diff --git a/PHDemo/PHDemo.xcodeproj/project.pbxproj b/PHDemo/PHDemo.xcodeproj/project.pbxproj
index 0e6cd5f..ce3fa74 100644
--- a/PHDemo/PHDemo.xcodeproj/project.pbxproj
+++ b/PHDemo/PHDemo.xcodeproj/project.pbxproj
@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 55;
+	objectVersion = 60;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -22,6 +22,7 @@
 		CDA83DB928C601E60025F0DF /* TableHeaderView.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDA83DB828C601E60025F0DF /* TableHeaderView.swift */; };
 		CDB6A2A228BC5F4600DEC80D /* ProHUD in Frameworks */ = {isa = PBXBuildFile; productRef = CDB6A2A128BC5F4600DEC80D /* ProHUD */; };
 		CDB7A1D028C32A7400E034D8 /* AlertVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDB7A1CF28C32A7400E034D8 /* AlertVC.swift */; };
+		CDCBAEC42A80D6FD00C30DE5 /* ProHUD in Frameworks */ = {isa = PBXBuildFile; productRef = CDCBAEC32A80D6FD00C30DE5 /* ProHUD */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
@@ -38,7 +39,6 @@
 		CD8EEF4828BC5C7300E660EA /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		CD9C7B1D28CB8972006190CD /* Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Extensions.swift; sourceTree = "<group>"; };
 		CDA83DB828C601E60025F0DF /* TableHeaderView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TableHeaderView.swift; sourceTree = "<group>"; };
-		CDB6A29F28BC5F0F00DEC80D /* ProHUD */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = ProHUD; path = ..; sourceTree = "<group>"; };
 		CDB7A1CF28C32A7400E034D8 /* AlertVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AlertVC.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
@@ -47,6 +47,7 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				CDCBAEC42A80D6FD00C30DE5 /* ProHUD in Frameworks */,
 				CD891BCD2A80B58E00848BBC /* SnapKit in Frameworks */,
 				CDB6A2A228BC5F4600DEC80D /* ProHUD in Frameworks */,
 				CD6AE8A32A7CC1BA0044E53D /* SnapKit in Frameworks */,
@@ -59,7 +60,6 @@
 		CD8EEF2E28BC5C7200E660EA = {
 			isa = PBXGroup;
 			children = (
-				CDB6A29E28BC5F0F00DEC80D /* Packages */,
 				CD8EEF3928BC5C7200E660EA /* PHDemo */,
 				CD8EEF3828BC5C7200E660EA /* Products */,
 				CDB6A2A028BC5F4600DEC80D /* Frameworks */,
@@ -94,14 +94,6 @@
 			path = PHDemo;
 			sourceTree = "<group>";
 		};
-		CDB6A29E28BC5F0F00DEC80D /* Packages */ = {
-			isa = PBXGroup;
-			children = (
-				CDB6A29F28BC5F0F00DEC80D /* ProHUD */,
-			);
-			name = Packages;
-			sourceTree = "<group>";
-		};
 		CDB6A2A028BC5F4600DEC80D /* Frameworks */ = {
 			isa = PBXGroup;
 			children = (
@@ -129,6 +121,7 @@
 				CDB6A2A128BC5F4600DEC80D /* ProHUD */,
 				CD6AE8A22A7CC1BA0044E53D /* SnapKit */,
 				CD891BCC2A80B58E00848BBC /* SnapKit */,
+				CDCBAEC32A80D6FD00C30DE5 /* ProHUD */,
 			);
 			productName = PHDemo;
 			productReference = CD8EEF3728BC5C7200E660EA /* PHDemo.app */;
@@ -160,6 +153,7 @@
 			mainGroup = CD8EEF2E28BC5C7200E660EA;
 			packageReferences = (
 				CD891BCB2A80B58E00848BBC /* XCRemoteSwiftPackageReference "SnapKit" */,
+				CDCBAEC22A80D6FD00C30DE5 /* XCLocalSwiftPackageReference ".." */,
 			);
 			productRefGroup = CD8EEF3828BC5C7200E660EA /* Products */;
 			projectDirPath = "";
@@ -417,6 +411,13 @@
 		};
 /* End XCConfigurationList section */
 
