rc-hooks/lib/utils/dom.js

React Hooks Library.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getClientHeight = exports.getScrollHeight = exports.getScrollTop = void 0;
var ut2_1 = require("ut2");
/**
 * 获取垂直滚动的像素数
 *
 * @param el 滚动容器，默认 window
 * @returns
 */
var getScrollTop = function (el) {
    if (el === void 0) { el = window; }
    if (!ut2_1.isBrowser || !el) {
        return 0;
    }
    if ((0, ut2_1.isWindow)(el)) {
        return window.scrollY;
    }
    return el.scrollTop;
};
exports.getScrollTop = getScrollTop;
/**
 * 获取元素内容高度，包括由于溢出导致的视图中不可见内容
 *
 * @param el 滚动容器，默认 window
 * @returns
 */
var getScrollHeight = function (el) {
    if (el === void 0) { el = window; }
    if (!ut2_1.isBrowser || !el) {
        return 0;
    }
    if ((0, ut2_1.isWindow)(el)) {
        return document.documentElement.scrollHeight;
    }
    return el.scrollHeight;
};
exports.getScrollHeight = getScrollHeight;
/**
 * 获取元素内部的高度，包含内边距，但不包括水平滚动条、边框和外边距
 *
 * @param el 滚动容器，默认 window
 * @returns
 */
var getClientHeight = function (el) {
    if (el === void 0) { el = window; }
    if (!ut2_1.isBrowser || !el) {
        return 0;
    }
    if ((0, ut2_1.isWindow)(el)) {
        return document.documentElement.clientHeight;
    }
    return el.clientHeight;
};
exports.getClientHeight = getClientHeight;