smart-webcomponents/source/angular/switchbutton/smart.switchbutton.ts

Web Components & Custom Elements for Professional Web Applications

import { SwitchButton } from './../index';
import { Animation, ClickMode, Orientation, SwitchButtonSwitchMode, ElementRenderMode} from './../index';
import { Component, Directive, AfterViewInit, ElementRef, Input, OnInit, OnChanges, OnDestroy, SimpleChanges, forwardRef, ChangeDetectionStrategy, Output, EventEmitter } from '@angular/core';
import { BaseElement, Smart } from './smart.element';
export { Animation, ClickMode, Orientation, SwitchButtonSwitchMode, ElementRenderMode} from './../index';
export { Smart } from './smart.element';
export { SwitchButton } from './../index';
import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';



const CUSTOM_INPUT_CONTROL_VALUE_ACCESSOR: any = {
    provide: NG_VALUE_ACCESSOR,
    useExisting: forwardRef(() => SwitchButtonComponent),
    multi: true
}

@Directive({
	exportAs: 'smart-switch-button',	selector: 'smart-switch-button, [smart-switch-button]',
	providers: [CUSTOM_INPUT_CONTROL_VALUE_ACCESSOR]

})

export class SwitchButtonComponent extends BaseElement implements OnInit, AfterViewInit, OnDestroy, OnChanges, ControlValueAccessor {
	constructor(ref: ElementRef<SwitchButton>) {
		super(ref);
		this.nativeElement = ref.nativeElement as SwitchButton;
	}

	private eventHandlers: any[] = [];

	public declare nativeElement: SwitchButton;
	/** @description Creates the component on demand.
	 * @param properties An optional object of properties, which will be added to the template binded ones.
	 */
	public createComponent(properties = {}): any {
    	this.nativeElement = <SwitchButton>document.createElement('smart-switch-button');
		for (let propertyName in properties) { 
 			this.nativeElement[propertyName] = properties[propertyName];
		}
		return this.nativeElement;
	}
        /**
        * @description
        * The registered callback function called when a change event occurs on the form elements.
        */
       _onChange: (value: any) => void = () => {};
        /**
        * @description
        * The registered callback function called when a blur event occurs on the form elements.
        */
       _onTouched: () => any = () => {};


	/** @description Sets or gets the animation mode. Animation is disabled when the property is set to 'none' */
	@Input()
	get animation(): Animation | string {
		return this.nativeElement ? this.nativeElement.animation : undefined;
	}
	set animation(value: Animation | string) {
		this.nativeElement ? this.nativeElement.animation = value : undefined;
	}

	/** @description Sets the click mode of the switch button. This property is active only when switchMode is 'click'. press - the state of the switch is changed on mousedownrelease - the state of the switch is changed on mouseuppressAndRelease - the state of the switch is changed on mousedown and reverted to the original on mouseup. */
	@Input()
	get clickMode(): ClickMode | string {
		return this.nativeElement ? this.nativeElement.clickMode : undefined;
	}
	set clickMode(value: ClickMode | string) {
		this.nativeElement ? this.nativeElement.clickMode = value : undefined;
	}

	/** @description Sets or gets the check state. */
	@Input()
	get checked(): boolean {
		return this.nativeElement ? this.nativeElement.checked : undefined;
	}
	set checked(value: boolean) {
		this.nativeElement ? this.nativeElement.checked = value : undefined;
	}

	/** @description Enables or disables the ratio button. */
	@Input()
	get disabled(): boolean {
		return this.nativeElement ? this.nativeElement.disabled : undefined;
	}
	set disabled(value: boolean) {
		this.nativeElement ? this.nativeElement.disabled = value : undefined;
	}

	/** @description Sets the text representation of checked=false state. */
	@Input()
	get falseContent(): string {
		return this.nativeElement ? this.nativeElement.falseContent : undefined;
	}
	set falseContent(value: string) {
		this.nativeElement ? this.nativeElement.falseContent = value : undefined;
	}

	/** @description Sets custom template about false state. */
	@Input()
	get falseTemplate(): any {
		return this.nativeElement ? this.nativeElement.falseTemplate : undefined;
	}
	set falseTemplate(value: any) {
		this.nativeElement ? this.nativeElement.falseTemplate = value : undefined;
	}

	/** @description Sets or gets indeterminate state of the switch. */
	@Input()
	get indeterminate(): boolean {
		return this.nativeElement ? this.nativeElement.indeterminate : undefined;
	}
	set indeterminate(value: boolean) {
		this.nativeElement ? this.nativeElement.indeterminate = value : undefined;
	}

	/** @description Sets the direction of switchin. If is true - positions of the switch states are changed. */
	@Input()
	get inverted(): boolean {
		return this.nativeElement ? this.nativeElement.inverted : undefined;
	}
	set inverted(value: boolean) {
		this.nativeElement ? this.nativeElement.inverted = value : undefined;
	}

