vxe-pc-ui
Version:
A vue based PC component library
657 lines (656 loc) • 27 kB
JavaScript
import { defineComponent, ref, h, computed, inject, watch, provide, nextTick, Teleport, onMounted, onUnmounted, reactive } from 'vue';
import XEUtils from 'xe-utils';
import { VxeUI, getConfig, getIcon, globalEvents, getI18n, createEvent, useSize, renderEmptyElement } from '../../ui';
import { getEventTargetNode, getAbsolutePos, toCssUnit } from '../../ui/src/dom';
import { getOnName } from '../../ui/src/vn';
import { getLastZIndex, nextZIndex } from '../../ui/src/utils';
import { errLog } from '../../ui/src/log';
import VxeInputComponent from '../../input/src/input';
export function getRowUniqueId() {
return XEUtils.uniqueId('row_');
}
export default defineComponent({
name: 'VxeTableSelect',
props: {
modelValue: [String, Number, Array],
clearable: Boolean,
placeholder: {
type: String,
default: () => XEUtils.eqNull(getConfig().tableSelect.placeholder) ? getI18n('vxe.base.pleaseSelect') : getConfig().tableSelect.placeholder
},
readonly: {
type: Boolean,
default: null
},
loading: Boolean,
disabled: {
type: Boolean,
default: null
},
multiple: Boolean,
className: [String, Function],
prefixIcon: String,
placement: String,
columns: Array,
options: Array,
optionProps: Object,
size: {
type: String,
default: () => getConfig().select.size || getConfig().size
},
popupConfig: Object,
gridConfig: Object,
transfer: {
type: Boolean,
default: null
}
},
emits: [
'update:modelValue',
'change',
'clear',
'blur',
'focus',
'click',
'form-submit',
'form-reset',
'form-collapse',
'page-change'
],
setup(props, context) {
const { emit, slots } = context;
const VxeTableGridComponent = VxeUI.getComponent('VxeGrid');
const $xeModal = inject('$xeModal', null);
const $xeDrawer = inject('$xeDrawer', null);
const $xeTable = inject('$xeTable', null);
const $xeForm = inject('$xeForm', null);
const formItemInfo = inject('xeFormItemInfo', null);
const xID = XEUtils.uniqueId();
const { computeSize } = useSize(props);
const refElem = ref();
const refInput = ref();
const refGridWrapper = ref();
const refOptionPanel = ref();
const refGrid = ref();
const reactData = reactive({
initialized: false,
tableColumns: [],
fullOptionList: [],
fullRowMaps: {},
panelIndex: 0,
panelStyle: {},
panelPlacement: null,
triggerFocusPanel: false,
visiblePanel: false,
isAniVisible: false,
isActivated: false
});
const internalData = {
// hpTimeout: undefined,
// vpTimeout: undefined
};
const refMaps = {
refElem
};
const computeFormReadonly = computed(() => {
const { readonly } = props;
if (readonly === null) {
if ($xeForm) {
return $xeForm.props.readonly;
}
return false;
}
return readonly;
});
const computeIsDisabled = computed(() => {
const { disabled } = props;
if (disabled === null) {
if ($xeForm) {
return $xeForm.props.disabled;
}
return false;
}
return disabled;
});
const computeBtnTransfer = computed(() => {
const { transfer } = props;
if (transfer === null) {
const globalTransfer = getConfig().select.transfer;
if (XEUtils.isBoolean(globalTransfer)) {
return globalTransfer;
}
if ($xeTable || $xeModal || $xeDrawer || $xeForm) {
return true;
}
}
return transfer;
});
const computePropsOpts = computed(() => {
return props.optionProps || {};
});
const computeRowOpts = computed(() => {
const gridOpts = computeGridOpts.value;
return Object.assign({}, gridOpts.rowConfig, {
isCurrent: true
});
});
