117 lines
3.1 KiB
TypeScript
117 lines
3.1 KiB
TypeScript
import * as interfaces from './interfaces';
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import { DeesElement, TemplateResult, property, customElement, html } from '@designestate/dees-element';
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import * as domtools from '@designestate/dees-domtools';
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@customElement('deap-maincontent')
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export class DeapMaincontent extends DeesElement {
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public static demo = () => html`<deap-maincontent></deap-maincontent>`;
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// INSTANCE
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@property()
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public tabs: interfaces.tab[] = [
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{key: 'option 1', action: () => {alert('hello')}},
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{key: 'a very long option', action: () => {}},
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{key: 'option 3', action: () => {}},
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{key: 'option 4', action: () => {}}
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];
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@property()
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public selectedTab = null;
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public render(): TemplateResult {
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return html`
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${domtools.elementBasic.styles}
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<style>
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:host {
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color: #fff;
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display: block;
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width: 100%;
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height: 100%;
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position: relative;
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background: #222222;
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}
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.maincontainer {
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position: absolute;
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height: 100%;
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right: 0px;
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top: 0px;
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width: 100%;
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}
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.topbar {
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position: absolute;
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width: 100%;
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height: 120px;
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background: #101010;
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user-select: none;
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}
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.topbar .heading {
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padding: 30px 50px 25px 50px;
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font-family: Roboto Mono;
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font-size: 25px;
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}
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.topbar .tabsContainer {
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display: grid;
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margin-left: 50px;
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grid-template-columns: repeat(${this.tabs.length}, min-content)
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}
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.topbar .tabsContainer .tab {
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color: #a0a0a0;
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white-space: nowrap;
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margin-right: 20px;
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cursor: pointer;
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}
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.topbar .tabIndicator {
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position: absolute;
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left: 50px;
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bottom: 0px;
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height: 4px;
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width: 50px;
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background: #484848;
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transition: all 0.3s;
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}
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.mainicon {}
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</style>
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<div class="maincontainer">
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<div class="topbar">
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<div class="heading">lossless.com</div>
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<div class="tabsContainer">
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${this.tabs.map(tabArg => {
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return html`
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<div class="tab" @click="${() => {this.selectedTab = tabArg; this.updateIndicator(); tabArg.action()}}">${tabArg.key}</div>
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`;
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})}
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</div>
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<div class="tabIndicator"></div>
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</div>
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</div>
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`;
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}
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firstUpdated() {
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this.updateIndicator();
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}
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/**
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* updates the indicator
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*/
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private updateIndicator() {
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let selectedTab = this.selectedTab;
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if (!selectedTab) {
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selectedTab = this.tabs[0];
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}
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const tabIndex = this.tabs.indexOf(selectedTab);
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const selectedTabElement: HTMLElement = this.shadowRoot.querySelector(`.tabsContainer .tab:nth-child(${tabIndex + 1})`);
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const tabIndicator: HTMLElement = this.shadowRoot.querySelector('.tabIndicator');
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tabIndicator.style.width = selectedTabElement.clientWidth + 'px';
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tabIndicator.style.left = selectedTabElement.offsetLeft + 'px';
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}
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} |