gecko/toolkit/components/places/nsINavHistoryService.idl

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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Places code.
*
* The Initial Developer of the Original Code is
* Google Inc.
* Portions created by the Initial Developer are Copyright (C) 2005
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Brett Wilson <brett@gmail.com>
* Dietrich Ayala <dietrich@mozilla.com>
* Marco Bonardo <mak77@bonardo.net>
* Asaf Romano <mano@mozilla.com>
* Drew Willcoxon <adw@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/**
* Using Places services after quit-application is not reliable, so make
* sure to do any shutdown work on quit-application, or history
* synchronization could fail, losing latest changes.
*/
#include "nsISupports.idl"
interface nsIArray;
interface nsIURI;
interface nsIVariant;
interface nsIFile;
interface nsINavHistoryContainerResultNode;
interface nsINavHistoryQueryResultNode;
interface nsINavHistoryQuery;
interface nsINavHistoryQueryOptions;
interface nsINavHistoryResult;
interface nsINavHistoryBatchCallback;
[scriptable, uuid(081452e5-be5c-4038-a5ea-f1f34cb6fd81)]
interface nsINavHistoryResultNode : nsISupports
{
/**
* Indentifies the parent result node in the result set. This is null for
* top level nodes.
*/
readonly attribute nsINavHistoryContainerResultNode parent;
/**
* The history-result to which this node belongs.
*/
readonly attribute nsINavHistoryResult parentResult;
/**
* URI of the resource in question. For visits and URLs, this is the URL of
* the page. For folders and queries, this is the place: URI of the
* corresponding folder or query. This may be empty for other types of
* objects like host containers.
*/
readonly attribute AUTF8String uri;
/**
* Identifies the type of this node. This node can then be QI-ed to the
* corresponding specialized result node interface.
*/
const unsigned long RESULT_TYPE_URI = 0; // nsINavHistoryResultNode
const unsigned long RESULT_TYPE_VISIT = 1; // nsINavHistoryVisitResultNode
const unsigned long RESULT_TYPE_FULL_VISIT = 2; // nsINavHistoryFullVisitResultNode
const unsigned long RESULT_TYPE_DYNAMIC_CONTAINER = 4; // nsINavHistoryContainerResultNode
const unsigned long RESULT_TYPE_QUERY = 5; // nsINavHistoryQueryResultNode
const unsigned long RESULT_TYPE_FOLDER = 6; // nsINavHistoryQueryResultNode
const unsigned long RESULT_TYPE_SEPARATOR = 7; // nsINavHistoryResultNode
const unsigned long RESULT_TYPE_FOLDER_SHORTCUT = 9; // nsINavHistoryQueryResultNode
readonly attribute unsigned long type;
/**
* Title of the web page, or of the node's query (day, host, folder, etc)
*/
readonly attribute AUTF8String title;
/**
* Total number of times the URI has ever been accessed. For hosts, this
* is the total of the children under it, NOT the total times the host has
* been accessed (this would require an additional query, so is not given
* by default when most of the time it is never needed).
*/
readonly attribute unsigned long accessCount;
/**
* This is the time the user accessed the page.
*
* If this is a visit, it is the exact time that the page visit occurred.
*
* If this is a URI, it is the most recent time that the URI was visited.
* Even if you ask for all URIs for a given date range long ago, this might
* contain today's date if the URI was visited today.
*
* For hosts, or other node types with children, this is the most recent
* access time for any of the children.
*
* For days queries this is the respective endTime - a maximum possible
* visit time to fit in the day range.
*/
readonly attribute PRTime time;
/**
* This URI can be used as an image source URI and will give you the favicon
* for the page. It is *not* the URI of the favicon, but rather something
* that will resolve to the actual image.
*
* In most cases, this is an annotation URI that will query the favicon
* service. If the entry has no favicon, this is the chrome URI of the
* default favicon. If the favicon originally lived in chrome, this will
* be the original chrome URI of the icon.
*/
readonly attribute AUTF8String icon;
/**
* This is the number of levels between this node and the top of the
* hierarchy. The members of result.children have indentLevel = 0, their
* children have indentLevel = 1, etc. The indent level of the root node is
* set to -1.
*/
readonly attribute long indentLevel;
/**
* When this item is in a bookmark folder (parent is of type folder), this is
* the index into that folder of this node. These indices start at 0 and
* increase in the order that they appear in the bookmark folder. For items
* that are not in a bookmark folder, this value is -1.
*/
readonly attribute long bookmarkIndex;
/**
* If the node is an item (bookmark, folder or a separator) this value is the
* row ID of that bookmark in the database. For other nodes, this value is
* set to -1.
*/
readonly attribute long long itemId;
/**
* If the node is an item (bookmark, folder or a separator) this value is the
* time that the item was created. For other nodes, this value is 0.
*/
readonly attribute PRTime dateAdded;
/**
* If the node is an item (bookmark, folder or a separator) this value is the
* time that the item was last modified. For other nodes, this value is 0.
*
* @note When an item is added lastModified is set to the same value as
* dateAdded.
*/
readonly attribute PRTime lastModified;
/**
* For uri nodes, this is a sorted list of the tags, delimited with commans,
* for the uri represented by this node. Otherwise this is an empty string.
*/
readonly attribute AString tags;
};
/**
* When you request RESULT_TYPE_VISIT from query options, you will get this
* interface for each item, which includes the session ID so that we can
* group items from the same session together.
*/
[scriptable, uuid(8e2c5a86-b33d-4fa6-944b-559af7e95fcd)]
interface nsINavHistoryVisitResultNode : nsINavHistoryResultNode
{
/**
* This indicates the session ID of the * visit. This is used for session
* grouping when a tree view is sorted by date.
*/
readonly attribute long long sessionId;
};
/**
* This structure will be returned when you request RESULT_TYPE_FULL_VISIT in
* the query options. This includes uncommonly used information about each
* visit.
*/
[scriptable, uuid(c49fd9d5-56e2-43eb-932c-f933f28cba85)]
interface nsINavHistoryFullVisitResultNode : nsINavHistoryVisitResultNode
{
/**
* This indicates the visit ID of the visit.
*/
readonly attribute long long visitId;
/**
* This indicates the referring visit ID of the visit. The referrer should
* have the same sessionId.
*/
readonly attribute long long referringVisitId;
/**
* Indicates the transition type of the visit.
* One of nsINavHistoryService.TRANSITION_*
*/
readonly attribute long transitionType;
};
/**
* Base class for container results. This includes all types of groupings.
