зеркало из https://github.com/mozilla/gecko-dev.git
5131 строка
177 KiB
C++
5131 строка
177 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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* Pierre Phaneuf <pp@ludusdesign.com>
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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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#include "nsCOMPtr.h"
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#include "nsVoidArray.h"
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#include "nsTableFrame.h"
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#include "nsTableBorderCollapser.h"
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#include "nsIRenderingContext.h"
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#include "nsIStyleContext.h"
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#include "nsStyleConsts.h"
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#include "nsIContent.h"
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#include "nsCellMap.h"
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#include "nsTableCellFrame.h"
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#include "nsHTMLParts.h"
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#include "nsTableColFrame.h"
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#include "nsTableColGroupFrame.h"
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#include "nsTableRowFrame.h"
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#include "nsTableRowGroupFrame.h"
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#include "nsTableOuterFrame.h"
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#include "nsIHTMLContent.h"
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#include "BasicTableLayoutStrategy.h"
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#include "FixedTableLayoutStrategy.h"
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#include "nsIPresContext.h"
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#include "nsCSSRendering.h"
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#include "nsStyleConsts.h"
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#include "nsVoidArray.h"
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#include "nsIView.h"
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#include "nsHTMLAtoms.h"
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#include "nsHTMLIIDs.h"
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#include "nsIReflowCommand.h"
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#include "nsLayoutAtoms.h"
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#include "nsIDeviceContext.h"
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#include "nsIStyleSet.h"
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#include "nsIPresShell.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMHTMLElement.h"
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#include "nsIDOMHTMLBodyElement.h"
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#include "nsISizeOfHandler.h"
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#include "nsIScrollableFrame.h"
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#include "nsHTMLReflowCommand.h"
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#include "nsIFrameManager.h"
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static NS_DEFINE_IID(kITableRowGroupFrameIID, NS_ITABLEROWGROUPFRAME_IID);
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// helper function for dealing with placeholder for positioned/floated table
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static void GetPlaceholderFor(nsIPresContext& aPresContext, nsIFrame& aFrame, nsIFrame** aPlaceholder);
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static const PRInt32 kColumnWidthIncrement=10;
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/********************************************************************************
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** nsTableReflowState **
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********************************************************************************/
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struct nsTableReflowState {
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// the real reflow state
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const nsHTMLReflowState& reflowState;
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nsReflowReason reason;
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// The table's available size
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nsSize availSize;
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// Stationary x-offset
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nscoord x;
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// Running y-offset
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nscoord y;
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// Pointer to the footer in the table
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nsIFrame* footerFrame;
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// The first body section row group frame, i.e. not a header or footer
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nsIFrame* firstBodySection;
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nsTableReflowState(const nsHTMLReflowState& aReflowState,
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nsTableFrame& aTableFrame,
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nsReflowReason aReason,
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nscoord aAvailWidth,
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nscoord aAvailHeight)
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: reflowState(aReflowState)
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{
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Init(aTableFrame, aReason, aAvailWidth, aAvailHeight);
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}
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void Init(nsTableFrame& aTableFrame,
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nsReflowReason aReason,
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nscoord aAvailWidth,
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nscoord aAvailHeight)
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{
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reason = aReason;
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nsTableFrame* table = (nsTableFrame*)aTableFrame.GetFirstInFlow();
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nsMargin borderPadding = table->GetBorderPadding(reflowState);
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x = borderPadding.left;
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y = borderPadding.top;
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availSize.width = aAvailWidth;
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if (NS_UNCONSTRAINEDSIZE != availSize.width) {
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availSize.width -= borderPadding.left + borderPadding.right;
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}
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availSize.height = aAvailHeight;
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if (NS_UNCONSTRAINEDSIZE != availSize.height) {
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availSize.height -= borderPadding.top + borderPadding.bottom + (2 * table->GetCellSpacingY());
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}
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footerFrame = nsnull;
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firstBodySection = nsnull;
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}
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nsTableReflowState(const nsHTMLReflowState& aReflowState,
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nsTableFrame& aTableFrame)
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: reflowState(aReflowState)
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{
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Init(aTableFrame, aReflowState.reason, aReflowState.availableWidth, aReflowState.availableHeight);
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}
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};
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nscoord
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GetHorBorderPaddingWidth(const nsHTMLReflowState& aReflowState,
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nsTableFrame* aTableFrame)
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{
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nsMargin borderPadding = aTableFrame->GetBorderPadding(aReflowState);
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return borderPadding.left + borderPadding.right;
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}
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/********************************************************************************
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** nsTableFrame **
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********************************************************************************/
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#if defined DEBUG_TABLE_REFLOW | DEBUG_TABLE_REFLOW_TIMING
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static PRInt32 gRflCount = 0;
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#endif
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NS_IMETHODIMP
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nsTableFrame::GetFrameType(nsIAtom** aType) const
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{
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NS_PRECONDITION(nsnull != aType, "null OUT parameter pointer");
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*aType = nsLayoutAtoms::tableFrame;
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NS_ADDREF(*aType);
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return NS_OK;
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}
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nsTableFrame::nsTableFrame()
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: nsHTMLContainerFrame(),
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mCellMap(nsnull),
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mTableLayoutStrategy(nsnull),
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mPercentBasisForRows(0),
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mPreferredWidth(0),
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mNumDescendantReflowsPending(0),
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mNumDescendantTimeoutReflowsPending(0)
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{
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mBits.mHadInitialReflow = PR_FALSE;
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mBits.mHaveReflowedColGroups = PR_FALSE;
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mBits.mNeedStrategyInit = PR_TRUE;
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mBits.mNeedStrategyBalance = PR_TRUE;
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mBits.mCellSpansPctCol = PR_FALSE;
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mBits.mRequestedTimeoutReflow = PR_FALSE;
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#ifdef DEBUG_TABLE_REFLOW_TIMING
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mTimer = new nsReflowTimer(this);
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nsReflowTimer* timer = new nsReflowTimer(this);
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mTimer->mNextSibling = timer;
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timer = new nsReflowTimer(this);
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mTimer->mNextSibling->mNextSibling = timer;
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timer = new nsReflowTimer(this);
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mTimer->mNextSibling->mNextSibling->mNextSibling = timer;
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timer = new nsReflowTimer(this);
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mTimer->mNextSibling->mNextSibling->mNextSibling->mNextSibling = timer;
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timer = new nsReflowTimer(this);
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mTimer->mNextSibling->mNextSibling->mNextSibling->mNextSibling->mNextSibling = timer;
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#endif
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}
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NS_IMPL_ADDREF_INHERITED(nsTableFrame, nsHTMLContainerFrame)
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NS_IMPL_RELEASE_INHERITED(nsTableFrame, nsHTMLContainerFrame)
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nsresult nsTableFrame::QueryInterface(const nsIID& aIID, void** aInstancePtr)
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{
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if (NULL == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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}
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if (aIID.Equals(NS_GET_IID(nsITableLayout)))
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{ // note there is no addref here, frames are not addref'd
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*aInstancePtr = (void*)(nsITableLayout*)this;
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return NS_OK;
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}
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else {
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return nsHTMLContainerFrame::QueryInterface(aIID, aInstancePtr);
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}
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}
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NS_IMETHODIMP
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nsTableFrame::Init(nsIPresContext* aPresContext,
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nsIContent* aContent,
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nsIFrame* aParent,
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nsIStyleContext* aContext,
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nsIFrame* aPrevInFlow)
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{
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nsresult rv;
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// Create the cell map
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// XXX Why do we do this for continuing frames?
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mCellMap = new nsTableCellMap(aPresContext, *this);
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if (!mCellMap) return NS_ERROR_OUT_OF_MEMORY;
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// Let the base class do its processing
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rv = nsHTMLContainerFrame::Init(aPresContext, aContent, aParent, aContext,
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aPrevInFlow);
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// record that children that are ignorable whitespace should be excluded
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mState |= NS_FRAME_EXCLUDE_IGNORABLE_WHITESPACE;
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if (aPrevInFlow) {
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// set my width, because all frames in a table flow are the same width and
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// code in nsTableOuterFrame depends on this being set
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nsSize size;
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aPrevInFlow->GetSize(size);
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mRect.width = size.width;
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}
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else {
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NS_ASSERTION(!mTableLayoutStrategy, "strategy was created before Init was called");
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nsCompatibility mode;
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aPresContext->GetCompatibilityMode(&mode);
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// create the strategy
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mTableLayoutStrategy = (IsAutoLayout()) ? new BasicTableLayoutStrategy(this, eCompatibility_NavQuirks == mode)
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: new FixedTableLayoutStrategy(this);
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}
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return rv;
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}
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nsTableFrame::~nsTableFrame()
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{
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if (nsnull!=mCellMap) {
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delete mCellMap;
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mCellMap = nsnull;
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}
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if (nsnull!=mTableLayoutStrategy) {
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delete mTableLayoutStrategy;
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mTableLayoutStrategy = nsnull;
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}
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#ifdef DEBUG_TABLE_REFLOW_TIMING
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nsTableFrame::DebugReflowDone(this);
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#endif
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}
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NS_IMETHODIMP
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nsTableFrame::Destroy(nsIPresContext* aPresContext)
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{
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mColGroups.DestroyFrames(aPresContext);
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return nsHTMLContainerFrame::Destroy(aPresContext);
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}
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NS_IMETHODIMP
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nsTableFrame::ReflowCommandNotify(nsIPresShell* aShell,
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nsIReflowCommand* aRC,
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PRBool aCommandAdded)
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{
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if (!aShell || !aRC) {
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NS_ASSERTION(PR_FALSE, "invalid call to ReflowCommandNotify");
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return NS_ERROR_NULL_POINTER;
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}
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#ifndef TABLE_REFLOW_COALESCING_OFF
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nsIReflowCommand::ReflowType type;
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aRC->GetType(type);
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if ((type == nsIReflowCommand::ContentChanged) ||
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(type == nsIReflowCommand::StyleChanged) ||
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(type == nsIReflowCommand::ReflowDirty)) {
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mNumDescendantReflowsPending += (aCommandAdded) ? 1 : -1;
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}
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else if (type == nsIReflowCommand::Timeout) {
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if (aCommandAdded) {
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mNumDescendantTimeoutReflowsPending++;
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if (RequestedTimeoutReflow()) {
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// since we can use the descendants timeout reflow, remove ours
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aShell->CancelInterruptNotificationTo(this, nsIPresShell::Timeout);
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SetRequestedTimeoutReflow(PR_FALSE);
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}
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}
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else {
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mNumDescendantTimeoutReflowsPending--;
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if ((mNumDescendantTimeoutReflowsPending <= 0) && !RequestedTimeoutReflow() &&
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DescendantReflowedNotTimeout()) {
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// a descendant caused us to cancel our timeout request but we really need one
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aShell->SendInterruptNotificationTo(this, nsIPresShell::Timeout);
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SetRequestedTimeoutReflow(PR_TRUE);
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}
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}
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}
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#endif
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return NS_OK;
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}
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void
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nsTableFrame::InterruptNotification(nsIPresContext* aPresContext,
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PRBool aIsRequest)
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{
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nsCOMPtr<nsIPresShell> presShell;
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aPresContext->GetShell(getter_AddRefs(presShell));
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if (aIsRequest) {
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presShell->SendInterruptNotificationTo(this, nsIPresShell::Timeout);
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SetRequestedTimeoutReflow(PR_TRUE);
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}
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else {
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presShell->CancelInterruptNotificationTo(this, nsIPresShell::Timeout);
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SetRequestedTimeoutReflow(PR_FALSE);
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}
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}
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nscoord
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nsTableFrame::RoundToPixel(nscoord aValue,
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float aPixelToTwips,
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nsPixelRound aRound)
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{
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nscoord halfPixel = NSToCoordRound(aPixelToTwips / 2.0f);
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nscoord fullPixel = NSToCoordRound(aPixelToTwips);
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PRInt32 excess = aValue % fullPixel;
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if (0 == excess) {
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return aValue;
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}
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else {
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switch(aRound) {
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case eRoundUpIfHalfOrMore:
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if (excess >= halfPixel) { // eRoundUpIfHalfOrMore
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return aValue + (fullPixel - excess);
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}
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case eAlwaysRoundDown:
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return aValue - excess;
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default: // eAlwaysRoundUp
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return aValue + (fullPixel - excess);
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}
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}
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}
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// Helper function which marks aFrame as dirty and generates a reflow command
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nsresult
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nsTableFrame::AppendDirtyReflowCommand(nsIPresShell* aPresShell,
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nsIFrame* aFrame)
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{
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if (!aPresShell) return NS_ERROR_NULL_POINTER;
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nsFrameState frameState;
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aFrame->GetFrameState(&frameState);
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frameState |= NS_FRAME_IS_DIRTY; // mark the table frame as dirty
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aFrame->SetFrameState(frameState);
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nsIReflowCommand* reflowCmd;
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nsresult rv = NS_NewHTMLReflowCommand(&reflowCmd, aFrame,
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nsIReflowCommand::ReflowDirty);
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if (NS_SUCCEEDED(rv)) {
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// Add the reflow command
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rv = aPresShell->AppendReflowCommand(reflowCmd);
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NS_RELEASE(reflowCmd);
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}
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return rv;
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}
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// Make sure any views are positioned properly
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void
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nsTableFrame::RePositionViews(nsIPresContext* aPresContext,
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nsIFrame* aFrame)
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{
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nsContainerFrame::PositionFrameView(aPresContext, aFrame);
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nsContainerFrame::PositionChildViews(aPresContext, aFrame);
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}
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nsIPresShell*
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nsTableFrame::GetPresShellNoAddref(nsIPresContext* aPresContext)
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{
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nsIPresShell* tempShell;
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nsIPresShell* presShell;
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aPresContext->GetShell(&tempShell);
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presShell = tempShell;
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NS_RELEASE(tempShell); // presShell is needed because this sets tempShell to nsnull
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return presShell;
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}
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// XXX this needs to be cleaned up so that the frame constructor breaks out col group
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// frames into a separate child list.
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NS_IMETHODIMP
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nsTableFrame::SetInitialChildList(nsIPresContext* aPresContext,
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nsIAtom* aListName,
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nsIFrame* aChildList)
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{
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nsresult rv=NS_OK;
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// I know now that I have all my children, so build the cell map
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nsIFrame *childFrame = aChildList;
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nsIFrame *prevMainChild = nsnull;
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nsIFrame *prevColGroupChild = nsnull;
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for ( ; nsnull!=childFrame; )
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{
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const nsStyleDisplay *childDisplay;
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childFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct *&)childDisplay);
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// XXX this if should go away
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if (PR_TRUE==IsRowGroup(childDisplay->mDisplay))
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{
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if (mFrames.IsEmpty())
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mFrames.SetFrames(childFrame);
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else
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prevMainChild->SetNextSibling(childFrame);
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prevMainChild = childFrame;
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}
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else if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
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{
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if (mColGroups.IsEmpty())
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mColGroups.SetFrames(childFrame);
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else
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prevColGroupChild->SetNextSibling(childFrame);
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prevColGroupChild = childFrame;
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}
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else
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{ // unknown frames go on the main list for now
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if (mFrames.IsEmpty())
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mFrames.SetFrames(childFrame);
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else
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prevMainChild->SetNextSibling(childFrame);
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prevMainChild = childFrame;
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}
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nsIFrame *prevChild = childFrame;
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childFrame->GetNextSibling(&childFrame);
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prevChild->SetNextSibling(nsnull);
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}
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if (nsnull!=prevMainChild)
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prevMainChild->SetNextSibling(nsnull);
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if (nsnull!=prevColGroupChild)
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prevColGroupChild->SetNextSibling(nsnull);
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// If we have a prev-in-flow, then we're a table that has been split and
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// so don't treat this like an append
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if (!mPrevInFlow) {
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// process col groups first so that real cols get constructed before
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// anonymous ones due to cells in rows.
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InsertColGroups(*aPresContext, 0, mColGroups.FirstChild());
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AppendRowGroups(*aPresContext, mFrames.FirstChild());
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}
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if (HasGroupRules()) {
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ProcessGroupRules(aPresContext);
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}
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return rv;
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}
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NS_IMETHODIMP
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nsTableFrame::IsPercentageBase(PRBool& aBase) const
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{
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aBase = PR_TRUE;
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return NS_OK;
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}
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void nsTableFrame::AttributeChangedFor(nsIPresContext* aPresContext,
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nsIFrame* aFrame,
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nsIContent* aContent,
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nsIAtom* aAttribute)
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{
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nsIAtom* frameType;
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aFrame->GetFrameType(&frameType);
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if (nsLayoutAtoms::tableCellFrame == frameType) {
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if ((nsHTMLAtoms::rowspan == aAttribute) ||
|
|
(nsHTMLAtoms::colspan == aAttribute)) {
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
// for now just remove the cell from the map and reinsert it
|
|
nsTableCellFrame* cellFrame = (nsTableCellFrame*)aFrame;
|
|
PRInt32 rowIndex, colIndex;
|
|
cellFrame->GetRowIndex(rowIndex);
|
|
cellFrame->GetColIndex(colIndex);
|
|
RemoveCell(*aPresContext, cellFrame, rowIndex);
|
|
nsAutoVoidArray cells;
|
|
cells.AppendElement(cellFrame);
|
|
InsertCells(*aPresContext, cells, rowIndex, colIndex - 1);
|
|
|
|
// XXX This could probably be optimized with some effort
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
AppendDirtyReflowCommand(GetPresShellNoAddref(aPresContext), this);
|
|
}
|
|
}
|
|
}
|
|
NS_IF_RELEASE(frameType);
|
|
}
|
|
|
|
|
|
/* ****** CellMap methods ******* */
|
|
|
|
/* counts columns in column groups */
|
|
PRInt32 nsTableFrame::GetSpecifiedColumnCount ()
|
|
{
|
|
PRInt32 colCount = 0;
|
|
nsIFrame * childFrame = mColGroups.FirstChild();
|
|
while (nsnull!=childFrame) {
|
|
colCount += ((nsTableColGroupFrame *)childFrame)->GetColCount();
|
|
childFrame->GetNextSibling(&childFrame);
|
|
}
|
|
return colCount;
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetRowCount () const
|
|
{
|
|
PRInt32 rowCount = 0;
|
|
nsTableCellMap *cellMap = GetCellMap();
|
|
NS_ASSERTION(nsnull!=cellMap, "GetRowCount null cellmap");
|
|
if (nsnull!=cellMap)
|
|
rowCount = cellMap->GetRowCount();
|
|
return rowCount;
|
|
}
|
|
|
|
/* return the col count including dead cols */
|
|
PRInt32 nsTableFrame::GetColCount ()
|
|
{
|
|
PRInt32 colCount = 0;
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
NS_ASSERTION(nsnull != cellMap, "GetColCount null cellmap");
|
|
if (nsnull != cellMap) {
|
|
colCount = cellMap->GetColCount();
|
|
}
|
|
return colCount;
|
|
}
|
|
|
|
/* return the effective col count */
|
|
PRInt32 nsTableFrame::GetEffectiveColCount ()
|
|
{
|
|
PRInt32 colCount = GetColCount();
|
|
// don't count cols at the end that don't have originating cells
|
|
for (PRInt32 colX = colCount - 1; colX >= 0; colX--) {
|
|
if (GetNumCellsOriginatingInCol(colX) <= 0) {
|
|
colCount--;
|
|
}
|
|
else break;
|
|
}
|
|
return colCount;
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetIndexOfLastRealCol()
|
|
{
|
|
PRInt32 numCols = mColFrames.Count();
|
|
for (PRInt32 colX = numCols; colX >= 0; colX--) {
|
|
nsTableColFrame* colFrame = GetColFrame(colX);
|
|
if (colFrame) {
|
|
if (eColAnonymousCell != colFrame->GetType()) {
|
|
return colX;
|
|
}
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
nsTableColFrame* nsTableFrame::GetColFrame(PRInt32 aColIndex)
|
|
{
|
|
NS_ASSERTION(!mPrevInFlow, "GetColFrame called on next in flow");
|
|
PRInt32 numCols = mColFrames.Count();
|
|
if ((aColIndex >= 0) && (aColIndex < numCols)) {
|
|
return (nsTableColFrame *)mColFrames.ElementAt(aColIndex);
|
|
}
|
|
else {
|
|
//NS_ASSERTION(PR_FALSE, "invalid col index");
|
|
return nsnull;
|
|
}
|
|
}
|
|
|
|
// can return nsnull
|
|
nsTableCellFrame* nsTableFrame::GetCellFrameAt(PRInt32 aRowIndex, PRInt32 aColIndex)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap)
|
|
return cellMap->GetCellInfoAt(aRowIndex, aColIndex);
|
|
return nsnull;
|
|
}
|
|
|
|
|
|
PRInt32 nsTableFrame::GetEffectiveRowSpan(PRInt32 aRowIndex,
|
|
const nsTableCellFrame& aCell) const
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull != cellMap, "bad call, cellMap not yet allocated.");
|
|
|
|
PRInt32 colIndex;
|
|
aCell.GetColIndex(colIndex);
|
|
return cellMap->GetEffectiveRowSpan(aRowIndex, colIndex);
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetEffectiveRowSpan(const nsTableCellFrame& aCell) const
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull != cellMap, "bad call, cellMap not yet allocated.");
|
|
|
|
PRInt32 colIndex, rowIndex;
|
|
aCell.GetColIndex(colIndex);
|
|
aCell.GetRowIndex(rowIndex);
|
|
return cellMap->GetEffectiveRowSpan(rowIndex, colIndex);
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetEffectiveColSpan(const nsTableCellFrame& aCell) const
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull != cellMap, "bad call, cellMap not yet allocated.");
|
|
|
|
PRInt32 colIndex, rowIndex;
|
|
aCell.GetColIndex(colIndex);
|
|
aCell.GetRowIndex(rowIndex);
|
|
return cellMap->GetEffectiveColSpan(rowIndex, colIndex);
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetEffectiveCOLSAttribute()
|
|
{
|
|
nsTableCellMap *cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "null cellMap.");
|
|
PRInt32 result;
|
|
const nsStyleTable *tableStyle=nsnull;
|
|
GetStyleData(eStyleStruct_Table, (const nsStyleStruct *&)tableStyle);
|
|
result = tableStyle->mCols;
|
|
PRInt32 numCols = GetColCount();
|
|
if (result>numCols)
|
|
result = numCols;
|
|
return result;
|
|
}
|
|
|
|
PRBool nsTableFrame::HasGroupRules() const
|
|
{
|
|
const nsStyleTable* tableStyle = nsnull;
|
|
GetStyleData(eStyleStruct_Table, (const nsStyleStruct *&)tableStyle);
|
|
if (NS_STYLE_TABLE_RULES_GROUPS == tableStyle->mRules) {
|
|
return PR_TRUE;
|
|
}
|
|
return PR_FALSE;
|
|
}
|
|
|
|
// this won't work until bug 12948 is resolved and col groups are considered
|
|
void nsTableFrame::ProcessGroupRules(nsIPresContext* aPresContext)
|
|
{
|
|
#if 0
|
|
// The RULES code below has been disabled because collapsing borders have been disabled
|
|
// and RULES depend on collapsing borders
|
|
PRInt32 numCols = GetColCount();
|
|
|
|
// process row groups
|
|
nsIFrame* iFrame;
|
|
for (iFrame = mFrames.FirstChild(); iFrame; iFrame->GetNextSibling(&iFrame)) {
|
|
nsIAtom* frameType;
|
|
iFrame->GetFrameType(&frameType);
|
|
if (nsLayoutAtoms::tableRowGroupFrame == frameType) {
|
|
nsTableRowGroupFrame* rgFrame = (nsTableRowGroupFrame *)iFrame;
|
|
PRInt32 startRow = rgFrame->GetStartRowIndex();
|
|
PRInt32 numGroupRows = rgFrame->GetRowCount();
|
|
PRInt32 endRow = startRow + numGroupRows - 1;
|
|
if (startRow == endRow) {
|
|
continue;
|
|
}
|
|
for (PRInt32 rowX = startRow; rowX <= endRow; rowX++) {
|
|
for (PRInt32 colX = 0; colX < numCols; colX++) {
|
|
PRBool originates;
|
|
nsTableCellFrame* cell = GetCellInfoAt(rowX, colX, &originates);
|
|
if (originates) {
|
|
nsCOMPtr<nsIStyleContext> styleContext;
|
|
cell->GetStyleContext(getter_AddRefs(styleContext));
|
|
nsStyleBorder* border = (nsStyleBorder*)styleContext->GetMutableStyleData(eStyleStruct_Border);
|
|
if (rowX == startRow) {
|
|
border->SetBorderStyle(NS_SIDE_BOTTOM, NS_STYLE_BORDER_STYLE_NONE);
|
|
}
|
|
else if (rowX == endRow) {
|
|
border->SetBorderStyle(NS_SIDE_TOP, NS_STYLE_BORDER_STYLE_NONE);
|
|
}
|
|
else {
|
|
border->SetBorderStyle(NS_SIDE_TOP, NS_STYLE_BORDER_STYLE_NONE);
|
|
border->SetBorderStyle(NS_SIDE_BOTTOM, NS_STYLE_BORDER_STYLE_NONE);
|
|
}
|
|
styleContext->RecalcAutomaticData(aPresContext);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
NS_IF_RELEASE(frameType);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
void nsTableFrame::AdjustRowIndices(nsIPresContext* aPresContext,
|
|
PRInt32 aRowIndex,
|
|
PRInt32 aAdjustment)
|
|
{
|
|
// Iterate over the row groups and adjust the row indices of all rows
|
|
// whose index is >= aRowIndex.
