/*!
 * (C) Ionic http://ionicframework.com - MIT License
 */
import { proxyCustomElement, HTMLElement, createEvent, h, Host } from '@stencil/core/internal/client';
import { b as getIonMode } from './ionic-global.js';
import { n as getAriaLabel, e as renderHiddenInput } from './helpers.js';
import { c as createColorClasses, h as hostContext } from './theme.js';

const checkboxIosCss = ":host{--background-checked:var(--ion-color-primary, #3880ff);--border-color-checked:var(--ion-color-primary, #3880ff);--checkmark-color:var(--ion-color-primary-contrast, #fff);--checkmark-width:1;--transition:none;display:inline-block;position:relative;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;z-index:2}:host(.ion-color){--background-checked:var(--ion-color-base);--border-color-checked:var(--ion-color-base);--checkmark-color:var(--ion-color-contrast)}label{left:0;top:0;margin-left:0;margin-right:0;margin-top:0;margin-bottom:0;position:absolute;width:100%;height:100%;border:0;background:transparent;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;outline:none;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;opacity:0}[dir=rtl] label,:host-context([dir=rtl]) label{left:unset;right:unset;right:0}label::-moz-focus-inner{border:0}input{position:absolute;top:0;left:0;right:0;bottom:0;width:100%;height:100%;margin:0;padding:0;border:0;outline:0;clip:rect(0 0 0 0);opacity:0;overflow:hidden;-webkit-appearance:none;-moz-appearance:none}.checkbox-icon{border-radius:var(--border-radius);display:block;position:relative;width:100%;height:100%;-webkit-transition:var(--transition);transition:var(--transition);border-width:var(--border-width);border-style:var(--border-style);border-color:var(--border-color);background:var(--background);-webkit-box-sizing:border-box;box-sizing:border-box}.checkbox-icon path{fill:none;stroke:var(--checkmark-color);stroke-width:var(--checkmark-width);opacity:0}:host(.checkbox-checked) .checkbox-icon,:host(.checkbox-indeterminate) .checkbox-icon{border-color:var(--border-color-checked);background:var(--background-checked)}:host(.checkbox-checked) .checkbox-icon path,:host(.checkbox-indeterminate) .checkbox-icon path{opacity:1}:host(.checkbox-disabled){pointer-events:none}:host{--border-radius:50%;--border-width:1px;--border-style:solid;--border-color:rgba(var(--ion-text-color-rgb, 0, 0, 0), 0.23);--background:var(--ion-item-background, var(--ion-background-color, #fff));--size:26px;width:var(--size);height:var(--size)}:host(.checkbox-disabled){opacity:0.3}:host(.in-item){margin-left:0;margin-right:8px;margin-top:10px;margin-bottom:9px;display:block;position:static}@supports ((-webkit-margin-start: 0) or (margin-inline-start: 0)) or (-webkit-margin-start: 0){:host(.in-item){margin-left:unset;margin-right:unset;-webkit-margin-start:0;margin-inline-start:0;-webkit-margin-end:8px;margin-inline-end:8px}}:host(.in-item[slot=start]){margin-left:2px;margin-right:20px;margin-top:8px;margin-bottom:8px}@supports ((-webkit-margin-start: 0) or (margin-inline-start: 0)) or (-webkit-margin-start: 0){:host(.in-item[slot=start]){margin-left:unset;margin-right:unset;-webkit-margin-start:2px;margin-inline-start:2px;-webkit-margin-end:20px;margin-inline-end:20px}}";

const checkboxMdCss = ":host{--background-checked:var(--ion-color-primary, #3880ff);--border-color-checked:var(--ion-color-primary, #3880ff);--checkmark-color:var(--ion-color-primary-contrast, #fff);--checkmark-width:1;--transition:none;display:inline-block;position:relative;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;z-index:2}:host(.ion-color){--background-checked:var(--ion-color-base);--border-color-checked:var(--ion-color-base);--checkmark-color:var(--ion-color-contrast)}label{left:0;top:0;margin-left:0;margin-right:0;margin-top:0;margin-bottom:0;position:absolute;width:100%;height:100%;border:0;background:transparent;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;outline:none;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;opacity:0}[dir=rtl] label,:host-context([dir=rtl]) label{left:unset;right:unset;right:0}label::-moz-focus-inner{border:0}input{position:absolute;top:0;left:0;right:0;bottom:0;width:100%;height:100%;margin:0;padding:0;border:0;outline:0;clip:rect(0 0 0 0);opacity:0;overflow:hidden;-webkit-appearance:none;-moz-appearance:none}.checkbox-icon{border-radius:var(--border-radius);display:block;position:relative;width:100%;height:100%;-webkit-transition:var(--transition);transition:var(--transition);border-width:var(--border-width);border-style:var(--border-style);border-color:var(--border-color);background:var(--background);-webkit-box-sizing:border-box;box-sizing:border-box}.checkbox-icon path{fill:none;stroke:var(--checkmark-color);stroke-width:var(--checkmark-width);opacity:0}:host(.checkbox-checked) .checkbox-icon,:host(.checkbox-indeterminate) .checkbox-icon{border-color:var(--border-color-checked);background:var(--background-checked)}:host(.checkbox-checked) .checkbox-icon path,:host(.checkbox-indeterminate) .checkbox-icon path{opacity:1}:host(.checkbox-disabled){pointer-events:none}:host{--border-radius:calc(var(--size) * .125);--border-width:2px;--border-style:solid;--border-color:rgba(var(--ion-text-color-rgb, 0, 0, 0), 0.51);--checkmark-width:3;--background:var(--ion-item-background, var(--ion-background-color, #fff));--transition:background 180ms cubic-bezier(0.4, 0, 0.2, 1);--size:18px;width:var(--size);height:var(--size)}.checkbox-icon path{stroke-dasharray:30;stroke-dashoffset:30}:host(.checkbox-checked) .checkbox-icon path,:host(.checkbox-indeterminate) .checkbox-icon path{stroke-dashoffset:0;-webkit-transition:stroke-dashoffset 90ms linear 90ms;transition:stroke-dashoffset 90ms linear 90ms}:host(.checkbox-disabled){opacity:0.3}:host(.in-item){margin-left:0;margin-right:0;margin-top:18px;margin-bottom:18px;display:block;position:static}:host(.in-item[slot=start]){margin-left:4px;margin-right:36px;margin-top:18px;margin-bottom:18px}@supports ((-webkit-margin-start: 0) or (margin-inline-start: 0)) or (-webkit-margin-start: 0){:host(.in-item[slot=start]){margin-left:unset;margin-right:unset;-webkit-margin-start:4px;margin-inline-start:4px;-webkit-margin-end:36px;margin-inline-end:36px}}";

