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524 lines
21 KiB
524 lines
21 KiB
import XEUtils from 'xe-utils'
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import { getRefElem } from '../../src/util'
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import { hasClass, getAbsolutePos, addClass, removeClass, hasControlKey } from '../../../ui/src/dom'
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import type { VxeTableConstructor, VxeTablePrivateMethods, VxeTableDefines, TableReactData, TableInternalData } from '../../../../types'
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const browseObj = XEUtils.browse()
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function getTargetOffset (target: any, container: any) {
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let offsetTop = 0
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let offsetLeft = 0
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const triggerCheckboxLabel = !browseObj.firefox && hasClass(target, 'vxe-checkbox--label')
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if (triggerCheckboxLabel) {
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const checkboxLabelStyle = getComputedStyle(target)
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offsetTop -= XEUtils.toNumber(checkboxLabelStyle.paddingTop)
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offsetLeft -= XEUtils.toNumber(checkboxLabelStyle.paddingLeft)
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}
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while (target && target !== container) {
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offsetTop += target.offsetTop
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offsetLeft += target.offsetLeft
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target = target.offsetParent
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if (triggerCheckboxLabel) {
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const checkboxStyle = getComputedStyle(target)
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offsetTop -= XEUtils.toNumber(checkboxStyle.paddingTop)
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offsetLeft -= XEUtils.toNumber(checkboxStyle.paddingLeft)
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}
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}
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return { offsetTop, offsetLeft }
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}
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function getCheckboxRangeRows ($xeTable: VxeTableConstructor & VxeTablePrivateMethods, evnt: MouseEvent, params: any, targetTrElem: HTMLElement, trRect: DOMRect, offsetClientTop: number, moveRange: number) {
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const props = $xeTable
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const reactData = $xeTable as unknown as TableReactData
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const internalData = $xeTable as unknown as TableInternalData
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const { showOverflow } = props
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const { fullAllDataRowIdData, isResizeCellHeight } = internalData
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const rowOpts = $xeTable.computeRowOpts
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const cellOpts = $xeTable.computeCellOpts
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const defaultRowHeight = $xeTable.computeDefaultRowHeight
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const { row } = params
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let countHeight = 0
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let rangeRows: any[] = []
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let moveSize = 0
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const isDown = moveRange > 0
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const { scrollYLoad } = reactData
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const { afterFullData } = internalData
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if (isDown) {
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moveSize = offsetClientTop + moveRange
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} else {
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moveSize = (trRect.height - offsetClientTop) + Math.abs(moveRange)
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}
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if (scrollYLoad) {
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const _rowIndex = $xeTable.getVTRowIndex(row)
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const isCustomCellHeight = isResizeCellHeight || cellOpts.height || rowOpts.height
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if (!isCustomCellHeight && showOverflow) {
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if (isDown) {
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rangeRows = afterFullData.slice(_rowIndex, _rowIndex + Math.ceil(moveSize / defaultRowHeight))
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} else {
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rangeRows = afterFullData.slice(_rowIndex - Math.floor(moveSize / defaultRowHeight), _rowIndex + 1)
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}
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} else {
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if (isDown) {
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for (let i = _rowIndex; i < afterFullData.length; i++) {
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const item = afterFullData[i]
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const rowid = $xeTable.getRowid(item)
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const rowRest = fullAllDataRowIdData[rowid] || {}
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countHeight += rowRest.resizeHeight || cellOpts.height || rowOpts.height || rowRest.height || defaultRowHeight
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rangeRows.push(item)
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if (countHeight > moveSize) {
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return rangeRows
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}
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}
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} else {
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for (let len = _rowIndex; len >= 0; len--) {
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const item = afterFullData[len]
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const rowid = $xeTable.getRowid(item)
