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ant-design-vue/components/vc-select/Select.jsx

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import KeyCode from '../_util/KeyCode';
import PropTypes from '../_util/vue-types';
import classnames from 'classnames';
import classes from 'component-classes';
import { Item as MenuItem, ItemGroup as MenuItemGroup } from '../vc-menu';
import warning from 'warning';
import Vue from 'vue';
import Option from './Option';
import OptGroup from './OptGroup';
import {
hasProp,
getSlotOptions,
getPropsData,
getValueByProp as getValue,
getComponentFromProp,
getEvents,
getClass,
getStyle,
getAttrs,
getOptionProps,
getSlots,
} from '../_util/props-util';
import getTransitionProps from '../_util/getTransitionProps';
import { cloneElement } from '../_util/vnode';
import BaseMixin from '../_util/BaseMixin';
import proxyComponent from '../_util/proxyComponent';
import ref from 'vue-ref';
import SelectTrigger from './SelectTrigger';
import {
defaultFilterFn,
findFirstMenuItem,
findIndexInValueBySingleValue,
generateUUID,
getLabelFromPropsValue,
getMapKey,
getPropValue,
getValuePropValue,
includesSeparators,
isCombobox,
isMultipleOrTags,
isMultipleOrTagsOrCombobox,
isSingleMode,
preventDefaultEvent,
saveRef,
splitBySeparators,
toArray,
toTitle,
UNSELECTABLE_ATTRIBUTE,
UNSELECTABLE_STYLE,
validateOptionValue,
} from './util';
import { SelectPropTypes } from './PropTypes';
Vue.use(ref, { name: 'ant-ref' });
const SELECT_EMPTY_VALUE_KEY = 'RC_SELECT_EMPTY_VALUE_KEY';
const noop = () => null;
function chaining(...fns) {
return function(...args) {
// eslint-disable-line
// eslint-disable-line
for (let i = 0; i < fns.length; i++) {
if (fns[i] && typeof fns[i] === 'function') {
fns[i].apply(chaining, args);
}
}
};
}
const Select = {
inheritAttrs: false,
Option,
OptGroup,
name: 'Select',
mixins: [BaseMixin],
props: {
...SelectPropTypes,
prefixCls: SelectPropTypes.prefixCls.def('rc-select'),
defaultOpen: PropTypes.bool.def(false),
labelInValue: SelectPropTypes.labelInValue.def(false),
defaultActiveFirstOption: SelectPropTypes.defaultActiveFirstOption.def(true),
showSearch: SelectPropTypes.showSearch.def(true),
allowClear: SelectPropTypes.allowClear.def(false),
placeholder: SelectPropTypes.placeholder.def(''),
showArrow: SelectPropTypes.showArrow.def(true),
dropdownMatchSelectWidth: PropTypes.bool.def(true),
dropdownStyle: SelectPropTypes.dropdownStyle.def({}),
dropdownMenuStyle: PropTypes.object.def({}),
optionFilterProp: SelectPropTypes.optionFilterProp.def('value'),
optionLabelProp: SelectPropTypes.optionLabelProp.def('value'),
notFoundContent: PropTypes.any.def('Not Found'),
backfill: PropTypes.bool.def(false),
showAction: SelectPropTypes.showAction.def(['click']),
combobox: PropTypes.bool.def(false),
tokenSeparators: PropTypes.arrayOf(PropTypes.string).def([]),
autoClearSearchValue: PropTypes.bool.def(true),
tabIndex: PropTypes.any.def(0),
dropdownRender: PropTypes.func.def(menu => menu),
// onChange: noop,
// onFocus: noop,
// onBlur: noop,
// onSelect: noop,
// onSearch: noop,
// onDeselect: noop,
// onInputKeydown: noop,
},
model: {
prop: 'value',
event: 'change',
},
created() {
this.saveInputRef = saveRef(this, 'inputRef');
this.saveInputMirrorRef = saveRef(this, 'inputMirrorRef');
this.saveTopCtrlRef = saveRef(this, 'topCtrlRef');
this.saveSelectTriggerRef = saveRef(this, 'selectTriggerRef');
this.saveRootRef = saveRef(this, 'rootRef');
this.saveSelectionRef = saveRef(this, 'selectionRef');
this._focused = false;
this._mouseDown = false;
this._options = [];
},
data() {
const props = getOptionProps(this);
const optionsInfo = this.getOptionsInfoFromProps(props);
warning(
this.__propsSymbol__,
'Replace slots.default with props.children and pass props.__propsSymbol__',
);
const state = {
_value: this.getValueFromProps(props, true), // true: use default value
_inputValue: props.combobox
? this.getInputValueForCombobox(
props,
optionsInfo,
true, // use default value
)
: '',
_open: props.defaultOpen,
_optionsInfo: optionsInfo,
_backfillValue: '',
// a flag for aviod redundant getOptionsInfoFromProps call
_skipBuildOptionsInfo: true,
_ariaId: generateUUID(),
};
return {
...state,
...this.getDerivedStateFromProps(props, state),
};
},
mounted() {
this.$nextTick(() => {
this.autoFocus && this.focus();
});
},
watch: {
__propsSymbol__() {
Object.assign(this.$data, this.getDerivedStateFromProps(getOptionProps(this), this.$data));
},
},
updated() {
this.$nextTick(() => {
if (isMultipleOrTags(this.$props)) {
const inputNode = this.getInputDOMNode();
const mirrorNode = this.getInputMirrorDOMNode();
if (inputNode.value && inputNode.value && mirrorNode) {
inputNode.style.width = '';
inputNode.style.width = `${mirrorNode.clientWidth + 10}px`;
} else if (inputNode) {
inputNode.style.width = '';
}
}
this.forcePopupAlign();
});
},
beforeDestroy() {
this.clearFocusTime();
this.clearBlurTime();
if (this.dropdownContainer) {
document.body.removeChild(this.dropdownContainer);
this.dropdownContainer = null;
}
},
methods: {
