tiptap/docs/api/events.md
Nick Perez 74bfdc5bef
feat: error handling of invalid content for a schema (#5178)
This change introduces two new top-level options to the editor: `enableContentCheck` & `onContentError` for dealing with content supplied that does not match the prose-mirror schema generated by the set of tiptap extensions.

`enableContentCheck` allows the app developer to opt into the behavior to check for invalid schemas (this change is otherwise backwards compatible).
When true, this will try to parse the document, and any content that does not match the schema will emit a `contentError` which can be listened to via the `onContentError` callback.
2024-06-04 09:32:54 +02:00

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---
tableOfContents: true
---
# Events
## Introduction
The editor fires a few different events that you can hook into. Lets have a look at all the available events first.
## List of available events
### beforeCreate
Before the view is created.
### create
The editor is ready.
### update
The content has changed.
### selectionUpdate
The selection has changed.
### transaction
The editor state has changed.
### focus
The editor is focused.
### blur
The editor isnt focused anymore.
### destroy
The editor is being destroyed.
### contentError
The content does not match the schema.
## Register event listeners
There are three ways to register event listeners.
### Option 1: Configuration
You can define your event listeners on a new editor instance right-away:
```js
const editor = new Editor({
onBeforeCreate({ editor }) {
// Before the view is created.
},
onCreate({ editor }) {
// The editor is ready.
},
onUpdate({ editor }) {
// The content has changed.
},
onSelectionUpdate({ editor }) {
// The selection has changed.
},
onTransaction({ editor, transaction }) {
// The editor state has changed.
},
onFocus({ editor, event }) {
// The editor is focused.
},
onBlur({ editor, event }) {
// The editor isnt focused anymore.
},
onDestroy() {
// The editor is being destroyed.
},
onContentError({ editor, error, disableCollaboration }) {
// The editor content does not match the schema.
},
})
```
### Option 2: Binding
Or you can register your event listeners on a running editor instance:
#### Bind event listeners
```js
editor.on('beforeCreate', ({ editor }) => {
// Before the view is created.
})
editor.on('create', ({ editor }) => {
// The editor is ready.
})
editor.on('update', ({ editor }) => {
// The content has changed.
})
editor.on('selectionUpdate', ({ editor }) => {
// The selection has changed.
})
editor.on('transaction', ({ editor, transaction }) => {
// The editor state has changed.
})
editor.on('focus', ({ editor, event }) => {
// The editor is focused.
})
editor.on('blur', ({ editor, event }) => {
// The editor isnt focused anymore.
})
editor.on('destroy', () => {
// The editor is being destroyed.
})
editor.on('contentError', ({ editor, error, disableCollaboration }) => {
// The editor content does not match the schema.
})
```
#### Unbind event listeners
If you need to unbind those event listeners at some point, you should register your event listeners with `.on()` and unbind them with `.off()` then.
```js
const onUpdate = () => {
// The content has changed.
}
// Bind …
editor.on('update', onUpdate)
// … and unbind.
editor.off('update', onUpdate)
```
### Option 3: Extensions
Moving your event listeners to custom extensions (or nodes, or marks) is also possible. Heres how that would look like:
```js
import { Extension } from '@tiptap/core'
const CustomExtension = Extension.create({
onBeforeCreate({ editor }) {
// Before the view is created.
},
onCreate({ editor }) {
// The editor is ready.
},
onUpdate({ editor }) {
// The content has changed.
},
onSelectionUpdate({ editor }) {
// The selection has changed.
},
onTransaction({ editor, transaction }) {
// The editor state has changed.
},
onFocus({ editor, event }) {
// The editor is focused.
},
onBlur({ editor, event }) {
// The editor isnt focused anymore.
},
onDestroy() {
// The editor is being destroyed.
},
onContentError({ editor, error, disableCollaboration }) {
// The editor content does not match the schema.
},
})
```