зеркало из https://github.com/mozilla/gecko-dev.git
972 строки
21 KiB
C++
972 строки
21 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsSHEntry.h"
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#include <algorithm>
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#include "nsDocShellEditorData.h"
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#include "nsIContentViewer.h"
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#include "nsIDocShellLoadInfo.h"
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#include "nsIDocShellTreeItem.h"
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#include "nsIInputStream.h"
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#include "nsILayoutHistoryState.h"
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#include "nsIStructuredCloneContainer.h"
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#include "nsIURI.h"
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#include "nsSHEntryShared.h"
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#include "nsSHistory.h"
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#include "mozilla/net/ReferrerPolicy.h"
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namespace dom = mozilla::dom;
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static uint32_t gEntryID = 0;
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nsSHEntry::nsSHEntry()
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: mShared(new nsSHEntryShared())
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, mReferrerPolicy(mozilla::net::RP_Unset)
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, mLoadType(0)
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, mID(gEntryID++)
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, mScrollPositionX(0)
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, mScrollPositionY(0)
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, mParent(nullptr)
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, mLoadReplace(false)
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, mURIWasModified(false)
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, mIsSrcdocEntry(false)
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, mScrollRestorationIsManual(false)
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{
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}
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nsSHEntry::nsSHEntry(const nsSHEntry& aOther)
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: mShared(aOther.mShared)
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, mURI(aOther.mURI)
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, mOriginalURI(aOther.mOriginalURI)
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, mReferrerURI(aOther.mReferrerURI)
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, mReferrerPolicy(aOther.mReferrerPolicy)
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, mTitle(aOther.mTitle)
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, mPostData(aOther.mPostData)
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, mLoadType(0) // XXX why not copy?
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, mID(aOther.mID)
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, mScrollPositionX(0) // XXX why not copy?
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, mScrollPositionY(0) // XXX why not copy?
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, mParent(aOther.mParent)
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, mStateData(aOther.mStateData)
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, mSrcdocData(aOther.mSrcdocData)
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, mBaseURI(aOther.mBaseURI)
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, mLoadReplace(aOther.mLoadReplace)
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, mURIWasModified(aOther.mURIWasModified)
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, mIsSrcdocEntry(aOther.mIsSrcdocEntry)
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, mScrollRestorationIsManual(false)
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{
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}
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nsSHEntry::~nsSHEntry()
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{
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// Null out the mParent pointers on all our kids.
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for (nsISHEntry* entry : mChildren) {
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if (entry) {
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entry->SetParent(nullptr);
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}
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}
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}
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NS_IMPL_ISUPPORTS(nsSHEntry, nsISHContainer, nsISHEntry, nsISHEntryInternal)
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NS_IMETHODIMP
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nsSHEntry::SetScrollPosition(int32_t aX, int32_t aY)
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{
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mScrollPositionX = aX;
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mScrollPositionY = aY;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetScrollPosition(int32_t* aX, int32_t* aY)
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{
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*aX = mScrollPositionX;
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*aY = mScrollPositionY;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetURIWasModified(bool* aOut)
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{
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*aOut = mURIWasModified;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetURIWasModified(bool aIn)
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{
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mURIWasModified = aIn;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetURI(nsIURI** aURI)
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{
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*aURI = mURI;
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NS_IF_ADDREF(*aURI);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetURI(nsIURI* aURI)
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{
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mURI = aURI;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetOriginalURI(nsIURI** aOriginalURI)
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{
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*aOriginalURI = mOriginalURI;
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NS_IF_ADDREF(*aOriginalURI);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetOriginalURI(nsIURI* aOriginalURI)
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{
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mOriginalURI = aOriginalURI;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetLoadReplace(bool* aLoadReplace)
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{
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*aLoadReplace = mLoadReplace;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetLoadReplace(bool aLoadReplace)
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{
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mLoadReplace = aLoadReplace;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetReferrerURI(nsIURI** aReferrerURI)
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{
