nsICSSLoaderObserver.h (1683B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 /* internal interface for observing CSS style sheet loads */ 8 9 #ifndef nsICSSLoaderObserver_h___ 10 #define nsICSSLoaderObserver_h___ 11 12 #include "nsISupports.h" 13 14 #define NS_ICSSLOADEROBSERVER_IID \ 15 {0xf51fbf2c, 0xfe4b, 0x4a15, {0xaf, 0x7e, 0x5e, 0x20, 0x64, 0x5f, 0xaf, 0x58}} 16 17 namespace mozilla { 18 class StyleSheet; 19 } 20 21 class nsICSSLoaderObserver : public nsISupports { 22 public: 23 NS_INLINE_DECL_STATIC_IID(NS_ICSSLOADEROBSERVER_IID) 24 25 /** 26 * StyleSheetLoaded is called after aSheet is marked complete and before any 27 * load events associated with aSheet are fired. 28 * @param aSheet the sheet that was loaded. Guaranteed to always be 29 * non-null, even if aStatus indicates failure. 30 * @param aWasDeferred whether the sheet load was deferred, due to it being an 31 * alternate sheet, or having a non-matching media list. 32 * @param aStatus is a success code if the sheet loaded successfully and a 33 * failure code otherwise. Note that successful load of aSheet 34 * doesn't indicate anything about whether the data actually parsed 35 * as CSS, and doesn't indicate anything about the status of any child 36 * sheets of aSheet. 37 */ 38 NS_IMETHOD StyleSheetLoaded(mozilla::StyleSheet* aSheet, bool aWasDeferred, 39 nsresult aStatus) = 0; 40 }; 41 42 #endif // nsICSSLoaderObserver_h___