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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/. */
"use strict";
module.metadata = {
"stability": "deprecated"
};
const {Cc,Ci} = require("chrome");
const apiUtils = require("./api-utils");
/**
* A bundle of strings.
*
* @param url {String}
* the URL of the string bundle
*/
exports.StringBundle = apiUtils.publicConstructor(function StringBundle(url) {
let stringBundle = Cc["@mozilla.org/intl/stringbundle;1"].
getService(Ci.nsIStringBundleService).
createBundle(url);
this.__defineGetter__("url", function () url);
/**
* Get a string from the bundle.
*
* @param name {String}
* the name of the string to get
* @param args {array} [optional]
* an array of arguments that replace occurrences of %S in the string
*
* @returns {String} the value of the string
*/
this.get = function strings_get(name, args) {
try {
if (args)
return stringBundle.formatStringFromName(name, args, args.length);
else
return stringBundle.GetStringFromName(name);
}
catch(ex) {
// f.e. "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE)
// [nsIStringBundle.GetStringFromName]"
throw new Error("String '" + name + "' could not be retrieved from the " +
"bundle due to an unknown error (it doesn't exist?).");
}
},
/**
* Iterate the strings in the bundle.
*
*/
apiUtils.addIterator(
this,
function keysValsGen() {
let enumerator = stringBundle.getSimpleEnumeration();
while (enumerator.hasMoreElements()) {
let elem = enumerator.getNext().QueryInterface(Ci.nsIPropertyElement);
yield [elem.key, elem.value];
}
}
);
});
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