forked from vergnet/application-amicale
92 lines
2.3 KiB
TypeScript
92 lines
2.3 KiB
TypeScript
/*
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* Copyright (c) 2019 - 2020 Arnaud Vergnet.
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*
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* This file is part of Campus INSAT.
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*
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* Campus INSAT is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Campus INSAT is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Campus INSAT. If not, see <https://www.gnu.org/licenses/>.
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*/
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import * as React from 'react';
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import {
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NativeScrollEvent,
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NativeSyntheticEvent,
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StyleSheet,
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View,
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} from 'react-native';
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import { FAB } from 'react-native-paper';
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import * as Animatable from 'react-native-animatable';
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import AutoHideHandler from '../../utils/AutoHideHandler';
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import CustomTabBar, { TAB_BAR_HEIGHT } from '../Tabbar/CustomTabBar';
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type PropsType = {
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icon: string;
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onPress: () => void;
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};
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const styles = StyleSheet.create({
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fab: {
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position: 'absolute',
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margin: 16,
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right: 0,
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},
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});
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export default class AnimatedFAB extends React.Component<PropsType> {
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ref: { current: null | (Animatable.View & View) };
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hideHandler: AutoHideHandler;
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constructor(props: PropsType) {
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super(props);
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this.ref = React.createRef();
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this.hideHandler = new AutoHideHandler(false);
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this.hideHandler.addListener(this.onHideChange);
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}
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onScroll = (event: NativeSyntheticEvent<NativeScrollEvent>) => {
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this.hideHandler.onScroll(event);
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};
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onHideChange = (shouldHide: boolean) => {
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const ref = this.ref;
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if (
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ref &&
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ref.current &&
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ref.current.bounceOutDown &&
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ref.current.bounceInUp
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) {
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if (shouldHide) {
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ref.current.bounceOutDown(1000);
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} else {
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ref.current.bounceInUp(1000);
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}
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}
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};
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render() {
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const { props } = this;
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return (
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<Animatable.View
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ref={this.ref}
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useNativeDriver={true}
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style={{
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...styles.fab,
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bottom: TAB_BAR_HEIGHT,
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}}
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>
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<FAB icon={props.icon} onPress={props.onPress} />
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</Animatable.View>
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);
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}
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}
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