|
|
nsAutoVoidArray rowGroups;
|
|
PRUint32 numRowGroups;
|
|
OrderRowGroups(rowGroups, numRowGroups, nsnull);
|
|
|
|
for (PRUint32 rgX = 0; rgX < numRowGroups; rgX++) {
|
|
nsIFrame* kidFrame = (nsIFrame*)rowGroups.ElementAt(rgX);
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame(kidFrame);
|
|
AdjustRowIndices(aPresContext, rgFrame, aRowIndex, aAdjustment);
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP nsTableFrame::AdjustRowIndices(nsIPresContext* aPresContext,
|
|
nsIFrame* aRowGroup,
|
|
PRInt32 aRowIndex,
|
|
PRInt32 anAdjustment)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
nsIFrame* rowFrame;
|
|
aRowGroup->FirstChild(aPresContext, nsnull, &rowFrame);
|
|
for ( ; rowFrame; rowFrame->GetNextSibling(&rowFrame)) {
|
|
const nsStyleDisplay* rowDisplay;
|
|
rowFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct *&)rowDisplay);
|
|
if (NS_STYLE_DISPLAY_TABLE_ROW==rowDisplay->mDisplay) {
|
|
PRInt32 index = ((nsTableRowFrame*)rowFrame)->GetRowIndex();
|
|
if (index >= aRowIndex)
|
|
((nsTableRowFrame *)rowFrame)->SetRowIndex(index+anAdjustment);
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
|
|
void nsTableFrame::InsertColGroups(nsIPresContext& aPresContext,
|
|
PRInt32 aStartColIndex,
|
|
nsIFrame* aFirstFrame,
|
|
nsIFrame* aLastFrame)
|
|
{
|
|
PRInt32 colIndex = aStartColIndex;
|
|
nsTableColGroupFrame* firstColGroupToReset = nsnull;
|
|
nsIFrame* kidFrame = aFirstFrame;
|
|
PRBool didLastFrame = PR_FALSE;
|
|
while (kidFrame) {
|
|
nsIAtom* kidType;
|
|
kidFrame->GetFrameType(&kidType);
|
|
if (nsLayoutAtoms::tableColGroupFrame == kidType) {
|
|
if (didLastFrame) {
|
|
firstColGroupToReset = (nsTableColGroupFrame*)kidFrame;
|
|
break;
|
|
}
|
|
else {
|
|
nsTableColGroupFrame* cgFrame = (nsTableColGroupFrame*)kidFrame;
|
|
cgFrame->SetStartColumnIndex(colIndex);
|
|
nsIFrame* firstCol;
|
|
kidFrame->FirstChild(&aPresContext, nsnull, &firstCol);
|
|
cgFrame->AddColsToTable(aPresContext, colIndex, PR_FALSE, firstCol);
|
|
PRInt32 numCols = cgFrame->GetColCount();
|
|
colIndex += numCols;
|
|
}
|
|
}
|
|
NS_IF_RELEASE(kidType);
|
|
if (kidFrame == aLastFrame) {
|
|
didLastFrame = PR_TRUE;
|
|
}
|
|
kidFrame->GetNextSibling(&kidFrame);
|
|
}
|
|
|
|
if (firstColGroupToReset) {
|
|
nsTableColGroupFrame::ResetColIndices(&aPresContext, firstColGroupToReset, aStartColIndex);
|
|
}
|
|
}
|
|
|
|
void nsTableFrame::InsertCol(nsIPresContext& aPresContext,
|
|
nsTableColFrame& aColFrame,
|
|
PRInt32 aColIndex)
|
|
{
|
|
mColFrames.InsertElementAt(&aColFrame, aColIndex);
|
|
nsTableColType insertedColType = aColFrame.GetType();
|
|
PRInt32 numCacheCols = mColFrames.Count();
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
PRInt32 numMapCols = cellMap->GetColCount();
|
|
if (numCacheCols > numMapCols) {
|
|
PRBool removedFromCache = PR_FALSE;
|
|
if (eColAnonymousCell != insertedColType) {
|
|
nsTableColFrame* lastCol = (nsTableColFrame *)mColFrames.ElementAt(numCacheCols - 1);
|
|
if (lastCol) {
|
|
nsTableColType lastColType = lastCol->GetType();
|
|
if (eColAnonymousCell == lastColType) {
|
|
// remove the col from the cache
|
|
mColFrames.RemoveElementAt(numCacheCols - 1);
|
|
// remove the col from the eColGroupAnonymousCell col group
|
|
nsTableColGroupFrame* lastColGroup = (nsTableColGroupFrame *)mColGroups.LastChild();
|
|
if (lastColGroup) {
|
|
lastColGroup->RemoveChild(aPresContext, *lastCol, PR_FALSE);
|
|
}
|
|
// remove the col group if it is empty
|
|
if (lastColGroup->GetColCount() <= 0) {
|
|
mColGroups.DestroyFrame(&aPresContext, (nsIFrame*)lastColGroup);
|
|
}
|
|
removedFromCache = PR_TRUE;
|
|
}
|
|
}
|
|
}
|
|
if (!removedFromCache) {
|
|
cellMap->AddColsAtEnd(1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void nsTableFrame::RemoveCol(nsIPresContext& aPresContext,
|
|
nsTableColGroupFrame* aColGroupFrame,
|
|
PRInt32 aColIndex,
|
|
PRBool aRemoveFromCache,
|
|
PRBool aRemoveFromCellMap)
|
|
{
|
|
if (aRemoveFromCache) {
|
|
mColFrames.RemoveElementAt(aColIndex);
|
|
}
|
|
if (aRemoveFromCellMap) {
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
CreateAnonymousColFrames(aPresContext, 1, eColAnonymousCell, PR_TRUE);
|
|
}
|
|
}
|
|
}
|
|
|
|
/** Get the cell map for this table frame. It is not always mCellMap.
|
|
* Only the firstInFlow has a legit cell map
|
|
*/
|
|
nsTableCellMap* nsTableFrame::GetCellMap() const
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
if (this == firstInFlow) {
|
|
return mCellMap;
|
|
}
|
|
else {
|
|
return firstInFlow->GetCellMap();
|
|
}
|
|
}
|
|
|
|
nscoord nsTableFrame::GetMinWidth() const
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
if (this == firstInFlow) {
|
|
return mMinWidth;
|
|
}
|
|
else {
|
|
return firstInFlow->GetMinWidth();
|
|
}
|
|
}
|
|
|
|
nscoord nsTableFrame::GetDesiredWidth() const
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
if (this == firstInFlow) {
|
|
return mDesiredWidth;
|
|
}
|
|
else {
|
|
return firstInFlow->GetDesiredWidth();
|
|
}
|
|
}
|
|
|
|
nscoord nsTableFrame::GetPreferredWidth() const
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
if (this == firstInFlow) {
|
|
return mPreferredWidth;
|
|
}
|
|
else {
|
|
return firstInFlow->GetPreferredWidth();
|
|
}
|
|
}
|
|
|
|
// XXX this needs to be moved to nsCSSFrameConstructor
|
|
nsTableColGroupFrame*
|
|
nsTableFrame::CreateAnonymousColGroupFrame(nsIPresContext& aPresContext,
|
|
nsTableColGroupType aColGroupType)
|
|
{
|
|
nsCOMPtr<nsIContent> colGroupContent;
|
|
GetContent(getter_AddRefs(colGroupContent));
|
|
|
|
nsCOMPtr<nsIStyleContext> colGroupStyle;
|
|
aPresContext.ResolvePseudoStyleContextFor(colGroupContent,
|
|
nsHTMLAtoms::tableColGroupPseudo,
|
|
mStyleContext,
|
|
PR_FALSE,
|
|
getter_AddRefs(colGroupStyle));
|
|
// Create a col group frame
|
|
nsIFrame* newFrame;
|
|
nsCOMPtr<nsIPresShell> presShell;
|
|
aPresContext.GetShell(getter_AddRefs(presShell));
|
|
nsresult result = NS_NewTableColGroupFrame(presShell, &newFrame);
|
|
if (NS_SUCCEEDED(result) && newFrame) {
|
|
((nsTableColGroupFrame *)newFrame)->SetType(aColGroupType);
|
|
newFrame->Init(&aPresContext, colGroupContent, this, colGroupStyle, nsnull);
|
|
}
|
|
return (nsTableColGroupFrame *)newFrame;
|
|
}
|
|
|
|
void
|
|
nsTableFrame::CreateAnonymousColFrames(nsIPresContext& aPresContext,
|
|
PRInt32 aNumColsToAdd,
|
|
nsTableColType aColType,
|
|
PRBool aDoAppend,
|
|
nsIFrame* aPrevColIn)
|
|
{
|
|
// get the last col group frame
|
|
nsTableColGroupFrame* colGroupFrame = nsnull;
|
|
nsIFrame* childFrame = mColGroups.FirstChild();
|
|
while (childFrame) {
|
|
nsIAtom* frameType = nsnull;
|
|
childFrame->GetFrameType(&frameType);
|
|
if (nsLayoutAtoms::tableColGroupFrame == frameType) {
|
|
colGroupFrame = (nsTableColGroupFrame *)childFrame;
|
|
}
|
|
childFrame->GetNextSibling(&childFrame);
|
|
NS_IF_RELEASE(frameType);
|
|
}
|
|
|
|
nsTableColGroupType lastColGroupType = eColGroupContent;
|
|
nsTableColGroupType newColGroupType = eColGroupContent;
|
|
if (colGroupFrame) {
|
|
lastColGroupType = colGroupFrame->GetType();
|
|
}
|
|
if (eColAnonymousCell == aColType) {
|
|
if (eColGroupAnonymousCell != lastColGroupType) {
|
|
newColGroupType = eColGroupAnonymousCell;
|
|
}
|
|
}
|
|
else if (eColAnonymousCol == aColType) {
|
|
if (eColGroupAnonymousCol != lastColGroupType) {
|
|
newColGroupType = eColGroupAnonymousCol;
|
|
}
|
|
}
|
|
else {
|
|
NS_ASSERTION(PR_FALSE, "CreateAnonymousColFrames called incorrectly");
|
|
return;
|
|
}
|
|
|
|
if (eColGroupContent != newColGroupType) {
|
|
PRInt32 colIndex = (colGroupFrame) ? colGroupFrame->GetStartColumnIndex() + colGroupFrame->GetColCount()
|
|
: 0;
|
|
colGroupFrame = CreateAnonymousColGroupFrame(aPresContext, newColGroupType);
|
|
if (!colGroupFrame) {
|
|
return;
|
|
}
|
|
mColGroups.AppendFrame(this, colGroupFrame); // add the new frame to the child list
|
|
colGroupFrame->SetStartColumnIndex(colIndex);
|
|
}
|
|
|
|
nsIFrame* prevCol = (aDoAppend) ? colGroupFrame->GetChildList().LastChild() : aPrevColIn;
|
|
|
|
nsIFrame* firstNewFrame;
|
|
CreateAnonymousColFrames(aPresContext, *colGroupFrame, aNumColsToAdd,
|
|
aColType, PR_TRUE, prevCol, &firstNewFrame);
|
|
}
|
|
|
|
// XXX this needs to be moved to nsCSSFrameConstructor
|
|
// Right now it only creates the col frames at the end
|
|
void
|
|
nsTableFrame::CreateAnonymousColFrames(nsIPresContext& aPresContext,
|
|
nsTableColGroupFrame& aColGroupFrame,
|
|
PRInt32 aNumColsToAdd,
|
|
nsTableColType aColType,
|
|
PRBool aAddToColGroupAndTable,
|
|
nsIFrame* aPrevFrameIn,
|
|
nsIFrame** aFirstNewFrame)
|
|
{
|
|
*aFirstNewFrame = nsnull;
|
|
nsIFrame* lastColFrame = nsnull;
|
|
nsIFrame* childFrame;
|
|
|
|
// Get the last col frame
|
|
aColGroupFrame.FirstChild(&aPresContext, nsnull, &childFrame);
|
|
while (childFrame) {
|
|
nsIAtom* frameType = nsnull;
|
|
childFrame->GetFrameType(&frameType);
|
|
if (nsLayoutAtoms::tableColFrame == frameType) {
|
|
lastColFrame = (nsTableColGroupFrame *)childFrame;
|
|
}
|
|
NS_IF_RELEASE(frameType);
|
|
childFrame->GetNextSibling(&childFrame);
|
|
}
|
|
|
|
PRInt32 startIndex = mColFrames.Count();
|
|
PRInt32 lastIndex = startIndex + aNumColsToAdd - 1;
|
|
|
|
for (PRInt32 childX = startIndex; childX <= lastIndex; childX++) {
|
|
nsCOMPtr<nsIContent> iContent;
|
|
nsCOMPtr<nsIStyleContext> styleContext;
|
|
nsCOMPtr<nsIStyleContext> parentStyleContext;
|
|
|
|
if ((aColType == eColAnonymousCol) && aPrevFrameIn) {
|
|
// a col due to a span in a previous col uses the style context of the col
|
|
aPrevFrameIn->GetStyleContext(getter_AddRefs(styleContext));
|
|
// fix for bugzilla bug 54454: get the content from the prevFrame
|
|
aPrevFrameIn->GetContent(getter_AddRefs(iContent));
|
|
}
|
|
else {
|
|
// all other anonymous cols use a pseudo style context of the col group
|
|
aColGroupFrame.GetContent(getter_AddRefs(iContent));
|
|
aColGroupFrame.GetStyleContext(getter_AddRefs(parentStyleContext));
|
|
aPresContext.ResolvePseudoStyleContextFor(iContent, nsHTMLAtoms::tableColPseudo,
|
|
parentStyleContext, PR_FALSE, getter_AddRefs(styleContext));
|
|
}
|
|
// ASSERTION to check for bug 54454 sneaking back in...
|
|
NS_ASSERTION(iContent, "null content in CreateAnonymousColFrames");
|
|
|
|
// create the new col frame
|
|
nsIFrame* colFrame;
|
|
nsCOMPtr<nsIPresShell> presShell;
|
|
aPresContext.GetShell(getter_AddRefs(presShell));
|
|
NS_NewTableColFrame(presShell, &colFrame);
|
|
((nsTableColFrame *) colFrame)->SetType(aColType);
|
|
colFrame->Init(&aPresContext, iContent, &aColGroupFrame,
|
|
styleContext, nsnull);
|
|
colFrame->SetInitialChildList(&aPresContext, nsnull, nsnull);
|
|
|
|
// Add the col to the sibling chain
|
|
if (lastColFrame) {
|
|
lastColFrame->SetNextSibling(colFrame);
|
|
}
|
|
lastColFrame = colFrame;
|
|
if (childX == startIndex) {
|
|
*aFirstNewFrame = colFrame;
|
|
}
|
|
}
|
|
if (aAddToColGroupAndTable) {
|
|
nsFrameList& cols = aColGroupFrame.GetChildList();
|
|
// the chain already exists, now add it to the col group child list
|
|
if (!aPrevFrameIn) {
|
|
cols.AppendFrames(&aColGroupFrame, *aFirstNewFrame);
|
|
}
|
|
// get the starting col index in the cache
|
|
PRInt32 startColIndex = aColGroupFrame.GetStartColumnIndex();
|
|
if (aPrevFrameIn) {
|
|
nsTableColFrame* colFrame =
|
|
(nsTableColFrame*)nsTableFrame::GetFrameAtOrBefore(&aPresContext,
|
|
(nsIFrame*)&aColGroupFrame, aPrevFrameIn,
|
|
nsLayoutAtoms::tableColFrame);
|
|
if (colFrame) {
|
|
startColIndex = colFrame->GetColIndex() + 1;
|
|
}
|
|
}
|
|
aColGroupFrame.AddColsToTable(aPresContext, startColIndex, PR_TRUE,
|
|
*aFirstNewFrame, lastColFrame);
|
|
}
|
|
}
|
|
|
|
PRInt32 nsTableFrame::AppendCell(nsIPresContext& aPresContext,
|
|
nsTableCellFrame& aCellFrame,
|
|
PRInt32 aRowIndex)
|
|
{
|
|
PRInt32 colIndex = 0;
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
colIndex = cellMap->AppendCell(aCellFrame, aRowIndex, PR_TRUE);
|
|
PRInt32 numColsInMap = GetColCount();
|
|
PRInt32 numColsInCache = mColFrames.Count();
|
|
PRInt32 numColsToAdd = numColsInMap - numColsInCache;
|
|
if (numColsToAdd > 0) {
|
|
// this sets the child list, updates the col cache and cell map
|
|
CreateAnonymousColFrames(aPresContext, numColsToAdd, eColAnonymousCell, PR_TRUE);
|
|
}
|
|
}
|
|
return colIndex;
|
|
}
|
|
|
|
void nsTableFrame::InsertCells(nsIPresContext& aPresContext,
|
|
nsVoidArray& aCellFrames,
|
|
PRInt32 aRowIndex,
|
|
PRInt32 aColIndexBefore)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
cellMap->InsertCells(aCellFrames, aRowIndex, aColIndexBefore);
|
|
PRInt32 numColsInMap = GetColCount();
|
|
PRInt32 numColsInCache = mColFrames.Count();
|
|
PRInt32 numColsToAdd = numColsInMap - numColsInCache;
|
|
if (numColsToAdd > 0) {
|
|
// this sets the child list, updates the col cache and cell map
|
|
CreateAnonymousColFrames(aPresContext, numColsToAdd, eColAnonymousCell, PR_TRUE);
|
|
}
|
|
}
|
|
}
|
|
|
|
// this removes the frames from the col group and table, but not the cell map
|
|
PRInt32
|
|
nsTableFrame::DestroyAnonymousColFrames(nsIPresContext& aPresContext,
|
|
PRInt32 aNumFrames)
|
|
{
|
|
// only remove cols that are of type eTypeAnonymous cell (they are at the end)
|
|
PRInt32 endIndex = mColFrames.Count() - 1;
|
|
PRInt32 startIndex = (endIndex - aNumFrames) + 1;
|
|
PRInt32 numColsRemoved = 0;
|
|
for (PRInt32 colX = endIndex; colX >= startIndex; colX--) {
|
|
nsTableColFrame* colFrame = GetColFrame(colX);
|
|
if (colFrame && (eColAnonymousCell == colFrame->GetType())) {
|
|
nsTableColGroupFrame* cgFrame;
|
|
colFrame->GetParent((nsIFrame**)&cgFrame);
|
|
// remove the frame from the colgroup
|
|
cgFrame->RemoveChild(aPresContext, *colFrame, PR_FALSE);
|
|
// remove the frame from the cache, but not the cell map
|
|
RemoveCol(aPresContext, nsnull, colX, PR_TRUE, PR_FALSE);
|
|
numColsRemoved++;
|
|
}
|
|
else {
|
|
break;
|
|
}
|
|
}
|
|
return (aNumFrames - numColsRemoved);
|
|
}
|
|
|
|
void nsTableFrame::RemoveCell(nsIPresContext& aPresContext,
|
|
nsTableCellFrame* aCellFrame,
|
|
PRInt32 aRowIndex)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
cellMap->RemoveCell(aCellFrame, aRowIndex);
|
|
PRInt32 numColsInMap = GetColCount(); // cell map's notion of num cols
|
|
PRInt32 numColsInCache = mColFrames.Count();
|
|
if (numColsInCache > numColsInMap) {
|
|
PRInt32 numColsNotRemoved = DestroyAnonymousColFrames(aPresContext, numColsInCache - numColsInMap);
|
|
// if the cell map has fewer cols than the cache, correct it
|
|
if (numColsNotRemoved > 0) {
|
|
cellMap->AddColsAtEnd(numColsNotRemoved);
|
|
}
|
|
}
|
|
else NS_ASSERTION(numColsInCache == numColsInMap, "cell map has too many cols");
|
|
}
|
|
}
|
|
|
|
PRInt32
|
|
nsTableFrame::GetStartRowIndex(nsTableRowGroupFrame& aRowGroupFrame)
|
|
{
|
|
nsAutoVoidArray orderedRowGroups;
|
|
PRUint32 numRowGroups;
|
|
OrderRowGroups(orderedRowGroups, numRowGroups);
|
|
|
|
PRInt32 rowIndex = 0;
|
|
for (PRUint32 rgIndex = 0; rgIndex < numRowGroups; rgIndex++) {
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame((nsIFrame*)orderedRowGroups.ElementAt(rgIndex));
|
|
if (rgFrame == &aRowGroupFrame) {
|
|
break;
|
|
}
|
|
PRInt32 numRows = rgFrame->GetRowCount();
|
|
rowIndex += numRows;
|
|
}
|
|
return rowIndex;
|
|
}
|
|
|
|
// this cannot extend beyond a single row group
|
|
void nsTableFrame::AppendRows(nsIPresContext& aPresContext,
|
|
nsTableRowGroupFrame& aRowGroupFrame,
|
|
PRInt32 aRowIndex,
|
|
nsVoidArray& aRowFrames)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
PRInt32 absRowIndex = GetStartRowIndex(aRowGroupFrame) + aRowIndex;
|
|
InsertRows(aPresContext, aRowGroupFrame, aRowFrames, absRowIndex, PR_TRUE);
|
|
}
|
|
}
|
|
|
|
PRInt32
|
|
nsTableFrame::InsertRow(nsIPresContext& aPresContext,
|
|
nsTableRowGroupFrame& aRowGroupFrame,
|
|
nsIFrame& aRowFrame,
|
|
PRInt32 aRowIndex,
|
|
PRBool aConsiderSpans)
|
|
{
|
|
nsAutoVoidArray rows;
|
|
rows.AppendElement(&aRowFrame);
|
|
return InsertRows(aPresContext, aRowGroupFrame, rows, aRowIndex, aConsiderSpans);
|
|
}
|
|
|
|
// this cannot extend beyond a single row group
|
|
PRInt32
|
|
nsTableFrame::InsertRows(nsIPresContext& aPresContext,
|
|
nsTableRowGroupFrame& aRowGroupFrame,
|
|
nsVoidArray& aRowFrames,
|
|
PRInt32 aRowIndex,
|
|
PRBool aConsiderSpans)
|
|
{
|
|
//printf("insertRowsBefore firstRow=%d \n", aRowIndex);
|
|
//Dump(PR_TRUE, PR_FALSE, PR_TRUE);
|
|
|
|
PRInt32 numColsToAdd = 0;
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
PRInt32 origNumRows = cellMap->GetRowCount();
|
|
PRInt32 numNewRows = aRowFrames.Count();
|
|
cellMap->InsertRows(&aPresContext, aRowGroupFrame, aRowFrames, aRowIndex, aConsiderSpans);
|
|
PRInt32 numColsInMap = GetColCount(); // cell map's notion of num cols
|
|
PRInt32 numColsInCache = mColFrames.Count();
|
|
numColsToAdd = numColsInMap - numColsInCache;
|
|
if (numColsToAdd > 0) {
|
|
// this sets the child list, updates the col cache and cell map
|
|
CreateAnonymousColFrames(aPresContext, numColsToAdd, eColAnonymousCell,
|
|
PR_TRUE);
|
|
}
|
|
if (aRowIndex < origNumRows) {
|
|
AdjustRowIndices(&aPresContext, aRowIndex, numNewRows);
|
|
}
|
|
// assign the correct row indices to the new rows. If they were adjusted above
|
|
// it may not have been done correctly because each row is constructed with index 0
|
|
for (PRInt32 rowX = 0; rowX < numNewRows; rowX++) {
|
|
nsTableRowFrame* rowFrame = (nsTableRowFrame *) aRowFrames.ElementAt(rowX);
|
|
rowFrame->SetRowIndex(aRowIndex + rowX);
|
|
}
|
|
}
|
|
|
|
//printf("insertRowsAfter \n");
|
|
//Dump(PR_TRUE, PR_FALSE, PR_TRUE);
|
|
|
|
return numColsToAdd;
|
|
}
|
|
|
|
// this cannot extend beyond a single row group
|
|
void nsTableFrame::RemoveRows(nsIPresContext& aPresContext,
|
|
nsTableRowFrame& aFirstRowFrame,
|
|
PRInt32 aNumRowsToRemove,
|
|
PRBool aConsiderSpans)
|
|
{
|
|
//printf("removeRowsBefore firstRow=%d numRows=%d\n", aFirstRowIndex, aNumRowsToRemove);
|
|
//Dump(PR_TRUE, PR_FALSE, PR_TRUE);
|
|
|
|
|
|
#ifdef TBD_OPTIMIZATION
|
|
// decide if we need to rebalance. we have to do this here because the row group
|
|
// cannot do it when it gets the dirty reflow corresponding to the frame being destroyed
|
|
PRBool stopTelling = PR_FALSE;
|
|
for (nsIFrame* kidFrame = aFirstFrame.FirstChild(); (kidFrame && !stopAsking); kidFrame = kidFrame->GetNextSibling()) {
|
|
nsCOMPtr<nsIAtom> kidType;
|
|
kidFrame->GetFrameType(getter_AddRefs(frameType));
|
|
if (nsLayoutAtoms::tableCellFrame == kidType.get()) {
|
|
nsTableCellFrame* cellFrame = (nsTableCellFrame*)kidFrame;
|
|
stopTelling = tableFrame->CellChangedWidth(*cellFrame, cellFrame->GetPass1MaxElementSize(),
|
|
cellFrame->GetMaximumWidth(), PR_TRUE);
|
|
}
|
|
}
|
|
// XXX need to consider what happens if there are cells that have rowspans
|
|
// into the deleted row. Need to consider moving rows if a rebalance doesn't happen
|
|
#endif
|
|
|
|
PRInt32 firstRowIndex = aFirstRowFrame.GetRowIndex();
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
cellMap->RemoveRows(&aPresContext, firstRowIndex, aNumRowsToRemove, aConsiderSpans);
|
|
// only remove cols that are of type eTypeAnonymous cell (they are at the end)
|
|
PRInt32 numColsInMap = GetColCount(); // cell map's notion of num cols
|
|
PRInt32 numColsInCache = mColFrames.Count();
|
|
if (numColsInCache > numColsInMap) {
|
|
PRInt32 numColsNotRemoved = DestroyAnonymousColFrames(aPresContext, numColsInCache - numColsInMap);
|
|
// if the cell map has fewer cols than the cache, correct it
|
|
if (numColsNotRemoved > 0) {
|
|
cellMap->AddColsAtEnd(numColsNotRemoved);
|
|
}
|
|
}
|
|
else NS_ASSERTION(numColsInCache == numColsInMap, "cell map has too many cols");
|
|
}
|
|
AdjustRowIndices(&aPresContext, firstRowIndex, -aNumRowsToRemove);
|
|
//printf("removeRowsAfter\n");
|
|
//Dump(PR_TRUE, PR_FALSE, PR_TRUE);
|
|
}
|
|
|
|
void nsTableFrame::AppendRowGroups(nsIPresContext& aPresContext,
|
|
nsIFrame* aFirstRowGroupFrame)
|
|
{
|
|
if (aFirstRowGroupFrame) {
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
nsFrameList newList(aFirstRowGroupFrame);
|
|
InsertRowGroups(aPresContext, aFirstRowGroupFrame, newList.LastChild());
|
|
}
|
|
}
|
|
}
|
|
|
|
nsTableRowGroupFrame*
|
|
nsTableFrame::GetRowGroupFrame(nsIFrame* aFrame,
|
|
nsIAtom* aFrameTypeIn)
|
|
{
|
|
nsIFrame* rgFrame = nsnull;
|
|
nsIAtom* frameType = aFrameTypeIn;
|
|
if (!aFrameTypeIn) {
|
|
aFrame->GetFrameType(&frameType);
|
|
}
|
|
if (nsLayoutAtoms::tableRowGroupFrame == frameType) {
|
|
rgFrame = aFrame;
|
|
}
|
|
else if (nsLayoutAtoms::scrollFrame == frameType) {
|
|
nsIScrollableFrame* scrollable = nsnull;
|
|
nsresult rv = aFrame->QueryInterface(NS_GET_IID(nsIScrollableFrame), (void **)&scrollable);
|
|
if (NS_SUCCEEDED(rv) && (scrollable)) {
|
|
nsIFrame* scrolledFrame;
|
|
scrollable->GetScrolledFrame(nsnull, scrolledFrame);
|
|
if (scrolledFrame) {
|
|
nsIAtom* scrolledType;
|
|
scrolledFrame->GetFrameType(&scrolledType);
|
|
if (nsLayoutAtoms::tableRowGroupFrame == scrolledType) {
|
|
rgFrame = scrolledFrame;
|
|
}
|
|
NS_IF_RELEASE(scrolledType);
|
|
}
|
|
}
|
|
}
|
|
if (!aFrameTypeIn) {
|
|
NS_IF_RELEASE(frameType);
|
|
}
|
|
return (nsTableRowGroupFrame*)rgFrame;
|
|
}
|
|
|
|
// collect the rows ancestors of aFrame
|
|
PRInt32
|
|
nsTableFrame::CollectRows(nsIPresContext* aPresContext,
|
|
nsIFrame* aFrame,
|
|
nsVoidArray& aCollection)
|
|
{
|
|
if (!aFrame) return 0;
|
|
PRInt32 numRows = 0;
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame(aFrame);
|
|
if (rgFrame) {
|
|
nsIFrame* childFrame = nsnull;
|
|
rgFrame->FirstChild(aPresContext, nsnull, &childFrame);
|
|
while (childFrame) {
|
|
nsIAtom* childType;
|
|
childFrame->GetFrameType(&childType);
|
|
if (nsLayoutAtoms::tableRowFrame == childType) {
|
|
aCollection.AppendElement(childFrame);
|
|
numRows++;
|
|
}
|
|
else {
|
|
numRows += CollectRows(aPresContext, childFrame, aCollection);
|
|
}
|
|
NS_IF_RELEASE(childType);
|
|
childFrame->GetNextSibling(&childFrame);
|
|
}
|
|
}
|
|
return numRows;
|
|
}
|
|
|
|
void
|
|
nsTableFrame::InsertRowGroups(nsIPresContext& aPresContext,
|
|
nsIFrame* aFirstRowGroupFrame,
|
|
nsIFrame* aLastRowGroupFrame)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
nsAutoVoidArray orderedRowGroups;
|
|
PRUint32 numRowGroups;
|
|
OrderRowGroups(orderedRowGroups, numRowGroups);
|
|
|
|
nsAutoVoidArray rows;
|
|
for (nsIFrame* kidFrame = aFirstRowGroupFrame; kidFrame; kidFrame->GetNextSibling(&kidFrame)) {
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame(kidFrame);
|
|
if (rgFrame) {
|
|
// get the prior row group in display order
|
|
PRUint32 rgIndex;
|
|
for (rgIndex = 0; rgIndex < numRowGroups; rgIndex++) {
|
|
if (GetRowGroupFrame((nsIFrame*)orderedRowGroups.ElementAt(rgIndex)) == rgFrame) {
|
|
break;
|
|
}
|
|
}
|
|
nsTableRowGroupFrame* priorRG = (0 == rgIndex)
|
|
? nsnull : GetRowGroupFrame((nsIFrame*)orderedRowGroups.ElementAt(rgIndex - 1));
|
|
|
|
// create and add the cell map for the row group
|
|
cellMap->InsertGroupCellMap(*rgFrame, priorRG);
|
|
// collect the new row frames in an array and add them to the table
|
|
PRInt32 numRows = CollectRows(&aPresContext, kidFrame, rows);
|
|
if (numRows > 0) {
|
|
PRInt32 rowIndex = 0;
|
|
if (priorRG) {
|
|
PRInt32 priorNumRows = priorRG->GetRowCount();
|
|
rowIndex = priorRG->GetStartRowIndex() + priorNumRows;
|
|
}
|
|
InsertRows(aPresContext, *rgFrame, rows, rowIndex, PR_TRUE);
|
|
rows.Clear();
|
|
}
|
|
}
|
|
if (kidFrame == aLastRowGroupFrame) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
// Child frame enumeration
|
|
|
|
NS_IMETHODIMP
|
|
nsTableFrame::FirstChild(nsIPresContext* aPresContext,
|
|
nsIAtom* aListName,
|
|
nsIFrame** aFirstChild) const
|
|
{
|
|
NS_PRECONDITION(nsnull != aFirstChild, "null OUT parameter pointer");
|
|
if (aListName == nsLayoutAtoms::colGroupList) {
|
|
*aFirstChild = mColGroups.FirstChild();
|
|
return NS_OK;
|
|
}
|
|
|
|
return nsHTMLContainerFrame::FirstChild(aPresContext, aListName, aFirstChild);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTableFrame::GetAdditionalChildListName(PRInt32 aIndex,
|
|
nsIAtom** aListName) const
|
|
{
|
|
NS_PRECONDITION(nsnull != aListName, "null OUT parameter pointer");
|
|
if (aIndex < 0) {
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
*aListName = nsnull;
|
|
switch (aIndex) {
|
|
case NS_TABLE_FRAME_COLGROUP_LIST_INDEX:
|
|
*aListName = nsLayoutAtoms::colGroupList;
|
|
NS_ADDREF(*aListName);
|
|
break;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
/* SEC: TODO: adjust the rect for captions */
|
|
NS_METHOD
|
|
nsTableFrame::Paint(nsIPresContext* aPresContext,
|
|
nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect,
|
|
nsFramePaintLayer aWhichLayer,
|
|
PRUint32 aFlags)
|
|
{
|
|
// table paint code is concerned primarily with borders and bg color
|
|
if (NS_FRAME_PAINT_LAYER_BACKGROUND == aWhichLayer) {
|
|
const nsStyleVisibility* vis =
|
|
(const nsStyleVisibility*)mStyleContext->GetStyleData(eStyleStruct_Visibility);
|
|
if (vis->IsVisibleOrCollapsed()) {
|
|
const nsStyleBorder* border =
|
|
(const nsStyleBorder*)mStyleContext->GetStyleData(eStyleStruct_Border);
|
|
const nsStyleBackground* color =
|
|
(const nsStyleBackground*)mStyleContext->GetStyleData(eStyleStruct_Background);
|
|
|
|
nsRect rect(0, 0, mRect.width, mRect.height);
|
|
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, this,
|
|
aDirtyRect, rect, *color, *border, 0, 0);
|
|
|
|
// paint the column groups and columns
|
|
nsIFrame* colGroupFrame = mColGroups.FirstChild();
|
|
while (nsnull != colGroupFrame) {
|
|
PaintChild(aPresContext, aRenderingContext, aDirtyRect, colGroupFrame, aWhichLayer);
|
|
colGroupFrame->GetNextSibling(&colGroupFrame);
|
|
}
|
|
|
|
PRIntn skipSides = GetSkipSides();
|
|
if (NS_STYLE_BORDER_SEPARATE == GetBorderCollapseStyle()) {
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, this,
|
|
aDirtyRect, rect, *border, mStyleContext, skipSides);
|
|
}
|
|
else {
|
|
// tbd
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
// for debug...
