nsIObserverService.h
上传用户:goldcmy89
上传日期:2017-12-03
资源大小:2246k
文件大小:7k
源码类别:
PlugIns编程
开发平台:
Visual C++
- /*
- * DO NOT EDIT. THIS FILE IS GENERATED FROM c:/builds/tinderbox/XR-Mozilla1.8.0-Release/WINNT_5.2_Depend/mozilla/xpcom/ds/nsIObserverService.idl
- */
- #ifndef __gen_nsIObserverService_h__
- #define __gen_nsIObserverService_h__
- #ifndef __gen_nsISupports_h__
- #include "nsISupports.h"
- #endif
- /* For IDL files that don't want to include root IDL files. */
- #ifndef NS_NO_VTABLE
- #define NS_NO_VTABLE
- #endif
- class nsIObserver; /* forward declaration */
- class nsISimpleEnumerator; /* forward declaration */
- /* starting interface: nsIObserverService */
- #define NS_IOBSERVERSERVICE_IID_STR "d07f5192-e3d1-11d2-8acd-00105a1b8860"
- #define NS_IOBSERVERSERVICE_IID
- {0xd07f5192, 0xe3d1, 0x11d2,
- { 0x8a, 0xcd, 0x00, 0x10, 0x5a, 0x1b, 0x88, 0x60 }}
- /**
- * nsIObserverService
- *
- * Service allows a client listener (nsIObserver) to register and unregister for
- * notifications of specific string referenced topic. Service also provides a
- * way to notify registered listeners and a way to enumerate registered client
- * listeners.
- *
- * @status FROZEN
- */
- class NS_NO_VTABLE nsIObserverService : public nsISupports {
- public:
- NS_DEFINE_STATIC_IID_ACCESSOR(NS_IOBSERVERSERVICE_IID)
- /**
- * AddObserver
- *
- * Registers a given listener for a notifications regarding the specified
- * topic.
- *
- * @param anObserve : The interface pointer which will receive notifications.
- * @param aTopic : The notification topic or subject.
- * @param ownsWeak : If set to false, the nsIObserverService will hold a
- * strong reference to |anObserver|. If set to true and
- * |anObserver| supports the nsIWeakReference interface,
- * a weak reference will be held. Otherwise an error will be
- * returned.
- */
- /* void addObserver (in nsIObserver anObserver, in string aTopic, in boolean ownsWeak); */
- NS_IMETHOD AddObserver(nsIObserver *anObserver, const char *aTopic, PRBool ownsWeak) = 0;
- /**
- * removeObserver
- *
- * Unregisters a given listener from notifications regarding the specified
- * topic.
- *
- * @param anObserver : The interface pointer which will stop recieving
- * notifications.
- * @param aTopic : The notification topic or subject.
- */
- /* void removeObserver (in nsIObserver anObserver, in string aTopic); */
- NS_IMETHOD RemoveObserver(nsIObserver *anObserver, const char *aTopic) = 0;
- /**
- * notifyObservers
- *
- * Notifies all registered listeners of the given topic.
- *
- * @param aSubject : Notification specific interface pointer.
- * @param aTopic : The notification topic or subject.
- * @param someData : Notification specific wide string.
- */
- /* void notifyObservers (in nsISupports aSubject, in string aTopic, in wstring someData); */
- NS_IMETHOD NotifyObservers(nsISupports *aSubject, const char *aTopic, const PRUnichar *someData) = 0;
- /**
- * enumerateObservers
- *
- * Returns an enumeration of all registered listeners.
- *
- * @param aTopic : The notification topic or subject.