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const rowRest = fullAllDataRowIdData[rowid] || {}
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countHeight += rowRest.resizeHeight || cellOpts.height || rowOpts.height || rowRest.height || defaultRowHeight
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rangeRows.push(item)
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if (countHeight > moveSize) {
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return rangeRows
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}
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}
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}
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}
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} else {
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const siblingProp = isDown ? 'next' : 'previous'
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while (targetTrElem && countHeight < moveSize) {
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const rowNodeRest = $xeTable.getRowNode(targetTrElem)
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if (rowNodeRest) {
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rangeRows.push(rowNodeRest.item)
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countHeight += targetTrElem.offsetHeight
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targetTrElem = targetTrElem[`${siblingProp}ElementSibling`] as HTMLElement
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}
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}
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}
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return rangeRows
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}
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function handleMoveSelected ($xeTable: VxeTableConstructor & VxeTablePrivateMethods, evnt: any, args: any, isLeftArrow: boolean, isUpArrow: boolean, isRightArrow: boolean, isDwArrow: boolean) {
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const internalData = $xeTable as unknown as TableInternalData
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const { afterFullData, visibleColumn } = internalData
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const params = Object.assign({}, args)
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const _rowIndex = $xeTable.getVTRowIndex(params.row)
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const _columnIndex = $xeTable.getVTColumnIndex(params.column)
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evnt.preventDefault()
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if (isUpArrow && _rowIndex > 0) {
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// 移动到上一行
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params.rowIndex = _rowIndex - 1
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params.row = afterFullData[params.rowIndex]
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} else if (isDwArrow && _rowIndex < afterFullData.length - 1) {
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// 移动到下一行
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params.rowIndex = _rowIndex + 1
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params.row = afterFullData[params.rowIndex]
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} else if (isLeftArrow && _columnIndex) {
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// 移动到左侧单元格
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params.columnIndex = _columnIndex - 1
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params.column = visibleColumn[params.columnIndex]
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} else if (isRightArrow && _columnIndex < visibleColumn.length - 1) {
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// 移动到右侧单元格
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params.columnIndex = _columnIndex + 1
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params.column = visibleColumn[params.columnIndex]
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}
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$xeTable.scrollToRow(params.row, params.column).then(() => {
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params.cell = $xeTable.getCellElement(params.row, params.column)
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$xeTable.handleSelected(params, evnt)
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})
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return params
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}
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export default {
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methods: {
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// 处理 Tab 键移动
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moveTabSelected (args: any, isLeft: any, evnt: any) {
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const $xeTable = this as VxeTableConstructor & VxeTablePrivateMethods
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const props = $xeTable
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const internalData = $xeTable as unknown as TableInternalData
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const { editConfig } = props
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const { afterFullData, visibleColumn } = internalData
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const editOpts = $xeTable.computeEditOpts
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const rowOpts = $xeTable.computeRowOpts
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const currentRowOpts = $xeTable.computeCurrentRowOpts
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const columnOpts = $xeTable.computeColumnOpts
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const currentColumnOpts = $xeTable.computeCurrentColumnOpts
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let targetRow: any
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let targetRowIndex: any
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let targetColumnIndex: any
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const params = Object.assign({}, args)
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const _rowIndex = $xeTable.getVTRowIndex(params.row)
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const _columnIndex = $xeTable.getVTColumnIndex(params.column)
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evnt.preventDefault()
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if (isLeft) {
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// 向左
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if (_columnIndex <= 0) {
