pjs/xpcom/components/nsIComponentManager.idl

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include "nsISupports.idl"
#include "nsIFactory.idl"
#include "nsIEnumerator.idl"
interface nsIFile;
/* should this be in nsroot.idl? */
native nsCID(nsCID);
[scriptable, uuid(8458a740-d5dc-11d2-92fb-00e09805570f)]
interface nsIComponentManager : nsISupports
{
/**
* findFactory
*
* Returns the factory object that can be used to create instances of
* CID aClass
*
* @param aClass The classid of the factory that is being requested
*/
nsIFactory findFactory(in nsCIDRef aClass);
/**
* getClassObject
*
* @param aClass : CID of the class whose class object is requested
* @param aIID : IID of an interface that the class object is known to
* to implement. nsISupports and nsIFactory are known to
* be implemented by the class object.
*/
[noscript] voidPtr getClassObject(in nsCIDRef aClass, in nsIIDRef aIID);
/**
* progIDToClassID
*
* Get the ClassID for a given ProgID. Many ClassIDs may implement a
* ProgID. In such a situation, this returns the preferred ClassID, which
* happens to be the last registered ClassID.
*
* @param aProgID : Progid for which ClassID is requested
* @return aClass : ClassID return
*/
[noscript] void progIDToClassID(in string aProgID, out nsCID aClass);
/**
* classIDToProgid
*
* Get the ProgID for a given ClassID. A ClassIDs may implement multiple
* ProgIDs. This function return the last registered ProgID.
*
* @param aClass : ClassID for which ProgID is requested.
* @return aClassName : returns class name asssociated with aClass
* @return : ProgID last registered for aClass
*/
string CLSIDToProgID(in nsCIDRef aClass, out string aClassName);
/**
* createInstance
*
* Create an instance of the CID aClass and return the interface aIID.
*
* @param aClass : ClassID of object instance requested
* @param aDelegate : Used for aggregation
* @param aIID : IID of interface requested
*/
[noscript] voidPtr createInstance(in nsCIDRef aClass,
in nsISupports aDelegate,
in nsIIDRef aIID);
/**
* createInstanceByProgID
*
* Create an instance of the CID that implements aProgID and return the
* interface aIID. This is a convenience function that effectively does
* ProgIDToClassID() followed by CreateInstance().
*
* @param aProgID : aProgID of object instance requested
* @param aDelegate : Used for aggregation
* @param aIID : IID of interface requested
*/
[noscript] voidPtr createInstanceByProgID(in string aProgID,
in nsISupports aDelegate,
in nsIIDRef IID);
/**
* registryLocationForSpec
*
* Given a file specification, return the registry representation of
* the filename. Files that are found relative to the components
* directory will have a registry representation
* "rel:<relative-native-path>" while filenames that are not, will have
* "abs:<full-native-path>".
*/
string registryLocationForSpec(in nsIFile aSpec);
/**
* specForRegistyLocation
*
* Create a file specification for the registry representation (rel:/abs:)
* got via registryLocationForSpec.
*/
nsIFile specForRegistryLocation(in string aLocation);
/**
* registerFactory
*
* Register a factory and ProgID associated with CID aClass
*
* @param aClass : CID of object
* @param aClassName : Class Name of CID
* @param aProgID : ProgID associated with CID aClass
* @param aFactory : Factory that will be registered for CID aClass
* @param aReplace : Boolean that indicates whether to replace a previous
* registration for the CID aClass.
*/
void registerFactory(in nsCIDRef aClass, in string aClassName,
in string aProgID, in nsIFactory aFactory,
in boolean aReplace);
/**
* registerComponent
*
* Register a native dll module via its registry representation as returned
* by registryLocationForSpec() as the container of CID implemenation
* aClass and associate aProgID and aClassName to the CID aClass. Native
* dll component type is assumed.
*
* @param aClass : CID implemenation contained in module
* @param aClassName : Class name associated with CID aClass
* @param aProgID : ProgID associated with CID aClass
* @param aLocation : Location of module (dll). Format of this is the
* registry representation as returned by
* registryLocationForSpec()
* @param aReplace : Boolean that indicates whether to replace a previous
* module registration for aClass.
* @param aPersist : Remember this registration across sessions.
*/
void registerComponent(in nsCIDRef aClass, in string aClassName,
in string aProgID, in string aLocation,
in boolean aReplace, in boolean aPersist);
/**
* registerComponentWithType
*
* Register a module's location via its registry representation
* as returned by registryLocationForSpec() as the container of CID implemenation
* aClass of type aType and associate aProgID and aClassName to the CID aClass.
*
* @param aClass : CID implemenation contained in module
* @param aClassName : Class name associated with CID aClass
* @param aProgID : ProgID associated with CID aClass
* @param aSpec : Filename spec for module's location.
