diff --git a/ProHUD/Alert/AlertController.swift b/ProHUD/Alert/AlertController.swift
index 37f771b..5202b6c 100644
--- a/ProHUD/Alert/AlertController.swift
+++ b/ProHUD/Alert/AlertController.swift
@@ -63,13 +63,12 @@ public extension ProHUD {
         /// - Parameter title: 标题
         /// - Parameter message: 内容
         /// - Parameter icon: 图标
-        public convenience init(scene: Scene = .default, title: String? = nil, message: String? = nil, icon: UIImage? = nil, actions: ((Alert) -> Void)? = nil) {
+        public convenience init(scene: Scene = .default, title: String? = nil, message: String? = nil, actions: ((Alert) -> Void)? = nil) {
             self.init()
             vm.vc = self
             vm.scene = scene
             vm.title = title
             vm.message = message
-            vm.icon = icon
             actions?(self)
         }
         
diff --git a/ProHUD/Alert/AlertModel.swift b/ProHUD/Alert/AlertModel.swift
index 172c52b..9c5d679 100644
--- a/ProHUD/Alert/AlertModel.swift
+++ b/ProHUD/Alert/AlertModel.swift
@@ -59,7 +59,11 @@ public extension Alert {
             durationBlock?.cancel()
             if let t = duration ?? scene.alertDuration, t > 0 {
                 durationBlock = DispatchWorkItem(block: { [weak self] in
-                    self?.vc?.pop()
+                    if let vc = self?.vc {
+                        if vc.buttonEvents.count == 0 {
+                            vc.pop()
+                        }
+                    }
                 })
                 DispatchQueue.main.asyncAfter(deadline: .now()+t, execute: durationBlock!)
             } else {
@@ -78,7 +82,6 @@ public extension Alert.ViewModel {
     /// - Parameter text: 标题
     /// - Parameter handler: 事件处理
     @discardableResult func add(action style: UIAlertAction.Style, title: String?, handler: (() -> Void)?) -> UIButton {
-        duration = 0
         return vc!.insert(action: nil, style: style, title: title, handler: handler)
     }
     
@@ -88,7 +91,6 @@ public extension Alert.ViewModel {
     /// - Parameter title: 标题
     /// - Parameter handler: 事件处理
     @discardableResult func insert(action index: Int, style: UIAlertAction.Style, title: String?, handler: (() -> Void)?) -> UIButton {
-        duration = 0
         return vc!.insert(action: index, style: style, title: title, handler: handler)
     }
     
diff --git a/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/Contents.json b/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/Contents.json
deleted file mode 100644
index 68e7e4c..0000000
--- a/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/Contents.json
+++ /dev/null
@@ -1,25 +0,0 @@
-{
-  "images" : [
-    {
-      "idiom" : "universal",
-      "scale" : "1x"
-    },
-    {
-      "idiom" : "universal",
-      "filename" : "ProHUDMinimize@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "idiom" : "universal",
-      "filename" : "ProHUDMinimize@3x.png",
-      "scale" : "3x"
-    }
-  ],
-  "info" : {
-    "version" : 1,
-    "author" : "xcode"
-  },
-  "properties" : {
-    "template-rendering-intent" : "original"
-  }
-}
\ No newline at end of file
diff --git a/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/ProHUDMinimize@2x.png b/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/ProHUDMinimize@2x.png
deleted file mode 100644
index 4ee0a98..0000000
Binary files a/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/ProHUDMinimize@2x.png and /dev/null differ
diff --git a/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/ProHUDMinimize@3x.png b/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/ProHUDMinimize@3x.png
deleted file mode 100644
index 0086dda..0000000
Binary files a/ProHUD/ProHUD.xcassets/ProHUDMinimize.imageset/ProHUDMinimize@3x.png and /dev/null differ
diff --git a/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/Contents.json b/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/Contents.json
deleted file mode 100644
index f6faed5..0000000
--- a/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/Contents.json
+++ /dev/null
@@ -1,22 +0,0 @@
-{
-  "images" : [
-    {
-      "idiom" : "universal",
-      "scale" : "1x"
-    },
-    {
-      "idiom" : "universal",
-      "filename" : "ProHUDTrash@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "idiom" : "universal",
-      "filename" : "ProHUDTrash@3x.png",
-      "scale" : "3x"
-    }
-  ],
-  "info" : {
-    "version" : 1,
-    "author" : "xcode"
-  }
-}
\ No newline at end of file
diff --git a/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/ProHUDTrash@2x.png b/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/ProHUDTrash@2x.png
deleted file mode 100644
index d136622..0000000
Binary files a/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/ProHUDTrash@2x.png and /dev/null differ
diff --git a/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/ProHUDTrash@3x.png b/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/ProHUDTrash@3x.png
deleted file mode 100644
index d3f1cce..0000000
Binary files a/ProHUD/ProHUD.xcassets/ProHUDTrash.imageset/ProHUDTrash@3x.png and /dev/null differ
diff --git a/ProHUD/Toast/ToastModel.swift b/ProHUD/Toast/ToastModel.swift
index 85c9f59..ebfd3da 100644
--- a/ProHUD/Toast/ToastModel.swift
+++ b/ProHUD/Toast/ToastModel.swift
@@ -56,7 +56,11 @@ public extension Toast {
             durationBlock?.cancel()
             if let t = duration ?? scene.toastDuration, t > 0 {
                 durationBlock = DispatchWorkItem(block: { [weak self] in
-                    self?.vc?.pop()
+                    if let vc = self?.vc {
+                        if vc.buttonEvents.count == 0 {
+                            vc.pop()
+                        }
+                    }
                 })
                 DispatchQueue.main.asyncAfter(deadline: .now()+t, execute: durationBlock!)
             } else {