[英]React Native how to open react-native-dropdown-picker programmatically
[英]How to change direction of expanding of react-native-dropdown-picker
选择器工作正常,但是当它放置在屏幕底部时,它应该向上扩展项目,但仍然下降..
我检查了文档但找不到方法? 有人在这里怎么做吗?
零件:
<View style={{flex: 1}}>
<MapView
provider={PROVIDER_GOOGLE}
style={[styles.map]}
loadingEnabled
initialRegion={initialLocation}
ref={mapRef}>
{location && (
<Marker coordinate={location}>
<Image
style={{
width: 40,
height: 40,
margin: 5,
}}
source={require('../../assets/icons/marker_icon.png')}
/>
</Marker>
)}
</MapView>
<View style={{flex: 1, justifyContent: 'flex-end', width: '50%'}}>
<DropDownPicker
items={allTowns}
multiple={true}
multipleText="%d bölge seçildi."
min={0}
max={10}
defaultValue={country}
containerStyle={{height: 40}}
itemStyle={{
justifyContent: 'center',
alignItems: 'center',
}}
onChangeItem={(item) => alert(item)}
/>
</View>
</View>
在文档中,在 Advanced > DropDown Box 下,它提到了道具“dropDownDirection”
要使其 go 向上,您必须将其设置为“TOP”(大小写很重要)
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