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@afshin-hoseini
Created December 28, 2018 10:00
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React native segmented tabbar + render custom items
import React, { Component } from 'react';
import {
View,
ViewPropTypes,
TouchableOpacity,
StyleSheet,
Text
} from 'react-native';
import PropTypes from 'prop-types';
const handleTabPress = (index, multiple, selectedIndex, onTabPress) => {
if (multiple) {
onTabPress(index);
}
else if (selectedIndex !== index) {
onTabPress(index);
}
};
const TabOption = ({
isTabActive, index, badge, text,
firstTabStyle, lastTabStyle,
tabStyle, activeTabStyle,
tabTextStyle, activeTabTextStyle,
tabBadgeContainerStyle, activeTabBadgeContainerStyle,
tabBadgeStyle, activeTabBadgeStyle,
onTabPress, textNumberOfLines,
allowFontScaling,
accessible,
activeTabOpacity,
accessibilityLabel,
enabled,renderTab
}) => {
return (
<TouchableOpacity style={[
styles.tabStyle,
tabStyle,
isTabActive ? [styles.activeTabStyle, activeTabStyle] : {},
firstTabStyle,
lastTabStyle]}
accessible={accessible}
accessibilityLabel={accessibilityLabel}
accessibilityTraits={isTabActive ? "selected" : "button"}
accessibilityComponentType={"button"}
onPress={() => onTabPress(index)}
disabled={!enabled}
activeOpacity={activeTabOpacity}>
<View style={{ flexDirection: "row" }}>
{
renderTab &&
renderTab(text, index)
}
{
!renderTab &&
<Text style={[
styles.tabTextStyle,
tabTextStyle,
isTabActive ? [styles.activeTabTextStyle, activeTabTextStyle] : {}]}
numberOfLines={textNumberOfLines}
allowFontScaling={allowFontScaling}
ellipsizeMode="tail">
{/* {text} */}
</Text>
}
{
Boolean(badge) ?
<View style={[
styles.tabBadgeContainerStyle,
tabBadgeContainerStyle,
isTabActive ? [styles.activeTabBadgeContainerStyle, activeTabBadgeContainerStyle] : {}]}>
<Text style={[
styles.tabBadgeStyle,
tabBadgeStyle,
isTabActive ? [styles.activeTabBadgeStyle, activeTabBadgeStyle] : {}]}
allowFontScaling={allowFontScaling}>
{badge}
</Text>
</View> : false
}
</View>
</TouchableOpacity>
);
}
const getAccessibilityLabelByIndex = (accessibilityLabels, index) => {
return accessibilityLabels && accessibilityLabels.length > 0 && accessibilityLabels[index] ? accessibilityLabels[index] : undefined
}
const SegmentedControlTab = ({
multiple, selectedIndex, selectedIndices, values,
badges, borderRadius, tabsContainerStyle, tabsContainerDisableStyle,
tabStyle, activeTabStyle,
tabTextStyle, activeTabTextStyle,
tabBadgeContainerStyle, activeTabBadgeContainerStyle,
tabBadgeStyle, activeTabBadgeStyle,
onTabPress, textNumberOfLines,
allowFontScaling,
accessible,
accessibilityLabels,
activeTabOpacity,
enabled,renderTabContent
}) => {
const firstTabStyle = [{ borderRightWidth: values.length == 2 ? 1 : 0, borderTopLeftRadius: borderRadius, borderBottomLeftRadius: borderRadius }]
const lastTabStyle = [{ borderLeftWidth: 0, borderTopRightRadius: borderRadius, borderBottomRightRadius: borderRadius }]
const tabsContainerStyles = [styles.tabsContainerStyle, tabsContainerStyle]
if(!enabled) {
tabsContainerStyles.push(tabsContainerDisableStyle)
}
return (
<View
style={tabsContainerStyles}
removeClippedSubviews={false}>
{
values.map((item, index) => {
const accessibilityText = getAccessibilityLabelByIndex(accessibilityLabels, index)
return (
<TabOption
key={index}