* Bookmark folders and places queries will be QueryResultNodes which extends
* these items.
*/
[scriptable, uuid(55829318-0f6c-4503-8739-84231f3a6793)]
interface nsINavHistoryContainerResultNode : nsINavHistoryResultNode
{
/**
* Set this to allow descent into the container. When closed, attempting
* to call getChildren or childCount will result in an error. You should
* set this to false when you are done reading.
*
* For HOST and DAY groupings, doing this is free since the children have
* been precomputed. For queries and bookmark folders, being open means they
* will keep themselves up-to-date by listening for updates and re-querying
* as needed.
*/
attribute boolean containerOpen;
/**
* Indicates whether the container is closed, loading, or opened. Loading
* implies that the container has been opened asynchronously and has not yet
* fully opened.
*/
readonly attribute unsigned short state;
const unsigned short STATE_CLOSED = 0;
const unsigned short STATE_LOADING = 1;
const unsigned short STATE_OPENED = 2;
/**
* This indicates whether this node "may" have children, and can be used
* when the container is open or closed. When the container is closed, it
* will give you an exact answer if the node can easily be populated (for
* example, a bookmark folder). If not (for example, a complex history query),
* it will return true. When the container is open, it will always be
* accurate. It is intended to be used to see if we should draw the "+" next
* to a tree item.
*/
readonly attribute boolean hasChildren;
/**
* This gives you the children of the nodes. It is preferrable to use this
* interface over the array one, since it avoids creating an nsIArray object
* and the interface is already the correct type.
*
* @throws NS_ERROR_NOT_AVAILABLE if containerOpen is false.
*/
readonly attribute unsigned long childCount;
nsINavHistoryResultNode getChild(in unsigned long aIndex);
/**
* Get the index of a direct child in this container.
*
* @param aNode
* a result node.
*
* @return aNode's index in this container.
* @throws NS_ERROR_NOT_AVAILABLE if containerOpen is false.
* @throws NS_ERROR_INVALID_ARG if aNode isn't a direct child of this
* container.
*/
unsigned long getChildIndex(in nsINavHistoryResultNode aNode);
/**
* Look for a node in the container by some of its details. Does not search
* closed containers.
*
* @param aURI
* the node's uri attribute value
* @param aTime
* the node's time attribute value.
* @param aItemId
* the node's itemId attribute value.
* @param aRecursive
* whether or not to search recursively.
*
* @throws NS_ERROR_NOT_AVAILABLE if this container is closed.
* @return a result node that matches the given details if any, null
* otherwise.
*/
nsINavHistoryResultNode findNodeByDetails(in AUTF8String aURIString,
in PRTime aTime,
in long long aItemId,
in boolean aRecursive);
/**
* Returns false if this node's list of children can be modified
* (adding or removing children, or reordering children), or true if
* the UI should not allow the list of children to be modified.
* This is false for bookmark folder nodes unless setFolderReadOnly() has
* been called to override it, and true for non-folder nodes.
*/
readonly attribute boolean childrenReadOnly;
// --------------------------------------------------------------------------
// Dynamic container
/**
* This is a string representing the dynamic container API service that is
* responsible for this container. This throws if if the node is not a dynamic
* container.
*/
readonly attribute AUTF8String dynamicContainerType;
/**
* Appends a full visit node to this container and returns it. For the dynamic
* container API. TO BE CALLED FROM nsIDynamicContainer::OnContainerOpening()
* ONLY, and only for non-bookmark-folder containers.
*
* @see nsINavHistoryURIResultNode for parameters.
*/
nsINavHistoryResultNode appendURINode(
in AUTF8String aURI, in AUTF8String aTitle, in PRUint32 aAccessCount,
in PRTime aTime, in AUTF8String aIconURI);
/**
* Appends a full visit node to this container and returns it. For the dynamic
* container API. TO BE CALLED FROM nsIDynamicContainer::OnContainerOpening()
* ONLY, and only for non-bookmark-folder containers.
*
* @see nsINavHistoryVisitResultNode for parameters.
*
* UNTESTED: Container API functions are commented out until we can test
*/
/*nsINavHistoryVisitResultNode appendVisitNode(
in AUTF8String aURI, in AUTF8String aTitle, in PRUint32 aAccessCount,
in PRTime aTime, in AUTF8String aIconURI, in PRInt64 aSession);*/
/**
* Appends a full visit node to this container and returns it. For the dynamic
* container API. TO BE CALLED FROM nsIDynamicContainer::OnContainerOpening()
* ONLY, and only for non-bookmark-folder containers.
*
* @see nsINavHistoryFullVisitResultNode for parameters.
*
* UNTESTED: Container API functions are commented out until we can test
*/
/*nsINavHistoryFullVisitResultNode appendFullVisitNode(
in AUTF8String aURI, in AUTF8String aTitle, in PRUint32 aAccessCount,
in PRTime aTime, in AUTF8String aIconURI, in PRInt64 aSession,
in PRInt64 aVisitId, in PRInt64 aReferringVisitId,
in PRInt32 aTransitionType);*/
/**
* Appends a container node to this container and returns it. For the dynamic
* container API. TO BE CALLED FROM nsIDynamicContainer::OnContainerOpening()
* ONLY, and only for non-bookmark-folder containers.
*
* aContainerType should be RESULT_TYPE_DYNAMIC_CONTAINER.
* When type is dynamic container you must
* specify a dynamic container type, otherwise, the dynamic container type must
* be null. Use appendQueryNode and appendFolderNode for the other container
* types.
*
* UNTESTED: Container API functions are commented out until we can test
*/
/*nsINavHistoryContainerResultNode appendContainerNode(
in AUTF8String aTitle, in AUTF8String aIconURI, in PRUint32 aContainerType,
in AUTF8String aDynamicContainerType);*/
/**
* Appends a query node to this container and returns it. For the dynamic
* container API. TO BE CALLED FROM nsIDynamicContainer::OnContainerOpening()
* ONLY, and only for non-bookmark-folder containers.
*
* Normally you should supply an empty string for IconURI and it will take
* the default query icon for the current theme.
*
* UNTESTED: Container API functions are commented out until we can test
*/
/*nsINavHistoryQueryResultNode appendQueryNode(
in AUTF8String aQueryURI, in AUTF8String aTitle, in AUTF8String aIconURI);*/
/**
* Appends a bookmark folder node to this container and returns it. For the
* dynamic container API. TO BE CALLED FROM nsIDynamicContainer::OnContainerOpening()
* ONLY, and only for non-bookmark-folder containers.
