mailnews/base/public/nsIMsgKeyArray.idl
author Richard Marti <richard.marti@gmail.com>
Fri, 16 Sep 2011 23:02:07 +0200
changeset 9187 8809beb3c8dd3c2f55acdc16f40248f27c6c5920
parent 8228 8f6268c4dc0a33c1428dce9ba8a0abd448996499
child 12286 84ac3c71109811da751f0ef2d72108075938f094
permissions -rw-r--r--
Bug 604757 - Attendee status icon is missing r=philipp

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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  * The Original Code is mozilla.org code.
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 * Contributor(s):
 *   David Bienvenu <bienvenu@mozilla.com>
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/**
 * This interface wraps an nsTArray<nsMsgKey> so that we can pass arrays
 * back and forth between c++ and js (or via xpconnect generally).
 */

#include "nsISupports.idl"
#include "MailNewsTypes2.idl"

[scriptable, uuid(e8fcaada-64b7-4e39-9f1d-10ddb0f1de64)]
interface nsIMsgKeyArray : nsISupports {
  /**
   * Get the key at the specified 0-based array index.
   *
   * @param aIndex 0-based index.
   * @returns key at the specified index.
   */
  nsMsgKey getKeyAt(in long aIndex);

  readonly attribute unsigned long length;

  void setCapacity(in unsigned long aCapacity);
  /**
   * Adds a key to the end of the array
   * @param key to append to the array.
   */
  void appendElement(in nsMsgKey aMsgKey);

  /**
   * Sort the array by key.
   */
  void sort();

  /**
   * Retrieves the entire array in such a way that xpconnect can easily
   * create a js array of the keys.
   *
   * @returns array of the keys
   */
  void getArray(out unsigned long aCount,
           [array, size_is(aCount)] out nsMsgKey aKeys);
};