Foxit PDF SDK

构造函数 | 所有成员列表
<FSSecurityCallback>协议 参考
类 <FSSecurityCallback> 继承关系图:

## 构造函数
(FSPDFDocEncryptType) | - GetSecurityType
| Get the encryption type of security callback. 更多...

## 详细描述

This is just the base class for other concrete security callback object. User should not inherit this class directly when implementing a security callback for any type of decryption and encryption. User should inherit any derived callback class of this base class.

## 函数文档

## ◆ GetSecurityType()

- (FSPDFDocEncryptType) GetSecurityType |  |  |
| required

Get the encryption type of security callback.

返回
  The encryption type. If current FSSecurityCallback object does not represent any specified type of security callback, it would return FSPDFDocEncryptUnknown.