const computeRowKeyField = computed(() => {
const rowOpts = computeRowOpts.value;
return rowOpts.keyField || '_X_ROW_KEY';
});
const computeLabelField = computed(() => {
const propsOpts = computePropsOpts.value;
return propsOpts.label || 'label';
});
const computeValueField = computed(() => {
const propsOpts = computePropsOpts.value;
return propsOpts.value || 'value';
});
const computePopupOpts = computed(() => {
return Object.assign({}, getConfig().tableSelect.popupConfig, props.popupConfig);
});
const computeGridOpts = computed(() => {
return Object.assign({}, getConfig().tableSelect.gridConfig, props.gridConfig, { data: undefined, columns: undefined });
});
const computeSelectLabel = computed(() => {
const { modelValue } = props;
const { fullRowMaps } = reactData;
const labelField = computeLabelField.value;
return (XEUtils.isArray(modelValue) ? modelValue : [modelValue]).map(val => {
const cacheItem = fullRowMaps[val];
return cacheItem ? cacheItem.item[labelField] : val;
}).join(', ');
});
const computePopupWrapperStyle = computed(() => {
const popupOpts = computePopupOpts.value;
const { height, width } = popupOpts;
const stys = {};
if (width) {
stys.width = toCssUnit(width);
}
if (height) {
stys.height = toCssUnit(height);
}
return stys;
});
const computeMaps = {};
const $xeTableSelect = {
xID,
props,
context,
reactData,
getRefMaps: () => refMaps,
getComputeMaps: () => computeMaps
};
const gridEventKeys = [
'form-submit',
'form-reset',
'form-collapse',
'page-change'
];
const gridEvents = {};
gridEventKeys.forEach(name => {
gridEvents[getOnName(XEUtils.camelCase(name))] = (params) => {
dispatchEvent(name, params, params.$event);
};
});
const dispatchEvent = (type, params, evnt) => {
emit(type, createEvent(evnt, { $tableSelect: $xeTableSelect }, params));
};
const emitModel = (value) => {
emit('update:modelValue', value);
};
const tableSelectMethods = {
dispatchEvent
};
const tableSelectPrivateMethods = {};
const getRowid = (option) => {
const nodeKeyField = computeRowKeyField.value;
const rowid = option[nodeKeyField];
return rowid ? encodeURIComponent(rowid) : '';
};
const getRowsByValue = (modelValue) => {
const { fullRowMaps } = reactData;
const rows = [];
const vals = XEUtils.eqNull(modelValue) ? [] : (XEUtils.isArray(modelValue) ? modelValue : [modelValue]);
vals.forEach(val => {
const cacheItem = fullRowMaps[val];
if (cacheItem) {
rows.push(cacheItem.item);
}
});
return rows;
};
const updateModel = (modelValue) => {
const { multiple } = props;
nextTick(() => {
const $grid = refGrid.value;
if ($grid) {
const selectList = getRowsByValue(modelValue);
if (selectList.length) {
if (multiple) {
$grid.setCheckboxRow(selectList, true);
}
else {
$grid.setRadioRow(selectList[0]);
}
}
}
});
};
const loadTableColumn = (columns) => {
const { multiple } = props;
const tableCols = [];
if (multiple) {
tableCols.push({
type: 'checkbox',
width: 70
});
}
else {
tableCols.push({
type: 'radio',
width: 70
});
}
reactData.tableColumns = tableCols.concat(columns || []);
};
const cacheDataMap = () => {
const { options } = props;
const rowKeyField = computeRowKeyField.value;
const valueField = computeValueField.value;
const gridOpts = computeGridOpts.value;
const { treeConfig } = gridOpts;
const rowMaps = {};
const keyMaps = {};
if (treeConfig) {
// x
}
else {
XEUtils.arrayEach(options || [], (item, index, items) => {
let rowid = getRowid(item);
