vxe-table-select-area/packages/form/src/util.js

一个基于 vxe-table 的可区域选中复制、粘贴的组件

import XEUtils from 'xe-utils'
import VXETable from '../../v-x-e-table'
import { warnLog } from '../../tools/log'
import { isEnableConf } from '../../tools/utils'

class ItemConfig {
  constructor ($xeform, item) {
    Object.assign(this, {
      id: XEUtils.uniqueId('item_'),
      title: item.title,
      field: item.field,
      span: item.span,
      align: item.align,
      titleAlign: item.titleAlign,
      titleWidth: item.titleWidth,
      titleColon: item.titleColon,
      titleAsterisk: item.titleAsterisk,
      titlePrefix: item.titlePrefix,
      titleSuffix: item.titleSuffix,
      titleOverflow: item.titleOverflow,
      showTitle: item.showTitle,
      resetValue: item.resetValue,
      visible: item.visible,
      visibleMethod: item.visibleMethod,
      folding: item.folding,
      collapseNode: item.collapseNode,
      className: item.className,
      contentClassName: item.className,
      contentStyle: item.contentStyle,
      titleClassName: item.titleClassName,
      titleStyle: item.titleStyle,
      itemRender: item.itemRender,
      // 渲染属性
      showError: false,
      errRule: null,
      slots: item.slots,
      children: []
    })
    if (process.env.VUE_APP_VXE_TABLE_ENV === 'development') {
      const compConf = item.itemRender ? VXETable.renderer.get(item.itemRender.name) : null
      if (compConf && !compConf.renderItemContent && compConf.renderItem) {
        warnLog('vxe.error.delProp', ['item-render.renderItem', 'item-render.renderItemContent'])
      }
    }
  }

  update (name, value) {
    this[name] = value
  }
}

export function isItem (option) {
  return option instanceof ItemConfig
}

export function getItemConfig ($xeform, _vm, options) {
  return isItem(_vm) ? _vm : new ItemConfig($xeform, _vm, options)
}

export const handleFieldOrItem = ($xeform, fieldOrItem) => {
  if (fieldOrItem) {
    return XEUtils.isString(fieldOrItem) ? $xeform.getItemByField(fieldOrItem) : fieldOrItem
  }
  return null
}

export function isHiddenItem ($xeform, formItem) {
  const { collapseAll } = $xeform
  const { folding, visible } = formItem
  return visible === false || (folding && collapseAll)
}

export function isActivetem ($xeform, formItem) {
  let { visibleMethod, itemRender, visible, field } = formItem
  if (visible === false) {
    return visible
  }
  const compConf = isEnableConf(itemRender) ? VXETable.renderer.get(itemRender.name) : null
  if (!visibleMethod && compConf && compConf.itemVisibleMethod) {
    visibleMethod = compConf.itemVisibleMethod
  }
  if (!visibleMethod) {
    return true
  }
  const { data } = $xeform
  return visibleMethod({ data, field, property: field, item: formItem, $form: $xeform, $grid: $xeform.xegrid })
}

export function createItem ($xeform, _vm) {
  return getItemConfig($xeform, _vm)
}

export function destroyItem (_vm) {
  const { $xeform, itemConfig } = _vm
  const matchObj = XEUtils.findTree($xeform.staticItems, option => option === itemConfig)
  if (matchObj) {
    matchObj.items.splice(matchObj.index, 1)
  }
}

export function assemItem (_vm) {
  const { $el, $xeform, $xeformgather, itemConfig } = _vm
  const itemGather = $xeformgather ? $xeformgather.itemConfig : null
  itemConfig.slots = _vm.$scopedSlots
  if (itemGather) {
    if (!itemGather.children) {
      itemGather.children = []
    }
    itemGather.children.splice([].indexOf.call($xeformgather.$el.children, $el), 0, itemConfig)
  } else {
    $xeform.staticItems.splice([].indexOf.call($xeform.$refs.hideItem.children, $el), 0, itemConfig)
  }
}