@clr/angular
Version:
Angular components for Clarity
152 lines (148 loc) • 17.4 kB
JavaScript
/*
* Copyright (c) 2016-2023 VMware, Inc. All Rights Reserved.
* This software is released under MIT license.
* The full license information can be found in LICENSE in the root directory of this project.
*/
import { DOCUMENT } from '@angular/common';
import { Component, ContentChildren, Inject, Input, Optional, } from '@angular/core';
import { fromEvent } from 'rxjs';
import { POPOVER_HOST_ANCHOR } from '../../popover/common/popover-host-anchor.token';
import { IF_ACTIVE_ID } from '../../utils/conditional/if-active.service';
import { ClrLoadingState } from '../../utils/loading/loading';
import { LoadingListener } from '../../utils/loading/loading-listener';
import { ClrOption } from './option';
import * as i0 from "@angular/core";
import * as i1 from "./providers/option-selection.service";
import * as i2 from "../../utils/i18n/common-strings.service";
import * as i3 from "./providers/combobox-focus-handler.service";
import * as i4 from "../../utils/popover/providers/popover-toggle.service";
import * as i5 from "@angular/common";
import * as i6 from "../../progress/spinner/spinner";
let nbOptionsComponents = 0;
export class ClrOptions {
constructor(optionSelectionService, id, el, commonStrings, focusHandler, toggleService, parentHost, document) {
this.optionSelectionService = optionSelectionService;
this.id = id;
this.el = el;
this.commonStrings = commonStrings;
this.focusHandler = focusHandler;
this.toggleService = toggleService;
this.document = document;
this.loading = false;
this.subscriptions = [];
if (!parentHost) {
throw new Error('clr-options should only be used inside of a clr-combobox');
}
if (!this.optionsId) {
this.optionsId = 'clr-options-' + nbOptionsComponents++;
}
}
get items() {
return this._items;
}
set items(items) {
this._items = items;
this.focusHandler.addOptionValues(this._items.map(option => option.optionProxy));
}
/**
* Tests if the list of options is empty, meaning it doesn't contain any items
*/
get emptyOptions() {
return !this.optionSelectionService.loading && this.items.length === 0;
}
ngAfterViewInit() {
this.focusHandler.listbox = this.el.nativeElement;
this.subscriptions.push(fromEvent(this.document, 'scroll', { capture: true }).subscribe(event => {
if (this.toggleService.open &&
event.target !== this.el.nativeElement &&
event.target !== this.focusHandler.textInput) {
this.toggleService.open = false;
}
}), this.items.changes.subscribe(items => {
if (items.length) {
setTimeout(() => {
this.focusHandler.focusFirstActive();
});
}
else {
this.focusHandler.pseudoFocus.pop();
}
}));
}
ngOnDestroy() {
this.subscriptions.forEach(sub => sub.unsubscribe());
}
searchText(input) {
return this.commonStrings.parse(this.commonStrings.keys.comboboxSearching, { INPUT: input });
}
loadingStateChange(state) {
this.loading = state === ClrLoadingState.LOADING;
}
}
ClrOptions.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.2.2", ngImport: i0, type: ClrOptions, deps: [{ token: i1.OptionSelectionService }, { token: IF_ACTIVE_ID }, { token: i0.ElementRef }, { token: i2.ClrCommonStringsService }, { token: i3.ComboboxFocusHandler }, { token: i4.ClrPopoverToggleService }, { token: POPOVER_HOST_ANCHOR, optional: true }, { token: DOCUMENT }], target: i0.ɵɵFactoryTarget.Component });
ClrOptions.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "15.2.2", type: ClrOptions, selector: "clr-options", inputs: { optionsId: ["id", "optionsId"] }, host: { properties: { "class.clr-combobox-options": "true", "attr.role": "\"listbox\"", "id": "optionsId" } }, providers: [{ provide: LoadingListener, useExisting: ClrOptions }], queries: [{ propertyName: "items", predicate: ClrOption }], ngImport: i0, template: `
<div *ngIf="optionSelectionService.loading" class="clr-combobox-options-loading">
<clr-spinner clrInline>
{{ commonStrings.keys.loading }}
</clr-spinner>
<span class="clr-combobox-options-text">
{{ searchText(optionSelectionService.currentInput) }}
</span>
</div>
<!-- Rendered if data set is empty -->
<div *ngIf="emptyOptions">
<span class="clr-combobox-options-empty-text">
{{ commonStrings.keys.comboboxNoResults }}
</span>
</div>
<!--Option Groups and Options will be projected here-->
<ng-content></ng-content>
`, isInline: true, dependencies: [{ kind: "directive", type: i5.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }, { kind: "component", type: i6.ClrSpinner, selector: "clr-spinner", inputs: ["clrInline", "clrInverse", "clrSmall", "clrMedium"] }] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.2.2", ngImport: i0, type: ClrOptions, decorators: [{
type: Component,
args: [{
selector: 'clr-options',
template: `
<div *ngIf="optionSelectionService.loading" class="clr-combobox-options-loading">
<clr-spinner clrInline>
{{ commonStrings.keys.loading }}
</clr-spinner>
<span class="clr-combobox-options-text">
{{ searchText(optionSelectionService.currentInput) }}
</span>
</div>
<!-- Rendered if data set is empty -->
<div *ngIf="emptyOptions">
<span class="clr-combobox-options-empty-text">
{{ commonStrings.keys.comboboxNoResults }}
</span>
</div>
<!--Option Groups and Options will be projected here-->
<ng-content></ng-content>
`,
providers: [{ provide: LoadingListener, useExisting: ClrOptions }],
