Enable If Attribute：用于任何屬性，并且可以在檢查器中啟用或禁用該屬性。相關(guān)屬性時，使用此選項可啟用屬性编丘。
這個特性的效果主要是當指定條件滿足時，啟用對應(yīng)的屬性彤悔，默認傳入的參數(shù)為對應(yīng)屬性的名稱嘉抓，如果為True或者不為null時，啟用對應(yīng)屬性
[EnableIf("IsToggled")]
public int EnableIfToggled;
[EnableIf("SomeObject")]
public Vector3 EnabledWhenHasReference;
還以指定一個選項值晕窑，當指定的屬性與這個值拼配時抑片，顯示屬性
[EnableIf("SomeEnum", InfoMessageType.Info)]
public Vector2 Info;
[EnableIf("SomeEnum", InfoMessageType.Error)]
public Vector2 Error;
[EnableIf("SomeEnum", InfoMessageType.Warning)]
public Vector2 Warning;
可以使用@特殊符號寫入表達式，其表達式的值作為實參
[EnableIf("@this.IsToggled && this.SomeObject != null || this.SomeEnum == InfoMessageType.Error")]
public int EnableWithExpression;
完整示例代碼
using Sirenix.OdinInspector;
using UnityEngine;
public class EnableIfAttributeExample : MonoBehaviour
{
public UnityEngine.Object SomeObject;
[EnumToggleButtons]
public InfoMessageType SomeEnum;
public bool IsToggled;
[EnableIf("SomeEnum", InfoMessageType.Info)]
public Vector2 Info;
[EnableIf("SomeEnum", InfoMessageType.Error)]
public Vector2 Error;
[EnableIf("SomeEnum", InfoMessageType.Warning)]
public Vector2 Warning;
[EnableIf("IsToggled")]
public int EnableIfToggled;
[EnableIf("SomeObject")]
public Vector3 EnabledWhenHasReference;
[EnableIf("@this.IsToggled && this.SomeObject != null || this.SomeEnum == InfoMessageType.Error")]
public int EnableWithExpression;
}
