Reference (Old Docs)
FBSDKShareConstants
这个类有新版本。查看 最新版本。
常量
FBSDKShareErrorDomain
FBSDK_EXTER N NSString *const FBSDKShareErrorDomain;
Discussion:

Error codes from the SDK in the range 200-299 are reserved for this domain.

声明语言： FBSDKShareConstants.h
Typedef
NS_ENUM

The error code for when a sharing dialog is not available.

typedef NS_ENUM(NSInteger, FBSDKShareErrorCode) {
/*!
*/
FBSDKShareReservedErrorCode = 200, /*!
*/
FBSDKShareOpenGraphErrorCode, /*!
*/
FBSDKShareDialogNotAvailableErrorCode, /*!
*/
FBSDKShareUnknownErrorCode,
};
Discussion:

Use the canShare methods to check for this case before calling show.

声明语言： FBSDKShareConstants.h
NS_ENUM(NSInteger, FBSDKShareErrorCode)

The error code for when a sharing dialog is not available.

typedef NS_ENUM(NSInteger, FBSDKShareErrorCode) {
/*!
*/
FBSDKShareReservedErrorCode = 200, /*!
*/
FBSDKShareOpenGraphErrorCode, /*!
*/
FBSDKShareDialogNotAvailableErrorCode, /*!
*/
FBSDKShareUnknownErrorCode,
};
Discussion:

Use the canShare methods to check for this case before calling show.

声明语言： FBSDKShareConstants.h