|
|
if ((NS_FRAME_PAINT_LAYER_DEBUG == aWhichLayer) && GetShowFrameBorders()) {
|
|
aRenderingContext.SetColor(NS_RGB(0,255,0));
|
|
aRenderingContext.DrawRect(0, 0, mRect.width, mRect.height);
|
|
}
|
|
#endif
|
|
|
|
PaintChildren(aPresContext, aRenderingContext, aDirtyRect, aWhichLayer);
|
|
DO_GLOBAL_REFLOW_COUNT_DSP_J("nsTableFrame", &aRenderingContext, NS_RGB(255,128,255));
|
|
return NS_OK;
|
|
/*nsFrame::Paint(aPresContext,
|
|
aRenderingContext,
|
|
aDirtyRect,
|
|
aWhichLayer);*/
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTableFrame::GetFrameForPoint(nsIPresContext* aPresContext,
|
|
const nsPoint& aPoint,
|
|
nsFramePaintLayer aWhichLayer,
|
|
nsIFrame** aFrame)
|
|
{
|
|
// this should act like a block, so we need to override
|
|
return GetFrameForPointUsing(aPresContext, aPoint, nsnull, aWhichLayer, (aWhichLayer == NS_FRAME_PAINT_LAYER_BACKGROUND), aFrame);
|
|
}
|
|
|
|
|
|
//null range means the whole thing
|
|
NS_IMETHODIMP
|
|
nsTableFrame::SetSelected(nsIPresContext* aPresContext,
|
|
nsIDOMRange *aRange,
|
|
PRBool aSelected,
|
|
nsSpread aSpread)
|
|
{
|
|
#if 0
|
|
//traverse through children unselect tables
|
|
if ((aSpread == eSpreadDown)){
|
|
nsIFrame* kid;
|
|
nsresult rv = FirstChild(nsnull, &kid);
|
|
while (NS_SUCCEEDED(rv) && nsnull != kid) {
|
|
kid->SetSelected(nsnull,aSelected,eSpreadDown);
|
|
|
|
rv = kid->GetNextSibling(&kid);
|
|
}
|
|
}
|
|
#endif
|
|
// Must call base class to set mSelected state and trigger repaint of frame
|
|
// Note that in current version, aRange and aSpread are ignored,
|
|
// only this frame is considered
|
|
nsFrame::SetSelected(aPresContext, aRange, aSelected, aSpread);
|
|
return NS_OK;//return nsFrame::SetSelected(aRange,aSelected,eSpreadNone);
|
|
|
|
}
|
|
|
|
PRBool nsTableFrame::ParentDisablesSelection() const //override default behavior
|
|
{
|
|
PRBool returnval;
|
|
if (NS_FAILED(GetSelected(&returnval)))
|
|
return PR_FALSE;
|
|
if (returnval)
|
|
return PR_TRUE;
|
|
return nsFrame::ParentDisablesSelection();
|
|
}
|
|
|
|
PRIntn
|
|
nsTableFrame::GetSkipSides() const
|
|
{
|
|
PRIntn skip = 0;
|
|
// frame attribute was accounted for in nsHTMLTableElement::MapTableBorderInto
|
|
// account for pagination
|
|
if (nsnull != mPrevInFlow) {
|
|
skip |= 1 << NS_SIDE_TOP;
|
|
}
|
|
if (nsnull != mNextInFlow) {
|
|
skip |= 1 << NS_SIDE_BOTTOM;
|
|
}
|
|
return skip;
|
|
}
|
|
|
|
// this assumes that mNumDescendantReflowsPending and mNumDescendantTimeoutReflowsPending
|
|
// have already been updated for the current reflow
|
|
PRBool nsTableFrame::NeedsReflow(const nsHTMLReflowState& aReflowState)
|
|
{
|
|
PRBool result = PR_TRUE;
|
|
if (eReflowReason_Resize == aReflowState.reason) {
|
|
if (aReflowState.mFlags.mSpecialTableReflow &&
|
|
!NeedSpecialReflow() &&
|
|
!NeedToInitiateSpecialReflow()) {
|
|
result = PR_FALSE;
|
|
}
|
|
}
|
|
else if ((eReflowReason_Incremental == aReflowState.reason) &&
|
|
(NS_UNCONSTRAINEDSIZE == aReflowState.availableHeight)) {
|
|
// It's an incremental reflow and we're in galley mode. Only
|
|
// do a full reflow if we need to.
|
|
#ifndef TABLE_REFLOW_COALESCING_OFF
|
|
nsIFrame* reflowTarget;
|
|
aReflowState.reflowCommand->GetTarget(reflowTarget);
|
|
nsIReflowCommand::ReflowType reflowType;
|
|
aReflowState.reflowCommand->GetType(reflowType);
|
|
if (reflowType == nsIReflowCommand::Timeout) {
|
|
result = PR_FALSE;
|
|
if (this == reflowTarget) {
|
|
if (mNumDescendantTimeoutReflowsPending <= 0) {
|
|
// no more timeout reflows are coming targeted below
|
|
result = NeedStrategyInit() || NeedStrategyBalance();
|
|
}
|
|
}
|
|
else if ((mNumDescendantTimeoutReflowsPending <= 0) && !RequestedTimeoutReflow()) {
|
|
// no more timeout reflows are coming targeted below or here
|
|
result = NeedStrategyInit() || NeedStrategyBalance();
|
|
}
|
|
}
|
|
else {
|
|
if ((mNumDescendantTimeoutReflowsPending <= 0) &&
|
|
!RequestedTimeoutReflow() &&
|
|
(mNumDescendantReflowsPending <= 0)) {
|
|
// no more timeout reflows are coming targeted below or here,
|
|
// and no more normal reflows are coming targeted below
|
|
result = NeedStrategyInit() || NeedStrategyBalance();
|
|
}
|
|
else result = PR_FALSE;
|
|
}
|
|
#else
|
|
result = NeedStrategyInit() || NeedStrategyBalance();
|
|
#endif
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// Called by IR_TargetIsChild() after an incremental reflow of
|
|
// aKidFrame. Only called if we don't need a full reflow, e.g., the
|
|
// column widths haven't changed. Not used for paginated mode, so
|
|
// we don't need to worry about split row group frames
|
|
//
|
|
// Slides all the row groups following aKidFrame by the specified
|
|
// amount
|
|
nsresult
|
|
nsTableFrame::AdjustSiblingsAfterReflow(nsIPresContext* aPresContext,
|
|
nsTableReflowState& aReflowState,
|
|
nsIFrame* aKidFrame,
|
|
nscoord aDeltaY)
|
|
{
|
|
NS_PRECONDITION(NS_UNCONSTRAINEDSIZE == aReflowState.reflowState.availableHeight,
|
|
"we're not in galley mode");
|
|
|
|
nscoord yInvalid = NS_UNCONSTRAINEDSIZE;
|
|
|
|
// Get the ordered children and find aKidFrame in the list
|
|
nsAutoVoidArray rowGroups;
|
|
PRUint32 numRowGroups;
|
|
OrderRowGroups(rowGroups, numRowGroups, nsnull);
|
|
PRUint32 changeIndex;
|
|
for (changeIndex = 0; changeIndex < numRowGroups; changeIndex++) {
|
|
if (aKidFrame == rowGroups.ElementAt(changeIndex)) {
|
|
break;
|
|
}
|
|
}
|
|
changeIndex++; // set it to the next sibling
|
|
|
|
for (PRUint32 rgX = changeIndex; rgX < numRowGroups; rgX++) {
|
|
nsIFrame* kidFrame = (nsIFrame*)rowGroups.ElementAt(rgX);
|
|
nsRect kidRect;
|
|
// Move the frames that follow aKidFrame by aDeltaY, and update the running
|
|
// y-offset
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame(kidFrame);
|
|
if (!rgFrame) continue; // skip foreign frames
|
|
|
|
// Get the frame's bounding rect
|
|
kidFrame->GetRect(kidRect);
|
|
yInvalid = PR_MIN(yInvalid, kidRect.y);
|
|
|
|
// Adjust the running y-offset
|
|
aReflowState.y += kidRect.height;
|
|
|
|
// Adjust the y-origin if its position actually changed
|
|
if (aDeltaY != 0) {
|
|
kidRect.y += aDeltaY;
|
|
kidFrame->MoveTo(aPresContext, kidRect.x, kidRect.y);
|
|
RePositionViews(aPresContext, kidFrame);
|
|
}
|
|
}
|
|
|
|
// Invalidate the area we offset. Note that we only repaint within
|
|
// XXX It would be better to bitblt the row frames and not repaint,
|
|
// but we don't have such a view manager function yet...
|
|
if (NS_UNCONSTRAINEDSIZE != yInvalid) {
|
|
nsRect dirtyRect(0, yInvalid, mRect.width, mRect.height - yInvalid);
|
|
Invalidate(aPresContext, dirtyRect);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsTableFrame::SetColumnDimensions(nsIPresContext* aPresContext,
|
|
nscoord aHeight,
|
|
const nsMargin& aBorderPadding)
|
|
{
|
|
nscoord colHeight = aHeight -= aBorderPadding.top + aBorderPadding.bottom;
|
|
nscoord cellSpacingX = GetCellSpacingX();
|
|
|
|
nsIFrame* colGroupFrame = mColGroups.FirstChild();
|
|
PRInt32 colX = 0;
|
|
nsPoint colGroupOrigin(aBorderPadding.left + cellSpacingX, aBorderPadding.top);
|
|
PRInt32 numCols = GetColCount();
|
|
while (nsnull != colGroupFrame) {
|
|
nscoord colGroupWidth = 0;
|
|
nsIFrame* colFrame = nsnull;
|
|
colGroupFrame->FirstChild(aPresContext, nsnull, &colFrame);
|
|
nsPoint colOrigin(0,0);
|
|
while (nsnull != colFrame) {
|
|
const nsStyleDisplay* colDisplay;
|
|
colFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)colDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN == colDisplay->mDisplay) {
|
|
NS_ASSERTION(colX < numCols, "invalid number of columns");
|
|
nscoord colWidth = GetColumnWidth(colX);
|
|
nsRect colRect(colOrigin.x, colOrigin.y, colWidth, colHeight);
|
|
colFrame->SetRect(aPresContext, colRect);
|
|
colOrigin.x += colWidth + cellSpacingX;
|
|
|
|
colGroupWidth += colWidth;
|
|
if (numCols - 1 != colX) {
|
|
colGroupWidth += cellSpacingX;
|
|
}
|
|
colX++;
|
|
}
|
|
colFrame->GetNextSibling(&colFrame);
|
|
}
|
|
nsRect colGroupRect(colGroupOrigin.x, colGroupOrigin.y, colGroupWidth, colHeight);
|
|
colGroupFrame->SetRect(aPresContext, colGroupRect);
|
|
colGroupFrame->GetNextSibling(&colGroupFrame);
|
|
colGroupOrigin.x += colGroupWidth;
|
|
}
|
|
}
|
|
|
|
// SEC: TODO need to worry about continuing frames prev/next in flow for splitting across pages.
|
|
|
|
// GetParentStyleContextProvider:
|
|
// The grandparent frame is he parent style context provider
|
|
// That is, the parent of the outerTableFrame is the frame that has our parent style context
|
|
// NOTE: if ther is a placeholder frame for the outer table, then we use its grandparent frame.
|
|
//
|
|
NS_IMETHODIMP
|
|
nsTableFrame::GetParentStyleContextProvider(nsIPresContext* aPresContext,
|
|
nsIFrame** aProviderFrame,
|
|
nsContextProviderRelationship& aRelationship)
|
|
{
|
|
NS_ASSERTION(aProviderFrame, "null argument aProviderFrame");
|
|
if (aProviderFrame) {
|
|
nsIFrame* f;
|
|
GetParent(&f);
|
|
NS_ASSERTION(f,"TableFrame has no parent frame");
|
|
if (f) {
|
|
// see if there is a placeholder frame representing our parent's place in the frame tree
|
|
// if there is, we get the parent of that frame as our surrogate grandparent
|
|
nsIFrame* placeholder = nsnull;
|
|
GetPlaceholderFor(*aPresContext,*f,&placeholder);
|
|
if (placeholder) {
|
|
f = placeholder;
|
|
}
|
|
f->GetParent(&f);
|
|
NS_ASSERTION(f,"TableFrame has no grandparent frame");
|
|
}
|
|
// parent context provider is the grandparent frame
|
|
*aProviderFrame = f;
|
|
aRelationship = eContextProvider_Ancestor;
|
|
}
|
|
return ((aProviderFrame != nsnull) && (*aProviderFrame != nsnull)) ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// XXX this could be made more general to handle row modifications that change the
|
|
// table height, but first we need to scrutinize every Invalidate
|
|
static void
|
|
ProcessRowInserted(nsIPresContext* aPresContext,
|
|
nsTableFrame& aTableFrame,
|
|
PRBool aInvalidate,
|
|
nscoord aNewHeight)
|
|
{
|
|
aTableFrame.SetRowInserted(PR_FALSE); // reset the bit that got us here
|
|
nsAutoVoidArray rowGroups;
|
|
PRUint32 numRowGroups;
|
|
aTableFrame.OrderRowGroups(rowGroups, numRowGroups);
|
|
// find the row group containing the inserted row
|
|
for (PRUint32 rgX = 0; rgX < numRowGroups; rgX++) {
|
|
nsTableRowGroupFrame* rgFrame = (nsTableRowGroupFrame*)rowGroups.ElementAt(rgX);
|
|
if (!rgFrame) continue; // should never happen
|
|
nsIFrame* childFrame = nsnull;
|
|
rgFrame->FirstChild(aPresContext, nsnull, &childFrame);
|
|
// find the row that was inserted first
|
|
while (childFrame) {
|
|
nsCOMPtr<nsIAtom> childType;
|
|
childFrame->GetFrameType(getter_AddRefs(childType));
|
|
if (nsLayoutAtoms::tableRowFrame == childType.get()) {
|
|
nsTableRowFrame* rowFrame = (nsTableRowFrame*)childFrame;
|
|
if (rowFrame->IsFirstInserted()) {
|
|
rowFrame->SetFirstInserted(PR_FALSE);
|
|
if (aInvalidate) {
|
|
// damage the table from the 1st row inserted to the end of the table
|
|
nsRect damageRect, rgRect, rowRect;
|
|
|
|
aTableFrame.GetRect(damageRect);
|
|
rgFrame->GetRect(rgRect);
|
|
rowFrame->GetRect(rowRect);
|
|
|
|
nscoord tableY = damageRect.y;
|
|
damageRect.y += rgRect.y + rowRect.y;
|
|
damageRect.height = aNewHeight - damageRect.y;
|
|
|
|
aTableFrame.Invalidate(aPresContext, damageRect);
|
|
aTableFrame.SetRowInserted(PR_FALSE);
|
|
}
|
|
return; // found it, so leave
|
|
}
|
|
}
|
|
childFrame->GetNextSibling(&childFrame);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsTableFrame::NotifyAncestorsOfSpecialReflow(const nsHTMLReflowState& aReflowState)
|
|
{
|
|
const nsHTMLReflowState* rs = aReflowState.parentReflowState;
|
|
while (rs) {
|
|
nsCOMPtr<nsIAtom> frameType;
|
|
rs->frame->GetFrameType(getter_AddRefs(frameType));
|
|
if (nsLayoutAtoms::tableCellFrame == frameType.get()) {
|
|
((nsTableCellFrame*)rs->frame)->SetNeedSpecialReflow(PR_TRUE);
|
|
}
|
|
else if (nsLayoutAtoms::tableRowFrame == frameType.get()) {
|
|
((nsTableRowFrame*)rs->frame)->SetNeedSpecialReflow(PR_TRUE);
|
|
}
|
|
else if (nsLayoutAtoms::tableRowGroupFrame == frameType.get()) {
|
|
((nsTableRowGroupFrame*)rs->frame)->SetNeedSpecialReflow(PR_TRUE);
|
|
}
|
|
else if (nsLayoutAtoms::tableFrame == frameType.get()) {
|
|
((nsTableFrame*)rs->frame)->SetNeedToInitiateSpecialReflow(PR_TRUE);
|
|
break;
|
|
}
|
|
rs = rs->parentReflowState;
|
|
}
|
|
}
|
|
|
|
/* overview:
|
|
if mFirstPassValid is false, this is our first time through since content was last changed
|
|
do pass 1
|
|
get min/max info for all cells in an infinite space
|
|
do column balancing
|
|
do pass 2
|
|
use column widths to size table and ResizeReflow rowgroups (and therefore rows and cells)
|
|
*/
|
|
|
|
/* Layout the entire inner table. */
|
|
NS_METHOD nsTableFrame::Reflow(nsIPresContext* aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
DO_GLOBAL_REFLOW_COUNT("nsTableFrame", aReflowState.reason);
|
|
DISPLAY_REFLOW(this, aReflowState, aDesiredSize, aStatus);
|
|
#if defined DEBUG_TABLE_REFLOW_TIMING
|
|
nsTableFrame::DebugReflow(this, (nsHTMLReflowState&)aReflowState);
|
|
#endif
|
|
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
if (!mPrevInFlow && !mTableLayoutStrategy) {
|
|
NS_ASSERTION(PR_FALSE, "strategy should have been created in Init");
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
nsresult rv = NS_OK;
|
|
|
|
PRBool isPaginated;
|
|
aPresContext->IsPaginated(&isPaginated);
|
|
|
|
PRBool doCollapse = PR_FALSE;
|
|
|
|
ComputePercentBasisForRows(aReflowState);
|
|
|
|
aDesiredSize.width = aReflowState.availableWidth;
|
|
|
|
nsReflowReason nextReason = aReflowState.reason;
|
|
|
|
// Processes an initial (except when there is mPrevInFlow), incremental, or style
|
|
// change reflow 1st. resize reflows are processed in the next phase.
|
|
switch (aReflowState.reason) {
|
|
case eReflowReason_Initial:
|
|
case eReflowReason_StyleChange: {
|
|
if ((eReflowReason_Initial == aReflowState.reason) && HadInitialReflow()) {
|
|
// XXX put this back in when bug 70150 is fixed
|
|
// NS_ASSERTION(PR_FALSE, "intial reflow called twice");
|
|
}
|
|
else {
|
|
// Check for an overflow list, and append any row group frames being pushed
|
|
MoveOverflowToChildList(aPresContext);
|
|
|
|
if (!mPrevInFlow) { // only do pass1 on a first in flow
|
|
if (IsAutoLayout()) {
|
|
// only do pass1 reflow on an auto layout table
|
|
nsReflowReason reason = (eReflowReason_Initial == aReflowState.reason)
|
|
? eReflowReason_Initial : eReflowReason_StyleChange;
|
|
nsTableReflowState reflowState(aReflowState, *this, reason,
|
|
NS_UNCONSTRAINEDSIZE, NS_UNCONSTRAINEDSIZE);
|
|
// reflow the children
|
|
ReflowChildren(aPresContext, reflowState, !HaveReflowedColGroups(), PR_FALSE, aStatus);
|
|
}
|
|
mTableLayoutStrategy->Initialize(aPresContext, aReflowState);
|
|
}
|
|
}
|
|
if (!mPrevInFlow) {
|
|
SetHadInitialReflow(PR_TRUE);
|
|
SetNeedStrategyBalance(PR_TRUE); // force a balance and then a pass2 reflow
|
|
nextReason = eReflowReason_Resize;
|
|
}
|
|
else {
|
|
nextReason = eReflowReason_Initial;
|
|
}
|
|
break;
|
|
}
|
|
case eReflowReason_Incremental:
|
|
NS_ASSERTION(HadInitialReflow(), "intial reflow not called");
|
|
rv = IncrementalReflow(aPresContext, aReflowState, aStatus);
|
|
nextReason = eReflowReason_Resize;
|
|
break;
|
|
case eReflowReason_Resize:
|
|
// do the resize reflow below
|
|
if (!HadInitialReflow()) {
|
|
// NS_ASSERTION(HadInitialReflow(), "intial reflow not called");
|
|
nextReason = eReflowReason_Initial;
|
|
}
|
|
NS_ASSERTION(NS_UNCONSTRAINEDSIZE != aReflowState.availableWidth, "this doesn't do anything");
|
|
SetNeedStrategyBalance(PR_TRUE);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
PRBool haveDesiredHeight = PR_FALSE;
|
|
PRBool balanced = PR_FALSE;
|
|
|
|
// Reflow the entire table. This phase is necessary during a constrained initial reflow
|
|
// and other reflows which require either a strategy init or balance. This isn't done
|
|
// during an unconstrained reflow because another reflow will be processed later.
|
|
if (NeedsReflow(aReflowState) && (NS_UNCONSTRAINEDSIZE != aReflowState.availableWidth)) {
|
|
if (!mPrevInFlow) {
|
|
// see if an extra reflow will be necessary when there is a pct height but no height on the parent
|
|
if ( ((NS_UNCONSTRAINEDSIZE == aReflowState.mComputedHeight) ||
|
|
(0 == aReflowState.mComputedHeight)) && IsPctHeight(mStyleContext)) {
|
|
NotifyAncestorsOfSpecialReflow(aReflowState);
|
|
SetNeedSpecialReflow(PR_TRUE);
|
|
}
|
|
// see if an extra reflow will be necessary in pagination mode when there is a specified table height
|
|
else if (isPaginated && (NS_UNCONSTRAINEDSIZE != aReflowState.availableHeight)) {
|
|
nscoord tableSpecifiedHeight = CalcBorderBoxHeight(aReflowState);
|
|
if ((tableSpecifiedHeight > 0) &&
|
|
(tableSpecifiedHeight != NS_UNCONSTRAINEDSIZE)) {
|
|
SetNeedToInitiateSpecialReflow(PR_TRUE);
|
|
}
|
|
}
|
|
}
|
|
// if we need to reflow the table an extra time, then don't constrain the height of the previous reflow
|
|
nscoord availHeight = !aReflowState.mFlags.mSpecialTableReflow &&
|
|
(NeedSpecialReflow() | NeedToInitiateSpecialReflow())
|
|
? NS_UNCONSTRAINEDSIZE : aReflowState.availableHeight;
|
|
|
|
ReflowTable(aPresContext, aDesiredSize, aReflowState, availHeight, nextReason, doCollapse, balanced, aStatus);
|
|
|
|
if (!aReflowState.mFlags.mSpecialTableReflow && NeedToInitiateSpecialReflow() && !NeedSpecialReflow()) {
|
|
aDesiredSize.height = CalcDesiredHeight(aPresContext, aReflowState); // distributes extra vertical space to rows
|
|
((nsHTMLReflowState::ReflowStateFlags&)aReflowState.mFlags).mSpecialTableReflow = PR_TRUE;
|
|
ReflowTable(aPresContext, aDesiredSize, aReflowState, aReflowState.availableHeight,
|
|
nextReason, doCollapse, balanced, aStatus);
|
|
haveDesiredHeight = PR_TRUE;;
|
|
}
|
|
}
|
|
else if (aReflowState.mFlags.mSpecialTableReflow) {
|
|
aDesiredSize.width = mRect.width;
|
|
aDesiredSize.height = mRect.height;
|
|
#if defined DEBUG_TABLE_REFLOW_TIMING
|
|
nsTableFrame::DebugReflow(this, (nsHTMLReflowState&)aReflowState, &aDesiredSize, aStatus);
|
|
#endif
|
|
SetNeedSpecialReflow(PR_FALSE);
|
|
SetNeedToInitiateSpecialReflow(PR_FALSE);
|
|
return NS_OK;
|
|
}
|
|
|
|
aDesiredSize.width = GetDesiredWidth();
|
|
if (!haveDesiredHeight) {
|
|
aDesiredSize.height = CalcDesiredHeight(aPresContext, aReflowState);
|
|
}
|
|
|
|
if (IsRowInserted()) {
|
|
ProcessRowInserted(aPresContext, *this, PR_TRUE, aDesiredSize.height);
|
|
}
|
|
|
|
#ifndef TABLE_REFLOW_COALESCING_OFF
|
|
// determine if we need to reset DescendantReflowedNotTimeout and/or
|
|
// RequestedTimeoutReflow after a timeout reflow.
