DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

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/* 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"

interface nsIAutoCompleteResult;
interface nsIAutoCompleteObserver;

[scriptable, uuid(DE8DB85F-C1DE-4d87-94BA-7844890F91FE)]
interface nsIAutoCompleteSearch : nsISupports
{
  /*
   * Search for a given string and notify a listener (either synchronously
   * or asynchronously) of the result
   *
   * @param searchString - The string to search for
   * @param searchParam - An extra parameter
   * @param previousResult - A previous result to use for faster searching
   * @param listener - A listener to notify when the search is complete
   */
  void startSearch(in AString searchString,
                   in AString searchParam,
                   in nsIAutoCompleteResult previousResult,
                   in nsIAutoCompleteObserver listener);

  /*
   * Stop all searches that are in progress
   */
  void stopSearch();
};

[scriptable, uuid(8bd1dbbc-dcce-4007-9afa-b551eb687b61)]
interface nsIAutoCompleteObserver : nsISupports
{
  /*
   * Called when a search is complete and the results are ready
   *
   * @param search - The search object that processed this search
   * @param result - The search result object
   */
  [can_run_script] void onSearchResult(in nsIAutoCompleteSearch search,
                                       in nsIAutoCompleteResult result);
};

[scriptable, uuid(4c3e7462-fbfb-4310-8f4b-239238392b75)]
interface nsIAutoCompleteSearchDescriptor : nsISupports
{
  // The search is started after the timeout specified by the corresponding
  // nsIAutoCompleteInput implementation.
  const unsigned short SEARCH_TYPE_DELAYED = 0;
  // The search is started synchronously, before any delayed searches.
  const unsigned short SEARCH_TYPE_IMMEDIATE = 1;

  /**
   * Identifies the search behavior.
   * Should be one of the SEARCH_TYPE_* constants above.
   * Defaults to SEARCH_TYPE_DELAYED.
   */
  readonly attribute unsigned short searchType;

  /*
   * Whether a new search should be triggered when the user deletes the
   * autofilled part.
   */
  readonly attribute boolean clearingAutoFillSearchesAgain;
};