primevue
Version:
[](https://opensource.org/licenses/MIT) [](https://badge.fury.io/js/primevue) [ • 66.8 kB
JavaScript
import { FilterService } from 'primevue/api';
import BaseComponent from 'primevue/basecomponent';
import CheckIcon from 'primevue/icons/check';
import ChevronDownIcon from 'primevue/icons/chevrondown';
import SearchIcon from 'primevue/icons/search';
import SpinnerIcon from 'primevue/icons/spinner';
import TimesIcon from 'primevue/icons/times';
import TimesCircleIcon from 'primevue/icons/timescircle';
import OverlayEventBus from 'primevue/overlayeventbus';
import Portal from 'primevue/portal';
import Ripple from 'primevue/ripple';
import { UniqueComponentId, ZIndexUtils, ObjectUtils, DomHandler, ConnectedOverlayScrollHandler } from 'primevue/utils';
import VirtualScroller from 'primevue/virtualscroller';
import { resolveComponent, resolveDirective, openBlock, createElementBlock, mergeProps, createElementVNode, renderSlot, Fragment, createTextVNode, toDisplayString, renderList, withModifiers, createBlock, createCommentVNode, resolveDynamicComponent, createVNode, withCtx, Transition, withDirectives, createSlots, normalizeProps, guardReactiveProps } from 'vue';
var script = {
name: 'MultiSelect',
extends: BaseComponent,
emits: ['update:modelValue', 'change', 'focus', 'blur', 'before-show', 'before-hide', 'show', 'hide', 'filter', 'selectall-change'],
props: {
modelValue: null,
options: Array,
optionLabel: null,
optionValue: null,
optionDisabled: null,
optionGroupLabel: null,
optionGroupChildren: null,
scrollHeight: {
type: String,
default: '200px'
},
placeholder: String,
disabled: Boolean,
inputId: {
type: String,
default: null
},
inputProps: {
type: null,
default: null
},
panelClass: {
type: String,
default: null
},
panelStyle: {
type: null,
default: null
},
panelProps: {
type: null,
default: null
},
filterInputProps: {
type: null,
default: null
},
closeButtonProps: {
type: null,
default: null
},
dataKey: null,
filter: Boolean,
filterPlaceholder: String,
filterLocale: String,
filterMatchMode: {
type: String,
default: 'contains'
},
filterFields: {
type: Array,
default: null
},
appendTo: {
type: String,
default: 'body'
},
display: {
type: String,
default: 'comma'
},
selectedItemsLabel: {
type: String,
default: '{0} items selected'
},
maxSelectedLabels: {
type: Number,
default: null
},
selectionLimit: {
type: Number,
default: null
},
showToggleAll: {
type: Boolean,
default: true
},
loading: {
type: Boolean,
default: false
},
checkboxIcon: {
type: String,
default: undefined
},
closeIcon: {
type: String,
default: undefined
},
dropdownIcon: {
type: String,
default: undefined
},
filterIcon: {
type: String,
default: undefined
},
loadingIcon: {
type: String,
default: undefined
},
removeTokenIcon: {
type: String,
default: undefined
},
selectAll: {
type: Boolean,
default: null
},
resetFilterOnHide: {
type: Boolean,
default: false
},
virtualScrollerOptions: {
type: Object,
default: null
},
autoOptionFocus: {
type: Boolean,
default: true
},
autoFilterFocus: {
type: Boolean,
default: false
},
filterMessage: {
type: String,
default: null
},
selectionMessage: {
type: String,
default: null
},
emptySelectionMessage: {
type: String,
default: null
},
emptyFilterMessage: {
type: String,
default: null
},
emptyMessage: {
type: String,
default: null
},
tabindex: {
type: Number,
default: 0
},
'aria-label': {
type: String,
default: null
},
'aria-labelledby': {
type: String,
default: null
}
},
outsideClickListener: null,
scrollHandler: null,
resizeListener: null,
overlay: null,
list: null,
virtualScroller: null,
startRangeIndex: -1,
searchTimeout: null,
searchValue: '',
selectOnFocus: false,
focusOnHover: false,
data() {
return {
id: this.$attrs.id,
focused: false,
focusedOptionIndex: -1,
headerCheckboxFocused: false,
filterValue: null,
overlayVisible: false
};
},
watch: {
'$attrs.id': function (newValue) {
this.id = newValue || UniqueComponentId();
},
options() {
this.autoUpdateModel();
}
},
mounted() {
this.id = this.id || UniqueComponentId();
this.autoUpdateModel();
},
beforeUnmount() {
this.unbindOutsideClickListener();
this.unbindResizeListener();
if (this.scrollHandler) {
this.scrollHandler.destroy();
this.scrollHandler = null;
}
if (this.overlay) {
ZIndexUtils.clear(this.overlay);
this.overlay = null;
}
},
methods: {
getOptionIndex(index, fn) {
return this.virtualScrollerDisabled ? index : fn && fn(index)['index'];
},
getOptionLabel(option) {
return this.optionLabel ? ObjectUtils.resolveFieldData(option, this.optionLabel) : option;