*
* All container attributes will come from the boomkarks service for this
* folder.
*/
nsINavHistoryContainerResultNode appendFolderNode(in PRInt64 aFolderId);
/**
* Clears all children of this container. For the dynamic container API.
* TO BE CALLED FROM nsIDynamicContainer::OnContainerOpening and
* nsIDynamicContainer::OnContainerClosed ONLY, and valid only for
* non-bookmark-folder containers.
*
* UNTESTED: Container API functions are commented out until we can test
*/
/*void clearContents();*/
};
/**
* Used for places queries and as a base for bookmark folders.
*
* Note that if you request places to *not* be expanded in the options that
* generated this node, this item will report it has no children and never try
* to populate itself.
*/
[scriptable, uuid(ea17745a-1852-4155-a98f-d1dd1763b3df)]
interface nsINavHistoryQueryResultNode : nsINavHistoryContainerResultNode
{
/**
* Get the queries which build this node's children.
* Only valid for RESULT_TYPE_QUERY nodes.
*/
void getQueries([optional] out unsigned long queryCount,
[retval,array,size_is(queryCount)] out nsINavHistoryQuery queries);
/**
* Get the options which group this node's children.
* Only valid for RESULT_TYPE_QUERY nodes.
*/
readonly attribute nsINavHistoryQueryOptions queryOptions;
/**
* For both simple folder nodes and simple-folder-query nodes, this is set
* to the concrete itemId of the folder. Otherwise, this is set to -1.
*/
readonly attribute long long folderItemId;
};
/**
* Allows clients to observe what is happening to a result as it updates itself
* according to history and bookmark system events. Register this observer on a
* result using nsINavHistoryResult::addObserver.
*/
[scriptable, uuid(9ea86387-6a30-4ee2-b70d-26fbb718902f)]
interface nsINavHistoryResultObserver : nsISupports
{
/**
* Called when 'aItem' is inserted into 'aParent' at index 'aNewIndex'.
* The item previously at index (if any) and everything below it will have
* been shifted down by one. The item may be a container or a leaf.
*/
void nodeInserted(in nsINavHistoryContainerResultNode aParent,
in nsINavHistoryResultNode aNode,
in unsigned long aNewIndex);
/**
* Called whan 'aItem' is removed from 'aParent' at 'aOldIndex'. The item
* may be a container or a leaf. This function will be called after the item
* has been removed from its parent list, but before anything else (including
* NULLing out the item's parent) has happened.
*/
void nodeRemoved(in nsINavHistoryContainerResultNode aParent,
in nsINavHistoryResultNode aItem,
in unsigned long aOldIndex);
/**
* Called whan 'aItem' is moved from 'aOldParent' at 'aOldIndex' to
* aNewParent at aNewIndex. The item may be a container or a leaf.
*
* XXX: at the moment, this method is called only when an item is moved
* within the same container. When an item is moved between containers,
* a new node is created for the item, and the itemRemoved/itemAdded methods
* are used.
*/
void nodeMoved(in nsINavHistoryResultNode aNode,
in nsINavHistoryContainerResultNode aOldParent,
in unsigned long aOldIndex,
in nsINavHistoryContainerResultNode aNewParent,
in unsigned long aNewIndex);
/**
* Called right after aNode's title has changed.
*
* @param aNode
* a result node
* @param aNewTitle
* the new title
*/
void nodeTitleChanged(in nsINavHistoryResultNode aNode,
in AUTF8String aNewTitle);
/**
* Called right after aNode's uri property has changed.
*
* @param aNode
* a result node
* @param aNewURI
* the new uri
*/
void nodeURIChanged(in nsINavHistoryResultNode aNode,
in AUTF8String aNewURI);
/**
* Called right after aNode's icon property has changed.
*
* @param aNode
* a result node
*
* @note: The new icon is accessible through aNode.icon.
*/
void nodeIconChanged(in nsINavHistoryResultNode aNode);
/**
* Called right after aNode's time property or accessCount property, or both,
* have changed.
*
* @param aNode
* a uri result node
* @param aNewVisitDate
* the new visit date
* @param aNewAccessCount
* the new access-count
*/
void nodeHistoryDetailsChanged(in nsINavHistoryResultNode aNode,
in PRTime aNewVisitDate,
in unsigned long aNewAccessCount);
/**
* Called when the tags set on the uri represented by aNode have changed.
*
* @param aNode
* a uri result node
*
* @note: The new tags list is accessible through aNode.tags.
*/
void nodeTagsChanged(in nsINavHistoryResultNode aNode);
/**
* Called right after the aNode's keyword property has changed.
*
* @param aNode
* a uri result node
* @param aNewKeyword
* the new keyword
*/
void nodeKeywordChanged(in nsINavHistoryResultNode aNode,
in AUTF8String aNewKeyword);
/**
* Called right after an annotation of aNode's has changed (set, altered, or
* unset).
*
* @param aNode
* a result node
* @param aAnnoName
* the name of the annotation that changed
*/
void nodeAnnotationChanged(in nsINavHistoryResultNode aNode,
in AUTF8String aAnnoName);
/**
* Called right after aNode's dateAdded property has changed.
*
* @param aNode
* a result node
* @param aNewValue
* the new value of the dateAdded property
*/
void nodeDateAddedChanged(in nsINavHistoryResultNode aNode,
in PRTime aNewValue);
/**
* Called right after aNode's dateModified property has changed.
*
* @param aNode
* a result node
* @param aNewValue
* the new value of the dateModified property
*/
void nodeLastModifiedChanged(in nsINavHistoryResultNode aNode,
in PRTime aNewValue);
/**
* Called when an item is being replaced with another item at the exact
* same position.
*
* @param aParentNode
* the parent node of the node which is being replaced
* @param aOldNode
* the node which is being replaced
* @param aNewNode
* the new node
* @param aParentNode
* the index in aParentNode, at which a node is being replaced
*/
void nodeReplaced(in nsINavHistoryContainerResultNode aParentNode,
in nsINavHistoryResultNode aOldNode,
in nsINavHistoryResultNode aNewNode,
in unsigned long aIndex);
/**
* Called after a container node went from closed to opened.
*
* @note This method is DEPRECATED. In the future only containerStateChanged
* will notify when a container is opened.
