113 lines
3.2 KiB
C
113 lines
3.2 KiB
C
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/*
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* DO NOT EDIT. THIS FILE IS GENERATED FROM c:/mozilla/xpcom/ds/nsIObserver.idl
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*/
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#ifndef __gen_nsIObserver_h__
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#define __gen_nsIObserver_h__
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#ifndef __gen_nsISupports_h__
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#include "nsISupports.h"
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#endif
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/* For IDL files that don't want to include root IDL files. */
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#ifndef NS_NO_VTABLE
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#define NS_NO_VTABLE
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#endif
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/* starting interface: nsIObserver */
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#define NS_IOBSERVER_IID_STR "db242e01-e4d9-11d2-9dde-000064657374"
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#define NS_IOBSERVER_IID \
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{0xdb242e01, 0xe4d9, 0x11d2, \
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{ 0x9d, 0xde, 0x00, 0x00, 0x64, 0x65, 0x73, 0x74 }}
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/**
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* This interface is implemented by an object that wants
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* to observe an event corresponding to a topic.
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*
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* @status FROZEN
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*/
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class NS_NO_VTABLE nsIObserver : public nsISupports {
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public:
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_IOBSERVER_IID)
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/**
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* Observe will be called when there is a notification for the
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* topic |aTopic|. This assumes that the object implementing
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* this interface has been registered with an observer service
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* such as the nsIObserverService.
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*
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* If you expect multiple topics/subjects, the impl is
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* responsible for filtering.
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*
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* You should not modify, add, remove, or enumerate
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* notifications in the implemention of observe.
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*
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* @param aSubject : Notification specific interface pointer.
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* @param aTopic : The notification topic or subject.
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* @param aData : Notification specific wide string.
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* subject event.
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*/
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/* void observe (in nsISupports aSubject, in string aTopic, in wstring aData); */
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NS_IMETHOD Observe(nsISupports *aSubject, const char *aTopic, const PRUnichar *aData) = 0;
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};
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/* Use this macro when declaring classes that implement this interface. */
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#define NS_DECL_NSIOBSERVER \
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NS_IMETHOD Observe(nsISupports *aSubject, const char *aTopic, const PRUnichar *aData);
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/* Use this macro to declare functions that forward the behavior of this interface to another object. */
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#define NS_FORWARD_NSIOBSERVER(_to) \
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NS_IMETHOD Observe(nsISupports *aSubject, const char *aTopic, const PRUnichar *aData) { return _to Observe(aSubject, aTopic, aData); }
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/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
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#define NS_FORWARD_SAFE_NSIOBSERVER(_to) \
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NS_IMETHOD Observe(nsISupports *aSubject, const char *aTopic, const PRUnichar *aData) { return !_to ? NS_ERROR_NULL_POINTER : _to->Observe(aSubject, aTopic, aData); }
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#if 0
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/* Use the code below as a template for the implementation class for this interface. */
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/* Header file */
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class nsObserver : public nsIObserver
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIOBSERVER
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nsObserver();
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private:
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~nsObserver();
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protected:
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/* additional members */
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};
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/* Implementation file */
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NS_IMPL_ISUPPORTS1(nsObserver, nsIObserver)
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nsObserver::nsObserver()
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{
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/* member initializers and constructor code */
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}
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nsObserver::~nsObserver()
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{
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/* destructor code */
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}
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/* void observe (in nsISupports aSubject, in string aTopic, in wstring aData); */
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NS_IMETHODIMP nsObserver::Observe(nsISupports *aSubject, const char *aTopic, const PRUnichar *aData)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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/* End of implementation class template. */
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#endif
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#endif /* __gen_nsIObserver_h__ */
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