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8bf95c7d17
Refactor in FindBoundary to allow easier skipping of leaves in the loop. Differential Revision: https://phabricator.services.mozilla.com/D168445
44 lines
1.7 KiB
Plaintext
44 lines
1.7 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsISupports.idl"
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#include "nsIArray.idl"
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#include "nsIAccessibleText.idl"
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interface nsIAccessible;
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[scriptable, builtinclass, uuid(9181e777-8954-4f8f-8cee-32f9771e40d7)]
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interface nsIAccessibleTextLeafPoint : nsISupports
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{
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attribute nsIAccessible accessible;
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attribute long offset;
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/**
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* Find a boundary (word start, line start, etc.) in a specific direction.
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* If no boundary is found, the start/end of the document is returned
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* (depending on the direction).
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*
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* @param aBoundaryType [in] the boundary type to search for
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* @param aDirection [in] search next or previous
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* @param aFlags [in] optional flags for search
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*/
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nsIAccessibleTextLeafPoint findBoundary(in AccessibleTextBoundary aBoundaryType,
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in unsigned long aDirection,
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in unsigned long aFlags);
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const long DIRECTION_NEXT = 0x0;
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const long DIRECTION_PREVIOUS = 0x1;
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// Keep these flags up to date with the ones in TextLeafPoint.
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const unsigned long BOUNDARY_FLAG_DEFAULT = 0x0;
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// If current point is a matching boundary, return unchanged.
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const unsigned long BOUNDARY_FLAG_INCLUDE_ORIGIN = 0x1;
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// Do not search past end of editables.
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const unsigned long BOUNDARY_FLAG_STOP_IN_EDITABLE = 0x2;
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// Skip over list items in searches and don't consider them line or paragraph starts.
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const unsigned long BOUNDARY_FLAG_SKIP_LIST_ITEM_MARKER = 0x4;
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};
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