},
getOptionValue(option) {
return this.optionValue ? ObjectUtils.resolveFieldData(option, this.optionValue) : option;
},
getOptionRenderKey(option) {
return this.dataKey ? ObjectUtils.resolveFieldData(option, this.dataKey) : this.getOptionLabel(option);
},
getHeaderCheckboxPTOptions(key) {
return this.ptm(key, {
context: {
selected: this.allSelected,
focused: this.headerCheckboxFocused
}
});
},
getCheckboxPTOptions(option, itemOptions, index, key) {
return this.ptm(key, {
context: {
selected: this.isSelected(option),
focused: this.focusedOptionIndex === this.getOptionIndex(index, itemOptions),
disabled: this.isOptionDisabled(option)
}
});
},
isOptionDisabled(option) {
if (this.maxSelectionLimitReached && !this.isSelected(option)) {
return true;
}
return this.optionDisabled ? ObjectUtils.resolveFieldData(option, this.optionDisabled) : false;
},
isOptionGroup(option) {
return this.optionGroupLabel && option.optionGroup && option.group;
},
getOptionGroupLabel(optionGroup) {
return ObjectUtils.resolveFieldData(optionGroup, this.optionGroupLabel);
},
getOptionGroupChildren(optionGroup) {
return ObjectUtils.resolveFieldData(optionGroup, this.optionGroupChildren);
},
getAriaPosInset(index) {
return (this.optionGroupLabel ? index - this.visibleOptions.slice(0, index).filter((option) => this.isOptionGroup(option)).length : index) + 1;
},
show(isFocus) {
this.$emit('before-show');
this.overlayVisible = true;
this.focusedOptionIndex = this.focusedOptionIndex !== -1 ? this.focusedOptionIndex : this.autoOptionFocus ? this.findFirstFocusedOptionIndex() : -1;
isFocus && DomHandler.focus(this.$refs.focusInput);
},
hide(isFocus) {
const _hide = () => {
this.$emit('before-hide');
this.overlayVisible = false;
this.focusedOptionIndex = -1;
this.searchValue = '';
this.resetFilterOnHide && (this.filterValue = null);
isFocus && DomHandler.focus(this.$refs.focusInput);
};
setTimeout(() => {
_hide();
}, 0); // For ScreenReaders
},
onFocus(event) {
if (this.disabled) {
// For ScreenReaders
return;
}
this.focused = true;
this.focusedOptionIndex = this.focusedOptionIndex !== -1 ? this.focusedOptionIndex : this.overlayVisible && this.autoOptionFocus ? this.findFirstFocusedOptionIndex() : -1;
this.overlayVisible && this.scrollInView(this.focusedOptionIndex);
this.$emit('focus', event);
},
onBlur(event) {
this.focused = false;
this.focusedOptionIndex = -1;
this.searchValue = '';
this.$emit('blur', event);
},
onKeyDown(event) {
if (this.disabled) {
event.preventDefault();
return;
}
const metaKey = event.metaKey || event.ctrlKey;
switch (event.code) {
case 'ArrowDown':
this.onArrowDownKey(event);
break;
case 'ArrowUp':
this.onArrowUpKey(event);
break;
case 'Home':
this.onHomeKey(event);
break;
case 'End':
this.onEndKey(event);
break;
case 'PageDown':
this.onPageDownKey(event);
break;
case 'PageUp':
this.onPageUpKey(event);
break;
case 'Enter':
case 'Space':
this.onEnterKey(event);
break;
case 'Escape':
this.onEscapeKey(event);
break;
case 'Tab':
this.onTabKey(event);
break;
case 'ShiftLeft':
case 'ShiftRight':
this.onShiftKey(event);
break;
default:
if (event.code === 'KeyA' && metaKey) {
const value = this.visibleOptions.filter((option) => this.isValidOption(option)).map((option) => this.getOptionValue(option));
this.updateModel(event, value);
event.preventDefault();
break;
}
if (!metaKey && ObjectUtils.isPrintableCharacter(event.key)) {
!this.overlayVisible && this.show();
this.searchOptions(event);
event.preventDefault();
}
break;
}
},
onContainerClick(event) {
if (this.disabled || this.loading) {
return;
}
if (!this.overlay || !this.overlay.contains(event.target)) {
this.overlayVisible ? this.hide(true) : this.show(true);
}
},
onFirstHiddenFocus(event) {
const focusableEl = event.relatedTarget === this.$refs.focusInput ? DomHandler.getFirstFocusableElement(this.overlay, ':not(.p-hidden-focusable)') : this.$refs.focusInput;
DomHandler.focus(focusableEl);
},
onLastHiddenFocus(event) {
const focusableEl = event.relatedTarget === this.$refs.focusInput ? DomHandler.getLastFocusableElement(this.overlay, ':not(.p-hidden-focusable)') : this.$refs.focusInput;
DomHandler.focus(focusableEl);
},
onCloseClick() {
this.hide(true);
},
onHeaderCheckboxFocus() {
this.headerCheckboxFocused = true;
},
onHeaderCheckboxBlur() {
this.headerCheckboxFocused = false;
},
onOptionSelect(event, option, index = -1, isFocus = false) {
if (this.disabled || this.isOptionDisabled(option)) {
return;
}