	/** @description Sets or gets the unlockKey which unlocks the product. */
	@Input()
	get unlockKey(): string {
		return this.nativeElement ? this.nativeElement.unlockKey : undefined;
	}
	set unlockKey(value: string) {
		this.nativeElement ? this.nativeElement.unlockKey = value : undefined;
	}

	/** @description Sets or gets the language. Used in conjunction with the property messages.  */
	@Input()
	get locale(): string {
		return this.nativeElement ? this.nativeElement.locale : undefined;
	}
	set locale(value: string) {
		this.nativeElement ? this.nativeElement.locale = value : undefined;
	}

	/** @description Callback, related to localization module.  */
	@Input()
	get localizeFormatFunction(): any {
		return this.nativeElement ? this.nativeElement.localizeFormatFunction : undefined;
	}
	set localizeFormatFunction(value: any) {
		this.nativeElement ? this.nativeElement.localizeFormatFunction = value : undefined;
	}

	/** @description Sets an object with string values, related to the different states of passwords strength. */
	@Input()
	get messages(): any {
		return this.nativeElement ? this.nativeElement.messages : undefined;
	}
	set messages(value: any) {
		this.nativeElement ? this.nativeElement.messages = value : undefined;
	}

	/** @description Sets or gets the widget's name. */
	@Input()
	get name(): string {
		return this.nativeElement ? this.nativeElement.name : undefined;
	}
	set name(value: string) {
		this.nativeElement ? this.nativeElement.name = value : undefined;
	}

	/** @description Sets the orientation of the switch */
	@Input()
	get orientation(): Orientation | string {
		return this.nativeElement ? this.nativeElement.orientation : undefined;
	}
	set orientation(value: Orientation | string) {
		this.nativeElement ? this.nativeElement.orientation = value : undefined;
	}

	/** @description If the custom element is readonly, it cannot be interacted with. */
	@Input()
	get readonly(): boolean {
		return this.nativeElement ? this.nativeElement.readonly : undefined;
	}
	set readonly(value: boolean) {
		this.nativeElement ? this.nativeElement.readonly = value : undefined;
	}

	/** @description Sets the text representation of checked=true state. */
	@Input()
	get trueContent(): string {
		return this.nativeElement ? this.nativeElement.trueContent : undefined;
	}
	set trueContent(value: string) {
		this.nativeElement ? this.nativeElement.trueContent = value : undefined;
	}

	/** @description Sets custom template about true state. */
	@Input()
	get trueTemplate(): string {
		return this.nativeElement ? this.nativeElement.trueTemplate : undefined;
	}
	set trueTemplate(value: string) {
		this.nativeElement ? this.nativeElement.trueTemplate = value : undefined;
	}

	/** @description Sets the switchMode of the element. default - dragging the thumb or clicking inside the track can change the state of the element. click - clicking inside the track changes the state of the element. drag - dragging the thumb changes the state of the element.none - the state of the element can only be changed via the API */
	@Input()
	get switchMode(): SwitchButtonSwitchMode | string {
		return this.nativeElement ? this.nativeElement.switchMode : undefined;
	}
	set switchMode(value: SwitchButtonSwitchMode | string) {
		this.nativeElement ? this.nativeElement.switchMode = value : undefined;
	}

	/** @description Determines the theme. Theme defines the look of the element */
	@Input()
	get theme(): string {
		return this.nativeElement ? this.nativeElement.theme : undefined;
	}
	set theme(value: string) {
		this.nativeElement ? this.nativeElement.theme = value : undefined;
	}

	/** @description If is set to true, the element cannot be focused. */
	@Input()
	get unfocusable(): boolean {
		return this.nativeElement ? this.nativeElement.unfocusable : undefined;
	}
	set unfocusable(value: boolean) {
		this.nativeElement ? this.nativeElement.unfocusable = value : undefined;
	}

	/** @description Sets or gets the widget's value. */
	@Input()
	get value(): string {
		return this.nativeElement ? this.nativeElement.value : undefined;
	}
	set value(value: string) {
		this.nativeElement ? this.nativeElement.value = value : undefined;
	}

	/** @description This event is triggered when the widget is checked/unchecked.
	*  @param event. The custom event. 	Custom event was created with: event.detail(	value, 	oldValue, 	changeType)
	*   value - A boolean value indicating the new state of the button ( checked or not ).
	*   oldValue - A boolean value indicating the previous state of the button ( checked or not ).
	*   changeType - A string flag indicating whether the change event was triggered via API or an event.
	*/
	@Output() onChange: EventEmitter<CustomEvent> = new EventEmitter();

