Patent ID: 7533368
Filing Date: 2009-05-12
Classification: G06F,Y10S

Abstract:
1. A computer-implemented method for responding to changes to properties of component instances, the method comprising: instantiating a component instance of a component that has a plurality of properties and a function for registering routines to be informed when properties of the component change; receiving a first call that invokes the function of the component instance, wherein the first call specifies: in response to the first call, the function registering the routine that is to be informed of changes that occur to the particular property of the component instance; when the value of the particular property changes, detecting that the value of the particular property has changed; and in response to detecting that the value of the particular property has changed, using the pointer to make a second call, wherein the second call is to the routine and indicates to the routine that the particular property has changed.