- */
- /* nsISimpleEnumerator enumerateObservers (in string aTopic); */
- NS_IMETHOD EnumerateObservers(const char *aTopic, nsISimpleEnumerator **_retval) = 0;
- };
- /* Use this macro when declaring classes that implement this interface. */
- #define NS_DECL_NSIOBSERVERSERVICE
- NS_IMETHOD AddObserver(nsIObserver *anObserver, const char *aTopic, PRBool ownsWeak);
- NS_IMETHOD RemoveObserver(nsIObserver *anObserver, const char *aTopic);
- NS_IMETHOD NotifyObservers(nsISupports *aSubject, const char *aTopic, const PRUnichar *someData);
- NS_IMETHOD EnumerateObservers(const char *aTopic, nsISimpleEnumerator **_retval);
- /* Use this macro to declare functions that forward the behavior of this interface to another object. */
- #define NS_FORWARD_NSIOBSERVERSERVICE(_to)
- NS_IMETHOD AddObserver(nsIObserver *anObserver, const char *aTopic, PRBool ownsWeak) { return _to AddObserver(anObserver, aTopic, ownsWeak); }
- NS_IMETHOD RemoveObserver(nsIObserver *anObserver, const char *aTopic) { return _to RemoveObserver(anObserver, aTopic); }
- NS_IMETHOD NotifyObservers(nsISupports *aSubject, const char *aTopic, const PRUnichar *someData) { return _to NotifyObservers(aSubject, aTopic, someData); }
- NS_IMETHOD EnumerateObservers(const char *aTopic, nsISimpleEnumerator **_retval) { return _to EnumerateObservers(aTopic, _retval); }
- /* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
- #define NS_FORWARD_SAFE_NSIOBSERVERSERVICE(_to)
- NS_IMETHOD AddObserver(nsIObserver *anObserver, const char *aTopic, PRBool ownsWeak) { return !_to ? NS_ERROR_NULL_POINTER : _to->AddObserver(anObserver, aTopic, ownsWeak); }
- NS_IMETHOD RemoveObserver(nsIObserver *anObserver, const char *aTopic) { return !_to ? NS_ERROR_NULL_POINTER : _to->RemoveObserver(anObserver, aTopic); }
- NS_IMETHOD NotifyObservers(nsISupports *aSubject, const char *aTopic, const PRUnichar *someData) { return !_to ? NS_ERROR_NULL_POINTER : _to->NotifyObservers(aSubject, aTopic, someData); }
- NS_IMETHOD EnumerateObservers(const char *aTopic, nsISimpleEnumerator **_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->EnumerateObservers(aTopic, _retval); }
- #if 0
- /* Use the code below as a template for the implementation class for this interface. */
- /* Header file */
- class nsObserverService : public nsIObserverService
- {
- public:
- NS_DECL_ISUPPORTS
- NS_DECL_NSIOBSERVERSERVICE
- nsObserverService();
- private:
- ~nsObserverService();
- protected:
- /* additional members */
- };
- /* Implementation file */
- NS_IMPL_ISUPPORTS1(nsObserverService, nsIObserverService)
- nsObserverService::nsObserverService()
- {
- /* member initializers and constructor code */
- }
- nsObserverService::~nsObserverService()
- {
- /* destructor code */
- }
- /* void addObserver (in nsIObserver anObserver, in string aTopic, in boolean ownsWeak); */
- NS_IMETHODIMP nsObserverService::AddObserver(nsIObserver *anObserver, const char *aTopic, PRBool ownsWeak)
- {
- return NS_ERROR_NOT_IMPLEMENTED;
- }
- /* void removeObserver (in nsIObserver anObserver, in string aTopic); */
- NS_IMETHODIMP nsObserverService::RemoveObserver(nsIObserver *anObserver, const char *aTopic)
- {
- return NS_ERROR_NOT_IMPLEMENTED;
- }
- /* void notifyObservers (in nsISupports aSubject, in string aTopic, in wstring someData); */
- NS_IMETHODIMP nsObserverService::NotifyObservers(nsISupports *aSubject, const char *aTopic, const PRUnichar *someData)
- {
- return NS_ERROR_NOT_IMPLEMENTED;
- }
- /* nsISimpleEnumerator enumerateObservers (in string aTopic); */
- NS_IMETHODIMP nsObserverService::EnumerateObservers(const char *aTopic, nsISimpleEnumerator **_retval)
- {
- return NS_ERROR_NOT_IMPLEMENTED;
- }
- /* End of implementation class template. */
- #endif
- #endif /* __gen_nsIObserverService_h__ */