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- /*!
- * (C) Ionic http://ionicframework.com - MIT License
- */
- import { proxyCustomElement, HTMLElement, createEvent, h, Host } from '@stencil/core/internal/client';
- import { e as renderHiddenInput } from './helpers.js';
- import { b as getIonMode } from './ionic-global.js';
- const radioGroupIosCss = "ion-radio-group{vertical-align:top}.radio-group-wrapper{display:inline}.radio-group-top{line-height:1.5}.radio-group-top .error-text{display:none;color:var(--ion-color-danger, #c5000f)}.radio-group-top .helper-text{display:block;color:var(--ion-color-step-700, var(--ion-text-color-step-300, #4d4d4d))}.ion-touched.ion-invalid .radio-group-top .error-text{display:block}.ion-touched.ion-invalid .radio-group-top .helper-text{display:none}ion-list .radio-group-top{-webkit-padding-start:16px;padding-inline-start:16px;-webkit-padding-end:16px;padding-inline-end:16px}";
- const IonRadioGroupIosStyle0 = radioGroupIosCss;
- const radioGroupMdCss = "ion-radio-group{vertical-align:top}.radio-group-wrapper{display:inline}.radio-group-top{line-height:1.5}.radio-group-top .error-text{display:none;color:var(--ion-color-danger, #c5000f)}.radio-group-top .helper-text{display:block;color:var(--ion-color-step-700, var(--ion-text-color-step-300, #4d4d4d))}.ion-touched.ion-invalid .radio-group-top .error-text{display:block}.ion-touched.ion-invalid .radio-group-top .helper-text{display:none}ion-list .radio-group-top{-webkit-padding-start:16px;padding-inline-start:16px;-webkit-padding-end:16px;padding-inline-end:16px}";
- const IonRadioGroupMdStyle0 = radioGroupMdCss;
- const RadioGroup = /*@__PURE__*/ proxyCustomElement(class RadioGroup extends HTMLElement {
- constructor() {
- super();
- this.__registerHost();
- this.ionChange = createEvent(this, "ionChange", 7);
- this.ionValueChange = createEvent(this, "ionValueChange", 7);
- this.inputId = `ion-rg-${radioGroupIds++}`;
- this.helperTextId = `${this.inputId}-helper-text`;
- this.errorTextId = `${this.inputId}-error-text`;
- this.labelId = `${this.inputId}-lbl`;
- this.setRadioTabindex = (value) => {
- const radios = this.getRadios();
- // Get the first radio that is not disabled and the checked one
- const first = radios.find((radio) => !radio.disabled);
- const checked = radios.find((radio) => radio.value === value && !radio.disabled);
- if (!first && !checked) {
- return;
- }
- // If an enabled checked radio exists, set it to be the focusable radio
- // otherwise we default to focus the first radio
- const focusable = checked || first;
- for (const radio of radios) {
- const tabindex = radio === focusable ? 0 : -1;
- radio.setButtonTabindex(tabindex);
- }
- };
- this.onClick = (ev) => {
- ev.preventDefault();
- /**
- * The Radio Group component mandates that only one radio button
- * within the group can be selected at any given time. Since `ion-radio`
- * is a shadow DOM component, it cannot natively perform this behavior
- * using the `name` attribute.
- */
- const selectedRadio = ev.target && ev.target.closest('ion-radio');
- /**
- * Our current disabled prop definition causes Stencil to mark it
- * as optional. While this is not desired, fixing this behavior
- * in Stencil is a significant breaking change, so this effort is
- * being de-risked in STENCIL-917. Until then, we compromise
- * here by checking for falsy `disabled` values instead of strictly
- * checking `disabled === false`.
- */
- if (selectedRadio && !selectedRadio.disabled) {
- const currentValue = this.value;
- const newValue = selectedRadio.value;
- if (newValue !== currentValue) {
- this.value = newValue;
- this.emitValueChange(ev);
- }
- else if (this.allowEmptySelection) {
- this.value = undefined;
- this.emitValueChange(ev);
- }
- }
- };
- this.allowEmptySelection = false;
- this.compareWith = undefined;
- this.name = this.inputId;
- this.value = undefined;
- this.helperText = undefined;
- this.errorText = undefined;
- }
- valueChanged(value) {
- this.setRadioTabindex(value);
- this.ionValueChange.emit({ value });
- }
- componentDidLoad() {
- /**
- * There's an issue when assigning a value to the radio group
- * within the Angular primary content (rendering within the
- * app component template). When the template is isolated to a route,
- * the value is assigned correctly.
- * To address this issue, we need to ensure that the watcher is
- * called after the component has finished loading,
- * allowing the emit to be dispatched correctly.
- */
- this.valueChanged(this.value);
- }
- async connectedCallback() {
- // Get the list header if it exists and set the id
- // this is used to set aria-labelledby
- const header = this.el.querySelector('ion-list-header') || this.el.querySelector('ion-item-divider');
- if (header) {
- const label = (this.label = header.querySelector('ion-label'));
- if (label) {
- this.labelId = label.id = this.name + '-lbl';
- }
- }
- }
- getRadios() {
- return Array.from(this.el.querySelectorAll('ion-radio'));
- }
- /**
- * Emits an `ionChange` event.
