSelectedItemPosition();
     var j = ui.sp2.getSelectedItemPosition();
     toast("您的选择是选项" + (i + 1) + "和选项" + (j + 4));
 });
 
-ui.select3.click(()=>{
+ui.select3.on("click", ()=>{
     ui.sp1.setSelection(2);
 });
\ No newline at end of file
diff --git a/app/src/main/assets/sample/界面控件/图片控件.js b/app/src/main/assets/sample/界面控件/图片控件.js
index 04410526..932a5217 100644
--- a/app/src/main/assets/sample/界面控件/图片控件.js
+++ b/app/src/main/assets/sample/界面控件/图片控件.js
@@ -27,6 +27,6 @@ ui.layout(
 </scroll>
 );
 
-ui.change_img.click(()=>{
+ui.change_img.on("click", ()=>{
     ui.rounded_img.setSource("http://www.autojs.org/assets/uploads/profile/1-profilecover.jpeg");
 });
\ No newline at end of file
diff --git a/app/src/main/assets/sample/界面控件/复选框单选框控件.js b/app/src/main/assets/sample/界面控件/复选框单选框控件.js
index 860abb08..2e5a21d5 100644
--- a/app/src/main/assets/sample/界面控件/复选框单选框控件.js
+++ b/app/src/main/assets/sample/界面控件/复选框单选框控件.js
@@ -2,8 +2,8 @@
 
 ui.layout(
     <vertical padding="16">
-        <checkbox text="复选框"/>
-        <checkbox checked="true" text="勾选的复选框"/>
+        <checkbox id="cb1" text="复选框"/>
+        <checkbox id="cb2" checked="true" text="勾选的复选框"/>
         <radiogroup>
             <radio text="单选框1"/>
             <radio text="单选框2"/>
@@ -15,4 +15,13 @@ ui.layout(
             <radio text="勾选的单选框3" checked="true"/>
         </radiogroup>
     </vertical>
-);
\ No newline at end of file
+);
+
+id.cb1.on("check", (checked)=>{
+    if(checked){
+        toast("第一个框被勾选了");
+    }else{
+        toast("第一个框被取消勾选了");
+    }
+});
+
diff --git a/app/src/main/assets/sample/界面控件/按钮控件.js b/app/src/main/assets/sample/界面控件/按钮控件.js
index 14dde667..ab057bb4 100644
--- a/app/src/main/assets/sample/界面控件/按钮控件.js
+++ b/app/src/main/assets/sample/界面控件/按钮控件.js
@@ -11,6 +11,10 @@ ui.layout(
     </vertical>
 );
 
-ui.click_me.click(()=>{
+ui.click_me.on("click", ()=>{
     toast("我被点啦");
+});
+
+ui.click_me.on("long_click", ()=>{
+    toast("我被长按啦");
 });
\ No newline at end of file
diff --git a/autojs/src/main/assets/init.js b/autojs/src/main/assets/init.js
index 7f76ccb3..b2367199 100644
--- a/autojs/src/main/assets/init.js
+++ b/autojs/src/main/assets/init.js
@@ -68,7 +68,6 @@ runtime.init();
         try{
            return action();
         }catch(err){
-            log(err.toString());
             if(err instanceof java.lang.Throwable){
                 exit(err);
             }else if(err instanceof Error){
@@ -101,11 +100,18 @@ runtime.init();
     //重定向require以便支持相对路径
     (function(){
         var __require__ = require;
+        var builtInModules = ["lodash.js"];
         global.require = function(path){
-            if(!path.startsWith("http://") && !path.startsWith("https://")){
-               path = files.path(path);
+            if(!path.endsWith(".js")){
+                path = path + ".js";
             }
-            return __require__(path);
+            if(builtInModules.indexOf(path) >= 0 && !files.exists(path)){
+                return __require__(path);
+            }
+            if(path.startsWith("http://") || path.startsWith("https://")){
+               return __require__(path);
+            }
+            return __require__(files.path(path));
         };
     })();
 
diff --git a/autojs/src/main/assets/modules/__events__.js b/autojs/src/main/assets/modules/__events__.js
index 6c35b622..17d489fa 100644
--- a/autojs/src/main/assets/modules/__events__.js
+++ b/autojs/src/main/assets/modules/__events__.js
@@ -3,6 +3,15 @@ module.exports = function(__runtime__, scope){
     importClass(android.view.KeyEvent);
     var events = Object.create(__runtime__.events);
 