let selected = this.isSelected(option);
let value = null;
if (selected) value = this.modelValue.filter((val) => !ObjectUtils.equals(val, this.getOptionValue(option), this.equalityKey));
else value = [...(this.modelValue || []), this.getOptionValue(option)];
this.updateModel(event, value);
index !== -1 && (this.focusedOptionIndex = index);
isFocus && DomHandler.focus(this.$refs.focusInput);
},
onOptionMouseMove(event, index) {
if (this.focusOnHover) {
this.changeFocusedOptionIndex(event, index);
}
},
onOptionSelectRange(event, start = -1, end = -1) {
start === -1 && (start = this.findNearestSelectedOptionIndex(end, true));
end === -1 && (end = this.findNearestSelectedOptionIndex(start));
if (start !== -1 && end !== -1) {
const rangeStart = Math.min(start, end);
const rangeEnd = Math.max(start, end);
const value = this.visibleOptions
.slice(rangeStart, rangeEnd + 1)
.filter((option) => this.isValidOption(option))
.map((option) => this.getOptionValue(option));
this.updateModel(event, value);
}
},
onFilterChange(event) {
const value = event.target.value;
this.filterValue = value;
this.focusedOptionIndex = -1;
this.$emit('filter', { originalEvent: event, value });
!this.virtualScrollerDisabled && this.virtualScroller.scrollToIndex(0);
},
onFilterKeyDown(event) {
switch (event.code) {
case 'ArrowDown':
this.onArrowDownKey(event);
break;
case 'ArrowUp':
this.onArrowUpKey(event, true);
break;
case 'ArrowLeft':
case 'ArrowRight':
this.onArrowLeftKey(event, true);
break;
case 'Home':
this.onHomeKey(event, true);
break;
case 'End':
this.onEndKey(event, true);
break;
case 'Enter':
this.onEnterKey(event);
break;
case 'Escape':
this.onEscapeKey(event);
break;
case 'Tab':
this.onTabKey(event, true);
break;
}
},
onFilterBlur() {
this.focusedOptionIndex = -1;
},
onFilterUpdated() {
if (this.overlayVisible) {
this.alignOverlay();
}
},
onOverlayClick(event) {
OverlayEventBus.emit('overlay-click', {
originalEvent: event,
target: this.$el
});
},
onOverlayKeyDown(event) {
switch (event.code) {
case 'Escape':
this.onEscapeKey(event);
break;
}
},
onArrowDownKey(event) {
const optionIndex = this.focusedOptionIndex !== -1 ? this.findNextOptionIndex(this.focusedOptionIndex) : this.findFirstFocusedOptionIndex();
if (event.shiftKey) {
this.onOptionSelectRange(event, this.startRangeIndex, optionIndex);
}
this.changeFocusedOptionIndex(event, optionIndex);
!this.overlayVisible && this.show();
event.preventDefault();
},
onArrowUpKey(event, pressedInInputText = false) {
if (event.altKey && !pressedInInputText) {
if (this.focusedOptionIndex !== -1) {
this.onOptionSelect(event, this.visibleOptions[this.focusedOptionIndex]);
}
this.overlayVisible && this.hide();
event.preventDefault();
} else {
const optionIndex = this.focusedOptionIndex !== -1 ? this.findPrevOptionIndex(this.focusedOptionIndex) : this.findLastFocusedOptionIndex();
if (event.shiftKey) {
this.onOptionSelectRange(event, optionIndex, this.startRangeIndex);
}
this.changeFocusedOptionIndex(event, optionIndex);
!this.overlayVisible && this.show();
event.preventDefault();
}
},
onArrowLeftKey(event, pressedInInputText = false) {
pressedInInputText && (this.focusedOptionIndex = -1);
},
onHomeKey(event, pressedInInputText = false) {
const { currentTarget } = event;
if (pressedInInputText) {
const len = currentTarget.value.length;
currentTarget.setSelectionRange(0, event.shiftKey ? len : 0);
this.focusedOptionIndex = -1;
} else {
let metaKey = event.metaKey || event.ctrlKey;
let optionIndex = this.findFirstOptionIndex();
if (event.shiftKey && metaKey) {
this.onOptionSelectRange(event, optionIndex, this.startRangeIndex);
}
this.changeFocusedOptionIndex(event, optionIndex);
!this.overlayVisible && this.show();
}
event.preventDefault();
},
onEndKey(event, pressedInInputText = false) {
const { currentTarget } = event;
if (pressedInInputText) {
const len = currentTarget.value.length;
currentTarget.setSelectionRange(event.shiftKey ? 0 : len, len);
this.focusedOptionIndex = -1;
} else {
let metaKey = event.metaKey || event.ctrlKey;
let optionIndex = this.findLastOptionIndex();
if (event.shiftKey && metaKey) {
this.onOptionSelectRange(event, this.startRangeIndex, optionIndex);
}
this.changeFocusedOptionIndex(event, optionIndex);
!this.overlayVisible && this.show();
}
event.preventDefault();
},
onPageUpKey(event) {
this.scrollInView(0);
event.preventDefault();
},
onPageDownKey(event) {
this.scrollInView(this.visibleOptions.length - 1);
event.preventDefault();
},
onEnterKey(event) {
