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@angular/cdk

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Angular Material Component Development Kit

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import { i as isDataSource } from './data-source-d79c6e09.mjs'; export { D as DataSource } from './data-source-d79c6e09.mjs'; import { DOCUMENT } from '@angular/common'; import * as i0 from '@angular/core'; import { InjectionToken, inject, TemplateRef, Directive, booleanAttribute, Input, ContentChild, ElementRef, NgZone, Injectable, IterableDiffers, ViewContainerRef, Component, ChangeDetectionStrategy, ViewEncapsulation, afterNextRender, ChangeDetectorRef, EventEmitter, Injector, HostAttributeToken, Output, ContentChildren, ViewChild, NgModule } from '@angular/core'; import { Subject, BehaviorSubject, isObservable, of } from 'rxjs'; import { takeUntil } from 'rxjs/operators'; import { b as _VIEW_REPEATER_STRATEGY, _ as _RecycleViewRepeaterStrategy, a as _ViewRepeaterOperation } from './recycle-view-repeater-strategy-0f32b0a8.mjs'; import { _ as _DisposeViewRepeaterStrategy } from './dispose-view-repeater-strategy-4c6df00e.mjs'; import { D as Directionality } from './directionality-9d44e426.mjs'; import { P as Platform } from './platform-20fc4de8.mjs'; import { V as ViewportRuler, a as ScrollingModule } from './scrolling-module-722545e3.mjs'; import { coerceBooleanProperty } from '@angular/cdk/coercion'; import './element-15999318.mjs'; import './scrolling-59340c46.mjs'; import './bidi-module-04c03e58.mjs'; /** * Used to provide a table to some of the sub-components without causing a circular dependency. * @docs-private */ const CDK_TABLE = new InjectionToken('CDK_TABLE'); /** Injection token that can be used to specify the text column options. */ const TEXT_COLUMN_OPTIONS = new InjectionToken('text-column-options'); /** * Cell definition for a CDK table. * Captures the template of a column's data row cell as well as cell-specific properties. */ class CdkCellDef { /** @docs-private */ template = inject(TemplateRef); constructor() { } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkCellDef, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkCellDef, isStandalone: true, selector: "[cdkCellDef]", ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkCellDef, decorators: [{ type: Directive, args: [{ selector: '[cdkCellDef]', }] }], ctorParameters: () => [] }); /** * Header cell definition for a CDK table. * Captures the template of a column's header cell and as well as cell-specific properties. */ class CdkHeaderCellDef { /** @docs-private */ template = inject(TemplateRef); constructor() { } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkHeaderCellDef, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkHeaderCellDef, isStandalone: true, selector: "[cdkHeaderCellDef]", ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkHeaderCellDef, decorators: [{ type: Directive, args: [{ selector: '[cdkHeaderCellDef]', }] }], ctorParameters: () => [] }); /** * Footer cell definition for a CDK table. * Captures the template of a column's footer cell and as well as cell-specific properties. */ class CdkFooterCellDef { /** @docs-private */ template = inject(TemplateRef); constructor() { } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkFooterCellDef, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkFooterCellDef, isStandalone: true, selector: "[cdkFooterCellDef]", ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkFooterCellDef, decorators: [{ type: Directive, args: [{ selector: '[cdkFooterCellDef]', }] }], ctorParameters: () => [] }); /** * Column definition for the CDK table. * Defines a set of cells available for a table column. */ class CdkColumnDef { _table = inject(CDK_TABLE, { optional: true }); _hasStickyChanged = false; /** Unique name for this column. */ get name() { return this._name; } set name(name) { this._setNameInput(name); } _name; /** Whether the cell is sticky. */ get sticky() { return this._sticky; } set sticky(value) { if (value !== this._sticky) { this._sticky = value; this._hasStickyChanged = true; } } _sticky = false; /** * Whether this column should be sticky positioned on the end of the row. Should make sure * that it mimics the `CanStick` mixin such that `_hasStickyChanged` is set to true if the value * has been changed. */ get stickyEnd() { return this._stickyEnd; } set stickyEnd(value) { if (value !