Add new preserveScrollMomentum prop

Mirrors gorhom@719252d

Author: hannojg

src/components/bottomSheetScrollable/createBottomSheetScrollableComponent.tsx

@@ -43,6 +43,7 @@ export function createBottomSheetScrollableComponent<T, P>(
       onRefresh,
       progressViewOffset,
       refreshControl,
+      preserveScrollMomentum,
       // events
       onScroll,
       onScrollBeginDrag,
@@ -74,13 +75,12 @@ export function createBottomSheetScrollableComponent<T, P>(
     //#region variables
     const scrollableAnimatedProps = useAnimatedProps(
       () => ({
-        decelerationRate:
-          SCROLLABLE_DECELERATION_RATE_MAPPER[animatedScrollableState.value],
+        ...(preserveScrollMomentum ? {} : {decelerationRate: SCROLLABLE_DECELERATION_RATE_MAPPER[animatedScrollableState.value]}),
         showsVerticalScrollIndicator: showsVerticalScrollIndicator
           ? animatedScrollableState.value === SCROLLABLE_STATE.UNLOCKED
           : showsVerticalScrollIndicator,
       }),
-      [animatedScrollableState, showsVerticalScrollIndicator]
+      [animatedScrollableState, showsVerticalScrollIndicator, preserveScrollMomentum]
     );
 
     const scrollableGesture = useMemo(

src/components/bottomSheetScrollable/types.d.ts

@@ -47,6 +47,11 @@ export interface BottomSheetScrollableProps {
    * @default useScrollEventsHandlersDefault
    */
   scrollEventsHandlersHook?: ScrollEventsHandlersHookType;
+
+  /**
+   * Whether or not to preserve scroll momentum when expanding a scrollable bottom sheet component.Add commentMore actions
+   */
+  preserveScrollMomentum?: boolean;
 }
 
 export type ScrollableProps<T> =