if (!this.overlayVisible) {
this.onArrowDownKey(event);
} else {
if (this.focusedOptionIndex !== -1) {
if (event.shiftKey) this.onOptionSelectRange(event, this.focusedOptionIndex);
else this.onOptionSelect(event, this.visibleOptions[this.focusedOptionIndex]);
}
}
event.preventDefault();
},
onEscapeKey(event) {
this.overlayVisible && this.hide(true);
event.preventDefault();
},
onTabKey(event, pressedInInputText = false) {
if (!pressedInInputText) {
if (this.overlayVisible && this.hasFocusableElements()) {
DomHandler.focus(event.shiftKey ? this.$refs.lastHiddenFocusableElementOnOverlay : this.$refs.firstHiddenFocusableElementOnOverlay);
event.preventDefault();
} else {
if (this.focusedOptionIndex !== -1) {
this.onOptionSelect(event, this.visibleOptions[this.focusedOptionIndex]);
}
this.overlayVisible && this.hide(this.filter);
}
}
},
onShiftKey() {
this.startRangeIndex = this.focusedOptionIndex;
},
onOverlayEnter(el) {
ZIndexUtils.set('overlay', el, this.$primevue.config.zIndex.overlay);
this.alignOverlay();
this.scrollInView();
this.autoFilterFocus && DomHandler.focus(this.$refs.filterInput);
},
onOverlayAfterEnter() {
this.bindOutsideClickListener();
this.bindScrollListener();
this.bindResizeListener();
this.$emit('show');
},
onOverlayLeave() {
this.unbindOutsideClickListener();
this.unbindScrollListener();
this.unbindResizeListener();
this.$emit('hide');
this.overlay = null;
},
onOverlayAfterLeave(el) {
ZIndexUtils.clear(el);
},
alignOverlay() {
if (this.appendTo === 'self') {
DomHandler.relativePosition(this.overlay, this.$el);
} else {
this.overlay.style.minWidth = DomHandler.getOuterWidth(this.$el) + 'px';
DomHandler.absolutePosition(this.overlay, this.$el);
}
},
bindOutsideClickListener() {
if (!this.outsideClickListener) {
this.outsideClickListener = (event) => {
if (this.overlayVisible && this.isOutsideClicked(event)) {
this.hide();
}
};
document.addEventListener('click', this.outsideClickListener);
}
},
unbindOutsideClickListener() {
if (this.outsideClickListener) {
document.removeEventListener('click', this.outsideClickListener);
this.outsideClickListener = null;
}
},
bindScrollListener() {
if (!this.scrollHandler) {
this.scrollHandler = new ConnectedOverlayScrollHandler(this.$refs.container, () => {
if (this.overlayVisible) {
this.hide();
}
});
}
this.scrollHandler.bindScrollListener();
},
unbindScrollListener() {
if (this.scrollHandler) {
this.scrollHandler.unbindScrollListener();
}
},
bindResizeListener() {
if (!this.resizeListener) {
this.resizeListener = () => {
if (this.overlayVisible && !DomHandler.isTouchDevice()) {
this.hide();
}
};
window.addEventListener('resize', this.resizeListener);
}
},
unbindResizeListener() {
if (this.resizeListener) {
window.removeEventListener('resize', this.resizeListener);
this.resizeListener = null;
}
},
isOutsideClicked(event) {
return !(this.$el.isSameNode(event.target) || this.$el.contains(event.target) || (this.overlay && this.overlay.contains(event.target)));
},
getLabelByValue(value) {
const options = this.optionGroupLabel ? this.flatOptions(this.options) : this.options || [];
const matchedOption = options.find((option) => !this.isOptionGroup(option) && ObjectUtils.equals(this.getOptionValue(option), value, this.equalityKey));
return matchedOption ? this.getOptionLabel(matchedOption) : null;
},
getSelectedItemsLabel() {
let pattern = /{(.*?)}/;
if (pattern.test(this.selectedItemsLabel)) {
return this.selectedItemsLabel.replace(this.selectedItemsLabel.match(pattern)[0], this.modelValue.length + '');
}
return this.selectedItemsLabel;
},
onToggleAll(event) {
if (this.selectAll !== null) {
this.$emit('selectall-change', { originalEvent: event, checked: !this.allSelected });
} else {
const value = this.allSelected ? [] : this.visibleOptions.filter((option) => this.isValidOption(option)).map((option) => this.getOptionValue(option));
this.updateModel(event, value);
}
this.headerCheckboxFocused = true;
},
removeOption(event, optionValue) {
let value = this.modelValue.filter((val) => !ObjectUtils.equals(val, optionValue, this.equalityKey));
this.updateModel(event, value);
},
clearFilter() {
this.filterValue = null;
},
hasFocusableElements() {
return DomHandler.getFocusableElements(this.overlay, ':not(.p-hidden-focusable)').length > 0;
},
isOptionMatched(option) {
return this.isValidOption(option) && this.getOptionLabel(option).toLocaleLowerCase(this.filterLocale).startsWith(this.searchValue.toLocaleLowerCase(this.filterLocale));
},