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// 如果已经是第一列,则移动到上一行
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if (_rowIndex > 0) {
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targetRowIndex = _rowIndex - 1
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targetRow = afterFullData[targetRowIndex]
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targetColumnIndex = visibleColumn.length - 1
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}
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} else {
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targetColumnIndex = _columnIndex - 1
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}
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} else {
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if (_columnIndex >= visibleColumn.length - 1) {
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// 如果已经是第一列,则移动到上一行
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if (_rowIndex < afterFullData.length - 1) {
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targetRowIndex = _rowIndex + 1
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targetRow = afterFullData[targetRowIndex]
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targetColumnIndex = 0
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}
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} else {
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targetColumnIndex = _columnIndex + 1
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}
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}
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const targetColumn = visibleColumn[targetColumnIndex]
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if (targetColumn) {
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if (targetRow) {
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params.rowIndex = targetRowIndex
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params.row = targetRow
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} else {
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params.rowIndex = _rowIndex
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}
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params.columnIndex = targetColumnIndex
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params.column = targetColumn
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params.cell = $xeTable.getCellElement(params.row, params.column)
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if (rowOpts.isCurrent && currentRowOpts.isFollowSelected) {
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$xeTable.triggerCurrentRowEvent(evnt, params)
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}
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if (columnOpts.isCurrent && currentColumnOpts.isFollowSelected) {
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$xeTable.triggerCurrentColumnEvent(evnt, params)
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}
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if (editConfig) {
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if (editOpts.trigger === 'click' || editOpts.trigger === 'dblclick') {
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if (editOpts.mode === 'row') {
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$xeTable.handleEdit(params, evnt)
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} else {
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$xeTable.scrollToRow(params.row, params.column)
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.then(() => {
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$xeTable.handleSelected(params, evnt)
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})
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}
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}
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} else {
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$xeTable.scrollToRow(params.row, params.column)
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.then(() => {
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$xeTable.handleSelected(params, evnt)
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})
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}
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}
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},
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// 处理当前行方向键移动
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moveCurrentRow (isUpArrow: boolean, isDwArrow: boolean, evnt: any) {
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const $xeTable = this as VxeTableConstructor & VxeTablePrivateMethods
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const props = $xeTable
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const reactData = $xeTable as unknown as TableReactData
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const internalData = $xeTable as unknown as TableInternalData
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const { treeConfig } = props
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const { currentRow } = reactData
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const { afterFullData } = internalData
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const treeOpts = $xeTable.computeTreeOpts
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const childrenField = treeOpts.children || treeOpts.childrenField
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let targetRow
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if (currentRow) {
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if (treeConfig) {
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const { index, items } = XEUtils.findTree(afterFullData, item => item === currentRow, { children: childrenField })
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if (isUpArrow && index > 0) {
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targetRow = items[index - 1]
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} else if (isDwArrow && index < items.length - 1) {
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targetRow = items[index + 1]
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}
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} else {
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const _rowIndex = $xeTable.getVTRowIndex(currentRow)
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if (isUpArrow && _rowIndex > 0) {
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targetRow = afterFullData[_rowIndex - 1]
