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TabBar.js
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TabBar.js
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import {
StyleSheet,
View,
Image,
Text,
TouchableHighlight,
Dimensions,
Animated
} from 'react-native';
import React, { Component } from 'react';
import TabBarItem from "./TabBarItem";
import TabBarCenter from "./TabBarCenter";
export default class TabBar extends Component{
constructor(props) {
super(props);
this.state = {
selectedIndex: 0,
defaultPage: 0,
navFontSize: 12,
navTextColor: "rgb(148, 148, 148)",
navTextColorSelected: 'rgb(51, 163, 244)',
}
}
render() {
const {
children,
} = this.props;
const {
selectedIndex,
navFontSize,
navTextColor,
navTextColorSelected,
} = this.state;
return(
<View style={[styles.container,this.props.style]}>
<TabBarCenter setBtn="0"/>
{children[selectedIndex]}
<View style={styles.content}>
{
React.Children.map(children, (child,i) => {
const imgSrc = selectedIndex == i ? child.props.selectedIcon : child.props.icon;
const color = selectedIndex == i ? navTextColorSelected : navTextColor;
if(i==1) {
return (
<TouchableHighlight
key={i}
underlayColor={"transparent"}
style={[styles.navItem]}
onPress = {
() => {
this.update(i);
}
}
>
<TabBarCenter setBtn="1"/>
</TouchableHighlight>
);
}else{
return (
<TouchableHighlight
key={i}
underlayColor={"transparent"}
style={styles.navItem}
onPress = {
() => {
this.update(i);
}
}
>
<View style={styles.center}>
<Image
style={styles.navImage}
resizeMode="cover"
source={imgSrc}
/>
<Text style={[styles.navText,{color: color,fontSize: navFontSize}]}>
{child.props.title}
</Text>
</View>
</TouchableHighlight>
);
}
})
}
</View>
</View>
);
}
update(index) {
this.setState({
selectedIndex: index,
});
}
}
TabBar.Item = TabBarItem;
const styles = StyleSheet.create({
container: {
flex: 1,
overflow: 'hidden',
},
content: {
height: 50,
flexDirection:"row",
backgroundColor:"#fff",
},
navItem: {
flex: 1,
paddingTop: 6,
paddingBottom: 6,
alignItems: 'center',
},
center: {
width: 56,
alignItems: 'center',
justifyContent: 'center',
},
navImage: {
width: 22,
height: 22,
},
navText: {
marginTop: 3,
alignSelf: 'center',
}
});