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feat: use contentInset for KeyboardAwareScrollView #797

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feat: use contentInset for KeyboardAwareScrollView #797

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22 changes: 12 additions & 10 deletions src/components/KeyboardAwareScrollView/index.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -3,9 +3,9 @@ import { findNodeHandle } from "react-native";
import Reanimated, {
interpolate,
scrollTo,
useAnimatedProps,
useAnimatedReaction,
useAnimatedRef,
useAnimatedStyle,
useScrollViewOffset,
useSharedValue,
} from "react-native-reanimated";
Expand Down Expand Up @@ -359,17 +359,19 @@ const KeyboardAwareScrollView = forwardRef<
[],
);

const view = useAnimatedStyle(
const view = useAnimatedProps(
() =>
enabled
? {
// animations become choppy when scrolling to the end of the `ScrollView` (when the last input is focused)
// this happens because the layout recalculates on every frame. To avoid this we slightly increase padding
// by `+1`. In this way we assure, that `scrollTo` will never scroll to the end, because it uses interpolation
// from 0 to `keyboardHeight`, and here our padding is `keyboardHeight + 1`. It allows us not to re-run layout
// re-calculation on every animation frame and it helps to achieve smooth animation.
// see: https://github.com/kirillzyusko/react-native-keyboard-controller/pull/342
paddingBottom: currentKeyboardFrameHeight.value + 1,
contentInset: {
// animations become choppy when scrolling to the end of the `ScrollView` (when the last input is focused)
// this happens because the layout recalculates on every frame. To avoid this we slightly increase padding
// by `+1`. In this way we assure, that `scrollTo` will never scroll to the end, because it uses interpolation
// from 0 to `keyboardHeight`, and here our padding is `keyboardHeight + 1`. It allows us not to re-run layout
// re-calculation on every animation frame and it helps to achieve smooth animation.
// see: https://github.com/kirillzyusko/react-native-keyboard-controller/pull/342
bottom: currentKeyboardFrameHeight.value + 1,
},
}
: {},
[enabled],
Expand All @@ -379,11 +381,11 @@ const KeyboardAwareScrollView = forwardRef<
<ScrollViewComponent
ref={onRef}
{...rest}
animatedProps={view}
scrollEventThrottle={16}
onLayout={onScrollViewLayout}
>
{children}
<Reanimated.View style={view} />
</ScrollViewComponent>
);
},
Expand Down
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