157 lines
3.7 KiB
TypeScript
157 lines
3.7 KiB
TypeScript
import * as interfaces from './interfaces/index.js';
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import {
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DeesElement,
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TemplateResult,
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property,
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customElement,
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html,
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css,
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cssManager,
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} from '@designestate/dees-element';
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import * as domtools from '@designestate/dees-domtools';
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@customElement('lele-appui-maincontent')
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export class DeapMaincontent extends DeesElement {
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public static demo = () => html`<lele-appui-maincontent></lele-appui-maincontent>`;
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// INSTANCE
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@property()
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public tabs: interfaces.ITab[] = [
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{ key: 'option 1', action: () => {} },
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{ key: 'a very long option', action: () => {} },
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{ key: 'reminder: set your tabs', 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 static styles = [
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cssManager.defaultStyles,
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css`
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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: 112px;
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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: 24px 40px 24px 40px;
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font-family: 'Roboto Mono';
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font-weight: 400;
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font-size: 24px;
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}
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.topbar .tabsContainer {
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display: grid;
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margin-left: 40px;
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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: 16px;
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cursor: pointer;
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transition: color 0.1s;
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}
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.topbar .tabsContainer .tab:hover {
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color: #ffffff;
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}
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.topbar .tabsContainer .tab.selectedTab {
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color: #e0e0e0;
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}
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.topbar .tabIndicator {
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position: absolute;
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left: 40px;
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bottom: 0px;
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height: 4px;
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width: 40px;
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background: #484848;
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transition: all 0.1s;
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}
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.mainicon {
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}
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`,
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];
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public render(): TemplateResult {
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return html`
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<style>
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.topbar .tabsContainer {
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grid-template-columns: repeat(${this.tabs.length}, min-content);
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}
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</style>
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<div class="maincontainer">
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<div class="topbar">
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<div class="heading">lossless.com</div>
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<div class="tabsContainer">
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${this.tabs.map((tabArg) => {
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return html`
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<div
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class="tab ${tabArg === this.selectedTab ? 'selectedTab' : null}"
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@click="${() => {
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this.selectedTab = tabArg;
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this.updateTabIndicator();
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tabArg.action();
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}}"
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>
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${tabArg.key}
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</div>
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`;
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})}
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</div>
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<div class="tabIndicator"></div>
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</div>
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</div>
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`;
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}
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/**
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* updates the indicator
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*/
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private updateTabIndicator() {
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let selectedTab = this.selectedTab;
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const tabIndex = this.tabs.indexOf(selectedTab);
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const selectedTabElement: HTMLElement = this.shadowRoot.querySelector(
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`.tabsContainer .tab:nth-child(${tabIndex + 1})`
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);
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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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private updateTab(tabArg: interfaces.ITab) {
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this.selectedTab = tabArg;
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this.updateTabIndicator();
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this.selectedTab.action();
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}
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firstUpdated() {
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this.updateTab(this.tabs[0]);
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}
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}
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