isValidOption(option) {
return option && !(this.isOptionDisabled(option) || this.isOptionGroup(option));
},
isValidSelectedOption(option) {
return this.isValidOption(option) && this.isSelected(option);
},
isSelected(option) {
const optionValue = this.getOptionValue(option);
return (this.modelValue || []).some((value) => ObjectUtils.equals(value, optionValue, this.equalityKey));
},
findFirstOptionIndex() {
return this.visibleOptions.findIndex((option) => this.isValidOption(option));
},
findLastOptionIndex() {
return ObjectUtils.findLastIndex(this.visibleOptions, (option) => this.isValidOption(option));
},
findNextOptionIndex(index) {
const matchedOptionIndex = index < this.visibleOptions.length - 1 ? this.visibleOptions.slice(index + 1).findIndex((option) => this.isValidOption(option)) : -1;
return matchedOptionIndex > -1 ? matchedOptionIndex + index + 1 : index;
},
findPrevOptionIndex(index) {
const matchedOptionIndex = index > 0 ? ObjectUtils.findLastIndex(this.visibleOptions.slice(0, index), (option) => this.isValidOption(option)) : -1;
return matchedOptionIndex > -1 ? matchedOptionIndex : index;
},
findFirstSelectedOptionIndex() {
return this.hasSelectedOption ? this.visibleOptions.findIndex((option) => this.isValidSelectedOption(option)) : -1;
},
findLastSelectedOptionIndex() {
return this.hasSelectedOption ? ObjectUtils.findLastIndex(this.visibleOptions, (option) => this.isValidSelectedOption(option)) : -1;
},
findNextSelectedOptionIndex(index) {
const matchedOptionIndex = this.hasSelectedOption && index < this.visibleOptions.length - 1 ? this.visibleOptions.slice(index + 1).findIndex((option) => this.isValidSelectedOption(option)) : -1;
return matchedOptionIndex > -1 ? matchedOptionIndex + index + 1 : -1;
},
findPrevSelectedOptionIndex(index) {
const matchedOptionIndex = this.hasSelectedOption && index > 0 ? ObjectUtils.findLastIndex(this.visibleOptions.slice(0, index), (option) => this.isValidSelectedOption(option)) : -1;
return matchedOptionIndex > -1 ? matchedOptionIndex : -1;
},
findNearestSelectedOptionIndex(index, firstCheckUp = false) {
let matchedOptionIndex = -1;
if (this.hasSelectedOption) {
if (firstCheckUp) {
matchedOptionIndex = this.findPrevSelectedOptionIndex(index);
matchedOptionIndex = matchedOptionIndex === -1 ? this.findNextSelectedOptionIndex(index) : matchedOptionIndex;
} else {
matchedOptionIndex = this.findNextSelectedOptionIndex(index);
matchedOptionIndex = matchedOptionIndex === -1 ? this.findPrevSelectedOptionIndex(index) : matchedOptionIndex;
}
}
return matchedOptionIndex > -1 ? matchedOptionIndex : index;
},
findFirstFocusedOptionIndex() {
const selectedIndex = this.findFirstSelectedOptionIndex();
return selectedIndex < 0 ? this.findFirstOptionIndex() : selectedIndex;
},
findLastFocusedOptionIndex() {
const selectedIndex = this.findLastSelectedOptionIndex();
return selectedIndex < 0 ? this.findLastOptionIndex() : selectedIndex;
},
searchOptions(event) {
this.searchValue = (this.searchValue || '') + event.key;
let optionIndex = -1;
if (this.focusedOptionIndex !== -1) {
optionIndex = this.visibleOptions.slice(this.focusedOptionIndex).findIndex((option) => this.isOptionMatched(option));
optionIndex = optionIndex === -1 ? this.visibleOptions.slice(0, this.focusedOptionIndex).findIndex((option) => this.isOptionMatched(option)) : optionIndex + this.focusedOptionIndex;
} else {
optionIndex = this.visibleOptions.findIndex((option) => this.isOptionMatched(option));
}
if (optionIndex === -1 && this.focusedOptionIndex === -1) {
optionIndex = this.findFirstFocusedOptionIndex();
}
if (optionIndex !== -1) {
this.changeFocusedOptionIndex(event, optionIndex);
}
if (this.searchTimeout) {
clearTimeout(this.searchTimeout);
}
this.searchTimeout = setTimeout(() => {
this.searchValue = '';
this.searchTimeout = null;
}, 500);
},
changeFocusedOptionIndex(event, index) {
if (this.focusedOptionIndex !== index) {
this.focusedOptionIndex = index;
this.scrollInView();
}
},
scrollInView(index = -1) {
const id = index !== -1 ? `${this.id}_${index}` : this.focusedOptionId;
const element = DomHandler.findSingle(this.list, `li[id="${id}"]`);
if (element) {
element.scrollIntoView && element.scrollIntoView({ block: 'nearest', inline: 'nearest' });
} else if (!this.virtualScrollerDisabled) {
this.virtualScroller && this.virtualScroller.scrollToIndex(index !== -1 ? index : this.focusedOptionIndex);
}
},
autoUpdateModel() {
if (this.selectOnFocus && this.autoOptionFocus && !this.hasSelectedOption) {