== this._stickyEnd) { this._stickyEnd = value; this._hasStickyChanged = true; } } _stickyEnd = false; /** @docs-private */ cell; /** @docs-private */ headerCell; /** @docs-private */ footerCell; /** * Transformed version of the column name that can be used as part of a CSS classname. Excludes * all non-alphanumeric characters and the special characters '-' and '_'. Any characters that * do not match are replaced by the '-' character. */ cssClassFriendlyName; /** * Class name for cells in this column. * @docs-private */ _columnCssClassName; constructor() { } /** Whether the sticky state has changed. */ hasStickyChanged() { const hasStickyChanged = this._hasStickyChanged; this.resetStickyChanged(); return hasStickyChanged; } /** Resets the sticky changed state. */ resetStickyChanged() { this._hasStickyChanged = false; } /** * Overridable method that sets the css classes that will be added to every cell in this * column. * In the future, columnCssClassName will change from type string[] to string and this * will set a single string value. * @docs-private */ _updateColumnCssClassName() { this._columnCssClassName = [`cdk-column-${this.cssClassFriendlyName}`]; } /** * This has been extracted to a util because of TS 4 and VE. * View Engine doesn't support property rename inheritance. * TS 4.0 doesn't allow properties to override accessors or vice-versa. * @docs-private */ _setNameInput(value) { // If the directive is set without a name (updated programmatically), then this setter will // trigger with an empty string and should not overwrite the programmatically set value. if (value) { this._name = value; this.cssClassFriendlyName = value.replace(/[^a-z0-9_-]/gi, '-'); this._updateColumnCssClassName(); } } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkColumnDef, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "16.1.0", version: "19.2.0", type: CdkColumnDef, isStandalone: true, selector: "[cdkColumnDef]", inputs: { name: ["cdkColumnDef", "name"], sticky: ["sticky", "sticky", booleanAttribute], stickyEnd: ["stickyEnd", "stickyEnd", booleanAttribute] }, providers: [{ provide: 'MAT_SORT_HEADER_COLUMN_DEF', useExisting: CdkColumnDef }], queries: [{ propertyName: "cell", first: true, predicate: CdkCellDef, descendants: true }, { propertyName: "headerCell", first: true, predicate: CdkHeaderCellDef, descendants: true }, { propertyName: "footerCell", first: true, predicate: CdkFooterCellDef, descendants: true }], ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkColumnDef, decorators: [{ type: Directive, args: [{ selector: '[cdkColumnDef]', providers: [{ provide: 'MAT_SORT_HEADER_COLUMN_DEF', useExisting: CdkColumnDef }], }] }], ctorParameters: () => [], propDecorators: { name: [{ type: Input, args: ['cdkColumnDef'] }], sticky: [{ type: Input, args: [{ transform: booleanAttribute }] }], stickyEnd: [{ type: Input, args: [{ transform: booleanAttribute }] }], cell: [{ type: ContentChild, args: [CdkCellDef] }], headerCell: [{ type: ContentChild, args: [CdkHeaderCellDef] }], footerCell: [{ type: ContentChild, args: [CdkFooterCellDef] }] } }); /** Base class for the cells. Adds a CSS classname that identifies the column it renders in. */ class BaseCdkCell { constructor(columnDef, elementRef) { elementRef.nativeElement.classList.add(...columnDef._columnCssClassName); } } /** Header cell template container that adds the right classes and role. */ class CdkHeaderCell extends BaseCdkCell { constructor() { super(inject(CdkColumnDef), inject(ElementRef)); } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkHeaderCell, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkHeaderCell, isStandalone: true, selector: "cdk-header-cell, th[cdk-header-cell]", host: { attributes: { "role": "columnheader" }, classAttribute: "cdk-header-cell" }, usesInheritance: true, ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkHeaderCell, decorators: [{ type: Directive, args: [{ selector: 'cdk-header-cell, th[cdk-header-cell]', host: { 'class': 'cdk-header-cell', 'role': 'columnheader', }, }] }], ctorParameters: () => [] }); /** Footer cell template container that adds the right classes and role. */ class CdkFooterCell extends BaseCdkCell { constructor() { const columnDef = inject(CdkColumnDef); const elementRef = inject(ElementRef); super(columnDef, elementRef); const role = columnDef._table?._getCellRole(); if (role) { elementRef.nativeElement.setAttribute('role', role); } } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkFooterCell, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkFooterCell, isStandalone: true, selector: "cdk-footer-cell, td[cdk-footer-cell]", host: { classAttribute: "cdk-footer-cell" }, usesInheritance: true, ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkFooterCell, decorators: [{ type: Directive, args: [{ selector: 'cdk-footer-cell, td[cdk-footer-cell]', host: { 'class': 'cdk-footer-cell', }, }] }], ctorParameters: () => [] }); /** Cell template container that adds the right classes and role. */ class CdkCell extends BaseCdkCell { constructor() { const columnDef = inject(CdkColumnDef); const elementRef = inject(ElementRef); super(columnDef, elementRef); const role = columnDef._table?._getCellRole(); if (role) { elementRef.nativeElement.setAttribute('role', role); } } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkCell, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkCell, isStandalone: