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 #ifndef FrameChildList_h_ 8 #define FrameChildList_h_ 9 10 #include "mozilla/EnumSet.h" 11 #include "nsFrameList.h" 12 #include "nsTArray.h" 13 14 class nsIFrame; 15 16 namespace mozilla { 17 namespace layout { 18 19 // enum FrameChildListID lives in nsFrameList.h to solve circular dependencies. 20 21 #ifdef DEBUG_FRAME_DUMP 22 extern const char* ChildListName(FrameChildListID aListID); 23 #endif 24 25 using FrameChildListIDs = EnumSet<FrameChildListID>; 26 27 class FrameChildList { 28 public: FrameChildList(const nsFrameList & aList,FrameChildListID aID)29 FrameChildList(const nsFrameList& aList, FrameChildListID aID) 30 : mList(aList), mID(aID) {} 31 nsFrameList mList; 32 FrameChildListID mID; 33 }; 34 35 } // namespace layout 36 } // namespace mozilla 37 AppendIfNonempty(nsTArray<mozilla::layout::FrameChildList> * aLists,mozilla::layout::FrameChildListID aListID)38inline void nsFrameList::AppendIfNonempty( 39 nsTArray<mozilla::layout::FrameChildList>* aLists, 40 mozilla::layout::FrameChildListID aListID) const { 41 if (NotEmpty()) { 42 aLists->EmplaceBack(*this, aListID); 43 } 44 } 45 46 #endif /* !defined(FrameChildList_h_) */ 47