+    events.__asEmitter__ = function(obj, thread){
+        var emitter = thread ? events.emitter(thread) : events.emitter();
+        for(var key in emitter){
+            if(obj[key] == undefined && typeof(emitter[key]) == 'function'){
+                obj[key] = emitter[key].bind(emitter);
+            }
+        }
+        return obj;
+    }
     var keys = {
         "home": KeyEvent.KEYCODE_HOME,
         "menu": KeyEvent.KEYCODE_MENU,
@@ -13,6 +22,8 @@ module.exports = function(__runtime__, scope){
 
     scope.keys = keys;
 
+
+
     return events;
 }
 
diff --git a/autojs/src/main/assets/modules/__ui__.js b/autojs/src/main/assets/modules/__ui__.js
index 287e0e48..26c126ec 100644
--- a/autojs/src/main/assets/modules/__ui__.js
+++ b/autojs/src/main/assets/modules/__ui__.js
@@ -80,7 +80,71 @@ module.exports = function(__runtime__, scope){
     }
 
     function decorate(view){
-        var view = Object.create(view);
+        var view = scope.events.__asEmitter__(Object.create(view));
+        var gestureDetector = new android.view.GestureDetector(context, {
+            onDown: function(e){
+                e = wrapMotionEvent(e);
+                scope.__exitIfError__(function(){
+                    view.emit("touch_down", e, view);
+                });
+                return e.consumed;
+            },
+            onShowPress: function(e){
+                e = wrapMotionEvent(e);
+                view.emit("show_press", e, view);
+            },
+            onSingleTapUp: function(e){
+               e = wrapMotionEvent(e);
+               scope.__exitIfError__(function(){
+                    view.emit("single_tap", e, view);
+               });
+               return e.consumed;
+            },
+            onScroll: function(e1, e2, distanceX, distanceY){
+                 e1 = wrapMotionEvent(e1);
+                 e2 = wrapMotionEvent(e2);
+                 scope.__exitIfError__(function(){
+                    view.emit("scroll", e1, e2, distanceX, distanceY, view);
+                 });
+                 return e1.consumed || e2.consumed;
+            },
+            onLongPress: function(e){
+                 e = wrapMotionEvent(e);
+                 view.emit("long_press", e, view);
+            },
+            onFling: function(e1, e2, velocityX, velocityY){
+                 e1 = wrapMotionEvent(e1);
+                 e2 = wrapMotionEvent(e2);
+                 scope.__exitIfError__(function(){
+                    view.emit("fling", e1, e2, velocityX, velocityY, view);
+                 });
+                 return e1.consumed || e2.consumed;
+            }
+        });
+        view.setOnTouchListener(function(v, event){
+            event = wrapMotionEvent(event);
+            event.consumed = false;
+            scope.__exitIfError__(function(){
+               view.emit("touch", event, view);
+            });
+            return event.consumed;
+        })
+        view.setOnLongClickListener(function(v){
+            var event = {};
+            event.consumed = false;
+            scope.__exitIfError__(function(){
+               view.emit("long_click", event, view);
+            });
+            return event.consumed;
+        });
+        view.setOnClickListener(function(v){
+            view.emit("click", view);
+        });
+        if(typeof(view.setOnCheckedChangeListener) == 'function'){
+            view.setOnCheckedChangeListener(function(v, isChecked){
+                view.emit("check", isChecked, view);
+            });
+        }
         view._id = function(id){
             return ui.findByStringId(view, id);
         }
@@ -112,6 +176,12 @@ module.exports = function(__runtime__, scope){
         }
     }
 