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*aReferrerURI = mReferrerURI;
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NS_IF_ADDREF(*aReferrerURI);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetReferrerURI(nsIURI* aReferrerURI)
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{
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mReferrerURI = aReferrerURI;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetReferrerPolicy(uint32_t* aReferrerPolicy)
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{
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*aReferrerPolicy = mReferrerPolicy;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetReferrerPolicy(uint32_t aReferrerPolicy)
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{
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mReferrerPolicy = aReferrerPolicy;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetContentViewer(nsIContentViewer* aViewer)
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{
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return mShared->SetContentViewer(aViewer);
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}
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NS_IMETHODIMP
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nsSHEntry::GetContentViewer(nsIContentViewer** aResult)
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{
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*aResult = mShared->mContentViewer;
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NS_IF_ADDREF(*aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetAnyContentViewer(nsISHEntry** aOwnerEntry,
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nsIContentViewer** aResult)
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{
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// Find a content viewer in the root node or any of its children,
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// assuming that there is only one content viewer total in any one
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// nsSHEntry tree
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GetContentViewer(aResult);
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if (*aResult) {
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#ifdef DEBUG_PAGE_CACHE
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printf("Found content viewer\n");
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#endif
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*aOwnerEntry = this;
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NS_ADDREF(*aOwnerEntry);
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return NS_OK;
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}
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// The root SHEntry doesn't have a ContentViewer, so check child nodes
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for (int32_t i = 0; i < mChildren.Count(); i++) {
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nsISHEntry* child = mChildren[i];
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if (child) {
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#ifdef DEBUG_PAGE_CACHE
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printf("Evaluating SHEntry child %d\n", i);
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#endif
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child->GetAnyContentViewer(aOwnerEntry, aResult);
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if (*aResult) {
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return NS_OK;
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}
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}
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetSticky(bool aSticky)
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{
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mShared->mSticky = aSticky;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetSticky(bool* aSticky)
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{
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*aSticky = mShared->mSticky;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetTitle(char16_t** aTitle)
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{
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// Check for empty title...
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if (mTitle.IsEmpty() && mURI) {
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// Default title is the URL.
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nsAutoCString spec;
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if (NS_SUCCEEDED(mURI->GetSpec(spec))) {
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AppendUTF8toUTF16(spec, mTitle);
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}
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}
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*aTitle = ToNewUnicode(mTitle);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetTitle(const nsAString& aTitle)
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{
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mTitle = aTitle;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetPostData(nsIInputStream** aResult)
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{
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*aResult = mPostData;
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NS_IF_ADDREF(*aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetPostData(nsIInputStream* aPostData)
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{
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mPostData = aPostData;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetLayoutHistoryState(nsILayoutHistoryState** aResult)
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{
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*aResult = mShared->mLayoutHistoryState;
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NS_IF_ADDREF(*aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetLayoutHistoryState(nsILayoutHistoryState* aState)
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{
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mShared->mLayoutHistoryState = aState;
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if (mShared->mLayoutHistoryState) {
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mShared->mLayoutHistoryState->SetScrollPositionOnly(
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!mShared->mSaveLayoutState);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::InitLayoutHistoryState(nsILayoutHistoryState** aState)
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{
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if (!mShared->mLayoutHistoryState) {
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nsCOMPtr<nsILayoutHistoryState> historyState;
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historyState = NS_NewLayoutHistoryState();
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nsresult rv = SetLayoutHistoryState(historyState);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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return GetLayoutHistoryState(aState);
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}
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NS_IMETHODIMP
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nsSHEntry::GetLoadType(uint32_t* aResult)
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{
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*aResult = mLoadType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetLoadType(uint32_t aLoadType)
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{
