private void DrawField(FieldInfo fieldInfo)
{
//BeginChangeCheck()...EndChangeCheck()的用法！！
EditorGUI.BeginChangeCheck();
APropertyDrawer propertyDrawer = GetPropertyDrawForField(fieldInfo);
if (propertyDrawer != null)
{
propertyDrawer.DrawProperty(serializedPropertiesByFieldName[fieldInfo.Name]); //你的绘制方案
}
else
{
EditorDrawUtility.DrawPropertyField(serializedPropertiesByFieldName[fieldInfo.Name]); //那就用默认unity的绘制
}
if (EditorGUI.EndChangeCheck())
{
OnValueChangedAttribute[] onValueChangedAttributes = (OnValueChangedAttribute[])fieldInfo.GetCustomAttributes(typeof(OnValueChangedAttribute), true);
foreach (OnValueChangedAttribute onValueChangedAttribute in onValueChangedAttributes)
{
APropertyMeta propertyMeta = DPropertyMeta.GetMetaForAttribute(onValueChangedAttribute.GetType());
if (propertyMeta != null)
{
propertyMeta.ApplyPropertyMeta(serializedPropertiesByFieldName[fieldInfo.Name], onValueChangedAttribute);
}
}
}
}
private void ApplyFieldMeta(FieldInfo fieldInfo)
{
AMetaAttribute[] metaAttributes = fieldInfo.GetCustomAttributes(typeof(AMetaAttribute), true)
.Where(a => a.GetType() != typeof(OnValueChangedAttribute)) //Linq操作
.Select(o => o as AMetaAttribute) //Linq操作（我很中意啊）
.ToArray();
//进行数组数据排序
Array.Sort(metaAttributes, (x, y) => //参考：https://zhidao.baidu.com/question/62348471.html 用户：xyphoenix 的回答
{
return(x.Order - y.Order);
});
//更新元数据
foreach (AMetaAttribute metaAttribute in metaAttributes)
{
APropertyMeta propertyMeta = DPropertyMeta.GetMetaForAttribute(metaAttribute.GetType());
if (propertyMeta != null)
{
propertyMeta.ApplyPropertyMeta(serializedPropertiesByFieldName[fieldInfo.Name], metaAttribute);
}
}
}