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Add BEFORE_FOCUS and AFTER_FOCUS for swipe gesture handling. #204

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Merged
merged 2 commits into from
Feb 12, 2016
Merged

Add BEFORE_FOCUS and AFTER_FOCUS for swipe gesture handling. #204

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c2fec74
fixes #176, facebook/react-native#5854
lynndylanhurley Feb 11, 2016
a58e9fb
ensure `dispatch` is defined before dispatching focus actions
lynndylanhurley Feb 11, 2016
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4 changes: 4 additions & 0 deletions Actions.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,8 @@ const BEFORE_POP = 'BEFORE_ROUTER_POP';
const AFTER_POP = 'AFTER_ROUTER_POP';
const BEFORE_DISMISS = 'BEFORE_ROUTER_DISMISS';
const AFTER_DISMISS = 'AFTER_ROUTER_DISMISS';
const AFTER_FOCUS = 'AFTER_ROUTER_FOCUS';
const BEFORE_FOCUS = 'BEFORE_ROUTER_FOCUS';

function isNumeric(n){
return !isNaN(parseFloat(n)) && isFinite(n);
Expand Down Expand Up @@ -152,4 +154,6 @@ actions.BEFORE_POP = BEFORE_POP;
actions.AFTER_POP = AFTER_POP;
actions.BEFORE_DISMISS = BEFORE_DISMISS;
actions.AFTER_DISMISS = AFTER_DISMISS;
actions.BEFORE_FOCUS = BEFORE_FOCUS;
actions.AFTER_FOCUS = AFTER_FOCUS;
export default actions;
24 changes: 24 additions & 0 deletions Router.js
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Expand Up @@ -29,6 +29,30 @@ export default class Router extends React.Component {

componentDidMount(){
this.router.delegate = this.refs.router;

if (this.props.dispatch) {
this.router.delegate.refs.nav.navigationContext.addListener('willfocus', function (ev) {
let name = ev.data.route.name;
let title = ev.data.route.title;

this.props.dispatch({
type: Actions.BEFORE_FOCUS,
name: name,
title: title
});
}.bind(this));

this.router.delegate.refs.nav.navigationContext.addListener('didfocus', function (ev) {
let name = ev.data.route.name;
let title = ev.data.route.title;

this.props.dispatch({
type: Actions.AFTER_FOCUS,
name: name,
title: title
});
}.bind(this));
}
}

render(){
Expand Down