/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { FocusMonitor } from '@angular/cdk/a11y';
import { coerceBooleanProperty } from '@angular/cdk/coercion';
import { UniqueSelectionDispatcher } from '@angular/cdk/collections';
import { ChangeDetectionStrategy, ChangeDetectorRef, Component, ContentChildren, Directive, ElementRef, EventEmitter, forwardRef, Inject, Input, Optional, Output, ViewChild, ViewEncapsulation, NgModule } from '@angular/core';
import { NG_VALUE_ACCESSOR } from '@angular/forms';
import { mixinColor, mixinDisabled, mixinDisableRipple, mixinTabIndex, MatCommonModule, MatRippleModule } from '@angular/material/core';
import { ANIMATION_MODULE_TYPE } from '@angular/platform-browser/animations';
import { CommonModule } from '@angular/common';

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
// Increasing integer for generating unique ids for radio components.
/** @type {?} */
let nextUniqueId = 0;
/**
 * Provider Expression that allows mat-radio-group to register as a ControlValueAccessor. This
 * allows it to support [(ngModel)] and ngControl.
 * \@docs-private
 * @type {?}
 */
const MAT_RADIO_GROUP_CONTROL_VALUE_ACCESSOR = {
    provide: NG_VALUE_ACCESSOR,
    useExisting: forwardRef(() => MatRadioGroup),
    multi: true
};
/**
 * Change event object emitted by MatRadio and MatRadioGroup.
 */
class MatRadioChange {
    /**
     * @param {?} source
     * @param {?} value
     */
    constructor(source, value) {
        this.source = source;
        this.value = value;
    }
}
// Boilerplate for applying mixins to MatRadioGroup.
/**
 * \@docs-private
 */
class MatRadioGroupBase {
}
/** @type {?} */
const _MatRadioGroupMixinBase = mixinDisabled(MatRadioGroupBase);
/**
 * A group of radio buttons. May contain one or more `<mat-radio-button>` elements.
 */
class MatRadioGroup extends _MatRadioGroupMixinBase {
    /**
     * @param {?} _changeDetector
     */
    constructor(_changeDetector) {
        super();
        this._changeDetector = _changeDetector;
        /**
         * Selected value for the radio group.
         */
        this._value = null;
        /**
         * The HTML name attribute applied to radio buttons in this group.
         */
        this._name = `mat-radio-group-${nextUniqueId++}`;
        /**
         * The currently selected radio button. Should match value.
         */
        this._selected = null;
        /**
         * Whether the `value` has been set to its initial value.
         */
        this._isInitialized = false;
        /**
         * Whether the labels should appear after or before the radio-buttons. Defaults to 'after'
         */
        this._labelPosition = 'after';
        /**
         * Whether the radio group is disabled.
         */
        this._disabled = false;
        /**
         * Whether the radio group is required.
         */
        this._required = false;
        /**
         * The method to be called in order to update ngModel
         */
        this._controlValueAccessorChangeFn = () => { };
        /**
         * onTouch function registered via registerOnTouch (ControlValueAccessor).
         * \@docs-private
         */
        this.onTouched = () => { };
        /**
         * Event emitted when the group value changes.
         * Change events are only emitted when the value changes due to user interaction with
         * a radio button (the same behavior as `<input type-"radio">`).
         */
        this.change = new EventEmitter();
    }
    /**
     * Name of the radio button group. All radio buttons inside this group will use this name.
     * @return {?}
     */
    get name() { return this._name; }
    /**
     * @param {?} value
     * @return {?}
     */
    set name(value) {
        this._name = value;
        this._updateRadioButtonNames();
    }
    /**
     * Whether the labels should appear after or before the radio-buttons. Defaults to 'after'
     * @return {?}
     */
    get labelPosition() {
        return this._labelPosition;
    }
    /**
     * @param {?} v
     * @return {?}
     */
    set labelPosition(v) {
        this._labelPosition = v === 'before' ? 'before' : 'after';
        this._markRadiosForCheck();
    }
    /**
     * Value for the radio-group. Should equal the value of the selected radio button if there is
     * a corresponding radio button with a matching value. If there is not such a corresponding
     * radio button, this value persists to be applied in case a new radio button is added with a
     * matching value.