+    function wrapMotionEvent(e){
+        e = Object.create(e);
+        e.consumed = false;
+        return e;
+    }
+
     var proxy = __runtime__.ui;
     proxy.__proxy__ = {
         set: function(name, value){
diff --git a/autojs/src/main/assets/modules/lodash.js b/autojs/src/main/assets/modules/lodash.js
new file mode 100644
index 00000000..76640dda
--- /dev/null
+++ b/autojs/src/main/assets/modules/lodash.js
@@ -0,0 +1,29 @@
+/**
+ * @license
+ * Lodash (Custom Build) lodash.com/license | Underscore.js 1.8.3 underscorejs.org/LICENSE
+ * Build: `lodash core -o ./dist/lodash.core.js`
+ */
+;(function(){function n(n){return H(n)&&pn.call(n,"callee")&&!yn.call(n,"callee")}function t(n,t){return n.push.apply(n,t),n}function r(n){return function(t){return null==t?Z:t[n]}}function e(n,t,r,e,u){return u(n,function(n,u,o){r=e?(e=false,n):t(r,n,u,o)}),r}function u(n,t){return j(t,function(t){return n[t]})}function o(n){return n instanceof i?n:new i(n)}function i(n,t){this.__wrapped__=n,this.__actions__=[],this.__chain__=!!t}function c(n,t,r){if(typeof n!="function")throw new TypeError("Expected a function");
+return setTimeout(function(){n.apply(Z,r)},t)}function f(n,t){var r=true;return mn(n,function(n,e,u){return r=!!t(n,e,u)}),r}function a(n,t,r){for(var e=-1,u=n.length;++e<u;){var o=n[e],i=t(o);if(null!=i&&(c===Z?i===i:r(i,c)))var c=i,f=o}return f}function l(n,t){var r=[];return mn(n,function(n,e,u){t(n,e,u)&&r.push(n)}),r}function p(n,r,e,u,o){var i=-1,c=n.length;for(e||(e=R),o||(o=[]);++i<c;){var f=n[i];0<r&&e(f)?1<r?p(f,r-1,e,u,o):t(o,f):u||(o[o.length]=f)}return o}function s(n,t){return n&&On(n,t,Dn);
+}function h(n,t){return l(t,function(t){return U(n[t])})}function v(n,t){return n>t}function b(n,t,r,e,u){return n===t||(null==n||null==t||!H(n)&&!H(t)?n!==n&&t!==t:y(n,t,r,e,b,u))}function y(n,t,r,e,u,o){var i=Nn(n),c=Nn(t),f=i?"[object Array]":hn.call(n),a=c?"[object Array]":hn.call(t),f="[object Arguments]"==f?"[object Object]":f,a="[object Arguments]"==a?"[object Object]":a,l="[object Object]"==f,c="[object Object]"==a,a=f==a;o||(o=[]);var p=An(o,function(t){return t[0]==n}),s=An(o,function(n){
+return n[0]==t});if(p&&s)return p[1]==t;if(o.push([n,t]),o.push([t,n]),a&&!l){if(i)r=T(n,t,r,e,u,o);else n:{switch(f){case"[object Boolean]":case"[object Date]":case"[object Number]":r=J(+n,+t);break n;case"[object Error]":r=n.name==t.name&&n.message==t.message;break n;case"[object RegExp]":case"[object String]":r=n==t+"";break n}r=false}return o.pop(),r}return 1&r||(i=l&&pn.call(n,"__wrapped__"),f=c&&pn.call(t,"__wrapped__"),!i&&!f)?!!a&&(r=B(n,t,r,e,u,o),o.pop(),r):(i=i?n.value():n,f=f?t.value():t,
+r=u(i,f,r,e,o),o.pop(),r)}function g(n){return typeof n=="function"?n:null==n?X:(typeof n=="object"?d:r)(n)}function _(n,t){return n<t}function j(n,t){var r=-1,e=M(n)?Array(n.length):[];return mn(n,function(n,u,o){e[++r]=t(n,u,o)}),e}function d(n){var t=_n(n);return function(r){var e=t.length;if(null==r)return!e;for(r=Object(r);e--;){var u=t[e];if(!(u in r&&b(n[u],r[u],3)))return false}return true}}function m(n,t){return n=Object(n),C(t,function(t,r){return r in n&&(t[r]=n[r]),t},{})}function O(n){return xn(I(n,void 0,X),n+"");
+}function x(n,t,r){var e=-1,u=n.length;for(0>t&&(t=-t>u?0:u+t),r=r>u?u:r,0>r&&(r+=u),u=t>r?0:r-t>>>0,t>>>=0,r=Array(u);++e<u;)r[e]=n[e+t];return r}function A(n){return x(n,0,n.length)}function E(n,t){var r;return mn(n,function(n,e,u){return r=t(n,e,u),!r}),!!r}function w(n,r){return C(r,function(n,r){return r.func.apply(r.thisArg,t([n],r.args))},n)}function k(n,t,r){var e=!r;r||(r={});for(var u=-1,o=t.length;++u<o;){var i=t[u],c=Z;if(c===Z&&(c=n[i]),e)r[i]=c;else{var f=r,a=f[i];pn.call(f,i)&&J(a,c)&&(c!==Z||i in f)||(f[i]=c);
