nsISelectionListener.idl

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsISupports.idl"

webidl Document;

webidl Selection;

[scriptable, uuid(45686299-ae2b-46bc-9502-c56c35691ab9)]

interface nsISelectionListener : nsISupports

  const short NO_REASON=0;

  const short DRAG_REASON=1;

  const short MOUSEDOWN_REASON=2;/*bitflags*/

  const short MOUSEUP_REASON=4;/*bitflags*/

  const short KEYPRESS_REASON=8;/*bitflags*/

  const short SELECTALL_REASON=16;

  const short COLLAPSETOSTART_REASON=32;

  const short COLLAPSETOEND_REASON=64;

  const short IME_REASON=128;

  // JS_REASON is set if the selection change is directly caused by a call

  // of Selection API or Range API.

  const short JS_REASON=256;

  // Values of nsSelectionAmount.

  // Reflects the granularity in which the selection caret has moved.

  const long CHARACTER_AMOUNT = 0;

  const long CLUSTER_AMOUNT = 1;

  const long WORD_AMOUNT = 2;

  const long WORDNOSPACE_AMOUNT = 3;

  const long LINE_AMOUNT = 4;

  const long BEGINLINE_AMOUNT = 5;

  const long ENDLINE_AMOUNT = 6;

  const long NO_AMOUNT = 7;

  const long PARAGRAPH_AMOUNT = 8;

  [can_run_script]

  void notifySelectionChanged(in Document doc, in Selection sel,

                              in short reason, in long amount);

};

%{C++

namespace mozilla {

/**

 * Returning names of `nsISelectionListener::*_REASON` in aReasons.

*/

nsCString SelectionChangeReasonsToCString(int16_t aReasons);

} // namespace mozilla

%}