     * @return {?}
     */
    get value() { return this._value; }
    /**
     * @param {?} newValue
     * @return {?}
     */
    set value(newValue) {
        if (this._value !== newValue) {
            // Set this before proceeding to ensure no circular loop occurs with selection.
            this._value = newValue;
            this._updateSelectedRadioFromValue();
            this._checkSelectedRadioButton();
        }
    }
    /**
     * @return {?}
     */
    _checkSelectedRadioButton() {
        if (this._selected && !this._selected.checked) {
            this._selected.checked = true;
        }
    }
    /**
     * The currently selected radio button. If set to a new radio button, the radio group value
     * will be updated to match the new selected button.
     * @return {?}
     */
    get selected() { return this._selected; }
    /**
     * @param {?} selected
     * @return {?}
     */
    set selected(selected) {
        this._selected = selected;
        this.value = selected ? selected.value : null;
        this._checkSelectedRadioButton();
    }
    /**
     * Whether the radio group is disabled
     * @return {?}
     */
    get disabled() { return this._disabled; }
    /**
     * @param {?} value
     * @return {?}
     */
    set disabled(value) {
        this._disabled = coerceBooleanProperty(value);
        this._markRadiosForCheck();
    }
    /**
     * Whether the radio group is required
     * @return {?}
     */
    get required() { return this._required; }
    /**
     * @param {?} value
     * @return {?}
     */
    set required(value) {
        this._required = coerceBooleanProperty(value);
        this._markRadiosForCheck();
    }
    /**
     * Initialize properties once content children are available.
     * This allows us to propagate relevant attributes to associated buttons.
     * @return {?}
     */
    ngAfterContentInit() {
        // Mark this component as initialized in AfterContentInit because the initial value can
        // possibly be set by NgModel on MatRadioGroup, and it is possible that the OnInit of the
        // NgModel occurs *after* the OnInit of the MatRadioGroup.
        this._isInitialized = true;
    }
    /**
     * Mark this group as being "touched" (for ngModel). Meant to be called by the contained
     * radio buttons upon their blur.
     * @return {?}
     */
    _touch() {
        if (this.onTouched) {
            this.onTouched();
        }
    }
    /**
     * @private
     * @return {?}
     */
    _updateRadioButtonNames() {
        if (this._radios) {
            this._radios.forEach(radio => {
                radio.name = this.name;
            });
        }
    }
    /**
     * Updates the `selected` radio button from the internal _value state.
     * @private
     * @return {?}
     */
    _updateSelectedRadioFromValue() {
        // If the value already matches the selected radio, do nothing.
        /** @type {?} */
        const isAlreadySelected = this._selected !== null && this._selected.value === this._value;
        if (this._radios && !isAlreadySelected) {
            this._selected = null;
            this._radios.forEach(radio => {
                radio.checked = this.value === radio.value;
                if (radio.checked) {
                    this._selected = radio;
                }
            });
        }
    }
    /**
     * Dispatch change event with current selection and group value.
     * @return {?}
     */
    _emitChangeEvent() {
        if (this._isInitialized) {
            this.change.emit(new MatRadioChange((/** @type {?} */ (this._selected)), this._value));
        }
    }
    /**
     * @return {?}
     */
    _markRadiosForCheck() {
        if (this._radios) {
            this._radios.forEach(radio => radio._markForCheck());
        }
    }
    /**
     * Sets the model value. Implemented as part of ControlValueAccessor.
     * @param {?} value
     * @return {?}
     */
    writeValue(value) {
        this.value = value;
        this._changeDetector.markForCheck();
    }
    /**
     * Registers a callback to be triggered when the model value changes.
     * Implemented as part of ControlValueAccessor.
     * @param {?} fn Callback to be registered.
