Creates an image attachment from a memory buffer.
int AttachImage(const QString& qsID, const QByteArray& qbaData);
Use this method to create a picture attachment from a memory buffer. Use Attachments property to provide further attachment details.
The method returns the index of the new attachment in the Attachments list.
This method returns an Integer value; after it returns, call the GetLastErrorCode() method to obtain its result code; 0 indicates success, while a non-zero error code indicates that this method encountered an error during its execution. If an error occurs, the GetLastError() method can be called to retrieve the associated error message.