# Class: MailStatusChangeEvent
• MailStatusChangeEvent()
邮件状态变更事件
# Constructors
# constructor
+ new MailStatusChangeEvent(mailGroupType: MailGroupType, mailId: number, previousValue: MailStatus, currentValue: MailStatus): MailStatusChangeEvent
Overrides void
# 参数:
| 属性 | 类型 |
|---|---|
mailGroupType | MailGroupType |
mailId | number |
previousValue | MailStatus |
currentValue | MailStatus |
MailStatus
| 属性 | 类型 | 描述 |
|---|---|---|
Collected | Enumeration member | 邮件附件已收取 |
Read | Enumeration member | 邮件已读 |
Received | Enumeration member | 邮件已收到（默认状态） |
# 返回值:
# Properties
# Readonly currentValue
• currentValue: ReadonlyClone‹MailStatus›
Inherited from AccountUpdateEvent.currentValue
数据改变后的值
Returns: ReadonlyClone‹MailStatus›
# Readonly mailGroupType
• mailGroupType: MailGroupType
对应邮件组类型
Returns: MailGroupType
# Readonly mailId
• mailId: number
邮件(在该邮件组内的) ID
Returns: number
# Readonly previousValue
• previousValue: ReadonlyClone‹MailStatus›
Inherited from AccountUpdateEvent.previousValue
数据改变前的值
Returns: ReadonlyClone‹MailStatus›
# Readonly type
• type: void
Inherited from AccountDisplacedEvent.type
事件类型，由具体的事件构造时提供
Returns: void