@progress/kendo-angular-dropdowns
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A wide variety of native Angular dropdown components including AutoComplete, ComboBox, DropDownList, DropDownTree, MultiColumnComboBox, MultiSelect, and MultiSelectTree
66 lines (65 loc) • 3.33 kB
JavaScript
/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { Directive, Input } from '@angular/core';
import { isPresent, parseNumber } from '../../common/util';
import { MultiSelectTreeComponent } from '../multiselecttree.component';
import * as i0 from "@angular/core";
import * as i1 from "../multiselecttree.component";
/**
* A directive which configures the MultiSelectTree to show one single summary tag for all selected data items.
* When a number is provided, the summary tag is displayed after the given amount of data items are selected
* ([more information and examples]({% slug api_dropdowns_multiselecttreesummarytagdirective %})).
*
* @example
* ```ts-no-run
* <kendo-multiselecttree kendoMultiSelectTreeSummaryTag [data]="data"></kendo-multiselecttree>
* ```
*
* @example
* ```ts-no-run
* <kendo-multiselecttree [kendoMultiSelectTreeSummaryTag]="2" [data]="data"></kendo-multiselecttree>
* ```
*/
export class MultiSelectTreeSummaryTagDirective {
multiSelectTreeComponent;
/**
* A numeric value that indicates the number of selected data items after which the summary tag will appear.
*/
showAfter = 0;
constructor(multiSelectTreeComponent) {
this.multiSelectTreeComponent = multiSelectTreeComponent;
this.createTagMapper();
}
ngOnChanges(changes) {
if (isPresent(changes.showAfter)) {
this.createTagMapper();
this.multiSelectTreeComponent.handleTagMapperChange(this.showAfter);
}
}
createTagMapper() {
const showAfter = parseNumber(this.showAfter);
this.multiSelectTreeComponent.tagMapper = (tags) => {
if (tags.length > showAfter) {
// tags provided in an array are rendered as a single group tag
return [...tags.slice(0, showAfter), tags.slice(showAfter)];
}
else {
return tags;
}
};
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: MultiSelectTreeSummaryTagDirective, deps: [{ token: i1.MultiSelectTreeComponent }], target: i0.ɵɵFactoryTarget.Directive });
static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "16.2.12", type: MultiSelectTreeSummaryTagDirective, isStandalone: true, selector: "[kendoMultiSelectTreeSummaryTag]", inputs: { showAfter: ["kendoMultiSelectTreeSummaryTag", "showAfter"] }, usesOnChanges: true, ngImport: i0 });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: MultiSelectTreeSummaryTagDirective, decorators: [{
type: Directive,
args: [{
selector: '[kendoMultiSelectTreeSummaryTag]',
standalone: true
}]
}], ctorParameters: function () { return [{ type: i1.MultiSelectTreeComponent }]; }, propDecorators: { showAfter: [{
type: Input,
args: ['kendoMultiSelectTreeSummaryTag']
}] } });