onImageUpdate

API reference for the "onImageUpdate" method.

Registers a callback that runs when Canva requests the extension to update the user's image.
The onImageUpdate callback runs immediately before the onSaveRequest callback.
Usage
const canva = window.canva.init();
​
canva.onReady(async (opts) => {
  // This callback must exist for the extension to start
});
​
canva.onImageUpdate(async (opts) => {
  console.log(opts);
});
Parameters
Name
Type
Required
Description
handler
​ImageUpdateHandler​
Yes
The callback that runs when Canva requests the extension to update the user's image.
Returns
void
Types
ImageUpdateHandler
The callback that runs when Canva requests the extension to update the user's image.
Signature
(opts) => void
Parameters
Name
Type
Required
Description
opts
object
Yes
Information about the event.
opts.image
​CanvaImageBlob​
Yes
The updated version of the user's image.
Returns
void

onPresetSelected

onSaveRequest

Last updated 2 months ago

Name	Type	Required	Description
`handler`	`ImageUpdateHandler`	Yes	The callback that runs when Canva requests the extension to update the user's image.