NavBarItem.BindCommand(Expression<Action>, Object, Func<Object>) Method

Uses the command selector to find an appropriate parameterized command in the source and bind it to this NavBarItem.

Namespace: DevExpress.XtraNavBar

Assembly: DevExpress.XtraNavBar.v20.1.dll

Declaration

public IDisposable BindCommand(
    Expression<Action> commandSelector,
    object source,
    Func<object> queryCommandParameter = null
)
Public Function BindCommand(
    commandSelector As Expression(Of Action),
    source As Object,
    queryCommandParameter As Func(Of Object) = Nothing
) As IDisposable

Parameters

Name Type Description
commandSelector Expression<Action>

An Expression that selects the appropriate command from the source object.

source Object

An Object (typically, a ViewModel) where the commandSelector looks for the required command.

Optional Parameters

Name Type Default Description
queryCommandParameter Func<Object>

null

A Func delegate that passes the specific Object to the command as a parameter.

Returns

Type Description
IDisposable

An IDisposable object. Disposing of this object unbinds the command from this NavBarItem.

Remarks

The BindCommand method supports the WinForms MVVM pattern. See the Commands topic to learn more.

Implements

DevExpress.Utils.MVVM.ISupportCommandBinding.BindCommand(Expression<Action>, Object, Func<Object>)
See Also