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[Navigator] Support the ref prop on scene roots #1361

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[Navigator] Support the ref prop on scene roots #1361

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15 changes: 14 additions & 1 deletion Libraries/CustomComponents/Navigator/Navigator.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1291,6 +1291,14 @@ var Navigator = React.createClass({
if (i !== this.state.presentedIndex) {
disabledSceneStyle = styles.disabledScene;
}
var originalRef = child.ref;
if (originalRef != null && typeof originalRef !== 'function') {
console.warn(
'String refs are not supported for navigator scenes. Use a callback ' +
'ref instead. Ignoring ref: ' + originalRef
);
originalRef = null;
}
return (
<View
key={this.state.idStack[i]}
Expand All @@ -1300,7 +1308,12 @@ var Navigator = React.createClass({
}}
style={[styles.baseScene, this.props.sceneStyle, disabledSceneStyle]}>
{React.cloneElement(child, {
ref: this._handleItemRef.bind(null, this.state.idStack[i], route),
ref: component => {
this._handleItemRef(this.state.idStack[i], route, component);
if (originalRef) {
originalRef(component);
}
}
})}
</View>
);
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