vxe-table
Version:
A PC-end table component based on Vxe UI, supporting copy-paste, data pivot table, and high-performance virtual list table solution.
306 lines (305 loc) • 16 kB
JavaScript
import { nextTick } from 'vue';
import XEUtils from 'xe-utils';
import { VxeUI } from '../../../ui';
import { getDomNode, getAbsolutePos, getEventTargetNode } from '../../../ui/src/dom';
import { isEnableConf, hasChildrenList } from '../../../ui/src/utils';
const { menus, hooks, globalEvents, GLOBAL_EVENT_KEYS } = VxeUI;
const tableMenuMethodKeys = ['closeMenu'];
hooks.add('tableMenuModule', {
setupTable($xeTable) {
const { xID, props, reactData, internalData } = $xeTable;
const { refElem, refTableFilter, refTableMenu } = $xeTable.getRefMaps();
const { computeMouseOpts, computeIsMenu, computeMenuOpts } = $xeTable.getComputeMaps();
let menuMethods = {};
let menuPrivateMethods = {};
/**
* 显示快捷菜单
*/
const handleOpenMenuEvent = (evnt, type, params) => {
const { ctxMenuStore } = reactData;
const isMenu = computeIsMenu.value;
const menuOpts = computeMenuOpts.value;
const config = menuOpts[type];
const visibleMethod = menuOpts.visibleMethod;
if (config) {
const { options, disabled } = config;
if (disabled) {
evnt.preventDefault();
}
else if (isMenu && options && options.length) {
params.options = options;
$xeTable.preventEvent(evnt, 'event.showMenu', params, () => {
if (!visibleMethod || visibleMethod(params)) {
evnt.preventDefault();
$xeTable.updateZindex();
const { scrollTop, scrollLeft, visibleHeight, visibleWidth } = getDomNode();
let top = evnt.clientY + scrollTop;
let left = evnt.clientX + scrollLeft;
const handleVisible = () => {
internalData._currMenuParams = params;
Object.assign(ctxMenuStore, {
visible: true,
list: options,
selected: null,
selectChild: null,
showChild: false,
style: {
zIndex: internalData.tZindex,
top: `${top}px`,
left: `${left}px`
}
});
nextTick(() => {
const tableMenu = refTableMenu.value;
const ctxElem = tableMenu.getRefMaps().refElem.value;
const clientHeight = ctxElem.clientHeight;
const clientWidth = ctxElem.clientWidth;
const { boundingTop, boundingLeft } = getAbsolutePos(ctxElem);
const offsetTop = boundingTop + clientHeight - visibleHeight;
const offsetLeft = boundingLeft + clientWidth - visibleWidth;
if (offsetTop > -10) {
ctxMenuStore.style.top = `${Math.max(scrollTop + 2, top - clientHeight - 2)}px`;
}
if (offsetLeft > -10) {
ctxMenuStore.style.left = `${Math.max(scrollLeft + 2, left - clientWidth - 2)}px`;
}
});
};
const { keyboard, row, column } = params;
if (keyboard && row && column) {
$xeTable.scrollToRow(row, column).then(() => {
const cell = $xeTable.getCellElement(row, column);
if (cell) {
const { boundingTop, boundingLeft } = getAbsolutePos(cell);
top = boundingTop + scrollTop + Math.floor(cell.offsetHeight / 2);
left = boundingLeft + scrollLeft + Math.floor(cell.offsetWidth / 2);
}
handleVisible();
});
}
else {
handleVisible();
}
}
else {
menuMethods.closeMenu();
}
});
}
}
$xeTable.closeFilter();
};
menuMethods = {
/**
* 关闭快捷菜单
*/
closeMenu() {
Object.assign(reactData.ctxMenuStore, {
visible: false,
selected: null,
selectChild: null,
showChild: false
});
return nextTick();
}
};
menuPrivateMethods = {
/**
* 处理菜单的移动
*/
moveCtxMenu(evnt, ctxMenuStore, property, hasOper, operRest, menuList) {
let selectItem;
const selectIndex = XEUtils.findIndexOf(menuList, item => ctxMenuStore[property] === item);
if (hasOper) {
if (operRest && hasChildrenList(ctxMenuStore.selected)) {
ctxMenuStore.showChild = true;
}
else {
ctxMenuStore.showChild = false;
ctxMenuStore.selectChild = null;
}
}
else if (globalEvents.hasKey(evnt, GLOBAL_EVENT_KEYS.ARROW_UP)) {
for (let len = selectIndex - 1; len >= 0; len--) {
if (menuList[len].visible !== false) {
selectItem = menuList[len];
break;
}
}
ctxMenuStore[property] = selectItem || menuList[menuList.length - 1];
}
else if (globalEvents.hasKey(evnt, GLOBAL_EVENT_KEYS.ARROW_DOWN)) {
for (let index = selectIndex + 1; index < menuList.length; index++) {
if (menuList[index].visible !== false) {
selectItem = menuList[index];
break;
}
}
ctxMenuStore[property] = selectItem || menuList[0];
}
else if (ctxMenuStore[property] && (globalEvents.hasKey(evnt, GLOBAL_EVENT_KEYS.ENTER) || globalEvents.hasKey(evnt, GLOBAL_EVENT_KEYS.SPACEBAR))) {
$xeTable.ctxMenuLinkEvent(evnt, ctxMenuStore[property]);
}
},
handleOpenMenuEvent,
/**
* 快捷菜单事件处理
*/
handleGlobalContextmenuEvent(evnt) {
const { mouseConfig, menuConfig } = props;
const { editStore, ctxMenuStore } = reactData;
const { visibleColumn } = internalData;
const tableFilter = refTableFilter.value;