     * @return {?}
     */
    registerOnChange(fn) {
        this._controlValueAccessorChangeFn = fn;
    }
    /**
     * Registers a callback to be triggered when the control is touched.
     * Implemented as part of ControlValueAccessor.
     * @param {?} fn Callback to be registered.
     * @return {?}
     */
    registerOnTouched(fn) {
        this.onTouched = fn;
    }
    /**
     * Sets the disabled state of the control. Implemented as a part of ControlValueAccessor.
     * @param {?} isDisabled Whether the control should be disabled.
     * @return {?}
     */
    setDisabledState(isDisabled) {
        this.disabled = isDisabled;
        this._changeDetector.markForCheck();
    }
}
MatRadioGroup.decorators = [
    { type: Directive, args: [{
                selector: 'mat-radio-group',
                exportAs: 'matRadioGroup',
                providers: [MAT_RADIO_GROUP_CONTROL_VALUE_ACCESSOR],
                host: {
                    'role': 'radiogroup',
                    'class': 'mat-radio-group',
                },
                inputs: ['disabled'],
            },] },
];
/** @nocollapse */
MatRadioGroup.ctorParameters = () => [
    { type: ChangeDetectorRef }
];
MatRadioGroup.propDecorators = {
    change: [{ type: Output }],
    _radios: [{ type: ContentChildren, args: [forwardRef(() => MatRadioButton), { descendants: true },] }],
    name: [{ type: Input }],
    labelPosition: [{ type: Input }],
    value: [{ type: Input }],
    selected: [{ type: Input }],
    disabled: [{ type: Input }],
    required: [{ type: Input }]
};
// Boilerplate for applying mixins to MatRadioButton.
/**
 * \@docs-private
 */
class MatRadioButtonBase {
    /**
     * @param {?} _elementRef
     */
    constructor(_elementRef) {
        this._elementRef = _elementRef;
    }
}
// As per Material design specifications the selection control radio should use the accent color
// palette by default. https://material.io/guidelines/components/selection-controls.html
/** @type {?} */
const _MatRadioButtonMixinBase = mixinColor(mixinDisableRipple(mixinTabIndex(MatRadioButtonBase)), 'accent');
/**
 * A Material design radio-button. Typically placed inside of `<mat-radio-group>` elements.
 */
class MatRadioButton extends _MatRadioButtonMixinBase {
    /**
     * @param {?} radioGroup
     * @param {?} elementRef
     * @param {?} _changeDetector
     * @param {?} _focusMonitor
     * @param {?} _radioDispatcher
     * @param {?=} _animationMode
     */
    constructor(radioGroup, elementRef, _changeDetector, _focusMonitor, _radioDispatcher, _animationMode) {
        super(elementRef);
        this._changeDetector = _changeDetector;
        this._focusMonitor = _focusMonitor;
        this._radioDispatcher = _radioDispatcher;
        this._animationMode = _animationMode;
        this._uniqueId = `mat-radio-${++nextUniqueId}`;
        /**
         * The unique ID for the radio button.
         */
        this.id = this._uniqueId;
        /**
         * Event emitted when the checked state of this radio button changes.
         * Change events are only emitted when the value changes due to user interaction with
         * the radio button (the same behavior as `<input type-"radio">`).
         */
        this.change = new EventEmitter();
        /**
         * Whether this radio is checked.
         */
        this._checked = false;
        /**
         * Value assigned to this radio.
         */
        this._value = null;
        /**
         * Unregister function for _radioDispatcher
         */
        this._removeUniqueSelectionListener = () => { };
        // Assertions. Ideally these should be stripped out by the compiler.
        // TODO(jelbourn): Assert that there's no name binding AND a parent radio group.
        this.radioGroup = radioGroup;
        this._removeUniqueSelectionListener =
            _radioDispatcher.listen((id, name) => {
                if (id !== this.id && name === this.name) {
                    this.checked = false;
                }
            });
    }
    /**
     * Whether this radio button is checked.