+/* Begin XCLocalSwiftPackageReference section */
+		CDCBAEC22A80D6FD00C30DE5 /* XCLocalSwiftPackageReference ".." */ = {
+			isa = XCLocalSwiftPackageReference;
+			relativePath = ..;
+		};
+/* End XCLocalSwiftPackageReference section */
+
 /* Begin XCRemoteSwiftPackageReference section */
 		CD891BCB2A80B58E00848BBC /* XCRemoteSwiftPackageReference "SnapKit" */ = {
 			isa = XCRemoteSwiftPackageReference;
@@ -442,6 +443,10 @@
 			isa = XCSwiftPackageProductDependency;
 			productName = ProHUD;
 		};
+		CDCBAEC32A80D6FD00C30DE5 /* ProHUD */ = {
+			isa = XCSwiftPackageProductDependency;
+			productName = ProHUD;
+		};
 /* End XCSwiftPackageProductDependency section */
 	};
 	rootObject = CD8EEF2F28BC5C7200E660EA /* Project object */;
diff --git a/PHDemo/PHDemo/ToastVC.swift b/PHDemo/PHDemo/ToastVC.swift
index 6aa8082..2f8b9be 100644
--- a/PHDemo/PHDemo/ToastVC.swift
+++ b/PHDemo/PHDemo/ToastVC.swift
@@ -30,6 +30,17 @@ func updateProgress(in duration: TimeInterval, callback: @escaping (_ percent: C
     }
 }
 
+let isTesting: Bool = false
+
+class TestToast: Toast {
+    override func push() {
+        guard isTesting else {
+            return
+        }
+        super.push()
+    }
+}
+
 
 class ToastVC: ListVC {
 
@@ -53,7 +64,7 @@ class ToastVC: ListVC {
         
         list.add(title: "默认布局") { section in
             section.add(title: "标题 + 正文") {
-                Toast(.title(title).message(message)).push()
+                TestToast(.title(title).message(message)).push()
             }
             section.add(title: "一段长文本") {
                 Toast(.message(message)).push()
diff --git a/Sources/ProHUD/Alert/Alert.swift b/Sources/ProHUD/Alert/Alert.swift
index 88b785b..c3f8119 100644
--- a/Sources/ProHUD/Alert/Alert.swift
+++ b/Sources/ProHUD/Alert/Alert.swift
@@ -7,7 +7,7 @@
 
 import UIKit
 
-public class Alert: ProHUD.Controller {
+open class Alert: ProHUD.Controller {
     
     public lazy var config: Configuration = {
         var cfg = Configuration()
@@ -107,7 +107,7 @@ public class Alert: ProHUD.Controller {
         navEvents[.onViewDidLoad]?(self)
     }
     
-    required init?(coder: NSCoder) {
+    required public init?(coder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
     
diff --git a/Sources/ProHUD/Alert/AlertManager.swift b/Sources/ProHUD/Alert/AlertManager.swift
index ec07a4e..424109f 100644
--- a/Sources/ProHUD/Alert/AlertManager.swift
+++ b/Sources/ProHUD/Alert/AlertManager.swift
@@ -8,10 +8,9 @@
 import UIKit
 
 extension Alert: HUD {
-    public func push(scene: UIWindowScene?) {
-        push()
-    }
-    public func push() {
+    
+    @objc open func push() {
+        guard Configuration.isEnabled else { return }
         let window = createAttachedWindowIfNotExists()
         guard window.alerts.contains(self) == false else {
             return
@@ -38,7 +37,7 @@ extension Alert: HUD {
         Alert.updateAlertsLayout(alerts: window.alerts)
     }
     
