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added controlledItemIndex so the central can be controlled by parent #3

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added controlledItemIndex so the central can be controlled by parent #3

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4a88ef6
added controlledItemIndex so the central can be controlled by parent
Jan 4, 2016
958dbda
user initialitemindex in componentwillreceive props
Jan 14, 2016
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11 changes: 9 additions & 2 deletions dist/Carousel.js
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Original file line number Diff line number Diff line change
Expand Up @@ -71,10 +71,16 @@ return /******/ (function(modules) { // webpackBootstrap
componentDidMount: function(){
this.parentElementWidth = React.findDOMNode(this).parentElement.clientWidth;
window.addEventListener('resize', this.onResize);
this.refs.scroller.scroll( (this.getItemWidth() + this.getItemsSpacing()) * (this.props.initialItemIndex || 0) );
this.refs.scroller.scroll( (this.getItemWidth() + this.getItemsSpacing()) * (this.props.initialItemIndex || this.props.controlledItemIndex || 0) );
this.forceUpdate();
},

componentWillReceiveProps: function(newProps, newState) {
if (newProps.controlledItemIndex && newProps.controlledItemIndex !== this.props.controlledItemIndex) {
this.refs.scroller.scroll( (this.getItemWidth() + this.getItemsSpacing()) * (newProps.controlledItemIndex || 0) );
}
},

componentWillUnmount: function(){
window.removeEventListener('resize', this.onResize);
},
Expand Down Expand Up @@ -219,7 +225,8 @@ return /******/ (function(modules) { // webpackBootstrap
spacing: React.PropTypes.number,
numberOfRenderItemsPerSide: React.PropTypes.number,
itemsCount: React.PropTypes.number,
initialItemIndex: React.PropTypes.number
initialItemIndex: React.PropTypes.number,
controlledItemIndex: React.PropTypes.number
};

module.exports = carousel;
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2 changes: 1 addition & 1 deletion dist/Carousel.min.js
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11 changes: 9 additions & 2 deletions src/Carousel.js
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Original file line number Diff line number Diff line change
Expand Up @@ -15,10 +15,16 @@ var carousel = React.createClass({
componentDidMount: function(){
this.parentElementWidth = React.findDOMNode(this).parentElement.clientWidth;
window.addEventListener('resize', this.onResize);
this.refs.scroller.scroll( (this.getItemWidth() + this.getItemsSpacing()) * (this.props.initialItemIndex || 0) );
this.refs.scroller.scroll( (this.getItemWidth() + this.getItemsSpacing()) * (this.props.initialItemIndex || this.props.controlledItemIndex || 0) );
this.forceUpdate();
},

componentWillReceiveProps: function(newProps, newState) {
if (newProps.initialItemIndex && newProps.initialItemIndex !== this.props.initialItemIndex) {
this.refs.scroller.scroll( (this.getItemWidth() + this.getItemsSpacing()) * (newProps.initialItemIndex || 0) );
}
},

componentWillUnmount: function(){
window.removeEventListener('resize', this.onResize);
},
Expand Down Expand Up @@ -163,7 +169,8 @@ carousel.propTypes = {
spacing: React.PropTypes.number,
numberOfRenderItemsPerSide: React.PropTypes.number,
itemsCount: React.PropTypes.number,
initialItemIndex: React.PropTypes.number
initialItemIndex: React.PropTypes.number,
controlledItemIndex: React.PropTypes.number
};

module.exports = carousel;