Xceed Toolkit Plus for WPF v4.6 Documentation
BeginExecuteStatQuery Method (AsyncDataSourceProvider)


Xceed.Wpf.ListBox Assembly > Xceed.Wpf.Data Namespace > AsyncDataSourceProvider Class : BeginExecuteStatQuery Method
A StatQueryParameters that contains information about the operations that must be executed by the query on the underlying data source.
The AsyncCallback delegate to be called when the operation is complete.
An object containing state information for the operation.
Begins the asynchronous operation of querying the underlying data source for the result of a statistical function.
Syntax
'Declaration
 
Protected MustOverride Function BeginExecuteStatQuery( _
   ByVal queryParameters As StatQueryParameters, _
   ByVal callback As AsyncCallback, _
   ByVal state As Object _
) As IAsyncResult
'Usage
 
Dim instance As AsyncDataSourceProvider
Dim queryParameters As StatQueryParameters
Dim callback As AsyncCallback
Dim state As Object
Dim value As IAsyncResult
 
value = instance.BeginExecuteStatQuery(queryParameters, callback, state)
protected abstract IAsyncResult BeginExecuteStatQuery( 
   StatQueryParameters queryParameters,
   AsyncCallback callback,
   object state
)

Parameters

queryParameters
A StatQueryParameters that contains information about the operations that must be executed by the query on the underlying data source.
callback
The AsyncCallback delegate to be called when the operation is complete.
state
An object containing state information for the operation.

Return Value

An IAsyncResult representing the result of the operation.
Requirements

Target Platforms: Windows 11, Windows 10, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

AsyncDataSourceProvider Class
AsyncDataSourceProvider Members