|
|
if (aReflowState.reflowCommand) {
|
|
nsIReflowCommand::ReflowType type;
|
|
aReflowState.reflowCommand->GetType(type);
|
|
if (nsIReflowCommand::Timeout == type) {
|
|
nsIFrame* target = nsnull;
|
|
aReflowState.reflowCommand->GetTarget(target);
|
|
if (target == this) { // target is me
|
|
NS_ASSERTION(0 == mNumDescendantTimeoutReflowsPending, "was incorrectly target of timeout reflow");
|
|
SetDescendantReflowedNotTimeout(PR_FALSE);
|
|
SetRequestedTimeoutReflow(PR_FALSE);
|
|
}
|
|
else if (target) { // target is descendant
|
|
if (0 >= mNumDescendantTimeoutReflowsPending) {
|
|
NS_ASSERTION(!RequestedTimeoutReflow(), "invalid timeout request");
|
|
SetDescendantReflowedNotTimeout(PR_FALSE);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
SetColumnDimensions(aPresContext, aDesiredSize.height, aReflowState.mComputedBorderPadding);
|
|
if (doCollapse) {
|
|
AdjustForCollapsingRows(aPresContext, aDesiredSize.height);
|
|
AdjustForCollapsingCols(aPresContext, aDesiredSize.width);
|
|
}
|
|
|
|
// See if we are supposed to return our max element size
|
|
if (aDesiredSize.maxElementSize) {
|
|
aDesiredSize.maxElementSize->width = GetMinWidth();
|
|
aDesiredSize.maxElementSize->height = 0;
|
|
}
|
|
// See if we are supposed to compute our maximum width
|
|
if (aDesiredSize.mFlags & NS_REFLOW_CALC_MAX_WIDTH) {
|
|
aDesiredSize.mMaximumWidth = GetPreferredWidth();
|
|
if (!mPrevInFlow && HasPctCol() && IsAutoWidth() && !balanced) {
|
|
nscoord minWidth;
|
|
CalcMinAndPreferredWidths(aPresContext, aReflowState, PR_TRUE, minWidth, aDesiredSize.mMaximumWidth);
|
|
SetPreferredWidth(aDesiredSize.mMaximumWidth);
|
|
}
|
|
}
|
|
|
|
if (aReflowState.mFlags.mSpecialTableReflow) {
|
|
SetNeedSpecialReflow(PR_FALSE);
|
|
SetNeedToInitiateSpecialReflow(PR_FALSE);
|
|
}
|
|
#if defined DEBUG_TABLE_REFLOW_TIMING
|
|
nsTableFrame::DebugReflow(this, (nsHTMLReflowState&)aReflowState, &aDesiredSize, aStatus);
|
|
#endif
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsTableFrame::ReflowTable(nsIPresContext* aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nscoord aAvailHeight,
|
|
nsReflowReason aReason,
|
|
PRBool& aDoCollapse,
|
|
PRBool& aDidBalance,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
aDoCollapse = PR_FALSE;
|
|
aDidBalance = PR_FALSE;
|
|
|
|
PRBool isPaginated;
|
|
aPresContext->IsPaginated(&isPaginated);
|
|
|
|
PRBool haveReflowedColGroups = PR_TRUE;
|
|
if (!mPrevInFlow) {
|
|
if (NeedStrategyInit()) {
|
|
mTableLayoutStrategy->Initialize(aPresContext, aReflowState);
|
|
BalanceColumnWidths(aPresContext, aReflowState);
|
|
aDidBalance = PR_TRUE;
|
|
}
|
|
if (NeedStrategyBalance()) {
|
|
BalanceColumnWidths(aPresContext, aReflowState);
|
|
aDidBalance = PR_TRUE;
|
|
}
|
|
haveReflowedColGroups = HaveReflowedColGroups();
|
|
}
|
|
// Constrain our reflow width to the computed table width (of the 1st in flow).
|
|
// and our reflow height to our avail height minus border, padding, cellspacing
|
|
aDesiredSize.width = GetDesiredWidth();
|
|
nsTableReflowState reflowState(aReflowState, *this, aReason,
|
|
aDesiredSize.width, aAvailHeight);
|
|
ReflowChildren(aPresContext, reflowState, haveReflowedColGroups, PR_FALSE, aStatus);
|
|
|
|
// If we're here that means we had to reflow all the rows, e.g., the column widths
|
|
// changed. We need to make sure that any damaged areas are repainted
|
|
if (!mRect.IsEmpty()) {
|
|
Invalidate(aPresContext, mRect);
|
|
}
|
|
|
|
if (eReflowReason_Resize == aReflowState.reason) {
|
|
if (!DidResizeReflow()) {
|
|
// XXX we need to do this in other cases as well, but it needs to be made more incremental
|
|
aDoCollapse = PR_TRUE;
|
|
SetResizeReflow(PR_TRUE);
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
nsIFrame*
|
|
nsTableFrame::GetFirstBodyRowGroupFrame()
|
|
{
|
|
nsIFrame* headerFrame = nsnull;
|
|
nsIFrame* footerFrame = nsnull;
|
|
|
|
for (nsIFrame* kidFrame = mFrames.FirstChild(); nsnull != kidFrame; ) {
|
|
const nsStyleDisplay *childDisplay;
|
|
kidFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)childDisplay));
|
|
|
|
// We expect the header and footer row group frames to be first, and we only
|
|
// allow one header and one footer
|
|
if (NS_STYLE_DISPLAY_TABLE_HEADER_GROUP == childDisplay->mDisplay) {
|
|
if (headerFrame) {
|
|
// We already have a header frame and so this header frame is treated
|
|
// like an ordinary body row group frame
|
|
return kidFrame;
|
|
}
|
|
headerFrame = kidFrame;
|
|
|
|
} else if (NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP == childDisplay->mDisplay) {
|
|
if (footerFrame) {
|
|
// We already have a footer frame and so this footer frame is treated
|
|
// like an ordinary body row group frame
|
|
return kidFrame;
|
|
}
|
|
footerFrame = kidFrame;
|
|
|
|
} else if (NS_STYLE_DISPLAY_TABLE_ROW_GROUP == childDisplay->mDisplay) {
|
|
return kidFrame;
|
|
}
|
|
|
|
// Get the next child
|
|
kidFrame->GetNextSibling(&kidFrame);
|
|
}
|
|
|
|
return nsnull;
|
|
}
|
|
|
|
// Table specific version that takes into account repeated header and footer
|
|
// frames when continuing table frames
|
|
void
|
|
nsTableFrame::PushChildren(nsIPresContext* aPresContext,
|
|
nsIFrame* aFromChild,
|
|
nsIFrame* aPrevSibling)
|
|
{
|
|
NS_PRECONDITION(nsnull != aFromChild, "null pointer");
|
|
NS_PRECONDITION(nsnull != aPrevSibling, "pushing first child");
|
|
#ifdef NS_DEBUG
|
|
nsIFrame* prevNextSibling;
|
|
aPrevSibling->GetNextSibling(&prevNextSibling);
|
|
NS_PRECONDITION(prevNextSibling == aFromChild, "bad prev sibling");
|
|
#endif
|
|
|
|
// Disconnect aFromChild from its previous sibling
|
|
aPrevSibling->SetNextSibling(nsnull);
|
|
|
|
if (nsnull != mNextInFlow) {
|
|
nsTableFrame* nextInFlow = (nsTableFrame*)mNextInFlow;
|
|
|
|
// Insert the frames after any repeated header and footer frames
|
|
nsIFrame* firstBodyFrame = nextInFlow->GetFirstBodyRowGroupFrame();
|
|
nsIFrame* prevSibling = nsnull;
|
|
if (firstBodyFrame) {
|
|
prevSibling = nextInFlow->mFrames.GetPrevSiblingFor(firstBodyFrame);
|
|
}
|
|
// When pushing and pulling frames we need to check for whether any
|
|
// views need to be reparented.
|
|
for (nsIFrame* f = aFromChild; f; f->GetNextSibling(&f)) {
|
|
nsHTMLContainerFrame::ReparentFrameView(aPresContext, f, this, nextInFlow);
|
|
}
|
|
nextInFlow->mFrames.InsertFrames(mNextInFlow, prevSibling, aFromChild);
|
|
}
|
|
else {
|
|
// Add the frames to our overflow list
|
|
SetOverflowFrames(aPresContext, aFromChild);
|
|
}
|
|
}
|
|
|
|
// Table specific version that takes into account header and footer row group
|
|
// frames that are repeated for continuing table frames
|
|
//
|
|
// Appends the overflow frames to the end of the child list, just like the
|
|
// nsContainerFrame version does, except that there are no assertions that
|
|
// the child list is empty (it may not be empty, because there may be repeated
|
|
// header/footer frames)
|
|
PRBool
|
|
nsTableFrame::MoveOverflowToChildList(nsIPresContext* aPresContext)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
|
|
// Check for an overflow list with our prev-in-flow
|
|
nsTableFrame* prevInFlow = (nsTableFrame*)mPrevInFlow;
|
|
if (prevInFlow) {
|
|
nsIFrame* prevOverflowFrames = prevInFlow->GetOverflowFrames(aPresContext, PR_TRUE);
|
|
if (prevOverflowFrames) {
|
|
// When pushing and pulling frames we need to check for whether any
|
|
// views need to be reparented.
|
|
for (nsIFrame* f = prevOverflowFrames; f; f->GetNextSibling(&f)) {
|
|
nsHTMLContainerFrame::ReparentFrameView(aPresContext, f, prevInFlow, this);
|
|
}
|
|
mFrames.AppendFrames(this, prevOverflowFrames);
|
|
result = PR_TRUE;
|
|
}
|
|
}
|
|
|
|
// It's also possible that we have an overflow list for ourselves
|
|
nsIFrame* overflowFrames = GetOverflowFrames(aPresContext, PR_TRUE);
|
|
if (overflowFrames) {
|
|
mFrames.AppendFrames(nsnull, overflowFrames);
|
|
result = PR_TRUE;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
void nsTableFrame::ComputePercentBasisForRows(const nsHTMLReflowState& aReflowState)
|
|
{
|
|
nscoord height = CalcBorderBoxHeight(aReflowState);
|
|
if ((height > 0) && (height != NS_UNCONSTRAINEDSIZE)) {
|
|
// exclude our border and padding
|
|
nsMargin borderPadding = aReflowState.mComputedBorderPadding;
|
|
height -= borderPadding.top + borderPadding.bottom;
|
|
|
|
height = PR_MAX(0, height);
|
|
}
|
|
else {
|
|
height = 0;
|
|
}
|
|
mPercentBasisForRows = height;
|
|
}
|
|
|
|
NS_METHOD
|
|
nsTableFrame::CollapseRowGroupIfNecessary(nsIPresContext* aPresContext,
|
|
nsIFrame* aRowGroupFrame,
|
|
const nscoord& aYTotalOffset,
|
|
nscoord& aYGroupOffset, PRInt32& aRowX)
|
|
{
|
|
const nsStyleVisibility* groupVis;
|
|
aRowGroupFrame->GetStyleData(eStyleStruct_Visibility, ((const nsStyleStruct *&)groupVis));
|
|
|
|
PRBool collapseGroup = (NS_STYLE_VISIBILITY_COLLAPSE == groupVis->mVisible);
|
|
nsIFrame* rowFrame;
|
|
aRowGroupFrame->FirstChild(aPresContext, nsnull, &rowFrame);
|
|
|
|
while (nsnull != rowFrame) {
|
|
const nsStyleDisplay* rowDisplay;
|
|
rowFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)rowDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_ROW == rowDisplay->mDisplay) {
|
|
const nsStyleVisibility* rowVis;
|
|
rowFrame->GetStyleData(eStyleStruct_Visibility, ((const nsStyleStruct *&)rowVis));
|
|
nsRect rowRect;
|
|
rowFrame->GetRect(rowRect);
|
|
if (collapseGroup || (NS_STYLE_VISIBILITY_COLLAPSE == rowVis->mVisible)) {
|
|
aYGroupOffset += rowRect.height;
|
|
rowRect.height = 0;
|
|
rowFrame->SetRect(aPresContext, rowRect);
|
|
nsIFrame* cellFrame;
|
|
rowFrame->FirstChild(aPresContext, nsnull, &cellFrame);
|
|
while (nsnull != cellFrame) {
|
|
const nsStyleDisplay* cellDisplay;
|
|
cellFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)cellDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL == cellDisplay->mDisplay) {
|
|
nsTableCellFrame* cFrame = (nsTableCellFrame*)cellFrame;
|
|
nsRect cRect;
|
|
cFrame->GetRect(cRect);
|
|
cRect.height -= rowRect.height;
|
|
cFrame->SetCollapseOffsetY(aPresContext, -aYGroupOffset);
|
|
cFrame->SetRect(aPresContext, cRect);
|
|
}
|
|
cellFrame->GetNextSibling(&cellFrame);
|
|
}
|
|
// check if a cell above spans into here
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
PRInt32 numCols = cellMap->GetColCount();
|
|
nsTableCellFrame* lastCell = nsnull;
|
|
for (int colX = 0; colX < numCols; colX++) {
|
|
CellData* cellData = cellMap->GetCellAt(aRowX, colX);
|
|
if (cellData && cellData->IsSpan()) { // a cell above is spanning into here
|
|
// adjust the real cell's rect only once
|
|
nsTableCellFrame* realCell = nsnull;
|
|
if (cellData->IsRowSpan())
|
|
realCell = cellMap->GetCellFrame(aRowX, colX, *cellData, PR_TRUE);
|
|
if (realCell != lastCell) {
|
|
nsRect realRect;
|
|
realCell->GetRect(realRect);
|
|
realRect.height -= rowRect.height;
|
|
realCell->SetRect(aPresContext, realRect);
|
|
}
|
|
lastCell = realCell;
|
|
}
|
|
}
|
|
}
|
|
} else { // row is not collapsed but needs to be adjusted by those that are
|
|
rowRect.y -= aYGroupOffset;
|
|
rowFrame->SetRect(aPresContext, rowRect);
|
|
}
|
|
aRowX++;
|
|
}
|
|
rowFrame->GetNextSibling(&rowFrame);
|
|
} // end row frame while
|
|
|
|
nsRect groupRect;
|
|
aRowGroupFrame->GetRect(groupRect);
|
|
groupRect.height -= aYGroupOffset;
|
|
groupRect.y -= aYTotalOffset;
|
|
aRowGroupFrame->SetRect(aPresContext, groupRect);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// collapsing row groups, rows, col groups and cols are accounted for after both passes of
|
|
// reflow so that it has no effect on the calculations of reflow.
|
|
NS_METHOD nsTableFrame::AdjustForCollapsingRows(nsIPresContext* aPresContext,
|
|
nscoord& aHeight)
|
|
{
|
|
nsIFrame* groupFrame = mFrames.FirstChild();
|
|
nscoord yGroupOffset = 0; // total offset among rows within a single row group
|
|
nscoord yTotalOffset = 0; // total offset among all rows in all row groups
|
|
PRInt32 rowIndex = 0;
|
|
|
|
// collapse the rows and/or row groups as necessary
|
|
while (nsnull != groupFrame) {
|
|
const nsStyleDisplay* groupDisplay;
|
|
groupFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)groupDisplay));
|
|
if (IsRowGroup(groupDisplay->mDisplay)) {
|
|
CollapseRowGroupIfNecessary(aPresContext, groupFrame, yTotalOffset, yGroupOffset, rowIndex);
|
|
}
|
|
yTotalOffset += yGroupOffset;
|
|
yGroupOffset = 0;
|
|
groupFrame->GetNextSibling(&groupFrame);
|
|
}
|
|
|
|
aHeight -= yTotalOffset;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::AdjustForCollapsingCols(nsIPresContext* aPresContext,
|
|
nscoord& aWidth)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (!cellMap) return NS_OK;
|
|
|
|
PRInt32 numRows = cellMap->GetRowCount();
|
|
nsTableIterator groupIter(mColGroups, eTableDIR);
|
|
nsIFrame* groupFrame = groupIter.First();
|
|
nscoord cellSpacingX = GetCellSpacingX();
|
|
nscoord xOffset = 0;
|
|
PRInt32 colX = (groupIter.IsLeftToRight()) ? 0 : GetColCount() - 1;
|
|
PRInt32 direction = (groupIter.IsLeftToRight()) ? 1 : -1;
|
|
// iterate over the col groups
|
|
while (nsnull != groupFrame) {
|
|
const nsStyleVisibility* groupVis;
|
|
groupFrame->GetStyleData(eStyleStruct_Visibility, ((const nsStyleStruct *&)groupVis));
|
|
|
|
PRBool collapseGroup = (NS_STYLE_VISIBILITY_COLLAPSE == groupVis->mVisible);
|
|
nsTableIterator colIter(aPresContext, *groupFrame, eTableDIR);
|
|
nsIFrame* colFrame = colIter.First();
|
|
// iterate over the cols in the col group
|
|
while (nsnull != colFrame) {
|
|
const nsStyleDisplay* colDisplay;
|
|
colFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)colDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN == colDisplay->mDisplay) {
|
|
const nsStyleVisibility* colVis;
|
|
colFrame->GetStyleData(eStyleStruct_Visibility, ((const nsStyleStruct *&)colVis));
|
|
PRBool collapseCol = (NS_STYLE_VISIBILITY_COLLAPSE == colVis->mVisible);
|
|
PRInt32 colWidth = GetColumnWidth(colX);
|
|
if (collapseGroup || collapseCol) {
|
|
xOffset += colWidth + cellSpacingX;
|
|
}
|
|
nsTableCellFrame* lastCell = nsnull;
|
|
nsTableCellFrame* cellFrame = nsnull;
|
|
for (PRInt32 rowX = 0; rowX < numRows; rowX++) {
|
|
CellData* cellData = cellMap->GetCellAt(rowX, colX);
|
|
nsRect cellRect;
|
|
if (cellData) {
|
|
if (cellData->IsOrig()) { // the cell originates at (rowX, colX)
|
|
cellFrame = cellData->GetCellFrame();
|
|
// reset the collapse offsets since they may have been collapsed previously
|
|
cellFrame->SetCollapseOffsetX(aPresContext, 0);
|
|
cellFrame->SetCollapseOffsetY(aPresContext, 0);
|
|
cellFrame->GetRect(cellRect);
|
|
if (collapseGroup || collapseCol) {
|
|
if (lastCell != cellFrame) { // do it only once if there is a row span
|
|
cellRect.width -= colWidth;
|
|
cellFrame->SetCollapseOffsetX(aPresContext, -xOffset);
|
|
}
|
|
} else { // the cell is not in a collapsed col but needs to move
|
|
cellRect.x -= xOffset;
|
|
}
|
|
cellFrame->SetRect(aPresContext, cellRect);
|
|
// if the cell does not originate at (rowX, colX), adjust the real cells width
|
|
} else if (collapseGroup || collapseCol) {
|
|
if (cellData->IsColSpan()) {
|
|
cellFrame = cellMap->GetCellFrame(rowX, colX, *cellData, PR_FALSE);
|
|
}
|
|
if ((cellFrame) && (lastCell != cellFrame)) {
|
|
cellFrame->GetRect(cellRect);
|
|
cellRect.width -= colWidth + cellSpacingX;
|
|
cellFrame->SetRect(aPresContext, cellRect);
|
|
}
|
|
}
|
|
}
|
|
lastCell = cellFrame;
|
|
}
|
|
colX += direction;
|
|
}
|
|
colFrame = colIter.Next();
|
|
} // inner while
|
|
groupFrame = groupIter.Next();
|
|
} // outer while
|
|
|
|
aWidth -= xOffset;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// Sets the starting column index for aColGroupFrame and the siblings frames that
|
|
// follow
|
|
void
|
|
nsTableFrame::SetStartingColumnIndexFor(nsTableColGroupFrame* aColGroupFrame,
|
|
PRInt32 aIndex)
|
|
{
|
|
while (aColGroupFrame) {
|
|
aIndex += aColGroupFrame->SetStartColumnIndex(aIndex);
|
|
aColGroupFrame->GetNextSibling((nsIFrame**)&aColGroupFrame);
|
|
}
|
|
}
|
|
|
|
// Calculate the starting column index to use for the specified col group frame
|
|
PRInt32
|
|
nsTableFrame::CalculateStartingColumnIndexFor(nsTableColGroupFrame* aColGroupFrame)
|
|
{
|
|
PRInt32 index = 0;
|
|
for (nsTableColGroupFrame* colGroupFrame = (nsTableColGroupFrame*)mColGroups.FirstChild();
|
|
colGroupFrame && (colGroupFrame != aColGroupFrame);
|
|
colGroupFrame->GetNextSibling((nsIFrame**)&colGroupFrame))
|
|
{
|
|
index += colGroupFrame->GetColCount();
|
|
}
|
|
|
|
return index;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTableFrame::AppendFrames(nsIPresContext* aPresContext,
|
|
nsIPresShell& aPresShell,
|
|
nsIAtom* aListName,
|
|
nsIFrame* aFrameList)
|
|
{
|
|
PRInt32 startColIndex = 0;
|
|
// Because we actually have two child lists, one for col group frames and one
|
|
// for everything else, we need to look at each frame individually
|
|
nsIFrame* f = aFrameList;
|
|
nsIFrame* firstAppendedColGroup = nsnull;
|
|
while (f) {
|
|
nsIFrame* next;
|
|
|
|
// Get the next frame and disconnect this frame from its sibling
|
|
f->GetNextSibling(&next);
|
|
f->SetNextSibling(nsnull);
|
|
|
|
// See what kind of frame we have
|
|
const nsStyleDisplay *display;
|
|
f->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)display));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == display->mDisplay) {
|
|
if (!firstAppendedColGroup) {
|
|
firstAppendedColGroup = f;
|
|
nsTableColGroupFrame* lastColGroup = (nsTableColGroupFrame *)mColGroups.LastChild();
|
|
startColIndex = (lastColGroup)
|
|
? lastColGroup->GetStartColumnIndex() + lastColGroup->GetColCount() : 0;
|
|
}
|
|
// Append the new col group frame
|
|
mColGroups.AppendFrame(nsnull, f);
|
|
} else if (IsRowGroup(display->mDisplay)) {
|
|
// Append the new row group frame to the sibling chain
|
|
mFrames.AppendFrame(nsnull, f);
|
|
|
|
// insert the row group and its rows into the table
|
|
InsertRowGroups(*aPresContext, f, f);
|
|
} else {
|
|
// Nothing special to do, just add the frame to our child list
|
|
mFrames.AppendFrame(nsnull, f);
|
|
}
|
|
|
|
// Move to the next frame
|
|
f = next;
|
|
}
|
|
|
|
if (firstAppendedColGroup) {
|
|
InsertColGroups(*aPresContext, startColIndex, firstAppendedColGroup);
|
|
}
|
|
|
|
SetNeedStrategyInit(PR_TRUE); // XXX assume the worse
|
|
AppendDirtyReflowCommand(&aPresShell, this);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTableFrame::InsertFrames(nsIPresContext* aPresContext,
|
|
nsIPresShell& aPresShell,
|
|
nsIAtom* aListName,
|
|
nsIFrame* aPrevFrame,
|
|
nsIFrame* aFrameList)
|
|
{
|
|
// Asssume there's only one frame being inserted. The problem is that
|
|
// row group frames and col group frames go in separate child lists and
|
|
// so if there's more than one this gets messy...
|
|
// XXX The frame construction code should be separating out child frames
|
|
// based on the type...
