ivue-material-plus/dist/unplugin-vue-components/lib/utils/collapse-transition.js

A high quality UI components Library with Vue.js

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var vue = require('vue');
var assist = require('./assist.js');

const handle = {
  onBeforeEnter(el) {
    assist.addClass(el, "collapse-transition");
    if (!el.dataset)
      el.dataset = {};
    el.dataset.oldPaddingTop = el.style.paddingTop;
    el.dataset.oldPaddingBottom = el.style.paddingBottom;
    el.style.height = "0";
    el.style.paddingTop = 0;
    el.style.paddingBottom = 0;
  },
  onEnter(el) {
    el.dataset.oldOverflow = el.style.overflow;
    if (el.scrollHeight !== 0) {
      el.style.height = `${el.scrollHeight}px`;
      el.style.paddingTop = el.dataset.oldPaddingTop;
      el.style.paddingBottom = el.dataset.paddingBottom;
    } else {
      el.style.height = "";
      el.style.paddingTop = el.dataset.oldPaddingTop;
      el.style.paddingBottom = el.dataset.oldPaddingBottom;
    }
    el.style.overflow = "hidden";
  },
  onAfterEnter(el) {
    assist.removeClass(el, "collapse-transition");
    el.style.height = "";
    el.style.overflow = el.dataset.oldOverflow;
  },
  onBeforeLeave(el) {
    if (!el.dataset)
      el.dataset = {};
    el.dataset.oldPaddingTop = el.style.paddingTop;
    el.dataset.oldPaddingBottom = el.style.paddingBottom;
    el.dataset.oldOverflow = el.style.overflow;
    el.style.height = `${el.scrollHeight}px`;
    el.style.overflow = "hidden";
  },
  onLeave(el) {
    if (el.scrollHeight !== 0) {
      assist.addClass(el, "collapse-transition");
      el.style.height = 0;
      el.style.paddingTop = 0;
      el.style.paddingBottom = 0;
    }
  },
  onAfterLeave(el) {
    assist.removeClass(el, "collapse-transition");
    el.style.height = "";
    el.style.overflow = el.dataset.oldOverflow;
    el.style.paddingTop = el.dataset.oldPaddingTop;
    el.style.paddingBottom = el.dataset.oldPaddingBottom;
  }
};
const collapseTransition = (props, context) => {
  return vue.h(vue.Transition, handle, context.slots);
};

exports["default"] = collapseTransition;
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