Gameplay Ingredients是一组用于 Unity 游戏的运行时和编辑器工具:一组脚本的集合,可在制作游戏和原型时简化简单的任务。
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2.4 KiB

using System;
using System.Reflection;
using UnityEditor;
namespace NaughtyAttributes.Editor
{
[PropertyValidator(typeof(ValidateInputAttribute))]
public class ValidateInputPropertyValidator : PropertyValidator
{
public override void ValidateProperty(SerializedProperty property)
{
ValidateInputAttribute validateInputAttribute = PropertyUtility.GetAttribute<ValidateInputAttribute>(property);
UnityEngine.Object target = PropertyUtility.GetTargetObject(property);
MethodInfo validationCallback = ReflectionUtility.GetMethod(target, validateInputAttribute.CallbackName);
if (validationCallback != null &&
validationCallback.ReturnType == typeof(bool) &&
validationCallback.GetParameters().Length == 1)
{
FieldInfo fieldInfo = ReflectionUtility.GetField(target, property.name);
Type fieldType = fieldInfo.FieldType;
Type parameterType = validationCallback.GetParameters()[0].ParameterType;
if (fieldType == parameterType)
{
if (!(bool)validationCallback.Invoke(target, new object[] { fieldInfo.GetValue(target) }))
{
if (string.IsNullOrEmpty(validateInputAttribute.Message))
{
EditorDrawUtility.DrawHelpBox(property.name + " is not valid", MessageType.Error, context: target);
}
else
{
EditorDrawUtility.DrawHelpBox(validateInputAttribute.Message, MessageType.Error, context: target);
}
}
}
else
{
string warning = "The field type is not the same as the callback's parameter type";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: target);
}
}
else
{
string warning =
validateInputAttribute.GetType().Name +
" needs a callback with boolean return type and a single parameter of the same type as the field";
EditorDrawUtility.DrawHelpBox(warning, MessageType.Warning, context: target);
}
}
}
}