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Code Issues Releases Wiki Activity

Add beforeHistoryChange router event. (#1360)

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Arunoda Susiripala 2017-03-08 22:00:47 +05:30 committed by Guillermo Rauch
parent f9286f74bf
commit 6db7101c40
3 changed files with 3 additions and 1 deletions
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2
lib/router/index.js
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@ -15,7 +15,7 @@ const SingletonRouter = {
// Create public properties and methods of the router in the SingletonRouter // Create public properties and methods of the router in the SingletonRouter
const propertyFields = ['components', 'pathname', 'route', 'query'] const propertyFields = ['components', 'pathname', 'route', 'query']
const coreMethodFields = ['push', 'replace', 'reload', 'back', 'prefetch'] const coreMethodFields = ['push', 'replace', 'reload', 'back', 'prefetch']
const routerEvents = ['routeChangeStart', 'routeChangeComplete', 'routeChangeError'] const routerEvents = ['routeChangeStart', 'beforeHistoryChange', 'routeChangeComplete', 'routeChangeError']
propertyFields.forEach((field) => { propertyFields.forEach((field) => {
// Here we need to use Object.defineProperty because, we need to return // Here we need to use Object.defineProperty because, we need to return

1
lib/router/router.js
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@ -168,6 +168,7 @@ export default class Router extends EventEmitter {
return false return false
} }
this.emit('beforeHistoryChange', as)
this.changeState(method, url, as, options) this.changeState(method, url, as, options)
const hash = window.location.hash.substring(1) const hash = window.location.hash.substring(1)

1
readme.md
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@ -311,6 +311,7 @@ Here's a list of supported events:
- `routeChangeStart(url)` - Fires when a route starts to change - `routeChangeStart(url)` - Fires when a route starts to change
- `routeChangeComplete(url)` - Fires when a route changed completely - `routeChangeComplete(url)` - Fires when a route changed completely
- `routeChangeError(err, url)` - Fires when there's an error when changing routes - `routeChangeError(err, url)` - Fires when there's an error when changing routes
- `beforeHistoryChange(url)` - Fires just before changing the browser's history
- `appUpdated(nextRoute)` - Fires when switching pages and there's a new version of the app - `appUpdated(nextRoute)` - Fires when switching pages and there's a new version of the app
> Here `url` is the URL shown in the browser. If you call `Router.push(url, as)` (or similar), then the value of `url` will be `as`. > Here `url` is the URL shown in the browser. If you call `Router.push(url, as)` (or similar), then the value of `url` will be `as`.