Patent ID: 6230310
Filing Date: 2001-05-08
Classification: G06F

Abstract:
A method of saving an object that has been operated on by an application program executing on a computer, comprising the steps of:calling the computer's operating system from the application program and providing an indication of a state in which the object is to be saved;thereafter producing, by the operating system, opaque control data which indicates transformations to be performed on the object to place it in the indicated state, and an indication of a first location;writing, by the application program, the object and the opaque control data to the first location;after the object and opaque control data is written to the first location, sending, by the application program, a signal to the operating system; andtransforming, by the operating system, the object into a transformed object after the operating system receives said signal, in accordance with the opaque control data.