从事网站开发,网页美工设计流程的正确排序,库房出入库管理软件,什么是整合营销并举例说明使用Animated.View实现全屏页面可以向下拖动,松开手指页面返回原处的效果 效果示例图代码示例 效果示例图 代码示例
import React, {useRef, useState} from react;
import {View,Text,Animated,Easing,PanResponder,StyleSheet,
} from react-native;const TestDragCard () … 使用Animated.View实现全屏页面可以向下拖动,松开手指页面返回原处的效果 效果示例图代码示例 效果示例图 代码示例
import React, {useRef, useState} from react;
import {View,Text,Animated,Easing,PanResponder,StyleSheet,
} from react-native;const TestDragCard () {const pan useRef(new Animated.ValueXY()).current;const panResponder PanResponder.create({onMoveShouldSetPanResponder: () true,onPanResponderMove: (evt, gestureState) {console.log({ds], gestureState.dy);Animated.event([null, {dy: pan.y}], {useNativeDriver: false,})(evt, gestureState);},onPanResponderRelease: (e, gestureState) {if (gestureState.dy 50) {Animated.timing(pan, {toValue: {x: 0, y: 0},easing: Easing.linear,duration: 300,useNativeDriver: true,}).start(() {// 模拟加载数据的异步操作console.log([放开我]);});} else {Animated.spring(pan, {toValue: {x: 0, y: 0},friction: 5,useNativeDriver: true,}).start();}},});const panStyle {transform: pan.getTranslateTransform(),};return (View style{styles.container}Animated.Viewstyle{[panStyle, styles.animatedView]}{...panResponder.panHandlers}Text内容/Text/Animated.View/View/);
};
const styles StyleSheet.create({container: {flex: 1,},animatedView: {borderColor: red,borderWidth: 1,borderStyle: solid,flex: 1,},
});export default TestDragCard;
