ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
161 lines • 18.2 kB
JavaScript
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
import { NgForOf, NgIf } from '@angular/common';
import { ChangeDetectionStrategy, Component, Input, ViewEncapsulation } from '@angular/core';
import { toCssPixel } from 'ng-zorro-antd/core/util';
import { NzSkeletonElementAvatarComponent, NzSkeletonElementDirective } from './skeleton-element.component';
import * as i0 from "@angular/core";
export class NzSkeletonComponent {
constructor(cdr) {
this.cdr = cdr;
this.nzActive = false;
this.nzLoading = true;
this.nzRound = false;
this.nzTitle = true;
this.nzAvatar = false;
this.nzParagraph = true;
this.rowsList = [];
this.widthList = [];
}
toCSSUnit(value = '') {
return toCssPixel(value);
}
getTitleProps() {
const hasAvatar = !!this.nzAvatar;
const hasParagraph = !!this.nzParagraph;
let width = '';
if (!hasAvatar && hasParagraph) {
width = '38%';
}
else if (hasAvatar && hasParagraph) {
width = '50%';
}
return { width, ...this.getProps(this.nzTitle) };
}
getAvatarProps() {
const shape = !!this.nzTitle && !this.nzParagraph ? 'square' : 'circle';
const size = 'large';
return { shape, size, ...this.getProps(this.nzAvatar) };
}
getParagraphProps() {
const hasAvatar = !!this.nzAvatar;
const hasTitle = !!this.nzTitle;
const basicProps = {};
// Width
if (!hasAvatar || !hasTitle) {
basicProps.width = '61%';
}
// Rows
if (!hasAvatar && hasTitle) {
basicProps.rows = 3;
}
else {
basicProps.rows = 2;
}
return { ...basicProps, ...this.getProps(this.nzParagraph) };
}
getProps(prop) {
return prop && typeof prop === 'object' ? prop : {};
}
getWidthList() {
const { width, rows } = this.paragraph;
let widthList = [];
if (width && Array.isArray(width)) {
widthList = width;
}
else if (width && !Array.isArray(width)) {
widthList = [];
widthList[rows - 1] = width;
}
return widthList;
}
updateProps() {
this.title = this.getTitleProps();
this.avatar = this.getAvatarProps();
this.paragraph = this.getParagraphProps();
this.rowsList = [...Array(this.paragraph.rows)];
this.widthList = this.getWidthList();
this.cdr.markForCheck();
}
ngOnInit() {
this.updateProps();
}
ngOnChanges(changes) {
if (changes.nzTitle || changes.nzAvatar || changes.nzParagraph) {
this.updateProps();
}
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.0.7", ngImport: i0, type: NzSkeletonComponent, deps: [{ token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Component }); }
static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "17.0.7", type: NzSkeletonComponent, isStandalone: true, selector: "nz-skeleton", inputs: { nzActive: "nzActive", nzLoading: "nzLoading", nzRound: "nzRound", nzTitle: "nzTitle", nzAvatar: "nzAvatar", nzParagraph: "nzParagraph" }, host: { properties: { "class.ant-skeleton-with-avatar": "!!nzAvatar", "class.ant-skeleton-active": "nzActive", "class.ant-skeleton-round": "!!nzRound" }, classAttribute: "ant-skeleton" }, exportAs: ["nzSkeleton"], usesOnChanges: true, ngImport: i0, template: `
<ng-container *ngIf="nzLoading">
<div class="ant-skeleton-header" *ngIf="!!nzAvatar">
<nz-skeleton-element
nzType="avatar"
[nzSize]="avatar.size || 'default'"
[nzShape]="avatar.shape || 'circle'"
></nz-skeleton-element>
</div>
<div class="ant-skeleton-content">
<h3 *ngIf="!!nzTitle" class="ant-skeleton-title" [style.width]="toCSSUnit(title.width)"></h3>
<ul *ngIf="!!nzParagraph" class="ant-skeleton-paragraph">