host: {
'[class.clr-combobox-options]': 'true',
'[attr.role]': '"listbox"',
'[id]': 'optionsId',
},
}]
}], ctorParameters: function () { return [{ type: i1.OptionSelectionService }, { type: undefined, decorators: [{
type: Inject,
args: [IF_ACTIVE_ID]
}] }, { type: i0.ElementRef }, { type: i2.ClrCommonStringsService }, { type: i3.ComboboxFocusHandler }, { type: i4.ClrPopoverToggleService }, { type: i0.ElementRef, decorators: [{
type: Optional
}, {
type: Inject,
args: [POPOVER_HOST_ANCHOR]
}] }, { type: undefined, decorators: [{
type: Inject,
args: [DOCUMENT]
}] }]; }, propDecorators: { optionsId: [{
type: Input,
args: ['id']
}], items: [{
type: ContentChildren,
args: [ClrOption]
}] } });
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All Rights Reserved.\n * This software is released under MIT license.\n * The full license information can be found in LICENSE in the root directory of this project.\n */\n\nimport { DOCUMENT } from '@angular/common';\nimport {\n  AfterViewInit,\n  Component,\n  ContentChildren,\n  ElementRef,\n  Inject,\n  Input,\n  OnDestroy,\n  Optional,\n  QueryList,\n} from '@angular/core';\nimport { fromEvent, Subscription } from 'rxjs';\n\nimport { POPOVER_HOST_ANCHOR } from '../../popover/common/popover-host-anchor.token';\nimport { IF_ACTIVE_ID } from '../../utils/conditional/if-active.service';\nimport { ClrCommonStringsService } from '../../utils/i18n/common-strings.service';\nimport { ClrLoadingState } from '../../utils/loading/loading';\nimport { LoadingListener } from '../../utils/loading/loading-listener';\nimport { ClrPopoverToggleService } from '../../utils/popover/providers/popover-toggle.service';\nimport { ClrOption } from './option';\nimport { ComboboxFocusHandler } from './providers/combobox-focus-handler.service';\nimport { OptionSelectionService } from './providers/option-selection.service';\n\nlet nbOptionsComponents = 0;\n\n@Component({\n  selector: 'clr-options',\n  template: `\n    <div *ngIf=\"optionSelectionService.loading\" class=\"clr-combobox-options-loading\">\n      <clr-spinner clrInline>\n        {{ commonStrings.keys.loading }}\n      </clr-spinner>\n      <span class=\"clr-combobox-options-text\">\n        {{ searchText(optionSelectionService.currentInput) }}\n      </span>\n    </div>\n\n    <!-- Rendered if data set is empty -->\n    <div *ngIf=\"emptyOptions\">\n      <span class=\"clr-combobox-options-empty-text\">\n        {{ commonStrings.keys.comboboxNoResults }}\n      </span>\n    </div>\n\n    <!--Option Groups and Options will be projected here-->\n    <ng-content></ng-content>\n  `,\n  providers: [{ provide: LoadingListener, useExisting: ClrOptions }],\n  host: {\n    '[class.clr-combobox-options]': 'true',\n    '[attr.role]': '\"listbox\"',\n    '[id]': 'optionsId',\n  },\n})\nexport class ClrOptions<T> implements AfterViewInit, LoadingListener, OnDestroy {\n  @Input('id') optionsId: string;\n\n  loading = false;\n  _items: QueryList<ClrOption<T>>;\n\n  private subscriptions: Subscription[] = [];\n\n  constructor(\n    public optionSelectionService: OptionSelectionService<T>,\n    @Inject(IF_ACTIVE_ID) public id: number,\n    private el: ElementRef,\n    public commonStrings: ClrCommonStringsService,\n    private focusHandler: ComboboxFocusHandler<T>,\n    private toggleService: ClrPopoverToggleService,\n    @Optional()\n    @Inject(POPOVER_HOST_ANCHOR)\n    parentHost: ElementRef,\n    @Inject(DOCUMENT) private document: any\n  ) {\n    if (!parentHost) {\n      throw new Error('clr-options should only be used inside of a clr-combobox');\n    }\n\n    if (!this.optionsId) {\n      this.optionsId = 'clr-options-' + nbOptionsComponents++;\n    }\n  }\n\n  @ContentChildren(ClrOption)\n  get items(): QueryList<ClrOption<T>> {\n    return this._items;\n  }\n  set items(items: QueryList<ClrOption<T>>) {\n    this._items = items;\n    this.focusHandler.addOptionValues(this._items.map(option => option.optionProxy));\n  }\n\n  /**\n   * Tests if the list of options is empty, meaning it doesn't contain any items\n   */\n  get emptyOptions() {\n    return !this.optionSelectionService.loading && this.items.length === 0;\n  }\n\n  ngAfterViewInit() {\n    this.focusHandler.listbox = this.el.nativeElement;\n\n    this.subscriptions.push(\n      fromEvent(this.document, 'scroll', { capture: true }).subscribe(event => {\n        if (\n          this.toggleService.open &&\n          (event as Event).target !== this.el.nativeElement &&\n          (event as Event).target !== this.focusHandler.textInput\n        ) {\n          this.toggleService.open = false;\n        }\n      }),\n      this.items.changes.subscribe(items => {\n        if (items.length) {\n          setTimeout(() => {\n            this.focusHandler.focusFirstActive();\n          });\n        } else {\n          this.focusHandler.pseudoFocus.pop();\n        }\n      })\n    );\n  }\n\n  ngOnDestroy() {\n    this.subscriptions.forEach(sub => sub.unsubscribe());\n  }\n\n  searchText(input: string) {\n    return this.commonStrings.parse(this.commonStrings.keys.comboboxSearching, { INPUT: input });\n  }\n\n  loadingStateChange(state: ClrLoadingState): void {\n    this.loading = state === ClrLoadingState.LOADING;\n  }\n}\n"]}