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1 files changed, 66 insertions, 0 deletions

diff --git a/FrontEnd/src/components/dialog/DialogOverlay.tsx b/FrontEnd/src/components/dialog/DialogOverlay.tsx
new file mode 100644
index 00000000..f7b58474
--- /dev/null
+++ b/FrontEnd/src/components/dialog/DialogOverlay.tsx
@@ -0,0 +1,66 @@
+import { ReactNode, useRef } from "react";
+import classNames from "classnames";
+import { CSSTransition } from "react-transition-group";
+
+import InPortal from "../InPortal";
+
+import "./DialogOverlay.css";
+
+interface DialogOverlayProps {
+  open: boolean;
+  onClose: () => void;
+  transitionClassNames: string;
+  overlayClassName?: string;
+  containerClassName?: string;
+  children?: ReactNode;
+  disableCloseOnClickOnOverlay?: boolean;
+}
+
+export default function DialogOverlay({
+  open,
+  onClose,
+  transitionClassNames,
+  overlayClassName,
+  containerClassName,
+  children,
+  disableCloseOnClickOnOverlay,
+}: DialogOverlayProps) {
+  const nodeRef = useRef(null);
+  const lastPointerDownIdRef = useRef<number | null>(null);
+
+  return (
+    <InPortal>
+      <CSSTransition
+        nodeRef={nodeRef}
+        mountOnEnter
+        unmountOnExit
+        in={open}
+        timeout={300}
+        classNames={transitionClassNames}
+      >
+        <div
+          ref={nodeRef}
+          className={classNames("cru-dialog-overlay", overlayClassName)}
+        >
+          <div
+            className="cru-dialog-background"
+            onPointerDown={(e) => {
+              lastPointerDownIdRef.current = e.pointerId;
+            }}
+            onPointerUp={(e) => {
+              if (lastPointerDownIdRef.current === e.pointerId) {
+                if (!disableCloseOnClickOnOverlay) onClose();
+              }
+              lastPointerDownIdRef.current = null;
+            }}
+          />
+          <div
+            className={classNames("cru-dialog-container", containerClassName)}
+          >
+            {children}
+          </div>
+        </div>
+      </CSSTransition>
+    </InPortal>
+  );
+}