true, selector: "cdk-cell, td[cdk-cell]", host: { classAttribute: "cdk-cell" }, usesInheritance: true, ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkCell, decorators: [{ type: Directive, args: [{ selector: 'cdk-cell, td[cdk-cell]', host: { 'class': 'cdk-cell', }, }] }], ctorParameters: () => [] }); /** * @docs-private */ class _Schedule { tasks = []; endTasks = []; } /** Injection token used to provide a coalesced style scheduler. */ const _COALESCED_STYLE_SCHEDULER = new InjectionToken('_COALESCED_STYLE_SCHEDULER'); /** * Allows grouping up CSSDom mutations after the current execution context. * This can significantly improve performance when separate consecutive functions are * reading from the CSSDom and then mutating it. * * @docs-private */ class _CoalescedStyleScheduler { _currentSchedule = null; _ngZone = inject(NgZone); constructor() { } /** * Schedules the specified task to run at the end of the current VM turn. */ schedule(task) { this._createScheduleIfNeeded(); this._currentSchedule.tasks.push(task); } /** * Schedules the specified task to run after other scheduled tasks at the end of the current * VM turn. */ scheduleEnd(task) { this._createScheduleIfNeeded(); this._currentSchedule.endTasks.push(task); } _createScheduleIfNeeded() { if (this._currentSchedule) { return; } this._currentSchedule = new _Schedule(); this._ngZone.runOutsideAngular(() => // TODO(mmalerba): Scheduling this using something that runs less frequently // (e.g. requestAnimationFrame, setTimeout, etc.) causes noticeable jank with the column // resizer. We should audit the usages of schedule / scheduleEnd in that component and see // if we can refactor it so that we don't need to flush the tasks quite so frequently. queueMicrotask(() => { while (this._currentSchedule.tasks.length || this._currentSchedule.endTasks.length) { const schedule = this._currentSchedule; // Capture new tasks scheduled by the current set of tasks. this._currentSchedule = new _Schedule(); for (const task of schedule.tasks) { task(); } for (const task of schedule.endTasks) { task(); } } this._currentSchedule = null; })); } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: _CoalescedStyleScheduler, deps: [], target: i0.ɵɵFactoryTarget.Injectable }); static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: _CoalescedStyleScheduler }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: _CoalescedStyleScheduler, decorators: [{ type: Injectable }], ctorParameters: () => [] }); /** * The row template that can be used by the mat-table. Should not be used outside of the * material library. */ const CDK_ROW_TEMPLATE = `<ng-container cdkCellOutlet></ng-container>`; /** * Base class for the CdkHeaderRowDef and CdkRowDef that handles checking their columns inputs * for changes and notifying the table. */ class BaseRowDef { template = inject(TemplateRef); _differs = inject(IterableDiffers); /** The columns to be displayed on this row. */ columns; /** Differ used to check if any changes were made to the columns. */ _columnsDiffer; constructor() { } ngOnChanges(changes) { // Create a new columns differ if one does not yet exist. Initialize it based on initial value // of the columns property or an empty array if none is provided. if (!this._columnsDiffer) { const columns = (changes['columns'] && changes['columns'].currentValue) || []; this._columnsDiffer = this._differs.find(columns).create(); this._columnsDiffer.diff(columns); } } /** * Returns the difference between the current columns and the columns from the last diff, or null * if there is no difference. */ getColumnsDiff() { return this._columnsDiffer.diff(this.columns); } /** Gets this row def's relevant cell template from the provided column def. */ extractCellTemplate(column) { if (this instanceof CdkHeaderRowDef) { return column.headerCell.template; } if (this instanceof CdkFooterRowDef) { return column.footerCell.template; } else { return column.cell.template; } } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: BaseRowDef, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: BaseRowDef, isStandalone: true, usesOnChanges: true, ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: BaseRowDef, decorators: [{ type: Directive }], ctorParameters: () => [] }); /** * Header row definition for the CDK table. * Captures the header row's template and other header properties such as the columns to display. */ class CdkHeaderRowDef extends BaseRowDef { _table = inject(CDK_TABLE, { optional: true }); _hasStickyChanged = false; /** Whether the row is sticky. */ get sticky() { return this._sticky; } set sticky(value) { if (value !