-    public func pop() {
+    @objc open func pop() {
         navEvents[.onViewWillDisappear]?(self)
         let window = window ?? createAttachedWindowIfNotExists()
         Alert.removeAlert(alert: self)
diff --git a/Sources/ProHUD/Core/Models/Configuration.swift b/Sources/ProHUD/Core/Models/Configuration.swift
index c9c46f3..ce76105 100644
--- a/Sources/ProHUD/Core/Models/Configuration.swift
+++ b/Sources/ProHUD/Core/Models/Configuration.swift
@@ -9,6 +9,9 @@ import UIKit
 
 public class Configuration: NSObject {
     
+    /// 全局功能开关
+    public static var isEnabled: Bool = true
+    
     /// 是否允许log输出
     public static var enablePrint = true
     
diff --git a/Sources/ProHUD/Core/Protocols/HUD.swift b/Sources/ProHUD/Core/Protocols/HUD.swift
index 66e5b98..8c529a5 100644
--- a/Sources/ProHUD/Core/Protocols/HUD.swift
+++ b/Sources/ProHUD/Core/Protocols/HUD.swift
@@ -7,15 +7,14 @@
 
 import UIKit
 
-public protocol HUD {
-    func push()
-    func push(workspace: Workspace?)
-    func pop()
+@objc public protocol HUD {
+    @objc func push()
+    @objc func pop()
 }
 
-public extension HUD {
-    func push(workspace: Workspace?) {
-        AppContext.workspace = workspace
-        push()
-    }
-}
+//public extension HUD {
+//    func push(workspace: Workspace?) {
+//        AppContext.workspace = workspace
+//        push()
+//    }
+//}
diff --git a/Sources/ProHUD/Sheet/Sheet.swift b/Sources/ProHUD/Sheet/Sheet.swift
index 635205e..d17de47 100644
--- a/Sources/ProHUD/Sheet/Sheet.swift
+++ b/Sources/ProHUD/Sheet/Sheet.swift
@@ -7,7 +7,7 @@
 
 import UIKit
 
-public class Sheet: Controller {
+open class Sheet: Controller {
     
     weak var window: SheetWindow?
     
diff --git a/Sources/ProHUD/Sheet/SheetManager.swift b/Sources/ProHUD/Sheet/SheetManager.swift
index 84ad844..fda51a5 100644
--- a/Sources/ProHUD/Sheet/SheetManager.swift
+++ b/Sources/ProHUD/Sheet/SheetManager.swift
@@ -9,11 +9,12 @@ import UIKit
 
 extension Sheet: HUD {
     
-    public func push() {
+    @objc open func push() {
+        guard Configuration.isEnabled else { return }
         SheetWindow.push(sheet: self)
     }
     
-    public func pop() {
+    @objc open func pop() {
         SheetWindow.pop(sheet: self)
     }
     
diff --git a/Sources/ProHUD/Toast/Toast.swift b/Sources/ProHUD/Toast/Toast.swift
index b6e5782..ea6254a 100644
--- a/Sources/ProHUD/Toast/Toast.swift
+++ b/Sources/ProHUD/Toast/Toast.swift
@@ -7,7 +7,7 @@
 
 import UIKit
 
-public class Toast: Controller {
+open class Toast: Controller {
     
     weak var window: ToastWindow?
     
diff --git a/Sources/ProHUD/Toast/ToastManager.swift b/Sources/ProHUD/Toast/ToastManager.swift
index 0607fc5..dec8706 100644
--- a/Sources/ProHUD/Toast/ToastManager.swift
+++ b/Sources/ProHUD/Toast/ToastManager.swift
@@ -9,11 +9,12 @@ import UIKit
 
 extension Toast: HUD {
     
-    public func push() {
+    @objc open func push() {
+        guard Configuration.isEnabled else { return }
         ToastWindow.push(toast: self)
     }
     
-    public func pop() {
+    @objc open func pop() {
         ToastWindow.pop(toast: self)
     }