getDerivedStateFromProps(nextProps, prevState) {
const optionsInfo = prevState._skipBuildOptionsInfo
? prevState._optionsInfo
: this.getOptionsInfoFromProps(nextProps, prevState);
const newState = {
_optionsInfo: optionsInfo,
_skipBuildOptionsInfo: false,
};
if ('open' in nextProps) {
newState._open = nextProps.open;
}
if ('value' in nextProps) {
const value = this.getValueFromProps(nextProps);
newState._value = value;
if (nextProps.combobox) {
newState._inputValue = this.getInputValueForCombobox(nextProps, optionsInfo);
}
}
return newState;
},
getOptionsFromChildren(children = [], options = []) {
children.forEach(child => {
if (!child.data || child.data.slot !== undefined) {
return;
}
if (getSlotOptions(child).isSelectOptGroup) {
this.getOptionsFromChildren(child.componentOptions.children, options);
} else {
options.push(child);
}
});
return options;
},
getInputValueForCombobox(props, optionsInfo, useDefaultValue) {
let value = [];
if ('value' in props && !useDefaultValue) {
value = toArray(props.value);
}
if ('defaultValue' in props && useDefaultValue) {
value = toArray(props.defaultValue);
}
if (value.length) {
value = value[0];
} else {
return '';
}
let label = value;
if (props.labelInValue) {
label = value.label;
} else if (optionsInfo[getMapKey(value)]) {
label = optionsInfo[getMapKey(value)].label;
}
if (label === undefined) {
label = '';
}
return label;
},
getLabelFromOption(props, option) {
return getPropValue(option, props.optionLabelProp);
},
getOptionsInfoFromProps(props, preState) {
const options = this.getOptionsFromChildren(this.$props.children);
const optionsInfo = {};
options.forEach(option => {
const singleValue = getValuePropValue(option);
optionsInfo[getMapKey(singleValue)] = {
option,
value: singleValue,
label: this.getLabelFromOption(props, option),
title: getValue(option, 'title'),
};
});
if (preState) {
// keep option info in pre state value.
const oldOptionsInfo = preState._optionsInfo;
const value = preState._value;
if (value) {
value.forEach(v => {
const key = getMapKey(v);
if (!optionsInfo[key] && oldOptionsInfo[key] !== undefined) {
optionsInfo[key] = oldOptionsInfo[key];
}
});
}
}
return optionsInfo;
},
getValueFromProps(props, useDefaultValue) {
let value = [];
if ('value' in props && !useDefaultValue) {
value = toArray(props.value);
}
if ('defaultValue' in props && useDefaultValue) {
value = toArray(props.defaultValue);
}
if (props.labelInValue) {
value = value.map(v => {
return v.key;
});
}
return value;
},
onInputChange(event) {
const { tokenSeparators } = this.$props;
const val = event.target.value;
if (
isMultipleOrTags(this.$props) &&
tokenSeparators.length &&
includesSeparators(val, tokenSeparators)
) {
const nextValue = this.getValueByInput(val);
if (nextValue !== undefined) {
this.fireChange(nextValue);
}
this.setOpenState(false, true);
this.setInputValue('', false);
return;
}
this.setInputValue(val);
this.setState({
_open: true,
});
if (isCombobox(this.$props)) {
this.fireChange([val]);
}
},
onDropdownVisibleChange(open) {
if (open && !this._focused) {
this.clearBlurTime();
this.timeoutFocus();
this._focused = true;
this.updateFocusClassName();
}
this.setOpenState(open);
},
// combobox ignore
onKeyDown(event) {
const { _open: open } = this.$data;
const { disabled } = this.$props;
if (disabled) {
return;
}
const keyCode = event.keyCode;
if (open && !this.getInputDOMNode()) {
this.onInputKeydown(event);
} else if (keyCode === KeyCode.ENTER || keyCode === KeyCode.DOWN) {
// vue state是同步更新onKeyDown在onMenuSelect后会再次调用单选时不在调用setOpenState
if (keyCode === KeyCode.ENTER && !isMultipleOrTags(this.$props)) {
this.maybeFocus(true);
} else if (!open) {
this.setOpenState(true);
}
event.preventDefault();
} else if (keyCode === KeyCode.SPACE) {
// Not block space if popup is shown
if (!open) {
this.setOpenState(true);
event.preventDefault();
}
}
},
onInputKeydown(event) {
const props = this.$props;
if (props.disabled) {
return;
}
const state = this.$data;
const keyCode = event.keyCode;
if (isMultipleOrTags(props) && !event.target.value && keyCode === KeyCode.BACKSPACE) {
event.preventDefault();
const { _value: value } = state;
if (value.length) {
this.removeSelected(value[value.length - 1]);
}
return;
}
if (keyCode === KeyCode.DOWN) {
if (!state._open) {
this.openIfHasChildren();
event.preventDefault();
event.stopPropagation();
return;
}
} else if (keyCode === KeyCode.ENTER && state._open) {
// Aviod trigger form submit when select item
// https://github.com/ant-design/ant-design/issues/10861
event.preventDefault();
} else if (keyCode === KeyCode.ESC) {
if (state._open) {
this.setOpenState(false);
event.preventDefault();
event.stopPropagation();
}
return;
}
if (this.getRealOpenState(state) && this.selectTriggerRef) {
const menu = this.selectTriggerRef.getInnerMenu();
if (menu && menu.onKeyDown(event, this.handleBackfill)) {
event.preventDefault();
event.stopPropagation();
}
}
},
onMenuSelect({ item }) {
if (!item) {
return;
}
let value = this.$data._value;
const props = this.$props;
const selectedValue = getValuePropValue(item);
