/* -*- 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/. */ /* factory functions for rendering object classes */ #ifndef nsHTMLParts_h___ #define nsHTMLParts_h___ #include "nscore.h" #include "nsISupports.h" #include "nsIFrame.h" class nsIAtom; class nsNodeInfoManager; class nsIContent; class nsIDocument; class nsIFrame; class nsIHTMLContentSink; class nsIFragmentContentSink; class nsStyleContext; class nsIURI; class nsIPresShell; class nsIChannel; class nsTableColFrame; namespace mozilla { class ViewportFrame; } // namespace mozilla // These are all the block specific frame bits, they are copied from // the prev-in-flow to a newly created next-in-flow, except for the // NS_BLOCK_FLAGS_NON_INHERITED_MASK bits below. #define NS_BLOCK_FLAGS_MASK (NS_BLOCK_FORMATTING_CONTEXT_STATE_BITS | \ NS_BLOCK_CLIP_PAGINATED_OVERFLOW | \ NS_BLOCK_HAS_FIRST_LETTER_STYLE | \ NS_BLOCK_FRAME_HAS_OUTSIDE_BULLET | \ NS_BLOCK_HAS_FIRST_LETTER_CHILD | \ NS_BLOCK_FRAME_HAS_INSIDE_BULLET) // This is the subset of NS_BLOCK_FLAGS_MASK that is NOT inherited // by default. They should only be set on the first-in-flow. // See nsBlockFrame::Init. #define NS_BLOCK_FLAGS_NON_INHERITED_MASK \ (NS_BLOCK_FRAME_HAS_OUTSIDE_BULLET | \ NS_BLOCK_HAS_FIRST_LETTER_CHILD | \ NS_BLOCK_FRAME_HAS_INSIDE_BULLET) // Factory methods for creating html layout objects // Create a frame that supports "display: block" layout behavior class nsBlockFrame; nsBlockFrame* NS_NewBlockFrame(nsIPresShell* aPresShell, nsStyleContext* aContext); // Special Generated Content Node. It contains text taken from an // attribute of its *grandparent* content node. nsresult NS_NewAttributeContent(nsNodeInfoManager *aNodeInfoManager, int32_t aNameSpaceID, nsIAtom* aAttrName, nsIContent** aResult); // Create a basic area frame but the GetFrameForPoint is overridden to always // return the option frame // By default, area frames will extend // their height to cover any children that "stick out". nsContainerFrame* NS_NewSelectsAreaFrame(nsIPresShell* aPresShell, nsStyleContext* aContext, nsFrameState aFlags); // Create a block formatting context blockframe nsBlockFrame* NS_NewBlockFormattingContext(nsIPresShell* aPresShell, nsStyleContext* aStyleContext); nsIFrame* NS_NewBRFrame(nsIPresShell* aPresShell, nsStyleContext* aContext); nsIFrame* NS_NewCommentFrame(nsIPresShell* aPresShell, nsStyleContext* aContext); // and