|
|
nsIFrame* nextSibling;
|
|
aFrameList->GetNextSibling(&nextSibling);
|
|
NS_PRECONDITION(!nextSibling, "expected only one child frame");
|
|
|
|
// See what kind of frame we have
|
|
const nsStyleDisplay *display=nsnull;
|
|
aFrameList->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)display));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == display->mDisplay) {
|
|
// Insert the column group frame
|
|
nsFrameList frames(aFrameList); // convience for getting last frame
|
|
nsIFrame* lastFrame = frames.LastChild();
|
|
mColGroups.InsertFrame(nsnull, aPrevFrame, aFrameList);
|
|
// find the starting col index for the first new col group
|
|
PRInt32 startColIndex = 0;
|
|
if (aPrevFrame) {
|
|
nsTableColGroupFrame* prevColGroup =
|
|
(nsTableColGroupFrame*)GetFrameAtOrBefore(aPresContext, this, aPrevFrame,
|
|
nsLayoutAtoms::tableColGroupFrame);
|
|
if (prevColGroup) {
|
|
startColIndex = prevColGroup->GetStartColumnIndex() + prevColGroup->GetColCount();
|
|
}
|
|
}
|
|
InsertColGroups(*aPresContext, startColIndex, aFrameList, lastFrame);
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
} else if (IsRowGroup(display->mDisplay)) {
|
|
// get the starting row index of the new rows and insert them into the table
|
|
nsTableRowGroupFrame* prevRowGroup = (nsTableRowGroupFrame *)nsTableFrame::GetFrameAtOrBefore(aPresContext, this, aPrevFrame, nsLayoutAtoms::tableRowGroupFrame);
|
|
nsFrameList newList(aFrameList);
|
|
nsIFrame* lastSibling = newList.LastChild();
|
|
//if (prevRowGroup) {
|
|
// PRInt32 numRows;
|
|
// prevRowGroup->GetRowCount(numRows);
|
|
// rowIndex = prevRowGroup->GetStartRowIndex() + numRows;
|
|
//}
|
|
// Insert the frames in the sibling chain
|
|
mFrames.InsertFrame(nsnull, aPrevFrame, aFrameList);
|
|
|
|
InsertRowGroups(*aPresContext, aFrameList, lastSibling);
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
} else {
|
|
// Just insert the frame and don't worry about reflowing it
|
|
mFrames.InsertFrame(nsnull, aPrevFrame, aFrameList);
|
|
return NS_OK;
|
|
}
|
|
|
|
AppendDirtyReflowCommand(&aPresShell, this);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTableFrame::RemoveFrame(nsIPresContext* aPresContext,
|
|
nsIPresShell& aPresShell,
|
|
nsIAtom* aListName,
|
|
nsIFrame* aOldFrame)
|
|
{
|
|
// See what kind of frame we have
|
|
const nsStyleDisplay *display=nsnull;
|
|
aOldFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)display));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == display->mDisplay) {
|
|
nsIFrame* nextColGroupFrame;
|
|
aOldFrame->GetNextSibling(&nextColGroupFrame);
|
|
nsTableColGroupFrame* colGroup = (nsTableColGroupFrame*)aOldFrame;
|
|
PRInt32 firstColIndex = colGroup->GetStartColumnIndex();
|
|
PRInt32 lastColIndex = firstColIndex + colGroup->GetColCount() - 1;
|
|
// remove the col frames, the colGroup frame and reset col indices
|
|
colGroup->RemoveChildrenAtEnd(*aPresContext, colGroup->GetColCount());
|
|
mColGroups.DestroyFrame(aPresContext, aOldFrame);
|
|
nsTableColGroupFrame::ResetColIndices(aPresContext, nextColGroupFrame, firstColIndex);
|
|
// remove the cols from the table
|
|
PRInt32 colX;
|
|
for (colX = lastColIndex; colX >= firstColIndex; colX--) {
|
|
nsTableColFrame* colFrame = (nsTableColFrame*)mColFrames.ElementAt(colX);
|
|
if (colFrame) {
|
|
RemoveCol(*aPresContext, colGroup, colX, PR_TRUE, PR_FALSE);
|
|
}
|
|
}
|
|
|
|
PRInt32 numAnonymousColsToAdd = GetColCount() - mColFrames.Count();
|
|
if (numAnonymousColsToAdd > 0) {
|
|
// this sets the child list, updates the col cache and cell map
|
|
CreateAnonymousColFrames(*aPresContext, numAnonymousColsToAdd,
|
|
eColAnonymousCell, PR_TRUE);
|
|
}
|
|
|
|
// XXX This could probably be optimized with much effort
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
AppendDirtyReflowCommand(GetPresShellNoAddref(aPresContext), this);
|
|
} else {
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame(aOldFrame);
|
|
if (rgFrame) {
|
|
PRInt32 startRowIndex = rgFrame->GetStartRowIndex();
|
|
PRInt32 numRows = rgFrame->GetRowCount();
|
|
// remove the row group from the cell map
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap) {
|
|
cellMap->RemoveGroupCellMap(rgFrame);
|
|
}
|
|
// only remove cols that are of type eTypeAnonymous cell (they are at the end)
|
|
PRInt32 numColsInMap = GetColCount(); // cell map's notion of num cols
|
|
PRInt32 numColsInCache = mColFrames.Count();
|
|
if (numColsInCache > numColsInMap) {
|
|
PRInt32 numColsNotRemoved = DestroyAnonymousColFrames(*aPresContext, numColsInCache - numColsInMap);
|
|
// if the cell map has fewer cols than the cache, correct it
|
|
if (numColsNotRemoved > 0) {
|
|
cellMap->AddColsAtEnd(numColsNotRemoved);
|
|
}
|
|
}
|
|
else NS_ASSERTION(numColsInCache == numColsInMap, "cell map has too many cols");
|
|
|
|
AdjustRowIndices(aPresContext, startRowIndex, -numRows);
|
|
// remove the row group frame from the sibling chain
|
|
mFrames.DestroyFrame(aPresContext, aOldFrame);
|
|
|
|
// XXX This could probably be optimized with much effort
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
AppendDirtyReflowCommand(GetPresShellNoAddref(aPresContext), this);
|
|
} else {
|
|
// Just remove the frame
|
|
mFrames.DestroyFrame(aPresContext, aOldFrame);
|
|
return NS_OK;
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_METHOD
|
|
nsTableFrame::IncrementalReflow(nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
|
|
// Constrain our reflow width to the computed table width. Note: this is
|
|
// based on the width of the first-in-flow
|
|
PRInt32 lastWidth = mRect.width;
|
|
if (mPrevInFlow) {
|
|
nsTableFrame* table = (nsTableFrame*)GetFirstInFlow();
|
|
lastWidth = table->mRect.width;
|
|
}
|
|
nsTableReflowState state(aReflowState, *this, eReflowReason_Incremental,
|
|
lastWidth, aReflowState.availableHeight);
|
|
|
|
// determine if this frame is the target or not
|
|
nsIFrame* target = nsnull;
|
|
rv = aReflowState.reflowCommand->GetTarget(target);
|
|
if (NS_SUCCEEDED(rv) && target) {
|
|
nsIReflowCommand::ReflowType type;
|
|
aReflowState.reflowCommand->GetType(type);
|
|
// this is the target if target is either this or the outer table frame containing this inner frame
|
|
nsIFrame* outerTableFrame = nsnull;
|
|
GetParent(&outerTableFrame);
|
|
if ((this == target) || (outerTableFrame == target)) {
|
|
rv = IR_TargetIsMe(aPresContext, state, aStatus);
|
|
}
|
|
else {
|
|
// Get the next frame in the reflow chain
|
|
nsIFrame* nextFrame;
|
|
aReflowState.reflowCommand->GetNext(nextFrame);
|
|
if (nextFrame) {
|
|
rv = IR_TargetIsChild(aPresContext, state, aStatus, nextFrame);
|
|
}
|
|
else {
|
|
NS_ASSERTION(PR_FALSE, "next frame in reflow command is null");
|
|
}
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_METHOD
|
|
nsTableFrame::IR_TargetIsMe(nsIPresContext* aPresContext,
|
|
nsTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
|
|
nsIReflowCommand::ReflowType type;
|
|
aReflowState.reflowState.reflowCommand->GetType(type);
|
|
|
|
switch (type) {
|
|
case nsIReflowCommand::StyleChanged :
|
|
rv = IR_StyleChanged(aPresContext, aReflowState, aStatus);
|
|
break;
|
|
case nsIReflowCommand::ContentChanged :
|
|
NS_ASSERTION(PR_FALSE, "illegal reflow type: ContentChanged");
|
|
rv = NS_ERROR_ILLEGAL_VALUE;
|
|
break;
|
|
case nsIReflowCommand::ReflowDirty: {
|
|
// reflow the dirty children
|
|
nsTableReflowState reflowState(aReflowState.reflowState, *this, eReflowReason_Initial,
|
|
aReflowState.availSize.width, aReflowState.availSize.height);
|
|
PRBool reflowedAtLeastOne;
|
|
ReflowChildren(aPresContext, reflowState, PR_FALSE, PR_TRUE, aStatus, &reflowedAtLeastOne);
|
|
if (!reflowedAtLeastOne)
|
|
// XXX For now assume the worse
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
}
|
|
break;
|
|
case nsIReflowCommand::Timeout: {
|
|
// for a timeout reflow, don't do anything here
|
|
break;
|
|
}
|
|
default:
|
|
NS_NOTYETIMPLEMENTED("unexpected reflow command type");
|
|
rv = NS_ERROR_NOT_IMPLEMENTED;
|
|
break;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::IR_StyleChanged(nsIPresContext* aPresContext,
|
|
nsTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
// we presume that all the easy optimizations were done in the nsHTMLStyleSheet
|
|
// before we were called here
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsMargin
|
|
nsTableFrame::GetBorderPadding(const nsHTMLReflowState& aReflowState) const
|
|
{
|
|
const nsStyleBorder* border =
|
|
(const nsStyleBorder*)mStyleContext->GetStyleData(eStyleStruct_Border);
|
|
nsMargin borderPadding;
|
|
border->GetBorder(borderPadding);
|
|
borderPadding += aReflowState.mComputedPadding;
|
|
return borderPadding;
|
|
}
|
|
|
|
// Recovers the reflow state to what it should be if aKidFrame is about to be
|
|
// reflowed. Restores y, footerFrame, firstBodySection and availSize.height (if
|
|
// the height is constrained)
|
|
nsresult
|
|
nsTableFrame::RecoverState(nsTableReflowState& aReflowState,
|
|
nsIFrame* aKidFrame)
|
|
{
|
|
nsMargin borderPadding = GetBorderPadding(aReflowState.reflowState);
|
|
aReflowState.y = borderPadding.top;
|
|
|
|
nscoord cellSpacingY = GetCellSpacingY();
|
|
// Get the ordered children and find aKidFrame in the list
|
|
nsAutoVoidArray rowGroups;
|
|
PRUint32 numRowGroups;
|
|
OrderRowGroups(rowGroups, numRowGroups, &aReflowState.firstBodySection);
|
|
|
|
// Walk the list of children looking for aKidFrame
|
|
for (PRUint32 childX = 0; childX < numRowGroups; childX++) {
|
|
nsIFrame* childFrame = (nsIFrame*)rowGroups.ElementAt(childX);
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame(childFrame);
|
|
if (!rgFrame) continue; // skip foreign frame types
|
|
|
|
// If this is a footer row group, remember it
|
|
const nsStyleDisplay* display;
|
|
rgFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)display));
|
|
|
|
// We only allow a single footer frame
|
|
if ((NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP == display->mDisplay) &&
|
|
!aReflowState.footerFrame) {
|
|
aReflowState.footerFrame = childFrame;
|
|
}
|
|
else {
|
|
if ((NS_STYLE_DISPLAY_TABLE_ROW_GROUP == display->mDisplay) &&
|
|
!aReflowState.firstBodySection) {
|
|
aReflowState.firstBodySection = childFrame;
|
|
}
|
|
}
|
|
aReflowState.y += cellSpacingY;
|
|
|
|
// See if this is the frame we're looking for
|
|
if (childFrame == aKidFrame) {
|
|
break;
|
|
}
|
|
|
|
// Get the frame's height
|
|
nsSize kidSize;
|
|
childFrame->GetSize(kidSize);
|
|
|
|
// If our height is constrained then update the available height. Do
|
|
// this for all frames including the footer frame
|
|
if (NS_UNCONSTRAINEDSIZE != aReflowState.availSize.height) {
|
|
aReflowState.availSize.height -= kidSize.height;
|
|
}
|
|
|
|
// Update the running y-offset. Don't do this for the footer frame
|
|
if (childFrame != aReflowState.footerFrame) {
|
|
aReflowState.y += kidSize.height;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_METHOD
|
|
nsTableFrame::IR_TargetIsChild(nsIPresContext* aPresContext,
|
|
nsTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsIFrame* aNextFrame)
|
|
|
|
{
|
|
nsresult rv;
|
|
// Recover the state as if aNextFrame is about to be reflowed
|
|
RecoverState(aReflowState, aNextFrame);
|
|
|
|
// Remember the old rect
|
|
nsRect oldKidRect;
|
|
aNextFrame->GetRect(oldKidRect);
|
|
|
|
// Pass along the reflow command, don't request a max element size, rows will do that
|
|
nsHTMLReflowMetrics desiredSize(nsnull);
|
|
nsHTMLReflowState kidReflowState(aPresContext, aReflowState.reflowState,
|
|
aNextFrame, aReflowState.availSize);
|
|
|
|
rv = ReflowChild(aNextFrame, aPresContext, desiredSize, kidReflowState,
|
|
aReflowState.x, aReflowState.y, 0, aStatus);
|
|
|
|
// Place the row group frame. Don't use PlaceChild(), because it moves
|
|
// the footer frame as well. We'll adjust the footer frame later on in
|
|
// AdjustSiblingsAfterReflow()
|
|
nsRect kidRect(aReflowState.x, aReflowState.y, desiredSize.width, desiredSize.height);
|
|
FinishReflowChild(aNextFrame, aPresContext, desiredSize, aReflowState.x, aReflowState.y, 0);
|
|
|
|
#ifndef TABLE_REFLOW_COALESCING_OFF
|
|
// update the descendant reflow counts and determine if we need to request a timeout reflow
|
|
PRBool needToRequestTimeoutReflow = PR_FALSE;
|
|
nsIReflowCommand::ReflowType type;
|
|
aReflowState.reflowState.reflowCommand->GetType(type);
|
|
if (nsIReflowCommand::Timeout == type) {
|
|
mNumDescendantTimeoutReflowsPending--;
|
|
NS_ASSERTION(mNumDescendantTimeoutReflowsPending >= 0, "invalid descendant reflow count");
|
|
}
|
|
else {
|
|
mNumDescendantReflowsPending--;
|
|
NS_ASSERTION(mNumDescendantReflowsPending >= 0, "invalid descendant reflow count");
|
|
SetDescendantReflowedNotTimeout(PR_TRUE);
|
|
// request a timeout reflow if there are no more timeout reflows coming, more normal
|
|
// reflows are coming, and we haven't already requested one.
|
|
if ((mNumDescendantTimeoutReflowsPending <= 0) &&
|
|
(mNumDescendantReflowsPending > 0) &&
|
|
!RequestedTimeoutReflow()) {
|
|
InterruptNotification(aPresContext, PR_TRUE);
|
|
}
|
|
// cancel our timeout reflow (if present) if there are no more coming and
|
|
// this is the last child to be reflowed.
|
|
else if ((mNumDescendantTimeoutReflowsPending <= 0) &&
|
|
(mNumDescendantReflowsPending <= 0) &&
|
|
RequestedTimeoutReflow()) {
|
|
InterruptNotification(aPresContext, PR_FALSE);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Adjust the running y-offset
|
|
aReflowState.y += desiredSize.height + GetCellSpacingY();
|
|
|
|
// If our height is constrained, then update the available height
|
|
if (NS_UNCONSTRAINEDSIZE != aReflowState.availSize.height) {
|
|
aReflowState.availSize.height -= desiredSize.height;
|
|
}
|
|
|
|
// If the column width info is valid, then adjust the row group frames
|
|
// that follow. Otherwise, return and we'll recompute the column widths
|
|
// and reflow all the row group frames
|
|
if (!NeedsReflow(aReflowState.reflowState)) {
|
|
// If the row group frame changed height, then damage the horizontal strip
|
|
// that was either added or went away
|
|
if (desiredSize.height != oldKidRect.height) {
|
|
nsRect dirtyRect;
|
|
dirtyRect.x = 0;
|
|
dirtyRect.y = PR_MIN(oldKidRect.YMost(), kidRect.YMost());
|
|
dirtyRect.width = mRect.width;
|
|
dirtyRect.height = PR_MAX(oldKidRect.YMost(), kidRect.YMost()) - dirtyRect.y;
|
|
Invalidate(aPresContext, dirtyRect);
|
|
}
|
|
|
|
// Adjust the row groups that follow
|
|
AdjustSiblingsAfterReflow(aPresContext, aReflowState, aNextFrame,
|
|
desiredSize.height - oldKidRect.height);
|
|
|
|
// XXX Is this needed?
|
|
#if 0
|
|
AdjustForCollapsingRows(aPresContext, aDesiredSize.height);
|
|
AdjustForCollapsingCols(aPresContext, aDesiredSize.width);
|
|
#endif
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
// Position and size aKidFrame and update our reflow state. The origin of
|
|
// aKidRect is relative to the upper-left origin of our frame
|
|
void nsTableFrame::PlaceChild(nsIPresContext* aPresContext,
|
|
nsTableReflowState& aReflowState,
|
|
nsIFrame* aKidFrame,
|
|
nsHTMLReflowMetrics& aDesiredSize)
|
|
{
|
|
// Place and size the child
|
|
FinishReflowChild(aKidFrame, aPresContext, aDesiredSize, aReflowState.x, aReflowState.y, 0);
|
|
|
|
// Adjust the running y-offset
|
|
aReflowState.y += aDesiredSize.height;
|
|
|
|
// If our height is constrained, then update the available height
|
|
if (NS_UNCONSTRAINEDSIZE != aReflowState.availSize.height) {
|
|
aReflowState.availSize.height -= aDesiredSize.height;
|
|
}
|
|
|
|
const nsStyleDisplay *childDisplay;
|
|
aKidFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)childDisplay));
|
|
|
|
// We only allow a single footer frame, and the footer frame must occur before
|
|
// any body section row groups
|
|
if ((NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP == childDisplay->mDisplay) &&
|
|
!aReflowState.footerFrame && !aReflowState.firstBodySection) {
|
|
aReflowState.footerFrame = aKidFrame;
|
|
}
|
|
else if (aReflowState.footerFrame) {
|
|
// put the non footer where the footer was
|
|
nsPoint origin;
|
|
aReflowState.footerFrame->GetOrigin(origin);
|
|
aKidFrame->MoveTo(aPresContext, origin.x, origin.y);
|
|
|
|
// put the footer below the non footer
|
|
nsSize size;
|
|
aReflowState.footerFrame->GetSize(size);
|
|
origin.y = aReflowState.y - size.height;
|
|
aReflowState.footerFrame->MoveTo(aPresContext, origin.x, origin.y);
|
|
}
|
|
}
|
|
|
|
void
|
|
nsTableFrame::OrderRowGroups(nsVoidArray& aChildren,
|
|
PRUint32& aNumRowGroups,
|
|
nsIFrame** aFirstBody,
|
|
nsTableRowGroupFrame** aHead,
|
|
nsTableRowGroupFrame** aFoot)
|
|
{
|
|
aChildren.Clear();
|
|
nsIFrame* head = nsnull;
|
|
nsIFrame* foot = nsnull;
|
|
// initialize out parameters, if present
|
|
if (aFirstBody) *aFirstBody = nsnull;
|
|
if (aHead) *aHead = nsnull;
|
|
if (aFoot) *aFoot = nsnull;
|
|
|
|
nsIFrame* kidFrame = mFrames.FirstChild();
|
|
nsAutoVoidArray nonRowGroups;
|
|
// put the tbodies first, and the non row groups last
|
|
while (kidFrame) {
|
|
const nsStyleDisplay* kidDisplay;
|
|
kidFrame->GetStyleData(eStyleStruct_Display, ((const nsStyleStruct *&)kidDisplay));
|
|
if (IsRowGroup(kidDisplay->mDisplay)) {
|
|
switch(kidDisplay->mDisplay) {
|
|
case NS_STYLE_DISPLAY_TABLE_HEADER_GROUP:
|
|
if (head) { // treat additional thead like tbody
|
|
aChildren.AppendElement(kidFrame);
|
|
}
|
|
else {
|
|
head = kidFrame;
|
|
if (aHead) {
|
|
*aHead = (nsTableRowGroupFrame*)head;
|
|
}
|
|
}
|
|
break;
|
|
case NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP:
|
|
if (foot) {
|
|
aChildren.AppendElement(kidFrame);
|
|
}
|
|
else {
|
|
foot = kidFrame;
|
|
if (aFoot) {
|
|
*aFoot = (nsTableRowGroupFrame*)foot;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
aChildren.AppendElement(kidFrame);
|
|
if (aFirstBody && !*aFirstBody) {
|
|
*aFirstBody = kidFrame;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
nonRowGroups.AppendElement(kidFrame);
|
|
}
|
|
|
|
kidFrame->GetNextSibling(&kidFrame);
|
|
}
|
|
aNumRowGroups = aChildren.Count();
|
|
// put the thead first
|
|
if (head) {
|
|
aChildren.InsertElementAt(head, 0);
|
|
aNumRowGroups++;
|
|
}
|
|
// put the tfoot after the last tbody
|
|
if (foot) {
|
|
aChildren.InsertElementAt(foot, aNumRowGroups);
|
|
aNumRowGroups++;
|
|
}
|
|
// put the non row groups at the end
|
|
PRInt32 numNonRowGroups = nonRowGroups.Count();
|
|
for (PRInt32 i = 0; i < numNonRowGroups; i++) {
|
|
aChildren.AppendElement(nonRowGroups.ElementAt(i));
|
|
}
|
|
}
|
|
|
|
static PRBool
|
|
IsRepeatable(nsTableRowGroupFrame& aHeaderOrFooter,
|
|
nscoord aPageHeight)
|
|
{
|
|
nsRect rect;
|
|
aHeaderOrFooter.GetRect(rect);
|
|
|
|
return (rect.height < (aPageHeight / 4));
|
|
}
|
|
|
|
// Reflow the children based on the avail size and reason in aReflowState
|
|
// update aReflowMetrics a aStatus
|
|
NS_METHOD
|
|
nsTableFrame::ReflowChildren(nsIPresContext* aPresContext,
|
|
nsTableReflowState& aReflowState,
|
|
PRBool aDoColGroups,
|
|
PRBool aDirtyOnly,
|
|
nsReflowStatus& aStatus,
|
|
PRBool* aReflowedAtLeastOne)
|
|
{
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
|
|
nsIFrame* prevKidFrame = nsnull;
|
|
nsresult rv = NS_OK;
|
|
nscoord cellSpacingY = GetCellSpacingY();
|
|
|
|
PRBool isPaginated;
|
|
aPresContext->IsPaginated(&isPaginated);
|
|
|
|
nsAutoVoidArray rowGroups;
|
|
PRUint32 numRowGroups;
|
|
nsTableRowGroupFrame *thead, *tfoot;
|
|
OrderRowGroups(rowGroups, numRowGroups, &aReflowState.firstBodySection, &thead, &tfoot);
|
|
PRBool haveReflowedRowGroup = PR_FALSE;
|
|
|
|
for (PRUint32 childX = 0; ((PRInt32)childX) < rowGroups.Count(); childX++) {
|
|
nsIFrame* kidFrame = (nsIFrame*)rowGroups.ElementAt(childX);
|
|
// Get the frame state bits
|
|
nsFrameState frameState;
|
|
kidFrame->GetFrameState(&frameState);
|
|
|
|
// See if we should only reflow the dirty child frames
|
|
PRBool doReflowChild = PR_TRUE;
|
|
if (aDirtyOnly && ((frameState & NS_FRAME_IS_DIRTY) == 0)) {
|
|
doReflowChild = PR_FALSE;
|
|
}
|
|
|
|
if (doReflowChild) {
|
|
nsSize kidAvailSize(aReflowState.availSize);
|
|
// if the child is a tbody in paginated mode reduce the height by a repeated footer
|
|
nsIFrame* repeatedFooter = nsnull;
|
|
nscoord repeatedFooterHeight = 0;
|
|
if (isPaginated && (NS_UNCONSTRAINEDSIZE != kidAvailSize.height)) {
|
|
const nsStyleDisplay* display;
|
|
kidFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE_ROW_GROUP == display->mDisplay) { // the child is a tbody
|
|
nsIFrame* lastChild = (nsIFrame*)rowGroups.ElementAt(numRowGroups - 1);
|
|
lastChild->GetStyleData(eStyleStruct_Display, (const nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP == display->mDisplay) { // the last child is a tfoot
|
|
if (((nsTableRowGroupFrame*)lastChild)->IsRepeatable()) {
|
|
nsRect rect;
|
|
lastChild->GetRect(rect);
|
|
repeatedFooterHeight = rect.height;
|
|
if (repeatedFooterHeight + cellSpacingY < kidAvailSize.height) {
|
|
repeatedFooter = lastChild;
|
|
kidAvailSize.height -= repeatedFooterHeight + cellSpacingY;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
nsHTMLReflowMetrics desiredSize(nsnull);
|
|
desiredSize.width = desiredSize.height = desiredSize.ascent = desiredSize.descent = 0;
|
|
|
|
if (childX < numRowGroups) {
|
|
// Reflow the child into the available space
|
|
nsHTMLReflowState kidReflowState(aPresContext, aReflowState.reflowState,
|
|
kidFrame, kidAvailSize, aReflowState.reason);
|
|
// XXX fix up bad mComputedWidth for scroll frame
|
|
kidReflowState.mComputedWidth = PR_MAX(kidReflowState.mComputedWidth, 0);
|
|
|
|
aReflowState.y += cellSpacingY;
|
|
|
|
// record the next in flow in case it gets destroyed and the row group array
|
|
// needs to be recomputed.
|
|
nsIFrame* kidNextInFlow;
|
|
kidFrame->GetNextInFlow(&kidNextInFlow);
|
|
|
|
rv = ReflowChild(kidFrame, aPresContext, desiredSize, kidReflowState,
|
|
aReflowState.x, aReflowState.y, 0, aStatus);
|
|
haveReflowedRowGroup = PR_TRUE;
|
|
|
|
// Place the child
|
|
PlaceChild(aPresContext, aReflowState, kidFrame, desiredSize);
|
|
|
|
// Remember where we just were in case we end up pushing children
|
|
prevKidFrame = kidFrame;
|
|
|
|
// Special handling for incomplete children
|
|
if (NS_FRAME_IS_NOT_COMPLETE(aStatus)) {
|
|
kidFrame->GetNextInFlow(&kidNextInFlow);
|
|
if (!kidNextInFlow) {
|
|
// The child doesn't have a next-in-flow so create a continuing
|
|
// frame. This hooks the child into the flow
|
|
nsIFrame* continuingFrame;
|
|
nsIPresShell* presShell;
|
|
nsIStyleSet* styleSet;
|
|
|
|
aPresContext->GetShell(&presShell);
|
|
presShell->GetStyleSet(&styleSet);
|
|
NS_RELEASE(presShell);
|
|
styleSet->CreateContinuingFrame(aPresContext, kidFrame, this, &continuingFrame);
|
|
NS_RELEASE(styleSet);
|
|
|
|
// Add the continuing frame to the sibling list
|
|
nsIFrame* nextSib;
|
|
|
|
kidFrame->GetNextSibling(&nextSib);
|
|
continuingFrame->SetNextSibling(nextSib);
|
|
kidFrame->SetNextSibling(continuingFrame);
|
|
}
|
|
// We've used up all of our available space so push the remaining
|
|
// children to the next-in-flow
|
|
nsIFrame* nextSibling;
|
|
|
|
kidFrame->GetNextSibling(&nextSibling);
|
|
if (nsnull != nextSibling) {
|
|
PushChildren(aPresContext, nextSibling, kidFrame);
|
|
}
|
|
if (repeatedFooter) {
|
|
kidAvailSize.height = repeatedFooterHeight;
|
|
nsHTMLReflowState footerReflowState(aPresContext, aReflowState.reflowState,
|
|
repeatedFooter, kidAvailSize, aReflowState.reason);
|
|
aReflowState.y += cellSpacingY;
|
|
nsReflowStatus footerStatus;
|
|
rv = ReflowChild(repeatedFooter, aPresContext, desiredSize, footerReflowState,
|
|
aReflowState.x, aReflowState.y, 0, footerStatus);
|
|
PlaceChild(aPresContext, aReflowState, repeatedFooter, desiredSize);
|
|
}
|
|
break;
|
|
}
|
|
else if (kidNextInFlow) {
|
|
// during printing, the unfortunate situation arises where a next in flow can be a
|
|
// next sibling and the next sibling can get destroyed during the reflow. By reordering
|
|
// the row groups, the rowGroups array can be kept in sync.
|
|
OrderRowGroups(rowGroups, numRowGroups, nsnull);
|
|
}
|
|
}
|
|
else { // it's an unknown frame type, give it a generic reflow and ignore the results
|
|
nsHTMLReflowState kidReflowState(aPresContext, aReflowState.reflowState, kidFrame,
|
|
nsSize(0,0), eReflowReason_Resize);
|
|
nsHTMLReflowMetrics unusedDesiredSize(nsnull);
|
|
nsReflowStatus status;
|
|
ReflowChild(kidFrame, aPresContext, unusedDesiredSize, kidReflowState,
|
|
0, 0, 0, status);
|
|
kidFrame->DidReflow(aPresContext, NS_FRAME_REFLOW_FINISHED);
|
|
}
|
|
}
|
|
else if (childX < numRowGroups) { // it is a row group but isn't being reflowed
|
|
nsRect kidRect;
|
|
kidFrame->GetRect(kidRect);
|
|
if (haveReflowedRowGroup) {
|
|
if (kidRect.y != aReflowState.y) {
|
|
Invalidate(aPresContext, kidRect); // invalidate the old position
|
|
kidRect.y = aReflowState.y;
|
|
kidFrame->SetRect(aPresContext, kidRect); // move to the new position
|
|
Invalidate(aPresContext, kidRect); // invalidate the new position
|
|
}
|
|
}
|
|
aReflowState.y += cellSpacingY + kidRect.height;
|
|
}
|
|
}
|
|
|
|
// if required, give the colgroups their initial reflows
|
|
if (aDoColGroups) {
|
|
nsHTMLReflowMetrics kidMet(nsnull);
|
|
for (nsIFrame* kidFrame = mColGroups.FirstChild(); kidFrame; kidFrame->GetNextSibling(&kidFrame)) {
|
|
nsHTMLReflowState kidReflowState(aPresContext, aReflowState.reflowState, kidFrame,
|
|
aReflowState.availSize, aReflowState.reason);
|
|
nsReflowStatus cgStatus;
|
|
ReflowChild(kidFrame, aPresContext, kidMet, kidReflowState, 0, 0, 0, cgStatus);
|
|
FinishReflowChild(kidFrame, aPresContext, kidMet, 0, 0, 0);
|
|
}
|
|
SetHaveReflowedColGroups(PR_TRUE);
|
|
}
|
|
|
|
// set the repeatablility of headers and footers in the original table during its first reflow
|
|
// the repeatability of header and footers on continued tables is handled when they are created
|
|
if (isPaginated && !mPrevInFlow && (NS_UNCONSTRAINEDSIZE == aReflowState.availSize.height)) {
|
|
nsRect actualRect;
|
|
nsRect adjRect;
|
|
aPresContext->GetPageDim(&actualRect, &adjRect);
|
|
// don't repeat the thead or tfoot unless it is < 25% of the page height
|
|
if (thead) {
|
|
thead->SetRepeatable(IsRepeatable(*thead, actualRect.height));
|
|
}
|
|
if (tfoot) {
|
|
tfoot->SetRepeatable(IsRepeatable(*tfoot, actualRect.height));
|
|
}
|
|
}
|
|
|
|
if (aReflowedAtLeastOne) {
|
|
*aReflowedAtLeastOne = haveReflowedRowGroup;
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
/**
|
|
Now I've got all the cells laid out in an infinite space.