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mLoadType = aLoadType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetID(uint32_t* aResult)
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{
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*aResult = mID;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetID(uint32_t aID)
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{
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mID = aID;
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return NS_OK;
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}
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nsSHEntryShared*
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nsSHEntry::GetSharedState()
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{
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return mShared;
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}
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NS_IMETHODIMP
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nsSHEntry::GetIsSubFrame(bool* aFlag)
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{
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*aFlag = mShared->mIsFrameNavigation;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetIsSubFrame(bool aFlag)
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{
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mShared->mIsFrameNavigation = aFlag;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetCacheKey(nsISupports** aResult)
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{
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*aResult = mShared->mCacheKey;
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NS_IF_ADDREF(*aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetCacheKey(nsISupports* aCacheKey)
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{
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mShared->mCacheKey = aCacheKey;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetSaveLayoutStateFlag(bool* aFlag)
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{
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*aFlag = mShared->mSaveLayoutState;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetSaveLayoutStateFlag(bool aFlag)
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{
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mShared->mSaveLayoutState = aFlag;
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if (mShared->mLayoutHistoryState) {
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mShared->mLayoutHistoryState->SetScrollPositionOnly(!aFlag);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetExpirationStatus(bool* aFlag)
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{
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*aFlag = mShared->mExpired;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetExpirationStatus(bool aFlag)
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{
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mShared->mExpired = aFlag;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetContentType(nsACString& aContentType)
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{
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aContentType = mShared->mContentType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetContentType(const nsACString& aContentType)
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{
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mShared->mContentType = aContentType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::Create(nsIURI* aURI, const nsAString& aTitle,
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nsIInputStream* aInputStream,
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nsILayoutHistoryState* aLayoutHistoryState,
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nsISupports* aCacheKey, const nsACString& aContentType,
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nsIPrincipal* aTriggeringPrincipal,
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nsIPrincipal* aPrincipalToInherit,
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const nsID& aDocShellID,
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bool aDynamicCreation)
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{
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MOZ_ASSERT(aTriggeringPrincipal,
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"need a valid triggeringPrincipal to create a session history entry");
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mURI = aURI;
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mTitle = aTitle;
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mPostData = aInputStream;
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// Set the LoadType by default to loadHistory during creation
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mLoadType = (uint32_t)nsIDocShellLoadInfo::loadHistory;
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mShared->mCacheKey = aCacheKey;
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mShared->mContentType = aContentType;
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mShared->mTriggeringPrincipal = aTriggeringPrincipal;
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mShared->mPrincipalToInherit = aPrincipalToInherit;
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mShared->mDocShellID = aDocShellID;
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mShared->mDynamicallyCreated = aDynamicCreation;
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// By default all entries are set false for subframe flag.
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// nsDocShell::CloneAndReplace() which creates entries for
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// all subframe navigations, sets the flag to true.
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mShared->mIsFrameNavigation = false;
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// By default we save LayoutHistoryState
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mShared->mSaveLayoutState = true;
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mShared->mLayoutHistoryState = aLayoutHistoryState;
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// By default the page is not expired
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mShared->mExpired = false;
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mIsSrcdocEntry = false;
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mSrcdocData = NullString();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::Clone(nsISHEntry** aResult)
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{
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*aResult = new nsSHEntry(*this);
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NS_ADDREF(*aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetParent(nsISHEntry** aResult)
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{
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NS_ENSURE_ARG_POINTER(aResult);
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*aResult = mParent;
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NS_IF_ADDREF(*aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetParent(nsISHEntry* aParent)
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{
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/* parent not Addrefed on purpose to avoid cyclic reference
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* Null parent is OK
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*
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* XXX this method should not be scriptable if this is the case!!