*
* @param aContainerNode
* the container node which was opened
*/
void containerOpened(in nsINavHistoryContainerResultNode aContainerNode);
/**
* Called after a container node went from opened to closed. This will be
* called for the topmost container that is closing, and implies that any
* child containers have closed as well.
*
* @note This method is DEPRECATED. In the future only containerStateChanged
* will notify when a container is closed.
*
* @param aContainerNode
* the container node which was closed
*/
void containerClosed(in nsINavHistoryContainerResultNode aContainerNode);
/**
* Called after a container changes state.
*
* @param aContainerNode
* The container that has changed state.
* @param aOldState
* The state that aContainerNode has transitioned out of.
* @param aNewState
* The state that aContainerNode has transitioned into.
*/
void containerStateChanged(in nsINavHistoryContainerResultNode aContainerNode,
in unsigned long aOldState,
in unsigned long aNewState);
/**
* Called when something significant has happened within the container. The
* contents of the container should be re-built.
*
* @param aContainerNode
* the container node to invalidate
*/
void invalidateContainer(in nsINavHistoryContainerResultNode aContainerNode);
/**
* This is called to indicate to the UI that the sort has changed to the
* given mode. For trees, for example, this would update the column headers
* to reflect the sorting. For many other types of views, this won't be
* applicable.
*
* @param sortingMode One of nsINavHistoryQueryOptions.SORT_BY_* that
* indicates the new sorting mode.
*
* This only is expected to update the sorting UI. invalidateAll() will also
* get called if the sorting changes to update everything.
*/
void sortingChanged(in unsigned short sortingMode);
/**
* This is called to indicate that a batch operation is about to start or end.
* The observer could want to disable some events or updates during batches,
* since multiple operations are packed in a short time.
* For example treeviews could temporarily suppress select notifications.
*
* @param aToggleMode
* true if a batch is starting, false if it's ending.
*/
void batching(in boolean aToggleMode);
/**
* Called by the result when this observer is added.
*/
attribute nsINavHistoryResult result;
};
/**
* TODO: Bug 517719.
*
* A predefined view adaptor for interfacing results with an nsITree. This
* object will remove itself from its associated result when the tree has been
* detached. This prevents circular references. Users should be aware of this,
* if you want to re-use the same viewer, you will need to keep your own
* reference to it and re-initialize it when the tree changes. If you use this
* object, attach it to a result, never attach it to a tree, and forget about
* it, it will leak!
*/
[scriptable, uuid(f8b518c0-1faf-11df-8a39-0800200c9a66)]
interface nsINavHistoryResultTreeViewer : nsINavHistoryResultObserver
{
/**
* This allows you to get at the real node for a given row index. This is
* only valid when a tree is attached.
*/
nsINavHistoryResultNode nodeForTreeIndex(in unsigned long aIndex);
/**
* Reverse of nodeForFlatIndex, returns the row index for a given result node.
* Returns INDEX_INVISIBLE if the item is not visible (for example, its
* parent is collapsed). This is only valid when a tree is attached. The
* the result will always be INDEX_INVISIBLE if not.
*
* Note: This sounds sort of obvious, but it got me: aNode must be a node
* retrieved from the same result that this viewer is for. If you
* execute another query and get a node from a _different_ result, this
* function will always return the index of that node in the tree that
* is attached to that result.
*/
const unsigned long INDEX_INVISIBLE = 0xffffffff;
unsigned long treeIndexForNode(in nsINavHistoryResultNode aNode);
};
/**
* The result of a history/bookmark query.
*/
[scriptable, uuid(c2229ce3-2159-4001-859c-7013c52f7619)]
interface nsINavHistoryResult : nsISupports
{
/**
* Sorts all nodes recursively by the given parameter, one of
* nsINavHistoryQueryOptions.SORT_BY_* This will update the corresponding
* options for this result, so that re-using the current options/queries will
* always give you the current view.
*/
attribute unsigned short sortingMode;
/**
* The annotation to use in SORT_BY_ANNOTATION_* sorting modes, set this
* before setting the sortingMode attribute.
*/
attribute AUTF8String sortingAnnotation;
/**
* Whether or not notifications on result changes are suppressed.
* Initially set to false.
*
* Use this to avoid flickering and to improve performance when you
* do temporary changes to the result structure (e.g. when searching for a
* node recursively).
*/
attribute boolean suppressNotifications;
/**
* Adds an observer for changes done in the result.
*
* @param aObserver
* a result observer.
* @param aOwnsWeak
* If false, the result will keep an owning reference to the observer,
* which must be removed using removeObserver.
* If true, the result will keep a weak reference to the observer, which
* must implement nsISupportsWeakReference.
*
* @see nsINavHistoryResultObserver
*/
void addObserver(in nsINavHistoryResultObserver aObserver, in boolean aOwnsWeak);
/**
* Removes an observer that was added by addObserver.
*
* @param aObserver
* a result observer that was added by addObserver.
*/
void removeObserver(in nsINavHistoryResultObserver aObserver);
/**
* This is the root of the results. Remember that you need to open all
* containers for their contents to be valid.
*
* When a result goes out of scope it will continue to observe changes till
* it is cycle collected. While the result waits to be collected it will stay
* in memory, and continue to update itself, potentially causing unwanted
* additional work. When you close the root node the result will stop
* observing changes, so it is good practice to close the root node when you
* are done with a result, since that will avoid unwanted performance hits.
*/
readonly attribute nsINavHistoryContainerResultNode root;
};
/**
* Similar to nsIRDFObserver for history. Note that we don't pass the data
* source since that is always the global history.
*
* DANGER! If you are in the middle of a batch transaction, there may be a
* database transaction active. You can still access the DB, but be careful.
*/
[scriptable, uuid(0a5ce210-c803-11de-8a39-0800200c9a66)]
interface nsINavHistoryObserver : nsISupports
{
/**
* Notifies you that a bunch of things are about to change, don't do any
* heavy-duty processing until onEndUpdateBatch is called.
*/
void onBeginUpdateBatch();
/**
* Notifies you that we are done doing a bunch of things and you should go
* ahead and update UI, etc.
*/
void onEndUpdateBatch();
/**
* Called when a resource is visited. This is called the first time a
* resource (page, image, etc.) is seen as well as every subsequent time.
*
* Normally, transition types of TRANSITION_EMBED (corresponding to images in
* a page, for example) are not displayed in history results (unless
* includeHidden is set). Many observers can ignore _EMBED notifications
* (which will comprise the majority of visit notifications) to save work.
