jellyfish-web/dashboard-ui/bower_components/emby-webcomponents/emby-select/emby-select.js
2018-10-23 01:05:09 +03:00

75 lines
No EOL
3.3 KiB
JavaScript

define(["layoutManager", "browser", "actionsheet", "css!./emby-select", "registerElement"], function(layoutManager, browser, actionsheet) {
"use strict";
function enableNativeMenu() {
return !(!browser.edgeUwp && !browser.xboxOne) || !(browser.tizen || browser.orsay || browser.web0s) && (!!browser.tv || !layoutManager.tv)
}
function triggerChange(select) {
var evt = document.createEvent("HTMLEvents");
evt.initEvent("change", !1, !0), select.dispatchEvent(evt)
}
function setValue(select, value) {
select.value = value
}
function showActionSheet(select) {
var labelElem = getLabel(select),
title = labelElem ? labelElem.textContent || labelElem.innerText : null;
actionsheet.show({
items: select.options,
positionTo: select,
title: title
}).then(function(value) {
setValue(select, value), triggerChange(select)
})
}
function getLabel(select) {
for (var elem = select.previousSibling; elem && "LABEL" !== elem.tagName;) elem = elem.previousSibling;
return elem
}
function onFocus(e) {
var label = getLabel(this);
label && label.classList.add("selectLabelFocused")
}
function onBlur(e) {
var label = getLabel(this);
label && label.classList.remove("selectLabelFocused")
}
function onMouseDown(e) {
e.button || enableNativeMenu() || (e.preventDefault(), showActionSheet(this))
}
function onKeyDown(e) {
switch (e.keyCode) {
case 13:
return void(enableNativeMenu() || (e.preventDefault(), showActionSheet(this)));
case 37:
case 38:
case 39:
case 40:
return void(layoutManager.tv && e.preventDefault())
}
}
var EmbySelectPrototype = Object.create(HTMLSelectElement.prototype),
inputId = 0;
EmbySelectPrototype.createdCallback = function() {
this.id || (this.id = "embyselect" + inputId, inputId++), browser.firefox || (this.classList.add("emby-select-withcolor"), layoutManager.tv && this.classList.add("emby-select-tv-withcolor")), layoutManager.tv && this.classList.add("emby-select-focusscale"), this.addEventListener("mousedown", onMouseDown), this.addEventListener("keydown", onKeyDown), this.addEventListener("focus", onFocus), this.addEventListener("blur", onBlur)
}, EmbySelectPrototype.attachedCallback = function() {
if (!this.classList.contains("emby-select")) {
this.classList.add("emby-select");
var label = this.ownerDocument.createElement("label");
label.innerHTML = this.getAttribute("label") || "", label.classList.add("selectLabel"), label.htmlFor = this.id, this.parentNode.insertBefore(label, this), this.classList.contains("emby-select-withcolor") && this.parentNode.insertAdjacentHTML("beforeend", '<div class="selectArrowContainer"><div style="visibility:hidden;">0</div><i class="selectArrow md-icon">&#xE313;</i></div>')
}
}, EmbySelectPrototype.setLabel = function(text) {
this.parentNode.querySelector("label").innerHTML = text
}, document.registerElement("emby-select", {
prototype: EmbySelectPrototype,
extends: "select"
})
});