84 lines
2.4 KiB
TypeScript
84 lines
2.4 KiB
TypeScript
import util from "./util"
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var _ = util._
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var $ = util.$
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export class TabBarElement extends HTMLElement {
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static observedAttributes = [ "data-adapters", "data-currentadapter" ]
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private _adapters: string[] | null = null;
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private _currentAdapter: string | null = null;
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constructor() {
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super();
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}
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connectedCallback() {
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this.attributeChangedCallback();
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if (this._currentAdapter) {
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this.showAdapterFunc(this, this._currentAdapter)();
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} else {
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this.showSettings(this)();
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}
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}
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attributeChangedCallback() {
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let html = "<ul><li><a id='tabbar_settings' href='#settings'>settings</a></li>";
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if (this.getAttribute("data-adapters") == "") {
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this._adapters = [];
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} else {
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this._adapters = this.getAttribute("data-adapters")?.split(",") ?? [];
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}
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this._currentAdapter = this.getAttribute("data-currentadapter");
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if (this._currentAdapter == "") {
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this._currentAdapter = null;
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}
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html = this._adapters.reduce((self: string, a: string)=>{
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self += `<li><a id="tabbar_${a}" href="#${a}">${a}</a></li>`;
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return self;
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}, html);
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html += "</ul>";
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this.innerHTML = html;
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// now we can query the child elements and add click handlers to them
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var s = $("tabbar_settings");
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if (s) {
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s.addEventListener("click", this.showSettings(this), false);
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if (!this._currentAdapter) {
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s.classList.add("tabbar_current");
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}
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}
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for (let i of this._adapters) {
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var a = $(`tabbar_${i}`);
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if (a) {
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a.addEventListener("click", this.showAdapterFunc(this, i), false);
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if (this._currentAdapter == i) {
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a.classList.add("tabbar_current");
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}
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}
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}
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}
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showSettings(self: TabBarElement): ()=>void {
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return () => {
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let x = $("mainarea_injectparent");
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if (x) {
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x.innerHTML = `<underbbs-settings data-adapters=${self._adapters?.join(",") ?? []}></underbbs-settings>`;
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self.setAttribute("data-currentadapter", "");
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}
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}
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}
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showAdapterFunc(self: TabBarElement, adapter: string): ()=>void {
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return ()=>{
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let x = $("mainarea_injectparent");
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if (x) {
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x.innerHTML = `<underbbs-adapter id="adapter_${adapter}" data-name="${adapter}" data-view="index"></underbbs-adapter>`;
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self.setAttribute("data-currentadapter", adapter);
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}
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}
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}
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}
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