const lastValue = value[value.length - 1];
this.fireSelect(selectedValue);
if (isMultipleOrTags(props)) {
if (findIndexInValueBySingleValue(value, selectedValue) !== -1) {
return;
}
value = value.concat([selectedValue]);
} else {
if (
lastValue !== undefined &&
lastValue === selectedValue &&
selectedValue !== this.$data._backfillValue
) {
this.setOpenState(false, true);
return;
}
value = [selectedValue];
this.setOpenState(false, true);
}
this.fireChange(value);
const inputValue = isCombobox(props) ? getPropValue(item, props.optionLabelProp) : '';
if (props.autoClearSearchValue) {
this.setInputValue(inputValue, false);
}
},
onMenuDeselect({ item, domEvent }) {
if (domEvent.type === 'keydown' && domEvent.keyCode === KeyCode.ENTER) {
this.removeSelected(getValuePropValue(item));
return;
}
if (domEvent.type === 'click') {
this.removeSelected(getValuePropValue(item));
}
if (this.autoClearSearchValue) {
this.setInputValue('', false);
}
},
onArrowClick(e) {
e.stopPropagation();
e.preventDefault();
if (!this.disabled) {
this.setOpenState(!this.$data._open, !this.$data._open);
}
},
onPlaceholderClick() {
if (this.getInputDOMNode() && this.getInputDOMNode()) {
this.getInputDOMNode().focus();
}
},
onPopupFocus() {
// fix ie scrollbar, focus element again
this.maybeFocus(true, true);
},
onClearSelection(event) {
const props = this.$props;
const state = this.$data;
if (props.disabled) {
return;
}
const { _inputValue: inputValue, _value: value } = state;
event.stopPropagation();
if (inputValue || value.length) {
if (value.length) {
this.fireChange([]);
}
this.setOpenState(false, true);
if (inputValue) {
this.setInputValue('');
}
}
},
onChoiceAnimationLeave() {
this.forcePopupAlign();
},
getOptionInfoBySingleValue(value, optionsInfo) {
let info;
optionsInfo = optionsInfo || this.$data._optionsInfo;
if (optionsInfo[getMapKey(value)]) {
info = optionsInfo[getMapKey(value)];
}
if (info) {
return info;
}
let defaultLabel = value;
if (this.$props.labelInValue) {
const label = getLabelFromPropsValue(this.$props.value, value);
if (label !== undefined) {
defaultLabel = label;
}
}
const defaultInfo = {
option: (
<Option value={value} key={value}>
{value}
</Option>
),
value,
label: defaultLabel,
};
return defaultInfo;
},
getOptionBySingleValue(value) {
const { option } = this.getOptionInfoBySingleValue(value);
return option;
},
getOptionsBySingleValue(values) {
return values.map(value => {
return this.getOptionBySingleValue(value);
});
},
getValueByLabel(label) {
if (label === undefined) {
return null;
}
let value = null;
Object.keys(this.$data._optionsInfo).forEach(key => {
const info = this.$data._optionsInfo[key];
const oldLable = toArray(info.label);
if (oldLable && oldLable.join('') === label) {
value = info.value;
}
});
return value;
},
getVLBySingleValue(value) {
if (this.$props.labelInValue) {
return {
key: value,
label: this.getLabelBySingleValue(value),
};
}
return value;
},
getVLForOnChange(vlsS) {
let vls = vlsS;
if (vls !== undefined) {
if (!this.labelInValue) {
vls = vls.map(v => v);
} else {
vls = vls.map(vl => ({
key: vl,
label: this.getLabelBySingleValue(vl),
}));
}
return isMultipleOrTags(this.$props) ? vls : vls[0];
}
return vls;
},
getLabelBySingleValue(value, optionsInfo) {
const { label } = this.getOptionInfoBySingleValue(value, optionsInfo);
return label;
},
getDropdownContainer() {
if (!this.dropdownContainer) {
this.dropdownContainer = document.createElement('div');
document.body.appendChild(this.dropdownContainer);
}
return this.dropdownContainer;
},
getPlaceholderElement() {
const { $props: props, $data: state } = this;
let hidden = false;
if (state._inputValue) {
hidden = true;
}
const value = state._value;
if (value.length) {
hidden = true;
}
if (isCombobox(props) && value.length === 1 && (state._value && !state._value[0])) {
hidden = false;
}
const placeholder = props.placeholder;
if (placeholder) {
const p = {
on: {
mousedown: preventDefaultEvent,
click: this.onPlaceholderClick,
},
attrs: UNSELECTABLE_ATTRIBUTE,
style: {
display: hidden ? 'none' : 'block',
...UNSELECTABLE_STYLE,
},
class: `${props.prefixCls}-selection__placeholder`,
};
return <div {...p}>{placeholder}</div>;
}
return null;
},
inputClick(e) {
if (this.$data._open) {
this.clearBlurTime();
e.stopPropagation();
} else {
this._focused = false;
}
},
inputBlur() {
this.clearBlurTime();
if (this.disabled) {
return;
}
this.blurTimer = setTimeout(() => {
this._focused = false;
this.updateFocusClassName();
const props = this.$props;
let { _value: value } = this.$data;
const { _inputValue: inputValue } = this.$data;
if (
isSingleMode(props) &&
props.showSearch &&
inputValue &&
props.defaultActiveFirstOption
) {
const options = this._options || [];
if (options.length) {
const firstOption = findFirstMenuItem(options);
if (firstOption) {
value = [getValuePropValue(firstOption)];
this.fireChange(value);
}
}
} else if (isMultipleOrTags(props) && inputValue) {
if (this._mouseDown) {
// need update dropmenu when not blur
this.setInputValue('');
} else {
// why not use setState?
