Flavien DELANGLE

`defaultSelectedItems` is for un-controlled components For controlled ones, you can use `selectedItems` and `onSelectedItemsChange`

Right now we have no way of doing it easily. The data grid has a [`isRowSelectable` prop](https://mui.com/x/react-data-grid/row-selection/#disable-selection-on-certain-rows) that we could replicate on the Tree View components to limit the selection...

The method has been added in https://github.com/iamkun/dayjs/pull/1229/files Does the problem went away since then?

@heath-freenome It will at worse be released in one week :+1: There is a chance to add it to this week release, but I can't guarantee anything since it's already...

Doc applied to `SimpleTreeView` and example added for parent-children relationship

Before changing the imports, we need to make sure that we don't have breaking changes / regressions once we are using Pigment (they might drop style overrides)

Looks like a duplicate of #4546

> Hi @flaviendelangle but I don't see a direct react-mui solution in this thread can you help me more simply Sorry, my answer wasn't clear We don't support this feature...

I don't think anybody tried an implementation with `CalendarHeader` yet You have example on the doc on how to create a custom header but we don't have an example with...

I guess the main suspect is #8735 then :cry: