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/gecko_sdk/idl/nsIHashable.idl

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IDL | 59 lines | 7 code | 3 blank | 49 comment | 0 complexity | 94e6cdbdeb8d7ff49a57decf9f2966b3 MD5 | raw file
  1. /* ***** BEGIN LICENSE BLOCK *****
  2. * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  3. *
  4. * The contents of this file are subject to the Mozilla Public License Version
  5. * 1.1 (the "License"); you may not use this file except in compliance with
  6. * the License. You may obtain a copy of the License at
  7. * http://www.mozilla.org/MPL/
  8. *
  9. * Software distributed under the License is distributed on an "AS IS" basis,
  10. * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  11. * for the specific language governing rights and limitations under the
  12. * License.
  13. *
  14. * The Original Code is Mozilla XPCOM.
  15. *
  16. * The Initial Developer of the Original Code is
  17. * Benjamin Smedberg <benjamin@smedbergs.us>.
  18. *
  19. * Portions created by the Initial Developer are Copyright (C) 2005
  20. * the Mozilla Foundation <http://www.mozilla.org/>. All Rights Reserved.
  21. *
  22. * Contributor(s):
  23. *
  24. * Alternatively, the contents of this file may be used under the terms of
  25. * either the GNU General Public License Version 2 or later (the "GPL"), or
  26. * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  27. * in which case the provisions of the GPL or the LGPL are applicable instead
  28. * of those above. If you wish to allow use of your version of this file only
  29. * under the terms of either the GPL or the LGPL, and not to allow others to
  30. * use your version of this file under the terms of the MPL, indicate your
  31. * decision by deleting the provisions above and replace them with the notice
  32. * and other provisions required by the GPL or the LGPL. If you do not delete
  33. * the provisions above, a recipient may use your version of this file under
  34. * the terms of any one of the MPL, the GPL or the LGPL.
  35. *
  36. * ***** END LICENSE BLOCK ***** */
  37. #include "nsISupports.idl"
  38. /**
  39. * Represents an object that can be stored in a hashtable.
  40. *
  41. * @status FROZEN - This interface will not change in the Mozilla 1.x lifetime
  42. */
  43. [scriptable, uuid(17e595fa-b57a-4933-bd0f-b1812e8ab188)]
  44. interface nsIHashable : nsISupports
  45. {
  46. /**
  47. * Is this object the equivalent of the other object?
  48. */
  49. boolean equals(in nsIHashable aOther);
  50. /**
  51. * A generated hashcode for this object. Objects that are equivalent
  52. * must have the same hash code. Getting this property should never
  53. * throw an exception!
  54. */
  55. readonly attribute unsigned long hashCode;
  56. };