*
* @param aVisitID ID of the visit that was just created.
* @param aTime Time of the visit
* @param aSessionID The ID of one connected sequence of visits.
* @param aReferringID The ID of the visit the user came from. 0 if empty.
* @param aTransitionType One of nsINavHistory.TRANSITION_*
* @param aAdded Incremented by query nodes when the visited uri
* belongs to them. If no such query exists, the
* history result creates a new query node dynamically.
* It is used in places views only and can be ignored.
*/
void onVisit(in nsIURI aURI, in long long aVisitID, in PRTime aTime,
in long long aSessionID, in long long aReferringID,
in unsigned long aTransitionType, out unsigned long aAdded);
/**
* Called whenever either the "real" title or the custom title of the page
* changed. BOTH TITLES ARE ALWAYS INCLUDED in this notification, even though
* only one will change at a time. Often, consumers will want to display the
* user title if it is available, and fall back to the page title (the one
* specified in the <title> tag of the page).
*
* Note that there is a difference between an empty title and a NULL title.
* An empty string means that somebody specifically set the title to be
* nothing. NULL means nobody set it. From C++: use IsVoid() and SetIsVoid()
* to see whether an empty string is "null" or not (it will always be an
* empty string in either case).
*
*/
void onTitleChanged(in nsIURI aURI, in AString aPageTitle);
/**
* This page and all of its visits are about to be deleted. Note: the page
* may not necessarily have actually existed for this function to be called.
*
* @param aURI
* The URI being deleted.
*/
void onBeforeDeleteURI(in nsIURI aURI);
/**
* This page and all of its visits are being deleted. Note: the page may not
* necessarily have actually existed for this function to be called.
*
* Delete notifications are only 99.99% accurate. Batch delete operations
* must be done in two steps, so first come notifications, then a bulk
* delete. If there is some error in the middle (for example, out of memory)
* then you'll get a notification and it won't get deleted. There's no easy
* way around this.
*/
void onDeleteURI(in nsIURI aURI);
/**
* Notification that all of history is being deleted.
*/
void onClearHistory();
/**
* A page has had some attribute on it changed. Note that for TYPED and
* HIDDEN, the page may not necessarily have been added yet.
*/
const unsigned long ATTRIBUTE_FAVICON = 3; // favicon updated, aString = favicon annotation URI
void onPageChanged(in nsIURI aURI, in unsigned long aWhat, in AString aValue);
/**
* Called when some visits of an history entry are expired.
*
* @param aURI
* The page whose visits have been expired.
* @param aVisitTime
* The largest visit time in microseconds that has been expired. We
* guarantee that we don't have any visit older than this date.
*
* @note: when all visits for a page are expired and also the full page entry
* is expired, you will only get an onDeleteURI notification. If a
* page entry is removed, then you can be sure that we don't have
* anymore visits for it.
*/
void onDeleteVisits(in nsIURI aURI, in PRTime aVisitTime);
};
/**
* This object encapsulates all the query parameters you're likely to need
* when building up history UI. All parameters are ANDed together.
*
* This is not intended to be a super-general query mechanism. This was designed
* so that most queries can be done in only one SQL query. This is important
* because, if the user has their profile on a networked drive, query latency
* can be non-negligible.
*/
[scriptable, uuid(dc87ae79-22f1-4dcf-975b-852b01d210cb)]
interface nsINavHistoryQuery : nsISupports
{
/**
* Time range for results (INCLUSIVE). The *TimeReference is one of the
* constants TIME_RELATIVE_* which indicates how to interpret the
* corresponding time value.
* TIME_RELATIVE_EPOCH (default):
* The time is relative to Jan 1 1970 GMT, (this is a normal PRTime)
* TIME_RELATIVE_TODAY:
* The time is relative to this morning at midnight. Normally used for
* queries relative to today. For example, a "past week" query would be
* today-6 days -> today+1 day
* TIME_RELATIVE_NOW:
* The time is relative to right now.
*
* Note: PRTime is in MICROseconds since 1 Jan 1970. Javascript date objects
* are expressed in MILLIseconds since 1 Jan 1970.
*
* As a special case, a 0 time relative to TIME_RELATIVE_EPOCH indicates that
* the time is not part of the query. This is the default, so an empty query
* will match any time. The has* functions return whether the corresponding
* time is considered.
*
* You can read absolute*Time to get the time value that the currently loaded
* reference points + offset resolve to.
*/
const unsigned long TIME_RELATIVE_EPOCH = 0;
const unsigned long TIME_RELATIVE_TODAY = 1;
const unsigned long TIME_RELATIVE_NOW = 2;
attribute PRTime beginTime;
attribute unsigned long beginTimeReference;
readonly attribute boolean hasBeginTime;
readonly attribute PRTime absoluteBeginTime;
attribute PRTime endTime;
attribute unsigned long endTimeReference;
readonly attribute boolean hasEndTime;
readonly attribute PRTime absoluteEndTime;
/**
* Text search terms.
*/
attribute AString searchTerms;
readonly attribute boolean hasSearchTerms;
/**
* Set lower or upper limits for how many times an item has been
* visited. The default is -1, and in that case all items are
* matched regardless of their visit count.
*/
attribute long minVisits;
attribute long maxVisits;
/**
* When the set of transitions is nonempty, results are limited to pages which
* have at least one visit for each of the transition types.
* @note: For searching on more than one transition this can be very slow.
*
* Limit results to the specified list of transition types.
*/
void setTransitions([const,array, size_is(count)] in unsigned long transitions,
in unsigned long count);
/**
* Get the transitions set for this query.
*/
void getTransitions([optional] out unsigned long count,
[retval,array,size_is(count)] out unsigned long transitions);
/**
* Get the count of the set query transitions.
*/
readonly attribute unsigned long transitionCount;
/**
* When set, returns only bookmarked items, when unset, returns anything. Setting this
* is equivalent to listing all bookmark folders in the 'folders' parameter.
*/
attribute boolean onlyBookmarked;
/**
* This controls the meaning of 'domain', and whether it is an exact match
* 'domainIsHost' = true, or hierarchical (= false).
*/
attribute boolean domainIsHost;
/**
* This is the host or domain name (controlled by domainIsHost). When
* domainIsHost, domain only does exact matching on host names. Otherwise,
* it will return anything whose host name ends in 'domain'.
*
* This one is a little different than most. Setting it to an empty string
* is a real query and will match any URI that has no host name (local files
* and such). Set this to NULL (in C++ use SetIsVoid) if you don't want
* domain matching.
