app/node_modules/@ionic/core/components/ion-back-button.js

/*!
 * (C) Ionic http://ionicframework.com - MIT License
 */
import { proxyCustomElement, HTMLElement, h, Host } from '@stencil/core/internal/client';
import { i as inheritAriaAttributes } from './helpers.js';
import { o as openURL, c as createColorClasses, h as hostContext } from './theme.js';
import { a as chevronBack, b as arrowBackSharp } from './index7.js';
import { c as config } from './index4.js';
import { b as getIonMode } from './ionic-global.js';
import { d as defineCustomElement$3 } from './icon.js';
import { d as defineCustomElement$2 } from './ripple-effect.js';

const backButtonIosCss = ":host{--background:transparent;--color-focused:currentColor;--color-hover:currentColor;--icon-margin-top:0;--icon-margin-bottom:0;--icon-padding-top:0;--icon-padding-end:0;--icon-padding-bottom:0;--icon-padding-start:0;--margin-top:0;--margin-end:0;--margin-bottom:0;--margin-start:0;--min-width:auto;--min-height:auto;--padding-top:0;--padding-end:0;--padding-bottom:0;--padding-start:0;--opacity:1;--ripple-color:currentColor;--transition:background-color, opacity 100ms linear;display:none;min-width:var(--min-width);min-height:var(--min-height);color:var(--color);font-family:var(--ion-font-family, inherit);text-align:center;text-decoration:none;text-overflow:ellipsis;text-transform:none;white-space:nowrap;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;-webkit-font-kerning:none;font-kerning:none}ion-ripple-effect{color:var(--ripple-color)}:host(.ion-color) .button-native{color:var(--ion-color-base)}:host(.show-back-button){display:block}:host(.back-button-disabled){cursor:default;opacity:0.5;pointer-events:none}.button-native{border-radius:var(--border-radius);-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased;-webkit-margin-start:var(--margin-start);margin-inline-start:var(--margin-start);-webkit-margin-end:var(--margin-end);margin-inline-end:var(--margin-end);margin-top:var(--margin-top);margin-bottom:var(--margin-bottom);-webkit-padding-start:var(--padding-start);padding-inline-start:var(--padding-start);-webkit-padding-end:var(--padding-end);padding-inline-end:var(--padding-end);padding-top:var(--padding-top);padding-bottom:var(--padding-bottom);font-family:inherit;font-size:inherit;font-style:inherit;font-weight:inherit;letter-spacing:inherit;text-decoration:inherit;text-indent:inherit;text-overflow:inherit;text-transform:inherit;text-align:inherit;white-space:inherit;color:inherit;display:block;position:relative;width:100%;height:100%;min-height:inherit;-webkit-transition:var(--transition);transition:var(--transition);border:0;outline:none;background:var(--background);line-height:1;cursor:pointer;opacity:var(--opacity);overflow:hidden;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;z-index:0;-webkit-appearance:none;-moz-appearance:none;appearance:none}.button-inner{display:-ms-flexbox;display:flex;position:relative;-ms-flex-flow:row nowrap;flex-flow:row nowrap;-ms-flex-negative:0;flex-shrink:0;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;width:100%;height:100%;z-index:1}ion-icon{-webkit-padding-start:var(--icon-padding-start);padding-inline-start:var(--icon-padding-start);-webkit-padding-end:var(--icon-padding-end);padding-inline-end:var(--icon-padding-end);padding-top:var(--icon-padding-top);padding-bottom:var(--icon-padding-bottom);-webkit-margin-start:var(--icon-margin-start);margin-inline-start:var(--icon-margin-start);-webkit-margin-end:var(--icon-margin-end);margin-inline-end:var(--icon-margin-end);margin-top:var(--icon-margin-top);margin-bottom:var(--icon-margin-bottom);display:inherit;font-size:var(--icon-font-size);font-weight:var(--icon-font-weight);pointer-events:none}:host(.ion-focused) .button-native{color:var(--color-focused)}:host(.ion-focused) .button-native::after{background:var(--background-focused);opacity:var(--background-focused-opacity)}.button-native::after{left:0;right:0;top:0;bottom:0;position:absolute;content:\"\";opacity:0}@media (any-hover: hover){:host(:hover) .button-native{color:var(--color-hover)}:host(:hover) .button-native::after{background:var(--background-hover);opacity:var(--background-hover-opacity)}}:host(.ion-color.ion-focused) .button-native{color:var(--ion-color-base)}@media (any-hover: hover){:host(.ion-color:hover) .button-native{color:var(--ion-color-base)}}:host(.in-toolbar:not(.in-toolbar-color)){color:var(--ion-toolbar-color, var(--color))}:host{--background-hover:transparent;--background-hover-opacity:1;--background-focused:currentColor;--background-focused-opacity:.1;--border-radius:4px;--color:var(--ion-color-primary, #0054e9);--icon-margin-end:1px;--icon-margin-start:-4px;--icon-font-size:1.6em;--min-height:32px;font-size:clamp(17px, 1.0625rem, 21.998px)}.button-native{-webkit-transform:translateZ(0);transform:translateZ(0);overflow:visible;z-index:99}:host(.ion-activated) .button-native{opacity:0.4}@media (any-hover: hover){:host(:hover){opacity:0.6}}";
const IonBackButtonIosStyle0 = backButtonIosCss;

const backButtonMdCss = ":host{--background:transparent;--color-focused:currentColor;--color-hover:currentColor;--icon-margin-top:0;--icon-margin-bottom:0;--icon-padding-top:0;--icon-padding-end:0;--icon-padding-bottom:0;--icon-padding-start:0;--margin-top:0;--margin-end:0;--margin-bottom:0;--margin-start:0;--min-width:auto;--min-height:auto;--padding-top:0;--padding-end:0;--padding-bottom:0;--padding-start:0;--opacity:1;--ripple-color:currentColor;--transition:background-color, opacity 100ms linear;display:none;min-width:var(--min-width);min-height:var(--min-height);color:var(--color);font-family:var(--ion-font-family, inherit);text-align:center;text-decoration:none;text-overflow:ellipsis;text-transform:none;white-space:nowrap;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;-webkit-font-kerning:none;font-kerning:none}ion-ripple-effect{color:var(--ripple-color)}:host(.ion-color) .button-native{color:var(--ion-color-base)}:host(.show-back-button){display:block}:host(.back-button-disabled){cursor:default;opacity:0.5;pointer-events:none}.button-native{border-radius:var(--border-radius);-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased;-webkit-margin-start:var(--margin-start);margin-inline-start:var(--margin-start);-webkit-margin-end:var(--margin-end);margin-inline-end:var(--margin-end);margin-top:var(--margin-top);margin-bottom:var(--margin-bottom);-webkit-padding-start:var(--padding-start);padding-inline-start:var(--padding-start);-webkit-padding-end:var(--padding-end);padding-inline-end:var(--padding-end);padding-top:var(--padding-top);padding-bottom:var(--padding-bottom);font-family:inherit;font-size:inherit;font-style:inherit;font-weight:inherit;letter-spacing:inherit;text-decoration:inherit;text-indent:inherit;text-overflow:inherit;text-transform:inherit;text-align:inherit;white-space:inherit;color:inherit;display:block;position:relative;width:100%;height:100%;min-height:inherit;-webkit-transition:var(--transition);transition:var(--transition);border:0;outline:none;background:var(--background);line-height:1;cursor:pointer;opacity:var(--opacity);overflow:hidden;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;z-index:0;-webkit-appearance:none;-moz-appearance:none;appearance:none}.button-inner{display:-ms-flexbox;display:flex;position:relative;-ms-flex-flow:row nowrap;flex-flow:row nowrap;-ms-flex-negative:0;flex-shrink:0;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;width:100%;height:100%;z-index:1}ion-icon{-webkit-padding-start:var(--icon-padding-start);padding-inline-start:var(--icon-padding-start);-webkit-padding-end:var(--icon-padding-end);padding-inline-end:var(--icon-padding-end);padding-top:var(--icon-padding-top);padding-bottom:var(--icon-padding-bottom);-webkit-margin-start:var(--icon-margin-start);margin-inline-start:var(--icon-margin-start);-webkit-margin-end:var(--icon-margin-end);margin-inline-end:var(--icon-margin-end);margin-top:var(--icon-margin-top);margin-bottom:var(--icon-margin-bottom);display:inherit;font-size:var(--icon-font-size);font-weight:var(--icon-font-weight);pointer-events:none}:host(.ion-focused) .button-native{color:var(--color-focused)}:host(.ion-focused) .button-native::after{background:var(--background-focused);opacity:var(--background-focused-opacity)}.button-native::after{left:0;right:0;top:0;bottom:0;position:absolute;content:\"\";opacity:0}@media (any-hover: hover){:host(:hover) .button-native{color:var(--color-hover)}:host(:hover) .button-native::after{background:var(--background-hover);opacity:var(--background-hover-opacity)}}:host(.ion-color.ion-focused) .button-native{color:var(--ion-color-base)}@media (any-hover: hover){:host(.ion-color:hover) .button-native{color:var(--ion-color-base)}}:host(.in-toolbar:not(.in-toolbar-color)){color:var(--ion-toolbar-color, var(--color))}:host{--border-radius:4px;--background-focused:currentColor;--background-focused-opacity:.12;--background-hover:currentColor;--background-hover-opacity:0.04;--color:currentColor;--icon-margin-end:0;--icon-margin-start:0;--icon-font-size:1.5rem;--icon-font-weight:normal;--min-height:32px;--min-width:44px;--padding-start:12px;--padding-end:12px;font-size:0.875rem;font-weight:500;text-transform:uppercase}:host(.back-button-has-icon-only){--border-radius:50%;min-width:48px;min-height:48px;aspect-ratio:1/1}.button-native{-webkit-box-shadow:none;box-shadow:none}.button-text{-webkit-padding-start:4px;padding-inline-start:4px;-webkit-padding-end:4px;padding-inline-end:4px;padding-top:0;padding-bottom:0}ion-icon{line-height:0.67;text-align:start}@media (any-hover: hover){:host(.ion-color:hover) .button-native::after{background:var(--ion-color-base)}}:host(.ion-color.ion-focused) .button-native::after{background:var(--ion-color-base)}";
const IonBackButtonMdStyle0 = backButtonMdCss;

