ng-zorro-antd/fesm5/ng-zorro-antd-select.js

An enterprise-class UI components based on Ant Design and Angular

import { Component, ViewEncapsulation, ChangeDetectionStrategy, Input, EventEmitter, Output, ViewChild, Optional, TemplateRef, ElementRef, Renderer2, Host, forwardRef, ChangeDetectorRef, ContentChildren, NgModule } from '@angular/core';
import { Subject, BehaviorSubject, combineLatest, merge } from 'rxjs';
import { CdkVirtualScrollViewport, ScrollingModule } from '@angular/cdk/scrolling';
import { __decorate, __metadata, __spread, __read } from 'tslib';
import { InputBoolean } from 'ng-zorro-antd/core/util';
import { startWith, takeUntil, switchMap } from 'rxjs/operators';
import { FocusMonitor, A11yModule } from '@angular/cdk/a11y';
import { BACKSPACE, TAB, SPACE, ENTER, DOWN_ARROW, UP_ARROW } from '@angular/cdk/keycodes';
import { CdkOverlayOrigin, CdkConnectedOverlay, OverlayModule } from '@angular/cdk/overlay';
import { Platform, PlatformModule } from '@angular/cdk/platform';
import { NG_VALUE_ACCESSOR, FormsModule } from '@angular/forms';
import { zoomMotion, slideMotion } from 'ng-zorro-antd/core/animation';
import { NzConfigService, WithConfig } from 'ng-zorro-antd/core/config';
import { NzNoAnimationDirective, NzNoAnimationModule } from 'ng-zorro-antd/core/no-animation';
import { CommonModule } from '@angular/common';
import { NzOutletModule } from 'ng-zorro-antd/core/outlet';
import { NzOverlayModule } from 'ng-zorro-antd/core/overlay';
import { ɵNzTransitionPatchModule } from 'ng-zorro-antd/core/transition-patch';
import { NzEmptyModule } from 'ng-zorro-antd/empty';
import { NzI18nModule } from 'ng-zorro-antd/i18n';
import { NzIconModule } from 'ng-zorro-antd/icon';

/**
 * @fileoverview added by tsickle
 * Generated from: option-group.component.ts
 * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
var NzOptionGroupComponent = /** @class */ (function () {
    function NzOptionGroupComponent() {
        this.nzLabel = null;
        this.changes = new Subject();
    }
    /**
     * @return {?}
     */
    NzOptionGroupComponent.prototype.ngOnChanges = /**
     * @return {?}
     */
    function () {
        this.changes.next();
    };
    NzOptionGroupComponent.decorators = [
        { type: Component, args: [{
                    selector: 'nz-option-group',
                    exportAs: 'nzOptionGroup',
                    encapsulation: ViewEncapsulation.None,
                    changeDetection: ChangeDetectionStrategy.OnPush,
                    template: "\n    <ng-content></ng-content>\n  "
                }] }
    ];
    NzOptionGroupComponent.propDecorators = {
        nzLabel: [{ type: Input }]
    };
    return NzOptionGroupComponent;
}());
if (false) {
    /** @type {?} */
    NzOptionGroupComponent.prototype.nzLabel;
    /** @type {?} */
    NzOptionGroupComponent.prototype.changes;
}

/**
 * @fileoverview added by tsickle
 * Generated from: option-container.component.ts
 * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
var NzOptionContainerComponent = /** @class */ (function () {
    function NzOptionContainerComponent() {
        this.notFoundContent = undefined;
        this.menuItemSelectedIcon = null;
        this.dropdownRender = null;
        this.activatedValue = null;
        this.listOfSelectedValue = [];
        this.mode = 'default';
        this.matchWidth = true;
        this.itemSize = 32;
        this.maxItemLength = 8;
        this.listOfContainerItem = [];
        this.itemClick = new EventEmitter();
        this.scrollToBottom = new EventEmitter();
        this.scrolledIndex = 0;
    }
    /**
     * @param {?} value
     * @return {?}
     */
    NzOptionContainerComponent.prototype.onItemClick = /**
     * @param {?} value
     * @return {?}
     */
    function (value) {
        this.itemClick.emit(value);
    };
    /**
     * @param {?} value
     * @return {?}
     */
    NzOptionContainerComponent.prototype.onItemHover = /**
     * @param {?} value
     * @return {?}
     */
    function (value) {
        // TODO: keydown.enter won't activate this value
        this.activatedValue = value;
    };
    /**
     * @param {?} _index
     * @param {?} option
     * @return {?}
     */
    NzOptionContainerComponent.prototype.trackValue = /**
     * @param {?} _index
     * @param {?} option
     * @return {?}
     */
    function (_index, option) {
        return option.key;
    };
    /**
     * @param {?} index
     * @return {?}
     */
    NzOptionContainerComponent.prototype.onScrolledIndexChange = /**
     * @param {?} index
     * @return {?}
     */
    function (index) {
        this.scrolledIndex = index;
        if (index === this.listOfContainerItem.length - this.maxItemLength) {
            this.scrollToBottom.emit();
        }
    };
    /**
     * @return {?}
     */
    NzOptionContainerComponent.prototype.scrollToActivatedValue = /**
     * @return {?}
     */
    function () {
        var _this = this;
        /** @type {?} */
        var index = this.listOfContainerItem.findIndex((/**
         * @param {?} item
         * @return {?}
         */
        function (item) { return _this.compareWith(item.key, _this.activatedValue); }));
        if (index < this.scrolledIndex || index >= this.scrolledIndex + this.maxItemLength) {
            this.cdkVirtualScrollViewport.scrollToIndex(index || 0);
        }
    };
    /**
     * @param {?} changes
     * @return {?}
     */
    NzOptionContainerComponent.prototype.ngOnChanges = /**
     * @param {?} changes
     * @return {?}
     */
    function (changes) {
        var listOfContainerItem = changes.listOfContainerItem, activatedValue = changes.activatedValue;
        if (listOfContainerItem || activatedValue) {
            this.scrollToActivatedValue();
        }
    };
    /**
     * @return {?}
     */
    NzOptionContainerComponent.prototype.ngAfterViewInit = /**
     * @return {?}
     */
    function () {
        var _this = this;
        setTimeout((/**
         * @return {?}
         */
        function () { return _this.scrollToActivatedValue(); }));
    };
    NzOptionContainerComponent.decorators = [