	/** @description This event is triggered when the widget is checked.
	*  @param event. The custom event. 	Custom event was created with: event.detail(	changeType)
	*   changeType - A string flag indicating whether the change event was triggered via API or an event.
	*/
	@Output() onCheckValue: EventEmitter<CustomEvent> = new EventEmitter();

	/** @description This event is triggered when the widget is unchecked.
	*  @param event. The custom event. 	Custom event was created with: event.detail(	changeType)
	*   changeType - A string flag indicating whether the change event was triggered via API or an event.
	*/
	@Output() onUncheckValue: EventEmitter<CustomEvent> = new EventEmitter();


	get isRendered(): boolean {
		return this.nativeElement ? this.nativeElement.isRendered : false;
	}

	ngOnInit() {
	}

    ngAfterViewInit() {
      const that = this;

      that.onCreate.emit(that.nativeElement);

		if (Smart) Smart.Render();

		this.nativeElement.classList.add('smart-angular');

		if (this.nativeElement.whenRendered) this.nativeElement.whenRendered(() => { that.onReady.emit(that.nativeElement); });
		this.listen();
	}

	ngOnDestroy() {
		this.unlisten();
	}

	_initialChange = true; 

	get ngValue(): any {
		if (!this.nativeElement) {
			return null;
		}

		const value = this.nativeElement.checked;
		return value;
	}

	set ngValue(value: any) {
		if (this.nativeElement) {
		    this.writeValue(value);
		}
	}

	writeValue(value: any): void {
        const that = this;
        const normalizedValue = value == null ? '' : value;

		that.nativeElement.whenRendered(() => {
			that.checked = normalizedValue;
			that.value = '' + normalizedValue;
			if (that._initialChange === false) {
	    		that._onChange(that.value);
            }
		});
	}

	registerOnChange(fn: any): void {
		this._onChange = fn;
	}

	registerOnTouched(fn: any): void {
		this._onTouched = fn;
	}

	ngOnChanges(changes: SimpleChanges) {
		if (this.nativeElement && this.nativeElement.isRendered) {
			for (const propName in changes) {
				if (changes.hasOwnProperty(propName)) {
					this.nativeElement[propName] = changes[propName].currentValue;
				}
			}
		}
	}

	/** @description Add event listeners. */
	private listen(): void {
        const that = this;
		that.eventHandlers['changeHandler'] = (event: CustomEvent) => { that.onChange.emit(event); }
		that.nativeElement.addEventListener('change', that.eventHandlers['changeHandler']);

		that.eventHandlers['checkValueHandler'] = (event: CustomEvent) => { that.onCheckValue.emit(event); }
		that.nativeElement.addEventListener('checkValue', that.eventHandlers['checkValueHandler']);

		that.eventHandlers['uncheckValueHandler'] = (event: CustomEvent) => { that.onUncheckValue.emit(event); }
		that.nativeElement.addEventListener('uncheckValue', that.eventHandlers['uncheckValueHandler']);


        that.eventHandlers['changeModelHandler'] = (event: Event) => {
            that._initialChange = false;
            that._onChange(that.nativeElement.checked);
        }
        that.eventHandlers['blurModelHandler'] = (event: Event) => {
            that._onTouched();
        };
        that.nativeElement.whenRendered(() => {
            if (that.nativeElement.querySelector('input')) {
                that.eventHandlers['keyupModelHandler'] = (event) => {
                    setTimeout(() => { that.eventHandlers['changeModelHandler'](event); }, 50);
                };

                that.nativeElement.querySelector('input').addEventListener('keyup', that.eventHandlers['keyupModelHandler']);
            }
        });
		that.nativeElement.addEventListener('change', that.eventHandlers['changeModelHandler']);
		that.nativeElement.addEventListener('blur', that.eventHandlers['blurModelHandler']);
	}

	/** @description Remove event listeners. */
	private unlisten(): void {
        const that = this;
		if (that.eventHandlers['changeHandler']) {
			that.nativeElement.removeEventListener('change', that.eventHandlers['changeHandler']);
		}

		if (that.eventHandlers['checkValueHandler']) {
			that.nativeElement.removeEventListener('checkValue', that.eventHandlers['checkValueHandler']);
		}

		if (that.eventHandlers['uncheckValueHandler']) {
			that.nativeElement.removeEventListener('uncheckValue', that.eventHandlers['uncheckValueHandler']);
		}

		if (that.eventHandlers['changeModelHandler']) {
			that.nativeElement.removeEventListener('change', that.eventHandlers['changeModelHandler']);
            if (that.nativeElement.querySelector('input')) {
                  that.nativeElement.querySelector('input').removeEventListener('keyup', that.eventHandlers['keyupModelHandler']);
            }
		}
		if (that.eventHandlers['blurModelHandler']) {
			that.nativeElement.removeEventListener('blur', that.eventHandlers['blurModelHandler']);
		}
	}
}