const Checkbox = /*@__PURE__*/ proxyCustomElement(class extends HTMLElement {
  constructor() {
    super();
    this.__registerHost();
    this.__attachShadow();
    this.ionChange = createEvent(this, "ionChange", 7);
    this.ionFocus = createEvent(this, "ionFocus", 7);
    this.ionBlur = createEvent(this, "ionBlur", 7);
    this.ionStyle = createEvent(this, "ionStyle", 7);
    this.inputId = `ion-cb-${checkboxIds++}`;
    /**
     * The name of the control, which is submitted with the form data.
     */
    this.name = this.inputId;
    /**
     * If `true`, the checkbox is selected.
     */
    this.checked = false;
    /**
     * If `true`, the checkbox will visually appear as indeterminate.
     */
    this.indeterminate = false;
    /**
     * If `true`, the user cannot interact with the checkbox.
     */
    this.disabled = false;
    /**
     * The value of the checkbox does not mean if it's checked or not, use the `checked`
     * property for that.
     *
     * The value of a checkbox is analogous to the value of an `<input type="checkbox">`,
     * it's only used when the checkbox participates in a native `<form>`.
     */
    this.value = 'on';
    this.onClick = (ev) => {
      ev.preventDefault();
      this.setFocus();
      this.checked = !this.checked;
      this.indeterminate = false;
    };
    this.onFocus = () => {
      this.ionFocus.emit();
    };
    this.onBlur = () => {
      this.ionBlur.emit();
    };
  }
  componentWillLoad() {
    this.emitStyle();
  }
  checkedChanged(isChecked) {
    this.ionChange.emit({
      checked: isChecked,
      value: this.value,
    });
    this.emitStyle();
  }
  disabledChanged() {
    this.emitStyle();
  }
  emitStyle() {
    this.ionStyle.emit({
      'checkbox-checked': this.checked,
      'interactive-disabled': this.disabled,
    });
  }
  setFocus() {
    if (this.focusEl) {
      this.focusEl.focus();
    }
  }
  render() {
    const { color, checked, disabled, el, indeterminate, inputId, name, value } = this;
    const mode = getIonMode(this);
    const { label, labelId, labelText } = getAriaLabel(el, inputId);
    renderHiddenInput(true, el, name, checked ? value : '', disabled);
    let path = indeterminate ? (h("path", { d: "M6 12L18 12", part: "mark" })) : (h("path", { d: "M5.9,12.5l3.8,3.8l8.8-8.8", part: "mark" }));
    if (mode === 'md') {
      path = indeterminate ? (h("path", { d: "M2 12H22", part: "mark" })) : (h("path", { d: "M1.73,12.91 8.1,19.28 22.79,4.59", part: "mark" }));
    }
    return (h(Host, { onClick: this.onClick, "aria-labelledby": label ? labelId : null, "aria-checked": `${checked}`, "aria-hidden": disabled ? 'true' : null, role: "checkbox", class: createColorClasses(color, {
        [mode]: true,
        'in-item': hostContext('ion-item', el),
        'checkbox-checked': checked,
        'checkbox-disabled': disabled,
        'checkbox-indeterminate': indeterminate,
        interactive: true,
      }) }, h("svg", { class: "checkbox-icon", viewBox: "0 0 24 24", part: "container" }, path), h("label", { htmlFor: inputId }, labelText), h("input", { type: "checkbox", "aria-checked": `${checked}`, disabled: disabled, id: inputId, onFocus: () => this.onFocus(), onBlur: () => this.onBlur(), ref: (focusEl) => (this.focusEl = focusEl) })));
  }
  get el() { return this; }
  static get watchers() { return {
    "checked": ["checkedChanged"],
    "disabled": ["disabledChanged"]
  }; }
  static get style() { return {
    ios: checkboxIosCss,
    md: checkboxMdCss
  }; }
}, [33, "ion-checkbox", {
    "color": [513],
    "name": [1],
    "checked": [1028],
    "indeterminate": [1028],
    "disabled": [4],
    "value": [8]
  }]);
let checkboxIds = 0;
function defineCustomElement() {
  if (typeof customElements === "undefined") {
    return;
  }
  const components = ["ion-checkbox"];
  components.forEach(tagName => { switch (tagName) {
    case "ion-checkbox":
      if (!customElements.get(tagName)) {
        customElements.define(tagName, Checkbox);
      }
      break;
  } });
}

export { Checkbox as C, defineCustomElement as d };