<li *ngFor="let row of rowsList; let i = index" [style.width]="toCSSUnit(widthList[i])"></li>
</ul>
</div>
</ng-container>
<ng-container *ngIf="!nzLoading">
<ng-content></ng-content>
</ng-container>
`, isInline: true, dependencies: [{ kind: "directive", type: NzSkeletonElementDirective, selector: "nz-skeleton-element", inputs: ["nzActive", "nzType", "nzBlock"] }, { kind: "component", type: NzSkeletonElementAvatarComponent, selector: "nz-skeleton-element[nzType=\"avatar\"]", inputs: ["nzShape", "nzSize"] }, { kind: "directive", type: NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { kind: "directive", type: NgForOf, selector: "[ngFor][ngForOf]", inputs: ["ngForOf", "ngForTrackBy", "ngForTemplate"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush, encapsulation: i0.ViewEncapsulation.None }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.0.7", ngImport: i0, type: NzSkeletonComponent, decorators: [{
type: Component,
args: [{
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
selector: 'nz-skeleton',
exportAs: 'nzSkeleton',
host: {
class: 'ant-skeleton',
'[class.ant-skeleton-with-avatar]': '!!nzAvatar',
'[class.ant-skeleton-active]': 'nzActive',
'[class.ant-skeleton-round]': '!!nzRound'
},
template: `
<ng-container *ngIf="nzLoading">
<div class="ant-skeleton-header" *ngIf="!!nzAvatar">
<nz-skeleton-element
nzType="avatar"
[nzSize]="avatar.size || 'default'"
[nzShape]="avatar.shape || 'circle'"
></nz-skeleton-element>
</div>
<div class="ant-skeleton-content">
<h3 *ngIf="!!nzTitle" class="ant-skeleton-title" [style.width]="toCSSUnit(title.width)"></h3>
<ul *ngIf="!!nzParagraph" class="ant-skeleton-paragraph">
<li *ngFor="let row of rowsList; let i = index" [style.width]="toCSSUnit(widthList[i])"></li>
</ul>
</div>
</ng-container>
<ng-container *ngIf="!nzLoading">
<ng-content></ng-content>
</ng-container>
`,
imports: [NzSkeletonElementDirective, NzSkeletonElementAvatarComponent, NgIf, NgForOf],
standalone: true
}]
}], ctorParameters: () => [{ type: i0.ChangeDetectorRef }], propDecorators: { nzActive: [{
type: Input
}], nzLoading: [{
type: Input
}], nzRound: [{
type: Input
}], nzTitle: [{
type: Input
}], nzAvatar: [{
type: Input
}], nzParagraph: [{
type: Input
}] } });
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* Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE\n */\n\nimport { NgForOf, NgIf } from '@angular/common';\nimport {\n  ChangeDetectionStrategy,\n  ChangeDetectorRef,\n  Component,\n  Input,\n  OnChanges,\n  OnInit,\n  SimpleChanges,\n  ViewEncapsulation\n} from '@angular/core';\n\nimport { toCssPixel } from 'ng-zorro-antd/core/util';\n\nimport { NzSkeletonElementAvatarComponent, NzSkeletonElementDirective } from './skeleton-element.component';\nimport {\n  NzSkeletonAvatar,\n  NzSkeletonAvatarShape,\n  NzSkeletonAvatarSize,\n  NzSkeletonParagraph,\n  NzSkeletonTitle\n} from './skeleton.type';\n\n@Component({\n  changeDetection: ChangeDetectionStrategy.OnPush,\n  encapsulation: ViewEncapsulation.None,\n  selector: 'nz-skeleton',\n  exportAs: 'nzSkeleton',\n  host: {\n    class: 'ant-skeleton',\n    '[class.ant-skeleton-with-avatar]': '!!nzAvatar',\n    '[class.ant-skeleton-active]': 'nzActive',\n    '[class.ant-skeleton-round]': '!!nzRound'\n  },\n  template: `\n    <ng-container *ngIf=\"nzLoading\">\n      <div class=\"ant-skeleton-header\" *ngIf=\"!!nzAvatar\">\n        <nz-skeleton-element\n          nzType=\"avatar\"\n          [nzSize]=\"avatar.size || 