import * as i4 from '@angular/cdk/scrolling'; import { CdkVirtualScrollViewport, ScrollingModule } from '@angular/cdk/scrolling'; import * as i0 from '@angular/core'; import { forwardRef, EventEmitter, Component, Input, Output, ChangeDetectionStrategy, ViewEncapsulation, ViewChild, ContentChildren, NgModule } from '@angular/core'; import { trigger, transition, style, animate } from '@angular/animations'; import * as i2 from '@angular/common'; import { CommonModule } from '@angular/common'; import * as i3 from 'primeng/api'; import { TranslationKeys, PrimeTemplate, SharedModule } from 'primeng/api'; import { DomHandler, ConnectedOverlayScrollHandler } from 'primeng/dom'; import { UniqueComponentId, ObjectUtils, ZIndexUtils } from 'primeng/utils'; import { NG_VALUE_ACCESSOR } from '@angular/forms'; import * as i5 from 'primeng/tooltip'; import { TooltipModule } from 'primeng/tooltip'; import * as i1 from 'primeng/ripple'; import { RippleModule } from 'primeng/ripple'; const DROPDOWN_VALUE_ACCESSOR = { provide: NG_VALUE_ACCESSOR, useExisting: forwardRef(() => Dropdown), multi: true }; class DropdownItem { constructor() { this.onClick = new EventEmitter(); } onOptionClick(event) { this.onClick.emit({ originalEvent: event, option: this.option }); } } DropdownItem.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: DropdownItem, deps: [], target: i0.ɵɵFactoryTarget.Component }); DropdownItem.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "13.0.0", type: DropdownItem, selector: "p-dropdownItem", inputs: { option: "option", selected: "selected", label: "label", disabled: "disabled", visible: "visible", itemSize: "itemSize", template: "template" }, outputs: { onClick: "onClick" }, host: { classAttribute: "p-element" }, ngImport: i0, template: `
  • {{label||'empty'}}
  • `, isInline: true, directives: [{ type: i1.Ripple, selector: "[pRipple]" }, { type: i2.NgStyle, selector: "[ngStyle]", inputs: ["ngStyle"] }, { type: i2.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { type: i2.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { type: i2.NgTemplateOutlet, selector: "[ngTemplateOutlet]", inputs: ["ngTemplateOutletContext", "ngTemplateOutlet"] }] }); i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: DropdownItem, decorators: [{ type: Component, args: [{ selector: 'p-dropdownItem', template: `
  • {{label||'empty'}}
  • `, host: { 'class': 'p-element' } }] }], propDecorators: { option: [{ type: Input }], selected: [{ type: Input }], label: [{ type: Input }], disabled: [{ type: Input }], visible: [{ type: Input }], itemSize: [{ type: Input }], template: [{ type: Input }], onClick: [{ type: Output }] } }); class Dropdown { constructor(el, renderer, cd, zone, filterService, config, overlayService) { this.el = el; this.renderer = renderer; this.cd = cd; this.zone = zone; this.filterService = filterService; this.config = config; this.overlayService = overlayService; this.scrollHeight = '200px'; this.resetFilterOnHide = false; this.dropdownIcon = 'pi pi-chevron-down'; this.optionGroupChildren = "items"; this.autoDisplayFirst = true; this.emptyFilterMessage = ''; this.emptyMessage = ''; this.autoZIndex = true; this.baseZIndex = 0; this.showTransitionOptions = '.12s cubic-bezier(0, 0, 0.2, 1)'; this.hideTransitionOptions = '.1s linear'; this.filterMatchMode = "contains"; this.tooltip = ''; this.tooltipPosition = 'right'; this.tooltipPositionStyle = 'absolute'; this.autofocusFilter = true; this.onChange = new EventEmitter(); this.onFilter = new EventEmitter(); this.onFocus = new EventEmitter(); this.onBlur = new EventEmitter(); this.onClick = new EventEmitter(); this.onShow = new EventEmitter(); this.onHide = new EventEmitter(); this.onClear = new EventEmitter(); this.onModelChange = () => { }; this.onModelTouched = () => { }; this.viewPortOffsetTop = 0; this.id = UniqueComponentId(); } get disabled() { return this._disabled; } ; set disabled(_disabled) { if (_disabled) { this.focused = false; if (this.overlayVisible) this.hide(); } this._disabled = _disabled; if (!this.cd.destroyed) { this.cd.detectChanges(); } } ngAfterContentInit() { this.templates.forEach((item) => { switch (item.getType()) { case 'item': this.itemTemplate = item.template; break; case 'selectedItem': this.selectedItemTemplate = item.template; break; case 'header': this.headerTemplate = item.template; break; case 'footer': this.footerTemplate = item.template; break; case 'emptyfilter': this.emptyFilterTemplate = item.template; break; case 'empty': this.emptyTemplate = item.template; break; case 'group': this.groupTemplate = item.template; break; default: this.itemTemplate = item.template; break; } }); } ngOnInit() { this.optionsToDisplay = this.options; this.updateSelectedOption(null); this.labelId = this.id + '_label'; this.listId = this.id + '_list'; } get options() { return this._options; } set options(val) { this._options = val; this.optionsToDisplay = this._options; this.updateSelectedOption(this.value); this.optionsChanged = true; if (this._filterValue && this._filterValue.length) { this.activateFilter(); } } get filterValue() { return this._filterValue; } set filterValue(val) { this._filterValue = val; this.activateFilter(); } ngAfterViewInit() { if (this.editable) { this.updateEditableLabel(); } } get label() { return this.selectedOption ? this.getOptionLabel(this.selectedOption) : null; } get emptyMessageLabel() { return this.emptyMessage || this.config.getTranslation(TranslationKeys.EMPTY_MESSAGE); } get emptyFilterMessageLabel() { return this.emptyFilterMessage || this.config.getTranslation(TranslationKeys.EMPTY_FILTER_MESSAGE); } get filled() { return this.value || this.value != null || this.value != undefined; } updateEditableLabel() { if (this.editableInputViewChild && this.editableInputViewChild.nativeElement) { this.editableInputViewChild.nativeElement.value = (this.selectedOption ? this.getOptionLabel(this.selectedOption) : this.value || ''); } } getOptionLabel(option) { return this.optionLabel ? ObjectUtils.resolveFieldData(option, this.optionLabel) : (option.label != undefined ? option.label : option); } getOptionValue(option) { return this.optionValue ? ObjectUtils.resolveFieldData(option, this.optionValue) : (this.optionLabel || option.value === undefined ? option : option.value); } isOptionDisabled(option) { return this.optionDisabled ? ObjectUtils.resolveFieldData(option, this.optionDisabled) : (option.disabled !== undefined ? option.disabled : false); } getOptionGroupLabel(optionGroup) { return this.optionGroupLabel ? ObjectUtils.resolveFieldData(optionGroup, this.optionGroupLabel) : (optionGroup.label != undefined ? optionGroup.label : optionGroup); } getOptionGroupChildren(optionGroup) { return this.optionGroupChildren ? ObjectUtils.resolveFieldData(optionGroup, this.optionGroupChildren) : optionGroup.items; } onItemClick(event) { const option = event.option; if (!this.isOptionDisabled(option)) { this.selectItem(event, option); this.accessibleViewChild.nativeElement.focus(); } setTimeout(() => { this.hide(); }, 150); } selectItem(event, option) { if (this.selectedOption != option) { this.selectedOption = option; this.value = this.getOptionValue(option); this.onModelChange(this.value); this.updateEditableLabel(); this.onChange.emit({ originalEvent: event.originalEvent, value: this.value }); if (this.virtualScroll) { setTimeout(() => { this.viewPortOffsetTop = this.viewPort ? this.viewPort.measureScrollOffset() : 0; }, 1); } } } ngAfterViewChecked() { if (this.optionsChanged && this.overlayVisible) { this.optionsChanged = false; if (this.virtualScroll) { this.updateVirtualScrollSelectedIndex(true); } this.zone.runOutsideAngular(() => { setTimeout(() => { this.alignOverlay(); }, 1); }); } if (this.selectedOptionUpdated && this.itemsWrapper) { if (this.virtualScroll && this.viewPort) { let range = this.viewPort.getRenderedRange(); this.updateVirtualScrollSelectedIndex(false); if (range.start > this.virtualScrollSelectedIndex || range.end < this.virtualScrollSelectedIndex) { this.viewPort.scrollToIndex(this.virtualScrollSelectedIndex); } } let selectedItem = DomHandler.findSingle(this.overlay, 'li.p-highlight'); if (selectedItem) { DomHandler.scrollInView(this.itemsWrapper, DomHandler.findSingle(this.overlay, 'li.p-highlight')); } this.selectedOptionUpdated = false; } } writeValue(value) { if (this.filter) { this.resetFilter(); } this.value = value; this.updateSelectedOption(value); this.updateEditableLabel(); this.cd.markForCheck(); } resetFilter() { this._filterValue = null; if (this.filterViewChild && this.filterViewChild.nativeElement) { this.filterViewChild.nativeElement.value = ''; } this.optionsToDisplay = this.options; } updateSelectedOption(val) { this.selectedOption = this.findOption(val, this.optionsToDisplay); if (this.autoDisplayFirst && !this.placeholder && !this.selectedOption && this.optionsToDisplay && this.optionsToDisplay.length && !this.editable) { this.selectedOption = this.optionsToDisplay[0]; this.value = this.getOptionValue(this.selectedOption); this.onModelChange(this.value); } this.selectedOptionUpdated = true; } registerOnChange(fn) { this.onModelChange = fn; } registerOnTouched(fn) { this.onModelTouched = fn; } setDisabledState(val) { this.disabled = val; this.cd.markForCheck(); } onMouseclick(event) { if (this.disabled || this.readonly || this.isInputClick(event)) { return; } this.onClick.emit(event); this.accessibleViewChild.nativeElement.focus(); if (this.overlayVisible) this.hide(); else this.show(); this.cd.detectChanges(); } onOverlayClick(event) { this.overlayService.add({ originalEvent: event, target: this.el.nativeElement }); } isInputClick(event) { return DomHandler.hasClass(event.target, 'p-dropdown-clear-icon') || event.target.isSameNode(this.accessibleViewChild.nativeElement) || (this.editableInputViewChild && event.target.isSameNode(this.editableInputViewChild.nativeElement)); } isOutsideClicked(event) { return !(this.el.nativeElement.isSameNode(event.target) || this.el.nativeElement.contains(event.target) || (this.overlay && this.overlay.contains(event.target))); } isEmpty() { return !this.optionsToDisplay || (this.optionsToDisplay && this.optionsToDisplay.length === 0); } onEditableInputClick() { this.bindDocumentClickListener(); } onEditableInputFocus(event) { this.focused = true; this.hide(); this.onFocus.emit(event); } onEditableInputChange(event) { this.value = event.target.value; this.updateSelectedOption(this.value); this.onModelChange(this.value); this.onChange.emit({ originalEvent: event, value: this.value }); } show() { this.overlayVisible = true; } onOverlayAnimationStart(event) { switch (event.toState) { case 'visible': this.overlay = event.element; let itemsWrapperSelector = this.virtualScroll ? '.cdk-virtual-scroll-viewport' : '.p-dropdown-items-wrapper'; this.itemsWrapper = DomHandler.findSingle(this.overlay, itemsWrapperSelector); this.appendOverlay(); if (this.autoZIndex) { ZIndexUtils.set('overlay', this.overlay, this.baseZIndex + this.config.zIndex.overlay); } this.alignOverlay(); this.bindDocumentClickListener(); this.bindDocumentResizeListener(); this.bindScrollListener(); if (this.options && this.options.length) { if (!this.virtualScroll) { let selectedListItem = DomHandler.findSingle(this.itemsWrapper, '.p-dropdown-item.p-highlight'); if (selectedListItem) { selectedListItem.scrollIntoView({ block: 'nearest', inline: 'start' }); } } } if (this.filterViewChild && this.filterViewChild.nativeElement) { this.preventModelTouched = true; if (this.autofocusFilter) { this.filterViewChild.nativeElement.focus(); } } this.onShow.emit(event); break; case 'void': this.onOverlayHide(); this.onHide.emit(event); break; } } onOverlayAnimationEnd(event) { switch (event.toState) { case 'void': ZIndexUtils.clear(event.element); break; } } scrollToSelectedVirtualScrollElement() { if (!this.virtualAutoScrolled) { if (this.viewPortOffsetTop) { this.viewPort.scrollToOffset(this.viewPortOffsetTop); } else if (this.virtualScrollSelectedIndex > -1) { this.viewPort.scrollToIndex(this.virtualScrollSelectedIndex); } } this.virtualAutoScrolled = true; } updateVirtualScrollSelectedIndex(resetOffset) { if (this.selectedOption && this.optionsToDisplay && this.optionsToDisplay.length) { if (resetOffset) { this.viewPortOffsetTop = 0; } this.virtualScrollSelectedIndex = this.findOptionIndex(this.getOptionValue(this.selectedOption), this.optionsToDisplay); } } appendOverlay() { if (this.appendTo) { if (this.appendTo === 'body') document.body.appendChild(this.overlay); else DomHandler.appendChild(this.overlay, this.appendTo); if (!this.overlay.style.minWidth) { this.overlay.style.minWidth = DomHandler.getWidth(this.containerViewChild.nativeElement) + 'px'; } } } restoreOverlayAppend() { if (this.overlay && this.appendTo) { this.el.nativeElement.appendChild(this.overlay); } } hide() { this.overlayVisible = false; if (this.filter && this.resetFilterOnHide) { this.resetFilter(); } if (this.virtualScroll) { this.virtualAutoScrolled = false; } this.cd.markForCheck(); } alignOverlay() { if (this.overlay) { if (this.appendTo) DomHandler.absolutePosition(this.overlay, this.containerViewChild.nativeElement); else DomHandler.relativePosition(this.overlay, this.containerViewChild.nativeElement); } } onInputFocus(event) { this.focused = true; this.onFocus.emit(event); } onInputBlur(event) { this.focused = false; this.onBlur.emit(event); if (!this.preventModelTouched) { this.onModelTouched(); } this.preventModelTouched = false; } findPrevEnabledOption(index) { let prevEnabledOption; if (this.optionsToDisplay && this.optionsToDisplay.length) { for (let i = (index - 1); 0 <= i; i--) { let option = this.optionsToDisplay[i]; if (option.disabled) { continue; } else { prevEnabledOption = option; break; } } if (!prevEnabledOption) { for (let i = this.optionsToDisplay.length - 1; i >= index; i--) { let option = this.optionsToDisplay[i]; if (this.isOptionDisabled(option)) { continue; } else { prevEnabledOption = option; break; } } } } return prevEnabledOption; } findNextEnabledOption(index) { let nextEnabledOption; if (this.optionsToDisplay && this.optionsToDisplay.length) { for (let i = (index + 1); i < this.optionsToDisplay.length; i++) { let option = this.optionsToDisplay[i]; if (this.isOptionDisabled(option)) { continue; } else { nextEnabledOption = option; break; } } if (!nextEnabledOption) { for (let i = 0; i < index; i++) { let option = this.optionsToDisplay[i]; if (this.isOptionDisabled(option)) { continue; } else { nextEnabledOption = option; break; } } } } return nextEnabledOption; } onKeydown(event, search) { if (this.readonly || !this.optionsToDisplay || this.optionsToDisplay.length === null) { return; } switch (event.which) { //down case 40: if (!this.overlayVisible && event.altKey) { this.show(); } else { if (this.group) { let selectedItemIndex = this.selectedOption ? this.findOptionGroupIndex(this.getOptionValue(this.selectedOption), this.optionsToDisplay) : -1; if (selectedItemIndex !== -1) { let nextItemIndex = selectedItemIndex.itemIndex + 1; if (nextItemIndex < (this.getOptionGroupChildren(this.optionsToDisplay[selectedItemIndex.groupIndex]).length)) { this.selectItem(event, this.getOptionGroupChildren(this.optionsToDisplay[selectedItemIndex.groupIndex])[nextItemIndex]); this.selectedOptionUpdated = true; } else if (this.optionsToDisplay[selectedItemIndex.groupIndex + 1]) { this.selectItem(event, this.getOptionGroupChildren(this.optionsToDisplay[selectedItemIndex.groupIndex + 1])[0]); this.selectedOptionUpdated = true; } } else { if (this.optionsToDisplay && this.optionsToDisplay.length > 0) { this.selectItem(event, this.getOptionGroupChildren(this.optionsToDisplay[0])[0]); } } } else { let selectedItemIndex = this.selectedOption ? this.findOptionIndex(this.getOptionValue(this.selectedOption), this.optionsToDisplay) : -1; let nextEnabledOption = this.findNextEnabledOption(selectedItemIndex); if (nextEnabledOption) { this.selectItem(event, nextEnabledOption); this.selectedOptionUpdated = true; } } } event.preventDefault(); break; //up case 38: if (this.group) { let selectedItemIndex = this.selectedOption ? this.findOptionGroupIndex(this.getOptionValue(this.selectedOption), this.optionsToDisplay) : -1; if (selectedItemIndex !== -1) { let prevItemIndex = selectedItemIndex.itemIndex - 1; if (prevItemIndex >= 0) { this.selectItem(event, this.getOptionGroupChildren(this.optionsToDisplay[selectedItemIndex.groupIndex])[prevItemIndex]); this.selectedOptionUpdated = true; } else if (prevItemIndex < 0) { let prevGroup = this.optionsToDisplay[selectedItemIndex.groupIndex - 1]; if (prevGroup) { this.selectItem(event, this.getOptionGroupChildren(prevGroup)[this.getOptionGroupChildren(prevGroup).length - 1]); this.selectedOptionUpdated = true; } } } } else { let selectedItemIndex = this.selectedOption ? this.findOptionIndex(this.getOptionValue(this.selectedOption), this.optionsToDisplay) : -1; let prevEnabledOption = this.findPrevEnabledOption(selectedItemIndex); if (prevEnabledOption) { this.selectItem(event, prevEnabledOption); this.selectedOptionUpdated = true; } } event.preventDefault(); break; //space case 32: if (search) { if (!this.overlayVisible) { this.show(); } else { this.hide(); } event.preventDefault(); } break; //enter case 13: if (this.overlayVisible && (!this.filter || (this.optionsToDisplay && this.optionsToDisplay.length > 0))) { this.hide(); } else if (!this.overlayVisible) { this.show(); } event.preventDefault(); break; //escape and tab case 27: case 9: this.hide(); break; //search item based on keyboard input default: if (search && !event.metaKey) { this.search(event); } break; } } search(event) { if (this.searchTimeout) { clearTimeout(this.searchTimeout); } const char = event.key; this.previousSearchChar = this.currentSearchChar; this.currentSearchChar = char; if (this.previousSearchChar === this.currentSearchChar) this.searchValue = this.currentSearchChar; else this.searchValue = this.searchValue ? this.searchValue + char : char; let newOption; if (this.group) { let searchIndex = this.selectedOption ? this.findOptionGroupIndex(this.getOptionValue(this.selectedOption), this.optionsToDisplay) : { groupIndex: 0, itemIndex: 0 }; newOption = this.searchOptionWithinGroup(searchIndex); } else { let searchIndex = this.selectedOption ? this.findOptionIndex(this.getOptionValue(this.selectedOption), this.optionsToDisplay) : -1; newOption = this.searchOption(++searchIndex); } if (newOption && !this.isOptionDisabled(newOption)) { this.selectItem(event, newOption); this.selectedOptionUpdated = true; } this.searchTimeout = setTimeout(() => { this.searchValue = null; }, 250); } searchOption(index) { let option; if (this.searchValue) { option = this.searchOptionInRange(index, this.optionsToDisplay.length); if (!option) { option = this.searchOptionInRange(0, index); } } return option; } searchOptionInRange(start, end) { for (let i = start; i < end; i++) { let opt = this.optionsToDisplay[i]; if (this.getOptionLabel(opt).toLocaleLowerCase(this.filterLocale).startsWith(this.searchValue.toLocaleLowerCase(this.filterLocale)) && !this.isOptionDisabled(opt)) { return opt; } } return null; } searchOptionWithinGroup(index) { let option; if (this.searchValue) { for (let i = index.groupIndex; i < this.optionsToDisplay.length; i++) { for (let j = (index.groupIndex === i) ? (index.itemIndex + 1) : 0; j < this.getOptionGroupChildren(this.optionsToDisplay[i]).length; j++) { let opt = this.getOptionGroupChildren(this.optionsToDisplay[i])[j]; if (this.getOptionLabel(opt).toLocaleLowerCase(this.filterLocale).startsWith(this.searchValue.toLocaleLowerCase(this.filterLocale)) && !this.isOptionDisabled(opt)) { return opt; } } } if (!option) { for (let i = 0; i <= index.groupIndex; i++) { for (let j = 0; j < ((index.groupIndex === i) ? index.itemIndex : this.getOptionGroupChildren(this.optionsToDisplay[i]).length); j++) { let opt = this.getOptionGroupChildren(this.optionsToDisplay[i])[j]; if (this.getOptionLabel(opt).toLocaleLowerCase(this.filterLocale).startsWith(this.searchValue.toLocaleLowerCase(this.filterLocale)) && !this.isOptionDisabled(opt)) { return opt; } } } } } return null; } findOptionIndex(val, opts) { let index = -1; if (opts) { for (let i = 0; i < opts.length; i++) { if ((val == null && this.getOptionValue(opts[i]) == null) || ObjectUtils.equals(val, this.getOptionValue(opts[i]), this.dataKey)) { index = i; break; } } } return index; } findOptionGroupIndex(val, opts) { let groupIndex, itemIndex; if (opts) { for (let i = 0; i < opts.length; i++) { groupIndex = i; itemIndex = this.findOptionIndex(val, this.getOptionGroupChildren(opts[i])); if (itemIndex !== -1) { break; } } } if (itemIndex !== -1) { return { groupIndex: groupIndex, itemIndex: itemIndex }; } else { return -1; } } findOption(val, opts, inGroup) { if (this.group && !inGroup) { let opt; if (opts && opts.length) { for (let optgroup of opts) { opt = this.findOption(val, this.getOptionGroupChildren(optgroup), true); if (opt) { break; } } } return opt; } else { let index = this.findOptionIndex(val, opts); return (index != -1) ? opts[index] : null; } } onFilterInputChange(event) { let inputValue = event.target.value; if (inputValue && inputValue.length) { this._filterValue = inputValue; this.activateFilter(); } else { this._filterValue = null; this.optionsToDisplay = this.options; } this.optionsChanged = true; this.onFilter.emit({ originalEvent: event, filter: this._filterValue }); } activateFilter() { let searchFields = (this.filterBy || this.optionLabel || 'label').split(','); if (this.options && this.options.length) { if (this.group) { let filteredGroups = []; for (let optgroup of this.options) { let filteredSubOptions = this.filterService.filter(this.getOptionGroupChildren(optgroup), searchFields, this.filterValue, this.filterMatchMode, this.filterLocale); if (filteredSubOptions && filteredSubOptions.length) { filteredGroups.push(Object.assign(Object.assign({}, optgroup), { [this.optionGroupChildren]: filteredSubOptions })); } } this.optionsToDisplay = filteredGroups; } else { this.optionsToDisplay = this.filterService.filter(this.options, searchFields, this.filterValue, this.filterMatchMode, this.filterLocale); } this.optionsChanged = true; } } applyFocus() { if (this.editable) DomHandler.findSingle(this.el.nativeElement, '.p-dropdown-label.p-inputtext').focus(); else DomHandler.findSingle(this.el.nativeElement, 'input[readonly]').focus(); } focus() { this.applyFocus(); } bindDocumentClickListener() { if (!this.documentClickListener) { const documentTarget = this.el ? this.el.nativeElement.ownerDocument : 'document'; this.documentClickListener = this.renderer.listen(documentTarget, 'click', (event) => { if (this.isOutsideClicked(event)) { this.hide(); this.unbindDocumentClickListener(); } this.cd.markForCheck(); }); } } unbindDocumentClickListener() { if (this.documentClickListener) { this.documentClickListener(); this.documentClickListener = null; } } bindDocumentResizeListener() { this.documentResizeListener = this.onWindowResize.bind(this); window.addEventListener('resize', this.documentResizeListener); } unbindDocumentResizeListener() { if (this.documentResizeListener) { window.removeEventListener('resize', this.documentResizeListener); this.documentResizeListener = null; } } onWindowResize() { if (this.overlayVisible && !DomHandler.isTouchDevice()) { this.hide(); } } bindScrollListener() { if (!this.scrollHandler) { this.scrollHandler = new ConnectedOverlayScrollHandler(this.containerViewChild.nativeElement, (event) => { if (this.overlayVisible) { this.hide(); } }); } this.scrollHandler.bindScrollListener(); } unbindScrollListener() { if (this.scrollHandler) { this.scrollHandler.unbindScrollListener(); } } clear(event) { this.value = null; this.onModelChange(this.value); this.onChange.emit({ originalEvent: event, value: this.value }); this.updateSelectedOption(this.value); this.updateEditableLabel(); this.onClear.emit(event); } onOverlayHide() { this.unbindDocumentClickListener(); this.unbindDocumentResizeListener(); this.unbindScrollListener(); this.overlay = null; this.itemsWrapper = null; this.onModelTouched(); } ngOnDestroy() { if (this.scrollHandler) { this.scrollHandler.destroy(); this.scrollHandler = null; } if (this.overlay) { ZIndexUtils.clear(this.overlay); } this.restoreOverlayAppend(); this.onOverlayHide(); } } Dropdown.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: Dropdown, deps: [{ token: i0.ElementRef }, { token: i0.Renderer2 }, { token: i0.ChangeDetectorRef }, { token: i0.NgZone }, { token: i3.FilterService }, { token: i3.PrimeNGConfig }, { token: i3.OverlayService }], target: i0.ɵɵFactoryTarget.Component }); Dropdown.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "13.0.0", type: Dropdown, selector: "p-dropdown", inputs: { scrollHeight: "scrollHeight", filter: "filter", name: "name", style: "style", panelStyle: "panelStyle", styleClass: "styleClass", panelStyleClass: "panelStyleClass", readonly: "readonly", required: "required", editable: "editable", appendTo: "appendTo", tabindex: "tabindex", placeholder: "placeholder", filterPlaceholder: "filterPlaceholder", filterLocale: "filterLocale", inputId: "inputId", selectId: "selectId", dataKey: "dataKey", filterBy: "filterBy", autofocus: "autofocus", resetFilterOnHide: "resetFilterOnHide", dropdownIcon: "dropdownIcon", optionLabel: "optionLabel", optionValue: "optionValue", optionDisabled: "optionDisabled", optionGroupLabel: "optionGroupLabel", optionGroupChildren: "optionGroupChildren", autoDisplayFirst: "autoDisplayFirst", group: "group", showClear: "showClear", emptyFilterMessage: "emptyFilterMessage", emptyMessage: "emptyMessage", virtualScroll: "virtualScroll", itemSize: "itemSize", autoZIndex: "autoZIndex", baseZIndex: "baseZIndex", showTransitionOptions: "showTransitionOptions", hideTransitionOptions: "hideTransitionOptions", ariaFilterLabel: "ariaFilterLabel", ariaLabelledBy: "ariaLabelledBy", filterMatchMode: "filterMatchMode", maxlength: "maxlength", tooltip: "tooltip", tooltipPosition: "tooltipPosition", tooltipPositionStyle: "tooltipPositionStyle", tooltipStyleClass: "tooltipStyleClass", autofocusFilter: "autofocusFilter", disabled: "disabled", options: "options", filterValue: "filterValue" }, outputs: { onChange: "onChange", onFilter: "onFilter", onFocus: "onFocus", onBlur: "onBlur", onClick: "onClick", onShow: "onShow", onHide: "onHide", onClear: "onClear" }, host: { properties: { "class.p-inputwrapper-filled": "filled", "class.p-inputwrapper-focus": "focused || overlayVisible" }, classAttribute: "p-element p-inputwrapper" }, providers: [DROPDOWN_VALUE_ACCESSOR], queries: [{ propertyName: "templates", predicate: PrimeTemplate }], viewQueries: [{ propertyName: "containerViewChild", first: true, predicate: ["container"], descendants: true }, { propertyName: "filterViewChild", first: true, predicate: ["filter"], descendants: true }, { propertyName: "accessibleViewChild", first: true, predicate: ["in"], descendants: true }, { propertyName: "viewPort", first: true, predicate: CdkVirtualScrollViewport, descendants: true }, { propertyName: "editableInputViewChild", first: true, predicate: ["editableInput"], descendants: true }], ngImport: i0, template: `
