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* feat: update * feat: MasonryList react native example * feat: MasonryList react native example * feat: bump expo 0.52 * feat: lock initNumberToRender = 0 * fix: snap jump issue * fix: snpm jump issue
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| import { useCallback, useMemo, useRef } from 'react'; | ||
| import { List, ScrollView } from '@infinite-list/react-native'; | ||
| import { | ||
| // NativeScrollEvent, | ||
| // NativeSyntheticEvent, | ||
| Text, | ||
| View, | ||
| } from 'react-native'; | ||
|
|
||
| const buildData = (count: number, startIndex = 0) => | ||
| new Array(count).fill(1).map((v, index) => ({ | ||
| key: index + startIndex, | ||
| value: index + startIndex, | ||
| })); | ||
|
|
||
| export default () => { | ||
| const data = useMemo(() => buildData(10000), []); | ||
| const scrollViewRef = useRef<ScrollView>(null); | ||
|
|
||
| const renderItem = useCallback((props: { item }) => { | ||
| const { item } = props; | ||
| return ( | ||
| <View style={{ height: 80, width: '100%', backgroundColor: '#fff' }}> | ||
| <Text>{item.value}</Text> | ||
| </View> | ||
| ); | ||
| }, []); | ||
|
|
||
| const keyExtractor = useCallback((item) => { | ||
| return item.key; | ||
| }, []); | ||
|
|
||
| return ( | ||
| <ScrollView | ||
| ref={scrollViewRef} | ||
| // onScroll={onScroll} | ||
| contentContainerStyle={{ | ||
| backgroundColor: '#fff', | ||
| }} | ||
| > | ||
| <List | ||
| data={data} | ||
| renderItem={renderItem} | ||
| test="3" | ||
| id="basic" | ||
| keyExtractor={keyExtractor} | ||
| containerRef={scrollViewRef} | ||
| /> | ||
| </ScrollView> | ||
| ); | ||
| }; |
57 changes: 57 additions & 0 deletions
57
examples/ReactNativeListPlayground/app/(tabs)/MasonryList.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| import { useCallback, useMemo, useRef } from 'react'; | ||
| import { ScrollView as NativeScrollView } from 'react-native'; | ||
| import { MasonryList, ScrollView } from '@infinite-list/react-native'; | ||
| import { Text, View } from 'react-native'; | ||
|
|
||
| const buildData = (count: number, startIndex = 0) => | ||
| new Array(count).fill(1).map((v, index) => ({ | ||
| key: index + startIndex, | ||
| value: index + startIndex, | ||
| })); | ||
|
|
||
| export default () => { | ||
| const data = useMemo(() => buildData(10000), []); | ||
| const scrollViewRef = useRef<NativeScrollView>(null); | ||
|
|
||
| const renderItem = useCallback((props: { item }) => { | ||
| const { item, itemMeta } = props; | ||
| const index = itemMeta.getIndexInfo().index; | ||
| const totalIndex = itemMeta.getIndexInfo().indexInTotal; | ||
|
|
||
| return ( | ||
| <View | ||
| style={{ | ||
| height: totalIndex % 3 ? 50 : 75, | ||
| flex: 1, | ||
| width: '100%', | ||
| backgroundColor: index % 2 ? '#fff' : '#eee', | ||
| }} | ||
| > | ||
| <Text>{item.value}</Text> | ||
| </View> | ||
| ); | ||
| }, []); | ||
|
|
||
| const keyExtractor = useCallback((item) => { | ||
| return item.key; | ||
| }, []); | ||
|
|
||
| return ( | ||
| <ScrollView | ||
| ref={scrollViewRef} | ||
| contentContainerStyle={{ | ||
| backgroundColor: '#fff', | ||
| }} | ||
| > | ||
| <MasonryList | ||
| data={data} | ||
| renderItem={renderItem} | ||
| id="basic" | ||
| recyclerBufferSize={100} | ||
| recyclerReservedBufferPerBatch={50} | ||
| keyExtractor={keyExtractor} | ||
| containerRef={scrollViewRef} | ||
| /> | ||
| </ScrollView> | ||
| ); | ||
| }; |
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