this.$data._inputValue = '';
this.$nextTick(() => {
if (this.getInputDOMNode && this.getInputDOMNode()) {
this.getInputDOMNode().value = '';
}
});
}
const tmpValue = this.getValueByInput(inputValue);
if (tmpValue !== undefined) {
value = tmpValue;
this.fireChange(value);
}
}
// if click the rest space of Select in multiple mode
if (isMultipleOrTags(props) && this._mouseDown) {
this.maybeFocus(true, true);
this._mouseDown = false;
return;
}
this.setOpenState(false);
this.$emit('blur', this.getVLForOnChange(value));
}, 10);
},
inputFocus(e) {
if (this.$props.disabled) {
e.preventDefault();
return;
}
this.clearBlurTime();
if (!isMultipleOrTagsOrCombobox(this.$props) && e.target === this.getInputDOMNode()) {
return;
}
if (this._focused) {
return;
}
this._focused = true;
this.updateFocusClassName();
// only effect multiple or tag mode
if (!isMultipleOrTags(this.$props) || !this._mouseDown) {
this.timeoutFocus();
}
},
_getInputElement() {
const props = this.$props;
const { _inputValue: inputValue } = this.$data;
const attrs = getAttrs(this);
const defaultInput = <input id={attrs.id} autoComplete="off" />;
const inputElement = props.getInputElement ? props.getInputElement() : defaultInput;
const inputCls = classnames(getClass(inputElement), {
[`${props.prefixCls}-search__field`]: true,
});
const inputEvents = getEvents(inputElement);
// https://github.com/ant-design/ant-design/issues/4992#issuecomment-281542159
// Add space to the end of the inputValue as the width measurement tolerance
inputElement.data = inputElement.data || {};
return (
<div class={`${props.prefixCls}-search__field__wrap`} onClick={this.inputClick}>
{cloneElement(inputElement, {
props: {
disabled: props.disabled,
value: inputValue,
},
attrs: {
...(inputElement.data.attrs || {}),
disabled: props.disabled,
value: inputValue,
},
domProps: {
value: inputValue,
},
class: inputCls,
directives: [
{
name: 'ant-ref',
value: this.saveInputRef,
},
],
on: {
input: this.onInputChange,
keydown: chaining(
this.onInputKeydown,
inputEvents.keydown,
this.$listeners.inputKeydown,
),
focus: chaining(this.inputFocus, inputEvents.focus),
blur: chaining(this.inputBlur, inputEvents.blur),
},
})}
<span
{...{
directives: [
{
name: 'ant-ref',
value: this.saveInputMirrorRef,
},
],
}}
// ref='inputMirrorRef'
class={`${props.prefixCls}-search__field__mirror`}
>
{inputValue}&nbsp;
</span>
</div>
);
},
getInputDOMNode() {
return this.topCtrlRef
? this.topCtrlRef.querySelector('input,textarea,div[contentEditable]')
: this.inputRef;
},
getInputMirrorDOMNode() {
return this.inputMirrorRef;
},
getPopupDOMNode() {
if (this.selectTriggerRef) {
return this.selectTriggerRef.getPopupDOMNode();
}
},
getPopupMenuComponent() {
if (this.selectTriggerRef) {
return this.selectTriggerRef.getInnerMenu();
}
},
setOpenState(open, needFocus) {
const { $props: props, $data: state } = this;
if (state._open === open) {
this.maybeFocus(open, !!needFocus);
return;
}
this.__emit('dropdownVisibleChange', open);
const nextState = {
_open: open,
_backfillValue: '',
};
// clear search input value when open is false in singleMode.
