1998-04-14 00:24:54 +04:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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1999-11-06 06:40:37 +03:00
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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1998-04-14 00:24:54 +04:00
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*
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1999-11-06 06:40:37 +03:00
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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1998-04-14 00:24:54 +04:00
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*
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1999-11-06 06:40:37 +03:00
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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 Netscape
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1998-04-14 00:24:54 +04:00
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* Communications Corporation. Portions created by Netscape are
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1999-11-06 06:40:37 +03:00
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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1998-04-14 00:24:54 +04:00
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*/
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#ifndef nsTableOuterFrame_h__
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#define nsTableOuterFrame_h__
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#include "nscore.h"
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1998-10-20 21:45:07 +04:00
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#include "nsHTMLContainerFrame.h"
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1999-08-01 02:11:50 +04:00
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#include "nsITableLayout.h"
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1998-04-14 00:24:54 +04:00
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struct OuterTableReflowState;
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1999-09-02 04:07:14 +04:00
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struct nsStyleTable;
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1998-04-14 00:24:54 +04:00
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1999-01-15 22:55:19 +03:00
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/* TODO
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1. decide if we'll allow subclassing. If so, decide which methods really need to be virtual.
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*/
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1998-04-14 00:24:54 +04:00
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/**
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1998-04-15 01:45:28 +04:00
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* main frame for an nsTable content object,
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1998-07-08 08:49:01 +04:00
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* the nsTableOuterFrame contains 0 or one caption frame, and a nsTableFrame
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* psuedo-frame (referred to as the "inner frame').
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1998-04-14 00:24:54 +04:00
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*/
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1999-08-01 02:11:50 +04:00
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class nsTableOuterFrame : public nsHTMLContainerFrame, public nsITableLayout
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1998-04-14 00:24:54 +04:00
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{
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public:
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1998-04-15 01:45:28 +04:00
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1999-08-01 02:11:50 +04:00
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// nsISupports
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NS_DECL_ISUPPORTS_INHERITED
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1998-09-15 21:58:24 +04:00
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/** instantiate a new instance of nsTableOuterFrame.
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* @param aResult the new object is returned in this out-param
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1998-04-15 01:45:28 +04:00
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*
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* @return NS_OK if the frame was properly allocated, otherwise an error code
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*/
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1998-09-15 21:58:24 +04:00
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friend nsresult
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1999-12-05 02:49:50 +03:00
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NS_NewTableOuterFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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1998-04-14 00:24:54 +04:00
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1999-01-15 22:55:19 +03:00
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/** @see nsIFrame::SetInitialChildList */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD SetInitialChildList(nsIPresContext* aPresContext,
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1998-11-10 09:05:32 +03:00
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nsIAtom* aListName,
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nsIFrame* aChildList);
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1998-09-16 21:19:20 +04:00
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD AppendFrames(nsIPresContext* aPresContext,
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1999-08-10 07:52:15 +04:00
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nsIPresShell& aPresShell,
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nsIAtom* aListName,
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nsIFrame* aFrameList);
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD InsertFrames(nsIPresContext* aPresContext,
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nsIPresShell& aPresShell,
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nsIAtom* aListName,
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nsIFrame* aPrevFrame,
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nsIFrame* aFrameList);
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD RemoveFrame(nsIPresContext* aPresContext,
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nsIPresShell& aPresShell,
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nsIAtom* aListName,
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nsIFrame* aOldFrame);
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1998-04-15 01:45:28 +04:00
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/** @see nsIFrame::Paint */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD Paint(nsIPresContext* aPresContext,
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1998-04-17 05:41:24 +04:00
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nsIRenderingContext& aRenderingContext,
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1998-12-18 18:54:23 +03:00
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const nsRect& aDirtyRect,
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nsFramePaintLayer aWhichLayer);
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1998-04-14 00:24:54 +04:00
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1999-01-15 22:55:19 +03:00
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/** process a reflow command for the table.
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* This involves reflowing the caption and the inner table.