const BackButton = /*@__PURE__*/ proxyCustomElement(class BackButton extends HTMLElement {
    constructor() {
        super();
        this.__registerHost();
        this.__attachShadow();
        this.inheritedAttributes = {};
        this.onClick = async (ev) => {
            const nav = this.el.closest('ion-nav');
            ev.preventDefault();
            if (nav && (await nav.canGoBack())) {
                return nav.pop({ animationBuilder: this.routerAnimation, skipIfBusy: true });
            }
            return openURL(this.defaultHref, ev, 'back', this.routerAnimation);
        };
        this.color = undefined;
        this.defaultHref = undefined;
        this.disabled = false;
        this.icon = undefined;
        this.text = undefined;
        this.type = 'button';
        this.routerAnimation = undefined;
    }
    componentWillLoad() {
        this.inheritedAttributes = inheritAriaAttributes(this.el);
        if (this.defaultHref === undefined) {
            this.defaultHref = config.get('backButtonDefaultHref');
        }
    }
    get backButtonIcon() {
        const icon = this.icon;
        if (icon != null) {
            // icon is set on the component or by the config
            return icon;
        }
        if (getIonMode(this) === 'ios') {
            // default ios back button icon
            return config.get('backButtonIcon', chevronBack);
        }
        // default md back button icon
        return config.get('backButtonIcon', arrowBackSharp);
    }
    get backButtonText() {
        const defaultBackButtonText = getIonMode(this) === 'ios' ? 'Back' : null;
        return this.text != null ? this.text : config.get('backButtonText', defaultBackButtonText);
    }
    get hasIconOnly() {
        return this.backButtonIcon && !this.backButtonText;
    }
    get rippleType() {
        // If the button only has an icon we use the unbounded
        // "circular" ripple effect
        if (this.hasIconOnly) {
            return 'unbounded';
        }
        return 'bounded';
    }
    render() {
        const { color, defaultHref, disabled, type, hasIconOnly, backButtonIcon, backButtonText, icon, inheritedAttributes, } = this;
        const showBackButton = defaultHref !== undefined;
        const mode = getIonMode(this);
        const ariaLabel = inheritedAttributes['aria-label'] || backButtonText || 'back';
        return (h(Host, { key: '5466624a10f1ab56f5469e6dc07080303880f2fe', onClick: this.onClick, class: createColorClasses(color, {
                [mode]: true,
                button: true, // ion-buttons target .button
                'back-button-disabled': disabled,
                'back-button-has-icon-only': hasIconOnly,
                'in-toolbar': hostContext('ion-toolbar', this.el),
                'in-toolbar-color': hostContext('ion-toolbar[color]', this.el),
                'ion-activatable': true,
                'ion-focusable': true,
                'show-back-button': showBackButton,
            }) }, h("button", { key: '63bc75ef0ad7cc9fb79e58217a3314b20acd73e3', type: type, disabled: disabled, class: "button-native", part: "native", "aria-label": ariaLabel }, h("span", { key: '5d3eacbd11af2245c6e1151cab446a0d96559ad8', class: "button-inner" }, backButtonIcon && (h("ion-icon", { key: '6439af0ae463764174e7d3207f02267811df666d', part: "icon", icon: backButtonIcon, "aria-hidden": "true", lazy: false, "flip-rtl": icon === undefined })), backButtonText && (h("span", { key: '8ee89fb18dfdb5b75948a8b197ff4cdbc008742f', part: "text", "aria-hidden": "true", class: "button-text" }, backButtonText))), mode === 'md' && h("ion-ripple-effect", { key: '63803a884998bc73bea5afe0b2a0a14e3fa4d6bf', type: this.rippleType }))));
    }
    get el() { return this; }
    static get style() { return {
        ios: IonBackButtonIosStyle0,
        md: IonBackButtonMdStyle0
    }; }
}, [33, "ion-back-button", {
        "color": [513],
        "defaultHref": [1025, "default-href"],
        "disabled": [516],
        "icon": [1],
        "text": [1],
        "type": [1],
        "routerAnimation": [16]
    }]);
function defineCustomElement$1() {
    if (typeof customElements === "undefined") {
        return;
    }
    const components = ["ion-back-button", "ion-icon", "ion-ripple-effect"];
    components.forEach(tagName => { switch (tagName) {
        case "ion-back-button":
            if (!customElements.get(tagName)) {
                customElements.define(tagName, BackButton);
            }
            break;
        case "ion-icon":
            if (!customElements.get(tagName)) {
                defineCustomElement$3();
            }
            break;
        case "ion-ripple-effect":
            if (!customElements.get(tagName)) {
                defineCustomElement$2();
            }
            break;
    } });
}

const IonBackButton = BackButton;
const defineCustomElement = defineCustomElement$1;

export { IonBackButton, defineCustomElement };