if (!rowid) {
rowid = getRowUniqueId();
}
if (keyMaps[rowid]) {
errLog('vxe.error.repeatKey', [rowKeyField, rowid]);
}
keyMaps[rowid] = true;
const value = item[valueField];
if (rowMaps[value]) {
errLog('vxe.error.repeatKey', [valueField, value]);
}
rowMaps[value] = { item, index, items, parent: null, nodes: [] };
});
}
reactData.fullOptionList = options || [];
reactData.fullRowMaps = rowMaps;
updateModel(props.modelValue);
};
const updateZindex = () => {
if (reactData.panelIndex < getLastZIndex()) {
reactData.panelIndex = nextZIndex();
}
};
const updatePlacement = () => {
return nextTick().then(() => {
const { placement } = props;
const { panelIndex } = reactData;
const el = refElem.value;
const panelElem = refOptionPanel.value;
const btnTransfer = computeBtnTransfer.value;
if (panelElem && el) {
const targetHeight = el.offsetHeight;
const targetWidth = el.offsetWidth;
const panelHeight = panelElem.offsetHeight;
const panelWidth = panelElem.offsetWidth;
const marginSize = 5;
const panelStyle = {
zIndex: panelIndex
};
const { boundingTop, boundingLeft, visibleHeight, visibleWidth } = getAbsolutePos(el);
let panelPlacement = 'bottom';
if (btnTransfer) {
let left = boundingLeft;
let top = boundingTop + targetHeight;
if (placement === 'top') {
panelPlacement = 'top';
top = boundingTop - panelHeight;
}
else if (!placement) {
// 如果下面不够放，则向上
if (top + panelHeight + marginSize > visibleHeight) {
panelPlacement = 'top';
top = boundingTop - panelHeight;
}
// 如果上面不够放，则向下（优先）
if (top < marginSize) {
panelPlacement = 'bottom';
top = boundingTop + targetHeight;
}
}
// 如果溢出右边
if (left + panelWidth + marginSize > visibleWidth) {
left -= left + panelWidth + marginSize - visibleWidth;
}
// 如果溢出左边
if (left < marginSize) {
left = marginSize;
}
Object.assign(panelStyle, {
left: `${left}px`,
top: `${top}px`,
minWidth: `${targetWidth}px`
});
}
else {
if (placement === 'top') {
panelPlacement = 'top';
panelStyle.bottom = `${targetHeight}px`;
}
else if (!placement) {
// 如果下面不够放，则向上
if (boundingTop + targetHeight + panelHeight > visibleHeight) {
// 如果上面不够放，则向下（优先）
if (boundingTop - targetHeight - panelHeight > marginSize) {
panelPlacement = 'top';
panelStyle.bottom = `${targetHeight}px`;
}
}
}
}
reactData.panelStyle = panelStyle;
reactData.panelPlacement = panelPlacement;
return nextTick();
}
});
};
const showOptionPanel = () => {
const { loading } = props;
const isDisabled = computeIsDisabled.value;
if (!loading && !isDisabled) {
if (internalData.vpTimeout) {
clearTimeout(internalData.vpTimeout);
}
if (internalData.hpTimeout) {
clearTimeout(internalData.hpTimeout);
}
if (!reactData.initialized) {
reactData.initialized = true;
}
reactData.isActivated = true;
reactData.isAniVisible = true;
internalData.vpTimeout = setTimeout(() => {
reactData.visiblePanel = true;
updateModel(props.modelValue);
internalData.vpTimeout = undefined;
}, 10);
updateZindex();
updatePlacement();
}
};
const hideOptionPanel = () => {
reactData.visiblePanel = false;
if (internalData.vpTimeout) {
clearTimeout(internalData.vpTimeout);
}
if (internalData.hpTimeout) {
clearTimeout(internalData.hpTimeout);
}
internalData.hpTimeout = setTimeout(() => {
reactData.isAniVisible = false;
internalData.hpTimeout = undefined;
}, 350);
};
const changeEvent = (evnt, selectValue) => {
const { fullRowMaps } = reactData;
emitModel(selectValue);
if (selectValue !== props.modelValue) {
