Cost-Benefit-Projection/media/uikit/js/core/offcanvas.js

179 lines
5.4 KiB
JavaScript

/*! UIkit 2.21.0 | http://www.getuikit.com | (c) 2014 YOOtheme | MIT License */
(function(UI) {
"use strict";
var scrollpos = {x: window.scrollX, y: window.scrollY},
$win = UI.$win,
$doc = UI.$doc,
$html = UI.$html,
Offcanvas = {
show: function(element) {
element = UI.$(element);
if (!element.length) return;
var $body = UI.$('body'),
bar = element.find(".uk-offcanvas-bar:first"),
rtl = (UI.langdirection == "right"),
flip = bar.hasClass("uk-offcanvas-bar-flip") ? -1:1,
dir = flip * (rtl ? -1 : 1);
scrollpos = {x: window.pageXOffset, y: window.pageYOffset};
element.addClass("uk-active");
$body.css({"width": window.innerWidth, "height": window.innerHeight}).addClass("uk-offcanvas-page");
$body.css((rtl ? "margin-right" : "margin-left"), (rtl ? -1 : 1) * (bar.outerWidth() * dir)).width(); // .width() - force redraw
$html.css('margin-top', scrollpos.y * -1);
bar.addClass("uk-offcanvas-bar-show");
this._initElement(element);
bar.trigger('show.uk.offcanvas', [element, bar]);
// Update ARIA
element.attr('aria-hidden', 'false');
},
hide: function(force) {
var $body = UI.$('body'),
panel = UI.$(".uk-offcanvas.uk-active"),
rtl = (UI.langdirection == "right"),
bar = panel.find(".uk-offcanvas-bar:first"),
finalize = function() {
$body.removeClass("uk-offcanvas-page").css({"width": "", "height": "", "margin-left": "", "margin-right": ""});
panel.removeClass("uk-active");
bar.removeClass("uk-offcanvas-bar-show");
$html.css('margin-top', '');
window.scrollTo(scrollpos.x, scrollpos.y);
bar.trigger('hide.uk.offcanvas', [panel, bar]);
// Update ARIA
panel.attr('aria-hidden', 'true');
};
if (!panel.length) return;
if (UI.support.transition && !force) {
$body.one(UI.support.transition.end, function() {
finalize();
}).css((rtl ? "margin-right" : "margin-left"), "");
setTimeout(function(){
bar.removeClass("uk-offcanvas-bar-show");
}, 0);
} else {
finalize();
}
},
_initElement: function(element) {
if (element.data("OffcanvasInit")) return;
element.on("click.uk.offcanvas swipeRight.uk.offcanvas swipeLeft.uk.offcanvas", function(e) {
var target = UI.$(e.target);
if (!e.type.match(/swipe/)) {
if (!target.hasClass("uk-offcanvas-close")) {
if (target.hasClass("uk-offcanvas-bar")) return;
if (target.parents(".uk-offcanvas-bar:first").length) return;
}
}
e.stopImmediatePropagation();
Offcanvas.hide();
});
element.on("click", "a[href^='#']", function(e){
var link = UI.$(this),
href = link.attr("href");
if (href == "#") {
return;
}
UI.$doc.one('hide.uk.offcanvas', function() {
var target;
try {
target = UI.$(href);
} catch (e){
target = ""
}
if (!target.length) {
target = UI.$('[name="'+href.replace('#','')+'"]');
}
if (target.length && link.attr('data-uk-smooth-scroll') && UI.Utils.scrollToElement) {
UI.Utils.scrollToElement(target, UI.Utils.options(link.attr('data-uk-smooth-scroll') || '{}'));
} else {
window.location.href = href;
}
});
Offcanvas.hide();
});
element.data("OffcanvasInit", true);
}
};
UI.component('offcanvasTrigger', {
boot: function() {
// init code
$html.on("click.offcanvas.uikit", "[data-uk-offcanvas]", function(e) {
e.preventDefault();
var ele = UI.$(this);
if (!ele.data("offcanvasTrigger")) {
var obj = UI.offcanvasTrigger(ele, UI.Utils.options(ele.attr("data-uk-offcanvas")));
ele.trigger("click");
}
});
$html.on('keydown.uk.offcanvas', function(e) {
if (e.keyCode === 27) { // ESC
Offcanvas.hide();
}
});
},
init: function() {
var $this = this;
this.options = UI.$.extend({
"target": $this.element.is("a") ? $this.element.attr("href") : false
}, this.options);
this.on("click", function(e) {
e.preventDefault();
Offcanvas.show($this.options.target);
});
}
});
UI.offcanvas = Offcanvas;
})(UIkit);