        { type: Component, args: [{
                    selector: 'nz-option-container',
                    exportAs: 'nzOptionContainer',
                    changeDetection: ChangeDetectionStrategy.OnPush,
                    encapsulation: ViewEncapsulation.None,
                    preserveWhitespaces: false,
                    template: "\n    <div>\n      <div *ngIf=\"listOfContainerItem.length === 0\" class=\"ant-select-item-empty\">\n        <nz-embed-empty nzComponentName=\"select\" [specificContent]=\"notFoundContent\"></nz-embed-empty>\n      </div>\n      <cdk-virtual-scroll-viewport\n        [class.full-width]=\"!matchWidth\"\n        [itemSize]=\"itemSize\"\n        [maxBufferPx]=\"itemSize * maxItemLength\"\n        [minBufferPx]=\"itemSize * maxItemLength\"\n        (scrolledIndexChange)=\"onScrolledIndexChange($event)\"\n        [style.height.px]=\"listOfContainerItem.length * itemSize\"\n        [style.max-height.px]=\"itemSize * maxItemLength\"\n      >\n        <ng-container *cdkVirtualFor=\"let item of listOfContainerItem; trackBy: trackValue\">\n          <ng-container [ngSwitch]=\"item.type\">\n            <nz-option-item-group *ngSwitchCase=\"'group'\" [nzLabel]=\"item.groupLabel\"></nz-option-item-group>\n            <nz-option-item\n              *ngSwitchCase=\"'item'\"\n              [icon]=\"menuItemSelectedIcon\"\n              [customContent]=\"item.nzCustomContent\"\n              [template]=\"item.template\"\n              [grouped]=\"!!item.groupLabel\"\n              [disabled]=\"item.nzDisabled\"\n              [showState]=\"mode === 'tags' || mode === 'multiple'\"\n              [label]=\"item.nzLabel\"\n              [compareWith]=\"compareWith\"\n              [activatedValue]=\"activatedValue\"\n              [listOfSelectedValue]=\"listOfSelectedValue\"\n              [value]=\"item.nzValue\"\n              (itemHover)=\"onItemHover($event)\"\n              (itemClick)=\"onItemClick($event)\"\n            ></nz-option-item>\n          </ng-container>\n        </ng-container>\n      </cdk-virtual-scroll-viewport>\n      <ng-template [ngTemplateOutlet]=\"dropdownRender\"></ng-template>\n    </div>\n  ",
                    host: {
                        '[class.ant-select-dropdown]': 'true'
                    }
                }] }
    ];
    NzOptionContainerComponent.propDecorators = {
        notFoundContent: [{ type: Input }],
        menuItemSelectedIcon: [{ type: Input }],
        dropdownRender: [{ type: Input }],
        activatedValue: [{ type: Input }],
        listOfSelectedValue: [{ type: Input }],
        compareWith: [{ type: Input }],
        mode: [{ type: Input }],
        matchWidth: [{ type: Input }],
        itemSize: [{ type: Input }],
        maxItemLength: [{ type: Input }],
        listOfContainerItem: [{ type: Input }],
        itemClick: [{ type: Output }],
        scrollToBottom: [{ type: Output }],
        cdkVirtualScrollViewport: [{ type: ViewChild, args: [CdkVirtualScrollViewport, { static: true },] }]
    };
    return NzOptionContainerComponent;
}());
if (false) {
    /** @type {?} */
    NzOptionContainerComponent.prototype.notFoundContent;
    /** @type {?} */
    NzOptionContainerComponent.prototype.menuItemSelectedIcon;
    /** @type {?} */
    NzOptionContainerComponent.prototype.dropdownRender;
    /** @type {?} */
    NzOptionContainerComponent.prototype.activatedValue;
    /** @type {?} */
    NzOptionContainerComponent.prototype.listOfSelectedValue;
    /** @type {?} */
    NzOptionContainerComponent.prototype.compareWith;
    /** @type {?} */
    NzOptionContainerComponent.prototype.mode;
    /** @type {?} */
    NzOptionContainerComponent.prototype.matchWidth;
    /** @type {?} */
    NzOptionContainerComponent.prototype.itemSize;
    /** @type {?} */
    NzOptionContainerComponent.prototype.maxItemLength;
    /** @type {?} */
    NzOptionContainerComponent.prototype.listOfContainerItem;
    /** @type {?} */
    NzOptionContainerComponent.prototype.itemClick;
    /** @type {?} */
    NzOptionContainerComponent.prototype.scrollToBottom;
    /** @type {?} */
    NzOptionContainerComponent.prototype.cdkVirtualScrollViewport;
    /**
     * @type {?}
     * @private
     */
    NzOptionContainerComponent.prototype.scrolledIndex;
}

/**
 * @fileoverview added by tsickle
 * Generated from: option.component.ts
 * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
var NzOptionComponent = /** @class */ (function () {
    function NzOptionComponent(nzOptionGroupComponent) {
        this.nzOptionGroupComponent = nzOptionGroupComponent;
        this.destroy$ = new Subject();
        this.changes = new Subject();
        this.groupLabel = null;
        this.nzLabel = null;
        this.nzValue = null;
        this.nzDisabled = false;
        this.nzHide = false;
        this.nzCustomContent = false;
    }
    /**
     * @return {?}
     */
    NzOptionComponent.prototype.ngOnInit = /**
     * @return {?}
     */
    function () {
        var _this = this;
        if (this.nzOptionGroupComponent) {
            this.nzOptionGroupComponent.changes.pipe(startWith(true), takeUntil(this.destroy$)).subscribe((/**
             * @return {?}
             */
            function () {
                _this.groupLabel = _this.nzOptionGroupComponent.nzLabel;
            }));
        }
    };
    /**
     * @return {?}
     */
    NzOptionComponent.prototype.ngOnChanges = /**
     * @return {?}
     */
    function () {
        this.changes.next();
    };
    /**
     * @return {?}
     */
    NzOptionComponent.prototype.ngOnDestroy = /**
     * @return {?}
     */
    function () {
        this.destroy$.next();
        this.destroy$.complete();
    };
    NzOptionComponent.decorators = [
        { type: Component, args: [{
                    selector: 'nz-option',
                    exportAs: 'nzOption',
                    encapsulation: ViewEncapsulation.None,
                    changeDetection: ChangeDetectionStrategy.OnPush,
                    template: "\n    <ng-template>\n      <ng-content></ng-content>\n    </ng-template>\n  "
                }] }
    ];
