/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef nsINameSpaceManager_h___ #define nsINameSpaceManager_h___ #include "nsISupports.h" #include "nsStringGlue.h" class nsIAtom; class nsString; #define kNameSpaceID_Unknown -1 // 0 is special at C++, so use a static const int32_t for // kNameSpaceID_None to keep if from being cast to pointers // Note that the XBL cache assumes (and asserts) that it can treat a // single-byte value higher than kNameSpaceID_LastBuiltin specially. static const int32_t kNameSpaceID_None = 0; #define kNameSpaceID_XMLNS 1 // not really a namespace, but it needs to play the game #define kNameSpaceID_XML 2 #define kNameSpaceID_XHTML 3 #define kNameSpaceID_XLink 4 #define kNameSpaceID_XSLT 5 #define kNameSpaceID_XBL 6 #define kNameSpaceID_MathML 7 #define kNameSpaceID_RDF 8 #define kNameSpaceID_XUL 9 #define kNameSpaceID_SVG 10 #define kNameSpaceID_LastBuiltin 10 // last 'built-in' namespace #define NS_NAMESPACEMANAGER_CONTRACTID "@mozilla.org/content/namespacemanager;1" #define NS_INAMESPACEMANAGER_IID \ { 0xd74e83e6, 0xf932, 0x4289, \ { 0xac, 0x95, 0x9e, 0x10, 0x24, 0x30, 0x88, 0xd6 } } /** * The Name Space Manager tracks the association between a NameSpace * URI and the int32_t runtime id. Mappings between NameSpaces and * NameSpace prefixes are managed by nsINameSpaces. * * All NameSpace URIs are stored in a global table so that IDs are * consistent accross the app. NameSpace IDs are only consistent at runtime * ie: they are not guaranteed to be consistent accross app sessions. * * The nsINameSpaceManager needs to have a live reference for as long as * the NameSpace IDs are needed. * */ class nsINameSpaceManager : public nsISupports { public: NS_DECLARE_STATIC_IID_ACCESSOR(NS_INAMESPACEMANAGER_IID) virtual nsresult RegisterNameSpace(const nsAString& aURI, int32_t& aNameSpaceID) = 0; virtual nsresult GetNameSpaceURI(int32_t aNameSpaceID, nsAString& aURI) = 0; virtual int32_t GetNameSpaceID(const nsAString& aURI) = 0; virtual bool HasElementCreator(int32_t aNameSpaceID) = 0; }; NS_DEFINE_STATIC_IID_ACCESSOR(nsINameSpaceManager, NS_INAMESPACEMANAGER_IID) nsresult NS_GetNameSpaceManager(nsINameSpaceManager** aInstancePtrResult); void NS_NameSpaceManagerShutdown(); #endif // nsINameSpaceManager_h___