/*
 * Copyright (C) 2007 Apple Inc.  All rights reserved.
 * Copyright (C) 2009 Google Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

// This is based off of Mozilla's Selection interface
// https://developer.mozilla.org/En/DOM/Selection
[
    JSGenerateIsReachable=ReachableFromDOMWindow,
    InterfaceName=Selection
] interface DOMSelection {
    readonly attribute Node? anchorNode;
    readonly attribute unsigned long anchorOffset;
    readonly attribute Node? focusNode;
    readonly attribute unsigned long focusOffset;

    readonly attribute boolean isCollapsed;
    readonly attribute unsigned long rangeCount;

    readonly attribute DOMString type;
    
    Range getRangeAt(unsigned long index) raises(DOMException);
    void addRange(Range range);
    [EnabledBySetting=LiveRangeSelection, MayThrowException] void removeRange(Range range);
    void removeAllRanges();
    
    void empty();
    
    void collapse(Node? node, optional unsigned long index = 0) raises(DOMException);
    void setPosition(Node? node, optional unsigned long offset = 0) raises(DOMException);
    
    void collapseToEnd() raises(DOMException);
    void collapseToStart() raises(DOMException);

    void extend(Node node, optional unsigned long offset = 0) raises(DOMException);
	
	void setBaseAndExtent(Node? baseNode, optional unsigned long baseOffset = 0, Node? extentNode, optional unsigned long extentOffset = 0) raises(DOMException);
    void selectAllChildren(Node node) raises(DOMException);
    
    void deleteFromDocument();
    boolean containsNode(Node node, optional boolean allowPartial = false);

    [NotEnumerable] DOMString toString();

    // Non-standard methods and attributes.
	void modify(optional DOMString alter, optional DOMString direction, optional DOMString granularity);

    readonly attribute Node? baseNode;
    readonly attribute unsigned long baseOffset;
    readonly attribute Node? extentNode;
    readonly attribute unsigned long extentOffset;
};
