297648f1
 梁灏
fixed #1063
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// used for Modal & $Spin
import { getScrollBarSize } from '../../utils/assist';
export default {
methods: {
checkScrollBar () {
let fullWindowWidth = window.innerWidth;
if (!fullWindowWidth) { // workaround for missing window.innerWidth in IE8
const documentElementRect = document.documentElement.getBoundingClientRect();
fullWindowWidth = documentElementRect.right - Math.abs(documentElementRect.left);
}
this.bodyIsOverflowing = document.body.clientWidth < fullWindowWidth;
if (this.bodyIsOverflowing) {
this.scrollBarWidth = getScrollBarSize();
}
},
setScrollBar () {
if (this.bodyIsOverflowing && this.scrollBarWidth !== undefined) {
document.body.style.paddingRight = `${this.scrollBarWidth}px`;
}
},
resetScrollBar () {
document.body.style.paddingRight = '';
},
addScrollEffect () {
this.checkScrollBar();
this.setScrollBar();
document.body.style.overflow = 'hidden';
},
removeScrollEffect() {
document.body.style.overflow = '';
this.resetScrollBar();
}
}
};
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