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/* -*- Mode: IDL; tab-width: 4; 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 the Mozilla browser.
*
* The Initial Developer of the Original Code is
* Netscape Communications, Inc.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Travis Bogard <travis@netscape.com>
* Steve Clark <buster@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 ***** */
#include "nsISupports.idl"
#include "nsIDocShellTreeItem.idl"
/**
* The nsIDocShellTreeNode supplies the methods for interacting with children
* of a docshell. These are essentially the methods that turn a single docshell
* into a docshell tree.
*/
// XXXbz this interface should probably inherit from nsIDocShellTreeItem, and
// some methods should move from there to here...
[scriptable, uuid(37f1ab73-f224-44b1-82f0-d2834ab1cec0)]
interface nsIDocShellTreeNode : nsISupports
{
/*
The current number of DocShells which are immediate children of the
this object.
*/
readonly attribute long childCount;
/*
Add a new child DocShellTreeItem. Adds to the end of the list.
Note that this does NOT take a reference to the child. The child stays
alive only as long as it's referenced from outside the docshell tree.
@throws NS_ERROR_ILLEGAL_VALUE if child corresponds to the same
object as this treenode or an ancestor of this treenode.
// XXXbz this should take an nsIDocShellTreeNode, I think.
*/
void addChild(in nsIDocShellTreeItem child);
/*
Removes a child DocShellTreeItem.
// XXXbz this should take an nsIDocShellTreeNode, I think.
*/
void removeChild(in nsIDocShellTreeItem child);
/* Return the child at the index requested. This is 0-based.*/
nsIDocShellTreeItem getChildAt(in long index);
/*
Return the child DocShellTreeItem with the specified name.
aName - This is the name of the item that is trying to be found.
aRecurse - Is used to tell the function to recurse through children.
Note, recursion will only happen through items of the same type.
aSameType - If this is set only children of the same type will be returned.
aRequestor - This is the docshellTreeItem that is requesting the find. This
parameter is used when recursion is being used to avoid searching the same
tree again when a child has asked a parent to search for children.
aOriginalRequestor - The original treeitem that made the request, if any.
This is used to ensure that we don't run into cross-site issues.
Note the search is depth first when recursing.
// XXXbz this should return an nsIDocShellTreeNode, I think.
*/
nsIDocShellTreeItem findChildWithName(in wstring aName,
in boolean aRecurse,
in boolean aSameType,
in nsIDocShellTreeItem aRequestor,
in nsIDocShellTreeItem aOriginalRequestor);
};
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