const cacheItem = fullRowMaps[selectValue];
dispatchEvent('change', { value: selectValue, row: cacheItem ? cacheItem.item : null }, evnt);
// 自动更新校验状态
if ($xeForm && formItemInfo) {
$xeForm.triggerItemEvent(evnt, formItemInfo.itemConfig.field, selectValue);
}
}
};
const clearValueEvent = (evnt, selectValue) => {
changeEvent(evnt, selectValue);
dispatchEvent('clear', { value: selectValue }, evnt);
};
const clearEvent = (params, evnt) => {
clearValueEvent(evnt, null);
hideOptionPanel();
};
const handleGlobalMousewheelEvent = (evnt) => {
const { visiblePanel } = reactData;
const isDisabled = computeIsDisabled.value;
if (!isDisabled) {
if (visiblePanel) {
const panelElem = refOptionPanel.value;
if (getEventTargetNode(evnt, panelElem).flag) {
updatePlacement();
}
else {
hideOptionPanel();
}
}
}
};
const handleGlobalMousedownEvent = (evnt) => {
const { visiblePanel } = reactData;
const isDisabled = computeIsDisabled.value;
if (!isDisabled) {
const el = refElem.value;
const panelElem = refOptionPanel.value;
reactData.isActivated = getEventTargetNode(evnt, el).flag || getEventTargetNode(evnt, panelElem).flag;
if (visiblePanel && !reactData.isActivated) {
hideOptionPanel();
}
}
};
const handleGlobalBlurEvent = () => {
hideOptionPanel();
};
const focusEvent = (evnt) => {
const isDisabled = computeIsDisabled.value;
if (!isDisabled) {
if (!reactData.visiblePanel) {
reactData.triggerFocusPanel = true;
showOptionPanel();
setTimeout(() => {
reactData.triggerFocusPanel = false;
}, 150);
}
}
dispatchEvent('focus', {}, evnt);
};
const clickEvent = (evnt) => {
togglePanelEvent(evnt);
dispatchEvent('click', {}, evnt);
};
const blurEvent = (evnt) => {
reactData.isActivated = false;
dispatchEvent('blur', {}, evnt);
};
const togglePanelEvent = (params) => {
const { $event } = params;
$event.preventDefault();
if (reactData.triggerFocusPanel) {
reactData.triggerFocusPanel = false;
}
else {
if (reactData.visiblePanel) {
hideOptionPanel();
}
else {
showOptionPanel();
}
}
};
const radioChangeEvent = (params) => {
const { $event, row } = params;
const valueField = computeValueField.value;
const value = row[valueField];
changeEvent($event, value);
hideOptionPanel();
};
const checkboxChangeEvent = (params) => {
const { $grid, $event } = params;
const valueField = computeValueField.value;
if ($grid) {
const checkboxRecords = $grid.getCheckboxRecords();
const value = checkboxRecords.map(row => {
return row[valueField];
});
changeEvent($event, value);
}
};
const checkboxAllEvent = (params) => {
checkboxChangeEvent(params);
};
Object.assign($xeTableSelect, tableSelectMethods, tableSelectPrivateMethods);
const renderVN = () => {
const { className, options, loading } = props;
const { initialized, isActivated, isAniVisible, visiblePanel, tableColumns } = reactData;
const vSize = computeSize.value;
const isDisabled = computeIsDisabled.value;
const selectLabel = computeSelectLabel.value;
const btnTransfer = computeBtnTransfer.value;
const formReadonly = computeFormReadonly.value;
const popupOpts = computePopupOpts.value;
const { className: popupClassName } = popupOpts;
const gridOpts = computeGridOpts.value;
const rowOpts = computeRowOpts.value;
const popupWrapperStyle = computePopupWrapperStyle.value;
const headerSlot = slots.header;
const footerSlot = slots.footer;
const prefixSlot = slots.prefix;
if (formReadonly) {
return h('div', {
ref: refElem,
class: ['vxe-table-select--readonly', className]