    /** @nocollapse */
    NzOptionComponent.ctorParameters = function () { return [
        { type: NzOptionGroupComponent, decorators: [{ type: Optional }] }
    ]; };
    NzOptionComponent.propDecorators = {
        template: [{ type: ViewChild, args: [TemplateRef, { static: true },] }],
        nzLabel: [{ type: Input }],
        nzValue: [{ type: Input }],
        nzDisabled: [{ type: Input }],
        nzHide: [{ type: Input }],
        nzCustomContent: [{ type: Input }]
    };
    __decorate([
        InputBoolean(),
        __metadata("design:type", Object)
    ], NzOptionComponent.prototype, "nzDisabled", void 0);
    __decorate([
        InputBoolean(),
        __metadata("design:type", Object)
    ], NzOptionComponent.prototype, "nzHide", void 0);
    __decorate([
        InputBoolean(),
        __metadata("design:type", Object)
    ], NzOptionComponent.prototype, "nzCustomContent", void 0);
    return NzOptionComponent;
}());
if (false) {
    /** @type {?} */
    NzOptionComponent.ngAcceptInputType_nzDisabled;
    /** @type {?} */
    NzOptionComponent.ngAcceptInputType_nzHide;
    /** @type {?} */
    NzOptionComponent.ngAcceptInputType_nzCustomContent;
    /**
     * @type {?}
     * @private
     */
    NzOptionComponent.prototype.destroy$;
    /** @type {?} */
    NzOptionComponent.prototype.changes;
    /** @type {?} */
    NzOptionComponent.prototype.groupLabel;
    /** @type {?} */
    NzOptionComponent.prototype.template;
    /** @type {?} */
    NzOptionComponent.prototype.nzLabel;
    /** @type {?} */
    NzOptionComponent.prototype.nzValue;
    /** @type {?} */
    NzOptionComponent.prototype.nzDisabled;
    /** @type {?} */
    NzOptionComponent.prototype.nzHide;
    /** @type {?} */
    NzOptionComponent.prototype.nzCustomContent;
    /**
     * @type {?}
     * @private
     */
    NzOptionComponent.prototype.nzOptionGroupComponent;
}

/**
 * @fileoverview added by tsickle
 * Generated from: select-search.component.ts
 * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
var NzSelectSearchComponent = /** @class */ (function () {
    function NzSelectSearchComponent(elementRef, renderer, focusMonitor) {
        this.elementRef = elementRef;
        this.renderer = renderer;
        this.focusMonitor = focusMonitor;
        this.disabled = false;
        this.mirrorSync = false;
        this.showInput = true;
        this.focusTrigger = false;
        this.value = '';
        this.autofocus = false;
        this.valueChange = new EventEmitter();
        this.isComposingChange = new EventEmitter();
    }
    /**
     * @param {?} isComposing
     * @return {?}
     */
    NzSelectSearchComponent.prototype.setCompositionState = /**
     * @param {?} isComposing
     * @return {?}
     */
    function (isComposing) {
        this.isComposingChange.next(isComposing);
    };
    /**
     * @param {?} value
     * @return {?}
     */
    NzSelectSearchComponent.prototype.onValueChange = /**
     * @param {?} value
     * @return {?}
     */
    function (value) {
        /** @type {?} */
        var inputDOM = this.inputElement.nativeElement;
        inputDOM.value = value;
        this.value = value;
        this.valueChange.next(value);
        if (this.mirrorSync) {
            this.syncMirrorWidth();
        }
    };
    /**
     * @return {?}
     */
    NzSelectSearchComponent.prototype.clearInputValue = /**
     * @return {?}
     */
    function () {
        this.onValueChange('');
    };
    /**
     * @return {?}
     */
    NzSelectSearchComponent.prototype.syncMirrorWidth = /**
     * @return {?}
     */
    function () {
        /** @type {?} */
        var mirrorDOM = this.mirrorElement.nativeElement;
        /** @type {?} */
        var hostDOM = this.elementRef.nativeElement;
        /** @type {?} */
        var inputDOM = this.inputElement.nativeElement;
        this.renderer.removeStyle(hostDOM, 'width');
        mirrorDOM.innerHTML = inputDOM.value + "&nbsp;";
        this.renderer.setStyle(hostDOM, 'width', mirrorDOM.scrollWidth + "px");
    };
    /**
     * @return {?}
     */
    NzSelectSearchComponent.prototype.focus = /**
     * @return {?}
     */
    function () {
        this.focusMonitor.focusVia(this.inputElement, 'keyboard');
    };
    /**
     * @return {?}
     */
    NzSelectSearchComponent.prototype.blur = /**
     * @return {?}
     */
    function () {
        this.inputElement.nativeElement.blur();
    };
    /**
     * @param {?} changes
     * @return {?}
     */
    NzSelectSearchComponent.prototype.ngOnChanges = /**
     * @param {?} changes
     * @return {?}
     */
    function (changes) {
        /** @type {?} */
        var inputDOM = this.inputElement.nativeElement;
        var focusTrigger = changes.focusTrigger, showInput = changes.showInput;
        if (focusTrigger && focusTrigger.currentValue === true && focusTrigger.previousValue === false) {
            inputDOM.focus();
        }
        if (showInput) {
            if (this.showInput) {
                this.renderer.removeAttribute(inputDOM, 'readonly');
            }
            else {
                this.renderer.setAttribute(inputDOM, 'readonly', 'readonly');
            }
        }
    };
    /**
     * @return {?}
     */
    NzSelectSearchComponent.prototype.ngAfterViewInit = /**
     * @return {?}
     */
    function () {
        if (this.mirrorSync) {
            this.syncMirrorWidth();
        }
        if (this.autofocus) {
            this.focus();
        }
    };
    NzSelectSearchComponent.decorators = [
        { type: Component, args: [{
                    selector: 'nz-select-search',
                    encapsulation: ViewEncapsulation.None,
                    changeDetection: ChangeDetectionStrategy.OnPush,
                    template: "\n    <input\n      #inputElement\n      autocomplete=\"off\"\n      class=\"ant-select-selection-search-input\"\n      [ngModel]=\"value\"\n      [attr.autofocus]=\"autofocus ? 'autofocus' : null\"\n      [disabled]=\"disabled\"\n      [style.opacity]=\"showInput ? null : 0\"\n      (ngModelChange)=\"onValueChange($event)\"\n      (compositionstart)=\"setCompositionState(true)\"\n      (compositionend)=\"setCompositionState(false)\"\n    />\n    <span #mirrorElement *ngIf=\"mirrorSync\" class=\"ant-select-selection-search-mirror\"></span>\n  ",
