toolkit/actors/ExtFindChild.jsm

   1 /* vim: set ts=2 sw=2 sts=2 et tw=80: */
   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 "use strict";
   6
   7 var EXPORTED_SYMBOLS = ["ExtFindChild"];
   8
   9 const {ActorChild} = ChromeUtils.import("resource://gre/modules/ActorChild.jsm");
  10
  11 ChromeUtils.defineModuleGetter(this, "FindContent",
  12                                "resource://gre/modules/FindContent.jsm");
  13
  14 class ExtFindChild extends ActorChild {
  15   async receiveMessage(message) {
  16     if (!this._findContent) {
  17       this._findContent = new FindContent(this.mm.docShell);
  18     }
  19
  20     let data;
  21     switch (message.name) {
  22       case "ext-Finder:CollectResults":
  23         this.finderInited = true;
  24         data = await this._findContent.findRanges(message.data);
  25         this.mm.sendAsyncMessage("ext-Finder:CollectResultsFinished", data);
  26         break;
  27       case "ext-Finder:HighlightResults":
  28         data = this._findContent.highlightResults(message.data);
  29         this.mm.sendAsyncMessage("ext-Finder:HighlightResultsFinished", data);
  30         break;
  31       case "ext-Finder:clearHighlighting":
  32         this._findContent.highlighter.highlight(false);
  33         break;
  34     }
  35   }
  36 }