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223 lines
11 KiB
C++
223 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsHTMLParts_h___
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#define nsHTMLParts_h___
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#include "nscore.h"
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#include "nsISupports.h"
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#include "nsIReflowCommand.h"
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class nsIArena;
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class nsIAtom;
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class nsINodeInfo;
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class nsIContent;
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class nsIContentIterator;
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class nsIDocument;
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class nsIHTMLContent;
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class nsIHTMLContentSink;
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class nsIHTMLFragmentContentSink;
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class nsIPresContext;
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class nsITextContent;
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class nsIURI;
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class nsString;
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class nsIWebShell;
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class nsIPresShell;
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class nsIChannel;
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/**
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* Additional frame-state bits used by nsBlockFrame
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* See the meanings at http://www.mozilla.org/newlayout/doc/block-and-line.html
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*/
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#define NS_BLOCK_FRAME_HAS_OUTSIDE_BULLET 0x40000000
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#define NS_BLOCK_HAS_FIRST_LETTER_STYLE 0x20000000
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#define NS_BLOCK_SHRINK_WRAP 0x00100000
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#define NS_BLOCK_NO_AUTO_MARGINS 0x00200000
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#define NS_BLOCK_MARGIN_ROOT 0x00400000
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#define NS_BLOCK_SPACE_MGR 0x00800000
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#define NS_BLOCK_WRAP_SIZE 0x01000000
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#define NS_BLOCK_FLAGS_MASK 0xFFF00000
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// Factory method for creating a content iterator for generated
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// content
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extern nsresult
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NS_NewFrameContentIterator(nsIPresContext* aPresContext,
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nsIFrame* aFrame,
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nsIContentIterator** aIterator);
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/**
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* Create a new content object for the given tag.
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* Returns NS_ERROR_NOT_AVAILABLE for an unknown/unhandled tag.
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* Returns some other error on error.
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* Returns NS_OK on success
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*/
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PR_EXTERN(nsresult)
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NS_CreateHTMLElement(nsIHTMLContent** aResult,
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nsINodeInfo *aNodeInfo,
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PRBool aCaseSensitive);
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// Factory methods for creating html layout objects
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// These are variations on AreaFrame with slightly different layout
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// policies.
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// Create a frame that supports "display: block" layout behavior
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extern nsresult NS_NewBlockFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame,
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PRUint32 aFlags = 0);
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// Special Generated Content Frame
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extern nsresult
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NS_NewAttributeContent(nsIContent ** aResult);
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// Create a basic area frame but the GetFrameForPoint is overridden to always
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// return the option frame
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// By default, area frames will extend
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// their height to cover any children that "stick out".
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extern nsresult NS_NewSelectsAreaFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame,
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PRUint32 aFlags = NS_BLOCK_WRAP_SIZE);
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// Create a basic area frame. By default, area frames will extend
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// their height to cover any children that "stick out".
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extern nsresult NS_NewAreaFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame,
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PRUint32 aFlags = NS_BLOCK_SPACE_MGR|NS_BLOCK_WRAP_SIZE);
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// These AreaFrame's shrink wrap around their contents
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inline nsresult NS_NewTableCellInnerFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame) {
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return NS_NewBlockFrame(aPresShell, aNewFrame,
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NS_BLOCK_SPACE_MGR|NS_BLOCK_WRAP_SIZE|NS_BLOCK_MARGIN_ROOT);
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}
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// This type of AreaFrame is the document root, a margin root, and the
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// initial containing block for absolutely positioned elements
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inline nsresult NS_NewDocumentElementFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame) {
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return NS_NewAreaFrame(aPresShell, aNewFrame, NS_BLOCK_SPACE_MGR|NS_BLOCK_MARGIN_ROOT);
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}
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// This type of AreaFrame is a margin root, but does not shrink wrap
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inline nsresult NS_NewAbsoluteItemWrapperFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame) {
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return NS_NewAreaFrame(aPresShell, aNewFrame, NS_BLOCK_SPACE_MGR|NS_BLOCK_MARGIN_ROOT);
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}
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// This type of AreaFrame shrink wraps
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inline nsresult NS_NewFloatingItemWrapperFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame) {
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return NS_NewAreaFrame(aPresShell, aNewFrame, NS_BLOCK_SPACE_MGR|NS_BLOCK_SHRINK_WRAP);
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}
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// This type of AreaFrame doesn't use its own space manager and
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// doesn't shrink wrap.
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inline nsresult NS_NewRelativeItemWrapperFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame) {
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return NS_NewAreaFrame(aPresShell, aNewFrame);
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}
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extern nsresult NS_NewBRFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewCommentFrame(nsIPresShell* aPresShell, nsIFrame** aFrameResult);
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extern nsresult NS_NewHRFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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// <frame> and <iframe>
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extern nsresult NS_NewHTMLFrameOuterFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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// <frameset>
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extern nsresult NS_NewHTMLFramesetFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewViewportFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewCanvasFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewImageFrame(nsIPresShell* aPresShell, nsIFrame** aFrameResult);
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extern nsresult NS_NewInlineFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewPositionedInlineFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewObjectFrame(nsIPresShell* aPresShell, nsIFrame** aFrameResult);
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extern nsresult NS_NewSpacerFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewTextFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewContinuingTextFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewEmptyFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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inline nsresult NS_NewWBRFrame(nsIPresShell* aPresShell, nsIFrame** aResult) {
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return NS_NewEmptyFrame(aPresShell, aResult);
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}
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extern nsresult NS_NewScrollFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewSimplePageSequenceFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewPageFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewFirstLetterFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewFirstLineFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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// forms
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extern nsresult NS_NewFormFrame(nsIPresShell* aPresShell, nsIFrame** aResult, PRUint32 aFlags);
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extern nsresult NS_NewGfxButtonControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewNativeButtonControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewImageControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewHTMLButtonControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewGfxCheckboxControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewNativeCheckboxControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewFieldSetFrame(nsIPresShell* aPresShell, nsIFrame** aResult, PRUint32 aFlags);
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extern nsresult NS_NewFileControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewLabelFrame(nsIPresShell* aPresShell, nsIFrame** aResult, PRUint32 aStateFlags);
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extern nsresult NS_NewLegendFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewNativeTextControlFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewGfxTextControlFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewGfxAutoTextControlFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewGfxRadioControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewNativeRadioControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewNativeSelectControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewListControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewComboboxControlFrame(nsIPresShell* aPresShell, nsIFrame** aResult, PRUint32 aFlags);
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extern nsresult NS_NewIsIndexFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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// Table frame factories
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extern nsresult NS_NewTableOuterFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewTableFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewTableCaptionFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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extern nsresult NS_NewTableColFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewTableColGroupFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewTableRowFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewTableRowGroupFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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extern nsresult NS_NewTableCellFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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// XXX passing aWebShell into this is wrong
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extern nsresult NS_NewHTMLContentSink(nsIHTMLContentSink** aInstancePtrResult,
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nsIDocument* aDoc,
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nsIURI* aURL,
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nsIWebShell* aWebShell,
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nsIChannel* aChannel);
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extern nsresult NS_NewHTMLFragmentContentSink(nsIHTMLFragmentContentSink** aInstancePtrResult);
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/** Create a new HTML reflow command */
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extern nsresult
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NS_NewHTMLReflowCommand(nsIReflowCommand** aInstancePtrResult,
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nsIFrame* aTargetFrame,
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nsIReflowCommand::ReflowType aReflowType,
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nsIFrame* aChildFrame = nsnull,
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nsIAtom* aAttribute = nsnull);
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#endif /* nsHTMLParts_h___ */
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