ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
191 lines • 15.1 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { ChangeDetectionStrategy, ChangeDetectorRef, Component, ElementRef, Input, Renderer2, ViewEncapsulation } from '@angular/core';
import { toCssPixel } from '../core/util';
export class NzSkeletonComponent {
/**
* @param {?} cdr
* @param {?} renderer
* @param {?} elementRef
*/
constructor(cdr, renderer, elementRef) {
this.cdr = cdr;
this.nzActive = false;
this.nzLoading = true;
this.nzTitle = true;
this.nzAvatar = false;
this.nzParagraph = true;
this.rowsList = [];
this.widthList = [];
renderer.addClass(elementRef.nativeElement, 'ant-skeleton');
}
/**
* @param {?=} value
* @return {?}
*/
toCSSUnit(value = '') {
return toCssPixel(value);
}
/**
* @private
* @return {?}
*/
getTitleProps() {
/** @type {?} */
const hasAvatar = !!this.nzAvatar;
/** @type {?} */
const hasParagraph = !!this.nzParagraph;
/** @type {?} */
let width;
if (!hasAvatar && hasParagraph) {
width = '38%';
}
else if (hasAvatar && hasParagraph) {
width = '50%';
}
return Object.assign({ width }, this.getProps(this.nzTitle));
}
/**
* @private
* @return {?}
*/
getAvatarProps() {
/** @type {?} */
const shape = (!!this.nzTitle && !this.nzParagraph) ? 'square' : 'circle';
/** @type {?} */
const size = 'large';
return Object.assign({ shape, size }, this.getProps(this.nzAvatar));
}
/**
* @private
* @return {?}
*/
getParagraphProps() {
/** @type {?} */
const hasAvatar = !!this.nzAvatar;
/** @type {?} */
const hasTitle = !!this.nzTitle;
/** @type {?} */
const basicProps = {};
// Width
if (!hasAvatar || !hasTitle) {
basicProps.width = '61%';
}
// Rows
if (!hasAvatar && hasTitle) {
basicProps.rows = 3;
}
else {
basicProps.rows = 2;
}
return Object.assign({}, basicProps, this.getProps(this.nzParagraph));
}
/**
* @private
* @template T
* @param {?} prop
* @return {?}
*/
getProps(prop) {
return prop && typeof prop === 'object' ? prop : {};
}
/**
* @private
* @return {?}
*/
getWidthList() {
const { width, rows } = this.paragraph;
/** @type {?} */
let widthList = [];
if (width && Array.isArray(width)) {
widthList = width;
}
else if (width && !Array.isArray(width)) {
widthList = [];
widthList[rows - 1] = width;
}
return widthList;
}
/**
* @private
* @return {?}
*/
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();
}
/**
* @return {?}
*/
ngOnInit() {
this.updateProps();
}
/**
* @param {?} changes
* @return {?}
*/
ngOnChanges(changes) {
if (changes.nzTitle || changes.nzAvatar || changes.nzParagraph) {
this.updateProps();
}
}
}
NzSkeletonComponent.decorators = [
{ type: Component, args: [{
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
selector: 'nz-skeleton',
template: "<ng-container *ngIf=\"nzLoading\">\n <div class=\"ant-skeleton-header\">\n <span\n *ngIf=\"!!nzAvatar\"\n class=\"ant-skeleton-avatar\"\n [class.ant-skeleton-avatar-lg]=\"avatar.size === 'large'\"\n [class.ant-skeleton-avatar-sm]=\"avatar.size === 'small'\"\n [class.ant-skeleton-avatar-circle]=\"avatar.shape === 'circle'\"\n [class.ant-skeleton-avatar-square]=\"avatar.shape === 'square'\">\n </span>\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])\">\n </li>\n </ul>\n </div>\n</ng-container>\n<ng-container *ngIf=\"!nzLoading\">\n <ng-content></ng-content>\n</ng-container>",
host: {
'[class.ant-skeleton-with-avatar]': '!!nzAvatar',
'[class.ant-skeleton-active]': 'nzActive'
}
}] }
];
/** @nocollapse */
NzSkeletonComponent.ctorParameters = () => [
{ type: ChangeDetectorRef },
{ type: Renderer2 },
{ type: ElementRef }
];
NzSkeletonComponent.propDecorators = {
nzActive: [{ type: Input }],
nzLoading: [{ type: Input }],
nzTitle: [{ type: Input }],
nzAvatar: [{ type: Input }],
nzParagraph: [{ type: Input }]
};
if (false) {
/** @type {?} */
NzSkeletonComponent.prototype.nzActive;
/** @type {?} */
NzSkeletonComponent.prototype.nzLoading;
/** @type {?} */
NzSkeletonComponent.prototype.nzTitle;
/** @type {?} */
NzSkeletonComponent.prototype.nzAvatar;
/** @type {?} */
NzSkeletonComponent.prototype.nzParagraph;
/** @type {?} */
NzSkeletonComponent.prototype.title;
/** @type {?} */
NzSkeletonComponent.prototype.avatar;
/** @type {?} */
NzSkeletonComponent.prototype.paragraph;
/** @type {?} */
NzSkeletonComponent.prototype.rowsList;
/** @type {?} */
NzSkeletonComponent.prototype.widthList;
/**
* @type {?}
* @private
*/
NzSkeletonComponent.prototype.cdr;
}
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{\n  ChangeDetectionStrategy,\n  ChangeDetectorRef,\n  Component, ElementRef,\n  Input,\n  OnChanges,\n  OnInit,\n  Renderer2,\n  SimpleChanges,\n  ViewEncapsulation\n} from '@angular/core';\n\nimport { toCssPixel } from '../core/util';\nimport { AvatarShape, AvatarSize, NzSkeletonAvatar, NzSkeletonParagraph, NzSkeletonTitle } from './nz-skeleton.type';\n\n@Component({\n  changeDetection: ChangeDetectionStrategy.OnPush,\n  encapsulation  : ViewEncapsulation.None,\n  selector       : 'nz-skeleton',\n  templateUrl    : './nz-skeleton.component.html',\n  host           : {\n    '[class.ant-skeleton-with-avatar]': '!!nzAvatar',\n    '[class.ant-skeleton-active]'     : 'nzActive'\n  }\n})\nexport class NzSkeletonComponent implements OnInit, OnChanges {\n  @Input() nzActive = false;\n  @Input() nzLoading = true;\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, renderer: Renderer2, elementRef: ElementRef) {\n    renderer.addClass(elementRef.nativeElement, 'ant-skeleton');\n  }\n\n  toCSSUnit(value: number | string = ''): string {\n    return toCssPixel(value);\n  }\n\n  private getTitleProps(): NzSkeletonTitle {\n    const hasAvatar: boolean = !!this.nzAvatar;\n    const hasParagraph: boolean = !!this.nzParagraph;\n    let width: string;\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: AvatarShape = (!!this.nzTitle && !this.nzParagraph) ? 'square' : 'circle';\n    const size: AvatarSize = 'large';\n    return { shape, size, ...this.getProps(this.nzAvatar) };\n  }\n\n  private getParagraphProps(): NzSkeletonParagraph {\n    const hasAvatar: boolean = !!this.nzAvatar;\n    const hasTitle: boolean = !!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 = [];\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"]}