mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-29 21:25:35 +00:00
ada8242de0
Convert the singleton HistoryTracker implementation to a per-nsSHistory based implementation so that it can be bound to a TabGroup. MozReview-Commit-ID: 7cMtArsO5lQ --HG-- extra : rebase_source : 3711bc7f7afaa40772035e24270d4fde1d17924a
370 lines
12 KiB
Plaintext
370 lines
12 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
/**
|
|
* The interface to nsISHentry. Each document or subframe in
|
|
* Session History will have a nsISHEntry associated with it which will
|
|
* hold all information required to recreate the document from history
|
|
*
|
|
*/
|
|
|
|
#include "nsISupports.idl"
|
|
|
|
interface nsIMutableArray;
|
|
interface nsILayoutHistoryState;
|
|
interface nsIContentViewer;
|
|
interface nsIURI;
|
|
interface nsIInputStream;
|
|
interface nsIDocShellTreeItem;
|
|
interface nsIStructuredCloneContainer;
|
|
interface nsIBFCacheEntry;
|
|
interface nsIPrincipal;
|
|
interface nsISHistory;
|
|
|
|
%{C++
|
|
#include "nsRect.h"
|
|
class nsDocShellEditorData;
|
|
class nsSHEntryShared;
|
|
%}
|
|
[ref] native nsIntRect(nsIntRect);
|
|
[ptr] native nsDocShellEditorDataPtr(nsDocShellEditorData);
|
|
[ptr] native nsSHEntryShared(nsSHEntryShared);
|
|
|
|
[scriptable, uuid(0dad26b8-a259-42c7-93f1-2fa7fc076e45)]
|
|
interface nsISHEntry : nsISupports
|
|
{
|
|
/**
|
|
* A readonly property that returns the URI
|
|
* of the current entry. The object returned is
|
|
* of type nsIURI
|
|
*/
|
|
readonly attribute nsIURI URI;
|
|
|
|
/**
|
|
* A readonly property that returns the original URI of the current entry.
|
|
* If an entry is the result of a redirect this attribute holds original
|
|
* URI. The object returned is of type nsIURI
|
|
*/
|
|
attribute nsIURI originalURI;
|
|
|
|
/**
|
|
* This flag remembers whether channel has LOAD_REPLACE set.
|
|
*/
|
|
attribute boolean loadReplace;
|
|
|
|
/**
|
|
* A readonly property that returns the title
|
|
* of the current entry. The object returned
|
|
* is a encoded string
|
|
*/
|
|
readonly attribute wstring title;
|
|
|
|
/**
|
|
* A readonly property that returns a boolean
|
|
* flag which indicates if the entry was created as a
|
|
* result of a subframe navigation. This flag will be
|
|
* 'false' when a frameset page is visited for
|
|
* the first time. This flag will be 'true' for all
|
|
* history entries created as a result of a subframe
|
|
* navigation.
|
|
*/
|
|
readonly attribute boolean isSubFrame;
|
|
|
|
/** URI for the document */
|
|
void setURI(in nsIURI aURI);
|
|
|
|
/** Referrer URI */
|
|
attribute nsIURI referrerURI;
|
|
|
|
/** Referrer policy, holding one of the values (REFERRER_POLICY_*)
|
|
* defined in nsIHttpChannel.
|
|
*/
|
|
attribute unsigned long referrerPolicy;
|
|
|
|
/** Content viewer, for fast restoration of presentation */
|
|
attribute nsIContentViewer contentViewer;
|
|
|
|
/** Whether the content viewer is marked "sticky" */
|
|
attribute boolean sticky;
|
|
|
|
/** Saved state of the global window object */
|
|
attribute nsISupports windowState;
|
|
|
|
/**
|
|
* Saved position and dimensions of the content viewer; we must adjust the
|
|
* root view's widget accordingly if this has changed when the presentation
|
|
* is restored.
|
|
*/
|
|
[noscript] void getViewerBounds(in nsIntRect bounds);
|
|
[noscript] void setViewerBounds([const] in nsIntRect bounds);
|
|
|
|
/**
|
|
* Saved child docshells corresponding to contentViewer. The child shells
|
|
* are restored as children of the parent docshell, in this order, when the
|
|
* parent docshell restores a saved presentation.
|
|
*/
|
|
|
|
/** Append a child shell to the end of our list. */
|
|
void addChildShell(in nsIDocShellTreeItem shell);
|
|
|
|
/**
|
|
* Get the child shell at |index|; returns null if |index| is out of bounds.
|
|
*/
|
|
nsIDocShellTreeItem childShellAt(in long index);
|
|
|
|
/**
|
|
* Clear the child shell list.
|
|
*/
|
|
void clearChildShells();
|
|
|
|
/** Saved refresh URI list for the content viewer */
|
|
attribute nsIMutableArray refreshURIList;
|
|
|
|
/**
|
|
* Ensure that the cached presentation members are self-consistent.
