Foxit PDF SDK

构造函数 | 所有成员列表
<FSTimeStampCallback>协议 参考

继承自 <NSObject> .

## 构造函数
(NSData *) | - getTimeStampMessage
| A callback function used to get time stamp message. 更多...
(FSTimeStampServerSendRequestResult) | - sendTimeStampRequest:
| A callback function used to send time stamp request. 更多...

## 详细描述

This class represents a callback object for interacting with timestamp servers. All the pure virtual functions in this class are used as callback functions and should be implemented by users.

## 函数文档

## ◆ getTimeStampMessage()

- (NSData *) getTimeStampMessage |  |  |
| required

A callback function used to get time stamp message.

返回
  Time stamp message.It can be an empty string.

## ◆ sendTimeStampRequest:()

- (FSTimeStampServerSendRequestResult) sendTimeStampRequest: |  | (NSString *) | request |
| required

A callback function used to send time stamp request.

参数

  [in] | request | Time stamp request to be sent. It may be an empty string.

返回
  Result value of the sending request process. Please refer to values starting from FSTimeStampServerSendResultSuccess and this would be one of these values.