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  • LoadingMessage is a string that displays next to the node being expanded. The node needs to have expand mode equal to ServerSideCallBack or WebService.

  • The position of the loading message relative to the node text is determined by the LoadingStatusPosition property. Its possible values are as follows:

  • BeforeNodeText

  • AfterNodeText

  • BelowNodeText

  • None to suppress the loading message.

RadTreeView Load on Demand

  • When the PersistLoadOnDemandNodesproperty is True (the default), nodes populated through load-on-demand are persisted on the server automatically.
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