@wizco/fenixds-ngx
Version:
Componentes fenix design system para Angular.
109 lines • 17.2 kB
JavaScript
import { Component, EventEmitter, HostListener, Input, Output, ViewEncapsulation, } from '@angular/core';
import * as i0 from "@angular/core";
export class SubTabsComponent {
el;
selectedIndex = 0;
tabChange = new EventEmitter();
indicator;
resizeObserver;
constructor(el) {
this.el = el;
}
ngAfterContentInit() {
this.indicator = document.createElement('div');
this.indicator.className = 'wco-sub-tabs__indicator';
this.el.nativeElement.prepend(this.indicator);
setTimeout(() => {
this.reserveBoldWidth();
this.indicator.style.transition = 'none';
this.applySelection(this.selectedIndex, false);
requestAnimationFrame(() => requestAnimationFrame(() => {
this.indicator.style.transition = '';
}));
}, 0);
this.resizeObserver = new ResizeObserver(() => {
this.refreshIndicator();
});
this.resizeObserver.observe(this.el.nativeElement);
}
ngOnChanges(changes) {
if (changes['selectedIndex'] && !changes['selectedIndex'].firstChange) {
this.applySelection(this.selectedIndex, false);
}
}
onClick(event) {
const items = this.getItems();
const target = event.target;
for (let i = 0; i < items.length; i++) {
if (items[i] === target || items[i].contains(target)) {
this.applySelection(i, true);
break;
}
}
}
getItems() {
return Array.from(this.el.nativeElement.children).filter((c) => !c.classList.contains('wco-sub-tabs__indicator'));
}
reserveBoldWidth() {
const items = this.getItems();
const host = this.el.nativeElement;
items.forEach((item) => {
const clone = item.cloneNode(true);
clone.style.cssText = `
font-weight: 600;
visibility: hidden;
position: absolute;
pointer-events: none;
white-space: nowrap;
`;
host.appendChild(clone);
const boldWidth = clone.offsetWidth;
host.removeChild(clone);
item.style.minWidth = boldWidth + 'px';
});
}
applySelection(index, emit) {
const items = this.getItems();
if (!items.length)
return;
const clamped = Math.max(0, Math.min(index, items.length - 1));
this.selectedIndex = clamped;
items.forEach((item, i) => {
item.classList.toggle('wco-subtab-selected', i === clamped);
});
this.moveIndicator(items[clamped]);
if (emit) {
this.tabChange.emit(clamped);
}
}
refreshIndicator() {
const items = this.getItems();
const selected = items[this.selectedIndex];
if (selected) {
this.moveIndicator(selected);
}
}
moveIndicator(element) {
if (!this.indicator)
return;
this.el.nativeElement.style.setProperty('--subtab-left', element.offsetLeft + 'px');
this.el.nativeElement.style.setProperty('--subtab-width', element.offsetWidth + 'px');
}
ngOnDestroy() {
this.resizeObserver?.disconnect();
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: SubTabsComponent, deps: [{ token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Component });
static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "18.2.13", type: SubTabsComponent, isStandalone: true, selector: "wco-sub-tabs", inputs: { selectedIndex: "selectedIndex" }, outputs: { tabChange: "tabChange" }, host: { listeners: { "click": "onClick($event)" } }, usesOnChanges: true, ngImport: i0, template: `<ng-content></ng-content>`, isInline: true, styles: ["wco-sub-tabs{display:inline-flex;position:relative;background:var(--wco-color-bg);border-radius:var(--wco-radius-md);padding:var(--wco-spacing-quark)}wco-sub-tabs>.wco-sub-tabs__indicator{position:absolute;top:var(--wco-spacing-quark);bottom:var(--wco-spacing-quark);left:var(--subtab-left, 0px);width:var(--subtab-width, 0px);background:var(--wco-color-neutral-50);border-radius:var(--wco-radius-md);box-shadow:0 1px 3px #0000001f;pointer-events:none;z-index:0;transition:left .22s cubic-bezier(.645,.045,.355,1),width .15s cubic-bezier(.645,.045,.355,1)}wco-sub-tabs>*:not(.wco-sub-tabs__indicator){position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;text-align:center;padding:var(--wco-spacing-nano) var(--wco-spacing-xxxs);background:transparent;border:none;cursor:pointer;font-size:var(--wco-font-size-xs);font-weight:var(--wco-font-weight-500);color:var(--wco-color-neutral-700);border-radius:var(--wco-radius-md);white-space:nowrap;line-height:1.4;transition:color .2s ease}wco-sub-tabs>*:not(.wco-sub-tabs__indicator):focus-visible{outline:var(--wco-borderwidth-thick) solid var(--wco-color-primary-300);outline-offset:-2px}wco-sub-tabs>*.wco-subtab-selected{color:var(--wco-color-neutral-900);font-weight:var(--wco-font-weight-bold)}\n"], encapsulation: i0.ViewEncapsulation.None });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: SubTabsComponent, decorators: [{
type: Component,