- *
- * This API should be called for user committed changes.
- * This API should not be used for external value changes.
- */
- emitValueChange(event) {
- const { value } = this;
- this.ionChange.emit({ value, event });
- }
- onKeydown(ev) {
- // We don't want the value to automatically change/emit when the radio group is part of a select interface
- // as this will cause the interface to close when navigating through the radio group options
- const inSelectInterface = !!this.el.closest('ion-select-popover') || !!this.el.closest('ion-select-modal');
- if (ev.target && !this.el.contains(ev.target)) {
- return;
- }
- // Get all radios inside of the radio group and then
- // filter out disabled radios since we need to skip those
- const radios = this.getRadios().filter((radio) => !radio.disabled);
- // Only move the radio if the current focus is in the radio group
- if (ev.target && radios.includes(ev.target)) {
- const index = radios.findIndex((radio) => radio === ev.target);
- const current = radios[index];
- let next;
- // If hitting arrow down or arrow right, move to the next radio
- // If we're on the last radio, move to the first radio
- if (['ArrowDown', 'ArrowRight'].includes(ev.key)) {
- next = index === radios.length - 1 ? radios[0] : radios[index + 1];
- }
- // If hitting arrow up or arrow left, move to the previous radio
- // If we're on the first radio, move to the last radio
- if (['ArrowUp', 'ArrowLeft'].includes(ev.key)) {
- next = index === 0 ? radios[radios.length - 1] : radios[index - 1];
- }
- if (next && radios.includes(next)) {
- next.setFocus(ev);
- if (!inSelectInterface) {
- this.value = next.value;
- this.emitValueChange(ev);
- }
- }
- // Update the radio group value when a user presses the
- // space bar on top of a selected radio
- if ([' '].includes(ev.key)) {
- const previousValue = this.value;
- this.value = this.allowEmptySelection && this.value !== undefined ? undefined : current.value;
- if (previousValue !== this.value || this.allowEmptySelection) {
- /**
- * Value change should only be emitted if the value is different,
- * such as selecting a new radio with the space bar or if
- * the radio group allows for empty selection and the user
- * is deselecting a checked radio.
- */
- this.emitValueChange(ev);
- }
- // Prevent browsers from jumping
- // to the bottom of the screen
- ev.preventDefault();
- }
- }
- }
- /** @internal */
- async setFocus() {
- const radioToFocus = this.getRadios().find((r) => r.tabIndex !== -1);
- radioToFocus === null || radioToFocus === void 0 ? void 0 : radioToFocus.setFocus();
- }
- /**
- * Renders the helper text or error text values
- */
- renderHintText() {
- const { helperText, errorText, helperTextId, errorTextId } = this;
- const hasHintText = !!helperText || !!errorText;
- if (!hasHintText) {
- return;
- }
- return (h("div", { class: "radio-group-top" }, h("div", { id: helperTextId, class: "helper-text" }, helperText), h("div", { id: errorTextId, class: "error-text" }, errorText)));
- }
- getHintTextID() {
- const { el, helperText, errorText, helperTextId, errorTextId } = this;
- if (el.classList.contains('ion-touched') && el.classList.contains('ion-invalid') && errorText) {
- return errorTextId;
- }
- if (helperText) {
- return helperTextId;
- }
- return undefined;
- }
- render() {
- const { label, labelId, el, name, value } = this;
- const mode = getIonMode(this);
- renderHiddenInput(true, el, name, value, false);
- return (h(Host, { key: 'cac92777297029d7fd1b6af264d92850e35dfbba', role: "radiogroup", "aria-labelledby": label ? labelId : null, "aria-describedby": this.getHintTextID(), "aria-invalid": this.getHintTextID() === this.errorTextId, onClick: this.onClick, class: mode }, this.renderHintText(), h("div", { key: '6b5c634dba30d54eedc031b077863f3d6a9d9e9b', class: "radio-group-wrapper" }, h("slot", { key: '443edb3ff6f4c59d4c4324c8a19f2d6def47a322' }))));
- }
- get el() { return this; }
- static get watchers() { return {
- "value": ["valueChanged"]
- }; }
- static get style() { return {
- ios: IonRadioGroupIosStyle0,
- md: IonRadioGroupMdStyle0
- }; }
- }, [36, "ion-radio-group", {
- "allowEmptySelection": [4, "allow-empty-selection"],
- "compareWith": [1, "compare-with"],
- "name": [1],
- "value": [1032],
- "helperText": [1, "helper-text"],
- "errorText": [1, "error-text"],
- "setFocus": [64]
- }, [[4, "keydown", "onKeydown"]], {
- "value": ["valueChanged"]
- }]);
- let radioGroupIds = 0;
- function defineCustomElement() {
- if (typeof customElements === "undefined") {
- return;
- }
- const components = ["ion-radio-group"];
- components.forEach(tagName => { switch (tagName) {
- case "ion-radio-group":
- if (!customElements.get(tagName)) {
- customElements.define(tagName, RadioGroup);
- }
- break;
- } });
- }
- export { RadioGroup as R, defineCustomElement as d };
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