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*/
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mParent = aParent;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetWindowState(nsISupports* aState)
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{
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mShared->mWindowState = aState;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetWindowState(nsISupports** aState)
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{
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NS_IF_ADDREF(*aState = mShared->mWindowState);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetViewerBounds(const nsIntRect& aBounds)
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{
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mShared->mViewerBounds = aBounds;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetViewerBounds(nsIntRect& aBounds)
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{
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aBounds = mShared->mViewerBounds;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetTriggeringPrincipal(nsIPrincipal** aTriggeringPrincipal)
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{
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NS_IF_ADDREF(*aTriggeringPrincipal = mShared->mTriggeringPrincipal);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetTriggeringPrincipal(nsIPrincipal* aTriggeringPrincipal)
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{
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mShared->mTriggeringPrincipal = aTriggeringPrincipal;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetPrincipalToInherit(nsIPrincipal** aPrincipalToInherit)
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{
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NS_IF_ADDREF(*aPrincipalToInherit = mShared->mPrincipalToInherit);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::SetPrincipalToInherit(nsIPrincipal* aPrincipalToInherit)
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{
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mShared->mPrincipalToInherit = aPrincipalToInherit;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSHEntry::GetBFCacheEntry(nsIBFCacheEntry** aEntry)
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{
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NS_ENSURE_ARG_POINTER(aEntry);
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NS_IF_ADDREF(*aEntry = mShared);
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return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsSHEntry::HasBFCacheEntry(nsIBFCacheEntry* aEntry)
|
|
{
|
|
return static_cast<nsIBFCacheEntry*>(mShared) == aEntry;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::AdoptBFCacheEntry(nsISHEntry* aEntry)
|
|
{
|
|
nsCOMPtr<nsISHEntryInternal> shEntry = do_QueryInterface(aEntry);
|
|
NS_ENSURE_STATE(shEntry);
|
|
|
|
nsSHEntryShared* shared = shEntry->GetSharedState();
|
|
NS_ENSURE_STATE(shared);
|
|
|
|
mShared = shared;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SharesDocumentWith(nsISHEntry* aEntry, bool* aOut)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aOut);
|
|
|
|
nsCOMPtr<nsISHEntryInternal> internal = do_QueryInterface(aEntry);
|
|
NS_ENSURE_STATE(internal);
|
|
|
|
*aOut = mShared == internal->GetSharedState();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::AbandonBFCacheEntry()
|
|
{
|
|
mShared = nsSHEntryShared::Duplicate(mShared);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetIsSrcdocEntry(bool* aIsSrcdocEntry)
|
|
{
|
|
*aIsSrcdocEntry = mIsSrcdocEntry;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetSrcdocData(nsAString& aSrcdocData)
|
|
{
|
|
aSrcdocData = mSrcdocData;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SetSrcdocData(const nsAString& aSrcdocData)
|
|
{
|
|
mSrcdocData = aSrcdocData;
|
|
mIsSrcdocEntry = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetBaseURI(nsIURI** aBaseURI)
|
|
{
|
|
*aBaseURI = mBaseURI;
|
|
NS_IF_ADDREF(*aBaseURI);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SetBaseURI(nsIURI* aBaseURI)
|
|
{
|
|
mBaseURI = aBaseURI;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetScrollRestorationIsManual(bool* aIsManual)
|
|
{
|
|
*aIsManual = mScrollRestorationIsManual;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SetScrollRestorationIsManual(bool aIsManual)
|
|
{
|
|
mScrollRestorationIsManual = aIsManual;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetChildCount(int32_t* aCount)
|
|
{
|
|
*aCount = mChildren.Count();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::AddChild(nsISHEntry* aChild, int32_t aOffset)
|
|
{
|
|
if (aChild) {
|
|
NS_ENSURE_SUCCESS(aChild->SetParent(this), NS_ERROR_FAILURE);
|
|
}
|
|
|
|
if (aOffset < 0) {
|
|
mChildren.AppendObject(aChild);
|
|
return NS_OK;
|
|
}
|
|
|
|
//
|
|
// Bug 52670: Ensure children are added in order.
|
|
//
|
|
// Later frames in the child list may load faster and get appended
|
|
// before earlier frames, causing session history to be scrambled.
|
|
// By growing the list here, they are added to the right position.
|
|
//
|
|
// Assert that aOffset will not be so high as to grow us a lot.
|
|
//
|
|
NS_ASSERTION(aOffset < (mChildren.Count() + 1023), "Large frames array!\n");
|
|
|
|
bool newChildIsDyn = false;
|
|
if (aChild) {
|
|
aChild->IsDynamicallyAdded(&newChildIsDyn);
|
|
}
|
|
|
|
// If the new child is dynamically added, try to add it to aOffset, but if
|
|
// there are non-dynamically added children, the child must be after those.
|
|
if (newChildIsDyn) {
|
|
int32_t lastNonDyn = aOffset - 1;
|
|
for (int32_t i = aOffset; i < mChildren.Count(); ++i) {
|
|
nsISHEntry* entry = mChildren[i];
|
|
if (entry) {
|
|
bool dyn = false;
|
|
entry->IsDynamicallyAdded(&dyn);
|
|
if (dyn) {
|
|
break;
|
|
} else {
|
|
lastNonDyn = i;
|
|
}
|
|
}
|
|
}
|
|
// InsertObjectAt allows only appending one object.
