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author | Jonathan <jonfritz@gmail.com> | 2017-07-27 08:17:47 -0400 |
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committer | Joram Wilander <jwawilander@gmail.com> | 2017-07-27 08:17:47 -0400 |
commit | 27ff8bb146635c7ab0b23f6c5fe7c847b298a483 (patch) | |
tree | 7687743d8ddf0252fc94a689b39ffb94032f848f | |
parent | cc3a95fdd942370bee31aac67c9476f4c8032f1d (diff) | |
download | chat-27ff8bb146635c7ab0b23f6c5fe7c847b298a483.tar.gz chat-27ff8bb146635c7ab0b23f6c5fe7c847b298a483.tar.bz2 chat-27ff8bb146635c7ab0b23f6c5fe7c847b298a483.zip |
PLT-7128: Added an undefined check around the scrollIntoView() command to avoid trying to scroll to something that has gone out of scope (#6998)
-rw-r--r-- | webapp/components/create_comment.jsx | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/webapp/components/create_comment.jsx b/webapp/components/create_comment.jsx index 858f4c68c..a7edb6bc4 100644 --- a/webapp/components/create_comment.jsx +++ b/webapp/components/create_comment.jsx @@ -397,8 +397,11 @@ export default class CreateComment extends React.Component { draft.fileInfos = draft.fileInfos.concat(fileInfos); PostStore.storeCommentDraft(this.props.rootId, draft); - // Focus on preview if needed - this.refs.preview.refs.container.scrollIntoView(); + // Focus on preview if needed/possible - if user has switched teams since starting the file upload, + // the preview will be undefined and the switch will fail + if (typeof this.refs.preview != 'undefined' && this.refs.preview) { + this.refs.preview.refs.container.scrollIntoView(); + } const enableAddButton = this.handleEnableAddButton(draft.message, draft.fileInfos); |