@danielmoncada/angular-datetime-picker
Version:
Angular Date Time Picker
113 lines • 16.6 kB
JavaScript
/**
* timer-box.component
*/
import { ChangeDetectionStrategy, Component, EventEmitter, ElementRef, ViewChild, Input, Output } from '@angular/core';
import { coerceNumberProperty } from '@angular/cdk/coercion';
import { Subject, Subscription } from 'rxjs';
import { debounceTime } from 'rxjs/operators';
export class OwlTimerBoxComponent {
constructor() {
this.showDivider = false;
this.step = 1;
this.valueChange = new EventEmitter();
this.inputChange = new EventEmitter();
this.inputStream = new Subject();
this.inputStreamSub = Subscription.EMPTY;
this.onValueInputMouseWheelBind = this.onValueInputMouseWheel.bind(this);
}
get displayValue() {
return this.boxValue || this.value;
}
get owlDTTimerBoxClass() {
return true;
}
ngOnInit() {
this.inputStreamSub = this.inputStream.pipe(debounceTime(500)).subscribe((val) => {
if (val) {
const inputValue = coerceNumberProperty(val, 0);
this.updateValueViaInput(inputValue);
}
});
this.bindValueInputMouseWheel();
}
ngOnDestroy() {
this.unbindValueInputMouseWheel();
this.inputStreamSub.unsubscribe();
}
upBtnClicked() {
this.updateValue(this.value + this.step);
}
downBtnClicked() {
this.updateValue(this.value - this.step);
}
handleInputChange(val) {
this.inputStream.next(val);
}
focusOut(value) {
if (value) {
const inputValue = coerceNumberProperty(value, 0);
this.updateValueViaInput(inputValue);
}
}
updateValue(value) {
this.valueChange.emit(value);
}
updateValueViaInput(value) {
if (value > this.max || value < this.min) {
return;
}
this.inputChange.emit(value);
}
onValueInputMouseWheel(event) {
event = event || window.event;
const delta = event.wheelDelta || -event.deltaY || -event.detail;
if (delta > 0) {
if (!this.upBtnDisabled) {
this.upBtnClicked();
}
}
else if (delta < 0) {
if (!this.downBtnDisabled) {
this.downBtnClicked();
}
}
event.preventDefault ? event.preventDefault() : (event.returnValue = false);
}
bindValueInputMouseWheel() {
this.valueInput.nativeElement.addEventListener('onwheel' in document ? 'wheel' : 'mousewheel', this.onValueInputMouseWheelBind);
}
unbindValueInputMouseWheel() {
this.valueInput.nativeElement.removeEventListener('onwheel' in document ? 'wheel' : 'mousewheel', this.onValueInputMouseWheelBind);
}
}
OwlTimerBoxComponent.decorators = [
{ type: Component, args: [{
exportAs: 'owlDateTimeTimerBox',
selector: 'owl-date-time-timer-box',
template: "<div *ngIf=\"showDivider\" class=\"owl-dt-timer-divider\" aria-hidden=\"true\"></div>\n<button class=\"owl-dt-control-button owl-dt-control-arrow-button\"\n type=\"button\" tabindex=\"-1\"\n [disabled]=\"upBtnDisabled\"\n [attr.aria-label]=\"upBtnAriaLabel\"\n (click)=\"upBtnClicked()\">\n <span class=\"owl-dt-control-button-content\" tabindex=\"-1\">\n <!-- <editor-fold desc=\"SVG Arrow Up\"> -->\n <svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n version=\"1.1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 451.847 451.846\"\n style=\"enable-background:new 0 0 451.847 451.846;\" xml:space=\"preserve\"\n width=\"100%\" height=\"100%\">\n <path d=\"M248.292,106.406l194.281,194.29c12.365,12.359,12.365,32.391,0,44.744c-12.354,12.354-32.391,12.354-44.744,0\n L225.923,173.529L54.018,345.44c-12.36,12.354-32.395,12.354-44.748,0c-12.359-12.354-12.359-32.391,0-44.75L203.554,106.4\n c6.18-6.174,14.271-9.259,22.369-9.259C234.018,97.141,242.115,100.232,248.292,106.406z\"/>\n </svg>\n <!-- </editor-fold> -->\n </span>\n</button>\n<label class=\"owl-dt-timer-content\">\n <input class=\"owl-dt-timer-input\" maxlength=\"2\"\n [value]=\"displayValue | numberFixedLen : 2\"\n (keydown.arrowup)=\"!upBtnDisabled && upBtnClicked()\"\n (keydown.arrowdown)=\"!downBtnDisabled && downBtnClicked()\"\n (input)=\"handleInputChange(valueInput.value)\" \n (focusout)=\"focusOut(valueInput.value)\"\n #valueInput>\n <span class=\"owl-hidden-accessible\">{{inputLabel}}</span>\n</label>\n<button class=\"owl-dt-control-button owl-dt-control-arrow-button\"\n type=\"button\" tabindex=\"-1\"\n [disabled]=\"downBtnDisabled\"\n [attr.aria-label]=\"downBtnAriaLabel\"\n (click)=\"downBtnClicked()\">\n <span class=\"owl-dt-control-button-content\" tabindex=\"-1\">\n <!-- <editor-fold desc=\"SVG Arrow Down\"> -->\n <svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\"\n version=\"1.1\" x=\"0px\" y=\"0px\" viewBox=\"0 0 451.847 451.846\"\n style=\"enable-background:new 0 0 451.847 451.846;\" xml:space=\"preserve\"\n width=\"100%\" height=\"100%\">\n <path d=\"M225.923,354.706c-8.098,0-16.195-3.092-22.369-9.263L9.27,151.157c-12.359-12.359-12.359-32.397,0-44.751\n c12.354-12.354,32.388-12.354,44.748,0l171.905,171.915l171.906-171.909c12.359-12.354,32.391-12.354,44.744,0\n c12.365,12.354,12.365,32.392,0,44.751L248.292,345.449C242.115,351.621,234.018,354.706,225.923,354.706z\"/>\n </svg>\n <!-- </editor-fold> -->\n </span>\n</button>\n",
