Add input focused boolean to face library keyboard listener (#20325)

Because the "a" key is used by the keyboard listener for select all, this would prevent it from being used in the tracked object details pane. This change mimics what is already done in Explore.

web/src/pages/FaceLibrary.tsx

@@ -109,6 +109,9 @@ export default function FaceLibrary() {
   const [upload, setUpload] = useState(false);
   const [addFace, setAddFace] = useState(false);
 
+  // input focus for keyboard shortcuts
+  const [inputFocused, setInputFocused] = useState(false);
+
   const onUploadImage = useCallback(
     (file: File) => {
       const formData = new FormData();
@@ -260,7 +263,9 @@ export default function FaceLibrary() {
 
   // keyboard
 
-  useKeyboardListener(["a", "Escape"], (key, modifiers) => {
+  useKeyboardListener(
+    ["a", "Escape"],
+    (key, modifiers) => {
       if (modifiers.repeat || !modifiers.down) {
         return;
       }
@@ -281,7 +286,9 @@ export default function FaceLibrary() {
           setSelectedFaces([]);
           break;
       }
-  });
+    },
+    !inputFocused,
+  );
 
   useEffect(() => {
     setSelectedFaces([]);
@@ -406,6 +413,7 @@ export default function FaceLibrary() {
             selectedFaces={selectedFaces}
             onClickFaces={onClickFaces}
             onRefresh={refreshFaces}
+            setInputFocused={setInputFocused}
           />
         ) : (
           <FaceGrid
@@ -606,6 +614,7 @@ type TrainingGridProps = {
   selectedFaces: string[];
   onClickFaces: (images: string[], ctrl: boolean) => void;
   onRefresh: () => void;
+  setInputFocused: React.Dispatch<React.SetStateAction<boolean>>;
 };
 function TrainingGrid({
   config,
@@ -614,6 +623,7 @@ function TrainingGrid({
   selectedFaces,
   onClickFaces,
   onRefresh,
+  setInputFocused,
 }: TrainingGridProps) {
   const { t } = useTranslation(["views/faceLibrary"]);
 
@@ -688,7 +698,7 @@ function TrainingGrid({
         setSimilarity={undefined}
         setSearchPage={setDialogTab}
         setSearch={(search) => setSelectedEvent(search as unknown as Event)}
-        setInputFocused={() => {}}
+        setInputFocused={setInputFocused}
       />
 
       <div className="scrollbar-container flex flex-wrap gap-2 overflow-y-scroll p-1">
@@ -1042,6 +1052,8 @@ function FaceGrid({
   onClickFaces,
   onDelete,
 }: FaceGridProps) {
+  const { t } = useTranslation(["views/faceLibrary"]);
+
   const sortedFaces = useMemo(
     () => (faceImages || []).sort().reverse(),
     [faceImages],
@@ -1051,7 +1063,7 @@ function FaceGrid({
     return (
       <div className="absolute left-1/2 top-1/2 flex -translate-x-1/2 -translate-y-1/2 flex-col items-center justify-center text-center">
         <LuFolderCheck className="size-16" />
-        (t("nofaces"))
+        {t("nofaces")}
       </div>
     );
   }