@visa/nova-angular
Version:
Visa Product Design System Nova Angular library
136 lines • 14.8 kB
JavaScript
/**
* Copyright (c) 2025 Visa, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**/
import { coerceBooleanProperty } from '@angular/cdk/coercion';
import { ContentChildren, Directive, EventEmitter, HostBinding, Input, Optional, Output, QueryList, signal } from '@angular/core';
import { ButtonColor, ButtonSize } from '../button/button.constants';
import { ButtonDirective } from '../button/button.directive';
import * as i0 from "@angular/core";
import * as i1 from "../button/button.directive";
export class AccordionHeadingDirective {
constructor(hostButton) {
this.hostButton = hostButton;
this._subtle = signal(false);
this._class = '';
this._expanded = false;
/**
* Emits item index when accordion item is toggled (collapsed and expanded).
*/
this.toggled = new EventEmitter();
}
/**
* Provides custom class(es) for custom styling.
* @default .v-accordion-heading
*/
get class() {
return [this._class, 'v-accordion-heading'].join(' ');
}
set class(value) {
this._class = value;
}
get hostClass() {
return this.class;
}
/**
* Sets expanded state of accordion heading. <br />
* <strong>This property is overriden when used with details/summary version of accordion. Instead, refer to the native <code>open</code> property of the details element.</strong>
* @default false
*/
get expanded() {
return this._expanded;
}
set expanded(value) {
this._expanded = coerceBooleanProperty(value);
this.toggled.emit(this._index);
}
get hostBackground() {
if (this._subtle()) {
return 'transparent';
}
}
get hostGap() {
if (this._subtle()) {
return '2px';
}
}
get hostForeground() {
// only apply subtle foreground color if the button is not disabled
if (this._subtle() && !(this.hostButton?.disabled || this.hostButton?.ariaDisabled)) {
return 'var(--palette-default-active)';
}
}
ngAfterContentInit() {
// children buttons
if (this.buttons) {
this.buttons.toArray().forEach((button) => {
if (button.toggleIcon || button.toggleIconComponent) {
this._buttonHeading = button;
}
});
}
// [v-button][v-accordion-heading] instance
if (this.hostButton) {
if (!this.hostButton._buttonSizeSetByUser) {
this.hostButton.buttonSize = ButtonSize.LARGE;
this.hostButton._buttonSizeSetByUser = false;
}
if (!this.hostButton._buttonColorSetByUser) {
this.hostButton.buttonColor = ButtonColor.SECONDARY;
this.hostButton._buttonColorSetByUser = false;
}
}
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: AccordionHeadingDirective, deps: [{ token: i1.ButtonDirective, optional: true }], target: i0.ɵɵFactoryTarget.Directive }); }
static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "17.3.12", type: AccordionHeadingDirective, isStandalone: true, selector: "[v-accordion-heading]", inputs: { class: "class", expanded: "expanded" }, outputs: { toggled: "toggled" }, host: { properties: { "class": "this.hostClass", "style.--v-button-default-background": "this.hostBackground", "style.--v-accordion-background": "this.hostBackground", "style.--v-button-default-gap": "this.hostGap", "style.--v-accordion-items-gap": "this.hostGap", "style.--v-accordion-foreground-initial": "this.hostForeground" } }, queries: [{ propertyName: "buttons", predicate: ButtonDirective }], ngImport: i0 }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: AccordionHeadingDirective, decorators: [{
type: Directive,
args: [{
standalone: true,
// tslint:disable-next-line:directive-selector
selector: '[v-accordion-heading]'
}]
}], ctorParameters: () => [{ type: i1.ButtonDirective, decorators: [{
type: Optional
}] }], propDecorators: { buttons: [{
type: ContentChildren,
args: [ButtonDirective]
}], class: [{
type: Input
}], hostClass: [{
type: HostBinding,
args: ['class']
}], expanded: [{
type: Input
}], toggled: [{
type: Output
}], hostBackground: [{
type: HostBinding,
args: ['style.--v-button-default-background']
}, {
type: HostBinding,
args: ['style.--v-accordion-background']
}], hostGap: [{
type: HostBinding,
args: ['style.--v-button-default-gap']
}, {
type: HostBinding,
args: ['style.--v-accordion-items-gap']
}], hostForeground: [{
type: HostBinding,
args: ['style.--v-accordion-foreground-initial']
}] } });
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Instead, refer to the native <code>open</code> property of the details element.</strong>\n   * @default false\n   */\n  @Input()\n  get expanded(): boolean {\n    return this._expanded;\n  }\n  set expanded(value: BooleanInput) {\n    this._expanded = coerceBooleanProperty(value);\n    this.toggled.emit(this._index);\n  }\n  _expanded: boolean = false;\n\n  /**\n   * Emits item index when accordion item is toggled (collapsed and expanded).\n   */\n  @Output() toggled = new EventEmitter<number>();\n\n  @HostBinding('style.--v-button-default-background')\n  @HostBinding('style.--v-accordion-background')\n  get hostBackground(): string | void {\n    if (this._subtle()) {\n      return 'transparent';\n    }\n  }\n\n  @HostBinding('style.--v-button-default-gap')\n  @HostBinding('style.--v-accordion-items-gap')\n  get hostGap(): string | void {\n    if (this._subtle()) {\n      return '2px';\n    }\n  }\n\n  @HostBinding('style.--v-accordion-foreground-initial')\n  get hostForeground(): string | void {\n    // only apply subtle foreground color if the button is not disabled\n    if (this._subtle() && !(this.hostButton?.disabled || this.hostButton?.ariaDisabled)) {\n      return 'var(--palette-default-active)';\n    }\n  }\n\n  ngAfterContentInit(): void {\n    // children buttons\n    if (this.buttons) {\n      this.buttons.toArray().forEach((button) => {\n        if (button.toggleIcon || button.toggleIconComponent) {\n          this._buttonHeading = button;\n        }\n      });\n    }\n\n    // [v-button][v-accordion-heading] instance\n    if (this.hostButton) {\n      if (!this.hostButton._buttonSizeSetByUser) {\n        this.hostButton.buttonSize = ButtonSize.LARGE;\n        this.hostButton._buttonSizeSetByUser = false;\n      }\n      if (!this.hostButton._buttonColorSetByUser) {\n        this.hostButton.buttonColor = ButtonColor.SECONDARY;\n        this.hostButton._buttonColorSetByUser = false;\n      }\n    }\n  }\n}\n"]}