== this._sticky) { this._sticky = value; this._hasStickyChanged = true; } } _sticky = false; constructor() { super(inject(TemplateRef), inject(IterableDiffers)); } // Prerender fails to recognize that ngOnChanges in a part of this class through inheritance. // Explicitly define it so that the method is called as part of the Angular lifecycle. ngOnChanges(changes) { super.ngOnChanges(changes); } /** Whether the sticky state has changed. */ hasStickyChanged() { const hasStickyChanged = this._hasStickyChanged; this.resetStickyChanged(); return hasStickyChanged; } /** Resets the sticky changed state. */ resetStickyChanged() { this._hasStickyChanged = false; } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkHeaderRowDef, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "16.1.0", version: "19.2.0", type: CdkHeaderRowDef, isStandalone: true, selector: "[cdkHeaderRowDef]", inputs: { columns: ["cdkHeaderRowDef", "columns"], sticky: ["cdkHeaderRowDefSticky", "sticky", booleanAttribute] }, usesInheritance: true, usesOnChanges: true, ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkHeaderRowDef, decorators: [{ type: Directive, args: [{ selector: '[cdkHeaderRowDef]', inputs: [{ name: 'columns', alias: 'cdkHeaderRowDef' }], }] }], ctorParameters: () => [], propDecorators: { sticky: [{ type: Input, args: [{ alias: 'cdkHeaderRowDefSticky', transform: booleanAttribute }] }] } }); /** * Footer row definition for the CDK table. * Captures the footer row's template and other footer properties such as the columns to display. */ class CdkFooterRowDef extends BaseRowDef { _table = inject(CDK_TABLE, { optional: true }); _hasStickyChanged = false; /** Whether the row is sticky. */ get sticky() { return this._sticky; } set sticky(value) { if (value !== this._sticky) { this._sticky = value; this._hasStickyChanged = true; } } _sticky = false; constructor() { super(inject(TemplateRef), inject(IterableDiffers)); } // Prerender fails to recognize that ngOnChanges in a part of this class through inheritance. // Explicitly define it so that the method is called as part of the Angular lifecycle. ngOnChanges(changes) { super.ngOnChanges(changes); } /** Whether the sticky state has changed. */ hasStickyChanged() { const hasStickyChanged = this._hasStickyChanged; this.resetStickyChanged(); return hasStickyChanged; } /** Resets the sticky changed state. */ resetStickyChanged() { this._hasStickyChanged = false; } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkFooterRowDef, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "16.1.0", version: "19.2.0", type: CdkFooterRowDef, isStandalone: true, selector: "[cdkFooterRowDef]", inputs: { columns: ["cdkFooterRowDef", "columns"], sticky: ["cdkFooterRowDefSticky", "sticky", booleanAttribute] }, usesInheritance: true, usesOnChanges: true, ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkFooterRowDef, decorators: [{ type: Directive, args: [{ selector: '[cdkFooterRowDef]', inputs: [{ name: 'columns', alias: 'cdkFooterRowDef' }], }] }], ctorParameters: () => [], propDecorators: { sticky: [{ type: Input, args: [{ alias: 'cdkFooterRowDefSticky', transform: booleanAttribute }] }] } }); /** * Data row definition for the CDK table. * Captures the header row's template and other row properties such as the columns to display and * a when predicate that describes when this row should be used. */ class CdkRowDef extends BaseRowDef { _table = inject(CDK_TABLE, { optional: true }); /** * Function that should return true if this row template should be used for the provided index * and row data. If left undefined, this row will be considered the default row template to use * when no other when functions return true for the data. * For every row, there must be at least one when function that passes or an undefined to default. */ when; constructor() { // TODO(andrewseguin): Add an input for providing a switch function to determine // if this template should be used. super(inject(TemplateRef), inject(IterableDiffers)); } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkRowDef, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkRowDef, isStandalone: true, selector: "[cdkRowDef]", inputs: { columns: ["cdkRowDefColumns", "columns"], when: ["cdkRowDefWhen", "when"] }, usesInheritance: true, ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkRowDef, decorators: [{ type: Directive, args: [{ selector: '[cdkRowDef]', inputs: [ { name: 'columns', alias: 'cdkRowDefColumns' }, { name: 'when', alias: 'cdkRowDefWhen' }, ], }] }], ctorParameters: () => [] }); /** * Outlet for rendering cells inside of a row or header row. * @docs-private */ class CdkCellOutlet { _viewContainer = inject(ViewContainerRef); /** The ordered list of cells to render within this outlet's view container */ cells; /** The data context to be provided to each cell */ context; /** * Static property containing the latest constructed instance of this class. * Used by the CDK table when each CdkHeaderRow and CdkRow component is created using * createEmbeddedView. After one of these components are