}, [
h('span', {
class: 'vxe-table-select-label'
}, selectLabel)
]);
}
return h('div', {
ref: refElem,
class: ['vxe-table-select', className ? (XEUtils.isFunction(className) ? className({ $tableSelect: $xeTableSelect }) : className) : '', {
[`size--${vSize}`]: vSize,
'is--visible': visiblePanel,
'is--disabled': isDisabled,
'is--loading': loading,
'is--active': isActivated
}]
}, [
h(VxeInputComponent, {
ref: refInput,
clearable: props.clearable,
placeholder: loading ? getI18n('vxe.select.loadingText') : props.placeholder,
readonly: true,
disabled: isDisabled,
type: 'text',
prefixIcon: props.prefixIcon,
suffixIcon: loading ? getIcon().TABLE_SELECT_LOADED : (visiblePanel ? getIcon().TABLE_SELECT_OPEN : getIcon().TABLE_SELECT_CLOSE),
modelValue: loading ? '' : selectLabel,
onClear: clearEvent,
onClick: clickEvent,
onFocus: focusEvent,
onBlur: blurEvent,
onSuffixClick: togglePanelEvent
}, prefixSlot
? {
prefix: () => prefixSlot({})
}
: {}),
h(Teleport, {
to: 'body',
disabled: btnTransfer ? !initialized : true
}, [
h('div', {
ref: refOptionPanel,
class: ['vxe-table--ignore-clear vxe-table-select--panel', popupClassName ? (XEUtils.isFunction(popupClassName) ? popupClassName({ $tableSelect: $xeTableSelect }) : popupClassName) : '', {
[`size--${vSize}`]: vSize,
'is--transfer': btnTransfer,
'ani--leave': !loading && isAniVisible,
'ani--enter': !loading && visiblePanel
}],
placement: reactData.panelPlacement,
style: reactData.panelStyle
}, initialized
? [
h('div', {
class: 'vxe-table-select--panel-wrapper'
}, [
headerSlot
? h('div', {
class: 'vxe-table-select--panel-header'
}, headerSlot({}))
: renderEmptyElement($xeTableSelect),
h('div', {
class: 'vxe-table-select--panel-body'
}, [
h('div', {
ref: refGridWrapper,
class: 'vxe-table-select-grid--wrapper',
style: popupWrapperStyle
}, [
VxeTableGridComponent
? h(VxeTableGridComponent, Object.assign(Object.assign(Object.assign({}, gridOpts), gridEvents), { class: 'vxe-table-select--grid', ref: refGrid, rowConfig: rowOpts, data: options, columns: tableColumns, height: '100%', autoResize: true, onRadioChange: radioChangeEvent, onCheckboxChange: checkboxChangeEvent, onCheckboxAll: checkboxAllEvent }), Object.assign({}, slots, {
header: undefined,
footer: undefined,
prefixSlot: undefined
}))
: renderEmptyElement($xeTableSelect)
])
]),
footerSlot
? h('div', {
class: 'vxe-table-select--panel-footer'
}, footerSlot({}))
: renderEmptyElement($xeTableSelect)
])
]
: [])
])
]);
};
watch(() => props.options, () => {
cacheDataMap();
});
watch(() => props.columns, (val) => {
loadTableColumn(val || []);
});
watch(() => props.modelValue, (val) => {
updateModel(val);
});
loadTableColumn(props.columns || []);
cacheDataMap();
onMounted(() => {
globalEvents.on($xeTableSelect, 'mousewheel', handleGlobalMousewheelEvent);
globalEvents.on($xeTableSelect, 'mousedown', handleGlobalMousedownEvent);
globalEvents.on($xeTableSelect, 'blur', handleGlobalBlurEvent);
});
onUnmounted(() => {
globalEvents.off($xeTableSelect, 'mousewheel');
globalEvents.off($xeTableSelect, 'mousedown');
globalEvents.off($xeTableSelect, 'blur');
});
if (process.env.NODE_ENV === 'development') {
nextTick(() => {
if (!VxeTableGridComponent) {
errLog('vxe.error.reqComp', ['vxe-grid']);
}
});
}
provide('$xeTableSelect', $xeTableSelect);
$xeTableSelect.renderVN = renderVN;
return $xeTableSelect;
},
render() {
return this.renderVN();
}
});