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} else if (isDwArrow && _rowIndex < afterFullData.length - 1) {
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targetRow = afterFullData[_rowIndex + 1]
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}
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}
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} else {
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targetRow = afterFullData[0]
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}
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if (targetRow) {
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evnt.preventDefault()
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const params = {
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$table: $xeTable,
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row: targetRow,
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rowIndex: $xeTable.getRowIndex(targetRow),
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$rowIndex: $xeTable.getVMRowIndex(targetRow)
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}
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$xeTable.scrollToRow(targetRow)
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.then(() => $xeTable.triggerCurrentRowEvent(evnt, params))
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}
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},
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// 处理当前列方向键移动
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moveCurrentColumn (isLeftArrow: boolean, isRightArrow: boolean, evnt: any) {
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const $xeTable = this as VxeTableConstructor & VxeTablePrivateMethods
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const reactData = $xeTable as unknown as TableReactData
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const internalData = $xeTable as unknown as TableInternalData
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const { currentColumn } = reactData
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const { visibleColumn } = internalData
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let targetCol: VxeTableDefines.ColumnInfo | null = null
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if (currentColumn) {
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const _columnIndex = $xeTable.getVTColumnIndex(currentColumn)
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if (isLeftArrow && _columnIndex > 0) {
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targetCol = visibleColumn[_columnIndex - 1]
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} else if (isRightArrow && _columnIndex < visibleColumn.length - 1) {
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targetCol = visibleColumn[_columnIndex + 1]
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}
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} else {
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targetCol = visibleColumn[0]
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}
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if (targetCol) {
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evnt.preventDefault()
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const params = {
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$table: $xeTable,
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column: targetCol,
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columnIndex: $xeTable.getColumnIndex(targetCol),
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$columnIndex: $xeTable.getVMColumnIndex(targetCol)
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}
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$xeTable.scrollToColumn(targetCol)
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.then(() => $xeTable.triggerCurrentColumnEvent(evnt, params))
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}
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},
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// 处理可编辑方向键移动
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moveArrowSelected (args: any, isLeftArrow: boolean, isUpArrow: boolean, isRightArrow: boolean, isDwArrow: boolean, evnt: any) {
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const $xeTable = this as VxeTableConstructor & VxeTablePrivateMethods
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const props = $xeTable
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const { highlightCurrentRow, highlightCurrentColumn } = props
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const rowOpts = $xeTable.computeRowOpts
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const currentRowOpts = $xeTable.computeCurrentRowOpts
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const columnOpts = $xeTable.computeColumnOpts
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const currentColumnOpts = $xeTable.computeCurrentColumnOpts
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const params = handleMoveSelected($xeTable, evnt, args, isLeftArrow, isUpArrow, isRightArrow, isDwArrow)
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if (rowOpts.isCurrent || highlightCurrentRow) {
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if (currentRowOpts.isFollowSelected) {
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$xeTable.triggerCurrentRowEvent(evnt, params)
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} else {
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// 当前行按键上下移动
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if ((isUpArrow || isDwArrow) && (rowOpts.isCurrent || highlightCurrentRow)) {
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$xeTable.moveCurrentRow(isUpArrow, isDwArrow, evnt)
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}
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}
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}
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if (columnOpts.isCurrent || highlightCurrentColumn) {
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if (currentColumnOpts.isFollowSelected) {
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$xeTable.triggerCurrentColumnEvent(evnt, params)
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} else {
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// 当前行按键左右移动
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if ((isLeftArrow || isRightArrow) && (columnOpts.isCurrent || highlightCurrentColumn)) {
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$xeTable.moveCurrentColumn(isLeftArrow, isRightArrow, evnt)
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}
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}