|
|
// If aOffset is larger than Count(), we must first manually
|
|
// set the capacity.
|
|
if (aOffset > mChildren.Count()) {
|
|
mChildren.SetCount(aOffset);
|
|
}
|
|
if (!mChildren.InsertObjectAt(aChild, lastNonDyn + 1)) {
|
|
NS_WARNING("Adding a child failed!");
|
|
aChild->SetParent(nullptr);
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
} else {
|
|
// If the new child isn't dynamically added, it should be set to aOffset.
|
|
// If there are dynamically added children before that, those must be
|
|
// moved to be after aOffset.
|
|
if (mChildren.Count() > 0) {
|
|
int32_t start = std::min(mChildren.Count() - 1, aOffset);
|
|
int32_t dynEntryIndex = -1;
|
|
nsISHEntry* dynEntry = nullptr;
|
|
for (int32_t i = start; i >= 0; --i) {
|
|
nsISHEntry* entry = mChildren[i];
|
|
if (entry) {
|
|
bool dyn = false;
|
|
entry->IsDynamicallyAdded(&dyn);
|
|
if (dyn) {
|
|
dynEntryIndex = i;
|
|
dynEntry = entry;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (dynEntry) {
|
|
nsCOMArray<nsISHEntry> tmp;
|
|
tmp.SetCount(aOffset - dynEntryIndex + 1);
|
|
mChildren.InsertObjectsAt(tmp, dynEntryIndex);
|
|
NS_ASSERTION(mChildren[aOffset + 1] == dynEntry, "Whaat?");
|
|
}
|
|
}
|
|
|
|
// Make sure there isn't anything at aOffset.
|
|
if (aOffset < mChildren.Count()) {
|
|
nsISHEntry* oldChild = mChildren[aOffset];
|
|
if (oldChild && oldChild != aChild) {
|
|
NS_ERROR("Adding a child where we already have a child? This may misbehave");
|
|
oldChild->SetParent(nullptr);
|
|
}
|
|
}
|
|
|
|
mChildren.ReplaceObjectAt(aChild, aOffset);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::RemoveChild(nsISHEntry* aChild)
|
|
{
|
|
NS_ENSURE_TRUE(aChild, NS_ERROR_FAILURE);
|
|
bool childRemoved = false;
|
|
bool dynamic = false;
|
|
aChild->IsDynamicallyAdded(&dynamic);
|
|
if (dynamic) {
|
|
childRemoved = mChildren.RemoveObject(aChild);
|
|
} else {
|
|
int32_t index = mChildren.IndexOfObject(aChild);
|
|
if (index >= 0) {
|
|
// Other alive non-dynamic child docshells still keep mChildOffset,
|
|
// so we don't want to change the indices here.
|
|
mChildren.ReplaceObjectAt(nullptr, index);
|
|
childRemoved = true;
|
|
}
|
|
}
|
|
if (childRemoved) {
|
|
aChild->SetParent(nullptr);
|
|
|
|
// reduce the child count, i.e. remove empty children at the end
|
|
for (int32_t i = mChildren.Count() - 1; i >= 0 && !mChildren[i]; --i) {
|
|
if (!mChildren.RemoveObjectAt(i)) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetChildAt(int32_t aIndex, nsISHEntry** aResult)
|
|
{
|
|
if (aIndex >= 0 && aIndex < mChildren.Count()) {
|
|
*aResult = mChildren[aIndex];
|
|
// yes, mChildren can have holes in it. AddChild's offset parameter makes
|
|
// that possible.
