NGWS SDK Documentation  

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TreeView.AddOnBeforeCheck

Adds an event handler for the "beforeCheck" event notification.

[Visual Basic]
Public Sub AddOnBeforeCheck( _
   ByVal handler As TreeViewCancelEventHandler _
)
[C#]
public void AddOnBeforeCheck(
   TreeViewCancelEventHandler handler
);
[C++]
public: void AddOnBeforeCheck(
   TreeViewCancelEventHandler* handler
);
[JScript]
public function AddOnBeforeCheck(
   handler : TreeViewCancelEventHandler
);

Parameters

handler
The event handler to install.

See Also

TreeView Class | TreeView Members | System.WinForms Namespace