0.6.1 InputActionのコールバック購読をIDisposableで扱うための拡張メソッド

Assets/Package/Runtime/InputSystem/InputActionExtension.cs

@@ -0,0 +1,80 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.InputSystem;
+
+namespace TSKT
+{
+    public static class InputActionExtension
+    {
+        static public System.IDisposable SubscribePerform(this InputAction action,
+            System.Action<InputAction.CallbackContext> callback)
+        {
+            return new SubscribeInputActionPerform(action, callback);
+        }
+        static public System.IDisposable SubscribeStart(this InputAction action,
+            System.Action<InputAction.CallbackContext> callback)
+        {
+            return new SubscribeInputActionStart(action, callback);
+        }
+        static public System.IDisposable SubscribeCancel(this InputAction action,
+            System.Action<InputAction.CallbackContext> callback)
+        {
+            return new SubscribeInputActionCancel(action, callback);
+        }
+    }
+
+    public class SubscribeInputActionPerform : System.IDisposable
+    {
+        readonly InputAction action;
+        readonly System.Action<InputAction.CallbackContext> callback;
+
+        public SubscribeInputActionPerform(InputAction action, System.Action<InputAction.CallbackContext> callback)
+        {
+            action.performed += callback;
+            this.action = action;
+            this.callback = callback;
+        }
+
+        public void Dispose()
+        {
+            action.performed -= callback;
+        }
+    }
+
+    public class SubscribeInputActionStart : System.IDisposable
+    {
+        readonly InputAction action;
+        readonly System.Action<InputAction.CallbackContext> callback;
+
+        public SubscribeInputActionStart(InputAction action, System.Action<InputAction.CallbackContext> callback)
+        {
+            action.started += callback;
+            this.action = action;
+            this.callback = callback;
+        }
+
+        public void Dispose()
+        {
+            action.started -= callback;
+        }
+    }
+
+    public class SubscribeInputActionCancel : System.IDisposable
+    {
+        readonly InputAction action;
+        readonly System.Action<InputAction.CallbackContext> callback;
+
+        public SubscribeInputActionCancel(InputAction action, System.Action<InputAction.CallbackContext> callback)
+        {
+            action.canceled += callback;
+            this.action = action;
+            this.callback = callback;
+        }
+
+        public void Dispose()
+        {
+            action.canceled -= callback;
+        }
+    }
+}

Assets/Package/package.json

@@ -1,7 +1,7 @@
 {
     "name": "com.github.enue.tskt_input",
     "displayName": "TSKT Input",
-    "version": "0.6.0",
+    "version": "0.6.1",
     "unity": "2021.1",
     "description": "",
     "keywords": [],