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In Magnolia, the clipboard is a global function. As such, it works across workspaces and the item sets they show. The clipboard also works across all item subsets and between all views of a workspace. Every workspace has its own toolbar with its own clipboard controls, but they all use the same, global clipboard to interact with.
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The clipboard may be missing in a workspace. It should actually only be shown (i.e. not shown with all buttons disabled), if a workspace can make use of it.
Because the clipboard is a global function, it in Magnolia does not offer a cut operation. It would be unclear how to cancel it, if you switch the context. Instead, the clipboard concentrates on offering powerful copy&paste support only.
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