const tableMenu = refTableMenu.value;
const mouseOpts = computeMouseOpts.value;
const menuOpts = computeMenuOpts.value;
const el = refElem.value;
const { selected } = editStore;
const layoutList = ['header', 'body', 'footer'];
if (isEnableConf(menuConfig)) {
if (ctxMenuStore.visible && tableMenu && getEventTargetNode(evnt, tableMenu.getRefMaps().refElem.value).flag) {
evnt.preventDefault();
return;
}
if (internalData._keyCtx) {
const type = 'body';
const params = { type, $table: $xeTable, keyboard: true, columns: visibleColumn.slice(0), $event: evnt };
// 如果开启单元格区域
if (mouseConfig && mouseOpts.area) {
const activeArea = $xeTable.getActiveCellArea();
if (activeArea && activeArea.row && activeArea.column) {
params.row = activeArea.row;
params.column = activeArea.column;
handleOpenMenuEvent(evnt, type, params);
return;
}
}
else if (mouseConfig && mouseOpts.selected) {
// 如果启用键盘导航且已选中单元格
if (selected.row && selected.column) {
params.row = selected.row;
params.column = selected.column;
handleOpenMenuEvent(evnt, type, params);
return;
}
}
}
// 分别匹配表尾、内容、表尾的快捷菜单
for (let index = 0; index < layoutList.length; index++) {
const layout = layoutList[index];
const columnTargetNode = getEventTargetNode(evnt, el, `vxe-${layout}--column`, (target) => {
// target=td|th，直接向上找 table 去匹配即可
return target.parentNode.parentNode.parentNode.getAttribute('xid') === xID;
});
const params = { type: layout, $table: $xeTable, columns: visibleColumn.slice(0), $event: evnt };
if (columnTargetNode.flag) {
const cell = columnTargetNode.targetElem;
const columnNodeRest = $xeTable.getColumnNode(cell);
const column = columnNodeRest ? columnNodeRest.item : null;
let typePrefix = `${layout}-`;
if (column) {
Object.assign(params, { column, columnIndex: $xeTable.getColumnIndex(column), cell });
}
if (layout === 'body') {
const rowNodeRest = $xeTable.getRowNode(cell.parentNode);
const row = rowNodeRest ? rowNodeRest.item : null;
typePrefix = '';
if (row) {
params.row = row;
params.rowIndex = $xeTable.getRowIndex(row);
}
}
const eventType = `${typePrefix}cell-menu`;
handleOpenMenuEvent(evnt, layout, params);
$xeTable.dispatchEvent(eventType, params, evnt);
return;
}
else if (getEventTargetNode(evnt, el, `vxe-table--${layout}-wrapper`, target => target.getAttribute('xid') === xID).flag) {
if (menuOpts.trigger === 'cell') {
evnt.preventDefault();
}
else {
handleOpenMenuEvent(evnt, layout, params);
}
return;
}
}
}
if (tableFilter && !getEventTargetNode(evnt, tableFilter.getRefMaps().refElem.value).flag) {
$xeTable.closeFilter();
}
menuMethods.closeMenu();
},
ctxMenuMouseoverEvent(evnt, item, child) {
const menuElem = evnt.currentTarget;
const { ctxMenuStore } = reactData;
evnt.preventDefault();
evnt.stopPropagation();
ctxMenuStore.selected = item;
ctxMenuStore.selectChild = child;
if (!child) {
ctxMenuStore.showChild = hasChildrenList(item);
if (ctxMenuStore.showChild) {
nextTick(() => {
const childWrapperElem = menuElem.nextElementSibling;
if (childWrapperElem) {
const { boundingTop, boundingLeft, visibleHeight, visibleWidth } = getAbsolutePos(menuElem);
const posTop = boundingTop + menuElem.offsetHeight;
const posLeft = boundingLeft + menuElem.offsetWidth;
let left = '';
let right = '';
// 是否超出右侧
if (posLeft + childWrapperElem.offsetWidth > visibleWidth - 10) {
left = 'auto';
right = `${menuElem.offsetWidth}px`;
}
// 是否超出底部
let top = '';
let bottom = '';
if (posTop + childWrapperElem.offsetHeight > visibleHeight - 10) {
top = 'auto';
bottom = '0';
}
childWrapperElem.style.left = left;
childWrapperElem.style.right = right;
childWrapperElem.style.top = top;
childWrapperElem.style.bottom = bottom;
}
});
}
}
},
ctxMenuMouseoutEvent(evnt, item) {
const { ctxMenuStore } = reactData;
if (!item.children) {
ctxMenuStore.selected = null;
}
ctxMenuStore.selectChild = null;
},
/**
* 快捷菜单点击事件
*/
ctxMenuLinkEvent(evnt, menu) {
const $xeGrid = $xeTable.xeGrid;
// 如果一级菜单有配置 code 则允许点击，否则不能点击
if (!menu.disabled && (menu.code || !menu.children || !menu.children.length)) {
const gMenuOpts = menus.get(menu.code);
const params = Object.assign({}, internalData._currMenuParams, { menu, $table: $xeTable, $grid: $xeGrid, $event: evnt });
const tmMethod = gMenuOpts ? (gMenuOpts.tableMenuMethod || gMenuOpts.menuMethod) : null;
if (tmMethod) {
tmMethod(params, evnt);
}
$xeTable.dispatchEvent('menu-click', params, evnt);
menuMethods.closeMenu();
}
}
};
return Object.assign(Object.assign({}, menuMethods), menuPrivateMethods);
},
setupGrid($xeGrid) {
return $xeGrid.extendTableMethods(tableMenuMethodKeys);
},
setupGantt($xeGantt) {
return $xeGantt.extendTableMethods(tableMenuMethodKeys);
}
});