* @param aLocation : Location of module of type aType. Format of this string
* is the registry representation as returned by
* registryLocationForSpec()
* @param aReplace : Boolean that indicates whether to replace a previous
* loader registration for aClass.
* @param aPersist : Remember this registration across sessions.
* @param aType : Component Type of CID aClass.
*/
void registerComponentWithType(in nsCIDRef aClass, in string aClassName,
in string aProgID, in nsIFile aSpec,
in string aLocation, in boolean aReplace,
in boolean aPersist, in string aType);
/**
* registerComponentSpec
*
* Register a native dll module via its file specification as the container
* of CID implemenation aClass and associate aProgID and aClassName to the
* CID aClass. Native dll component type is assumed.
*
* @param aClass : CID implemenation contained in module
* @param aClassName : Class name associated with CID aClass
* @param aProgID : ProgID associated with CID aClass
* @param aLibrary : File specification Location of module (dll).
* @param aReplace : Boolean that indicates whether to replace a previous
* module registration for aClass.
* @param aPersist : Remember this registration across sessions.
*/
void registerComponentSpec(in nsCIDRef aClass, in string aClassName,
in string aProgID, in nsIFile aLibrary,
in boolean aReplace, in boolean aPersist);
/**
* registerComponentLib
*
* Register a native dll module via its dll name (not full path) as the
* container of CID implemenation aClass and associate aProgID and aClassName
* to the CID aClass. Native dll component type is assumed and the system
* services will be used to load this dll.
*
* @param aClass : CID implemenation contained in module
* @param aClassName : Class name associated with CID aClass
* @param aProgID : ProgID associated with CID aClass
* @param aDllNameLocation : Dll name of module.
* @param aReplace : Boolean that indicates whether to replace a previous
* module registration for aClass.
* @param aPersist : Remember this registration across sessions.
*/
void registerComponentLib(in nsCIDRef aClass, in string aClassName,
in string aProgID, in string aDllName,
in boolean aReplace, in boolean aPersist);
/**
* unregisterFactory
*
* Unregister a factory associated with CID aClass.
*
* @param aClass : ClassID being unregistered
* @param aFactory : Factory previously registered to create instances of
* ClassID aClass.
*/
void unregisterFactory(in nsCIDRef aClass, in nsIFactory aFactory);
/**
* unregisterComponent
*
* Disassociate module aLocation represented as registry location as returned
* by registryLocationForSpec() as containing ClassID aClass.
*
* @param aClass : ClassID being unregistered
* @param aLocation : Location of module. Format of this is the registry
* representation as returned by registryLocationForSpec().
* Components of any type will be unregistered.
*/
void unregisterComponent(in nsCIDRef aClass, in string aLocation);
/**
* unregisterComponentSpec
*
* Disassociate module references by file specification aLibrarySpec as
* containing ClassID aClass.
*/
void unregisterComponentSpec(in nsCIDRef aClass, in nsIFile aLibrarySpec);
/**
* freeLibraries
*
* Enumerates all loaded modules and unloads unused modules.
*/
void freeLibraries();
/**
* ID values for 'when'
*/
const long NS_Startup = 0;
const long NS_Script = 1;
const long NS_Timer = 2;
const long NS_Shutdown = 3;
/**
* autoRegister
*
* Enumerates directory looking for modules of all types and registers
* modules who have changed (modtime or size) since the last time
* autoRegister() was invoked.
*
* @param when : ID values of when the call is being made.
* @param directory : Directory the will be enumerated.
*/
void autoRegister(in long when, in nsIFile directory);
/**
* autoRegisterComponent
*
* Loads module using appropriate loader and gives it an opportunity to
* register its CIDs if module's modtime or size changed since the last
* time this was called.
*
* @param when : ID values of when the call is being made.
* @param aFileLocation : File specification of module.
*/
void autoRegisterComponent(in long when, in nsIFile aFileLocation);
/**
* autoUnregisterComponent
*
* Loads module using approriate loader and gives it an opportunity to
* unregister its CIDs
*/
void autoUnregisterComponent(in long when, in nsIFile aFileLocation);
/**
* isRegistered
*
* Returns true if a factory or module is registered for CID aClass.
*
* @param aClass : ClassID queried for registeration
* @return : true if a factory or module is registered for CID aClass.
* false otherwise.
*/
boolean isRegistered(in nsCIDRef aClass);
/**
* enumerateCLSIDs
*
* Enumerate the list of all registered ClassIDs.
*
* @return : enumerator for ClassIDs.
*/
nsIEnumerator enumerateCLSIDs();
/**
* enumerateProgIDs
*
* Enumerate the list of all registered ProgIDs.
*
* @return : enumerator for ProgIDs.
*/
nsIEnumerator enumerateProgIDs();
};
%{ C++
/* include after the class def'n, because it needs to see it. */
#include "nsComponentManagerUtils.h"
%} C++