@progress/kendo-angular-treelist
Version:
Kendo UI TreeList for Angular - Display hierarchical data in an Angular tree grid view that supports sorting, filtering, paging, and much more.
116 lines (115 loc) • 4.27 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 { Component, forwardRef, SkipSelf, Host, Optional, QueryList, ContentChildren } from '@angular/core';
import { ColumnBase } from './column-base';
import { columnsSpan } from './column-common';
import { OptionChangesService } from '../common/option-changes.service';
import * as i0 from "@angular/core";
import * as i1 from "./column-base";
import * as i2 from "../common/option-changes.service";
/**
* @hidden
*/
export function isColumnGroupComponent(column) {
return column.isColumnGroup;
}
/**
* Represents the column group header of the TreeList. ([More information and examples]({% slug multicolumnheaders_columns_treelist %})).
*
* @example
* ```html
* <kendo-treelist ...>
* <kendo-treelist-column-group title="File Info">
* <kendo-treelist-column field="type" title="Type"> </kendo-treelist-column>
* <kendo-treelist-column field="size" title="Size"> </kendo-treelist-column>
* </kendo-treelist-column-group>
* </kendo-treelist>
* ```
*/
export class ColumnGroupComponent extends ColumnBase {
/**
* @hidden
*/
includeInChooser = false;
/**
* @hidden
*/
isColumnGroup = true;
/**
* @hidden
*/
minResizableWidth = 10;
/**
* @hidden
*/
children;
constructor(parent, optionChanges) {
super(parent, optionChanges);
if (parent && parent.isSpanColumn) {
throw new Error('ColumnGroupComponent cannot be nested inside SpanColumnComponent');
}
}
/**
* @hidden
*/
rowspan() {
return 1;
}
/**
* @hidden
*/
get colspan() {
if (!this.children) {
return 1;
}
return columnsSpan(this.children
.filter(child => child !== this && child.isVisible));
}
/**
* @hidden
*/
get leafIndex() {
return this.children ? (this.firstChild || {}).leafIndex : -1;
}
get childrenArray() {
return this.children.filter(c => c !== this);
}
get hasChildren() {
return Boolean(this.firstChild);
}
get firstChild() {
return this.children.find(column => column !== this);
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: ColumnGroupComponent, deps: [{ token: i1.ColumnBase, host: true, optional: true, skipSelf: true }, { token: i2.OptionChangesService }], target: i0.ɵɵFactoryTarget.Component });
static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "16.2.12", type: ColumnGroupComponent, isStandalone: true, selector: "kendo-treelist-column-group", providers: [
{
provide: ColumnBase,
useExisting: forwardRef(() => ColumnGroupComponent)
}
], queries: [{ propertyName: "children", predicate: ColumnBase }], usesInheritance: true, ngImport: i0, template: ``, isInline: true });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: ColumnGroupComponent, decorators: [{
type: Component,
args: [{
providers: [
{
provide: ColumnBase,
useExisting: forwardRef(() => ColumnGroupComponent)
}
],
selector: 'kendo-treelist-column-group',
template: ``,
standalone: true
}]
}], ctorParameters: function () { return [{ type: i1.ColumnBase, decorators: [{
type: SkipSelf
}, {
type: Host
}, {
type: Optional
}] }, { type: i2.OptionChangesService }]; }, propDecorators: { children: [{
type: ContentChildren,
args: [ColumnBase]
}] } });