63 lines
1.4 KiB
JavaScript
63 lines
1.4 KiB
JavaScript
// @flow
|
|
|
|
import * as React from 'react';
|
|
import {StyleSheet} from 'react-native';
|
|
import {FAB} from 'react-native-paper';
|
|
import * as Animatable from 'react-native-animatable';
|
|
import AutoHideHandler from '../../utils/AutoHideHandler';
|
|
import CustomTabBar from '../Tabbar/CustomTabBar';
|
|
|
|
type PropsType = {
|
|
icon: string,
|
|
onPress: () => void,
|
|
};
|
|
|
|
const AnimatedFab = Animatable.createAnimatableComponent(FAB);
|
|
|
|
const styles = StyleSheet.create({
|
|
fab: {
|
|
position: 'absolute',
|
|
margin: 16,
|
|
right: 0,
|
|
},
|
|
});
|
|
|
|
export default class AnimatedFAB extends React.Component<PropsType> {
|
|
ref: {current: null | Animatable.View};
|
|
|
|
hideHandler: AutoHideHandler;
|
|
|
|
constructor() {
|
|
super();
|
|
this.ref = React.createRef();
|
|
this.hideHandler = new AutoHideHandler(false);
|
|
this.hideHandler.addListener(this.onHideChange);
|
|
}
|
|
|
|
onScroll = (event: SyntheticEvent<EventTarget>) => {
|
|
this.hideHandler.onScroll(event);
|
|
};
|
|
|
|
onHideChange = (shouldHide: boolean) => {
|
|
if (this.ref.current != null) {
|
|
if (shouldHide) this.ref.current.bounceOutDown(1000);
|
|
else this.ref.current.bounceInUp(1000);
|
|
}
|
|
};
|
|
|
|
render(): React.Node {
|
|
const {props} = this;
|
|
return (
|
|
<AnimatedFab
|
|
ref={this.ref}
|
|
useNativeDriver
|
|
icon={props.icon}
|
|
onPress={props.onPress}
|
|
style={{
|
|
...styles.fab,
|
|
bottom: CustomTabBar.TAB_BAR_HEIGHT,
|
|
}}
|
|
/>
|
|
);
|
|
}
|
|
}
|