    {{label||'empty'}} {{placeholder||'empty'}}
    • {{getOptionGroupLabel(optgroup)||'empty'}}
    • {{emptyFilterMessageLabel}}
    • {{emptyMessageLabel}}
    `, isInline: true, styles: [".p-dropdown{display:inline-flex;cursor:pointer;position:relative;-webkit-user-select:none;-ms-user-select:none;user-select:none}.p-dropdown-clear-icon{position:absolute;top:50%;margin-top:-.5rem}.p-dropdown-trigger{display:flex;align-items:center;justify-content:center;flex-shrink:0}.p-dropdown-label{display:block;white-space:nowrap;overflow:hidden;flex:1 1 auto;width:1%;text-overflow:ellipsis;cursor:pointer}.p-dropdown-label-empty{overflow:hidden;visibility:hidden}input.p-dropdown-label{cursor:default}.p-dropdown .p-dropdown-panel{min-width:100%}.p-dropdown-panel{position:absolute;top:0;left:0}.p-dropdown-items-wrapper{overflow:auto}.p-dropdown-item{cursor:pointer;font-weight:normal;white-space:nowrap;position:relative;overflow:hidden}.p-dropdown-items{margin:0;padding:0;list-style-type:none}.p-dropdown-filter{width:100%}.p-dropdown-filter-container{position:relative}.p-dropdown-filter-icon{position:absolute;top:50%;margin-top:-.5rem}.p-fluid .p-dropdown{display:flex}.p-fluid .p-dropdown .p-dropdown-label{width:1%}\n"], components: [{ type: DropdownItem, selector: "p-dropdownItem", inputs: ["option", "selected", "label", "disabled", "visible", "itemSize", "template"], outputs: ["onClick"] }, { type: i4.CdkVirtualScrollViewport, selector: "cdk-virtual-scroll-viewport", inputs: ["orientation", "appendOnly"], outputs: ["scrolledIndexChange"] }], directives: [{ type: i2.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { type: i2.NgStyle, selector: "[ngStyle]", inputs: ["ngStyle"] }, { type: i2.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { type: i5.Tooltip, selector: "[pTooltip]", inputs: ["tooltipPosition", "tooltipEvent", "appendTo", "positionStyle", "tooltipStyleClass", "tooltipZIndex", "escape", "showDelay", "hideDelay", "life", "positionTop", "positionLeft", "pTooltip", "tooltipDisabled", "tooltipOptions"] }, { type: i2.NgTemplateOutlet, selector: "[ngTemplateOutlet]", inputs: ["ngTemplateOutletContext", "ngTemplateOutlet"] }, { type: i2.NgForOf, selector: "[ngFor][ngForOf]", inputs: ["ngForOf", "ngForTrackBy", "ngForTemplate"] }, { type: i4.CdkFixedSizeVirtualScroll, selector: "cdk-virtual-scroll-viewport[itemSize]", inputs: ["itemSize", "minBufferPx", "maxBufferPx"] }, { type: i4.CdkVirtualForOf, selector: "[cdkVirtualFor][cdkVirtualForOf]", inputs: ["cdkVirtualForOf", "cdkVirtualForTrackBy", "cdkVirtualForTemplate", "cdkVirtualForTemplateCacheSize"] }], animations: [ trigger('overlayAnimation', [ transition(':enter', [ style({ opacity: 0, transform: 'scaleY(0.8)' }), animate('{{showTransitionParams}}') ]), transition(':leave', [ animate('{{hideTransitionParams}}', style({ opacity: 0 })) ]) ]) ], changeDetection: i0.ChangeDetectionStrategy.OnPush, encapsulation: i0.ViewEncapsulation.None }); i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: Dropdown, decorators: [{ type: Component, args: [{ selector: 'p-dropdown', template: `
    {{label||'empty'}} {{placeholder||'empty'}}
    • {{getOptionGroupLabel(optgroup)||'empty'}}
    • {{emptyFilterMessageLabel}}
    • {{emptyMessageLabel}}
    `, animations: [ trigger('overlayAnimation', [ transition(':enter', [ style({ opacity: 0, transform: 'scaleY(0.8)' }), animate('{{showTransitionParams}}') ]), transition(':leave', [ animate('{{hideTransitionParams}}', style({ opacity: 0 })) ]) ]) ], host: { 'class': 'p-element p-inputwrapper', '[class.p-inputwrapper-filled]': 'filled', '[class.p-inputwrapper-focus]': 'focused || overlayVisible' }, providers: [DROPDOWN_VALUE_ACCESSOR], changeDetection: ChangeDetectionStrategy.OnPush, encapsulation: ViewEncapsulation.None, styles: [".p-dropdown{display:inline-flex;cursor:pointer;position:relative;-webkit-user-select:none;-ms-user-select:none;user-select:none}.p-dropdown-clear-icon{position:absolute;top:50%;margin-top:-.5rem}.p-dropdown-trigger{display:flex;align-items:center;justify-content:center;flex-shrink:0}.p-dropdown-label{display:block;white-space:nowrap;overflow:hidden;flex:1 1 auto;width:1%;text-overflow:ellipsis;cursor:pointer}.p-dropdown-label-empty{overflow:hidden;visibility:hidden}input.p-dropdown-label{cursor:default}.p-dropdown .p-dropdown-panel{min-width:100%}.p-dropdown-panel{position:absolute;top:0;left:0}.p-dropdown-items-wrapper{overflow:auto}.p-dropdown-item{cursor:pointer;font-weight:normal;white-space:nowrap;position:relative;overflow:hidden}.p-dropdown-items{margin:0;padding:0;list-style-type:none}.p-dropdown-filter{width:100%}.p-dropdown-filter-container{position:relative}.p-dropdown-filter-icon{position:absolute;top:50%;margin-top:-.5rem}.p-fluid .p-dropdown{display:flex}.p-fluid .p-dropdown .p-dropdown-label{width:1%}\n"] }] }], ctorParameters: function () { return [{ type: i0.ElementRef }, { type: i0.Renderer2 }, { type: i0.ChangeDetectorRef }, { type: i0.NgZone }, { type: i3.FilterService }, { type: i3.PrimeNGConfig }, { type: i3.OverlayService }]; }, propDecorators: { scrollHeight: [{ type: Input }], filter: [{ type: Input }], name: [{ type: Input }], style: [{ type: Input }], panelStyle: [{ type: Input }], styleClass: [{ type: Input }], panelStyleClass: [{ type: Input }], readonly: [{ type: Input }], required: [{ type: Input }], editable: [{ type: Input }], appendTo: [{ type: Input }], tabindex: [{ type: Input }], placeholder: [{ type: Input }], filterPlaceholder: [{ type: Input }], filterLocale: [{ type: Input }], inputId: [{ type: Input }], selectId: [{ type: Input }], dataKey: [{ type: Input }], filterBy: [{ type: Input }], autofocus: [{ type: Input }], resetFilterOnHide: [{ type: Input }], dropdownIcon: [{ type: Input }], optionLabel: [{ type: Input }], optionValue: [{ type: Input }], optionDisabled: [{ type: Input }], optionGroupLabel: [{ type: Input }], optionGroupChildren: [{ type: Input }], autoDisplayFirst: [{ type: Input }], group: [{ type: Input }], showClear: [{ type: Input }], emptyFilterMessage: [{ type: Input }], emptyMessage: [{ type: Input }], virtualScroll: [{ type: Input }], itemSize: [{ type: Input }], autoZIndex: [{ type: Input }], baseZIndex: [{ type: Input }], showTransitionOptions: [{ type: Input }], hideTransitionOptions: [{ type: Input }], ariaFilterLabel: [{ type: Input }], ariaLabelledBy: [{ type: Input }], filterMatchMode: [{ type: Input }], maxlength: [{ type: Input }], tooltip: [{ type: Input }], tooltipPosition: [{ type: Input }], tooltipPositionStyle: [{ type: Input }], tooltipStyleClass: [{ type: Input }], autofocusFilter: [{ type: Input }], onChange: [{ type: Output }], onFilter: [{ type: Output }], onFocus: [{ type: Output }], onBlur: [{ type: Output }], onClick: [{ type: Output }], onShow: [{ type: Output }], onHide: [{ type: Output }], onClear: [{ type: Output }], containerViewChild: [{ type: ViewChild, args: ['container'] }], filterViewChild: [{ type: ViewChild, args: ['filter'] }], accessibleViewChild: [{ type: ViewChild, args: ['in'] }], viewPort: [{ type: ViewChild, args: [CdkVirtualScrollViewport] }], editableInputViewChild: [{ type: ViewChild, args: ['editableInput'] }], templates: [{ type: ContentChildren, args: [PrimeTemplate] }], disabled: [{ type: Input }], options: [{ type: Input }], filterValue: [{ type: Input }] } }); class DropdownModule { } DropdownModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: DropdownModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule }); DropdownModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: DropdownModule, declarations: [Dropdown, DropdownItem], imports: [CommonModule, SharedModule, ScrollingModule, TooltipModule, RippleModule], exports: [Dropdown, SharedModule, ScrollingModule] }); DropdownModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: DropdownModule, imports: [[CommonModule, SharedModule, ScrollingModule, TooltipModule, RippleModule], SharedModule, ScrollingModule] }); i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: DropdownModule, decorators: [{ type: NgModule, args: [{ imports: [CommonModule, SharedModule, ScrollingModule, TooltipModule, RippleModule], exports: [Dropdown, SharedModule, ScrollingModule], declarations: [Dropdown, DropdownItem] }] }] }); /** * Generated bundle index. Do not edit. */ export { DROPDOWN_VALUE_ACCESSOR, Dropdown, DropdownItem, DropdownModule };