vid-webpack-master/src/app/shared/components/formControls/component/dropdown/dropdown.formControl.component.ts

   1 import {Component, Input, OnChanges, SimpleChanges} from "@angular/core";
   2 import {DropdownFormControl} from "../../../../models/formControlModels/dropdownFormControl.model";
   3 import {FormGroup} from "@angular/forms";
   4
   5 @Component({
   6   selector: 'dropdown-form-control',
   7   templateUrl: './dropdown.formControl.component.html',
   8   styleUrls : ['./dropdown.formControl.component.scss']
   9 })
  10 export class DropdownFormControlComponent implements OnChanges{
  11   @Input() data: DropdownFormControl = null;
  12   @Input() form: FormGroup = null;
  13
  14
  15   ngOnChanges(changes: SimpleChanges): void {
  16     if (changes["data"] !== undefined && changes["data"].currentValue !== changes["data"].previousValue && changes["data"].firstChange) {
  17       if(this.data.onInit){
  18         this.data.onInit(this.data, this.form);
  19       }
  20       let isRequired: boolean =this.data.isRequired();
  21     }
  22
  23     if (changes["data"] !== undefined) {
  24       this.form.controls[this.data.controlName].valueChanges.subscribe((value)=>{
  25         this.data.onChange(value, this.form);
  26       })
  27     }
  28   }
  29 }