this.focusedOptionIndex = this.findFirstFocusedOptionIndex();
const value = this.getOptionValue(this.visibleOptions[this.focusedOptionIndex]);
this.updateModel(null, [value]);
}
},
updateModel(event, value) {
this.$emit('update:modelValue', value);
this.$emit('change', { originalEvent: event, value });
},
flatOptions(options) {
return (options || []).reduce((result, option, index) => {
result.push({ optionGroup: option, group: true, index });
const optionGroupChildren = this.getOptionGroupChildren(option);
optionGroupChildren && optionGroupChildren.forEach((o) => result.push(o));
return result;
}, []);
},
overlayRef(el) {
this.overlay = el;
},
listRef(el, contentRef) {
this.list = el;
contentRef && contentRef(el); // For VirtualScroller
},
virtualScrollerRef(el) {
this.virtualScroller = el;
}
},
computed: {
containerClass() {
return [
'p-multiselect p-component p-inputwrapper',
{
'p-multiselect-chip': this.display === 'chip',
'p-disabled': this.disabled,
'p-focus': this.focused,
'p-inputwrapper-filled': this.modelValue && this.modelValue.length,
'p-inputwrapper-focus': this.focused || this.overlayVisible,
'p-overlay-open': this.overlayVisible
}
];
},
labelClass() {
return [
'p-multiselect-label',
{
'p-placeholder': this.label === this.placeholder,
'p-multiselect-label-empty': !this.placeholder && (!this.modelValue || this.modelValue.length === 0)
}
];
},
panelStyleClass() {
return [
'p-multiselect-panel p-component',
this.panelClass,
{
'p-input-filled': this.$primevue.config.inputStyle === 'filled',
'p-ripple-disabled': this.$primevue.config.ripple === false
}
];
},
headerCheckboxClass() {
return [
'p-checkbox p-component',
{
'p-checkbox-checked': this.allSelected,
'p-checkbox-focused': this.headerCheckboxFocused
}
];
},
visibleOptions() {
const options = this.optionGroupLabel ? this.flatOptions(this.options) : this.options || [];
if (this.filterValue) {
const filteredOptions = FilterService.filter(options, this.searchFields, this.filterValue, this.filterMatchMode, this.filterLocale);
if (this.optionGroupLabel) {
const optionGroups = this.options || [];
const filtered = [];
optionGroups.forEach((group) => {
const groupChildren = this.getOptionGroupChildren(group);
const filteredItems = groupChildren.filter((item) => filteredOptions.includes(item));
if (filteredItems.length > 0) filtered.push({ ...group, [typeof this.optionGroupChildren === 'string' ? this.optionGroupChildren : 'items']: [...filteredItems] });
});
return this.flatOptions(filtered);
}
return filteredOptions;
}
return options;
},
label() {
// TODO: Refactor
let label;
if (this.modelValue && this.modelValue.length) {
if (ObjectUtils.isNotEmpty(this.maxSelectedLabels) && this.modelValue.length > this.maxSelectedLabels) {
return this.getSelectedItemsLabel();
} else {
label = '';
for (let i = 0; i < this.modelValue.length; i++) {
if (i !== 0) {
label += ', ';
}
label += this.getLabelByValue(this.modelValue[i]);
}
}
} else {
label = this.placeholder;
}
return label;
},
chipSelectedItems() {
return ObjectUtils.isNotEmpty(this.maxSelectedLabels) && this.modelValue && this.modelValue.length > this.maxSelectedLabels ? this.modelValue.slice(0, this.maxSelectedLabels) : this.modelValue;
},
allSelected() {
return this.selectAll !== null ? this.selectAll : ObjectUtils.isNotEmpty(this.visibleOptions) && this.visibleOptions.every((option) => this.isOptionGroup(option) || this.isOptionDisabled(option) || this.isSelected(option));
},
hasSelectedOption() {
return ObjectUtils.isNotEmpty(this.modelValue);
},
equalityKey() {
return this.optionValue ? null : this.dataKey;
},
searchFields() {
return this.filterFields || [this.optionLabel];
},
maxSelectionLimitReached() {
return this.selectionLimit && this.modelValue && this.modelValue.length === this.selectionLimit;
},
filterResultMessageText() {
return ObjectUtils.isNotEmpty(this.visibleOptions) ? this.filterMessageText.replaceAll('{0}', this.visibleOptions.length) : this.emptyFilterMessageText;
},
filterMessageText() {
return this.filterMessage || this.$primevue.config.locale.searchMessage || '';
},
emptyFilterMessageText() {
return this.emptyFilterMessage || this.$primevue.config.locale.emptySearchMessage || this.$primevue.config.locale.emptyFilterMessage || '';
},
emptyMessageText() {
return this.emptyMessage || this.$primevue.config.locale.emptyMessage || '';
},
selectionMessageText() {
return this.selectionMessage || this.$primevue.config.locale.selectionMessage || '';
},