|
|
For each column, use the min size for each cell in that column
|
|
along with the attributes of the table, column group, and column
|
|
to assign widths to each column.
|
|
*/
|
|
// use the cell map to determine which cell is in which column.
|
|
void nsTableFrame::BalanceColumnWidths(nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState)
|
|
{
|
|
NS_ASSERTION(!mPrevInFlow, "never ever call me on a continuing frame!");
|
|
|
|
// fixed-layout tables need to reinitialize the layout strategy. When there are scroll bars
|
|
// reflow gets called twice and the 2nd time has the correct space available.
|
|
// XXX this is very bad and needs to be changed
|
|
if (!IsAutoLayout()) {
|
|
mTableLayoutStrategy->Initialize(aPresContext, aReflowState);
|
|
}
|
|
|
|
// need to figure out the overall table width constraint
|
|
// default case, get 100% of available space
|
|
|
|
mTableLayoutStrategy->BalanceColumnWidths(aPresContext, aReflowState);
|
|
//Dump(PR_TRUE, PR_TRUE);
|
|
SetNeedStrategyBalance(PR_FALSE); // we have just balanced
|
|
// cache the min, desired, and preferred widths
|
|
nscoord minWidth, prefWidth;
|
|
CalcMinAndPreferredWidths(aPresContext, aReflowState, PR_FALSE, minWidth, prefWidth);
|
|
SetMinWidth(minWidth);
|
|
nscoord desWidth = CalcDesiredWidth(aReflowState);
|
|
SetDesiredWidth(desWidth);
|
|
SetPreferredWidth(prefWidth);
|
|
|
|
#ifdef DEBUG_TABLE_REFLOW
|
|
printf("Balanced min=%d des=%d pref=%d cols=", minWidth, desWidth, prefWidth);
|
|
for (PRInt32 colX = 0; colX < GetColCount(); colX++) {
|
|
printf("%d ", GetColumnWidth(colX));
|
|
}
|
|
printf("\n");
|
|
#endif
|
|
|
|
}
|
|
|
|
// This width is based on the column widths array of the table.
|
|
// sum the width of each column and add in table insets
|
|
nscoord
|
|
nsTableFrame::CalcDesiredWidth(const nsHTMLReflowState& aReflowState)
|
|
{
|
|
NS_ASSERTION(!mPrevInFlow, "never ever call me on a continuing frame!");
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (!cellMap) {
|
|
NS_ASSERTION(PR_FALSE, "never ever call me until the cell map is built!");
|
|
return 0;
|
|
}
|
|
|
|
nscoord cellSpacing = GetCellSpacingX();
|
|
PRInt32 tableWidth = 0;
|
|
|
|
PRInt32 numCols = GetColCount();
|
|
for (PRInt32 colIndex = 0; colIndex < numCols; colIndex++) {
|
|
nscoord totalColWidth = GetColumnWidth(colIndex);
|
|
if (GetNumCellsOriginatingInCol(colIndex) > 0) { // skip degenerate cols
|
|
totalColWidth += cellSpacing; // add cell spacing to left of col
|
|
}
|
|
tableWidth += totalColWidth;
|
|
}
|
|
|
|
if (numCols > 0) {
|
|
tableWidth += cellSpacing; // add last cellspacing
|
|
// Compute the insets (sum of border and padding)
|
|
tableWidth += GetHorBorderPaddingWidth(aReflowState, this);
|
|
}
|
|
|
|
return tableWidth;
|
|
}
|
|
|
|
|
|
nscoord
|
|
nsTableFrame::CalcDesiredHeight(nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (!cellMap) {
|
|
NS_ASSERTION(PR_FALSE, "never ever call me until the cell map is built!");
|
|
return 0;
|
|
}
|
|
nscoord cellSpacingY = GetCellSpacingY();
|
|
nsMargin borderPadding = GetBorderPadding(aReflowState);
|
|
|
|
// get the natural height based on the last child's (row group or scroll frame) rect
|
|
nsAutoVoidArray rowGroups;
|
|
PRUint32 numRowGroups;
|
|
OrderRowGroups(rowGroups, numRowGroups, nsnull);
|
|
if (numRowGroups <= 0) return 0;
|
|
|
|
nscoord desiredHeight = borderPadding.top + cellSpacingY + borderPadding.bottom;
|
|
for (PRUint32 rgX = 0; rgX < numRowGroups; rgX++) {
|
|
nsIFrame* rg = (nsIFrame*)rowGroups.ElementAt(rgX);
|
|
if (rg) {
|
|
nsRect rgRect;
|
|
rg->GetRect(rgRect);
|
|
desiredHeight += rgRect.height + cellSpacingY;
|
|
}
|
|
}
|
|
|
|
// see if a specified table height requires dividing additional space to rows
|
|
if (!mPrevInFlow) {
|
|
nscoord tableSpecifiedHeight = CalcBorderBoxHeight(aReflowState);
|
|
if ((tableSpecifiedHeight > 0) &&
|
|
(tableSpecifiedHeight != NS_UNCONSTRAINEDSIZE) &&
|
|
(tableSpecifiedHeight > desiredHeight)) {
|
|
// proportionately distribute the excess height to unconstrained rows in each
|
|
// unconstrained row group.We don't need to do this if it's an unconstrained reflow
|
|
if (NS_UNCONSTRAINEDSIZE != aReflowState.availableWidth) {
|
|
DistributeHeightToRows(aPresContext, aReflowState, tableSpecifiedHeight - desiredHeight);
|
|
}
|
|
desiredHeight = tableSpecifiedHeight;
|
|
}
|
|
}
|
|
return desiredHeight;
|
|
}
|
|
|
|
static
|
|
void ResizeCells(nsTableFrame& aTableFrame,
|
|
nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState)
|
|
{
|
|
nsAutoVoidArray rowGroups;
|
|
PRUint32 numRowGroups;
|
|
aTableFrame.OrderRowGroups(rowGroups, numRowGroups, nsnull);
|
|
|
|
for (PRUint32 rgX = 0; (rgX < numRowGroups); rgX++) {
|
|
nsTableRowGroupFrame* rgFrame = aTableFrame.GetRowGroupFrame((nsIFrame*)rowGroups.ElementAt(rgX));
|
|
nsTableRowFrame* rowFrame = rgFrame->GetFirstRow();
|
|
while (rowFrame) {
|
|
rowFrame->DidResize(aPresContext, aReflowState);
|
|
rowFrame = rowFrame->GetNextRow();
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsTableFrame::DistributeHeightToRows(nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nscoord aAmount)
|
|
{
|
|
float p2t;
|
|
aPresContext->GetPixelsToTwips(&p2t);
|
|
|
|
nscoord cellSpacingY = GetCellSpacingY();
|
|
|
|
nscoord sumOfRowHeights = 0;
|
|
nscoord rowGroupYPos = aReflowState.mComputedBorderPadding.top + cellSpacingY;
|
|
|
|
nsVoidArray rowGroups;
|
|
PRUint32 numRowGroups;
|
|
OrderRowGroups(rowGroups, numRowGroups, nsnull);
|
|
|
|
nscoord amountUsed = 0;
|
|
// distribute space to each pct height row whose row group doesn't have a computed
|
|
// height, and base the pct on the table height. If the row group had a computed
|
|
// height, then this was already done in nsTableRowGroupFrame::CalculateRowHeights
|
|
nscoord pctBasis = aReflowState.mComputedHeight - (GetCellSpacingY() * (GetRowCount() + 1));
|
|
nscoord yOriginRG = aReflowState.mComputedBorderPadding.top + GetCellSpacingY();
|
|
nscoord yEndRG = yOriginRG;
|
|
PRUint32 rgX;
|
|
for (rgX = 0; (rgX < numRowGroups); rgX++) {
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame((nsIFrame*)rowGroups.ElementAt(rgX));
|
|
nscoord amountUsedByRG = 0;
|
|
nscoord yOriginRow = 0;
|
|
nsRect rgRect;
|
|
rgFrame->GetRect(rgRect);
|
|
if (rgFrame && !rgFrame->HasStyleHeight()) {
|
|
nsTableRowFrame* rowFrame = rgFrame->GetFirstRow();
|
|
while (rowFrame) {
|
|
nsRect rowRect;
|
|
rowFrame->GetRect(rowRect);
|
|
if ((amountUsed < aAmount) && rowFrame->HasPctHeight()) {
|
|
nscoord pctHeight = nsTableFrame::RoundToPixel(rowFrame->GetHeight(pctBasis), p2t);
|
|
nscoord amountForRow = PR_MIN(aAmount - amountUsed, pctHeight - rowRect.height);
|
|
if (amountForRow > 0) {
|
|
rowRect.height += amountForRow;
|
|
rowFrame->SetRect(aPresContext, rowRect);
|
|
yOriginRow += rowRect.height + cellSpacingY;
|
|
yEndRG += rowRect.height + cellSpacingY;
|
|
amountUsed += amountForRow;
|
|
amountUsedByRG += amountForRow;
|
|
//rowFrame->DidResize(aPresContext, aReflowState);
|
|
nsTableFrame::RePositionViews(aPresContext, rowFrame);
|
|
}
|
|
}
|
|
else {
|
|
if (amountUsed > 0) {
|
|
rowFrame->MoveTo(aPresContext, rowRect.x, yOriginRow);
|
|
nsTableFrame::RePositionViews(aPresContext, rowFrame);
|
|
}
|
|
yOriginRow += rowRect.height + cellSpacingY;
|
|
yEndRG += rowRect.height + cellSpacingY;
|
|
}
|
|
rowFrame = rowFrame->GetNextRow();
|
|
}
|
|
if (amountUsed > 0) {
|
|
rgRect.y = yOriginRG;
|
|
rgRect.height += amountUsedByRG;
|
|
rgFrame->SetRect(aPresContext, rgRect);
|
|
}
|
|
}
|
|
else if (amountUsed > 0) {
|
|
rgFrame->MoveTo(aPresContext, 0, yOriginRG);
|
|
// Make sure child views are properly positioned
|
|
nsTableFrame::RePositionViews(aPresContext, rgFrame);
|
|
}
|
|
yOriginRG = yEndRG;
|
|
}
|
|
|
|
if (amountUsed >= aAmount) {
|
|
ResizeCells(*this, aPresContext, aReflowState);
|
|
return;
|
|
}
|
|
|
|
// get the first row without a style height where its row group has an unconstrianed height
|
|
nsTableRowGroupFrame* firstUnStyledRG = nsnull;
|
|
nsTableRowFrame* firstUnStyledRow = nsnull;
|
|
for (rgX = 0; (rgX < numRowGroups) && !firstUnStyledRG; rgX++) {
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame((nsIFrame*)rowGroups.ElementAt(rgX));
|
|
if (rgFrame && !rgFrame->HasStyleHeight()) {
|
|
nsTableRowFrame* rowFrame = rgFrame->GetFirstRow();
|
|
while (rowFrame) {
|
|
if (!rowFrame->HasStyleHeight()) {
|
|
firstUnStyledRG = rgFrame;
|
|
firstUnStyledRow = rowFrame;
|
|
break;
|
|
}
|
|
rowFrame = rowFrame->GetNextRow();
|
|
}
|
|
}
|
|
}
|
|
|
|
nsTableRowFrame* lastElligibleRow = nsnull;
|
|
// accumulate the correct divisor. This will be the total of all unstyled rows inside
|
|
// unstyled row groups, unless there are none, in which case, it will be all rows
|
|
nscoord divisor = 0;
|
|
for (rgX = 0; rgX < numRowGroups; rgX++) {
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame((nsIFrame*)rowGroups.ElementAt(rgX));
|
|
if (rgFrame && (!firstUnStyledRG || !rgFrame->HasStyleHeight())) {
|
|
nsTableRowFrame* rowFrame = rgFrame->GetFirstRow();
|
|
while (rowFrame) {
|
|
if (!firstUnStyledRG || !rowFrame->HasStyleHeight()) {
|
|
nsRect rowRect;
|
|
rowFrame->GetRect(rowRect);
|
|
divisor += rowRect.height;
|
|
lastElligibleRow = rowFrame;
|
|
}
|
|
rowFrame = rowFrame->GetNextRow();
|
|
}
|
|
}
|
|
}
|
|
if (divisor <= 0) {
|
|
NS_ASSERTION(PR_FALSE, "invlaid divisor");
|
|
return;
|
|
}
|
|
|
|
// allocate the extra height to the unstyled row groups and rows
|
|
pctBasis = aAmount - amountUsed;
|
|
yOriginRG = aReflowState.mComputedBorderPadding.top + cellSpacingY;
|
|
yEndRG = yOriginRG;
|
|
for (rgX = 0; rgX < numRowGroups; rgX++) {
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame((nsIFrame*)rowGroups.ElementAt(rgX));
|
|
if (!rgFrame) continue;
|
|
nscoord amountUsedByRG = 0;
|
|
nscoord yOriginRow = 0;
|
|
nsRect rgRect;
|
|
rgFrame->GetRect(rgRect);
|
|
// see if there is an eligible row group
|
|
if (!firstUnStyledRG || !rgFrame->HasStyleHeight()) {
|
|
nsTableRowFrame* rowFrame = rgFrame->GetFirstRow();
|
|
while (rowFrame) {
|
|
nsRect rowRect;
|
|
rowFrame->GetRect(rowRect);
|
|
// see if there is an eligible row
|
|
if (!firstUnStyledRow || !rowFrame->HasStyleHeight()) {
|
|
// The amount of additional space each row gets is proportional to its height
|
|
float percent = rowRect.height / ((float)divisor);
|
|
// give rows their percentage, except for the last row which gets the remainder
|
|
nscoord amountForRow = (rowFrame == lastElligibleRow)
|
|
? aAmount - amountUsed : NSToCoordRound(((float)(pctBasis)) * percent);
|
|
amountForRow = PR_MIN(nsTableFrame::RoundToPixel(amountForRow, p2t), aAmount - amountUsed);
|
|
// update the row height
|
|
nsRect newRowRect(rowRect.x, yOriginRow, rowRect.width, rowRect.height + amountForRow);
|
|
rowFrame->SetRect(aPresContext, newRowRect);
|
|
yOriginRow += newRowRect.height + cellSpacingY;
|
|
yEndRG += newRowRect.height + cellSpacingY;
|
|
|
|
amountUsed += amountForRow;
|
|
amountUsedByRG += amountForRow;
|
|
NS_ASSERTION((amountUsed <= aAmount), "invalid row allocation");
|
|
//rowFrame->DidResize(aPresContext, aReflowState);
|
|
nsTableFrame::RePositionViews(aPresContext, rowFrame);
|
|
}
|
|
else {
|
|
if (amountUsed > 0) {
|
|
rowFrame->MoveTo(aPresContext, rowRect.x, yOriginRow);
|
|
nsTableFrame::RePositionViews(aPresContext, rowFrame);
|
|
}
|
|
yOriginRow += rowRect.height + cellSpacingY;
|
|
yEndRG += rowRect.height + cellSpacingY;
|
|
}
|
|
rowFrame = rowFrame->GetNextRow();
|
|
}
|
|
if (amountUsed > 0) {
|
|
rgRect.y = yOriginRG;
|
|
rgRect.height += amountUsedByRG;
|
|
rgFrame->SetRect(aPresContext, rgRect);
|
|
}
|
|
// Make sure child views are properly positioned
|
|
// XXX what happens if childFrame is a scroll frame and this gets skipped? see also below
|
|
}
|
|
else if (amountUsed > 0) {
|
|
rgFrame->MoveTo(aPresContext, 0, yOriginRG);
|
|
// Make sure child views are properly positioned
|
|
nsTableFrame::RePositionViews(aPresContext, rgFrame);
|
|
}
|
|
yOriginRG = yEndRG;
|
|
}
|
|
|
|
ResizeCells(*this, aPresContext, aReflowState);
|
|
}
|
|
|
|
static void
|
|
UpdateCol(nsTableFrame& aTableFrame,
|
|
nsTableColFrame& aColFrame,
|
|
const nsTableCellFrame& aCellFrame,
|
|
nscoord aColMaxWidth,
|
|
PRBool aColMaxGetsBigger)
|
|
{
|
|
if (aColMaxGetsBigger) {
|
|
// update the columns's new min width
|
|
aColFrame.SetWidth(DES_CON, aColMaxWidth);
|
|
}
|
|
else {
|
|
// determine the new max width
|
|
PRInt32 numRows = aTableFrame.GetRowCount();
|
|
PRInt32 colIndex = aColFrame.GetColIndex();
|
|
PRBool originates;
|
|
PRInt32 colSpan;
|
|
nscoord maxWidth = 0;
|
|
for (PRInt32 rowX = 0; rowX < numRows; rowX++) {
|
|
nsTableCellFrame* cellFrame = aTableFrame.GetCellInfoAt(rowX, colIndex, &originates, &colSpan);
|
|
if (cellFrame && originates && (1 == colSpan)) {
|
|
maxWidth = PR_MAX(maxWidth, cellFrame->GetMaximumWidth());
|
|
}
|
|
}
|
|
// update the columns's new max width
|
|
aColFrame.SetWidth(DES_CON, maxWidth);
|
|
}
|
|
}
|
|
|
|
PRBool
|
|
nsTableFrame::IsPctHeight(nsIStyleContext* aStyleContext)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
if (aStyleContext) {
|
|
nsStylePosition* position = (nsStylePosition*)aStyleContext->GetStyleData(eStyleStruct_Position);
|
|
result = (eStyleUnit_Percent == position->mHeight.GetUnit());
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PRBool
|
|
nsTableFrame::CellChangedWidth(const nsTableCellFrame& aCellFrame,
|
|
nscoord aPrevCellMin,
|
|
nscoord aPrevCellMax,
|
|
PRBool aCellWasDestroyed)
|
|
{
|
|
if (NeedStrategyInit() || !IsAutoLayout()) {
|
|
// if the strategy needs to be initialized, all of the col info will be updated later
|
|
// fixed layout tables do not cause any rebalancing
|
|
return PR_TRUE;
|
|
}
|
|
|
|
nscoord colSpan = GetEffectiveColSpan(aCellFrame);
|
|
if (colSpan > 1) {
|
|
// colspans are too complicated to optimize, so just bail out
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
return PR_TRUE;
|
|
}
|
|
|
|
PRInt32 rowX, colIndex, numRows;
|
|
aCellFrame.GetColIndex(colIndex);
|
|
|
|
PRBool originates;
|
|
|
|
nsTableColFrame* colFrame = GetColFrame(colIndex);
|
|
if (!colFrame) return PR_TRUE; // should never happen
|
|
|
|
nscoord cellMin = (aCellWasDestroyed) ? 0 : aCellFrame.GetPass1MaxElementSize().width;
|
|
nscoord cellMax = (aCellWasDestroyed) ? 0 : aCellFrame.GetMaximumWidth();
|
|
nscoord colMin = colFrame->GetWidth(MIN_CON);
|
|
nscoord colMax = colFrame->GetWidth(DES_CON);
|
|
|
|
PRBool colMinGetsBigger = (cellMin > colMin);
|
|
PRBool colMinGetsSmaller = (cellMin < colMin) && (colMin == aPrevCellMin);
|
|
|
|
if (colMinGetsBigger || colMinGetsSmaller) {
|
|
if (ColIsSpannedInto(colIndex)) {
|
|
// bail out if a colspan is involved
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
return PR_TRUE;
|
|
}
|
|
if (colMinGetsBigger) {
|
|
// update the columns's min width
|
|
colFrame->SetWidth(MIN_CON, cellMin);
|
|
}
|
|
else if (colMinGetsSmaller) {
|
|
// determine the new min width
|
|
numRows = GetRowCount();
|
|
nscoord minWidth = 0;
|
|
for (rowX = 0; rowX < numRows; rowX++) {
|
|
nsTableCellFrame* cellFrame = GetCellInfoAt(rowX, colIndex, &originates, &colSpan);
|
|
if (cellFrame && originates && (1 == colSpan)) {
|
|
minWidth = PR_MAX(minWidth, cellFrame->GetPass1MaxElementSize().width);
|
|
}
|
|
}
|
|
// update the columns's new min width
|
|
colFrame->SetWidth(MIN_CON, minWidth);
|
|
}
|
|
// we should rebalance in case the min width determines the column width
|
|
SetNeedStrategyBalance(PR_TRUE);
|
|
}
|
|
|
|
PRBool colMaxGetsBigger = (cellMax > colMax);
|
|
PRBool colMaxGetsSmaller = (cellMax < colMax) && (colMax == aPrevCellMax);
|
|
|
|
if (colMaxGetsBigger || colMaxGetsSmaller) {
|
|
if (ColIsSpannedInto(colIndex)) {
|
|
// bail out if a colspan is involved
|
|
SetNeedStrategyInit(PR_TRUE);
|
|
return PR_TRUE;
|
|
}
|
|
// see if the max width will be not be overshadowed by a pct, fix, or proportional width
|
|
if ((colFrame->GetWidth(PCT) <= 0) && (colFrame->GetWidth(FIX) <= 0) &&
|
|
(colFrame->GetWidth(MIN_PRO) <= 0)) {
|
|
// see if the doesn't have a pct width
|
|
const nsStylePosition* cellPosition;
|
|
aCellFrame.GetStyleData(eStyleStruct_Position, (const nsStyleStruct *&)cellPosition);
|
|
// see if there isn't a pct width on the cell
|
|
PRBool havePct = PR_FALSE;
|
|
if (eStyleUnit_Percent == cellPosition->mWidth.GetUnit()) {
|
|
float percent = cellPosition->mWidth.GetPercentValue();
|
|
if (percent > 0.0f) {
|
|
havePct = PR_TRUE;
|
|
}
|
|
}
|
|
if (!havePct) {
|
|
// see if there isn't a fix width on the cell
|
|
PRBool haveFix = PR_FALSE;
|
|
if (eStyleUnit_Coord == cellPosition->mWidth.GetUnit()) {
|
|
nscoord coordValue = cellPosition->mWidth.GetCoordValue();
|
|
if (coordValue > 0) {
|
|
haveFix = PR_TRUE;
|
|
}
|
|
}
|
|
if (!haveFix) {
|
|
// see if there isn't a prop width on the cell
|
|
PRBool haveProp = PR_FALSE;
|
|
if (eStyleUnit_Proportional == cellPosition->mWidth.GetUnit()) {
|
|
nscoord intValue = cellPosition->mWidth.GetIntValue();
|
|
if (intValue > 0) {
|
|
haveProp = PR_TRUE;
|
|
}
|
|
}
|
|
if (!haveProp) {
|
|
UpdateCol(*this, *colFrame, aCellFrame, cellMax, colMaxGetsBigger);
|
|
// we should rebalance in case the max width determines the column width
|
|
SetNeedStrategyBalance(PR_TRUE);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
UpdateCol(*this, *colFrame, aCellFrame, cellMax, colMaxGetsBigger);
|
|
}
|
|
}
|
|
return PR_FALSE;
|
|
}
|
|
|
|
void nsTableFrame::SetNeedStrategyBalance(PRBool aValue)
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(firstInFlow, "illegal state -- no first in flow");
|
|
firstInFlow->mBits.mNeedStrategyBalance = aValue;
|
|
}
|
|
|
|
PRBool nsTableFrame::NeedStrategyBalance() const
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(firstInFlow, "illegal state -- no first in flow");
|
|
return (PRBool)firstInFlow->mBits.mNeedStrategyBalance;
|
|
}
|
|
|
|
void nsTableFrame::SetNeedStrategyInit(PRBool aValue)
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(firstInFlow, "illegal state -- no first in flow");
|
|
firstInFlow->mBits.mNeedStrategyInit = aValue;
|
|
}
|
|
|
|
PRBool nsTableFrame::NeedStrategyInit() const
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(firstInFlow, "illegal state -- no first in flow");
|
|
return (PRBool)firstInFlow->mBits.mNeedStrategyInit;
|
|
}
|
|
|
|
void nsTableFrame::SetResizeReflow(PRBool aValue)
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(firstInFlow, "illegal state -- no first in flow");
|
|
firstInFlow->mBits.mDidResizeReflow = aValue;
|
|
}
|
|
|
|
PRBool nsTableFrame::DidResizeReflow() const
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(firstInFlow, "illegal state -- no first in flow");
|
|
return (PRBool)firstInFlow->mBits.mDidResizeReflow;
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetColumnWidth(PRInt32 aColIndex)
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(firstInFlow, "illegal state -- no first in flow");
|
|
PRInt32 result = 0;
|
|
if (this == firstInFlow) {
|
|
nsTableColFrame* colFrame = GetColFrame(aColIndex);
|
|
if (colFrame) {
|
|
result = colFrame->GetWidth(FINAL);
|
|
}
|
|
else {
|
|
NS_ASSERTION(PR_FALSE, "null col frame");
|
|
result = 0;
|
|
}
|
|
#if 0
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (!cellMap) {
|
|
NS_ASSERTION(PR_FALSE, "no cell map");
|
|
return 0;
|
|
}
|
|
PRInt32 numCols = cellMap->GetColCount();
|
|
NS_ASSERTION (numCols > aColIndex, "bad arg, col index out of bounds");
|
|
#endif
|
|
}
|
|
else {
|
|
result = firstInFlow->GetColumnWidth(aColIndex);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void nsTableFrame::SetColumnWidth(PRInt32 aColIndex, nscoord aWidth)
|
|
{
|
|
nsTableFrame* firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(firstInFlow, "illegal state -- no first in flow");
|
|
|
|
if (this == firstInFlow) {
|
|
nsTableColFrame* colFrame = GetColFrame(aColIndex);
|
|
if (colFrame) {
|
|
colFrame->SetWidth(FINAL, aWidth);
|
|
}
|
|
else {
|
|
NS_ASSERTION(PR_FALSE, "null col frame");
|
|
}
|
|
}
|
|
else {
|
|
firstInFlow->SetColumnWidth(aColIndex, aWidth);
|
|
}
|
|
}
|
|
|
|
// Update the border style to map to the HTML border style
|
|
void nsTableFrame::MapHTMLBorderStyle(nsStyleBorder& aBorderStyle, nscoord aBorderWidth)
|
|
{
|
|
nsStyleCoord width;
|
|
width.SetCoordValue(aBorderWidth);
|
|
aBorderStyle.mBorder.SetTop(width);
|
|
aBorderStyle.mBorder.SetLeft(width);
|
|
aBorderStyle.mBorder.SetBottom(width);
|
|
aBorderStyle.mBorder.SetRight(width);
|
|
|
|
aBorderStyle.SetBorderStyle(NS_SIDE_TOP, NS_STYLE_BORDER_STYLE_BG_OUTSET);
|
|
aBorderStyle.SetBorderStyle(NS_SIDE_LEFT, NS_STYLE_BORDER_STYLE_BG_OUTSET);
|
|
aBorderStyle.SetBorderStyle(NS_SIDE_BOTTOM, NS_STYLE_BORDER_STYLE_BG_OUTSET);
|
|
aBorderStyle.SetBorderStyle(NS_SIDE_RIGHT, NS_STYLE_BORDER_STYLE_BG_OUTSET);
|
|
|
|
nsIStyleContext* styleContext = mStyleContext;
|
|
const nsStyleBackground* colorData = (const nsStyleBackground*)
|
|
styleContext->GetStyleData(eStyleStruct_Background);
|
|
|
|
// Look until we find a style context with a NON-transparent background color
|
|
while (styleContext) {
|
|
if ((colorData->mBackgroundFlags & NS_STYLE_BG_COLOR_TRANSPARENT) != 0) {
|
|
nsIStyleContext* temp = styleContext;
|
|
styleContext = styleContext->GetParent();
|
|
if (temp != mStyleContext)
|
|
NS_RELEASE(temp);
|
|
colorData = (const nsStyleBackground*)styleContext->GetStyleData(eStyleStruct_Background);
|
|
}
|
|
else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Yaahoo, we found a style context which has a background color
|
|
|
|
nscolor borderColor = 0xFFC0C0C0;
|
|
|
|
if (styleContext) {
|
|
borderColor = colorData->mBackgroundColor;
|
|
if (styleContext != mStyleContext)
|
|
NS_RELEASE(styleContext);
|
|
}
|
|
|
|
// if the border color is white, then shift to grey
|
|
if (borderColor == 0xFFFFFFFF)
|
|
borderColor = 0xFFC0C0C0;
|
|
|
|
aBorderStyle.SetBorderColor(NS_SIDE_TOP, borderColor);
|
|
aBorderStyle.SetBorderColor(NS_SIDE_LEFT, borderColor);
|
|
aBorderStyle.SetBorderColor(NS_SIDE_BOTTOM, borderColor);
|
|
aBorderStyle.SetBorderColor(NS_SIDE_RIGHT, borderColor);
|
|
|
|
}
|
|
|
|
|
|
|
|
PRBool nsTableFrame::ConvertToPixelValue(nsHTMLValue& aValue, PRInt32 aDefault, PRInt32& aResult)
|
|
{
|
|
if (aValue.GetUnit() == eHTMLUnit_Pixel)
|
|
aResult = aValue.GetPixelValue();
|
|
else if (aValue.GetUnit() == eHTMLUnit_Empty)
|
|
aResult = aDefault;
|
|
else
|
|
{
|
|
NS_ERROR("Unit must be pixel or empty");
|
|
return PR_FALSE;
|
|
}
|
|
return PR_TRUE;
|
|
}
|
|
|
|
void nsTableFrame::MapBorderMarginPadding(nsIPresContext* aPresContext)
|
|
{
|
|
}
|
|
|
|
nscoord
|
|
CalcPercentPadding(nscoord aBasis,
|
|
nsStyleCoord aStyleCoord)
|
|
{
|
|
float percent = (NS_UNCONSTRAINEDSIZE == aBasis)
|
|
? 0 : aStyleCoord.GetPercentValue();
|
|
return NSToCoordRound(((float)aBasis) * percent);
|
|
}
|
|
|
|
void
|
|
GetPaddingFor(const nsSize& aBasis,
|
|
const nsStylePadding& aPaddingData,
|
|
nsMargin& aPadding)
|
|
{
|
|
nsStyleCoord styleCoord;
|
|
aPaddingData.mPadding.GetTop(styleCoord);
|
|
if (eStyleUnit_Percent == aPaddingData.mPadding.GetTopUnit()) {
|
|
aPadding.top = CalcPercentPadding(aBasis.height, styleCoord);
|
|
}
|
|
else if (eStyleUnit_Coord == aPaddingData.mPadding.GetTopUnit()) {
|
|
aPadding.top = styleCoord.GetCoordValue();
|
|
}
|
|
|
|
aPaddingData.mPadding.GetRight(styleCoord);
|
|
if (eStyleUnit_Percent == aPaddingData.mPadding.GetRightUnit()) {
|
|
aPadding.right = CalcPercentPadding(aBasis.width, styleCoord);
|
|
}
|
|
else if (eStyleUnit_Coord == aPaddingData.mPadding.GetTopUnit()) {
|
|
aPadding.right = styleCoord.GetCoordValue();
|
|
}
|
|
|
|
aPaddingData.mPadding.GetBottom(styleCoord);
|
|
if (eStyleUnit_Percent == aPaddingData.mPadding.GetBottomUnit()) {
|
|
aPadding.bottom = CalcPercentPadding(aBasis.height, styleCoord);
|
|
}
|
|
else if (eStyleUnit_Coord == aPaddingData.mPadding.GetTopUnit()) {
|
|
aPadding.bottom = styleCoord.GetCoordValue();
|
|
}
|
|
|
|
aPaddingData.mPadding.GetLeft(styleCoord);
|
|
if (eStyleUnit_Percent == aPaddingData.mPadding.GetLeftUnit()) {
|
|
aPadding.left = CalcPercentPadding(aBasis.width, styleCoord);
|
|
}
|
|
else if (eStyleUnit_Coord == aPaddingData.mPadding.GetTopUnit()) {
|
|
aPadding.left = styleCoord.GetCoordValue();
|
|
}
|
|
}
|
|
|
|
nsMargin
|
|
nsTableFrame::GetPadding(const nsHTMLReflowState& aReflowState,
|
|
const nsTableCellFrame* aCellFrame)
|
|
{
|
|
const nsStylePadding* paddingData;
|
|
aCellFrame->GetStyleData(eStyleStruct_Padding,(const nsStyleStruct *&)paddingData);
|
|
nsMargin padding(0,0,0,0);
|
|
if (!paddingData->GetPadding(padding)) {
|
|
const nsHTMLReflowState* parentRS = aReflowState.parentReflowState;
|
|
while (parentRS) {
|
|
if (parentRS->frame) {
|
|
nsCOMPtr<nsIAtom> frameType;
|
|
parentRS->frame->GetFrameType(getter_AddRefs(frameType));
|
|
if (nsLayoutAtoms::tableFrame == frameType.get()) {
|
|
nsSize basis(parentRS->mComputedWidth, parentRS->mComputedHeight);
|
|
GetPaddingFor(basis, *paddingData, padding);
|
|
break;
|
|
}
|
|
}
|
|
parentRS = parentRS->parentReflowState;
|
|
}
|
|
}
|
|
return padding;
|
|
}
|
|
|
|
nsMargin
|
|
nsTableFrame::GetPadding(const nsSize& aBasis,
|
|
const nsTableCellFrame* aCellFrame)
|
|
{
|
|
const nsStylePadding* paddingData;
|
|
aCellFrame->GetStyleData(eStyleStruct_Padding,(const nsStyleStruct *&)paddingData);
|
|
nsMargin padding(0,0,0,0);
|
|
if (!paddingData->GetPadding(padding)) {
|
|
GetPaddingFor(aBasis, *paddingData, padding);
|
|
}
|
|
return padding;
|
|
}
|
|
|
|
PRUint8 nsTableFrame::GetBorderCollapseStyle()
|
|
{
|
|
/* the following has been commented out to turn off collapsing borders
|
|
const nsStyleTable* tableStyle;
|
|
GetStyleData(eStyleStruct_Table, (const nsStyleStruct *&)tableStyle);
|
|
return tableStyle->mBorderCollapse;*/
|
|
return NS_STYLE_BORDER_SEPARATE;
|
|
}
|
|
|
|
|
|
// XXX: could cache this. But be sure to check style changes if you do!