+}}return r}function N(n){return O(function(t,r){var e=-1,u=r.length,o=1<u?r[u-1]:Z,o=3<n.length&&typeof o=="function"?(u--,o):Z;for(t=Object(t);++e<u;){var i=r[e];i&&n(t,i,e,o)}return t})}function F(n){return function(){var t=arguments,r=dn(n.prototype),t=n.apply(r,t);return V(t)?t:r}}function S(n,t,r){function e(){for(var o=-1,i=arguments.length,c=-1,f=r.length,a=Array(f+i),l=this&&this!==on&&this instanceof e?u:n;++c<f;)a[c]=r[c];for(;i--;)a[c++]=arguments[++o];return l.apply(t,a)}if(typeof n!="function")throw new TypeError("Expected a function");
+var u=F(n);return e}function T(n,t,r,e,u,o){var i=n.length,c=t.length;if(i!=c&&!(1&r&&c>i))return false;for(var c=-1,f=true,a=2&r?[]:Z;++c<i;){var l=n[c],p=t[c];if(void 0!==Z){f=false;break}if(a){if(!E(t,function(n,t){if(!P(a,t)&&(l===n||u(l,n,r,e,o)))return a.push(t)})){f=false;break}}else if(l!==p&&!u(l,p,r,e,o)){f=false;break}}return f}function B(n,t,r,e,u,o){var i=1&r,c=Dn(n),f=c.length,a=Dn(t).length;if(f!=a&&!i)return false;for(var l=f;l--;){var p=c[l];if(!(i?p in t:pn.call(t,p)))return false}for(a=true;++l<f;){var p=c[l],s=n[p],h=t[p];
+if(void 0!==Z||s!==h&&!u(s,h,r,e,o)){a=false;break}i||(i="constructor"==p)}return a&&!i&&(r=n.constructor,e=t.constructor,r!=e&&"constructor"in n&&"constructor"in t&&!(typeof r=="function"&&r instanceof r&&typeof e=="function"&&e instanceof e)&&(a=false)),a}function R(t){return Nn(t)||n(t)}function D(n){var t=[];if(null!=n)for(var r in Object(n))t.push(r);return t}function I(n,t,r){return t=jn(t===Z?n.length-1:t,0),function(){for(var e=arguments,u=-1,o=jn(e.length-t,0),i=Array(o);++u<o;)i[u]=e[t+u];for(u=-1,
+o=Array(t+1);++u<t;)o[u]=e[u];return o[t]=r(i),n.apply(this,o)}}function $(n){return(null==n?0:n.length)?p(n,1):[]}function q(n){return n&&n.length?n[0]:Z}function P(n,t,r){var e=null==n?0:n.length;r=typeof r=="number"?0>r?jn(e+r,0):r:0,r=(r||0)-1;for(var u=t===t;++r<e;){var o=n[r];if(u?o===t:o!==o)return r}return-1}function z(n,t){return mn(n,g(t))}function C(n,t,r){return e(n,g(t),r,3>arguments.length,mn)}function G(n,t){var r;if(typeof t!="function")throw new TypeError("Expected a function");return n=Fn(n),
+function(){return 0<--n&&(r=t.apply(this,arguments)),1>=n&&(t=Z),r}}function J(n,t){return n===t||n!==n&&t!==t}function M(n){var t;return(t=null!=n)&&(t=n.length,t=typeof t=="number"&&-1<t&&0==t%1&&9007199254740991>=t),t&&!U(n)}function U(n){return!!V(n)&&(n=hn.call(n),"[object Function]"==n||"[object GeneratorFunction]"==n||"[object AsyncFunction]"==n||"[object Proxy]"==n)}function V(n){var t=typeof n;return null!=n&&("object"==t||"function"==t)}function H(n){return null!=n&&typeof n=="object"}function K(n){
+return typeof n=="number"||H(n)&&"[object Number]"==hn.call(n)}function L(n){return typeof n=="string"||!Nn(n)&&H(n)&&"[object String]"==hn.call(n)}function Q(n){return typeof n=="string"?n:null==n?"":n+""}function W(n){return null==n?[]:u(n,Dn(n))}function X(n){return n}function Y(n,r,e){var u=Dn(r),o=h(r,u);null!=e||V(r)&&(o.length||!u.length)||(e=r,r=n,n=this,o=h(r,Dn(r)));var i=!(V(e)&&"chain"in e&&!e.chain),c=U(n);return mn(o,function(e){var u=r[e];n[e]=u,c&&(n.prototype[e]=function(){var r=this.__chain__;
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+return function(t){return null==n?Z:n[t]}}({"&":"&amp;","<":"&lt;",">":"&gt;",'"':"&quot;","'":"&#39;"}),an=Array.prototype,ln=Object.prototype,pn=ln.hasOwnProperty,sn=0,hn=ln.toString,vn=on._,bn=Object.create,yn=ln.propertyIsEnumerable,gn=on.isFinite,_n=function(n,t){return function(r){return n(t(r))}}(Object.keys,Object),jn=Math.max,dn=function(){function n(){}return function(t){return V(t)?bn?bn(t):(n.prototype=t,t=new n,n.prototype=Z,t):{}}}();i.prototype=dn(o.prototype),i.prototype.constructor=i;
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diff --git a/autojs/src/main/java/com/stardust/autojs/core/eventloop/EventEmitter.java b/autojs/src/main/java/com/stardust/autojs/core/eventloop/EventEmitter.java
index 35d9a385..04b4376f 100644
--- a/autojs/src/main/java/com/stardust/autojs/core/eventloop/EventEmitter.java
+++ b/autojs/src/main/java/com/stardust/autojs/core/eventloop/EventEmitter.java
@@ -1,6 +1,9 @@
 package com.stardust.autojs.core.eventloop;
 
