[SM-154] Add labelledby to dialogs (#3439)

libs/components/src/dialog/directives/dialog-close.directive.ts

@@ -0,0 +1,15 @@
+import { DialogRef } from "@angular/cdk/dialog";
+import { Directive, HostListener, Input, Optional } from "@angular/core";
+
+@Directive({
+  selector: "[bitDialogClose]",
+})
+export class DialogCloseDirective {
+  @Input("bit-dialog-close") dialogResult: any;
+
+  constructor(@Optional() public dialogRef: DialogRef<any>) {}
+
+  @HostListener("click") close(): void {
+    this.dialogRef.close(this.dialogResult);
+  }
+}