if (!open && isSingleMode(props) && props.showSearch) {
this.setInputValue('', false);
}
if (!open) {
this.maybeFocus(open, !!needFocus);
}
this.setState(nextState, () => {
if (open) {
this.maybeFocus(open, !!needFocus);
}
});
},
setInputValue(inputValue, fireSearch = true) {
if (inputValue !== this.$data._inputValue) {
this.setState(
{
_inputValue: inputValue,
},
this.forcePopupAlign,
);
if (fireSearch) {
this.$emit('search', inputValue);
}
}
},
getValueByInput(str) {
const { multiple, tokenSeparators } = this.$props;
let nextValue = this.$data._value;
let hasNewValue = false;
splitBySeparators(str, tokenSeparators).forEach(label => {
const selectedValue = [label];
if (multiple) {
const value = this.getValueByLabel(label);
if (value && findIndexInValueBySingleValue(nextValue, value) === -1) {
nextValue = nextValue.concat(value);
hasNewValue = true;
this.fireSelect(value);
}
} else if (findIndexInValueBySingleValue(nextValue, label) === -1) {
nextValue = nextValue.concat(selectedValue);
hasNewValue = true;
this.fireSelect(label);
}
});
return hasNewValue ? nextValue : undefined;
},
getRealOpenState(state) {
const { open: _open } = this.$props;
if (typeof _open === 'boolean') {
return _open;
}
let open = (state || this.$data)._open;
const options = this._options || [];
if (isMultipleOrTagsOrCombobox(this.$props) || !this.$props.showSearch) {
if (open && !options.length) {
open = false;
}
}
return open;
},
focus() {
if (isSingleMode(this.$props) && this.selectionRef) {
this.selectionRef.focus();
} else if (this.getInputDOMNode()) {
this.getInputDOMNode().focus();
}
},
blur() {
if (isSingleMode(this.$props) && this.selectionRef) {
this.selectionRef.blur();
} else if (this.getInputDOMNode()) {
this.getInputDOMNode().blur();
}
},
markMouseDown() {
this._mouseDown = true;
},
markMouseLeave() {
this._mouseDown = false;
},
handleBackfill(item) {
if (!this.backfill || !(isSingleMode(this.$props) || isCombobox(this.$props))) {
return;
}
const key = getValuePropValue(item);
if (isCombobox(this.$props)) {
this.setInputValue(key, false);
}
this.setState({
_value: [key],
_backfillValue: key,
});
},
_filterOption(input, child, defaultFilter = defaultFilterFn) {
const { _value: value, _backfillValue: backfillValue } = this.$data;
const lastValue = value[value.length - 1];
if (!input || (lastValue && lastValue === backfillValue)) {
return true;
}
let filterFn = this.$props.filterOption;
if (hasProp(this, 'filterOption')) {
if (filterFn === true) {
filterFn = defaultFilter.bind(this);
}
} else {
filterFn = defaultFilter.bind(this);
}
if (!filterFn) {
return true;
} else if (typeof filterFn === 'function') {
return filterFn.call(this, input, child);
} else if (getValue(child, 'disabled')) {
return false;
}
return true;
},
timeoutFocus() {
if (this.focusTimer) {
this.clearFocusTime();
}
this.focusTimer = window.setTimeout(() => {
// this._focused = true
// this.updateFocusClassName()
this.$emit('focus');
}, 10);
},
clearFocusTime() {
if (this.focusTimer) {
clearTimeout(this.focusTimer);
this.focusTimer = null;
}
},
clearBlurTime() {
if (this.blurTimer) {
clearTimeout(this.blurTimer);
this.blurTimer = null;
}
},
updateFocusClassName() {
const { rootRef, prefixCls } = this;
// avoid setState and its side effect
if (this._focused) {
classes(rootRef).add(`${prefixCls}-focused`);
} else {
classes(rootRef).remove(`${prefixCls}-focused`);
}
},
maybeFocus(open, needFocus) {
if (needFocus || open) {
const input = this.getInputDOMNode();
const { activeElement } = document;
if (input && (open || isMultipleOrTagsOrCombobox(this.$props))) {
if (activeElement !== input) {
input.focus();
this._focused = true;
}
} else if (activeElement !== this.selectionRef && this.selectionRef) {
this.selectionRef.focus();
this._focused = true;
}
}
},
removeSelected(selectedKey, e) {
const props = this.$props;
if (props.disabled || this.isChildDisabled(selectedKey)) {
return;
}
// Do not trigger Trigger popup
if (e && e.stopPropagation) {
e.stopPropagation();
}
const oldValue = this.$data._value;
const value = oldValue.filter(singleValue => {
return singleValue !== selectedKey;
});
const canMultiple = isMultipleOrTags(props);
if (canMultiple) {
let event = selectedKey;
if (props.labelInValue) {
event = {
key: selectedKey,
label: this.getLabelBySingleValue(selectedKey),
};
}
this.$emit('deselect', event, this.getOptionBySingleValue(selectedKey));
}
this.fireChange(value);
},
openIfHasChildren() {
const { $props } = this;
if (($props.children && $props.children.length) || isSingleMode($props)) {
this.setOpenState(true);
