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Add hideSingle prop which, if true, will not show the indicator when there's only one page. #45

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Merged
zbtang merged 1 commit into from Apr 1, 2017
Merged

Add hideSingle prop which, if true, will not show the indicator when there's only one page. #45

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17 changes: 10 additions & 7 deletions viewpager/indicator/PagerDotIndicator.js
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Original file line number Diff line number Diff line change
Expand Up @@ -15,12 +15,14 @@ export default class PagerDotIndicator extends Component {
initialPage: PropTypes.number,
pager: PropTypes.instanceOf(IndicatorViewPager),
dotStyle: View.propTypes.style,
selectedDotStyle: View.propTypes.style
selectedDotStyle: View.propTypes.style,
hideSingle: React.PropTypes.bool
}

static defaultProps = {
pageCount: 0,
initialPage: 0
initialPage: 0,
hideSingle: false
}

state = {
Expand All @@ -35,10 +37,11 @@ export default class PagerDotIndicator extends Component {
this.props.style != nextProps.style
}

render () {
let {pageCount, dotStyle, selectedDotStyle} = this.props
if (pageCount <= 0)return null
let dotsView = []
render() {
let {pageCount, dotStyle, selectedDotStyle}=this.props;
if (pageCount <= 0)return null;
if (this.props.hideSingle && pageCount == 1) return null;
let dotsView = [];
for (let i = 0; i < pageCount; i++) {
let isSelect = i === this.state.selectedIndex
dotsView.push(
Expand Down Expand Up @@ -79,4 +82,4 @@ const styles = StyleSheet.create({
selectDot: {
backgroundColor: 'white'
}
})
})