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(Fix) Prevent accessing `contentWindow` if `iframe` is `null` (#1161)

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Fernando 2020-07-24 17:46:11 -03:00 committed by GitHub
parent 0b25094b95
commit fc20ce5775
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1 changed files with 2 additions and 2 deletions
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src/routes/safe/components/Apps/index.tsx
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@ -226,9 +226,9 @@ function Apps({ closeModal, closeSnackbar, enqueueSnackbar, openModal }) {
const sendMessageToIframe = useCallback( const sendMessageToIframe = useCallback(
(messageId, data) => { (messageId, data) => {
const app = getSelectedApp() const app = getSelectedApp()
iframeEl.contentWindow.postMessage({ messageId, data }, app.url) iframeEl?.contentWindow.postMessage({ messageId, data }, app.url)
}, },
[getSelectedApp, iframeEl.contentWindow], [getSelectedApp, iframeEl],
) )
// handle messages from iframe // handle messages from iframe