DesignerVerbCollection.Contains(DesignerVerb) Método

Definición

Espacio de nombres:

System.ComponentModel.Design

Ensamblado:

System.ComponentModel.TypeConverter.dll

Source:

DesignerVerbCollection.cs

Obtiene un valor que indica si el DesignerVerb especificado existe en la colección.

public:
 bool Contains(System::ComponentModel::Design::DesignerVerb ^ value);

public bool Contains (System.ComponentModel.Design.DesignerVerb? value);

member this.Contains : System.ComponentModel.Design.DesignerVerb -> bool

Public Function Contains (value As DesignerVerb) As Boolean

Parámetros

value

DesignerVerb

DesignerVerb que se va a buscar en la colección.

Devoluciones

Boolean

true si el objeto especificado existe en la colección; en caso contrario, false.

Ejemplos

En el ejemplo siguiente se usa el Contains método para buscar la presencia de un objeto específico DesignerVerb y, posteriormente, se recupera el valor de índice en el que se encontró.

// Tests for the presence of a DesignerVerb in the collection,
// and retrieves its index if it is found.
DesignerVerb^ testVerb = gcnew DesignerVerb( "Example designer verb", gcnew EventHandler( this, &Class1::ExampleEvent ) );
int itemIndex = -1;
if ( collection->Contains( testVerb ) )
         itemIndex = collection->IndexOf( testVerb );

// Tests for the presence of a DesignerVerb in the collection, 
// and retrieves its index if it is found.
DesignerVerb testVerb = new DesignerVerb("Example designer verb", new EventHandler(this.ExampleEvent));
int itemIndex = -1;
if( collection.Contains( testVerb ) )
    itemIndex = collection.IndexOf( testVerb );

' Tests for the presence of a DesignerVerb in the collection, 
' and retrieves its index if it is found.
Dim testVerb As New DesignerVerb("Example designer verb", New EventHandler(AddressOf Me.ExampleEvent))
Dim itemIndex As Integer = -1
If collection.Contains(testVerb) Then
    itemIndex = collection.IndexOf(testVerb)
End If