|
|
nscoord nsTableFrame::GetCellSpacingX()
|
|
{
|
|
const nsStyleTableBorder* tableStyle;
|
|
GetStyleData(eStyleStruct_TableBorder, (const nsStyleStruct *&)tableStyle);
|
|
nscoord cellSpacing = 0;
|
|
PRUint8 borderCollapseStyle = GetBorderCollapseStyle();
|
|
if (NS_STYLE_BORDER_COLLAPSE != borderCollapseStyle) {
|
|
if (tableStyle->mBorderSpacingX.GetUnit() == eStyleUnit_Coord) {
|
|
cellSpacing = tableStyle->mBorderSpacingX.GetCoordValue();
|
|
}
|
|
}
|
|
return cellSpacing;
|
|
}
|
|
|
|
// XXX: could cache this. But be sure to check style changes if you do!
|
|
nscoord nsTableFrame::GetCellSpacingY()
|
|
{
|
|
const nsStyleTableBorder* tableStyle;
|
|
GetStyleData(eStyleStruct_TableBorder, (const nsStyleStruct *&)tableStyle);
|
|
nscoord cellSpacing = 0;
|
|
PRUint8 borderCollapseStyle = GetBorderCollapseStyle();
|
|
if (NS_STYLE_BORDER_COLLAPSE != borderCollapseStyle) {
|
|
if (tableStyle->mBorderSpacingY.GetUnit() == eStyleUnit_Coord) {
|
|
cellSpacing = tableStyle->mBorderSpacingY.GetCoordValue();
|
|
}
|
|
}
|
|
return cellSpacing;
|
|
}
|
|
|
|
/* ----- global methods ----- */
|
|
|
|
nsresult
|
|
NS_NewTableFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame)
|
|
{
|
|
NS_PRECONDITION(aNewFrame, "null OUT ptr");
|
|
if (nsnull == aNewFrame) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
nsTableFrame* it = new (aPresShell) nsTableFrame;
|
|
if (nsnull == it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
*aNewFrame = it;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_METHOD
|
|
nsTableFrame::GetTableFrame(nsIFrame* aSourceFrame,
|
|
nsTableFrame*& aTableFrame)
|
|
{
|
|
nsresult rv = NS_ERROR_UNEXPECTED; // the value returned
|
|
aTableFrame = nsnull; // initialize out-param
|
|
nsIFrame* parentFrame=nsnull;
|
|
if (aSourceFrame) {
|
|
// "result" is the result of intermediate calls, not the result we return from this method
|
|
nsresult result = aSourceFrame->GetParent((nsIFrame **)&parentFrame);
|
|
while ((NS_OK==result) && (nsnull!=parentFrame)) {
|
|
const nsStyleDisplay *display;
|
|
parentFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE == display->mDisplay) {
|
|
aTableFrame = (nsTableFrame *)parentFrame;
|
|
rv = NS_OK; // only set if we found the table frame
|
|
break;
|
|
}
|
|
result = parentFrame->GetParent((nsIFrame **)&parentFrame);
|
|
}
|
|
}
|
|
NS_POSTCONDITION(nsnull!=aTableFrame, "unable to find table parent. aTableFrame null.");
|
|
NS_POSTCONDITION(NS_OK==rv, "unable to find table parent. result!=NS_OK");
|
|
return rv;
|
|
}
|
|
|
|
PRBool
|
|
nsTableFrame::IsAutoWidth(PRBool* aIsPctWidth)
|
|
{
|
|
return nsTableOuterFrame::IsAutoWidth(*this, aIsPctWidth);
|
|
}
|
|
|
|
PRBool
|
|
nsTableFrame::IsAutoHeight()
|
|
{
|
|
PRBool isAuto = PR_TRUE; // the default
|
|
nsCOMPtr<nsIStyleContext> styleContext;
|
|
GetStyleContext(getter_AddRefs(styleContext));
|
|
|
|
nsStylePosition* position = (nsStylePosition*)styleContext->GetStyleData(eStyleStruct_Position);
|
|
|
|
switch (position->mHeight.GetUnit()) {
|
|
case eStyleUnit_Auto: // specified auto width
|
|
case eStyleUnit_Proportional: // illegal for table, so ignored
|
|
break;
|
|
case eStyleUnit_Inherit:
|
|
// get width of parent and see if it is a specified value or not
|
|
// XXX for now, just return true
|
|
break;
|
|
case eStyleUnit_Coord:
|
|
isAuto = PR_FALSE;
|
|
break;
|
|
case eStyleUnit_Percent:
|
|
if (position->mHeight.GetPercentValue() > 0.0f) {
|
|
isAuto = PR_FALSE;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return isAuto;
|
|
}
|
|
|
|
nscoord
|
|
nsTableFrame::CalcBorderBoxWidth(nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aState)
|
|
{
|
|
nscoord width = aState.mComputedWidth;
|
|
|
|
if (eStyleUnit_Auto == aState.mStylePosition->mWidth.GetUnit()) {
|
|
if (0 == width) {
|
|
width = aState.availableWidth;
|
|
}
|
|
if (NS_UNCONSTRAINEDSIZE != aState.availableWidth) {
|
|
width = aState.availableWidth;
|
|
}
|
|
}
|
|
else if (width != NS_UNCONSTRAINEDSIZE) {
|
|
nsMargin borderPadding = aState.mComputedBorderPadding;
|
|
width += borderPadding.left + borderPadding.right;
|
|
}
|
|
width = PR_MAX(width, 0);
|
|
|
|
if (NS_UNCONSTRAINEDSIZE != width) {
|
|
float p2t;
|
|
aPresContext->GetPixelsToTwips(&p2t);
|
|
width = RoundToPixel(width, p2t);
|
|
}
|
|
|
|
return width;
|
|
}
|
|
|
|
nscoord
|
|
nsTableFrame::CalcBorderBoxHeight(const nsHTMLReflowState& aState)
|
|
{
|
|
nscoord height = aState.mComputedHeight;
|
|
if (NS_AUTOHEIGHT != height) {
|
|
nsMargin borderPadding = aState.mComputedBorderPadding;
|
|
height += borderPadding.top + borderPadding.bottom;
|
|
}
|
|
height = PR_MAX(0, height);
|
|
|
|
return height;
|
|
}
|
|
|
|
nscoord
|
|
nsTableFrame::GetMinCaptionWidth()
|
|
{
|
|
nsIFrame *outerTableFrame=nsnull;
|
|
GetParent(&outerTableFrame);
|
|
return (((nsTableOuterFrame *)outerTableFrame)->GetMinCaptionWidth());
|
|
}
|
|
|
|
PRBool
|
|
nsTableFrame::IsAutoLayout()
|
|
{
|
|
const nsStyleTable* tableStyle;
|
|
GetStyleData(eStyleStruct_Table, (const nsStyleStruct *&)tableStyle);
|
|
if (NS_STYLE_TABLE_LAYOUT_FIXED == tableStyle->mLayoutStrategy) {
|
|
const nsStylePosition* position;
|
|
GetStyleData(eStyleStruct_Position, (const nsStyleStruct *&)position);
|
|
// a fixed-layout table must have a width
|
|
if (eStyleUnit_Auto != position->mWidth.GetUnit()) {
|
|
return PR_FALSE;
|
|
}
|
|
}
|
|
return PR_TRUE;
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
NS_IMETHODIMP
|
|
nsTableFrame::GetFrameName(nsAString& aResult) const
|
|
{
|
|
return MakeFrameName(NS_LITERAL_STRING("Table"), aResult);
|
|
}
|
|
#endif
|
|
|
|
|
|
void
|
|
nsTableFrame::CalcMinAndPreferredWidths(nsIPresContext* aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
PRBool aCalcPrefWidthIfAutoWithPctCol,
|
|
nscoord& aMinWidth,
|
|
nscoord& aPrefWidth)
|
|
{
|
|
aMinWidth = aPrefWidth = 0;
|
|
|
|
nscoord spacingX = GetCellSpacingX();
|
|
PRInt32 numCols = GetColCount();
|
|
|
|
for (PRInt32 colX = 0; colX < numCols; colX++) {
|
|
nsTableColFrame* colFrame = GetColFrame(colX);
|
|
if (!colFrame) continue;
|
|
aMinWidth += PR_MAX(colFrame->GetMinWidth(), colFrame->GetWidth(MIN_ADJ));
|
|
nscoord width = colFrame->GetFixWidth();
|
|
if (width <= 0) {
|
|
width = colFrame->GetDesWidth();
|
|
}
|
|
aPrefWidth += width;
|
|
if (GetNumCellsOriginatingInCol(colX) > 0) {
|
|
aMinWidth += spacingX;
|
|
aPrefWidth += spacingX;
|
|
}
|
|
}
|
|
// if it is not a degenerate table, add the last spacing on the right and the borderPadding
|
|
if (numCols > 0) {
|
|
nscoord extra = spacingX + GetHorBorderPaddingWidth(aReflowState, this);
|
|
aMinWidth += extra;
|
|
aPrefWidth += extra;
|
|
}
|
|
aPrefWidth = PR_MAX(aMinWidth, aPrefWidth);
|
|
|
|
PRBool isPctWidth = PR_FALSE;
|
|
if (IsAutoWidth(&isPctWidth)) {
|
|
if (HasPctCol() && aCalcPrefWidthIfAutoWithPctCol &&
|
|
(NS_UNCONSTRAINEDSIZE != aReflowState.availableWidth)) {
|
|
// for an auto table with a pct cell, use the strategy's CalcPctAdjTableWidth
|
|
nscoord availWidth = CalcBorderBoxWidth(aPresContext, aReflowState);
|
|
availWidth = PR_MIN(availWidth, aReflowState.availableWidth);
|
|
if (mTableLayoutStrategy && IsAutoLayout()) {
|
|
float p2t;
|
|
aPresContext->GetPixelsToTwips(&p2t);
|
|
aPrefWidth = mTableLayoutStrategy->CalcPctAdjTableWidth(aReflowState, availWidth, p2t);
|
|
}
|
|
}
|
|
}
|
|
else { // a specified fix width becomes the min or preferred width
|
|
nscoord compWidth = aReflowState.mComputedWidth;
|
|
if ((NS_UNCONSTRAINEDSIZE != compWidth) && (0 != compWidth) && !isPctWidth) {
|
|
compWidth += GetHorBorderPaddingWidth(aReflowState, this);
|
|
aMinWidth = PR_MAX(aMinWidth, compWidth);
|
|
aPrefWidth = PR_MAX(aMinWidth, compWidth);
|
|
}
|
|
}
|
|
if (0 == numCols) { // degenerate case
|
|
aMinWidth = aPrefWidth = 0;
|
|
}
|
|
}
|
|
|
|
|
|
// Find the closet sibling before aPriorChildFrame (including aPriorChildFrame) that
|
|
// is of type aChildType
|
|
nsIFrame*
|
|
nsTableFrame::GetFrameAtOrBefore(nsIPresContext* aPresContext,
|
|
nsIFrame* aParentFrame,
|
|
nsIFrame* aPriorChildFrame,
|
|
nsIAtom* aChildType)
|
|
{
|
|
nsIFrame* result = nsnull;
|
|
if (!aPriorChildFrame) {
|
|
return result;
|
|
}
|
|
nsIAtom* frameType;
|
|
aPriorChildFrame->GetFrameType(&frameType);
|
|
if (aChildType == frameType) {
|
|
NS_RELEASE(frameType);
|
|
return (nsTableCellFrame*)aPriorChildFrame;
|
|
}
|
|
NS_IF_RELEASE(frameType);
|
|
|
|
// aPriorChildFrame is not of type aChildType, so we need start from
|
|
// the beginnng and find the closest one
|
|
nsIFrame* childFrame;
|
|
nsIFrame* lastMatchingFrame = nsnull;
|
|
aParentFrame->FirstChild(aPresContext, nsnull, &childFrame);
|
|
while (childFrame && (childFrame != aPriorChildFrame)) {
|
|
childFrame->GetFrameType(&frameType);
|
|
if (aChildType == frameType) {
|
|
lastMatchingFrame = childFrame;
|
|
}
|
|
NS_IF_RELEASE(frameType);
|
|
childFrame->GetNextSibling(&childFrame);
|
|
}
|
|
return (nsTableCellFrame*)lastMatchingFrame;
|
|
}
|
|
|
|
void
|
|
nsTableFrame::DumpRowGroup(nsIPresContext* aPresContext, nsIFrame* aKidFrame)
|
|
{
|
|
nsTableRowGroupFrame* rgFrame = GetRowGroupFrame(aKidFrame);
|
|
if (rgFrame) {
|
|
nsIFrame* rowFrame;
|
|
rgFrame->FirstChild(aPresContext, nsnull, &rowFrame);
|
|
while (rowFrame) {
|
|
nsIAtom* rowType;
|
|
rowFrame->GetFrameType(&rowType);
|
|
if (nsLayoutAtoms::tableRowFrame == rowType) {
|
|
printf("row(%d)=%p ", ((nsTableRowFrame*)rowFrame)->GetRowIndex(), rowFrame);
|
|
nsIFrame* cellFrame;
|
|
rowFrame->FirstChild(aPresContext, nsnull, &cellFrame);
|
|
while (cellFrame) {
|
|
nsIAtom* cellType;
|
|
cellFrame->GetFrameType(&cellType);
|
|
if (nsLayoutAtoms::tableCellFrame == cellType) {
|
|
PRInt32 colIndex;
|
|
((nsTableCellFrame*)cellFrame)->GetColIndex(colIndex);
|
|
printf("cell(%d)=%p ", colIndex, cellFrame);
|
|
}
|
|
NS_IF_RELEASE(cellType);
|
|
cellFrame->GetNextSibling(&cellFrame);
|
|
}
|
|
printf("\n");
|
|
}
|
|
else {
|
|
DumpRowGroup(aPresContext, rowFrame);
|
|
}
|
|
NS_IF_RELEASE(rowType);
|
|
rowFrame->GetNextSibling(&rowFrame);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsTableFrame::Dump(nsIPresContext* aPresContext,
|
|
PRBool aDumpRows,
|
|
PRBool aDumpCols,
|
|
PRBool aDumpCellMap)
|
|
{
|
|
printf("***START TABLE DUMP*** \n");
|
|
// dump the columns widths array
|
|
printf("mColWidths=");
|
|
PRInt32 numCols = GetColCount();
|
|
PRInt32 colX;
|
|
for (colX = 0; colX < numCols; colX++) {
|
|
printf("%d ", GetColumnWidth(colX));
|
|
}
|
|
printf("\n");
|
|
|
|
if (aDumpRows) {
|
|
nsIFrame* kidFrame = mFrames.FirstChild();
|
|
while (kidFrame) {
|
|
DumpRowGroup(aPresContext, kidFrame);
|
|
kidFrame->GetNextSibling(&kidFrame);
|
|
}
|
|
}
|
|
|
|
if (aDumpCols) {
|
|
// output col frame cache
|
|
printf("\n col frame cache ->");
|
|
for (colX = 0; colX < numCols; colX++) {
|
|
nsTableColFrame* colFrame = (nsTableColFrame *)mColFrames.ElementAt(colX);
|
|
if (0 == (colX % 8)) {
|
|
printf("\n");
|
|
}
|
|
printf ("%d=%p ", colX, colFrame);
|
|
}
|
|
for (colX = 0; colX < numCols; colX++) {
|
|
printf("\n");
|
|
nsTableColFrame* colFrame = GetColFrame(colX);
|
|
colFrame->Dump(1);
|
|
}
|
|
}
|
|
if (aDumpCellMap) {
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
#ifdef NS_DEBUG
|
|
cellMap->Dump();
|
|
#endif
|
|
}
|
|
printf(" ***END TABLE DUMP*** \n");
|
|
}
|
|
|
|
// nsTableIterator
|
|
nsTableIterator::nsTableIterator(nsIPresContext* aPresContext,
|
|
nsIFrame& aSource,
|
|
nsTableIteration aType)
|
|
{
|
|
nsIFrame* firstChild;
|
|
aSource.FirstChild(aPresContext, nsnull, &firstChild);
|
|
Init(firstChild, aType);
|
|
}
|
|
|
|
nsTableIterator::nsTableIterator(nsFrameList& aSource,
|
|
nsTableIteration aType)
|
|
{
|
|
nsIFrame* firstChild = aSource.FirstChild();
|
|
Init(firstChild, aType);
|
|
}
|
|
|
|
void nsTableIterator::Init(nsIFrame* aFirstChild,
|
|
nsTableIteration aType)
|
|
{
|
|
mFirstListChild = aFirstChild;
|
|
mFirstChild = aFirstChild;
|
|
mCurrentChild = nsnull;
|
|
mLeftToRight = (eTableRTL == aType) ? PR_FALSE : PR_TRUE;
|
|
mCount = -1;
|
|
|
|
if (!mFirstChild) {
|
|
return;
|
|
}
|
|
if (eTableDIR == aType) {
|
|
nsTableFrame* table = nsnull;
|
|
nsresult rv = nsTableFrame::GetTableFrame(mFirstChild, table);
|
|
if (NS_SUCCEEDED(rv) && (table != nsnull)) {
|
|
const nsStyleVisibility* vis;
|
|
table->GetStyleData(eStyleStruct_Visibility, (const nsStyleStruct*&)vis);
|
|
mLeftToRight = (NS_STYLE_DIRECTION_LTR == vis->mDirection);
|
|
}
|
|
else {
|
|
NS_ASSERTION(PR_FALSE, "source of table iterator is not part of a table");
|
|
return;
|
|
}
|
|
}
|
|
if (!mLeftToRight) {
|
|
mCount = 0;
|
|
nsIFrame* nextChild;
|
|
mFirstChild->GetNextSibling(&nextChild);
|
|
while (nsnull != nextChild) {
|
|
mCount++;
|
|
mFirstChild = nextChild;
|
|
nextChild->GetNextSibling(&nextChild);
|
|
}
|
|
}
|
|
}
|
|
|
|
nsIFrame* nsTableIterator::First()
|
|
{
|
|
mCurrentChild = mFirstChild;
|
|
return mCurrentChild;
|
|
}
|
|
|
|
nsIFrame* nsTableIterator::Next()
|
|
{
|
|
if (!mCurrentChild) {
|
|
return nsnull;
|
|
}
|
|
|
|
if (mLeftToRight) {
|
|
mCurrentChild->GetNextSibling(&mCurrentChild);
|
|
return mCurrentChild;
|
|
}
|
|
else {
|
|
nsIFrame* targetChild = mCurrentChild;
|
|
mCurrentChild = nsnull;
|
|
nsIFrame* child = mFirstListChild;
|
|
while (child && (child != targetChild)) {
|
|
mCurrentChild = child;
|
|
child->GetNextSibling(&child);
|
|
}
|
|
return mCurrentChild;
|
|
}
|
|
}
|
|
|
|
PRBool nsTableIterator::IsLeftToRight()
|
|
{
|
|
return mLeftToRight;
|
|
}
|
|
|
|
PRInt32 nsTableIterator::Count()
|
|
{
|
|
if (-1 == mCount) {
|
|
mCount = 0;
|
|
nsIFrame* child = mFirstListChild;
|
|
while (nsnull != child) {
|
|
mCount++;
|
|
child->GetNextSibling(&child);
|
|
}
|
|
}
|
|
return mCount;
|
|
}
|
|
|
|
nsTableCellFrame* nsTableFrame::GetCellInfoAt(PRInt32 aRowX,
|
|
PRInt32 aColX,
|
|
PRBool* aOriginates,
|
|
PRInt32* aColSpan)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
return cellMap->GetCellInfoAt(aRowX, aColX, aOriginates, aColSpan);
|
|
}
|
|
|
|
/*------------------ nsITableLayout methods ------------------------------*/
|
|
NS_IMETHODIMP
|
|
nsTableFrame::GetCellDataAt(PRInt32 aRowIndex,
|
|
PRInt32 aColIndex,
|
|
nsIDOMElement* &aCell, //out params
|
|
PRInt32& aStartRowIndex,
|
|
PRInt32& aStartColIndex,
|
|
PRInt32& aRowSpan,
|
|
PRInt32& aColSpan,
|
|
PRInt32& aActualRowSpan,
|
|
PRInt32& aActualColSpan,
|
|
PRBool& aIsSelected)
|
|
{
|
|
// Initialize out params
|
|
aCell = nsnull;
|
|
aStartRowIndex = 0;
|
|
aStartColIndex = 0;
|
|
aRowSpan = 0;
|
|
aColSpan = 0;
|
|
aIsSelected = PR_FALSE;
|
|
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (!cellMap) { return NS_ERROR_NOT_INITIALIZED;}
|
|
|
|
PRBool originates;
|
|
PRInt32 colSpan; // Is this the "effective" or "html" value?