|
|
* If either |contentViewer| or |windowState| are null, then all of the
|
|
* following members are cleared/reset:
|
|
* contentViewer, sticky, windowState, viewerBounds, childShells,
|
|
* refreshURIList.
|
|
*/
|
|
void syncPresentationState();
|
|
|
|
/** Title for the document */
|
|
void setTitle(in AString aTitle);
|
|
|
|
/** Post Data for the document */
|
|
attribute nsIInputStream postData;
|
|
|
|
/** LayoutHistoryState for scroll position and form values */
|
|
attribute nsILayoutHistoryState layoutHistoryState;
|
|
|
|
/**
|
|
* Initialises the LayoutHistoryState if it doesn't already exist
|
|
* and returns a reference to it.
|
|
*/
|
|
nsILayoutHistoryState initLayoutHistoryState();
|
|
|
|
/** parent of this entry */
|
|
attribute nsISHEntry parent;
|
|
|
|
/**
|
|
* The loadType for this entry. This is typically loadHistory except
|
|
* when reload is pressed, it has the appropriate reload flag
|
|
*/
|
|
attribute unsigned long loadType;
|
|
|
|
/**
|
|
* An ID to help identify this entry from others during
|
|
* subframe navigation
|
|
*/
|
|
attribute unsigned long ID;
|
|
|
|
/** attribute to set and get the cache key for the entry */
|
|
attribute nsISupports cacheKey;
|
|
|
|
/** attribute to indicate whether layoutHistoryState should be saved */
|
|
attribute boolean saveLayoutStateFlag;
|
|
|
|
/** attribute to indicate whether the page is already expired in cache */
|
|
attribute boolean expirationStatus;
|
|
|
|
/**
|
|
* attribute to indicate the content-type of the document that this
|
|
* is a session history entry for
|
|
*/
|
|
attribute ACString contentType;
|
|
|
|
/**
|
|
* If we created this SHEntry via history.pushState or modified it via
|
|
* history.replaceState, and if we changed the SHEntry's URI via the
|
|
* push/replaceState call, and if the SHEntry's new URI differs from its
|
|
* old URI by more than just the hash, then we set this field to true.
|
|
*
|
|
* Additionally, if this SHEntry was created by calling pushState from a
|
|
* SHEntry whose URI was modified, this SHEntry's URIWasModified field is
|
|
* true.
|
|
*
|
|
*/
|
|
attribute boolean URIWasModified;
|
|
|
|
/** Set/Get scrollers' positon in anchored pages */
|
|
void setScrollPosition(in long x, in long y);
|
|
void getScrollPosition(out long x, out long y);
|
|
|
|
/** Additional ways to create an entry */
|
|
[noscript] void create(in nsIURI URI, in AString title,
|
|
in nsIInputStream inputStream,
|
|
in nsILayoutHistoryState layoutHistoryState,
|
|
in nsISupports cacheKey, in ACString contentType,
|
|
in nsIPrincipal triggeringPrincipal,
|
|
in nsIPrincipal principalToInherit,
|
|
in nsIDRef docshellID,
|
|
in boolean dynamicCreation);
|
|
|
|
nsISHEntry clone();
|
|
|
|
/** Attribute that indicates if this entry is for a subframe navigation */
|
|
void setIsSubFrame(in boolean aFlag);
|
|
|
|
/** Return any content viewer present in or below this node in the
|
|
nsSHEntry tree. This will differ from contentViewer in the case
|
|
where a child nsSHEntry has the content viewer for this tree. */
|
|
nsIContentViewer getAnyContentViewer(out nsISHEntry ownerEntry);
|
|
|
|
/**
|
|
* Get the principal, if any, that was associated with the channel
|
|
* that the document that was loaded to create this history entry
|
|
* came from.
|
|
*/
|
|
attribute nsIPrincipal triggeringPrincipal;
|
|
|
|
/**
|
|
* Get the principal, if any, that is used when the inherit flag
|
|
* is set.
|
|
*/
|
|
attribute nsIPrincipal principalToInherit;
|
|
|
|
/**
|
|
* Get/set data associated with this history state via a pushState() call,
|
|
* serialized using structured clone.
|
|
**/
|
|
attribute nsIStructuredCloneContainer stateData;
|
|
|
|
/**
|
|
* Gets the owning pointer to the editor data assosicated with
|
|
* this shistory entry. This forgets its pointer, so free it when
|
|
* you're done.
|
|
*/
|
|
[noscript, notxpcom] nsDocShellEditorDataPtr forgetEditorData();
|
|
|
|
/**
|
|
* Sets the owning pointer to the editor data assosicated with
|
|
* this shistory entry. Unless forgetEditorData() is called, this
|
|
* shentry will destroy the editor data when it's destroyed.
|
|
*/
|
|
[noscript, notxpcom] void setEditorData(in nsDocShellEditorDataPtr aData);
|
|
|
|
/** Returns true if this shistory entry is storing a detached editor. */
|
|
[noscript, notxpcom] boolean hasDetachedEditor();
|
|
|
|
/**
|
|
* Returns true if the related docshell was added because of
|
|
* dynamic addition of an iframe/frame.
