Events Overview

RadDropDownTree control supports a number of client-side events that let you customize its behavior:

• OnClienLoad - client-side event handler iscalled after the RadDropDownTree is fully initialized on the client-side.

• OnClientDropDownOpening - client-side event that is fired before the dropdown of the RadDropDownTree is opened.

• OnClientDropDownOpened - client-side event that is fired after the dropdown of the RadDropDownTree is opened.

• OnClientDropDownClosing - client-side event that is fired before the dropdown of the RadDropDownTree is closed.

• OnClientDropDownClosed - client-side event that is fired after the dropdown of the RadDropDownTree is closed.

• OnClientEntryAdding - client-side event that is fired when an entry is about to be added.

• OnClientEntryAdded - client-side event that is fired when an entry is already added.

• OnClientEntryRemoving - client-side event that is fired when an entry is about to be removed.

• OnClientEntryRemoved - client-side event that is fired when an entry is already removed.

• OnClientClearButtonClicking - client-side event taht fires immediately when the Clear button in the entry area of the RadDropDownTree is clicked.

• OnClientClearButtonClicked - client-side event that fires after the Clear button in the entry area of the RadDropDownTree is clicked.