}
},
fireSelect(value) {
this.$emit('select', this.getVLBySingleValue(value), this.getOptionBySingleValue(value));
},
fireChange(value) {
if (!hasProp(this, 'value')) {
this.setState(
{
_value: value,
},
this.forcePopupAlign,
);
}
const vls = this.getVLForOnChange(value);
const options = this.getOptionsBySingleValue(value);
this._valueOptions = options;
this.$emit('change', vls, isMultipleOrTags(this.$props) ? options : options[0]);
},
isChildDisabled(key) {
return (this.$props.children || []).some(child => {
const childValue = getValuePropValue(child);
return childValue === key && getValue(child, 'disabled');
});
},
forcePopupAlign() {
if (!this.$data._open) {
return;
}
if (this.selectTriggerRef && this.selectTriggerRef.triggerRef) {
this.selectTriggerRef.triggerRef.forcePopupAlign();
}
},
renderFilterOptions() {
const { _inputValue: inputValue } = this.$data;
const { children, tags, filterOption, notFoundContent } = this.$props;
const menuItems = [];
const childrenKeys = [];
let options = this.renderFilterOptionsFromChildren(children, childrenKeys, menuItems);
if (tags) {
// tags value must be string
let value = this.$data._value;
value = value.filter(singleValue => {
return (
childrenKeys.indexOf(singleValue) === -1 &&
(!inputValue || String(singleValue).indexOf(String(inputValue)) > -1)
);
});
value.forEach(singleValue => {
const key = singleValue;
const menuItem = (
<MenuItem
style={UNSELECTABLE_STYLE}
{...{ attrs: UNSELECTABLE_ATTRIBUTE }}
value={key}
key={key}
role="option"
>
{key}
</MenuItem>
);
options.push(menuItem);
menuItems.push(menuItem);
});
if (inputValue) {
const notFindInputItem = menuItems.every(option => {
// this.filterOption return true has two meaning,
// 1, some one exists after filtering
// 2, filterOption is set to false
// condition 2 does not mean the option has same value with inputValue
const filterFn = () => getValuePropValue(option) === inputValue;
if (filterOption !== false) {
return !this._filterOption(inputValue, option, filterFn);
}
return !filterFn();
});
if (notFindInputItem) {
const p = {
attrs: UNSELECTABLE_ATTRIBUTE,
key: inputValue,
props: {
value: inputValue,
role: 'option',
},
style: UNSELECTABLE_STYLE,
};
options.unshift(<MenuItem {...p}>{inputValue}</MenuItem>);
}
}
}
if (!options.length && notFoundContent) {
const p = {
attrs: UNSELECTABLE_ATTRIBUTE,
key: 'NOT_FOUND',
props: {
value: 'NOT_FOUND',
disabled: true,
role: 'option',
},
style: UNSELECTABLE_STYLE,
};
options = [<MenuItem {...p}>{notFoundContent}</MenuItem>];
}
return options;
},
renderFilterOptionsFromChildren(children = [], childrenKeys, menuItems) {
const sel = [];
const props = this.$props;
const { _inputValue: inputValue } = this.$data;
const tags = props.tags;
children.forEach(child => {
if (!child.data || child.data.slot !== undefined) {
return;
}
if (getSlotOptions(child).isSelectOptGroup) {
let label = getComponentFromProp(child, 'label');
let key = child.key;
if (!key && typeof label === 'string') {
key = label;
} else if (!label && key) {
label = key;
}
const childChildren = getSlots(child).default;
// Match option group label
if (inputValue && this._filterOption(inputValue, child)) {
const innerItems = childChildren.map(subChild => {
const childValueSub = getValuePropValue(subChild) || subChild.key;
return (
<MenuItem key={childValueSub} value={childValueSub} {...subChild.data}>
{subChild.componentOptions.children}
</MenuItem>
);
});
sel.push(
<MenuItemGroup key={key} title={label} class={getClass(child)}>
{innerItems}
</MenuItemGroup>,
);
// Not match
} else {
const innerItems = this.renderFilterOptionsFromChildren(
childChildren,
childrenKeys,
menuItems,
);
if (innerItems.length) {
sel.push(
<MenuItemGroup key={key} title={label} {...child.data}>
{innerItems}
</MenuItemGroup>,
);
}
}
return;
}
warning(
getSlotOptions(child).isSelectOption,
'the children of `Select` should be `Select.Option` or `Select.OptGroup`, ' +
`instead of \`${getSlotOptions(child).name || getSlotOptions(child)}\`.`,
);
const childValue = getValuePropValue(child);
validateOptionValue(childValue, this.$props);
if (this._filterOption(inputValue, child)) {
const p = {
attrs: {
...UNSELECTABLE_ATTRIBUTE,
...getAttrs(child),
},
key: childValue,
props: {
value: childValue,
...getPropsData(child),
role: 'option',
},
style: UNSELECTABLE_STYLE,
on: getEvents(child),
class: getClass(child),
};
const menuItem = <MenuItem {...p}>{child.componentOptions.children}</MenuItem>;
sel.push(menuItem);
menuItems.push(menuItem);
}
if (tags) {
childrenKeys.push(childValue);
}
});
return sel;
},
