source: trip-planner-front/node_modules/primeng/esm2020/focustrap/focustrap.mjs@ b738035

import { NgModule, Directive, HostListener, Input } from '@angular/core';
import { CommonModule } from '@angular/common';
import { DomHandler } from 'primeng/dom';
import * as i0 from "@angular/core";
export class FocusTrap {
    constructor(el) {
        this.el = el;
    }
    onkeydown(e) {
        if (this.pFocusTrapDisabled !== true) {
            e.preventDefault();
            let focusableElements = DomHandler.getFocusableElements(this.el.nativeElement);
            if (focusableElements && focusableElements.length > 0) {
                if (!focusableElements[0].ownerDocument.activeElement) {
                    focusableElements[0].focus();
                }
                else {
                    let focusedIndex = focusableElements.indexOf(focusableElements[0].ownerDocument.activeElement);
                    if (e.shiftKey) {
                        if (focusedIndex == -1 || focusedIndex === 0)
                            focusableElements[focusableElements.length - 1].focus();
                        else
                            focusableElements[focusedIndex - 1].focus();
                    }
                    else {
                        if (focusedIndex == -1 || focusedIndex === (focusableElements.length - 1))
                            focusableElements[0].focus();
                        else
                            focusableElements[focusedIndex + 1].focus();
                    }
                }
            }
        }
    }
}
FocusTrap.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: FocusTrap, deps: [{ token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Directive });
FocusTrap.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "12.0.0", version: "13.0.0", type: FocusTrap, selector: "[pFocusTrap]", inputs: { pFocusTrapDisabled: "pFocusTrapDisabled" }, host: { listeners: { "keydown.tab": "onkeydown($event)", "keydown.shift.tab": "onkeydown($event)" }, classAttribute: "p-element" }, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: FocusTrap, decorators: [{
            type: Directive,
            args: [{
                    selector: '[pFocusTrap]',
                    host: {
                        'class': 'p-element'
                    }
                }]
        }], ctorParameters: function () { return [{ type: i0.ElementRef }]; }, propDecorators: { pFocusTrapDisabled: [{
                type: Input
            }], onkeydown: [{
                type: HostListener,
                args: ['keydown.tab', ['$event']]
            }, {
                type: HostListener,
                args: ['keydown.shift.tab', ['$event']]
            }] } });
export class FocusTrapModule {
}
FocusTrapModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: FocusTrapModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
FocusTrapModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: FocusTrapModule, declarations: [FocusTrap], imports: [CommonModule], exports: [FocusTrap] });
FocusTrapModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: FocusTrapModule, imports: [[CommonModule]] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: FocusTrapModule, decorators: [{
            type: NgModule,
            args: [{
                    imports: [CommonModule],
                    exports: [FocusTrap],
                    declarations: [FocusTrap]
                }]
        }] });
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