Sets our main struct and passes it to the parent class.
Creates a new GZlibCompressor
Returns the file-info property.
the main Gtk struct as a void*
Get the main Gtk struct
Sets file_info in compressor. If non-NULL, and compressor's format property is G_ZLIB_COMPRESSOR_FORMAT_GZIP, it will be used to set the file name and modification time in the GZIP header of the compressed data.
the main Gtk struct