emptySelectionMessageText() {
return this.emptySelectionMessage || this.$primevue.config.locale.emptySelectionMessage || '';
},
selectedMessageText() {
return this.hasSelectedOption ? this.selectionMessageText.replaceAll('{0}', this.modelValue.length) : this.emptySelectionMessageText;
},
focusedOptionId() {
return this.focusedOptionIndex !== -1 ? `${this.id}_${this.focusedOptionIndex}` : null;
},
ariaSetSize() {
return this.visibleOptions.filter((option) => !this.isOptionGroup(option)).length;
},
toggleAllAriaLabel() {
return this.$primevue.config.locale.aria ? this.$primevue.config.locale.aria[this.allSelected ? 'selectAll' : 'unselectAll'] : undefined;
},
closeAriaLabel() {
return this.$primevue.config.locale.aria ? this.$primevue.config.locale.aria.close : undefined;
},
virtualScrollerDisabled() {
return !this.virtualScrollerOptions;
}
},
directives: {
ripple: Ripple
},
components: {
VirtualScroller: VirtualScroller,
Portal: Portal,
TimesIcon: TimesIcon,
SearchIcon: SearchIcon,
TimesCircleIcon: TimesCircleIcon,
ChevronDownIcon: ChevronDownIcon,
SpinnerIcon: SpinnerIcon,
CheckIcon: CheckIcon
}
};
const _hoisted_1 = ["id", "disabled", "placeholder", "tabindex", "aria-label", "aria-labelledby", "aria-expanded", "aria-controls", "aria-activedescendant"];
const _hoisted_2 = ["onClick"];
const _hoisted_3 = ["checked", "aria-label"];
const _hoisted_4 = ["value", "placeholder", "aria-owns", "aria-activedescendant"];
const _hoisted_5 = ["aria-label"];
const _hoisted_6 = ["id"];
const _hoisted_7 = ["id"];
const _hoisted_8 = ["id", "aria-label", "aria-selected", "aria-disabled", "aria-setsize", "aria-posinset", "onClick", "onMousemove"];
function render(_ctx, _cache, $props, $setup, $data, $options) {
const _component_TimesCircleIcon = resolveComponent("TimesCircleIcon");
const _component_SpinnerIcon = resolveComponent("SpinnerIcon");
const _component_VirtualScroller = resolveComponent("VirtualScroller");
const _component_Portal = resolveComponent("Portal");
const _directive_ripple = resolveDirective("ripple");
return (openBlock(), createElementBlock("div", mergeProps({
ref: "container",
class: $options.containerClass,
onClick: _cache[15] || (_cache[15] = (...args) => ($options.onContainerClick && $options.onContainerClick(...args)))
}, _ctx.ptm('root')), [
createElementVNode("div", mergeProps({ class: "p-hidden-accessible" }, _ctx.ptm('hiddenInputWrapper')), [
createElementVNode("input", mergeProps({
ref: "focusInput",
id: $props.inputId,
type: "text",
readonly: "",
disabled: $props.disabled,
placeholder: $props.placeholder,
tabindex: !$props.disabled ? $props.tabindex : -1,
role: "combobox",
"aria-label": _ctx.ariaLabel,
"aria-labelledby": _ctx.ariaLabelledby,
"aria-haspopup": "listbox",
"aria-expanded": $data.overlayVisible,
"aria-controls": $data.id + '_list',
"aria-activedescendant": $data.focused ? $options.focusedOptionId : undefined,
onFocus: _cache[0] || (_cache[0] = (...args) => ($options.onFocus && $options.onFocus(...args))),
onBlur: _cache[1] || (_cache[1] = (...args) => ($options.onBlur && $options.onBlur(...args))),
onKeydown: _cache[2] || (_cache[2] = (...args) => ($options.onKeyDown && $options.onKeyDown(...args)))
}, { ...$props.inputProps, ..._ctx.ptm('input') }), null, 16, _hoisted_1)
], 16),
createElementVNode("div", mergeProps({ class: "p-multiselect-label-container" }, _ctx.ptm('labelContainer')), [
createElementVNode("div", mergeProps({ class: $options.labelClass }, _ctx.ptm('label')), [
renderSlot(_ctx.$slots, "value", {
value: $props.modelValue,
placeholder: $props.placeholder
}, () => [
($props.display === 'comma')
? (openBlock(), createElementBlock(Fragment, { key: 0 }, [
createTextVNode(toDisplayString($options.label || 'empty'), 1)
], 64))
: ($props.display === 'chip')
? (openBlock(), createElementBlock(Fragment, { key: 1 }, [
(openBlock(true), createElementBlock(Fragment, null, renderList($options.chipSelectedItems, (item) => {
return (openBlock(), createElementBlock("div", mergeProps({
key: $options.getLabelByValue(item),
class: "p-multiselect-token"
}, _ctx.ptm('token')), [
renderSlot(_ctx.$slots, "chip", { value: item }, () => [
createElementVNode("span", mergeProps({ class: "p-multiselect-token-label" }, _ctx.ptm('tokenLabel')), toDisplayString($options.getLabelByValue(item)), 17)
]),
(!$props.disabled)
? renderSlot(_ctx.$slots, "removetokenicon", {
key: 0,
class: "p-multiselect-token-icon",
onClick: (event) => $options.removeOption(event, item)
}, () => [
