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get-object

Function
Summary

Returns an interface pointer for a named object.

Signature

get-object name &key riid errorp => interface-ptr

Arguments

name

A string.

riid

An optional refiid giving the name of the COM interface return.

errorp

A boolean. The default value is t.

Values

interface-ptr

A COM interface pointer for riid.

Description

The function get-object finds an existing object named by name in the Running Object Table or activates the object if it is not running.

get-object returns an interface pointer for the object's riid interface. If riid is nil, then i-unknown is used.

If an error occurs, an error of type com-error will be signaled if errorp is non-nil, otherwise nil will be returned.

Example

If C:\temp\spreadsheet.xls is open in Microsoft Excel 2007, then its WorkBook interface can be obtained using

(get-object "c:\\Temp\\spreadsheet.xls"
            :riid 'i-dispatch)
See also

create-instance
create-object
get-active-object


LispWorks COM/Automation User Guide and Reference Manual - 14 Feb 2015

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