args: [{ selector: 'wco-sub-tabs', standalone: true, imports: [], template: `<ng-content></ng-content>`, encapsulation: ViewEncapsulation.None, styles: ["wco-sub-tabs{display:inline-flex;position:relative;background:var(--wco-color-bg);border-radius:var(--wco-radius-md);padding:var(--wco-spacing-quark)}wco-sub-tabs>.wco-sub-tabs__indicator{position:absolute;top:var(--wco-spacing-quark);bottom:var(--wco-spacing-quark);left:var(--subtab-left, 0px);width:var(--subtab-width, 0px);background:var(--wco-color-neutral-50);border-radius:var(--wco-radius-md);box-shadow:0 1px 3px #0000001f;pointer-events:none;z-index:0;transition:left .22s cubic-bezier(.645,.045,.355,1),width .15s cubic-bezier(.645,.045,.355,1)}wco-sub-tabs>*:not(.wco-sub-tabs__indicator){position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;text-align:center;padding:var(--wco-spacing-nano) var(--wco-spacing-xxxs);background:transparent;border:none;cursor:pointer;font-size:var(--wco-font-size-xs);font-weight:var(--wco-font-weight-500);color:var(--wco-color-neutral-700);border-radius:var(--wco-radius-md);white-space:nowrap;line-height:1.4;transition:color .2s ease}wco-sub-tabs>*:not(.wco-sub-tabs__indicator):focus-visible{outline:var(--wco-borderwidth-thick) solid var(--wco-color-primary-300);outline-offset:-2px}wco-sub-tabs>*.wco-subtab-selected{color:var(--wco-color-neutral-900);font-weight:var(--wco-font-weight-bold)}\n"] }]
}], ctorParameters: () => [{ type: i0.ElementRef }], propDecorators: { selectedIndex: [{
type: Input
}], tabChange: [{
type: Output
}], onClick: [{
type: HostListener,
args: ['click', ['$event']]
}] } });
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{\n  AfterContentInit,\n  Component,\n  ElementRef,\n  EventEmitter,\n  HostListener,\n  Input,\n  OnChanges,\n  OnDestroy,\n  Output,\n  SimpleChanges,\n  ViewEncapsulation,\n} from '@angular/core';\n\n@Component({\n  selector: 'wco-sub-tabs',\n  standalone: true,\n  imports: [],\n  template: `<ng-content></ng-content>`,\n  styleUrls: ['./sub-tabs.component.scss'],\n  encapsulation: ViewEncapsulation.None,\n})\nexport class SubTabsComponent implements AfterContentInit, OnChanges, OnDestroy {\n  @Input()\n  public selectedIndex = 0;\n\n  @Output()\n  public tabChange = new EventEmitter<number>();\n\n  private indicator!: HTMLElement;\n  private resizeObserver?: ResizeObserver;\n\n  constructor(private el: ElementRef<HTMLElement>) {}\n\n  ngAfterContentInit(): void {\n    this.indicator = document.createElement('div');\n    this.indicator.className = 'wco-sub-tabs__indicator';\n    this.el.nativeElement.prepend(this.indicator);\n\n    setTimeout(() => {\n      this.reserveBoldWidth();\n      this.indicator.style.transition = 'none';\n      this.applySelection(this.selectedIndex, false);\n      requestAnimationFrame(() => requestAnimationFrame(() => {\n        this.indicator.style.transition = '';\n      }));\n    }, 0);\n\n    this.resizeObserver = new ResizeObserver(() => {\n      this.refreshIndicator();\n    });\n    this.resizeObserver.observe(this.el.nativeElement);\n  }\n\n  ngOnChanges(changes: SimpleChanges): void {\n    if (changes['selectedIndex'] && !changes['selectedIndex'].firstChange) {\n      this.applySelection(this.selectedIndex, false);\n    }\n  }\n\n  @HostListener('click', ['$event'])\n  onClick(event: Event): void {\n    const items = this.getItems();\n    const target = event.target as HTMLElement;\n\n    for (let i = 0; i < items.length; i++) {\n      if (items[i] === target || items[i].contains(target)) {\n        this.applySelection(i, true);\n        break;\n      }\n    }\n  }\n\n  private getItems(): HTMLElement[] {\n    return Array.from(this.el.nativeElement.children).filter(\n      (c) => !c.classList.contains('wco-sub-tabs__indicator')\n    ) as HTMLElement[];\n  }\n\n  private reserveBoldWidth(): void {\n    const items = this.getItems();\n    const host = this.el.nativeElement;\n\n    items.forEach((item) => {\n      const clone = item.cloneNode(true) as HTMLElement;\n      clone.style.cssText = `\n        font-weight: 600;\n        visibility: hidden;\n        position: absolute;\n        pointer-events: none;\n        white-space: nowrap;\n      `;\n      host.appendChild(clone);\n      const boldWidth = clone.offsetWidth;\n      host.removeChild(clone);\n      item.style.minWidth = boldWidth + 'px';\n    });\n  }\n\n  private applySelection(index: number, emit: boolean): void {\n    const items = this.getItems();\n    if (!items.length) return;\n\n    const clamped = Math.max(0, Math.min(index, items.length - 1));\n    this.selectedIndex = clamped;\n\n    items.forEach((item, i) => {\n      item.classList.toggle('wco-subtab-selected', i === clamped);\n    });\n\n    this.moveIndicator(items[clamped]);\n\n    if (emit) {\n      this.tabChange.emit(clamped);\n    }\n  }\n\n  private refreshIndicator(): void {\n    const items = this.getItems();\n    const selected = items[this.selectedIndex];\n    if (selected) {\n      this.moveIndicator(selected);\n    }\n  }\n\n  private moveIndicator(element: HTMLElement): void {\n    if (!this.indicator) return;\n    this.el.nativeElement.style.setProperty('--subtab-left', element.offsetLeft + 'px');\n    this.el.nativeElement.style.setProperty('--subtab-width', element.offsetWidth + 'px');\n  }\n\n  ngOnDestroy(): void {\n    this.resizeObserver?.disconnect();\n  }\n}\n"]}