|
|
|
|
nsTableCellFrame *cellFrame = cellMap->GetCellInfoAt(aRowIndex, aColIndex, &originates, &colSpan);
|
|
if (!cellFrame) return NS_TABLELAYOUT_CELL_NOT_FOUND;
|
|
|
|
nsresult result= cellFrame->GetRowIndex(aStartRowIndex);
|
|
if (NS_FAILED(result)) return result;
|
|
result = cellFrame->GetColIndex(aStartColIndex);
|
|
if (NS_FAILED(result)) return result;
|
|
//This returns HTML value, which may be 0
|
|
aRowSpan = cellFrame->GetRowSpan();
|
|
aColSpan = cellFrame->GetColSpan();
|
|
aActualRowSpan = GetEffectiveRowSpan(*cellFrame);
|
|
aActualColSpan = GetEffectiveColSpan(*cellFrame);
|
|
|
|
// If these aren't at least 1, we have a cellmap error
|
|
if (aActualRowSpan == 0 || aActualColSpan == 0)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
result = cellFrame->GetSelected(&aIsSelected);
|
|
if (NS_FAILED(result)) return result;
|
|
|
|
// do this last, because it addrefs,
|
|
// and we don't want the caller leaking it on error
|
|
nsCOMPtr<nsIContent>content;
|
|
result = cellFrame->GetContent(getter_AddRefs(content));
|
|
if (NS_SUCCEEDED(result) && content)
|
|
{
|
|
content->QueryInterface(NS_GET_IID(nsIDOMElement), (void**)(&aCell));
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTableFrame::GetTableSize(PRInt32& aRowCount, PRInt32& aColCount)
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
// Initialize out params
|
|
aRowCount = 0;
|
|
aColCount = 0;
|
|
if (!cellMap) { return NS_ERROR_NOT_INITIALIZED;}
|
|
|
|
aRowCount = cellMap->GetRowCount();
|
|
aColCount = cellMap->GetColCount();
|
|
return NS_OK;
|
|
}
|
|
|
|
/*---------------- end of nsITableLayout implementation ------------------*/
|
|
|
|
PRInt32 nsTableFrame::GetNumCellsOriginatingInCol(PRInt32 aColIndex) const
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap)
|
|
return cellMap->GetNumCellsOriginatingInCol(aColIndex);
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetNumCellsOriginatingInRow(PRInt32 aRowIndex) const
|
|
{
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
if (cellMap)
|
|
return cellMap->GetNumCellsOriginatingInRow(aRowIndex);
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
|
|
/********************************************************************************
|
|
** DEBUG_TABLE_REFLOW and DEBUG_TABLE_REFLOW_TIMING **
|
|
********************************************************************************/
|
|
|
|
#ifdef DEBUG
|
|
|
|
static PRBool
|
|
GetFrameTypeName(nsIAtom* aFrameType,
|
|
char* aName)
|
|
{
|
|
PRBool isTable = PR_FALSE;
|
|
if (nsLayoutAtoms::tableOuterFrame == aFrameType)
|
|
strcpy(aName, "Tbl");
|
|
else if (nsLayoutAtoms::tableFrame == aFrameType) {
|
|
strcpy(aName, "Tbl");
|
|
isTable = PR_TRUE;
|
|
}
|
|
else if (nsLayoutAtoms::tableRowGroupFrame == aFrameType)
|
|
strcpy(aName, "RowG");
|
|
else if (nsLayoutAtoms::tableRowFrame == aFrameType)
|
|
strcpy(aName, "Row");
|
|
else if (nsLayoutAtoms::tableCellFrame == aFrameType)
|
|
strcpy(aName, "Cell");
|
|
else if (nsLayoutAtoms::blockFrame == aFrameType)
|
|
strcpy(aName, "Block");
|
|
else
|
|
NS_ASSERTION(PR_FALSE, "invalid call to GetFrameTypeName");
|
|
|
|
return isTable;
|
|
}
|
|
#endif
|
|
|
|
#if defined DEBUG_TABLE_REFLOW | DEBUG_TABLE_REFLOW_TIMING
|
|
|
|
#define INDENT_PER_LEVEL 1
|
|
|
|
void PrettyUC(nscoord aSize,
|
|
char* aBuf)
|
|
{
|
|
if (NS_UNCONSTRAINEDSIZE == aSize) {
|
|
strcpy(aBuf, "UC");
|
|
}
|
|
else {
|
|
sprintf(aBuf, "%d", aSize);
|
|
}
|
|
}
|
|
|
|
|
|
#ifdef DEBUG_TABLE_REFLOW
|
|
|
|
void DebugGetIndent(const nsIFrame* aFrame,
|
|
char* aBuf)
|
|
{
|
|
PRInt32 numLevels = 0;
|
|
nsIFrame* parent = nsnull;
|
|
aFrame->GetParent(&parent);
|
|
while (parent) {
|
|
nsCOMPtr<nsIAtom> frameType;
|
|
parent->GetFrameType(getter_AddRefs(frameType));
|
|
if ((nsLayoutAtoms::tableOuterFrame == frameType.get()) ||
|
|
(nsLayoutAtoms::tableFrame == frameType.get()) ||
|
|
(nsLayoutAtoms::tableRowGroupFrame == frameType.get()) ||
|
|
(nsLayoutAtoms::tableRowFrame == frameType.get()) ||
|
|
(nsLayoutAtoms::tableCellFrame == frameType.get())) {
|
|
numLevels++;
|
|
}
|
|
if (nsLayoutAtoms::blockFrame == frameType.get()) {
|
|
// only count blocks that are children of cells
|
|
nsIFrame* grandParent;
|
|
parent->GetParent(&grandParent);
|
|
nsCOMPtr<nsIAtom> gFrameType;
|
|
grandParent->GetFrameType(getter_AddRefs(gFrameType));
|
|
if (nsLayoutAtoms::tableCellFrame == gFrameType.get()) {
|
|
numLevels++;
|
|
}
|
|
}
|
|
parent->GetParent(&parent);
|
|
}
|
|
PRInt32 indent = INDENT_PER_LEVEL * numLevels;
|
|
nsCRT::memset (aBuf, ' ', indent);
|
|
aBuf[indent] = 0;
|
|
}
|
|
|
|
void nsTableFrame::DebugReflow(nsIFrame* aFrame,
|
|
nsHTMLReflowState& aState,
|
|
nsHTMLReflowMetrics* aMetrics,
|
|
nsReflowStatus aStatus)
|
|
{
|
|
// get the frame type
|
|
nsCOMPtr<nsIAtom> fType;
|
|
aFrame->GetFrameType(getter_AddRefs(fType));
|
|
char fName[128];
|
|
GetFrameTypeName(fType.get(), fName);
|
|
|
|
char indent[256];
|
|
DebugGetIndent(aFrame, indent);
|
|
printf("%s%s %p ", indent, fName, aFrame);
|
|
char width[16];
|
|
char height[16];
|
|
if (!aMetrics) { // start
|
|
PrettyUC(aState.availableWidth, width);
|
|
PrettyUC(aState.availableHeight, height);
|
|
printf("r=%d ", aState.reason);
|
|
if (aState.mFlags.mSpecialTableReflow) {
|
|
printf("special ");
|
|
}
|
|
printf("a=%s,%s ", width, height);
|
|
PrettyUC(aState.mComputedWidth, width);
|
|
PrettyUC(aState.mComputedHeight, height);
|
|
printf("c=%s,%s ", width, height);
|
|
nsIFrame* inFlow;
|
|
aFrame->GetPrevInFlow(&inFlow);
|
|
if (inFlow) {
|
|
printf("pif=%p ", inFlow);
|
|
}
|
|
aFrame->GetNextInFlow(&inFlow);
|
|
if (inFlow) {
|
|
printf("nif=%p ", inFlow);
|
|
}
|
|
printf("cnt=%d \n", gRflCount);
|
|
gRflCount++;
|
|
//if (32 == gRflCount) {
|
|
// NS_ASSERTION(PR_FALSE, "stop");
|
|
//}
|
|
}
|
|
if (aMetrics) { // stop
|
|
PrettyUC(aMetrics->width, width);
|
|
PrettyUC(aMetrics->height, height);
|
|
printf("d=%s,%s ", width, height);
|
|
if (aMetrics->maxElementSize) {
|
|
PrettyUC(aMetrics->maxElementSize->width, width);
|
|
printf("me=%s ", width);
|
|
}
|
|
if (aMetrics->mFlags & NS_REFLOW_CALC_MAX_WIDTH) {
|
|
PrettyUC(aMetrics->mMaximumWidth, width);
|
|
printf("m=%s ", width);
|
|
}
|
|
if (NS_FRAME_COMPLETE != aStatus) {
|
|
printf("status=%d", aStatus);
|
|
}
|
|
printf("\n");
|
|
}
|
|
}
|
|
|
|
#else
|
|
|
|
nsReflowTimer* GetFrameTimer(nsIFrame* aFrame,
|
|
nsIAtom* aFrameType)
|
|
{
|
|
if (nsLayoutAtoms::tableOuterFrame == aFrameType)
|
|
return ((nsTableOuterFrame*)aFrame)->mTimer;
|
|
else if (nsLayoutAtoms::tableFrame == aFrameType)
|
|
return ((nsTableFrame*)aFrame)->mTimer;
|
|
else if (nsLayoutAtoms::tableRowGroupFrame == aFrameType)
|
|
return ((nsTableRowGroupFrame*)aFrame)->mTimer;
|
|
else if (nsLayoutAtoms::tableRowFrame == aFrameType)
|
|
return ((nsTableRowFrame*)aFrame)->mTimer;
|
|
else if (nsLayoutAtoms::tableCellFrame == aFrameType)
|
|
return ((nsTableCellFrame*)aFrame)->mTimer;
|
|
else if (nsLayoutAtoms::blockFrame == aFrameType) {
|
|
nsIFrame* parentFrame;
|
|
aFrame->GetParent(&parentFrame);
|
|
nsCOMPtr<nsIAtom> fType;
|
|
parentFrame->GetFrameType(getter_AddRefs(fType));
|
|
if (nsLayoutAtoms::tableCellFrame == fType) {
|
|
nsTableCellFrame* cellFrame = (nsTableCellFrame*)parentFrame;
|
|
// fix up the block timer, which may be referring to the cell
|
|
if (cellFrame->mBlockTimer->mFrame == parentFrame) {
|
|
cellFrame->mBlockTimer->mFrame = aFrame;
|
|
NS_IF_RELEASE(cellFrame->mBlockTimer->mFrameType);
|
|
cellFrame->mBlockTimer->mFrameType = nsLayoutAtoms::blockFrame;
|
|
NS_ADDREF(cellFrame->mBlockTimer->mFrameType);
|
|
}
|
|
return cellFrame->mBlockTimer;
|
|
}
|
|
}
|
|
return nsnull;
|
|
}
|
|
|
|
void DebugReflowPrintAuxTimer(char* aMes,
|
|
nsReflowTimer* aTimer)
|
|
{
|
|
if (aTimer->mNumStarts > 0) {
|
|
printf("%s %dms", aMes, aTimer->Elapsed());
|
|
if (aTimer->mNumStarts > 1) {
|
|
printf(" times=%d", aTimer->mNumStarts);
|
|
}
|
|
}
|
|
}
|
|
|
|
void DebugReflowPrint(nsReflowTimer& aTimer,
|
|
PRUint32 aLevel,
|
|
PRBool aSummary)
|
|
{
|
|
// set up the indentation
|
|
char indentChar[128];
|
|
PRInt32 indent = INDENT_PER_LEVEL * aLevel;
|
|
nsCRT::memset (indentChar, ' ', indent);
|
|
indentChar[indent] = 0;
|
|
|
|
// get the frame type
|
|
char fName[128];
|
|
PRBool isTable = GetFrameTypeName(aTimer.mFrameType, fName);
|
|
|
|
// print the timer
|
|
printf("\n%s%s %dms %p", indentChar, fName, aTimer.Elapsed(), aTimer.mFrame);
|
|
if (aSummary) {
|
|
printf(" times=%d", aTimer.mNumStarts);
|
|
if (isTable) {
|
|
printf("\n%s", indentChar);
|
|
DebugReflowPrintAuxTimer("init", aTimer.mNextSibling);
|
|
DebugReflowPrintAuxTimer(" balanceCols", aTimer.mNextSibling->mNextSibling);
|
|
DebugReflowPrintAuxTimer(" nonPctCols", aTimer.mNextSibling->mNextSibling->mNextSibling);
|
|
DebugReflowPrintAuxTimer(" nonPctColspans", aTimer.mNextSibling->mNextSibling->mNextSibling->mNextSibling);
|
|
DebugReflowPrintAuxTimer(" pctCols", aTimer.mNextSibling->mNextSibling->mNextSibling->mNextSibling->mNextSibling);
|
|
}
|
|
}
|
|
else {
|
|
char avWidth[16];
|
|
char avHeight[16];
|
|
char compWidth[16];
|
|
char compHeight[16];
|
|
char desWidth[16];
|
|
char desHeight[16];
|
|
PrettyUC(aTimer.mAvailWidth, avWidth);
|
|
PrettyUC(aTimer.mAvailWidth, avHeight);
|
|
PrettyUC(aTimer.mComputedWidth, compWidth);
|
|
PrettyUC(aTimer.mComputedHeight, compHeight);
|
|
PrettyUC(aTimer.mDesiredWidth, desWidth);
|
|
PrettyUC(aTimer.mDesiredHeight, desHeight);
|
|
printf(" r=%d", aTimer.mReason);
|
|
if (aTimer.mReflowType >= 0) {
|
|
printf(",%d", aTimer.mReflowType);
|
|
}
|
|
printf(" a=%s,%s c=%s,%s d=%s,%s", avWidth, avHeight, compWidth, compHeight, desWidth, desHeight);
|
|
if (aTimer.mMaxElementWidth >= 0) {
|
|
PrettyUC(aTimer.mMaxElementWidth, avWidth);
|
|
printf(" me=%s", avWidth);
|
|
}
|
|
if (aTimer.mMaxWidth >= 0) {
|
|
PrettyUC(aTimer.mMaxWidth, avWidth);
|
|
printf(" m=%s", avWidth);
|
|
}
|
|
if (NS_FRAME_COMPLETE != aTimer.mStatus) {
|
|
printf(" status=%d", aTimer.mStatus);
|
|
}
|
|
printf(" cnt=%d", aTimer.mCount);
|
|
if (isTable) {
|
|
printf("\n%s", indentChar);
|
|
DebugReflowPrintAuxTimer("init", aTimer.mNextSibling);
|
|
DebugReflowPrintAuxTimer(" balanceCols", aTimer.mNextSibling->mNextSibling);
|
|
DebugReflowPrintAuxTimer(" nonPctCols", aTimer.mNextSibling->mNextSibling->mNextSibling);
|
|
DebugReflowPrintAuxTimer(" nonPctColspans", aTimer.mNextSibling->mNextSibling->mNextSibling->mNextSibling);
|
|
DebugReflowPrintAuxTimer(" pctCols", aTimer.mNextSibling->mNextSibling->mNextSibling->mNextSibling->mNextSibling);
|
|
}
|
|
}
|
|
// print the timer's children
|
|
nsVoidArray& children = aTimer.mChildren;
|
|
PRInt32 numChildren = children.Count();
|
|
for (PRInt32 childX = 0; childX < numChildren; childX++) {
|
|
nsReflowTimer* child = (nsReflowTimer*)children.ElementAt(childX);
|
|
if (child) {
|
|
DebugReflowPrint(*child, aLevel + 1, aSummary);
|
|
}
|
|
else NS_ASSERTION(PR_FALSE, "bad DebugTimeReflow");
|
|
}
|
|
}
|
|
|
|
void nsTableFrame::DebugReflow(nsIFrame* aFrame,
|
|
nsHTMLReflowState& aState,
|
|
nsHTMLReflowMetrics* aMetrics,
|
|
nsReflowStatus aStatus)
|
|
{
|
|
#ifdef DEBUG_TABLE_REFLOW_TIMING_DETAIL
|
|
// get the parent timer
|
|
const nsHTMLReflowState* parentRS = aState.parentReflowState;
|
|
nsReflowTimer* parentTimer = nsnull;
|
|
while (parentRS) {
|
|
parentTimer = (nsReflowTimer *)parentRS->mDebugHook;
|
|
if (parentTimer) break;
|
|
parentRS = parentRS->parentReflowState;
|
|
}
|
|
#endif
|
|
// get the the frame summary timer
|
|
nsCOMPtr<nsIAtom> frameType = nsnull;
|
|
aFrame->GetFrameType(getter_AddRefs(frameType));
|
|
nsReflowTimer* frameTimer = GetFrameTimer(aFrame, frameType.get());
|
|
if (!frameTimer) {NS_ASSERTION(PR_FALSE, "no frame timer");return;}
|
|
if (!aMetrics) { // start
|
|
#ifdef DEBUG_TABLE_REFLOW_TIMING_DETAIL
|
|
// create the reflow timer
|
|
nsReflowTimer* timer = new nsReflowTimer(aFrame);
|
|
// create the aux table timers if they don't exist
|
|
if ((nsLayoutAtoms::tableFrame == frameType.get()) && !timer->mNextSibling) {
|
|
timer->mNextSibling = new nsReflowTimer(aFrame);
|
|
timer->mNextSibling->mNextSibling = new nsReflowTimer(aFrame);
|
|
timer->mNextSibling->mNextSibling->mNextSibling = new nsReflowTimer(aFrame);
|
|
timer->mNextSibling->mNextSibling->mNextSibling->NextSibling = new nsReflowTimer(aFrame);
|
|
timer->mNextSibling->mNextSibling->mNextSibling->NextSibling->mNextSibling = new nsReflowTimer(aFrame);
|
|
}
|
|
timer->mReason = aState.reason;
|
|
timer->mAvailWidth = aState.availableWidth;
|
|
timer->mComputedWidth = aState.mComputedWidth;
|
|
timer->mComputedHeight = aState.mComputedHeight;
|
|
timer->mCount = gRflCount++;
|
|
nsIReflowCommand* reflowCommand = aState.reflowCommand;
|
|
if (reflowCommand) {
|
|
nsIReflowCommand::ReflowType reflowType;
|
|
reflowCommand->GetType(reflowType);
|
|
timer->mReflowType = reflowType;
|
|
}
|
|
timer->Start();
|
|
aState.mDebugHook = timer;
|
|
if (parentTimer) {
|
|
parentTimer->mChildren.AppendElement(timer);
|
|
}
|
|
#endif
|
|
// start the frame summary timer
|
|
frameTimer->Start();
|
|
}
|
|
else {
|
|
#ifdef DEBUG_TABLE_REFLOW_TIMING_DETAIL
|
|
// stop the reflow timer
|
|
nsReflowTimer* timer = (nsReflowTimer *)aState.mDebugHook;
|
|
if (timer) {
|
|
timer->Stop();
|
|
timer->mDesiredWidth = aMetrics->width;
|
|
timer->mDesiredHeight = aMetrics->height;
|
|
timer->mMaxElementWidth = (aMetrics->maxElementSize)
|
|
? aMetrics->maxElementSize->width : -1;
|
|
timer->mMaxWidth = (aMetrics->mFlags & NS_REFLOW_CALC_MAX_WIDTH)
|
|
? aMetrics->mMaximumWidth : -1;
|
|
timer->mStatus = aStatus;
|
|
}
|
|
else {NS_ASSERTION(PR_FALSE, "bad DebugTimeReflow");return;}
|
|
// stop the frame summary timer
|
|
#endif
|
|
frameTimer->Stop();
|
|
#ifdef DEBUG_TABLE_REFLOW_TIMING_DETAIL
|
|
if (!parentTimer) {
|
|
// print out all of the reflow timers
|
|
DebugReflowPrint(*timer, 0, PR_FALSE);
|
|
timer->Destroy();
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void nsTableFrame::DebugTimeMethod(nsMethod aMethod,
|
|
nsTableFrame& aFrame,
|
|
nsHTMLReflowState& aState,
|
|
PRBool aStart)
|
|
{
|
|
nsReflowTimer* baseTimer = (nsReflowTimer*)aState.mDebugHook;
|
|
nsReflowTimer* timer;
|
|
PRInt32 offset = aMethod;
|
|
PRInt32 idx;
|
|
if (aStart) {
|
|
#ifdef DEBUG_TABLE_REFLOW_TIMING_DETAIL
|
|
timer = baseTimer;
|
|
for (idx = 0; idx <= offset; idx++) {
|
|
timer = timer->mNextSibling;
|
|
}
|
|
timer->Start();
|
|
#endif
|
|
timer = aFrame.mTimer;
|
|
for (idx = 0; idx <= offset; idx++) {
|
|
timer = timer->mNextSibling;
|
|
}
|
|
timer->Start();
|
|
}
|
|
else {
|
|
#ifdef DEBUG_TABLE_REFLOW_TIMING_DETAIL
|
|
timer = baseTimer;
|
|
for (idx = 0; idx <= offset; idx++) {
|
|
timer = timer->mNextSibling;
|
|
}
|
|
timer->Stop();
|
|
#endif
|
|
timer = aFrame.mTimer;
|
|
for (idx = 0; idx <= offset; idx++) {
|
|
timer = timer->mNextSibling;
|
|
}
|
|
timer->Stop();
|
|
}
|
|
}
|
|
|
|
void nsTableFrame::DebugReflowDone(nsIFrame* aFrame)
|
|
{
|
|
// get the timer of aFrame
|
|
nsCOMPtr<nsIAtom> frameType = nsnull;
|
|
aFrame->GetFrameType(getter_AddRefs(frameType));
|
|
nsReflowTimer* thisTimer = GetFrameTimer(aFrame, frameType.get());
|
|
|
|
// get the nearest ancestor frame with a timer
|
|
nsReflowTimer* ancestorTimer;
|
|
nsIFrame* ancestorFrame;
|
|
aFrame->GetParent(&ancestorFrame);
|
|
while (ancestorFrame) {
|
|
nsCOMPtr<nsIAtom> frameType = nsnull;
|
|
ancestorFrame->GetFrameType(getter_AddRefs(frameType));
|
|
ancestorTimer = GetFrameTimer(ancestorFrame, frameType.get());
|
|
if (ancestorTimer) break;
|
|
ancestorFrame->GetParent(&ancestorFrame);
|
|
}
|
|
if (ancestorTimer) { // add this timer to its parent
|
|
ancestorTimer->mChildren.AppendElement(thisTimer);
|
|
nsCOMPtr<nsIAtom> fType;
|
|
aFrame->GetFrameType(getter_AddRefs(fType));
|
|
if (nsLayoutAtoms::tableCellFrame == fType) {
|
|
// add the cell block timer as a child of the cell timer
|
|
nsTableCellFrame* cellFrame = (nsTableCellFrame*)aFrame;
|
|
cellFrame->mTimer->mChildren.AppendElement(cellFrame->mBlockTimer);
|
|
}
|
|
}
|
|
else { // print out all of the frame timers
|
|
printf("\n\nSUMMARY OF REFLOW BY FRAME\n");
|
|
DebugReflowPrint(*thisTimer, 0, PR_TRUE);
|
|
thisTimer->Destroy();
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif
|
|
|
|
|
|
PRBool nsTableFrame::RowHasSpanningCells(PRInt32 aRowIndex)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
NS_PRECONDITION (cellMap, "bad call, cellMap not yet allocated.");
|
|
if (cellMap) {
|
|
result = cellMap->RowHasSpanningCells(aRowIndex);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PRBool nsTableFrame::RowIsSpannedInto(PRInt32 aRowIndex)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
nsTableCellMap* cellMap = GetCellMap();
|
|
NS_PRECONDITION (cellMap, "bad call, cellMap not yet allocated.");
|
|
if (cellMap) {
|
|
result = cellMap->RowIsSpannedInto(aRowIndex);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
PRBool nsTableFrame::ColIsSpannedInto(PRInt32 aColIndex)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
nsTableCellMap * cellMap = GetCellMap();
|
|
NS_PRECONDITION (cellMap, "bad call, cellMap not yet allocated.");
|
|
if (cellMap) {
|
|
result = cellMap->ColIsSpannedInto(aColIndex);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void GetPlaceholderFor(nsIPresContext& aPresContext, nsIFrame& aFrame, nsIFrame** aPlaceholder)
|
|
{
|
|
NS_ASSERTION(aPlaceholder, "null placeholder argument is illegal");
|
|
if (aPlaceholder) {
|
|
*aPlaceholder = nsnull;
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
aPresContext.GetShell(getter_AddRefs(shell));
|
|
if(shell) {
|
|
nsCOMPtr<nsIFrameManager> frameManager;
|
|
shell->GetFrameManager(getter_AddRefs(frameManager));
|
|
if (frameManager) {
|
|
frameManager->GetPlaceholderFrameFor(&aFrame,
|
|
aPlaceholder);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
NS_IMETHODIMP
|
|
nsTableFrame::SizeOf(nsISizeOfHandler* aHandler, PRUint32* aResult) const
|
|
{
|
|
if (!aResult) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
PRUint32 sum = sizeof(*this);
|
|
|
|
// Add in size of cell map
|
|
PRUint32 cellMapSize;
|
|
mCellMap->SizeOf(aHandler, &cellMapSize);
|
|
aHandler->AddSize(nsLayoutAtoms::cellMap, cellMapSize);
|
|
|
|
// Add in size of col cache
|
|
PRUint32 voidArraySize;
|
|
mColFrames.SizeOf(aHandler, &voidArraySize);
|
|
sum += voidArraySize - sizeof(mColFrames);
|
|
|
|
// Add in size of table layout strategy
|
|
PRUint32 strategySize;
|
|
mTableLayoutStrategy->SizeOf(aHandler, &strategySize);
|
|
aHandler->AddSize(nsLayoutAtoms::tableStrategy, strategySize);
|
|
|
|
*aResult = sum;
|
|
return NS_OK;
|
|
}
|
|
|
|
#define MAX_SIZE 128
|
|
#define MIN_INDENT 30
|
|
|
|
static
|
|
void DumpTableFramesRecur(nsIPresContext* aPresContext,
|
|
nsIFrame* aFrame,
|
|
PRUint32 aIndent)
|
|
{
|
|
char indent[MAX_SIZE + 1];
|
|
nsCRT::memset (indent, ' ', aIndent + MIN_INDENT);
|
|
indent[aIndent + MIN_INDENT] = 0;
|
|
|
|
char fName[MAX_SIZE];
|
|
nsCOMPtr<nsIAtom> fType;
|
|
aFrame->GetFrameType(getter_AddRefs(fType));
|
|
GetFrameTypeName(fType, fName);
|
|
|
|
printf("%s%s %p", indent, fName, aFrame);
|
|
nsIFrame* flowFrame;
|
|
aFrame->GetPrevInFlow(&flowFrame);
|
|
if (flowFrame) {
|
|
printf(" pif=%p", flowFrame);
|
|
}
|
|
aFrame->GetNextInFlow(&flowFrame);
|
|
if (flowFrame) {
|
|
printf(" nif=%p", flowFrame);
|
|
}
|
|
printf("\n");
|
|
|
|
if (nsLayoutAtoms::tableFrame == fType.get() ||
|
|
nsLayoutAtoms::tableRowGroupFrame == fType.get() ||
|
|
nsLayoutAtoms::tableRowFrame == fType.get() ||
|
|
nsLayoutAtoms::tableCellFrame == fType.get()) {
|
|
nsIFrame* child;
|
|
aFrame->FirstChild(aPresContext, nsnull, &child);
|
|
while(child) {
|
|
DumpTableFramesRecur(aPresContext, child, aIndent+1);
|
|
child->GetNextSibling(&child);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsTableFrame::DumpTableFrames(nsIPresContext* aPresContext,
|
|
nsIFrame* aFrame)
|
|
{
|
|
nsTableFrame* tableFrame = nsnull;
|
|
nsCOMPtr<nsIAtom> fType;
|
|
aFrame->GetFrameType(getter_AddRefs(fType));
|
|
|
|
if (nsLayoutAtoms::tableFrame == fType.get()) {
|
|
tableFrame = (nsTableFrame*)aFrame;
|
|
}
|
|
else {
|
|
nsTableFrame::GetTableFrame(aFrame, tableFrame);
|
|
}
|
|
tableFrame = (nsTableFrame*)tableFrame->GetFirstInFlow();
|
|
while (tableFrame) {
|
|
DumpTableFramesRecur(aPresContext, tableFrame, 0);
|
|
tableFrame->GetNextInFlow((nsIFrame**)&tableFrame);
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|