                    host: {
                        '[class.ant-select-selection-search]': 'true'
                    }
                }] }
    ];
    /** @nocollapse */
    NzSelectSearchComponent.ctorParameters = function () { return [
        { type: ElementRef },
        { type: Renderer2 },
        { type: FocusMonitor }
    ]; };
    NzSelectSearchComponent.propDecorators = {
        disabled: [{ type: Input }],
        mirrorSync: [{ type: Input }],
        showInput: [{ type: Input }],
        focusTrigger: [{ type: Input }],
        value: [{ type: Input }],
        autofocus: [{ type: Input }],
        valueChange: [{ type: Output }],
        isComposingChange: [{ type: Output }],
        inputElement: [{ type: ViewChild, args: ['inputElement', { static: true },] }],
        mirrorElement: [{ type: ViewChild, args: ['mirrorElement', { static: false },] }]
    };
    return NzSelectSearchComponent;
}());
if (false) {
    /** @type {?} */
    NzSelectSearchComponent.prototype.disabled;
    /** @type {?} */
    NzSelectSearchComponent.prototype.mirrorSync;
    /** @type {?} */
    NzSelectSearchComponent.prototype.showInput;
    /** @type {?} */
    NzSelectSearchComponent.prototype.focusTrigger;
    /** @type {?} */
    NzSelectSearchComponent.prototype.value;
    /** @type {?} */
    NzSelectSearchComponent.prototype.autofocus;
    /** @type {?} */
    NzSelectSearchComponent.prototype.valueChange;
    /** @type {?} */
    NzSelectSearchComponent.prototype.isComposingChange;
    /** @type {?} */
    NzSelectSearchComponent.prototype.inputElement;
    /** @type {?} */
    NzSelectSearchComponent.prototype.mirrorElement;
    /**
     * @type {?}
     * @private
     */
    NzSelectSearchComponent.prototype.elementRef;
    /**
     * @type {?}
     * @private
     */
    NzSelectSearchComponent.prototype.renderer;
    /**
     * @type {?}
     * @private
     */
    NzSelectSearchComponent.prototype.focusMonitor;
}

/**
 * @fileoverview added by tsickle
 * Generated from: select-top-control.component.ts
 * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
var NzSelectTopControlComponent = /** @class */ (function () {
    function NzSelectTopControlComponent(noAnimation) {
        this.noAnimation = noAnimation;
        this.showSearch = false;
        this.placeHolder = null;
        this.open = false;
        this.maxTagCount = Infinity;
        this.autofocus = false;
        this.disabled = false;
        this.mode = 'default';
        this.customTemplate = null;
        this.maxTagPlaceholder = null;
        this.removeIcon = null;
        this.listOfTopItem = [];
        this.tokenSeparators = [];
        this.tokenize = new EventEmitter();
        this.inputValueChange = new EventEmitter();
        this.animationEnd = new EventEmitter();
        this.deleteItem = new EventEmitter();
        this.openChange = new EventEmitter();
        this.listOfSlicedItem = [];
        this.isShowPlaceholder = true;
        this.isShowSingleLabel = false;
        this.isComposing = false;
        this.inputValue = null;
    }
    /**
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.onHostClick = /**
     * @return {?}
     */
    function () {
        if (!this.disabled) {
            this.openChange.next(!this.open);
        }
    };
    /**
     * @param {?} e
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.onHostKeydown = /**
     * @param {?} e
     * @return {?}
     */
    function (e) {
        /** @type {?} */
        var inputValue = ((/** @type {?} */ (e.target))).value;
        if (e.keyCode === BACKSPACE && this.mode !== 'default' && !inputValue && this.listOfTopItem.length > 0) {
            e.preventDefault();
            this.onDeleteItem(this.listOfTopItem[this.listOfTopItem.length - 1]);
        }
    };
    /**
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.updateTemplateVariable = /**
     * @return {?}
     */
    function () {
        /** @type {?} */
        var isSelectedValueEmpty = this.listOfTopItem.length === 0;
        this.isShowPlaceholder = isSelectedValueEmpty && !this.isComposing && !this.inputValue;
        this.isShowSingleLabel = !isSelectedValueEmpty && !this.isComposing && !this.inputValue;
    };
    /**
     * @param {?} isComposing
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.isComposingChange = /**
     * @param {?} isComposing
     * @return {?}
     */
    function (isComposing) {
        this.isComposing = isComposing;
        this.updateTemplateVariable();
    };
    /**
     * @param {?} value
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.onInputValueChange = /**
     * @param {?} value
     * @return {?}
     */
    function (value) {
        if (value !== this.inputValue) {
            this.inputValue = value;
            this.updateTemplateVariable();
            this.inputValueChange.emit(value);
            this.tokenSeparate(value, this.tokenSeparators);
        }
    };
    /**
     * @param {?} inputValue
     * @param {?} tokenSeparators
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.tokenSeparate = /**
     * @param {?} inputValue
     * @param {?} tokenSeparators
     * @return {?}
     */
    function (inputValue, tokenSeparators) {
        /** @type {?} */
        var includesSeparators = (/**
         * @param {?} str
         * @param {?} separators
         * @return {?}
         */
        function (str, separators) {
            // tslint:disable-next-line:prefer-for-of
            for (var i = 0; i < separators.length; ++i) {
                if (str.lastIndexOf(separators[i]) > 0) {
                    return true;
                }
            }
            return false;
        });
        /** @type {?} */
        var splitBySeparators = (/**
         * @param {?} str
         * @param {?} separators
         * @return {?}
         */
        function (str, separators) {
            /** @type {?} */
            var reg = new RegExp("[" + separators.join() + "]");