created, this property will provide * a handle to provide that component's cells and context. After init, the CdkCellOutlet will * construct the cells with the provided context. */ static mostRecentCellOutlet = null; constructor() { CdkCellOutlet.mostRecentCellOutlet = this; } ngOnDestroy() { // If this was the last outlet being rendered in the view, remove the reference // from the static property after it has been destroyed to avoid leaking memory. if (CdkCellOutlet.mostRecentCellOutlet === this) { CdkCellOutlet.mostRecentCellOutlet = null; } } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkCellOutlet, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkCellOutlet, isStandalone: true, selector: "[cdkCellOutlet]", ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkCellOutlet, decorators: [{ type: Directive, args: [{ selector: '[cdkCellOutlet]', }] }], ctorParameters: () => [] }); /** Header template container that contains the cell outlet. Adds the right class and role. */ class CdkHeaderRow { static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkHeaderRow, deps: [], target: i0.ɵɵFactoryTarget.Component }); static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "19.2.0", type: CdkHeaderRow, isStandalone: true, selector: "cdk-header-row, tr[cdk-header-row]", host: { attributes: { "role": "row" }, classAttribute: "cdk-header-row" }, ngImport: i0, template: "<ng-container cdkCellOutlet></ng-container>", isInline: true, dependencies: [{ kind: "directive", type: CdkCellOutlet, selector: "[cdkCellOutlet]" }], changeDetection: i0.ChangeDetectionStrategy.Default, encapsulation: i0.ViewEncapsulation.None }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkHeaderRow, decorators: [{ type: Component, args: [{ selector: 'cdk-header-row, tr[cdk-header-row]', template: CDK_ROW_TEMPLATE, host: { 'class': 'cdk-header-row', 'role': 'row', }, // See note on CdkTable for explanation on why this uses the default change detection strategy. // tslint:disable-next-line:validate-decorators changeDetection: ChangeDetectionStrategy.Default, encapsulation: ViewEncapsulation.None, imports: [CdkCellOutlet], }] }] }); /** Footer template container that contains the cell outlet. Adds the right class and role. */ class CdkFooterRow { static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkFooterRow, deps: [], target: i0.ɵɵFactoryTarget.Component }); static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "19.2.0", type: CdkFooterRow, isStandalone: true, selector: "cdk-footer-row, tr[cdk-footer-row]", host: { attributes: { "role": "row" }, classAttribute: "cdk-footer-row" }, ngImport: i0, template: "<ng-container cdkCellOutlet></ng-container>", isInline: true, dependencies: [{ kind: "directive", type: CdkCellOutlet, selector: "[cdkCellOutlet]" }], changeDetection: i0.ChangeDetectionStrategy.Default, encapsulation: i0.ViewEncapsulation.None }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkFooterRow, decorators: [{ type: Component, args: [{ selector: 'cdk-footer-row, tr[cdk-footer-row]', template: CDK_ROW_TEMPLATE, host: { 'class': 'cdk-footer-row', 'role': 'row', }, // See note on CdkTable for explanation on why this uses the default change detection strategy. // tslint:disable-next-line:validate-decorators changeDetection: ChangeDetectionStrategy.Default, encapsulation: ViewEncapsulation.None, imports: [CdkCellOutlet], }] }] }); /** Data row template container that contains the cell outlet. Adds the right class and role. */ class CdkRow { static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkRow, deps: [], target: i0.ɵɵFactoryTarget.Component }); static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "19.2.0", type: CdkRow, isStandalone: true, selector: "cdk-row, tr[cdk-row]", host: { attributes: { "role": "row" }, classAttribute: "cdk-row" }, ngImport: i0, template: "<ng-container cdkCellOutlet></ng-container>", isInline: true, dependencies: [{ kind: "directive", type: CdkCellOutlet, selector: "[cdkCellOutlet]" }], changeDetection: i0.ChangeDetectionStrategy.Default, encapsulation: i0.ViewEncapsulation.None }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkRow, decorators: [{ type: Component, args: [{ selector: 'cdk-row, tr[cdk-row]', template: CDK_ROW_TEMPLATE, host: { 'class': 'cdk-row', 'role': 'row', }, // See note on CdkTable for explanation on why this uses the default change detection strategy. // tslint:disable-next-line:validate-decorators changeDetection: ChangeDetectionStrategy.Default, encapsulation: ViewEncapsulation.None, imports: [CdkCellOutlet], }] }] }); /** Row that can be used to display a message when no data is shown in the table. */ class CdkNoDataRow { templateRef = inject(TemplateRef); _contentClassName = 'cdk-no-data-row'; constructor() { } static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkNoDataRow, deps: [], target: i0.