renderTopControlNode() {
const { $props: props } = this;
const { _value: value, _inputValue: inputValue, _open: open } = this.$data;
const {
choiceTransitionName,
prefixCls,
maxTagTextLength,
maxTagCount,
maxTagPlaceholder,
showSearch,
} = props;
const removeIcon = getComponentFromProp(this, 'removeIcon');
const className = `${prefixCls}-selection__rendered`;
// search input is inside topControlNode in single, multiple & combobox. 2016/04/13
let innerNode = null;
if (isSingleMode(props)) {
let selectedValue = null;
if (value.length) {
let showSelectedValue = false;
let opacity = 1;
if (!showSearch) {
showSelectedValue = true;
} else if (open) {
showSelectedValue = !inputValue;
if (showSelectedValue) {
opacity = 0.4;
}
} else {
showSelectedValue = true;
}
const singleValue = value[0];
const { label, title } = this.getOptionInfoBySingleValue(singleValue);
selectedValue = (
<div
key="value"
class={`${prefixCls}-selection-selected-value`}
title={toTitle(title || label)}
style={{
display: showSelectedValue ? 'block' : 'none',
opacity,
}}
>
{label}
</div>
);
}
if (!showSearch) {
innerNode = [selectedValue];
} else {
innerNode = [
selectedValue,
<div
class={`${prefixCls}-search ${prefixCls}-search--inline`}
key="input"
style={{
display: open ? 'block' : 'none',
}}
>
{this._getInputElement()}
</div>,
];
}
} else {
let selectedValueNodes = [];
let limitedCountValue = value;
let maxTagPlaceholderEl;
if (maxTagCount !== undefined && value.length > maxTagCount) {
limitedCountValue = limitedCountValue.slice(0, maxTagCount);
const omittedValues = this.getVLForOnChange(value.slice(maxTagCount, value.length));
let content = `+ ${value.length - maxTagCount} ...`;
if (maxTagPlaceholder) {
content =
typeof maxTagPlaceholder === 'function'
? maxTagPlaceholder(omittedValues)
: maxTagPlaceholder;
}
maxTagPlaceholderEl = (
<li
style={UNSELECTABLE_STYLE}
{...{ attrs: UNSELECTABLE_ATTRIBUTE }}
role="presentation"
onMousedown={preventDefaultEvent}
class={`${prefixCls}-selection__choice ${prefixCls}-selection__choice__disabled`}
key="maxTagPlaceholder"
title={toTitle(content)}
>
<div class={`${prefixCls}-selection__choice__content`}>{content}</div>
</li>
);
}
if (isMultipleOrTags(props)) {
selectedValueNodes = limitedCountValue.map(singleValue => {
const info = this.getOptionInfoBySingleValue(singleValue);
let content = info.label;
const title = info.title || content;
if (
maxTagTextLength &&
typeof content === 'string' &&
content.length > maxTagTextLength
) {
content = `${content.slice(0, maxTagTextLength)}...`;
}
const disabled = this.isChildDisabled(singleValue);
const choiceClassName = disabled
? `${prefixCls}-selection__choice ${prefixCls}-selection__choice__disabled`
: `${prefixCls}-selection__choice`;
return (
<li
style={UNSELECTABLE_STYLE}
{...{ attrs: UNSELECTABLE_ATTRIBUTE }}
onMousedown={preventDefaultEvent}
class={choiceClassName}
role="presentation"
key={singleValue || SELECT_EMPTY_VALUE_KEY}
title={toTitle(title)}
>
<div class={`${prefixCls}-selection__choice__content`}>{content}</div>
{disabled ? null : (
<span
onClick={event => {
this.removeSelected(singleValue, event);
}}
class={`${prefixCls}-selection__choice__remove`}
>
{removeIcon || <i class={`${prefixCls}-selection__choice__remove-icon`}>×</i>}
</span>
)}
</li>
);
});
}
if (maxTagPlaceholderEl) {
selectedValueNodes.push(maxTagPlaceholderEl);
}
selectedValueNodes.push(
<li class={`${prefixCls}-search ${prefixCls}-search--inline`} key="__input">
{this._getInputElement()}
</li>,
);
if (isMultipleOrTags(props) && choiceTransitionName) {
const transitionProps = getTransitionProps(choiceTransitionName, {
tag: 'ul',
afterLeave: this.onChoiceAnimationLeave,
});
innerNode = (
<transition-group {...transitionProps}>{selectedValueNodes}</transition-group>
);
} else {
innerNode = <ul>{selectedValueNodes}</ul>;
}
}
return (
<div
class={className}
{...{
directives: [
{
name: 'ant-ref',
value: this.saveTopCtrlRef,
},
],
}}
onClick={this.topCtrlContainerClick}
>
{this.getPlaceholderElement()}
{innerNode}
</div>
);
},
renderArrow(multiple) {
const { showArrow, loading, prefixCls } = this.$props;
const inputIcon = getComponentFromProp(this, 'inputIcon');
if (!showArrow) {
return null;
}
// if loading have loading icon
if (multiple && !loading) {
return null;
}
const defaultIcon = loading ? (
<i class={`${prefixCls}-arrow-loading`} />
) : (
<i class={`${prefixCls}-arrow-icon`} />
);
return (
<span
key="arrow"
class={`${prefixCls}-arrow`}
style={UNSELECTABLE_STYLE}
{...{ attrs: UNSELECTABLE_ATTRIBUTE }}
onClick={this.onArrowClick}
>
{inputIcon || defaultIcon}
