modules/minibuffer-read-mime-type.js

   1 /**
   2  * (C) Copyright 2008 Jeremy Maitin-Shepard
   3  *
   4  * Use, modification, and distribution are subject to the terms specified in the
   5  * COPYING file.
   6 **/
   7
   8 require("minibuffer-read.js");
   9
  10 let _viewable_mime_type_list = null;
  11
  12 __defineGetter__("viewable_mime_type_list", function () {
  13                      if (_viewable_mime_type_list == null) {
  14                          let list = [];
  15                          var en = category_manager.enumerateCategory("Gecko-Content-Viewers");
  16                          while (en.hasMoreElements()) list.push(en.getNext().QueryInterface(Ci.nsISupportsCString).toString());
  17                          _viewable_mime_type_list = list;
  18                      }
  19                      return _viewable_mime_type_list;
  20                  });
  21
  22 var category_manager = Cc["@mozilla.org/categorymanager;1"].getService(Ci.nsICategoryManager);
  23
  24 minibuffer.prototype.read_viewable_mime_type = function () {
  25     var result = yield this.read(forward_keywords(arguments),
  26                                  $match_required,
  27                                  $completer = prefix_completer($completions = viewable_mime_type_list));
  28     yield co_return(result);
  29 };