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}
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},
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moveEnterSelected (args: any, isLeftArrow: boolean, isUpArrow: boolean, isRightArrow: boolean, isDwArrow: boolean, evnt: any) {
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const $xeTable = this as VxeTableConstructor & VxeTablePrivateMethods
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const props = $xeTable
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const { highlightCurrentRow, highlightCurrentColumn } = props
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const rowOpts = $xeTable.computeRowOpts
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const currentRowOpts = $xeTable.computeCurrentRowOpts
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const columnOpts = $xeTable.computeColumnOpts
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const currentColumnOpts = $xeTable.computeCurrentColumnOpts
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const params = handleMoveSelected($xeTable, evnt, args, isLeftArrow, isUpArrow, isRightArrow, isDwArrow)
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if (((rowOpts.isCurrent || highlightCurrentRow) && currentRowOpts.isFollowSelected)) {
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$xeTable.triggerCurrentRowEvent(evnt, params)
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}
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if ((columnOpts.isCurrent || highlightCurrentColumn) && currentColumnOpts.isFollowSelected) {
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$xeTable.triggerCurrentColumnEvent(evnt, params)
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}
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},
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// 处理可编辑方向键移动
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moveSelected (args: any, isLeftArrow: boolean, isUpArrow: boolean, isRightArrow: boolean, isDwArrow: boolean, evnt: any) {
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const $xeTable = this as VxeTableConstructor & VxeTablePrivateMethods
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handleMoveSelected($xeTable, evnt, args, isLeftArrow, isUpArrow, isRightArrow, isDwArrow)
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},
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handleCellMousedownEvent (evnt: any, params: any) {
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const $xeTable = this as VxeTableConstructor & VxeTablePrivateMethods
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const { editConfig, editOpts, handleSelected, checkboxConfig, checkboxOpts, mouseConfig, mouseOpts } = this
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if (mouseConfig && mouseOpts.area && $xeTable.triggerCellAreaModownEvent) {
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return $xeTable.triggerCellAreaModownEvent(evnt, params)
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} else {
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if (checkboxConfig && checkboxOpts.range) {
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this.handleCheckboxRangeEvent(evnt, params)
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}
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if (mouseConfig && mouseOpts.selected) {
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if (!editConfig || editOpts.mode === 'cell') {
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handleSelected(params, evnt)
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}
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}
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}
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},
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handleCheckboxRangeEvent (evnt: any, params: any) {
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const $xeTable = this
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const internalData = $xeTable
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const { elemStore } = internalData
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const bodyScrollElem = getRefElem(elemStore['main-body-scroll'])
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const leftScrollElem = getRefElem(elemStore['left-body-scroll'])
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const rightScrollElem = getRefElem(elemStore['right-body-scroll'])
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const { column, cell } = params
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if (column.type === 'checkbox') {
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let bodyWrapperElem = bodyScrollElem as HTMLElement
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if (leftScrollElem && column.fixed === 'left') {
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bodyWrapperElem = leftScrollElem
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} else if (rightScrollElem && column.fixed === 'right') {
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bodyWrapperElem = rightScrollElem
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}
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if (!bodyWrapperElem) {
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return
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}
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const el = $xeTable.$refs.refElem as HTMLDivElement
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const disX = evnt.clientX
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const disY = evnt.clientY
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const checkboxRangeElem = bodyWrapperElem.querySelector('.vxe-table--checkbox-range') as HTMLElement
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const trElem = cell.parentNode
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const selectRecords = this.getCheckboxRecords()
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let lastRangeRows = []
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const marginSize = 1
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const offsetRest = getTargetOffset(evnt.target, bodyWrapperElem)
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const startTop = offsetRest.offsetTop + evnt.offsetY
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const startLeft = offsetRest.offsetLeft + evnt.offsetX
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const startScrollTop = bodyWrapperElem.scrollTop
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const rowHeight = trElem.offsetHeight