</span>
);
},
topCtrlContainerClick(e) {
if (this.$data._open && !isSingleMode(this.$props)) {
e.stopPropagation();
}
},
renderClear() {
const { prefixCls, allowClear } = this.$props;
const { _value: value, _inputValue: inputValue } = this.$data;
const clearIcon = getComponentFromProp(this, 'clearIcon');
const clear = (
<span
key="clear"
class={`${prefixCls}-selection__clear`}
onMousedown={preventDefaultEvent}
style={UNSELECTABLE_STYLE}
{...{ attrs: UNSELECTABLE_ATTRIBUTE }}
onClick={this.onClearSelection}
>
{clearIcon || <i class={`${prefixCls}-selection__clear-icon`}>×</i>}
</span>
);
if (!allowClear) {
return null;
}
if (isCombobox(this.$props)) {
if (inputValue) {
return clear;
}
return null;
}
if (inputValue || value.length) {
return clear;
}
return null;
},
selectionRefClick(e) {
e.stopPropagation();
if (!this.disabled) {
const input = this.getInputDOMNode();
if (this._focused && this.$data._open) {
this._focused = false;
this.setOpenState(false, false);
input && input.blur();
} else {
this.clearBlurTime();
this._focused = true;
this.setOpenState(true, true);
input && input.focus();
}
}
},
selectionRefFocus() {
if (this._focused || this.disabled) {
return;
}
this._focused = true;
this.updateFocusClassName();
this.$emit('focus');
},
selectionRefBlur() {
this._focused = false;
this.updateFocusClassName();
this.$emit('blur');
},
},
render() {
const props = this.$props;
const multiple = isMultipleOrTags(props);
const state = this.$data;
const { disabled, prefixCls } = props;
const ctrlNode = this.renderTopControlNode();
const { _open: open, _inputValue: inputValue, _value: value } = this.$data;
if (open) {
this._options = this.renderFilterOptions();
}
const realOpen = this.getRealOpenState();
const options = this._options || [];
const { $listeners } = this;
const { mouseenter = noop, mouseleave = noop, popupScroll = noop } = $listeners;
const selectionProps = {
props: {},
attrs: {
role: 'combobox',
'aria-autocomplete': 'list',
'aria-haspopup': 'true',
'aria-expanded': realOpen,
'aria-controls': this.$data._ariaId,
},
on: {
click: this.selectionRefClick,
},
class: `${prefixCls}-selection ${prefixCls}-selection--${multiple ? 'multiple' : 'single'}`,
directives: [
{
name: 'ant-ref',
value: this.saveSelectionRef,
},
],
key: 'selection',
};
if (!isMultipleOrTagsOrCombobox(props)) {
selectionProps.on.keydown = this.onKeyDown;
selectionProps.on.focus = this.selectionRefFocus;
selectionProps.on.blur = this.selectionRefBlur;
selectionProps.attrs.tabIndex = props.disabled ? -1 : props.tabIndex;
}
const rootCls = {
[prefixCls]: true,
[`${prefixCls}-open`]: open,
[`${prefixCls}-focused`]: open || !!this._focused,
[`${prefixCls}-combobox`]: isCombobox(props),
[`${prefixCls}-disabled`]: disabled,
[`${prefixCls}-enabled`]: !disabled,
[`${prefixCls}-allow-clear`]: !!props.allowClear,
[`${prefixCls}-no-arrow`]: !props.showArrow,
};
return (
<SelectTrigger
dropdownAlign={props.dropdownAlign}
dropdownClassName={props.dropdownClassName}
dropdownMatchSelectWidth={props.dropdownMatchSelectWidth}
defaultActiveFirstOption={props.defaultActiveFirstOption}
dropdownMenuStyle={props.dropdownMenuStyle}
transitionName={props.transitionName}
animation={props.animation}
prefixCls={props.prefixCls}
dropdownStyle={props.dropdownStyle}
combobox={props.combobox}
showSearch={props.showSearch}
options={options}
multiple={multiple}
disabled={disabled}
visible={realOpen}
inputValue={inputValue}
value={value}
backfillValue={state._backfillValue}
firstActiveValue={props.firstActiveValue}
onDropdownVisibleChange={this.onDropdownVisibleChange}
getPopupContainer={props.getPopupContainer}
onMenuSelect={this.onMenuSelect}
onMenuDeselect={this.onMenuDeselect}
onPopupScroll={popupScroll}
onPopupFocus={this.onPopupFocus}
onMouseenter={mouseenter}
onMouseleave={mouseleave}
showAction={props.showAction}
menuItemSelectedIcon={getComponentFromProp(this, 'menuItemSelectedIcon')}
{...{
directives: [
{
name: 'ant-ref',
value: this.saveSelectTriggerRef,
},
],
}}
dropdownRender={props.dropdownRender}
ariaId={this.$data._ariaId}
>
<div
{...{
directives: [
{
name: 'ant-ref',
value: this.saveRootRef,
},
],
}}
style={getStyle(this)}
class={classnames(rootCls)}
onMousedown={this.markMouseDown}
onMouseup={this.markMouseLeave}
onMouseout={this.markMouseLeave}
// tabindex='-1'
// onBlur={this.onOuterBlur}
// onFocus={this.onOuterFocus}
>
<div {...selectionProps}>
{ctrlNode}
{this.renderClear()}
{this.renderArrow(!!multiple)}
</div>
</div>
</SelectTrigger>
);
},
};
export { Select };
export default proxyComponent(Select);