Readonly
typeOptional
aInstancePtr: objectA run time mechanism for interface discovery.
NS_OK if the interface is supported by the associated instance, NS_NOINTERFACE if it is not.
aInstancePtr must not be null.
[in] A requested interface IID
[out] A pointer to an interface pointer to receive the result.
Generated using TypeDoc
The nsIPrefLocalizedString interface is simply a wrapper interface for nsISupportsString so the preferences service can have a unique identifier to distinguish between requests for normal wide strings (nsISupportsString) and "localized" wide strings, which get their default values from properites files.
See