BindingSource.SupportsSearching BindingSource.SupportsSearching BindingSource.SupportsSearching BindingSource.SupportsSearching Property

Définition

Obtient une valeur indiquant si la source de données prend en charge la recherche à l'aide de la méthode Find(PropertyDescriptor, Object).Gets a value indicating whether the data source supports searching with the Find(PropertyDescriptor, Object) method.

public:
 virtual property bool SupportsSearching { bool get(); };
[System.ComponentModel.Browsable(false)]
public virtual bool SupportsSearching { get; }
member this.SupportsSearching : bool
Public Overridable ReadOnly Property SupportsSearching As Boolean

Valeur de propriété

true si la liste est un IBindingList et prend en charge la recherche à l'aide de la méthode Find ; sinon, false.true if the list is a IBindingList and supports the searching with the Find method; otherwise, false.

Implémente

Exemples

L’exemple de code suivant montre comment utiliser le SupportsSearching membre.The following code example demonstrates how to use the SupportsSearching member. Pour obtenir un exemple complet, consultez la rubrique vue d’ensemble de la classe.For the complete example see the class overview topic.

private void button1_Click(object sender, EventArgs e)
{
    if (binding1.SupportsSearching != true)
        MessageBox.Show("Cannot search the list.");
    else
    {
        int foundIndex = binding1.Find("Name", textBox1.Text);
        if (foundIndex > -1)
            listBox1.SelectedIndex = foundIndex;
        else
            MessageBox.Show("Font was not found.");
    }
}
    Private Sub button1_Click(ByVal sender As Object, ByVal e As EventArgs) _
        Handles button1.Click

        If binding1.SupportsSearching <> True Then
            MessageBox.Show("Cannot search the list.")
        Else
            Dim foundIndex As Integer = binding1.Find("Name", textBox1.Text)
            If foundIndex > -1 Then
                listBox1.SelectedIndex = foundIndex
            Else
                MessageBox.Show("Font was not found.")
            End If
        End If

    End Sub
End Class

Remarques

Si la source de données n’est IBindingListpas SupportsSearching , retourne falsetoujours.If the data source is not an IBindingList, SupportsSearching always returns false.

S’applique à