*/
attribute AUTF8String domain;
readonly attribute boolean hasDomain;
/**
* Controls the interpretation of 'uri'. When unset (default), the URI will
* request an exact match of the specified URI. When set, any history entry
* beginning in 'uri' will match. For example "http://bar.com/foo" will match
* "http://bar.com/foo" as well as "http://bar.com/foo/baz.gif".
*/
attribute boolean uriIsPrefix;
/**
* This is a URI to match, to, for example, find out every time you visited
* a given URI. Use uriIsPrefix to control whether this is an exact match.
*/
attribute nsIURI uri;
readonly attribute boolean hasUri;
/**
* Test for existence or non-existence of a given annotation. We don't
* currently support >1 annotation name per query. If 'annotationIsNot' is
* true, we test for the non-existence of the specified annotation.
*
* Testing for not annotation will do the same thing as a normal query and
* remove everything that doesn't have that annotation. Asking for things
* that DO have a given annotation is a little different. It also includes
* things that have never been visited. This allows place queries to be
* returned as well as anything else that may have been tagged with an
* annotation. This will only work for RESULTS_AS_URI since there will be
* no visits for these items.
*/
attribute boolean annotationIsNot;
attribute AUTF8String annotation;
readonly attribute boolean hasAnnotation;
/**
* Limit results to items that are tagged with all of the given tags. This
* attribute must be set to an array of strings. When called as a getter it
* will return an array of strings sorted ascending in lexicographical order.
* The array may be empty in either case. Duplicate tags may be specified
* when setting the attribute, but the getter returns only unique tags.
*
* To search for items that are tagged with any given tags rather than all,
* multiple queries may be passed to nsINavHistoryService.executeQueries().
*/
attribute nsIVariant tags;
/**
* If 'tagsAreNot' is true, the results are instead limited to items that
* are not tagged with any of the given tags. This attribute is used in
* conjunction with the 'tags' attribute.
*/
attribute boolean tagsAreNot;
/**
* Limit results to items that are in all of the given folders.
*/
void getFolders([optional] out unsigned long count,
[retval,array,size_is(count)] out long long folders);
readonly attribute unsigned long folderCount;
/**
* For the special result type RESULTS_AS_TAG_CONTENTS we can define only
* one folder that must be a tag folder. This is not recursive so results
* will be returned from the first level of that folder.
*/
void setFolders([const,array, size_is(folderCount)] in long long folders,
in unsigned long folderCount);
/**
* Creates a new query item with the same parameters of this one.
*/
nsINavHistoryQuery clone();
};
/**
* This object represents the global options for executing a query.
*/
[scriptable, uuid(2d8ff86b-f8c2-451c-8a1a-1ff0749a074e)]
interface nsINavHistoryQueryOptions : nsISupports
{
/**
* You can ask for the results to be pre-sorted. Since the DB has indices
* of many items, it can produce sorted results almost for free. These should
* be self-explanatory.
*
* Note: re-sorting is slower, as is sorting by title or when you have a
* host name.
*
* For bookmark items, SORT_BY_NONE means sort by the natural bookmark order.
*/
const unsigned short SORT_BY_NONE = 0;
const unsigned short SORT_BY_TITLE_ASCENDING = 1;
const unsigned short SORT_BY_TITLE_DESCENDING = 2;
const unsigned short SORT_BY_DATE_ASCENDING = 3;
const unsigned short SORT_BY_DATE_DESCENDING = 4;
const unsigned short SORT_BY_URI_ASCENDING = 5;
const unsigned short SORT_BY_URI_DESCENDING = 6;
const unsigned short SORT_BY_VISITCOUNT_ASCENDING = 7;
const unsigned short SORT_BY_VISITCOUNT_DESCENDING = 8;
const unsigned short SORT_BY_KEYWORD_ASCENDING = 9;
const unsigned short SORT_BY_KEYWORD_DESCENDING = 10;
const unsigned short SORT_BY_DATEADDED_ASCENDING = 11;
const unsigned short SORT_BY_DATEADDED_DESCENDING = 12;
const unsigned short SORT_BY_LASTMODIFIED_ASCENDING = 13;
const unsigned short SORT_BY_LASTMODIFIED_DESCENDING = 14;
const unsigned short SORT_BY_TAGS_ASCENDING = 17;
const unsigned short SORT_BY_TAGS_DESCENDING = 18;
const unsigned short SORT_BY_ANNOTATION_ASCENDING = 19;
const unsigned short SORT_BY_ANNOTATION_DESCENDING = 20;
const unsigned short SORT_BY_FRECENCY_ASCENDING = 21;
const unsigned short SORT_BY_FRECENCY_DESCENDING = 22;
/**
* "URI" results, one for each URI visited in the range. Individual result
* nodes will be of type "URI".
*/
const unsigned short RESULTS_AS_URI = 0;
/**
* "Visit" results, with one for each time a page was visited (this will
* often give you multiple results for one URI). Individual result nodes will
* have type "Visit"
*
* @note This result type is only supported by QUERY_TYPE_HISTORY.
*/
const unsigned short RESULTS_AS_VISIT = 1;
/**
* This is identical to RESULT_TYPE_VISIT except that individual result nodes
* will have type "FullVisit". This is used for the attributes that are not
* commonly accessed to save space in the common case (the lists can be very
* long).
*
* @note Not yet implemented. See bug 409662.
* @note This result type is only supported by QUERY_TYPE_HISTORY.
*/
const unsigned short RESULTS_AS_FULL_VISIT = 2;
/**
* This returns query nodes for each predefined date range where we
* had visits. The node contains information how to load its content:
* - visits for the given date range will be loaded.
*
* @note This result type is only supported by QUERY_TYPE_HISTORY.
*/
const unsigned short RESULTS_AS_DATE_QUERY = 3;
/**
* This returns nsINavHistoryQueryResultNode nodes for each site where we
* have visits. The node contains information how to load its content:
* - last visit for each url in the given host will be loaded.
*
* @note This result type is only supported by QUERY_TYPE_HISTORY.
*/
const unsigned short RESULTS_AS_SITE_QUERY = 4;
/**
* This returns nsINavHistoryQueryResultNode nodes for each day where we
* have visits. The node contains information how to load its content:
* - list of hosts visited in the given period will be loaded.
*
* @note This result type is only supported by QUERY_TYPE_HISTORY.
