solar-ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
72 lines (71 loc) • 5.84 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
import { DOCUMENT } from '@angular/common';
import { Inject, Injectable } from '@angular/core';
import { isNotNil } from '../util/check';
import * as i0 from "@angular/core";
import * as i1 from "@angular/common";
export class NzMeasureScrollbarService {
/**
* @param {?} document
*/
constructor(document) {
this.document = document;
this.scrollbarMeasure = {
position: 'absolute',
top: '-9999px',
width: '50px',
height: '50px',
overflow: 'scroll'
};
this.initScrollBarWidth();
}
/**
* @return {?}
*/
get scrollBarWidth() {
if (isNotNil(this._scrollbarWidth)) {
return this._scrollbarWidth;
}
this.initScrollBarWidth();
return this._scrollbarWidth;
}
/**
* @return {?}
*/
initScrollBarWidth() {
/** @type {?} */
const scrollDiv = this.document.createElement('div');
for (const scrollProp in this.scrollbarMeasure) {
if (this.scrollbarMeasure.hasOwnProperty(scrollProp)) {
scrollDiv.style[scrollProp] = this.scrollbarMeasure[scrollProp];
}
}
this.document.body.appendChild(scrollDiv);
/** @type {?} */
const width = scrollDiv.offsetWidth - scrollDiv.clientWidth;
this.document.body.removeChild(scrollDiv);
this._scrollbarWidth = width;
}
}
NzMeasureScrollbarService.decorators = [
{ type: Injectable, args: [{
providedIn: 'root'
},] }
];
/** @nocollapse */
NzMeasureScrollbarService.ctorParameters = () => [
{ type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] }
];
/** @nocollapse */ NzMeasureScrollbarService.ngInjectableDef = i0.defineInjectable({ factory: function NzMeasureScrollbarService_Factory() { return new NzMeasureScrollbarService(i0.inject(i1.DOCUMENT)); }, token: NzMeasureScrollbarService, providedIn: "root" });
function NzMeasureScrollbarService_tsickle_Closure_declarations() {
/** @type {?} */
NzMeasureScrollbarService.prototype._scrollbarWidth;
/** @type {?} */
NzMeasureScrollbarService.prototype.scrollbarMeasure;
/** @type {?} */
NzMeasureScrollbarService.prototype.document;
}
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