     * @return {?}
     */
    get checked() { return this._checked; }
    /**
     * @param {?} value
     * @return {?}
     */
    set checked(value) {
        /** @type {?} */
        const newCheckedState = coerceBooleanProperty(value);
        if (this._checked !== newCheckedState) {
            this._checked = newCheckedState;
            if (newCheckedState && this.radioGroup && this.radioGroup.value !== this.value) {
                this.radioGroup.selected = this;
            }
            else if (!newCheckedState && this.radioGroup && this.radioGroup.value === this.value) {
                // When unchecking the selected radio button, update the selected radio
                // property on the group.
                this.radioGroup.selected = null;
            }
            if (newCheckedState) {
                // Notify all radio buttons with the same name to un-check.
                this._radioDispatcher.notify(this.id, this.name);
            }
            this._changeDetector.markForCheck();
        }
    }
    /**
     * The value of this radio button.
     * @return {?}
     */
    get value() { return this._value; }
    /**
     * @param {?} value
     * @return {?}
     */
    set value(value) {
        if (this._value !== value) {
            this._value = value;
            if (this.radioGroup !== null) {
                if (!this.checked) {
                    // Update checked when the value changed to match the radio group's value
                    this.checked = this.radioGroup.value === value;
                }
                if (this.checked) {
                    this.radioGroup.selected = this;
                }
            }
        }
    }
    /**
     * Whether the label should appear after or before the radio button. Defaults to 'after'
     * @return {?}
     */
    get labelPosition() {
        return this._labelPosition || (this.radioGroup && this.radioGroup.labelPosition) || 'after';
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set labelPosition(value) {
        this._labelPosition = value;
    }
    /**
     * Whether the radio button is disabled.
     * @return {?}
     */
    get disabled() {
        return this._disabled || (this.radioGroup !== null && this.radioGroup.disabled);
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set disabled(value) {
        /** @type {?} */
        const newDisabledState = coerceBooleanProperty(value);
        if (this._disabled !== newDisabledState) {
            this._disabled = newDisabledState;
            this._changeDetector.markForCheck();
        }
    }
    /**
     * Whether the radio button is required.
     * @return {?}
     */
    get required() {
        return this._required || (this.radioGroup && this.radioGroup.required);
    }
    /**
     * @param {?} value
     * @return {?}
     */
    set required(value) {
        this._required = coerceBooleanProperty(value);
    }
    /**
     * ID of the native input element inside `<mat-radio-button>`
     * @return {?}
     */
    get inputId() { return `${this.id || this._uniqueId}-input`; }
    /**
     * Focuses the radio button.
     * @return {?}
     */
    focus() {
        this._focusMonitor.focusVia(this._inputElement, 'keyboard');
    }
    /**
     * Marks the radio button as needing checking for change detection.
     * This method is exposed because the parent radio group will directly
     * update bound properties of the radio button.
     * @return {?}
     */
    _markForCheck() {
        // When group value changes, the button will not be notified. Use `markForCheck` to explicit
        // update radio button's status
        this._changeDetector.markForCheck();
    }
    /**
     * @return {?}
     */
    ngOnInit() {
        if (this.radioGroup) {
            // If the radio is inside a radio group, determine if it should be checked
            this.checked = this.radioGroup.value === this._value;
            // Copy name from parent radio group
            this.name = this.radioGroup.name;
        }
    }
    /**
     * @return {?}
     */
    ngAfterViewInit() {
        this._focusMonitor
            .monitor(this._elementRef, true)
            .subscribe(focusOrigin => {
            if (!focusOrigin && this.radioGroup) {
                this.radioGroup._touch();
            }
        });
    }
    /**
     * @return {?}
     */
    ngOnDestroy() {
        this._focusMonitor.stopMonitoring(this._elementRef);
        this._removeUniqueSelectionListener();
    }
    /**
     * Dispatch change event with current value.