|
|
NS_IF_ADDREF(*aResult);
|
|
} else {
|
|
*aResult = nullptr;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::ReplaceChild(nsISHEntry* aNewEntry)
|
|
{
|
|
NS_ENSURE_STATE(aNewEntry);
|
|
|
|
nsID docshellID = aNewEntry->DocshellID();
|
|
|
|
for (int32_t i = 0; i < mChildren.Count(); ++i) {
|
|
if (mChildren[i] && docshellID == mChildren[i]->DocshellID()) {
|
|
mChildren[i]->SetParent(nullptr);
|
|
mChildren.ReplaceObjectAt(aNewEntry, i);
|
|
return aNewEntry->SetParent(this);
|
|
}
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::AddChildShell(nsIDocShellTreeItem* aShell)
|
|
{
|
|
NS_ASSERTION(aShell, "Null child shell added to history entry");
|
|
mShared->mChildShells.AppendObject(aShell);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::ChildShellAt(int32_t aIndex, nsIDocShellTreeItem** aShell)
|
|
{
|
|
NS_IF_ADDREF(*aShell = mShared->mChildShells.SafeObjectAt(aIndex));
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::ClearChildShells()
|
|
{
|
|
mShared->mChildShells.Clear();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetRefreshURIList(nsIMutableArray** aList)
|
|
{
|
|
NS_IF_ADDREF(*aList = mShared->mRefreshURIList);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SetRefreshURIList(nsIMutableArray* aList)
|
|
{
|
|
mShared->mRefreshURIList = aList;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SyncPresentationState()
|
|
{
|
|
return mShared->SyncPresentationState();
|
|
}
|
|
|
|
void
|
|
nsSHEntry::RemoveFromBFCacheSync()
|
|
{
|
|
mShared->RemoveFromBFCacheSync();
|
|
}
|
|
|
|
void
|
|
nsSHEntry::RemoveFromBFCacheAsync()
|
|
{
|
|
mShared->RemoveFromBFCacheAsync();
|
|
}
|
|
|
|
nsDocShellEditorData*
|
|
nsSHEntry::ForgetEditorData()
|
|
{
|
|
// XXX jlebar Check how this is used.
|
|
return mShared->mEditorData.forget();
|
|
}
|
|
|
|
void
|
|
nsSHEntry::SetEditorData(nsDocShellEditorData* aData)
|
|
{
|
|
NS_ASSERTION(!(aData && mShared->mEditorData),
|
|
"We're going to overwrite an owning ref!");
|
|
if (mShared->mEditorData != aData) {
|
|
mShared->mEditorData = aData;
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsSHEntry::HasDetachedEditor()
|
|
{
|
|
return mShared->mEditorData != nullptr;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetStateData(nsIStructuredCloneContainer** aContainer)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aContainer);
|
|
NS_IF_ADDREF(*aContainer = mStateData);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SetStateData(nsIStructuredCloneContainer* aContainer)
|
|
{
|
|
mStateData = aContainer;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::IsDynamicallyAdded(bool* aAdded)
|
|
{
|
|
*aAdded = mShared->mDynamicallyCreated;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::HasDynamicallyAddedChild(bool* aAdded)
|
|
{
|
|
*aAdded = false;
|
|
for (int32_t i = 0; i < mChildren.Count(); ++i) {
|
|
nsISHEntry* entry = mChildren[i];
|
|
if (entry) {
|
|
entry->IsDynamicallyAdded(aAdded);
|
|
if (*aAdded) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetDocshellID(nsID** aID)
|
|
{
|
|
*aID = static_cast<nsID*>(nsMemory::Clone(&mShared->mDocShellID, sizeof(nsID)));
|
|
return NS_OK;
|
|
}
|
|
|
|
const nsID
|
|
nsSHEntry::DocshellID()
|
|
{
|
|
return mShared->mDocShellID;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SetDocshellID(const nsID* aID)
|
|
{
|
|
mShared->mDocShellID = *aID;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::GetLastTouched(uint32_t* aLastTouched)
|
|
{
|
|
*aLastTouched = mShared->mLastTouched;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SetLastTouched(uint32_t aLastTouched)
|
|
{
|
|
mShared->mLastTouched = aLastTouched;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSHEntry::SetSHistory(nsISHistory* aSHistory)
|
|
{
|
|
mShared->mSHistory = do_GetWeakReference(aSHistory);
|
|
return NS_OK;
|
|
}
|