michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=8 sts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /* implementation of interface for managing user and user-agent style sheets */
michael@0: 
michael@0: #ifndef nsStyleSheetService_h_
michael@0: #define nsStyleSheetService_h_
michael@0: 
michael@0: #include "nsCOMArray.h"
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsIMemoryReporter.h"
michael@0: #include "nsIStyleSheetService.h"
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "mozilla/MemoryReporting.h"
michael@0: 
michael@0: class nsICategoryManager;
michael@0: class nsIMemoryReporter;
michael@0: class nsISimpleEnumerator;
michael@0: class nsIStyleSheet;
michael@0: 
michael@0: #define NS_STYLESHEETSERVICE_CID \
michael@0: {0xfcca6f83, 0x9f7d, 0x44e4, {0xa7, 0x4b, 0xb5, 0x94, 0x33, 0xe6, 0xc8, 0xc3}}
michael@0: 
michael@0: #define NS_STYLESHEETSERVICE_CONTRACTID \
michael@0:   "@mozilla.org/content/style-sheet-service;1"
michael@0: 
michael@0: class nsStyleSheetService MOZ_FINAL
michael@0:   : public nsIStyleSheetService
michael@0:   , public nsIMemoryReporter
michael@0: {
michael@0:  public:
michael@0:   nsStyleSheetService() NS_HIDDEN;
michael@0:   ~nsStyleSheetService() NS_HIDDEN;
michael@0: 
michael@0:   NS_DECL_ISUPPORTS
michael@0:   NS_DECL_NSISTYLESHEETSERVICE
michael@0:   NS_DECL_NSIMEMORYREPORTER
michael@0: 
michael@0:   NS_HIDDEN_(nsresult) Init();
michael@0: 
michael@0:   nsCOMArray<nsIStyleSheet>* AgentStyleSheets() { return &mSheets[AGENT_SHEET]; }
michael@0:   nsCOMArray<nsIStyleSheet>* UserStyleSheets() { return &mSheets[USER_SHEET]; }
michael@0:   nsCOMArray<nsIStyleSheet>* AuthorStyleSheets() { return &mSheets[AUTHOR_SHEET]; }
michael@0: 
michael@0:   size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
michael@0: 
michael@0:   static nsStyleSheetService *GetInstance();
michael@0:   static nsStyleSheetService *gInstance;
michael@0: 
michael@0:  private:
michael@0: 
michael@0:   NS_HIDDEN_(void) RegisterFromEnumerator(nsICategoryManager  *aManager,
michael@0:                                           const char          *aCategory,
michael@0:                                           nsISimpleEnumerator *aEnumerator,
michael@0:                                           uint32_t             aSheetType);
michael@0: 
michael@0:   NS_HIDDEN_(int32_t) FindSheetByURI(const nsCOMArray<nsIStyleSheet> &sheets,
michael@0:                                      nsIURI *sheetURI);
michael@0: 
michael@0:   // Like LoadAndRegisterSheet, but doesn't notify.  If successful, the
michael@0:   // new sheet will be the last sheet in mSheets[aSheetType].
michael@0:   NS_HIDDEN_(nsresult) LoadAndRegisterSheetInternal(nsIURI *aSheetURI,
michael@0:                                                     uint32_t aSheetType);
michael@0: 
michael@0:   nsCOMArray<nsIStyleSheet> mSheets[3];
michael@0: };
michael@0: 
michael@0: #endif