preserveWhitespaces: false,
changeDetection: ChangeDetectionStrategy.OnPush,
host: {
'[class.owl-dt-timer-box]': 'owlDTTimerBoxClass'
},
styles: [""]
},] }
];
OwlTimerBoxComponent.ctorParameters = () => [];
OwlTimerBoxComponent.propDecorators = {
showDivider: [{ type: Input }],
upBtnAriaLabel: [{ type: Input }],
upBtnDisabled: [{ type: Input }],
downBtnAriaLabel: [{ type: Input }],
downBtnDisabled: [{ type: Input }],
boxValue: [{ type: Input }],
value: [{ type: Input }],
min: [{ type: Input }],
max: [{ type: Input }],
step: [{ type: Input }],
inputLabel: [{ type: Input }],
valueChange: [{ type: Output }],
inputChange: [{ type: Output }],
valueInput: [{ type: ViewChild, args: ['valueInput', { static: true },] }]
};
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* timer-box.component\n */\n\nimport {\n    ChangeDetectionStrategy,\n    Component,\n    EventEmitter,\n    ElementRef,\n    ViewChild,\n    Input,\n    OnDestroy,\n    OnInit,\n    Output\n} from '@angular/core';\nimport { coerceNumberProperty } from '@angular/cdk/coercion';\nimport { Subject, Subscription } from 'rxjs';\nimport { debounceTime } from 'rxjs/operators';\n\n@Component({\n    exportAs: 'owlDateTimeTimerBox',\n    selector: 'owl-date-time-timer-box',\n    templateUrl: './timer-box.component.html',\n    styleUrls: ['./timer-box.component.scss'],\n    preserveWhitespaces: false,\n    changeDetection: ChangeDetectionStrategy.OnPush,\n    host: {\n        '[class.owl-dt-timer-box]': 'owlDTTimerBoxClass'\n    }\n})\n\nexport class OwlTimerBoxComponent implements OnInit, OnDestroy {\n\n    @Input() showDivider = false;\n\n    @Input() upBtnAriaLabel: string;\n\n    @Input() upBtnDisabled: boolean;\n\n    @Input() downBtnAriaLabel: string;\n\n    @Input() downBtnDisabled: boolean;\n\n    /**\n     * Value would be displayed in the box\n     * If it is null, the box would display [value]\n     * */\n    @Input() boxValue: number;\n\n    @Input() value: number;\n\n    @Input() min: number;\n\n    @Input() max: number;\n\n    @Input() step = 1;\n\n    @Input() inputLabel: string;\n\n    @Output() valueChange = new EventEmitter<number>();\n\n    @Output() inputChange = new EventEmitter<number>();\n\n    private inputStream = new Subject<string>();\n\n    private inputStreamSub = Subscription.EMPTY;\n\n    get displayValue(): number {\n        return this.boxValue || this.value;\n    }\n\n    get owlDTTimerBoxClass(): boolean {\n        return true;\n    }\n\n    @ViewChild('valueInput', { static: true })\n    private valueInput: ElementRef;\n    private onValueInputMouseWheelBind = this.onValueInputMouseWheel.bind(this);\n\n    constructor() {\n    }\n\n    public ngOnInit() {\n        this.inputStreamSub = this.inputStream.pipe(\n            debounceTime(500)\n        ).subscribe(( val: string ) => {\n            if (val) {\n                const inputValue = coerceNumberProperty(val, 0);\n                this.updateValueViaInput(inputValue);\n            }\n        });\n        this.bindValueInputMouseWheel();\n    }\n        \n    public ngOnDestroy(): void {\n        this.unbindValueInputMouseWheel();\n        this.inputStreamSub.unsubscribe();\n    }\n\n    public upBtnClicked(): void {\n        this.updateValue(this.value + this.step);\n    }\n\n    public downBtnClicked(): void {\n        this.updateValue(this.value - this.step);\n    }\n\n    public handleInputChange(val: string ): void {\n        this.inputStream.next(val);\n    }\n\n    public focusOut(value: string): void {\n        if (value) {\n            const inputValue = coerceNumberProperty(value, 0);\n            this.updateValueViaInput(inputValue);\n        }\n    }\n\n    private updateValue( value: number ): void {\n        this.valueChange.emit(value);\n    }\n\n    private updateValueViaInput( value: number ): void {\n        if (value > this.max || value < this.min) {\n            return;\n        }\n        this.inputChange.emit(value);\n    }\n\n    private onValueInputMouseWheel( event: any ): void {\n        event = event || window.event;\n        const delta = event.wheelDelta || -event.deltaY || -event.detail;\n\n        if (delta > 0) {\n          if (!this.upBtnDisabled) {\n            this.upBtnClicked();\n          }\n        } else if (delta < 0) {\n          if (!this.downBtnDisabled) {\n            this.downBtnClicked();\n          }\n        }\n\n        event.preventDefault ? event.preventDefault() : (event.returnValue = false);\n    }\n\n    private bindValueInputMouseWheel(): void {\n        this.valueInput.nativeElement.addEventListener(\n            'onwheel' in document ? 'wheel' : 'mousewheel',\n            this.onValueInputMouseWheelBind);\n    }\n\n    private unbindValueInputMouseWheel(): void {\n        this.valueInput.nativeElement.removeEventListener(\n            'onwheel' in document ? 'wheel' : 'mousewheel',\n            this.onValueInputMouseWheelBind);\n    }\n}\n"]}