            /** @type {?} */
            var array = ((/** @type {?} */ (str))).split(reg).filter((/**
             * @param {?} token
             * @return {?}
             */
            function (token) { return token; }));
            return __spread(new Set(array));
        });
        if (inputValue &&
            inputValue.length &&
            tokenSeparators.length &&
            this.mode !== 'default' &&
            includesSeparators(inputValue, tokenSeparators)) {
            /** @type {?} */
            var listOfLabel = splitBySeparators(inputValue, tokenSeparators);
            this.tokenize.next(listOfLabel);
        }
    };
    /**
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.clearInputValue = /**
     * @return {?}
     */
    function () {
        if (this.nzSelectSearchComponent) {
            this.nzSelectSearchComponent.clearInputValue();
        }
    };
    /**
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.focus = /**
     * @return {?}
     */
    function () {
        if (this.nzSelectSearchComponent) {
            this.nzSelectSearchComponent.focus();
        }
    };
    /**
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.blur = /**
     * @return {?}
     */
    function () {
        if (this.nzSelectSearchComponent) {
            this.nzSelectSearchComponent.blur();
        }
    };
    /**
     * @param {?} _index
     * @param {?} option
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.trackValue = /**
     * @param {?} _index
     * @param {?} option
     * @return {?}
     */
    function (_index, option) {
        return option.nzValue;
    };
    /**
     * @param {?} item
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.onDeleteItem = /**
     * @param {?} item
     * @return {?}
     */
    function (item) {
        if (!this.disabled && !item.nzDisabled) {
            this.deleteItem.next(item);
        }
    };
    /**
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.onAnimationEnd = /**
     * @return {?}
     */
    function () {
        this.animationEnd.next();
    };
    /**
     * @param {?} changes
     * @return {?}
     */
    NzSelectTopControlComponent.prototype.ngOnChanges = /**
     * @param {?} changes
     * @return {?}
     */
    function (changes) {
        var _this = this;
        var listOfTopItem = changes.listOfTopItem, maxTagCount = changes.maxTagCount, customTemplate = changes.customTemplate, maxTagPlaceholder = changes.maxTagPlaceholder;
        if (listOfTopItem) {
            this.updateTemplateVariable();
        }
        if (listOfTopItem || maxTagCount || customTemplate || maxTagPlaceholder) {
            /** @type {?} */
            var listOfSlicedItem = this.listOfTopItem.slice(0, this.maxTagCount).map((/**
             * @param {?} o
             * @return {?}
             */
            function (o) {
                return {
                    nzLabel: o.nzLabel,
                    nzValue: o.nzValue,
                    nzDisabled: o.nzDisabled,
                    contentTemplateOutlet: _this.customTemplate,
                    contentTemplateOutletContext: o
                };
            }));
            if (this.listOfTopItem.length > this.maxTagCount) {
                /** @type {?} */
                var exceededLabel = "+ " + (this.listOfTopItem.length - this.maxTagCount) + " ...";
                /** @type {?} */
                var listOfSelectedValue = this.listOfTopItem.map((/**
                 * @param {?} item
                 * @return {?}
                 */
                function (item) { return item.nzValue; }));
                /** @type {?} */
                var exceededItem = {
                    nzLabel: exceededLabel,
                    nzValue: '$$__nz_exceeded_item',
                    nzDisabled: true,
                    contentTemplateOutlet: this.maxTagPlaceholder,
                    contentTemplateOutletContext: listOfSelectedValue.slice(this.maxTagCount)
                };
                listOfSlicedItem.push(exceededItem);
            }
            this.listOfSlicedItem = listOfSlicedItem;
        }
    };
    NzSelectTopControlComponent.decorators = [
        { type: Component, args: [{
                    selector: 'nz-select-top-control',
                    exportAs: 'nzSelectTopControl',
                    preserveWhitespaces: false,
                    animations: [zoomMotion],
                    changeDetection: ChangeDetectionStrategy.OnPush,
                    encapsulation: ViewEncapsulation.None,
                    template: "\n    <!--single mode-->\n    <ng-container [ngSwitch]=\"mode\">\n      <ng-container *ngSwitchCase=\"'default'\">\n        <nz-select-item\n          *ngIf=\"isShowSingleLabel\"\n          [deletable]=\"false\"\n          [disabled]=\"false\"\n          [removeIcon]=\"removeIcon\"\n          [label]=\"listOfTopItem[0].nzLabel\"\n          [contentTemplateOutlet]=\"customTemplate\"\n          [contentTemplateOutletContext]=\"listOfTopItem[0]\"\n        ></nz-select-item>\n        <nz-select-search\n          [disabled]=\"disabled\"\n          [value]=\"inputValue\"\n          [showInput]=\"open && showSearch\"\n          [mirrorSync]=\"false\"\n          [autofocus]=\"autofocus\"\n          [focusTrigger]=\"open\"\n          (isComposingChange)=\"isComposingChange($event)\"\n          (valueChange)=\"onInputValueChange($event)\"\n        ></nz-select-search>\n      </ng-container>\n      <ng-container *ngSwitchDefault>\n        <!--multiple or tags mode-->\n        <nz-select-item\n          *ngFor=\"let item of listOfSlicedItem; trackBy: trackValue\"\n          [@zoomMotion]\n          [@.disabled]=\"noAnimation?.nzNoAnimation\"\n          [nzNoAnimation]=\"noAnimation?.nzNoAnimation\"\n          [removeIcon]=\"removeIcon\"\n          [label]=\"item.nzLabel\"\n          [disabled]=\"item.nzDisabled || disabled\"\n          [contentTemplateOutlet]=\"item.contentTemplateOutlet\"\n          [deletable]=\"true\"\n          [contentTemplateOutletContext]=\"item.contentTemplateOutletContext\"\n          (@zoomMotion.done)=\"onAnimationEnd()\"\n          (delete)=\"onDeleteItem(item.contentTemplateOutletContext)\"\n        >\n        </nz-select-item>\n        <nz-select-search\n          [disabled]=\"disabled\"\n          [value]=\"inputValue\"\n          [autofocus]=\"autofocus\"\n          [showInput]=\"true\"\n          [mirrorSync]=\"true\"\n          [focusTrigger]=\"open\"\n          (isComposingChange)=\"isComposingChange($event)\"\n          (valueChange)=\"onInputValueChange($event)\"\n        ></nz-select-search>\n      </ng-container>\n    </ng-container>\n    <nz-select-placeholder *ngIf=\"isShowPlaceholder\" [placeholder]=\"placeHolder\"></nz-select-placeholder>\n  ",