|
|
*/
|
|
boolean isDynamicallyAdded();
|
|
|
|
/**
|
|
* Returns true if any of the child entries returns true
|
|
* when isDynamicallyAdded is called on it.
|
|
*/
|
|
boolean hasDynamicallyAddedChild();
|
|
|
|
/**
|
|
* The history ID of the docshell.
|
|
*/
|
|
attribute nsIDPtr docshellID;
|
|
|
|
/**
|
|
* Helper method for accessing this value from C++
|
|
*/
|
|
[noscript, notxpcom] nsID DocshellID();
|
|
|
|
readonly attribute nsIBFCacheEntry BFCacheEntry;
|
|
|
|
/**
|
|
* Does this SHEntry point to the given BFCache entry? If so, evicting
|
|
* the BFCache entry will evict the SHEntry, since the two entries
|
|
* correspond to the same document.
|
|
*/
|
|
[notxpcom, noscript]
|
|
boolean hasBFCacheEntry(in nsIBFCacheEntry aEntry);
|
|
|
|
/**
|
|
* Adopt aEntry's BFCacheEntry, so now both this and aEntry point to
|
|
* aEntry's BFCacheEntry.
|
|
*/
|
|
void adoptBFCacheEntry(in nsISHEntry aEntry);
|
|
|
|
/**
|
|
* Create a new BFCache entry and drop our reference to our old one. This
|
|
* call unlinks this SHEntry from any other SHEntries for its document.
|
|
*/
|
|
void abandonBFCacheEntry();
|
|
|
|
/**
|
|
* Does this SHEntry correspond to the same document as aEntry? This is
|
|
* true iff the two SHEntries have the same BFCacheEntry. So in
|
|
* particular, sharesDocumentWith(aEntry) is guaranteed to return true if
|
|
* it's preceeded by a call to adoptBFCacheEntry(aEntry).
|
|
*/
|
|
boolean sharesDocumentWith(in nsISHEntry aEntry);
|
|
|
|
/**
|
|
* True if this SHEntry corresponds to a document created by a srcdoc iframe.
|
|
* Set when a value is assigned to srcdocData.
|
|
*/
|
|
readonly attribute boolean isSrcdocEntry;
|
|
|
|
/**
|
|
* Contents of the srcdoc attribute in a srcdoc iframe to be loaded instead
|
|
* of the URI. Similar to a Data URI, this information is needed to
|
|
* recreate the document at a later stage.
|
|
* Setting this sets isSrcdocEntry to true
|
|
*/
|
|
attribute AString srcdocData;
|
|
|
|
/**
|
|
* When isSrcdocEntry is true, this contains the baseURI of the srcdoc
|
|
* document for use in situations where it cannot otherwise be determined,
|
|
* for example with view-source.
|
|
*/
|
|
attribute nsIURI baseURI;
|
|
|
|
/**
|
|
* Sets/gets the current scroll restoration state,
|
|
* if true == "manual", false == "auto".
|
|
*/
|
|
attribute boolean scrollRestorationIsManual;
|
|
|
|
/**
|
|
* Set the session history it belongs to. It's only set on root entries.
|
|
*/
|
|
[noscript] void setSHistory(in nsISHistory aSHistory);
|
|
};
|
|
|
|
[scriptable, uuid(bb66ac35-253b-471f-a317-3ece940f04c5)]
|
|
interface nsISHEntryInternal : nsISupports
|
|
{
|
|
[notxpcom] void RemoveFromBFCacheAsync();
|
|
[notxpcom] void RemoveFromBFCacheSync();
|
|
|
|
/**
|
|
* A number that is assigned by the sHistory when the entry is activated
|
|
*/
|
|
attribute unsigned long lastTouched;
|
|
|
|
/**
|
|
* Some state, particularly that related to the back/forward cache, is
|
|
* shared between SHEntries which correspond to the same document. This
|
|
* method gets a pointer to that shared state.
|
|
*
|
|
* This shared state is the SHEntry's BFCacheEntry. So
|
|
* hasBFCacheEntry(getSharedState()) is guaranteed to return true.
|
|
*/
|
|
[noscript, notxpcom]
|
|
nsSHEntryShared getSharedState();
|
|
};
|
|
|
|
%{ C++
|
|
// {BFD1A791-AD9F-11d3-BDC7-0050040A9B44}
|
|
#define NS_SHENTRY_CID \
|
|
{0xbfd1a791, 0xad9f, 0x11d3, {0xbd, 0xc7, 0x0, 0x50, 0x4, 0xa, 0x9b, 0x44}}
|
|
|
|
#define NS_SHENTRY_CONTRACTID \
|
|
"@mozilla.org/browser/session-history-entry;1"
|
|
|
|
%}
|
|
|