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/*
Copyright 2013 Marco Braak
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
var $, SimpleWidget,
slice = [].slice;
$ = jQuery;
SimpleWidget = (function() {
SimpleWidget.prototype.defaults = {};
function SimpleWidget(el, options) {
this.$el = $(el);
this.options = $.extend({}, this.defaults, options);
}
SimpleWidget.prototype.destroy = function() {
return this._deinit();
};
SimpleWidget.prototype._init = function() {
return null;
};
SimpleWidget.prototype._deinit = function() {
return null;
};
SimpleWidget.register = function(widget_class, widget_name) {
var callFunction, createWidget, destroyWidget, getDataKey, getWidgetData;
getDataKey = function() {
return "simple_widget_" + widget_name;
};
getWidgetData = function(el, data_key) {
var widget;
widget = $.data(el, data_key);
if (widget && (widget instanceof SimpleWidget)) {
return widget;
} else {
return null;
}
};
createWidget = function($el, options) {
var data_key, el, existing_widget, i, len, widget;
data_key = getDataKey();
for (i = 0, len = $el.length; i < len; i++) {
el = $el[i];
existing_widget = getWidgetData(el, data_key);
if (!existing_widget) {
widget = new widget_class(el, options);
if (!$.data(el, data_key)) {
$.data(el, data_key, widget);
}
widget._init();
}
}
return $el;
};
destroyWidget = function($el) {
var data_key, el, i, len, results, widget;
data_key = getDataKey();
results = [];
for (i = 0, len = $el.length; i < len; i++) {
el = $el[i];
widget = getWidgetData(el, data_key);
if (widget) {
widget.destroy();
}
results.push($.removeData(el, data_key));
}
return results;
};
callFunction = function($el, function_name, args) {
var el, i, len, result, widget, widget_function;
result = null;
for (i = 0, len = $el.length; i < len; i++) {
el = $el[i];
widget = $.data(el, getDataKey());
if (widget && (widget instanceof SimpleWidget)) {
widget_function = widget[function_name];
if (widget_function && (typeof widget_function === 'function')) {
result = widget_function.apply(widget, args);
}
}
}
return result;
};
return $.fn[widget_name] = function() {
var $el, args, argument1, function_name, options;
argument1 = arguments[0], args = 2 <= arguments.length ? slice.call(arguments, 1) : [];
$el = this;
if (argument1 === void 0 || typeof argument1 === 'object') {
options = argument1;
return createWidget($el, options);
} else if (typeof argument1 === 'string' && argument1[0] !== '_') {
function_name = argument1;
if (function_name === 'destroy') {
return destroyWidget($el);
} else if (function_name === 'get_widget_class') {
return widget_class;
} else {
return callFunction($el, function_name, args);
}
}
};
};
return SimpleWidget;
})();
module.exports = SimpleWidget;
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