'default'\"\n          [nzShape]=\"avatar.shape || 'circle'\"\n        ></nz-skeleton-element>\n      </div>\n      <div class=\"ant-skeleton-content\">\n        <h3 *ngIf=\"!!nzTitle\" class=\"ant-skeleton-title\" [style.width]=\"toCSSUnit(title.width)\"></h3>\n        <ul *ngIf=\"!!nzParagraph\" class=\"ant-skeleton-paragraph\">\n          <li *ngFor=\"let row of rowsList; let i = index\" [style.width]=\"toCSSUnit(widthList[i])\"></li>\n        </ul>\n      </div>\n    </ng-container>\n    <ng-container *ngIf=\"!nzLoading\">\n      <ng-content></ng-content>\n    </ng-container>\n  `,\n  imports: [NzSkeletonElementDirective, NzSkeletonElementAvatarComponent, NgIf, NgForOf],\n  standalone: true\n})\nexport class NzSkeletonComponent implements OnInit, OnChanges {\n  @Input() nzActive = false;\n  @Input() nzLoading = true;\n  @Input() nzRound = false;\n  @Input() nzTitle: NzSkeletonTitle | boolean = true;\n  @Input() nzAvatar: NzSkeletonAvatar | boolean = false;\n  @Input() nzParagraph: NzSkeletonParagraph | boolean = true;\n\n  title!: NzSkeletonTitle;\n  avatar!: NzSkeletonAvatar;\n  paragraph!: NzSkeletonParagraph;\n  rowsList: number[] = [];\n  widthList: Array<number | string> = [];\n\n  constructor(private cdr: ChangeDetectorRef) {}\n\n  toCSSUnit(value: number | string = ''): string {\n    return toCssPixel(value);\n  }\n\n  private getTitleProps(): NzSkeletonTitle {\n    const hasAvatar = !!this.nzAvatar;\n    const hasParagraph = !!this.nzParagraph;\n    let width = '';\n    if (!hasAvatar && hasParagraph) {\n      width = '38%';\n    } else if (hasAvatar && hasParagraph) {\n      width = '50%';\n    }\n    return { width, ...this.getProps(this.nzTitle) };\n  }\n\n  private getAvatarProps(): NzSkeletonAvatar {\n    const shape: NzSkeletonAvatarShape = !!this.nzTitle && !this.nzParagraph ? 'square' : 'circle';\n    const size: NzSkeletonAvatarSize = 'large';\n    return { shape, size, ...this.getProps(this.nzAvatar) };\n  }\n\n  private getParagraphProps(): NzSkeletonParagraph {\n    const hasAvatar = !!this.nzAvatar;\n    const hasTitle = !!this.nzTitle;\n    const basicProps: NzSkeletonParagraph = {};\n    // Width\n    if (!hasAvatar || !hasTitle) {\n      basicProps.width = '61%';\n    }\n    // Rows\n    if (!hasAvatar && hasTitle) {\n      basicProps.rows = 3;\n    } else {\n      basicProps.rows = 2;\n    }\n    return { ...basicProps, ...this.getProps(this.nzParagraph) };\n  }\n\n  private getProps<T>(prop: T | boolean | undefined): T | {} {\n    return prop && typeof prop === 'object' ? prop : {};\n  }\n\n  private getWidthList(): Array<number | string> {\n    const { width, rows } = this.paragraph;\n    let widthList: Array<string | number> = [];\n    if (width && Array.isArray(width)) {\n      widthList = width;\n    } else if (width && !Array.isArray(width)) {\n      widthList = [];\n      widthList[rows! - 1] = width;\n    }\n    return widthList;\n  }\n\n  private updateProps(): void {\n    this.title = this.getTitleProps();\n    this.avatar = this.getAvatarProps();\n    this.paragraph = this.getParagraphProps();\n    this.rowsList = [...Array(this.paragraph.rows)];\n    this.widthList = this.getWidthList();\n    this.cdr.markForCheck();\n  }\n\n  ngOnInit(): void {\n    this.updateProps();\n  }\n\n  ngOnChanges(changes: SimpleChanges): void {\n    if (changes.nzTitle || changes.nzAvatar || changes.nzParagraph) {\n      this.updateProps();\n    }\n  }\n}\n"]}