ng-zorro-antd-yj/esm5/core/util/dom.js

An enterprise-class UI components based on Ant Design and Angular

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
import { filterNotEmptyNode } from './check';
/**
 * Silent an event by stopping and preventing it.
 * @param {?} e
 * @return {?}
 */
export function silentEvent(e) {
    e.stopPropagation();
    e.preventDefault();
}
/**
 * @param {?} elem
 * @return {?}
 */
export function getElementOffset(elem) {
    if (!elem.getClientRects().length) {
        return { top: 0, left: 0 };
    }
    /** @type {?} */
    var rect = elem.getBoundingClientRect();
    /** @type {?} */
    var win = (/** @type {?} */ (elem.ownerDocument)).defaultView;
    return {
        top: rect.top + (/** @type {?} */ (win)).pageYOffset,
        left: rect.left + (/** @type {?} */ (win)).pageXOffset
    };
}
/**
 * @param {?} element
 * @return {?}
 */
export function findFirstNotEmptyNode(element) {
    /** @type {?} */
    var children = element.childNodes;
    for (var i = 0; i < children.length; i++) {
        /** @type {?} */
        var node = children.item(i);
        if (filterNotEmptyNode(node)) {
            return node;
        }
    }
    return null;
}
/**
 * @param {?} element
 * @return {?}
 */
export function findLastNotEmptyNode(element) {
    /** @type {?} */
    var children = element.childNodes;
    for (var i = children.length - 1; i >= 0; i--) {
        /** @type {?} */
        var node = children.item(i);
        if (filterNotEmptyNode(node)) {
            return node;
        }
    }
    return null;
}
/**
 * @param {?} parent
 * @return {?}
 */
export function reverseChildNodes(parent) {
    /** @type {?} */
    var children = parent.childNodes;
    /** @type {?} */
    var length = children.length;
    if (length) {
        /** @type {?} */
        var nodes_1 = [];
        children.forEach((/**
         * @param {?} node
         * @param {?} i
         * @return {?}
         */
        function (node, i) { return (nodes_1[i] = node); }));
        while (length--) {
            parent.appendChild(nodes_1[length]);
        }
    }
}
/**
 * @record
 */
export function MouseTouchObserverConfig() { }
if (false) {
    /** @type {?} */
    MouseTouchObserverConfig.prototype.end;
    /** @type {?} */
    MouseTouchObserverConfig.prototype.move;
    /** @type {?} */
    MouseTouchObserverConfig.prototype.pluckKey;
    /** @type {?} */
    MouseTouchObserverConfig.prototype.start;
    /** @type {?|undefined} */
    MouseTouchObserverConfig.prototype.end$;
    /** @type {?|undefined} */
    MouseTouchObserverConfig.prototype.moveResolved$;
    /** @type {?|undefined} */
    MouseTouchObserverConfig.prototype.startPlucked$;
    /**
     * @param {?} e
     * @return {?}
     */
    MouseTouchObserverConfig.prototype.filter = function (e) { };
}
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