mirror of
https://github.com/rn10950/RetroZilla.git
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160 lines
4.8 KiB
C++
160 lines
4.8 KiB
C++
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/* -*- 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: MPL 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 Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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 MPL, 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 MPL, 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 "nsHTMLReflowCommand.h"
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#include "nsHTMLParts.h"
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#include "nsIFrame.h"
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#include "nsPresContext.h"
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#include "nsIPresShell.h"
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#include "nsIContent.h"
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#include "nsStyleConsts.h"
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#include "nsFrame.h"
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#include "nsContainerFrame.h"
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#include "nsLayoutAtoms.h"
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#ifdef DEBUG_jesup
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PRInt32 gReflows;
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PRInt32 gReflowsInUse;
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PRInt32 gReflowsInUseMax;
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PRInt32 gReflowsZero;
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PRInt32 gReflowsAuto;
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PRInt32 gReflowsLarger;
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PRInt32 gReflowsMaxZero;
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PRInt32 gReflowsMaxAuto;
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PRInt32 gReflowsMaxLarger;
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class mPathStats {
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public:
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mPathStats();
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~mPathStats();
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};
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mPathStats::mPathStats()
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{
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}
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mPathStats::~mPathStats()
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{
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printf("nsHTMLReflowCommand->mPath stats:\n");
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printf("\tNumber created: %d\n",gReflows);
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printf("\tNumber in-use: %d\n",gReflowsInUseMax);
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printf("\tNumber size == 0: %d\n",gReflowsZero);
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printf("\tNumber size <= 8: %d\n",gReflowsAuto);
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printf("\tNumber size > 8: %d\n",gReflowsLarger);
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printf("\tNum max size == 0: %d\n",gReflowsMaxZero);
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printf("\tNum max size <= 8: %d\n",gReflowsMaxAuto);
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printf("\tNum max size > 8: %d\n",gReflowsMaxLarger);
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}
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// Just so constructor/destructor's get called
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mPathStats gmPathStats;
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#endif
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// Construct a reflow command given a target frame, reflow command type,
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// and optional child frame
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nsHTMLReflowCommand::nsHTMLReflowCommand(nsIFrame* aTargetFrame,
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nsReflowType aReflowType,
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nsIAtom* aChildListName)
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: mType(aReflowType), mTargetFrame(aTargetFrame), mListName(aChildListName),
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mFlags(0)
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{
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MOZ_COUNT_CTOR(nsHTMLReflowCommand);
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NS_PRECONDITION(mTargetFrame != nsnull, "null target frame");
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#ifdef DEBUG_jesup
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gReflows++;
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gReflowsInUse++;
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if (gReflowsInUse > gReflowsInUseMax)
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gReflowsInUseMax = gReflowsInUse;
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#endif
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}
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nsHTMLReflowCommand::~nsHTMLReflowCommand()
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{
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MOZ_COUNT_DTOR(nsHTMLReflowCommand);
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#ifdef DEBUG_jesup
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if (mPath.GetArraySize() == 0)
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gReflowsMaxZero++;
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else if (mPath.GetArraySize() <= 8)
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gReflowsMaxAuto++;
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else
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gReflowsMaxLarger++;
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gReflowsInUse--;
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#endif
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}
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nsresult
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nsHTMLReflowCommand::List(FILE* out) const
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{
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#ifdef DEBUG
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static const char* kReflowCommandType[] = {
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"ContentChanged",
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"StyleChanged",
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"ReflowDirty",
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"UserDefined",
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};
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fprintf(out, "ReflowCommand@%p[%s]:",
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this, kReflowCommandType[mType]);
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if (mTargetFrame) {
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fprintf(out, " target=");
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nsFrame::ListTag(out, mTargetFrame);
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}
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if (mListName) {
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fprintf(out, " list=");
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nsAutoString attr;
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mListName->ToString(attr);
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fputs(NS_LossyConvertUCS2toASCII(attr).get(), out);
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}
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fprintf(out, "\n");
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// Show the path, but without using mPath which is in an undefined
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// state at this point.
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if (mTargetFrame) {
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PRBool didOne = PR_FALSE;
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for (nsIFrame* f = mTargetFrame; f; f = f->GetParent()) {
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if (f != mTargetFrame) {
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fprintf(out, " ");
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nsFrame::ListTag(out, f);
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didOne = PR_TRUE;
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}
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}
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if (didOne) {
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fprintf(out, "\n");
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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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