gecko-dev/layout/generic/nsHTMLParts.h

223 lines
11 KiB
C++

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