                    host: {
                        '[class.ant-select-selector]': 'true',
                        '(click)': 'onHostClick()',
                        '(keydown)': 'onHostKeydown($event)'
                    }
                }] }
    ];
    /** @nocollapse */
    NzSelectTopControlComponent.ctorParameters = function () { return [
        { type: NzNoAnimationDirective, decorators: [{ type: Host }, { type: Optional }] }
    ]; };
    NzSelectTopControlComponent.propDecorators = {
        showSearch: [{ type: Input }],
        placeHolder: [{ type: Input }],
        open: [{ type: Input }],
        maxTagCount: [{ type: Input }],
        autofocus: [{ type: Input }],
        disabled: [{ type: Input }],
        mode: [{ type: Input }],
        customTemplate: [{ type: Input }],
        maxTagPlaceholder: [{ type: Input }],
        removeIcon: [{ type: Input }],
        listOfTopItem: [{ type: Input }],
        tokenSeparators: [{ type: Input }],
        tokenize: [{ type: Output }],
        inputValueChange: [{ type: Output }],
        animationEnd: [{ type: Output }],
        deleteItem: [{ type: Output }],
        openChange: [{ type: Output }],
        nzSelectSearchComponent: [{ type: ViewChild, args: [NzSelectSearchComponent,] }]
    };
    return NzSelectTopControlComponent;
}());
if (false) {
    /** @type {?} */
    NzSelectTopControlComponent.prototype.showSearch;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.placeHolder;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.open;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.maxTagCount;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.autofocus;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.disabled;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.mode;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.customTemplate;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.maxTagPlaceholder;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.removeIcon;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.listOfTopItem;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.tokenSeparators;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.tokenize;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.inputValueChange;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.animationEnd;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.deleteItem;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.openChange;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.nzSelectSearchComponent;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.listOfSlicedItem;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.isShowPlaceholder;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.isShowSingleLabel;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.isComposing;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.inputValue;
    /** @type {?} */
    NzSelectTopControlComponent.prototype.noAnimation;
}

/**
 * @fileoverview added by tsickle
 * Generated from: select.component.ts
 * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/** @type {?} */
var defaultFilterOption = (/**
 * @param {?} searchValue
 * @param {?} item
 * @return {?}
 */
function (searchValue, item) {
    if (item && item.nzLabel) {
        return item.nzLabel.toLowerCase().indexOf(searchValue.toLowerCase()) > -1;
    }
    else {
        return false;
    }
});
var ɵ0 = defaultFilterOption;
/** @type {?} */
var NZ_CONFIG_COMPONENT_NAME = 'select';
var NzSelectComponent = /** @class */ (function () {
    function NzSelectComponent(nzConfigService, cdr, elementRef, platform, focusMonitor, noAnimation) {
        this.nzConfigService = nzConfigService;
        this.cdr = cdr;
        this.elementRef = elementRef;
        this.platform = platform;
        this.focusMonitor = focusMonitor;
        this.noAnimation = noAnimation;
        this.nzSize = 'default';
        this.nzOptionHeightPx = 32;
        this.nzOptionOverflowSize = 8;
        this.nzDropdownClassName = null;
        this.nzDropdownMatchSelectWidth = true;
        this.nzDropdownStyle = null;
        this.nzNotFoundContent = undefined;
        this.nzPlaceHolder = null;
        this.nzMaxTagCount = Infinity;
        this.nzDropdownRender = null;
        this.nzCustomTemplate = null;
        this.nzClearIcon = null;
        this.nzRemoveIcon = null;
        this.nzMenuItemSelectedIcon = null;
        this.nzShowArrow = true;
        this.nzTokenSeparators = [];
        this.nzMaxTagPlaceholder = null;
        this.nzMaxMultipleCount = Infinity;
        this.nzMode = 'default';
        this.nzFilterOption = defaultFilterOption;
        this.compareWith = (/**
         * @param {?} o1
         * @param {?} o2
         * @return {?}
         */
        function (o1, o2) { return o1 === o2; });
        this.nzAllowClear = false;
        this.nzBorderless = false;
        this.nzShowSearch = false;
        this.nzLoading = false;
        this.nzAutoFocus = false;
        this.nzAutoClearSearchValue = true;
        this.nzServerSearch = false;
        this.nzDisabled = false;
        this.nzOpen = false;
        this.nzOptions = [];
        this.nzOnSearch = new EventEmitter();
        this.nzScrollToBottom = new EventEmitter();
        this.nzOpenChange = new EventEmitter();
        this.nzBlur = new EventEmitter();
        this.nzFocus = new EventEmitter();
        this.listOfValue$ = new BehaviorSubject([]);
        this.listOfTemplateItem$ = new BehaviorSubject([]);
