doevisualizations
Version:
Data Visualization Library based on RequireJS and D3.js (v4+)
50 lines (46 loc) • 1.37 kB
JavaScript
/**
* @add jQuery.fn
*/
steal('jquery', function($) {
/**
* @function closest
* @parent dom
* @plugin jquerypp/dom/closest
* Overwrites closest to allow open > selectors. This allows controller
* actions such as:
*
* ">li click" : function( el, ev ) { ... }
*/
var oldClosest = $.fn.closest;
$.fn.closest = function(selectors, context){
var rooted = {}, res, result, thing, i, j, selector, rootedIsEmpty = true, selector, selectorsArr = selectors;
if(typeof selectors == "string") selectorsArr = [selectors];
$.each(selectorsArr, function(i, selector){
if(selector.indexOf(">") == 0 ){
if(selector.indexOf(" ") != -1){
throw " closest does not work with > followed by spaces!"
}
rooted[( selectorsArr[i] = selector.substr(1) )] = selector;
if(typeof selectors == "string") selectors = selector.substr(1);
rootedIsEmpty = false;
}
})
res = oldClosest.call(this, selectors, context);
if(rootedIsEmpty) return res;
i =0;
while(i < res.length){
result = res[i], selector = result.selector;
if (rooted[selector] !== undefined) {
result.selector = rooted[selector];
rooted[selector] = false;
if(typeof result.selector !== "string" || result.elem.parentNode !== context ){
res.splice(i,1);
continue;
}
}
i++;
}
return res;
}
return $;
});