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* @see nsIFrame::Reflow */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD Reflow(nsIPresContext* aPresContext,
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1998-10-02 08:10:00 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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1998-04-14 00:24:54 +04:00
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1999-02-24 08:54:31 +03:00
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/**
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* Get the "type" of the frame
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*
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* @see nsLayoutAtoms::tableOuterFrame
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*/
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NS_IMETHOD GetFrameType(nsIAtom** aType) const;
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1999-09-01 05:02:16 +04:00
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#ifdef DEBUG
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1999-11-02 01:12:45 +03:00
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NS_IMETHOD GetFrameName(nsString& aResult) const;
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1999-08-31 07:09:40 +04:00
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NS_IMETHOD SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const;
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1999-09-01 05:02:16 +04:00
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#endif
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1999-08-31 07:09:40 +04:00
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1999-05-20 04:52:00 +04:00
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/** SetSelected needs to be overridden to talk to inner tableframe
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*/
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1999-10-26 08:44:41 +04:00
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NS_IMETHOD SetSelected(nsIPresContext* aPresContext,
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nsIDOMRange *aRange,
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PRBool aSelected,
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nsSpread aSpread);
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1999-05-20 04:52:00 +04:00
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1999-01-15 22:55:19 +03:00
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/** return the min width of the caption. Return 0 if there is no caption.
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* The return value is only meaningful after the caption has had a pass1 reflow.
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*/
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1998-09-30 03:15:01 +04:00
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nscoord GetMinCaptionWidth();
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1999-08-01 02:11:50 +04:00
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/*---------------- nsITableLayout methods ------------------------*/
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1999-08-01 20:20:14 +04:00
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/** @see nsITableFrame::GetCellDataAt */
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1999-08-01 02:11:50 +04:00
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NS_IMETHOD GetCellDataAt(PRInt32 aRowIndex, PRInt32 aColIndex,
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nsIDOMElement* &aCell, //out params
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PRInt32& aStartRowIndex, PRInt32& aStartColIndex,
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PRInt32& aRowSpan, PRInt32& aColSpan,
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PRBool& aIsSelected);
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1999-08-01 20:20:14 +04:00
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/** @see nsITableFrame::GetTableSize */
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NS_IMETHOD GetTableSize(PRInt32& aRowCount, PRInt32& aColCount);
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1999-08-01 02:11:50 +04:00
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1998-04-14 00:24:54 +04:00
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protected:
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1999-01-15 22:55:19 +03:00
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/** Always returns 0, since the outer table frame has no border of its own
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* The inner table frame can answer this question in a meaningful way.
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* @see nsHTMLContainerFrame::GetSkipSides */
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1998-10-20 21:45:07 +04:00
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virtual PRIntn GetSkipSides() const;
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1998-04-14 00:24:54 +04:00
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/** return PR_TRUE if the table needs to be reflowed.
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* the outer table needs to be reflowed if the table content has changed,
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1998-04-15 01:45:28 +04:00
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* or if the table style attributes or parent max height/width have
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1998-04-14 00:24:54 +04:00
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* changed.
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*/
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1999-08-19 07:51:25 +04:00
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PRBool NeedsReflow(const nsHTMLReflowState& aReflowState);
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1998-04-14 00:24:54 +04:00
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1998-04-15 01:45:28 +04:00
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/** overridden here to handle special caption-table relationship
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* @see nsContainerFrame::VerifyTree
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1998-04-14 00:24:54 +04:00
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*/
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1998-04-17 05:41:24 +04:00
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NS_IMETHOD VerifyTree() const;
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1998-04-14 00:24:54 +04:00
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1998-04-17 02:21:32 +04:00
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/**
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* Remove and delete aChild's next-in-flow(s). Updates the sibling and flow
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* pointers.
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*
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* Updates the child count and content offsets of all containers that are
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* affected
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*
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* Overloaded here because nsContainerFrame makes assumptions about pseudo-frames
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* that are not true for tables.
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*
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* @param aChild child this child's next-in-flow
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* @return PR_TRUE if successful and PR_FALSE otherwise
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*/
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1999-11-24 09:03:41 +03:00
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virtual void DeleteChildsNextInFlow(nsIPresContext* aPresContext, nsIFrame* aChild);
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1998-04-17 02:21:32 +04:00
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1998-10-08 19:34:48 +04:00
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// begin Incremental Reflow methods
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1999-01-15 22:55:19 +03:00
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/** prepare aReflowState for an incremental reflow */
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1998-10-11 13:18:27 +04:00
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NS_IMETHOD RecoverState(OuterTableReflowState& aReflowState, nsIFrame* aKidFrame);
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1999-01-15 22:55:19 +03:00
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/** process an incremental reflow command */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD IncrementalReflow(nsIPresContext* aPresContext,
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1998-10-08 19:34:48 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus);
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1999-01-15 22:55:19 +03:00
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/** process an incremental reflow command targeted at a child of this frame. */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD IR_TargetIsChild(nsIPresContext* aPresContext,
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1998-10-08 19:34:48 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus,
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1998-10-11 13:18:27 +04:00
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nsIFrame * aNextFrame);
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1998-10-08 19:34:48 +04:00
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1999-01-15 22:55:19 +03:00
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/** process an incremental reflow command targeted at the table inner frame. */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD IR_TargetIsInnerTableFrame(nsIPresContext* aPresContext,
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1998-10-11 13:18:27 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus);
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1999-01-15 22:55:19 +03:00
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/** process an incremental reflow command targeted at the caption. */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD IR_TargetIsCaptionFrame(nsIPresContext* aPresContext,
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1998-10-11 13:18:27 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus);
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1999-01-15 22:55:19 +03:00
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/** process an incremental reflow command targeted at this frame.