 import android.support.annotation.NonNull;
+import android.view.View;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
 
 
 import com.stardust.autojs.core.looper.Timer;
@@ -110,10 +113,6 @@ public class EventEmitter {
         mBridges = bridges;
     }
 
-    protected void setTimer(Timer timer) {
-        mTimer = timer;
-    }
-
     public EventEmitter once(String eventName, Object listener) {
         getListeners(eventName).add(listener, true);
         return this;
diff --git a/autojs/src/main/java/com/stardust/autojs/engine/RhinoJavaScriptEngine.java b/autojs/src/main/java/com/stardust/autojs/engine/RhinoJavaScriptEngine.java
index c8033020..eda99bfc 100644
--- a/autojs/src/main/java/com/stardust/autojs/engine/RhinoJavaScriptEngine.java
+++ b/autojs/src/main/java/com/stardust/autojs/engine/RhinoJavaScriptEngine.java
@@ -181,7 +181,7 @@ public class RhinoJavaScriptEngine extends JavaScriptEngine {
 
         @Override
         protected void observeInstructionCount(Context cx, int instructionCount) {
-            if (Thread.currentThread().isInterrupted()) {
+            if (Thread.currentThread().isInterrupted() && Looper.myLooper() != Looper.getMainLooper()) {
                 throw new ScriptInterruptedException();
             }
         }
@@ -195,14 +195,6 @@ public class RhinoJavaScriptEngine extends JavaScriptEngine {
 
         @Override
         protected Object doTopCall(Callable callable, Context cx, Scriptable scope, Scriptable thisObj, Object[] args) {
-            if (Looper.myLooper() == Looper.getMainLooper()) {
-                try {
-                    return super.doTopCall(callable, cx, scope, thisObj, args);
-                } catch (Exception e) {
-                    getRuntime().exit(e);
-                    return null;
-                }
-            }
             return super.doTopCall(callable, cx, scope, thisObj, args);
         }
     }
diff --git a/autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java b/autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java
index 9dadf40f..55de154c 100644
--- a/autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java
+++ b/autojs/src/main/java/com/stardust/autojs/runtime/ScriptRuntime.java
@@ -3,6 +3,8 @@ package com.stardust.autojs.runtime;
 import android.content.Context;
 import android.os.Build;
 import android.os.Looper;
+import android.view.MotionEvent;
+import android.view.View;
 
 import com.stardust.autojs.R;
 import com.stardust.autojs.ScriptEngineService;
diff --git a/autojs/src/main/java/com/stardust/autojs/runtime/api/Engines.java b/autojs/src/main/java/com/stardust/autojs/runtime/api/Engines.java
index 9dc07f7b..b04dc5fd 100644
--- a/autojs/src/main/java/com/stardust/autojs/runtime/api/Engines.java
+++ b/autojs/src/main/java/com/stardust/autojs/runtime/api/Engines.java
@@ -1,5 +1,7 @@
 package com.stardust.autojs.runtime.api;
 
+import android.widget.RadioGroup;
+
 import com.stardust.autojs.ScriptEngineService;
 import com.stardust.autojs.engine.ScriptEngine;
 import com.stardust.autojs.execution.ExecutionConfig;