($props.removeTokenIcon)
? (openBlock(), createElementBlock("span", mergeProps({
key: 0,
class: ['p-multiselect-token-icon', $props.removeTokenIcon],
onClick: withModifiers($event => ($options.removeOption($event, item)), ["stop"])
}, _ctx.ptm('removeTokenIcon')), null, 16, _hoisted_2))
: (openBlock(), createBlock(_component_TimesCircleIcon, mergeProps({
key: 1,
class: "p-multiselect-token-icon",
onClick: withModifiers($event => ($options.removeOption($event, item)), ["stop"])
}, _ctx.ptm('removeTokenIcon')), null, 16, ["onClick"]))
])
: createCommentVNode("", true)
], 16))
}), 128)),
(!$props.modelValue || $props.modelValue.length === 0)
? (openBlock(), createElementBlock(Fragment, { key: 0 }, [
createTextVNode(toDisplayString($props.placeholder || 'empty'), 1)
], 64))
: createCommentVNode("", true)
], 64))
: createCommentVNode("", true)
])
], 16)
], 16),
createElementVNode("div", mergeProps({ class: "p-multiselect-trigger" }, _ctx.ptm('trigger')), [
($props.loading)
? renderSlot(_ctx.$slots, "loadingicon", {
key: 0,
class: "p-multiselect-trigger-icon"
}, () => [
($props.loadingIcon)
? (openBlock(), createElementBlock("span", mergeProps({
key: 0,
class: ['p-multiselect-trigger-icon pi-spin', $props.loadingIcon],
"aria-hidden": "true"
}, _ctx.ptm('triggerIcon')), null, 16))
: (openBlock(), createBlock(_component_SpinnerIcon, mergeProps({
key: 1,
class: "p-multiselect-trigger-icon",
spin: "",
"aria-hidden": "true"
}, _ctx.ptm('triggerIcon')), null, 16))
])
: renderSlot(_ctx.$slots, "dropdownicon", {
key: 1,
class: "p-multiselect-trigger-icon"
}, () => [
(openBlock(), createBlock(resolveDynamicComponent($props.dropdownIcon ? 'span' : 'ChevronDownIcon'), mergeProps({
class: ['p-multiselect-trigger-icon', $props.dropdownIcon],
"aria-hidden": "true"
}, _ctx.ptm('dropdownIcon')), null, 16, ["class"]))
])
], 16),
createVNode(_component_Portal, { appendTo: $props.appendTo }, {
default: withCtx(() => [
createVNode(Transition, {
name: "p-connected-overlay",
onEnter: $options.onOverlayEnter,
onAfterEnter: $options.onOverlayAfterEnter,
onLeave: $options.onOverlayLeave,
onAfterLeave: $options.onOverlayAfterLeave
}, {
default: withCtx(() => [
($data.overlayVisible)
? (openBlock(), createElementBlock("div", mergeProps({
key: 0,
ref: $options.overlayRef,
style: $props.panelStyle,
class: $options.panelStyleClass,
onClick: _cache[13] || (_cache[13] = (...args) => ($options.onOverlayClick && $options.onOverlayClick(...args))),
onKeydown: _cache[14] || (_cache[14] = (...args) => ($options.onOverlayKeyDown && $options.onOverlayKeyDown(...args)))
}, { ...$props.panelProps, ..._ctx.ptm('panel') }), [
createElementVNode("span", mergeProps({
ref: "firstHiddenFocusableElementOnOverlay",
role: "presentation",
"aria-hidden": "true",
class: "p-hidden-accessible p-hidden-focusable",
tabindex: 0,
onFocus: _cache[3] || (_cache[3] = (...args) => ($options.onFirstHiddenFocus && $options.onFirstHiddenFocus(...args)))
}, _ctx.ptm('hiddenFirstFocusableEl')), null, 16),
renderSlot(_ctx.$slots, "header", {
value: $props.modelValue,
options: $options.visibleOptions
}),
(($props.showToggleAll && $props.selectionLimit == null) || $props.filter)
? (openBlock(), createElementBlock("div", mergeProps({
key: 0,
class: "p-multiselect-header"
}, _ctx.ptm('header')), [
($props.showToggleAll && $props.selectionLimit == null)
? (openBlock(), createElementBlock("div", mergeProps({
key: 0,
class: $options.headerCheckboxClass,
onClick: _cache[6] || (_cache[6] = (...args) => ($options.onToggleAll && $options.onToggleAll(...args)))
}, _ctx.ptm('headerCheckboxContainer')), [
createElementVNode("div", mergeProps({ class: "p-hidden-accessible" }, _ctx.ptm('hiddenInputWrapper')), [
createElementVNode("input", mergeProps({
type: "checkbox",
readonly: "",
checked: $options.allSelected,
"aria-label": $options.toggleAllAriaLabel,
onFocus: _cache[4] || (_cache[4] = (...args) => ($options.onHeaderCheckboxFocus && $options.onHeaderCheckboxFocus(...args))),
onBlur: _cache[5] || (_cache[5] = (...args) => ($options.onHeaderCheckboxBlur && $options.onHeaderCheckboxBlur(...args)))
}, _ctx.ptm('headerCheckbox')), null, 16, _hoisted_3)
], 16),
createElementVNode("div", mergeProps({
class: ['p-checkbox-box', { 'p-highlight': $options.allSelected, 'p-focus': $data.headerCheckboxFocused }]
}, $options.getHeaderCheckboxPTOptions('headerCheckbox')), [
renderSlot(_ctx.$slots, "headercheckboxicon", {
allSelected: $options.allSelected,
class: "p-checkbox-icon"
}, () => [