| 2387,18 → 2387,21 |
|---|
| }()); |
| |
| /** |
| * Executes a function if and once its requirements are fulfilled. |
| * Executes a function if and once its dependencies are met. |
| * |
| * @function |
| */ |
| jsx.require = (function () { |
| var _importOnce = jsx.importOnce; |
| var _isArray = jsx.object.isArray; |
| var _jsx = jsx; |
| var _importOnce = _jsx.importOnce; |
| var _jsx_object = _jsx.object; |
| var _isArray = _jsx_object.isArray; |
| var _addEventListener; |
| |
| /** |
| * @param {string|Array} uri |
| * @param {string|Array} dependencies |
| * URI-reference or <code>Array</code> of URI-references |
| * specifying the requirement(s) |
| * specifying the dependency/dependencies |
| * @param {Function} callback |
| * Function to be executed |
| * @return {any} |
| 2405,26 → 2408,62 |
|---|
| * The return value of <var>callback</var>, |
| * <code>undefined</code> otherwise. |
| */ |
| return function (uri, callback) { |
| if (!_isArray(uri)) |
| return function jsx_require (dependencies, callback) { |
| if (!_isArray(dependencies)) |
| { |
| uri = [uri]; |
| dependencies = [dependencies]; |
| } |
| |
| var success = true; |
| for (var i = 0, len = uri.length; i < len; ++i) |
| var script = document.createElement("script"); |
| |
| if (!script) |
| { |
| if (!_importOnce(uri[i])) |
| { |
| success = false; |
| break; |
| } |
| return false; |
| } |
| |
| if (success) |
| if (typeof _addEventListener == "undefined") |
| { |
| return callback(); |
| _addEventListener = jsx.object.getFeature(jsx, "dom", "addEventListener"); |
| } |
| |
| if (_addEventListener) |
| { |
| var listenerSupported = _addEventListener(script, "load", |
| function () { |
| dependencies.shift(); |
| |
| if (dependencies.length == 0) |
| { |
| /* All dependencies loaded successfully */ |
| return callback(); |
| } |
| |
| jsx_require(dependencies, callback); |
| }); |
| } |
| |
| if (listenerSupported) |
| { |
| script.src = dependencies[0]; |
| (document.head || document.getElementsByTagName("head")[0]) |
| .appendChild(script); |
| } |
| else |
| { |
| for (var i = 0, len = dependencies.length; i < len; ++i) |
| { |
| if (!_importOnce(dependencies[i])) |
| { |
| success = false; |
| break; |
| } |
| } |
| |
| if (success) |
| { |
| return callback(); |
| } |
| } |
| }; |
| }()); |
| |