     * @private
     * @return {?}
     */
    _emitChangeEvent() {
        this.change.emit(new MatRadioChange(this, this._value));
    }
    /**
     * @return {?}
     */
    _isRippleDisabled() {
        return this.disableRipple || this.disabled;
    }
    /**
     * @param {?} event
     * @return {?}
     */
    _onInputClick(event) {
        // We have to stop propagation for click events on the visual hidden input element.
        // By default, when a user clicks on a label element, a generated click event will be
        // dispatched on the associated input element. Since we are using a label element as our
        // root container, the click event on the `radio-button` will be executed twice.
        // The real click event will bubble up, and the generated click event also tries to bubble up.
        // This will lead to multiple click events.
        // Preventing bubbling for the second event will solve that issue.
        event.stopPropagation();
    }
    /**
     * Triggered when the radio button received a click or the input recognized any change.
     * Clicking on a label element, will trigger a change event on the associated input.
     * @param {?} event
     * @return {?}
     */
    _onInputChange(event) {
        // We always have to stop propagation on the change event.
        // Otherwise the change event, from the input element, will bubble up and
        // emit its event object to the `change` output.
        event.stopPropagation();
        /** @type {?} */
        const groupValueChanged = this.radioGroup && this.value !== this.radioGroup.value;
        this.checked = true;
        this._emitChangeEvent();
        if (this.radioGroup) {
            this.radioGroup._controlValueAccessorChangeFn(this.value);
            this.radioGroup._touch();
            if (groupValueChanged) {
                this.radioGroup._emitChangeEvent();
            }
        }
    }
}
MatRadioButton.decorators = [
    { type: Component, args: [{selector: 'mat-radio-button',
                template: "<label [attr.for]=\"inputId\" class=\"mat-radio-label\" #label><div class=\"mat-radio-container\"><div class=\"mat-radio-outer-circle\"></div><div class=\"mat-radio-inner-circle\"></div><div mat-ripple class=\"mat-radio-ripple\" [matRippleTrigger]=\"label\" [matRippleDisabled]=\"_isRippleDisabled()\" [matRippleCentered]=\"true\" [matRippleRadius]=\"20\" [matRippleAnimation]=\"{enterDuration: 150}\"><div class=\"mat-ripple-element mat-radio-persistent-ripple\"></div></div><input #input class=\"mat-radio-input cdk-visually-hidden\" type=\"radio\" [id]=\"inputId\" [checked]=\"checked\" [disabled]=\"disabled\" [tabIndex]=\"tabIndex\" [attr.name]=\"name\" [required]=\"required\" [attr.aria-label]=\"ariaLabel\" [attr.aria-labelledby]=\"ariaLabelledby\" [attr.aria-describedby]=\"ariaDescribedby\" (change)=\"_onInputChange($event)\" (click)=\"_onInputClick($event)\"></div><div class=\"mat-radio-label-content\" [class.mat-radio-label-before]=\"labelPosition == 'before'\"><span style=\"display:none\">&nbsp;</span><ng-content></ng-content></div></label>",
                styles: [".mat-radio-button{display:inline-block;-webkit-tap-highlight-color:transparent}.mat-radio-label{cursor:pointer;display:inline-flex;align-items:center;white-space:nowrap;vertical-align:middle}.mat-radio-container{box-sizing:border-box;display:inline-block;position:relative;width:20px;height:20px;flex-shrink:0}.mat-radio-outer-circle{box-sizing:border-box;height:20px;left:0;position:absolute;top:0;transition:border-color ease 280ms;width:20px;border-width:2px;border-style:solid;border-radius:50%}._mat-animation-noopable .mat-radio-outer-circle{transition:none}.mat-radio-inner-circle{border-radius:50%;box-sizing:border-box;height:20px;left:0;position:absolute;top:0;transition:transform ease 280ms,background-color ease 280ms;width:20px;transform:scale(.001)}._mat-animation-noopable .mat-radio-inner-circle{transition:none}.mat-radio-checked .mat-radio-inner-circle{transform:scale(.5)}@media screen and (-ms-high-contrast:active){.mat-radio-checked .mat-radio-inner-circle{border:solid 10px}}.mat-radio-label-content{display:inline-block;order:0;line-height:inherit;padding-left:8px;padding-right:0}[dir=rtl] .mat-radio-label-content{padding-right:8px;padding-left:0}.mat-radio-label-content.mat-radio-label-before{order:-1;padding-left:0;padding-right:8px}[dir=rtl] .mat-radio-label-content.mat-radio-label-before{padding-right:0;padding-left:8px}.mat-radio-disabled,.mat-radio-disabled .mat-radio-label{cursor:default}.mat-radio-button .mat-radio-ripple{position:absolute;left:calc(50% - 20px);top:calc(50% - 20px);height:40px;width:40px;z-index:1;pointer-events:none}.mat-radio-button .mat-radio-ripple .mat-ripple-element:not(.mat-radio-persistent-ripple){opacity:.16}.mat-radio-persistent-ripple{width:100%;height:100%;transform:none}.mat-radio-container:hover .mat-radio-persistent-ripple{opacity:.04}.mat-radio-button.cdk-focused .mat-radio-persistent-ripple{opacity:.12}.mat-radio-disabled .mat-radio-container:hover .mat-radio-persistent-ripple,.mat-radio-persistent-ripple{opacity:0}@media (hover:none){.mat-radio-container:hover .mat-radio-persistent-ripple{display:none}}.mat-radio-input{bottom:0;left:50%}"],
                inputs: ['color', 'disableRipple', 'tabIndex'],
                encapsulation: ViewEncapsulation.None,
                exportAs: 'matRadioButton',
                host: {
                    'class': 'mat-radio-button',
                    '[class.mat-radio-checked]': 'checked',
                    '[class.mat-radio-disabled]': 'disabled',
                    '[class._mat-animation-noopable]': '_animationMode === "NoopAnimations"',
                    '[attr.tabindex]': 'null',
                    '[attr.id]': 'id',
                    // Note: under normal conditions focus shouldn't land on this element, however it may be
                    // programmatically set, for example inside of a focus trap, in this case we want to forward
                    // the focus to the native element.
                    '(focus)': '_inputElement.nativeElement.focus()',
                },
                changeDetection: ChangeDetectionStrategy.OnPush,
            },] },
];
/** @nocollapse */
MatRadioButton.ctorParameters = () => [
    { type: MatRadioGroup, decorators: [{ type: Optional }] },
    { type: ElementRef },
    { type: ChangeDetectorRef },
    { type: FocusMonitor },
    { type: UniqueSelectionDispatcher },
    { type: String, decorators: [{ type: Optional }, { type: Inject, args: [ANIMATION_MODULE_TYPE,] }] }
];
MatRadioButton.propDecorators = {
    id: [{ type: Input }],
    name: [{ type: Input }],
    ariaLabel: [{ type: Input, args: ['aria-label',] }],
    ariaLabelledby: [{ type: Input, args: ['aria-labelledby',] }],
    ariaDescribedby: [{ type: Input, args: ['aria-describedby',] }],
    checked: [{ type: Input }],
    value: [{ type: Input }],
    labelPosition: [{ type: Input }],
    disabled: [{ type: Input }],
    required: [{ type: Input }],
    change: [{ type: Output }],
    _inputElement: [{ type: ViewChild, args: ['input',] }]
};

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
class MatRadioModule {
}
MatRadioModule.decorators = [
    { type: NgModule, args: [{
                imports: [CommonModule, MatRippleModule, MatCommonModule],
                exports: [MatRadioGroup, MatRadioButton, MatCommonModule],
                declarations: [MatRadioGroup, MatRadioButton],
            },] },
];

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */

export { MatRadioModule, MAT_RADIO_GROUP_CONTROL_VALUE_ACCESSOR, MatRadioChange, MatRadioGroupBase, _MatRadioGroupMixinBase, MatRadioGroup, MatRadioButtonBase, _MatRadioButtonMixinBase, MatRadioButton };
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