*/
const unsigned short RESULTS_AS_DATE_SITE_QUERY = 5;
/**
* This returns nsINavHistoryQueryResultNode nodes for each tag.
* The node contains information how to load its content:
* - list of bookmarks with the given tag will be loaded.
*
* @note Setting this resultType will force queryType to QUERY_TYPE_BOOKMARKS.
*/
const unsigned short RESULTS_AS_TAG_QUERY = 6;
/**
* This is a container with an URI result type that contains the last
* modified bookmarks for the given tag.
* Tag folder id must be defined in the query.
*
* @note Setting this resultType will force queryType to QUERY_TYPE_BOOKMARKS.
*/
const unsigned short RESULTS_AS_TAG_CONTENTS = 7;
/**
* The sorting mode to be used for this query.
* mode is one of SORT_BY_*
*/
attribute unsigned short sortingMode;
/**
* The annotation to use in SORT_BY_ANNOTATION_* sorting modes.
*/
attribute AUTF8String sortingAnnotation;
/**
* Sets the result type. One of RESULT_TYPE_* which includes how URIs are
* represented.
*/
attribute unsigned short resultType;
/**
* This option excludes all URIs and separators from a bookmarks query.
* This would be used if you just wanted a list of bookmark folders and
* queries (such as the left pane of the places page).
* Defaults to false.
*/
attribute boolean excludeItems;
/**
* Set to true to exclude queries ("place:" URIs) from the query results.
* Simple folder queries (bookmark folder symlinks) will still be included.
* Defaults to false.
*/
attribute boolean excludeQueries;
/**
* Set to true to exclude read-only folders from the query results. This is
* designed for cases where you want to give the user the option of filing
* something into a list of folders. It only affects cases where the actual
* folder result node would appear in its parent folder and filters it out.
* It doesn't affect the query at all, and doesn't affect more complex
* queries (such as "folders with annotation X").
*/
attribute boolean excludeReadOnlyFolders;
/**
* This option excludes items from a bookmarks query
* if the parent of the item has this annotation.
* An example is to exclude livemark items
* (parent folders have the "livemark/feedURI" annotation)
* Ignored for queries over history.
*/
attribute AUTF8String excludeItemIfParentHasAnnotation;
/**
* When set, allows items with "place:" URIs to appear as containers,
* with the container's contents filled in from the stored query.
* If not set, these will appear as normal items. Doesn't do anything if
* excludeQueries is set. Defaults to false.
*
* Note that this has no effect on folder links, which are place: URIs
* returned by nsINavBookmarkService.GetFolderURI. These are always expanded
* and will appear as bookmark folders.
*/
attribute boolean expandQueries;
/**
* Most items in history are marked "hidden." Only toplevel pages that the
* user sees in the URL bar are not hidden. Hidden things include the content
* of iframes and all images on web pages. Normally, you don't want these
* things. If you do, set this flag and you'll get all items, even hidden
* ones. Does nothing for bookmark queries. Defaults to false.
*/
attribute boolean includeHidden;
/**
* Include both redirected-from and redirected-to pages into results.
*/
const unsigned short REDIRECTS_MODE_ALL = 0;
/**
* Query results will not include redirected-to pages, but will include
* redirected-from pages.
*/
const unsigned short REDIRECTS_MODE_SOURCE = 1;
/**
* Query results will not include redirected-from pages but will include
* redirected-to pages.
*/
const unsigned short REDIRECTS_MODE_TARGET = 2;
/**
* Defines how redirects should be handled, see REDIRECTS_MODE_* constants
* above.
* Defaults to REDIRECTS_MODE_ALL.
* Note: this option is effective only on QUERY_TYPE_HISTORY.
*/
attribute unsigned short redirectsMode;
/**
* This is the maximum number of results that you want. The query is exeucted,
* the results are sorted, and then the top 'maxResults' results are taken
* and returned. Set to 0 (the default) to get all results.
*
* THIS DOES NOT WORK IN CONJUNCTION WITH SORTING BY TITLE. This is because
* sorting by title requires us to sort after using locale-sensetive sorting
* (as opposed to letting the database do it for us).
*
* Instead, we get the result ordered by date, pick the maxResult most recent
* ones, and THEN sort by title.
*/
attribute unsigned long maxResults;
const unsigned short QUERY_TYPE_HISTORY = 0;
const unsigned short QUERY_TYPE_BOOKMARKS = 1;
/* Unified queries are not yet implemented. See bug 378798 */
const unsigned short QUERY_TYPE_UNIFIED = 2;
/**
* The type of search to use when querying the DB; This attribute is only
* honored by query nodes. It is silently ignored for simple folder queries.
*/
attribute unsigned short queryType;
/**
* When this is true, the root container node generated by these options and
* its descendant containers will be opened asynchronously if they support it.
* This is false by default.
*
* @note Currently only bookmark folder containers support being opened
* asynchronously.
*/
attribute boolean asyncEnabled;
/**
* Creates a new options item with the same parameters of this one.
*/
nsINavHistoryQueryOptions clone();
};
[scriptable, uuid(437f539b-d541-4a0f-a200-6f9a6d45cce2)]
interface nsINavHistoryService : nsISupports
{
/**
* System Notifications:
*
* places-init-complete - Sent once the History service is completely
* initialized successfully.
* places-database-locked - Sent if initialization of the History service
* failed due to the inability to open the places.sqlite
* for access reasons.
*/
/**
* This transition type means the user followed a link and got a new toplevel
* window.
*/
const unsigned long TRANSITION_LINK = 1;
/**
* This transition type means that the user typed the page's URL in the
* URL bar or selected it from URL bar autocomplete results, clicked on
* it from a history query (from the History sidebar, History menu,
* or history query in the personal toolbar or Places organizer.
*/
const unsigned long TRANSITION_TYPED = 2;
/**
* This transition is set when the user followed a bookmark to get to the
* page.
*/
const unsigned long TRANSITION_BOOKMARK = 3;
/**
* This transition type is set when some inner content is loaded. This is
* true of all images on a page, and the contents of the iframe. It is also
* true of any content in a frame if the user did not explicitly follow
* a link to get there.
*/
const unsigned long TRANSITION_EMBED = 4;
/**
* Set when the transition was a permanent redirect.
*/
const unsigned long TRANSITION_REDIRECT_PERMANENT = 5;
/**
* Set when the transition was a temporary redirect.
*/
const unsigned long TRANSITION_REDIRECT_TEMPORARY = 6;
/**
* Set when the transition is a download.
