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

Web Components & Custom Elements for Professional Web Applications

import { ScrollBar } from './../index';
import { Animation, DragMechanicalAction, Orientation, ElementRenderMode} from './../index';
import { Component, Directive, AfterViewInit, ElementRef, Input, OnInit, OnChanges, OnDestroy, SimpleChanges, Output, EventEmitter } from '@angular/core';
import { BaseElement, Smart } from './smart.element';
export { Animation, DragMechanicalAction, Orientation, ElementRenderMode} from './../index';
export { Smart } from './smart.element';
export { ScrollBar } from './../index';


@Directive({
	exportAs: 'smart-scroll-bar',	selector: 'smart-scroll-bar, [smart-scroll-bar]'
})

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

	private eventHandlers: any[] = [];

	public declare nativeElement: ScrollBar;
	/** @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 = <ScrollBar>document.createElement('smart-scroll-bar');
		for (let propertyName in properties) { 
 			this.nativeElement[propertyName] = properties[propertyName];
		}
		return this.nativeElement;
	}
	/** @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 Enables or disables the element. */
	@Input()
	get disabled(): boolean {
		return this.nativeElement ? this.nativeElement.disabled : undefined;
	}
	set disabled(value: boolean) {
		this.nativeElement ? this.nativeElement.disabled = value : undefined;
	}

	/** @description Sets or gets the scrollbar's largestep. The value is increased/decreased with this largestep when the user presses the left mouse button in the area between a scrollbar button and thumb. */
	@Input()
	get largeStep(): number {
		return this.nativeElement ? this.nativeElement.largeStep : undefined;
	}
	set largeStep(value: number) {
		this.nativeElement ? this.nativeElement.largeStep = 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 or gets the scrollbar's maximum value. */
	@Input()
	get max(): number {
		return this.nativeElement ? this.nativeElement.max : undefined;
	}
	set max(value: number) {
		this.nativeElement ? this.nativeElement.max = value : undefined;
	}

	/** @description Sets or gets the type of used mechanical action. The mechanical action defines in which moment the value of the element will be updated. */
	@Input()
	get mechanicalAction(): DragMechanicalAction | string {
		return this.nativeElement ? this.nativeElement.mechanicalAction : undefined;
	}
	set mechanicalAction(value: DragMechanicalAction | string) {
		this.nativeElement ? this.nativeElement.mechanicalAction = 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 scrollbar's minimum value. */
	@Input()
	get min(): number {
		return this.nativeElement ? this.nativeElement.min : undefined;
	}
	set min(value: number) {
		this.nativeElement ? this.nativeElement.min = value : undefined;
	}

	/** @description Sets or gets the scrollbar's orientation */
	@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 element is readonly, users cannot interact with it. */
	@Input()
	get readonly(): boolean {
		return this.nativeElement ? this.nativeElement.readonly : undefined;
	}
	set readonly(value: boolean) {
		this.nativeElement ? this.nativeElement.readonly = value : undefined;
	}

	/** @description Sets or gets the value indicating whether the element is aligned to support locales using right-to-left fonts. */
	@Input()
	get rightToLeft(): boolean {
		return this.nativeElement ? this.nativeElement.rightToLeft : undefined;
	}
	set rightToLeft(value: boolean) {
		this.nativeElement ? this.nativeElement.rightToLeft = value : undefined;
	}

	/** @description Sets or gets scrollbar buttons visibility. */
	@Input()
	get showButtons(): boolean {
		return this.nativeElement ? this.nativeElement.showButtons : undefined;
	}
	set showButtons(value: boolean) {
		this.nativeElement ? this.nativeElement.showButtons = value : undefined;
	}

	/** @description Sets or gets the scrollbar's step. The value is increased/decreased with this step when the user presses a scrollbar button. */
	@Input()
	get step(): number {
		return this.nativeElement ? this.nativeElement.step : undefined;
	}
	set step(value: number) {
		this.nativeElement ? this.nativeElement.step = 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(): number {
		return this.nativeElement ? this.nativeElement.value : undefined;
	}
	set value(value: number) {
		this.nativeElement ? this.nativeElement.value = value : undefined;
	}

	/** @description This event is triggered when the value is changed.
	*  @param event. The custom event. 	Custom event was created with: event.detail(	value, 	oldValue, 	min, 	max)
	*   value - A numeric value indicating the scroll position.
	*   oldValue - A numeric value indicating the previous scroll position.
	*   min - A numeric value indicating the min scroll position.
	*   max - A numeric value indicating the max scroll position.
	*/
	@Output() onChange: EventEmitter<CustomEvent> = new EventEmitter();

	/** @description Redraws the element. 
	*/
    public refresh(): void {
        if (this.nativeElement.isRendered) {
            this.nativeElement.refresh();
        }
        else
        {
            this.nativeElement.whenRendered(() => {
                this.nativeElement.refresh();
            });
        }
    }


	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();
	}

	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']);

	}

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

	}
}