ɵɵFactoryTarget.Directive }); static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "19.2.0", type: CdkNoDataRow, isStandalone: true, selector: "ng-template[cdkNoDataRow]", ngImport: i0 }); } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "19.2.0", ngImport: i0, type: CdkNoDataRow, decorators: [{ type: Directive, args: [{ selector: 'ng-template[cdkNoDataRow]', }] }], ctorParameters: () => [] }); /** * Directions that can be used when setting sticky positioning. * @docs-private */ /** * List of all possible directions that can be used for sticky positioning. * @docs-private */ const STICKY_DIRECTIONS = ['top', 'bottom', 'left', 'right']; /** * Applies and removes sticky positioning styles to the `CdkTable` rows and columns cells. * @docs-private */ class StickyStyler { _isNativeHtmlTable; _stickCellCss; direction; _coalescedStyleScheduler; _isBrowser; _needsPositionStickyOnElement; _positionListener; _tableInjector; _elemSizeCache = new WeakMap(); _resizeObserver = globalThis?.ResizeObserver ? new globalThis.ResizeObserver(entries => this._updateCachedSizes(entries)) : null; _updatedStickyColumnsParamsToReplay = []; _stickyColumnsReplayTimeout = null; _cachedCellWidths = []; _borderCellCss; _destroyed = false; /** * @param _isNativeHtmlTable Whether the sticky logic should be based on a table * that uses the native `<table>` element. * @param _stickCellCss The CSS class that will be applied to every row/cell that has * sticky positioning applied. * @param direction The directionality context of the table (ltr/rtl); affects column positioning * by reversing left/right positions. * @param _isBrowser Whether the table is currently being rendered on the server or the client. * @param _needsPositionStickyOnElement Whether we need to specify position: sticky on cells * using inline styles. If false, it is assumed that position: sticky is included in * the component stylesheet for _stickCellCss. * @param _positionListener A listener that is notified of changes to sticky rows/columns * and their dimensions. * @param _tableInjector The table's Injector. */ constructor(_isNativeHtmlTable, _stickCellCss, direction, _coalescedStyleScheduler, _isBrowser = true, _needsPositionStickyOnElement = true, _positionListener, _tableInjector) { this._isNativeHtmlTable = _isNativeHtmlTable; this._stickCellCss = _stickCellCss; this.direction = direction; this._coalescedStyleScheduler = _coalescedStyleScheduler; this._isBrowser = _isBrowser; this._needsPositionStickyOnElement = _needsPositionStickyOnElement; this._positionListener = _positionListener; this._tableInjector = _tableInjector; this._borderCellCss = { 'top': `${_stickCellCss}-border-elem-top`, 'bottom': `${_stickCellCss}-border-elem-bottom`, 'left': `${_stickCellCss}-border-elem-left`, 'right': `${_stickCellCss}-border-elem-right`, }; } /** * Clears the sticky positioning styles from the row and its cells by resetting the `position` * style, setting the zIndex to 0, and unsetting each provided sticky direction. * @param rows The list of rows that should be cleared from sticking in the provided directions * @param stickyDirections The directions that should no longer be set as sticky on the rows. */ clearStickyPositioning(rows, stickyDirections) { if (stickyDirections.includes('left') || stickyDirections.includes('right')) { this._removeFromStickyColumnReplayQueue(rows); } const elementsToClear = []; for (const row of rows) { // If the row isn't an element (e.g. if it's an `ng-container`), // it won't have inline styles or `children` so we skip it. if (row.nodeType !== row.ELEMENT_NODE) { continue; } elementsToClear.push(row, ...Array.from(row.children)); } // Coalesce with sticky row/column updates (and potentially other changes like column resize). this._afterNextRender({ write: () => { for (const element of elementsToClear) { this._removeStickyStyle(element, stickyDirections); } }, }); } /** * Applies sticky left and right positions to the cells of each row according to the sticky * states of the rendered column definitions. * @param rows The rows that should have its set of cells stuck according to the sticky states. * @param stickyStartStates A list of boolean states where each state represents whether the cell * in this index position should be stuck to the start of the row. * @param stickyEndStates A list of boolean states where each state represents whether the cell * in this index position should be stuck to the end of the row. * @param recalculateCellWidths Whether the sticky styler should recalculate the width of each * column cell. If `false` cached widths will be used instead. * @param replay Whether to enqueue this call for replay after a ResizeObserver update. */ updateStickyColumns(rows, stickyStartStates, stickyEndStates, recalculateCellWidths = true, replay = true) { // Don't cache any state if none of the columns are sticky. if (!rows.length || !this._isBrowser || !