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const trRect = trElem.getBoundingClientRect()
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const offsetClientTop = disY - trRect.y
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let mouseScrollTimeout: any = null
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let isMouseScrollDown: any = false
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let mouseScrollSpaceSize = 1
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const triggerEvent = (type: any, evnt: any) => {
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this.emitEvent(`checkbox-range-${type}`, {
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records: () => this.getCheckboxRecords(),
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reserves: () => this.getCheckboxReserveRecords()
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}, evnt)
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}
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const handleChecked = (evnt: any) => {
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const { clientX, clientY } = evnt
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const offsetLeft = clientX - disX
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const offsetTop = clientY - disY + (bodyWrapperElem.scrollTop - startScrollTop)
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let rangeHeight = Math.abs(offsetTop)
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let rangeWidth = Math.abs(offsetLeft)
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let rangeTop = startTop
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let rangeLeft = startLeft
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if (offsetTop < marginSize) {
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// 向上
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rangeTop += offsetTop
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if (rangeTop < marginSize) {
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rangeTop = marginSize
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rangeHeight = startTop
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}
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} else {
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// 向下
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rangeHeight = Math.min(rangeHeight, bodyWrapperElem.scrollHeight - startTop - marginSize)
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}
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if (offsetLeft < marginSize) {
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// 向左
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rangeLeft += offsetLeft
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if (rangeWidth > startLeft) {
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rangeLeft = marginSize
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rangeWidth = startLeft
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}
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} else {
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// 向右
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rangeWidth = Math.min(rangeWidth, bodyWrapperElem.clientWidth - startLeft - marginSize)
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}
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checkboxRangeElem.style.height = `${rangeHeight}px`
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checkboxRangeElem.style.width = `${rangeWidth}px`
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checkboxRangeElem.style.left = `${rangeLeft}px`
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checkboxRangeElem.style.top = `${rangeTop}px`
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checkboxRangeElem.style.display = 'block'
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const rangeRows = getCheckboxRangeRows(this, evnt, params, trElem, trRect, offsetClientTop, offsetTop < marginSize ? -rangeHeight : rangeHeight)
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// 至少滑动 10px 才能有效匹配
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if (rangeHeight > 10 && rangeRows.length !== lastRangeRows.length) {
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const isControlKey = hasControlKey(evnt)
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lastRangeRows = rangeRows
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if (isControlKey) {
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rangeRows.forEach((row: any) => {
|
|
$xeTable.handleBatchSelectRows([row], selectRecords.indexOf(row) === -1)
|
|
})
|
|
} else {
|
|
this.setAllCheckboxRow(false)
|
|
this.handleCheckedCheckboxRow(rangeRows, true, false)
|
|
}
|
|
triggerEvent('change', evnt)
|
|
}
|
|
}
|
|
// 停止鼠标滚动
|
|
const stopMouseScroll = () => {
|
|
clearTimeout(mouseScrollTimeout)
|
|
mouseScrollTimeout = null
|
|
}
|
|
// 开始鼠标滚动
|
|
const startMouseScroll = (evnt: any) => {
|
|
stopMouseScroll()
|
|
mouseScrollTimeout = setTimeout(() => {
|
|
if (mouseScrollTimeout) {
|
|
const { scrollLeft, scrollTop, clientHeight, scrollHeight } = bodyWrapperElem
|
|
const topSize = Math.ceil(mouseScrollSpaceSize * 50 / rowHeight)
|
|
if (isMouseScrollDown) {
|
|
if (scrollTop + clientHeight < scrollHeight) {
|
|
this.scrollTo(scrollLeft, scrollTop + topSize)
|
|
startMouseScroll(evnt)
|
|
handleChecked(evnt)
|
|
} else {
|
|
stopMouseScroll()
|
|
}
|
|
} else {
|
|
if (scrollTop) {
|
|
this.scrollTo(scrollLeft, scrollTop - topSize)
|
|
startMouseScroll(evnt)
|
|
handleChecked(evnt)
|
|
} else {
|
|
stopMouseScroll()
|
|
}
|
|
}
|
|
}
|
|
}, 50)
|
|
}
|
|
addClass(el, 'drag--range')
|
|
document.onmousemove = evnt => {
|
|
evnt.preventDefault()
|
|
evnt.stopPropagation()
|
|
const { clientY } = evnt
|
|
const { boundingTop } = getAbsolutePos(bodyWrapperElem)
|
|
// 如果超过可视区,触发滚动
|
|
if (clientY < boundingTop) {
|
|
isMouseScrollDown = false
|
|
mouseScrollSpaceSize = boundingTop - clientY
|
|
if (!mouseScrollTimeout) {
|
|
startMouseScroll(evnt)
|
|
}
|
|
} else if (clientY > boundingTop + bodyWrapperElem.clientHeight) {
|
|
isMouseScrollDown = true
|
|
mouseScrollSpaceSize = clientY - boundingTop - bodyWrapperElem.clientHeight
|
|
if (!mouseScrollTimeout) {
|
|
startMouseScroll(evnt)
|
|
}
|
|
} else if (mouseScrollTimeout) {
|
|
stopMouseScroll()
|
|
}
|
|
handleChecked(evnt)
|
|
}
|
|
document.onmouseup = (evnt) => {
|
|
stopMouseScroll()
|
|
removeClass(el, 'drag--range')
|
|
checkboxRangeElem.removeAttribute('style')
|
|
document.onmousemove = null
|
|
document.onmouseup = null
|
|
triggerEvent('end', evnt)
|
|
}
|
|
triggerEvent('start', evnt)
|
|
}
|
|
}
|
|
} as any
|
|
}
|
|
|