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* many incremental reflows that are targeted at this outer frame
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* are actually handled by the inner frame. The logic to decide this
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* is here.
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*/
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD IR_TargetIsMe(nsIPresContext* aPresContext,
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1998-10-11 13:18:27 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus);
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1999-01-15 22:55:19 +03:00
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/** pass along the incremental reflow command to the inner table. */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD IR_InnerTableReflow(nsIPresContext* aPresContext,
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1998-10-11 13:18:27 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus);
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1999-01-15 22:55:19 +03:00
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/** handle incremental reflow notification that a caption was inserted. */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD IR_CaptionInserted(nsIPresContext* aPresContext,
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1998-10-11 13:18:27 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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1999-08-10 07:52:15 +04:00
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nsReflowStatus& aStatus);
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1998-10-11 13:18:27 +04:00
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1999-08-10 07:52:15 +04:00
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/** handle incremental reflow notification that we have dirty child frames */
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1999-11-24 09:03:41 +03:00
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NS_IMETHOD IR_ReflowDirty(nsIPresContext* aPresContext,
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1999-08-10 07:52:15 +04:00
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus);
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1998-10-08 19:34:48 +04:00
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1999-01-15 22:55:19 +03:00
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/** handle incremental reflow notification that the caption style was changed
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* such that it is now left|right instead of top|bottom, or vice versa.
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*/
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1999-09-02 04:07:14 +04:00
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PRBool IR_CaptionChangedAxis(const nsStyleTable* aOldStyle,
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const nsStyleTable* aNewStyle) const;
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1998-10-09 23:59:45 +04:00
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1999-01-15 22:55:19 +03:00
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/** set the size and the location of both the inner table frame and the caption. */
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1999-10-26 08:44:41 +04:00
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NS_IMETHOD SizeAndPlaceChildren(nsIPresContext* aPresContext,
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const nsSize & aInnerSize,
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1998-10-11 13:18:27 +04:00
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const nsSize & aCaptionSize,
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OuterTableReflowState& aReflowState);
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1998-10-09 23:59:45 +04:00
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1998-10-08 19:34:48 +04:00
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// end Incremental Reflow methods
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2000-01-10 06:04:05 +03:00
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// The following function at least lets the tree widget work
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// inside boxes. It repairs the reflow state after it's been
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// screwed up by the nsHTMLReflowState code.
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NS_IMETHOD FixBadReflowState(const nsHTMLReflowState& aParentReflowState,
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nsHTMLReflowState& aChildReflowState) { return NS_OK; };
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1998-04-14 00:24:54 +04:00
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private:
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/** used to keep track of this frame's children */
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1998-09-30 22:11:48 +04:00
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nsIFrame *mInnerTableFrame;
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nsIFrame *mCaptionFrame;
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1998-04-14 00:24:54 +04:00
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1998-07-09 00:21:17 +04:00
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/** used to track caption max element size */
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1998-04-14 00:24:54 +04:00
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PRInt32 mMinCaptionWidth;
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nsSize mMaxElementSize;
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};
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1998-09-30 03:15:01 +04:00
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inline nscoord nsTableOuterFrame::GetMinCaptionWidth()
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{ return mMinCaptionWidth; }
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1998-04-14 00:24:54 +04:00
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1998-10-20 21:45:07 +04:00
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inline PRIntn nsTableOuterFrame::GetSkipSides() const
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{ return 0; }
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1998-04-14 00:24:54 +04:00
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1998-10-15 02:12:06 +04:00
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#endif
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1998-09-30 22:11:48 +04:00
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