accessible/interfaces/nsIAccessibleVirtualCursorChangeEvent.idl

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "nsIAccessibleEvent.idl"
   7
   8 /*
   9  * An interface for virtual cursor changed events.
  10  * Passes previous cursor position and text offsets.
  11  */
  12 [scriptable, builtinclass, uuid(a58693b1-009e-4cc9-ae93-9c7d8f85cfdf)]
  13 interface nsIAccessibleVirtualCursorChangeEvent : nsIAccessibleEvent
  14 {
  15   /**
  16    * Previous object pointed at by virtual cursor, null if none.
  17    */
  18   readonly attribute nsIAccessible oldAccessible;
  19
  20   /**
  21    * Previous start offset of pivot, otherwise -1.
  22    */
  23   readonly attribute long oldStartOffset;
  24
  25   /**
  26    * Previous end offset of pivot, otherwise -1.
  27    */
  28   readonly attribute long oldEndOffset;
  29
  30   /**
  31    * New object pointed at by virtual cursor, null if none.
  32    */
  33   readonly attribute nsIAccessible newAccessible;
  34
  35   /**
  36    * New start offset of pivot, otherwise -1.
  37    */
  38   readonly attribute long newStartOffset;
  39
  40   /**
  41    * New end offset of pivot, otherwise -1.
  42    */
  43   readonly attribute long newEndOffset;
  44
  45   /**
  46    * Reason for virtual cursor move.
  47    */
  48   readonly attribute short reason;
  49
  50   /**
  51    * Text boundary type for movement, NO_BOUNDARY if none.
  52    */
  53   readonly attribute short boundaryType;
  54 };