完成设置按键绑定和取消绑定

Assets/Scripts/Common/Services/Settings/Base/InputOption.cs

@@ -25,8 +25,8 @@ namespace NBF.Setting
         public override void Apply()
         {
             // 保存绑定
-            PlayerPrefs.SetString(SaveKey, InputAction.SaveBindingOverridesAsJson());
-            SaveValue = Value;
+            InputSaveValue = InputAction.SaveBindingOverridesAsJson();
+            PlayerPrefs.SetString(SaveKey, InputSaveValue);
             OnApply();
         }
 
@@ -66,6 +66,18 @@ namespace NBF.Setting
             }
         }
 
+        public override void Cancel()
+        {
+            if (!string.IsNullOrEmpty(InputSaveValue))
+            {
+                InputAction.LoadBindingOverridesFromJson(InputSaveValue);
+            }
+            else
+            {
+                Reset();
+            }
+        }
+
         public override string GetDisplayString()
         {
             if (InputAction != null)

Assets/Scripts/Common/Services/Settings/Base/OptionBase.cs

@@ -83,6 +83,12 @@ namespace NBF.Setting
             Value = DefaultValue;
         }
 
+        public virtual void Cancel()
+        {
+            
+        }
+        
+
         public virtual string GetDisplayString()
         {
             return GetValue().ToString();