(stickyStartStates.some(state => state) || stickyEndStates.some(state => state))) { this._positionListener?.stickyColumnsUpdated({ sizes: [] }); this._positionListener?.stickyEndColumnsUpdated({ sizes: [] }); return; } // Coalesce with sticky row updates (and potentially other changes like column resize). const firstRow = rows[0]; const numCells = firstRow.children.length; const isRtl = this.direction === 'rtl'; const start = isRtl ? 'right' : 'left'; const end = isRtl ? 'left' : 'right'; const lastStickyStart = stickyStartStates.lastIndexOf(true); const firstStickyEnd = stickyEndStates.indexOf(true); let cellWidths; let startPositions; let endPositions; if (replay) { this._updateStickyColumnReplayQueue({ rows: [...rows], stickyStartStates: [...stickyStartStates], stickyEndStates: [...stickyEndStates], }); } this._afterNextRender({ earlyRead: () => { cellWidths = this._getCellWidths(firstRow, recalculateCellWidths); startPositions = this._getStickyStartColumnPositions(cellWidths, stickyStartStates); endPositions = this._getStickyEndColumnPositions(cellWidths, stickyEndStates); }, write: () => { for (const row of rows) { for (let i = 0; i < numCells; i++) { const cell = row.children[i]; if (stickyStartStates[i]) { this._addStickyStyle(cell, start, startPositions[i], i === lastStickyStart); } if (stickyEndStates[i]) { this._addStickyStyle(cell, end, endPositions[i], i === firstStickyEnd); } } } if (this._positionListener && cellWidths.some(w => !!w)) { this._positionListener.stickyColumnsUpdated({ sizes: lastStickyStart === -1 ? [] : cellWidths .slice(0, lastStickyStart + 1) .map((width, index) => (stickyStartStates[index] ? width : null)), }); this._positionListener.stickyEndColumnsUpdated({ sizes: firstStickyEnd === -1 ? [] : cellWidths .slice(firstStickyEnd) .map((width, index) => (stickyEndStates[index + firstStickyEnd] ? width : null)) .reverse(), }); } }, }); } /** * Applies sticky positioning to the row's cells if using the native table layout, and to the * row itself otherwise. * @param rowsToStick The list of rows that should be stuck according to their corresponding * sticky state and to the provided top or bottom position. * @param stickyStates A list of boolean states where each state represents whether the row * should be stuck in the particular top or bottom position. * @param position The position direction in which the row should be stuck if that row should be * sticky. * */ stickRows(rowsToStick, stickyStates, position) { // Since we can't measure the rows on the server, we can't stick the rows properly. if (!this._isBrowser) { return; } // If positioning the rows to the bottom, reverse their order when evaluating the sticky // position such that the last row stuck will be "bottom: 0px" and so on. Note that the // sticky states need to be reversed as well. const rows = position === 'bottom' ? rowsToStick.slice().reverse() : rowsToStick; const states = position === 'bottom' ? stickyStates.slice().reverse() : stickyStates; // Measure row heights all at once before adding sticky styles to reduce layout thrashing. const stickyOffsets = []; const stickyCellHeights = []; const elementsToStick = []; // Coalesce with other sticky row updates (top/bottom), sticky columns updates // (and potentially other changes like column resize). this._afterNextRender({ earlyRead: () => { for (let rowIndex = 0, stickyOffset = 0; rowIndex < rows.length; rowIndex++) { if (!states[rowIndex]) { continue; } stickyOffsets[rowIndex] = stickyOffset; const row = rows[rowIndex]; elementsToStick[rowIndex] = this._isNativeHtmlTable ? Array.from(row.children) : [row]; const height = this._retrieveElementSize(row).height; stickyOffset += height; stickyCellHeights[rowIndex] = height; } }, write: () => { const borderedRowIndex = states.lastIndexOf(true); for (let rowIndex = 0; rowIndex < rows.length; rowIndex++) { if (!states[rowIndex]) { continue; } const offset = stickyOffsets[rowIndex]; const isBorderedRowIndex = rowIndex === borderedRowIndex; for (const element of elementsToStick[rowIndex]) { this._addStickyStyle(element, position, offset, isBorderedRowIndex); } } if (position === 'top') { this._positionListener?.stickyHeaderRowsUpdated({ sizes: stickyCellHeights, offsets: stickyOffsets, elements: elementsToStick, }); } else { this._positionListener?.stickyFooterRowsUpdated({ sizes: stickyCellHeights, offsets: stickyOffsets, elements: elementsToStick, }); } }, }); } /** * When using the native table in Safari, sticky footer cells do not stick. The only way to stick * footer rows is to apply sticky styling to the tfoot container. This should only be done if * all footer rows are sticky. If not all footer rows are sticky, remove sticky positioning from * the tfoot element. */ updateStickyFooterContainer(tableElement, stickyStates) { if (!this._isNativeHtmlTable) { return; } // Coalesce with