changeClass

changeClass( 
g_inst 
g_className 
[ g_initArgs ] 
) 
=> g_updatedInst

Description

Changes the class of the given instance (g_inst) to the specified class (g_className).

The function updateInstanceForDifferentClass() is called on the modified instance to allow applications to deal with new or lost slots.

Arguments

g_inst	An instance of standardObject.
g_className	The new class for the instance.
g_initArgs	Additional arguments to be passed to the updateInstanceForDifferentClass() function.

Value Returned

g_updatedInst

The updated instance.

Examples

(defclass A () ())

(defclass B (A) ((slot @initarg s)))

 x = (makeInstance 'A)

(changeClass x 'B ?s 1)

(classOf x)

    => class:B

Related Topics

Classes and Instances

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