*/
const unsigned long TRANSITION_DOWNLOAD = 7;
/**
* This transition type means the user followed a link and got a visit in
* a frame.
*/
const unsigned long TRANSITION_FRAMED_LINK = 8;
/**
* Set when database is coherent
*/
const unsigned short DATABASE_STATUS_OK = 0;
/**
* Set when database did not exist and we created a new one
*/
const unsigned short DATABASE_STATUS_CREATE = 1;
/**
* Set when database was corrupt and we replaced it
*/
const unsigned short DATABASE_STATUS_CORRUPT = 2;
/**
* Set when database schema has been upgraded
*/
const unsigned short DATABASE_STATUS_UPGRADED = 3;
/**
* Returns the current database status
*/
readonly attribute unsigned short databaseStatus;
/**
* True if there is any history. This can be used in UI to determine whether
* the "clear history" button should be enabled or not. This is much better
* than using BrowserHistory.count since that can be very slow if there is
* a lot of history (it must enumerate each item). This is pretty fast.
*/
readonly attribute boolean hasHistoryEntries;
/**
* Gets the original title of the page.
*/
AString getPageTitle(in nsIURI aURI);
/**
* This is just like markPageAsTyped (in nsIBrowserHistory, also implemented
* by the history service), but for bookmarks. It declares that the given URI
* is being opened as a result of following a bookmark. If this URI is loaded
* soon after this message has been received, that transition will be marked
* as following a bookmark.
*/
void markPageAsFollowedBookmark(in nsIURI aURI);
/**
* Gets the stored character-set for an URI.
*
* @param aURI
* URI to retrieve character-set for
* @return character-set, empty string if not found
*/
AString getCharsetForURI(in nsIURI aURI);
/**
* Sets the character-set for an URI.
*
* @param aURI
* URI to set the character-set for
* @param aCharset
* character-set to be set
*/
void setCharsetForURI(in nsIURI aURI, in AString aCharset);
/**
* Returns true if this URI would be added to the history. You don't have to
* worry about calling this, addPageToSession/addURI will always check before
* actually adding the page. This function is public because some components
* may want to check if this page would go in the history (i.e. for
* annotations).
*/
boolean canAddURI(in nsIURI aURI);
/**
* Call to manually add a visit for a specific page. This will probably not
* be commonly used other than for backup/restore type operations. If the URI
* does not have an entry in the history database already, one will be created
* with no visits, no title, hidden, not typed. Adding a visit will
* automatically increment the visit count for the visited page and will unhide
* it and/or mark it typed according to the transition type.
*
* @param aURI Visited page
* @param aTime Time page was visited (microseconds)
* @param aReferringURI The URI of the visit that generated this one. Use
* null for no referrer.
* @param aTranstitionType Type of transition: one of TRANSITION_* above
* @param aIsRedirect True if the given visit redirects to somewhere else.
* (ie you will create an visit out of here that is a
* redirect transition). This causes this page to be
* hidden in normal history views (unless it has been
* unhidden by visiting it with a non-redirect).
* @param aSessionID The session ID that this page belongs to. Use 0 for
* no session.
* @return The ID of the created visit. This will be 0 if the URI cannot
* be added to history (canAddURI = false) or the visit is session
* persistent (TRANSITION_EMBED).
*/
long long addVisit(in nsIURI aURI, in PRTime aTime,
in nsIURI aReferringURI, in long aTransitionType,
in boolean aIsRedirect, in long long aSessionID);
/**
* This returns a new query object that you can pass to executeQuer[y/ies].
* It will be initialized to all empty (so using it will give you all history).
*/
nsINavHistoryQuery getNewQuery();
/**
* This returns a new options object that you can pass to executeQuer[y/ies]
* after setting the desired options.
*/
nsINavHistoryQueryOptions getNewQueryOptions();
/**
* Executes a single query.
*/
nsINavHistoryResult executeQuery(in nsINavHistoryQuery aQuery,
in nsINavHistoryQueryOptions options);
/**
* Executes an array of queries. All of the query objects are ORed
* together. Within a query, all the terms are ANDed together as in
* executeQuery. See executeQuery()
*/
nsINavHistoryResult executeQueries(
[array,size_is(aQueryCount)] in nsINavHistoryQuery aQueries,
in unsigned long aQueryCount,
in nsINavHistoryQueryOptions options);
/**
* Converts a query URI-like string to an array of actual query objects for
* use to executeQueries(). The output query array may be empty if there is
* no information. However, there will always be an options structure returned
* (if nothing is defined, it will just have the default values).
*/
void queryStringToQueries(in AUTF8String aQueryString,
[array, size_is(aResultCount)] out nsINavHistoryQuery aQueries,
out unsigned long aResultCount,
out nsINavHistoryQueryOptions options);
/**
* Converts a query into an equivalent string that can be persisted. Inverse
* of queryStringToQueries()
*/
AUTF8String queriesToQueryString(
[array, size_is(aQueryCount)] in nsINavHistoryQuery aQueries,
in unsigned long aQueryCount,
in nsINavHistoryQueryOptions options);
/**
* Adds a history observer. If ownsWeak is false, the history service will
* keep an owning reference to the observer. If ownsWeak is true, then
* aObserver must implement nsISupportsWeakReference, and the history service
* will keep a weak reference to the observer.
*/
void addObserver(in nsINavHistoryObserver observer, in boolean ownsWeak);
/**
* Removes a history observer.
*/
void removeObserver(in nsINavHistoryObserver observer);
/**
* Runs the passed callback in batch mode. Use this when a lot of things
* are about to change. Calls can be nested, observers will only be
* notified when all batches begin/end.
*
* @param aCallback
* nsINavHistoryBatchCallback interface to call.
* @param aUserData
* Opaque parameter passed to nsINavBookmarksBatchCallback
*/
void runInBatchMode(in nsINavHistoryBatchCallback aCallback,
in nsISupports aClosure);
/**
* True if history is disabled. currently,
* history is disabled if the places.history.enabled pref is false.
*/
readonly attribute boolean historyDisabled;
/**
* Import the given Mork history file.
* @param file The Mork history file to import
*/
void importHistory(in nsIFile file);
};
/**
* @see runInBatchMode of nsINavHistoryService/nsINavBookmarksService
*/
[scriptable, uuid(5143f2bb-be0a-4faf-9acb-b0ed3f82952c)]
interface nsINavHistoryBatchCallback : nsISupports {
void runBatched(in nsISupports aUserData);
};