index={index}
badge={badges && badges[index] ? badges[index] : false}
isTabActive={multiple ? selectedIndices.includes(index) : selectedIndex === index}
text={item}
textNumberOfLines={textNumberOfLines}
onTabPress={(index) => handleTabPress(index, multiple, selectedIndex, onTabPress)}
firstTabStyle={index === 0 ? [{ borderRightWidth: 0 }, firstTabStyle] : {}}
lastTabStyle={index === values.length - 1 ? [{ borderLeftWidth: 0 }, lastTabStyle] : {}}
tabStyle={[tabStyle, index !== 0 && index !== values.length - 1 ? { marginLeft: -1 } : {}]}
activeTabStyle={activeTabStyle}
tabTextStyle={tabTextStyle}
activeTabTextStyle={activeTabTextStyle}
tabBadgeContainerStyle={tabBadgeContainerStyle}
activeTabBadgeContainerStyle={activeTabBadgeContainerStyle}
tabBadgeStyle={tabBadgeStyle}
activeTabBadgeStyle={activeTabBadgeStyle}
allowFontScaling={allowFontScaling}
activeTabOpacity={activeTabOpacity}
accessible={accessible}
accessibilityLabel={typeof(item) === "string" ? (accessibilityText ? accessibilityText : item) : "" }
enabled={enabled}
renderTab={renderTabContent}
/>
);
})
}
</View>
);
};
SegmentedControlTab.propTypes = {
values: PropTypes.array,
badges: PropTypes.array,
multiple: PropTypes.bool,
onTabPress: PropTypes.func,
selectedIndex: PropTypes.number,
selectedIndices: PropTypes.arrayOf(PropTypes.number),
tabsContainerStyle: ViewPropTypes.style,
tabsContainerDisableStyle: ViewPropTypes.style,
tabStyle: ViewPropTypes.style,
activeTabStyle: ViewPropTypes.style,
tabTextStyle: Text.propTypes.style,
activeTabTextStyle: Text.propTypes.style,
tabBadgeContainerStyle: Text.propTypes.style,
activeTabBadgeContainerStyle: Text.propTypes.style,
tabBadgeStyle: Text.propTypes.style,
activeTabBadgeStyle: Text.propTypes.style,
borderRadius: PropTypes.number,
textNumberOfLines: PropTypes.number,
allowFontScaling: PropTypes.bool,
accessible: PropTypes.bool,
accessibilityLabels: PropTypes.array,
activeTabOpacity: PropTypes.number,
enabled: PropTypes.bool
};
SegmentedControlTab.defaultProps = {
values: ['One', 'Two', 'Three'],
accessible: true,
accessibilityLabels: [],
badges: ['', '', ''],
multiple: false,
selectedIndex: 0,
selectedIndices: [0],
onTabPress: () => { },
tabsContainerStyle: {},
tabsContainerDisableStyle: { opacity:0.6 },
tabStyle: {},
activeTabStyle: {},
tabTextStyle: {},
activeTabTextStyle: {},
tabBadgeContainerStyle: {},
activeTabBadgeContainerStyle: {},
tabBadgeStyle: {},
activeTabBadgeStyle: {},
borderRadius: 5,
textNumberOfLines: 1,
allowFontScaling: true,
activeTabOpacity: 1,
enabled: true,
};
const styles = StyleSheet.create({
tabsContainerStyle: {
backgroundColor: 'transparent',
flexDirection: 'row',
},
tabStyle: {
paddingVertical: 5,
flex: 1,
justifyContent: 'center',
alignItems: 'center',
borderColor: '#0076FF',
borderWidth: 1,
backgroundColor: 'white',
},
activeTabStyle: {
backgroundColor: '#0076FF'
},
tabTextStyle: {
color: '#0076FF'
},
activeTabTextStyle: {
color: 'white'
},
tabBadgeContainerStyle: {
borderRadius: 20,
backgroundColor: 'red',
paddingLeft: 5,
paddingRight: 5,
marginLeft: 5,
marginBottom: 3
},
activeTabBadgeContainerStyle: {
backgroundColor: 'white'
},
tabBadgeStyle: {
color: 'white',
fontSize: 11,
fontWeight: 'bold'
},
activeTabBadgeStyle: {
color: 'black'
}
});
export default SegmentedControlTab
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