other sticky updates (and potentially other changes like column resize). this._afterNextRender({ write: () => { const tfoot = tableElement.querySelector('tfoot'); if (tfoot) { if (stickyStates.some(state => !state)) { this._removeStickyStyle(tfoot, ['bottom']); } else { this._addStickyStyle(tfoot, 'bottom', 0, false); } } }, }); } /** Triggered by the table's OnDestroy hook. */ destroy() { if (this._stickyColumnsReplayTimeout) { clearTimeout(this._stickyColumnsReplayTimeout); } this._resizeObserver?.disconnect(); this._destroyed = true; } /** * Removes the sticky style on the element by removing the sticky cell CSS class, re-evaluating * the zIndex, removing each of the provided sticky directions, and removing the * sticky position if there are no more directions. */ _removeStickyStyle(element, stickyDirections) { if (!element.classList.contains(this._stickCellCss)) { return; } for (const dir of stickyDirections) { element.style[dir] = ''; element.classList.remove(this._borderCellCss[dir]); } // If the element no longer has any more sticky directions, remove sticky positioning and // the sticky CSS class. // Short-circuit checking element.style[dir] for stickyDirections as they // were already removed above. const hasDirection = STICKY_DIRECTIONS.some(dir => stickyDirections.indexOf(dir) === -1 && element.style[dir]); if (hasDirection) { element.style.zIndex = this._getCalculatedZIndex(element); } else { // When not hasDirection, _getCalculatedZIndex will always return ''. element.style.zIndex = ''; if (this._needsPositionStickyOnElement) { element.style.position = ''; } element.classList.remove(this._stickCellCss); } } /** * Adds the sticky styling to the element by adding the sticky style class, changing position * to be sticky (and -webkit-sticky), setting the appropriate zIndex, and adding a sticky * direction and value. */ _addStickyStyle(element, dir, dirValue, isBorderElement) { element.classList.add(this._stickCellCss); if (isBorderElement) { element.classList.add(this._borderCellCss[dir]); } element.style[dir] = `${dirValue}px`; element.style.zIndex = this._getCalculatedZIndex(element); if (this._needsPositionStickyOnElement) { element.style.cssText += 'position: -webkit-sticky; position: sticky; '; } } /** * Calculate what the z-index should be for the element, depending on what directions (top, * bottom, left, right) have been set. It should be true that elements with a top direction * should have the highest index since these are elements like a table header. If any of those * elements are also sticky in another direction, then they should appear above other elements * that are only sticky top (e.g. a sticky column on a sticky header). Bottom-sticky elements * (e.g. footer rows) should then be next in the ordering such that they are below the header * but above any non-sticky elements. Finally, left/right sticky elements (e.g. sticky columns) * should minimally increment so that they are above non-sticky elements but below top and bottom * elements. */ _getCalculatedZIndex(element) { const zIndexIncrements = { top: 100, bottom: 10, left: 1, right: 1, }; let zIndex = 0; // Use `Iterable` instead of `Array` because TypeScript, as of 3.6.3, // loses the array generic type in the `for of`. But we *also* have to use `Array` because // typescript won't iterate over an `Iterable` unless you compile with `--downlevelIteration` for (const dir of STICKY_DIRECTIONS) { if (element.style[dir]) { zIndex += zIndexIncrements[dir]; } } return zIndex ? `${zIndex}` : ''; } /** Gets the widths for each cell in the provided row. */ _getCellWidths(row, recalculateCellWidths = true) { if (!recalculateCellWidths && this._cachedCellWidths.length) { return this._cachedCellWidths; } const cellWidths = []; const firstRowCells = row.children; for (let i = 0; i < firstRowCells.length; i++) { const cell = firstRowCells[i]; cellWidths.push(this._retrieveElementSize(cell).width); } this._cachedCellWidths = cellWidths; return cellWidths; } /** * Determines the left and right positions of each sticky column cell, which will be the * accumulation of all sticky column cell widths to the left and right, respectively. * Non-sticky cells do not need to have a value set since their positions will not be applied. */ _getStickyStartColumnPositions(widths, stickyStates) { const positions = []; let nextPosition = 0; for (let i = 0; i < widths.length; i++) { if (stickyStates[i]) { positions[i] = nextPosition; nextPosition += widths[i]; } } return positions; } /** * Determines the left and right positions of each sticky column cell, which will be the * accumulation of all sticky column cell widths to the left and right, respectively. * Non-sticky cells do not need to have a value set since their positions will not be applied. */ _getStickyEndColumnPositions(widths, stickyStates) { const positions = []; let nextPosition = 0;