AddFile Method
Adds a file to the archive.
Syntax
int AddFile(const QString& qsPath, const QString& qsLocalPath);
Remarks
Use this method to add a disk file to the archive. Provide the local path to the file (e.g. C:\Photos\photo.jpg) via the LocalPath parameter, and the desired path within the archive (e.g. PhotosBackup2020/photo.jpg) via the Path parameter.
Error Handling
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.