Reset FAB state when gallery list changes

app/src/main/kotlin/com/hippo/ehviewer/ui/screen/DownloadsScreen.kt

@@ -228,6 +228,7 @@ fun AnimatedVisibilityScope.DownloadsScreen(navigator: DestinationsNavigator) =
     fun switchLabel(label: String?) {
         Settings.recentDownloadLabel.value = label
         filterState = filterState.copy(label = label)
+        fabHidden = false
     }
 
     LaunchedEffect(filterState) {

app/src/main/kotlin/com/hippo/ehviewer/ui/screen/FavoritesScreen.kt

@@ -104,6 +104,8 @@ fun AnimatedVisibilityScope.FavouritesScreen(navigator: DestinationsNavigator, v
     var urlBuilder by viewModel.urlBuilder
     var searchBarExpanded by rememberSaveable { mutableStateOf(false) }
     var searchBarOffsetY by remember { mutableIntStateOf(0) }
+    var fabExpanded by remember { mutableStateOf(false) }
+    var fabHidden by remember { mutableStateOf(false) }
 
     // Derived State
     val keyword = urlBuilder.keyword
@@ -163,6 +165,7 @@ fun AnimatedVisibilityScope.FavouritesScreen(navigator: DestinationsNavigator, v
                         val newCat = index - 2
                         refresh(FavListUrlBuilder(newCat))
                         Settings.recentFavCat = newCat
+                        fabHidden = false
                         launch { sheetState.close() }
                     },
                     colors = listItemOnDrawerColor(urlBuilder.favCat == index - 2),
@@ -171,8 +174,6 @@ fun AnimatedVisibilityScope.FavouritesScreen(navigator: DestinationsNavigator, v
         }
     }
 
-    var fabExpanded by remember { mutableStateOf(false) }
-    var fabHidden by remember { mutableStateOf(false) }
     val checkedInfoMap = remember { mutableStateMapOf<Long, BaseGalleryInfo>() }
     val selectMode = checkedInfoMap.isNotEmpty()
     DrawerHandle(!selectMode && !searchBarExpanded)

app/src/main/kotlin/com/hippo/ehviewer/ui/screen/GalleryListScreen.kt

@@ -160,6 +160,9 @@ fun AnimatedVisibilityScope.GalleryListScreen(
     var urlBuilder by viewModel.urlBuilder
     var searchBarExpanded by rememberSaveable { mutableStateOf(false) }
     var searchBarOffsetY by remember { mutableIntStateOf(0) }
+    var fabExpanded by remember { mutableStateOf(false) }
+    var fabHidden by remember { mutableStateOf(false) }
+
     val animateItems by Settings.animateItems.collectAsState()
 
     var category by rememberMutableStateInDataStore("SearchCategory") { EhUtils.ALL_CATEGORY }
@@ -220,6 +223,7 @@ fun AnimatedVisibilityScope.GalleryListScreen(
                         Settings.recentToplist = keyword
                         urlBuilder = ListUrlBuilder(MODE_TOPLIST, mKeyword = keyword)
                         data.refresh()
+                        fabHidden = false
                         launch { sheetState.close() }
                     },
                     headlineContent = {
@@ -374,6 +378,7 @@ fun AnimatedVisibilityScope.GalleryListScreen(
                                                 language = languageFilter
                                             }
                                             data.refresh()
+                                            fabHidden = false
                                         }
                                         launch { sheetState.close() }
                                     },
@@ -425,9 +430,6 @@ fun AnimatedVisibilityScope.GalleryListScreen(
         }
     }
 
-    var fabExpanded by remember { mutableStateOf(false) }
-    var fabHidden by remember { mutableStateOf(false) }
-
     val openGalleryKeyword = stringResource(R.string.gallery_list_search_bar_open_gallery)
     abstract class UrlSuggestion : Suggestion() {
         override val keyword = openGalleryKeyword