        this.listOfTagAndTemplateItem = [];
        this.searchValue = '';
        this.isReactiveDriven = false;
        this.destroy$ = new Subject();
        this.onChange = (/**
         * @return {?}
         */
        function () { });
        this.onTouched = (/**
         * @return {?}
         */
        function () { });
        this.dropDownPosition = 'bottom';
        this.triggerWidth = null;
        this.listOfContainerItem = [];
        this.listOfTopItem = [];
        this.activatedValue = null;
        this.listOfValue = [];
    }
    /**
     * @param {?} value
     * @return {?}
     */
    NzSelectComponent.prototype.generateTagItem = /**
     * @param {?} value
     * @return {?}
     */
    function (value) {
        return {
            nzValue: value,
            nzLabel: value,
            type: 'item'
        };
    };
    /**
     * @param {?} value
     * @return {?}
     */
    NzSelectComponent.prototype.onItemClick = /**
     * @param {?} value
     * @return {?}
     */
    function (value) {
        var _this = this;
        this.activatedValue = value;
        if (this.nzMode === 'default') {
            if (this.listOfValue.length === 0 || !this.compareWith(this.listOfValue[0], value)) {
                this.updateListOfValue([value]);
            }
            this.setOpenState(false);
        }
        else {
            /** @type {?} */
            var targetIndex_1 = this.listOfValue.findIndex((/**
             * @param {?} o
             * @return {?}
             */
            function (o) { return _this.compareWith(o, value); }));
            if (targetIndex_1 !== -1) {
                /** @type {?} */
                var listOfValueAfterRemoved = this.listOfValue.filter((/**
                 * @param {?} _
                 * @param {?} i
                 * @return {?}
                 */
                function (_, i) { return i !== targetIndex_1; }));
                this.updateListOfValue(listOfValueAfterRemoved);
            }
            else if (this.listOfValue.length < this.nzMaxMultipleCount) {
                /** @type {?} */
                var listOfValueAfterAdded = __spread(this.listOfValue, [value]);
                this.updateListOfValue(listOfValueAfterAdded);
            }
            this.focus();
            if (this.nzAutoClearSearchValue) {
                this.clearInput();
            }
        }
    };
    /**
     * @param {?} item
     * @return {?}
     */
    NzSelectComponent.prototype.onItemDelete = /**
     * @param {?} item
     * @return {?}
     */
    function (item) {
        var _this = this;
        /** @type {?} */
        var listOfSelectedValue = this.listOfValue.filter((/**
         * @param {?} v
         * @return {?}
         */
        function (v) { return !_this.compareWith(v, item.nzValue); }));
        this.updateListOfValue(listOfSelectedValue);
        this.clearInput();
    };
    /**
     * @return {?}
     */
    NzSelectComponent.prototype.updateListOfContainerItem = /**
     * @return {?}
     */
    function () {
        var _this = this;
        /** @type {?} */
        var listOfContainerItem = this.listOfTagAndTemplateItem
            .filter((/**
         * @param {?} item
         * @return {?}
         */
        function (item) { return !item.nzHide; }))
            .filter((/**
         * @param {?} item
         * @return {?}
         */
        function (item) {
            if (!_this.nzServerSearch && _this.searchValue) {
                return _this.nzFilterOption(_this.searchValue, item);
            }
            else {
                return true;
            }
        }));
        if (this.nzMode === 'tags' &&
            this.searchValue &&
            this.listOfTagAndTemplateItem.findIndex((/**
             * @param {?} item
             * @return {?}
             */
            function (item) { return item.nzLabel === _this.searchValue; })) === -1) {
            /** @type {?} */
            var tagItem = this.generateTagItem(this.searchValue);
            listOfContainerItem = __spread([tagItem], listOfContainerItem);
            this.activatedValue = tagItem.nzValue;
        }
        if (this.listOfValue.length !== 0 &&
            listOfContainerItem.findIndex((/**
             * @param {?} item
             * @return {?}
             */
            function (item) { return _this.compareWith(item.nzValue, _this.activatedValue); })) === -1) {
            /** @type {?} */
            var activatedItem = listOfContainerItem.find((/**
             * @param {?} item
             * @return {?}
             */
            function (item) { return _this.compareWith(item.nzValue, _this.listOfValue[0]); })) || listOfContainerItem[0];
            this.activatedValue = (activatedItem && activatedItem.nzValue) || null;
        }
        /** @type {?} */
        var listOfGroupLabel = [];
        if (this.isReactiveDriven) {
            listOfGroupLabel = __spread(new Set(this.nzOptions.filter((/**
             * @param {?} o
             * @return {?}
             */
            function (o) { return o.groupLabel; })).map((/**
             * @param {?} o
             * @return {?}
             */
            function (o) { return (/** @type {?} */ (o.groupLabel)); }))));
        }
        else {
            if (this.listOfNzOptionGroupComponent) {
                listOfGroupLabel = this.listOfNzOptionGroupComponent.map((/**
                 * @param {?} o
                 * @return {?}
                 */
                function (o) { return o.nzLabel; }));
            }
        }
        /** insert group item **/
        listOfGroupLabel.forEach((/**
         * @param {?} label
         * @return {?}
         */
        function (label) {
            /** @type {?} */
            var index = listOfContainerItem.findIndex((/**
             * @param {?} item
             * @return {?}
             */
            function (item) { return label === item.groupLabel; }));
            /** @type {?} */
            var groupItem = (/** @type {?} */ ({ groupLabel: label, type: 'group', key: label }));
            listOfContainerItem.splice(index, 0, groupItem);
        }));
        this.listOfContainerItem = __spread(listOfContainerItem);
        this.updateCdkConnectedOverlayPositions();
    };
    /**
     * @return {?}
     */
    NzSelectComponent.prototype.clearInput = /**
     * @return {?}
     */
    function () {
        this.nzSelectTopControlComponent.clearInputValue();
    };
    /**
     * @param {?} listOfValue
     * @return {?}
     */
    NzSelectComponent.prototype.updateListOfValue = /**
     * @param {?} listOfValue
     * @return {?}
     */
    function (listOfValue) {
        /** @type {?} */
        var covertListToModel = (/**
         * @param {?} list
         * @param {?} mode
         * @return {?}
         */
        function (list, mode) {
            if (mode === 'default') {
                if (list.length > 0) {
                    return list[0];
                }
                else {
                    return null;
                }
            }
            else {
                return list;
            }
        });
        /** @type {?} */
        var model = covertListToModel(listOfValue, this.nzMode);
        if (this.value !== model) {
            this.listOfValue = listOfValue;
            this.listOfValue$.next(listOfValue);
            this.value = model;
            this.onChange(this.value);
        }
    };
    /**
     * @param {?} listOfLabel
     * @return {?}
     */
    NzSelectComponent.prototype.onTokenSeparate = /**
     * @param {?} listOfLabel
     * @return {?}
     */
    function (listOfLabel) {
        var _this = this;
        /** @type {?} */
        var listOfMatchedValue = this.listOfTagAndTemplateItem
            .filter((/**
         * @param {?} item
         * @return {?}
         */
        function (item) { return listOfLabel.findIndex((/**
         * @param {?} label
         * @return {?}
         */
        function (label) { return label === item.nzLabel; })) !== -1; }))
            .map((/**
         * @param {?} item
         * @return {?}
         */
        function (item) { return item.nzValue; }))
            .filter((/**
         * @param {?} item
         * @return {?}
         */
        function (item) { return _this.listOfValue.findIndex((/**
         * @param {?} v
         * @return {?}
         */
        function (v) { return _this.compareWith(v, item); })) === -1; }));
        if (this.nzMode === 'multiple') {
            this.updateListOfValue(__spread(this.listOfValue, listOfMatchedValue));
        }
        else if (this.nzMode === 'tags') {
            /** @type {?} */
            var listOfUnMatchedLabel = listOfLabel.filter((/**
             * @param {?} label
             * @return {?}
             */
            function (label) { return _this.listOfTagAndTemplateItem.findIndex((/**
             * @param {?} item
             * @return {?}
             */
            function (item) { return item.nzLabel === label; })) === -1; }));
            this.updateListOfValue(__spread(this.listOfValue, listOfMatchedValue, listOfUnMatchedLabel));
        }
        this.clearInput();
    };
    /**
     * @param {?} e
     * @return {?}
     */
    NzSelectComponent.prototype.onKeyDown = /**
     * @param {?} e
     * @return {?}
     */
    function (e) {
        var _this = this;
        if (this.nzDisabled) {
            return;
        }
        /** @type {?} */
        var listOfFilteredOptionNotDisabled = this.listOfContainerItem.filter((/**
         * @param {?} item
         * @return {?}
         */
        function (item) { return item.type === 'item'; })).filter((/**
         * @param {?} item
         * @return {?}
         */
        function (item) { return !item.nzDisabled; }));
        /** @type {?} */
        var activatedIndex = listOfFilteredOptionNotDisabled.findIndex((/**
         * @param {?} item
         * @return {?}
         */
        function (item) { return _this.compareWith(item.nzValue, _this.activatedValue); }));
        switch (e.keyCode) {
            case UP_ARROW:
                e.preventDefault();
                if (this.nzOpen) {
                    /** @type {?} */
                    var preIndex = activatedIndex > 0 ? activatedIndex - 1 : listOfFilteredOptionNotDisabled.length - 1;
                    this.activatedValue = listOfFilteredOptionNotDisabled[preIndex].nzValue;
                }
                break;
            case DOWN_ARROW:
                e.preventDefault();
                if (this.nzOpen) {
                    /** @type {?} */
                    var nextIndex = activatedIndex < listOfFilteredOptionNotDisabled.length - 1 ? activatedIndex + 1 : 0;
                    this.activatedValue = listOfFilteredOptionNotDisabled[nextIndex].nzValue;
                }
                else {
                    this.setOpenState(true);
                }
                break;
            case ENTER:
                e.preventDefault();
                if (this.nzOpen) {
                    if (this.activatedValue) {
                        this.onItemClick(this.activatedValue);
                    }
                }
                else {
                    this.setOpenState(true);
                }
                break;
            case SPACE:
                if (!this.nzOpen) {
                    this.setOpenState(true);
                    e.preventDefault();
                }
                break;
            case TAB:
                this.setOpenState(false);
                break;
        }
    };
    /**
     * @param {?} value
     * @return {?}
     */
    NzSelectComponent.prototype.setOpenState = /**
     * @param {?} value
     * @return {?}
     */
    function (value) {
        if (this.nzOpen !== value) {
            this.nzOpen = value;
            this.nzOpenChange.emit(value);
            this.onOpenChange();
            this.cdr.markForCheck();
        }
    };
    /**
     * @return {?}
     */
    NzSelectComponent.prototype.onOpenChange = /**
     * @return {?}
     */
    function () {
        this.updateCdkConnectedOverlayStatus();
        this.clearInput();
    };
    /*