DataView Construtores

Definição

Namespace:

System.Data

Assembly:

System.Data.Common.dll

Inicializa uma nova instância da classe DataView.

Sobrecargas

DataView()	Inicializa uma nova instância da classe DataView.
DataView(DataTable)	Inicializa uma nova instância da classe DataView com o DataTable especificado.
DataView(DataTable, String, String, DataViewRowState)	Inicializa uma nova instância da classe DataView com o DataTable, RowFilter, Sort e DataViewRowState especificados.

DataView()

Origem:

DataView.cs

Inicializa uma nova instância da classe DataView.

public:
 DataView();

public DataView ();

Public Sub New ()

Exemplos

O exemplo a seguir cria um novo DataView.

private void MakeDataView()
{
    DataView view = new DataView();

    view.Table = DataSet1.Tables["Suppliers"];
    view.AllowDelete = true;
    view.AllowEdit = true;
    view.AllowNew = true;
    view.RowFilter = "City = 'Berlin'";
    view.RowStateFilter = DataViewRowState.ModifiedCurrent;
    view.Sort = "CompanyName DESC";

    // Simple-bind to a TextBox control
    Text1.DataBindings.Add("Text", view, "CompanyName");
}

Private Sub MakeDataView()
    Dim view As New DataView()

    view.Table = DataSet1.Tables("Suppliers")
    view.AllowDelete = True
    view.AllowEdit = True
    view.AllowNew = True
    view.RowFilter = "City = 'Berlin'"
    view.RowStateFilter = DataViewRowState.ModifiedCurrent
    view.Sort = "CompanyName DESC"
    
    ' Simple-bind to a TextBox control
    Text1.DataBindings.Add("Text", view, "CompanyName")
End Sub

Confira também

• DataTable
• DataViewManager
• DataSets, DataTables e DataViews (ADO.NET)

DataView(DataTable)

Origem:

DataView.cs

Inicializa uma nova instância da classe DataView com o DataTable especificado.

public:
 DataView(System::Data::DataTable ^ table);

public DataView (System.Data.DataTable? table);

new System.Data.DataView : System.Data.DataTable -> System.Data.DataView

Public Sub New (table As DataTable)

Parâmetros

table

DataTable

Um DataTable para adicionar ao DataView.

Exemplos

O exemplo a seguir cria um novo DataView com o especificado DataTable.

private void MakeDataView()
{
    DataView view = new DataView(DataSet1.Tables["Suppliers"]);

    // Bind a ComboBox control to the DataView.
    Combo1.DataSource = view;
    Combo1.DisplayMember = "Suppliers.CompanyName";
}

Private Sub MakeDataView()
    Dim view As DataView
    view = New DataView(DataSet1.Tables("Suppliers"))

    ' Bind a ComboBox control to the DataView.
    Combo1.DataSource = view
    Combo1.DisplayMember = "Suppliers.CompanyName"
End Sub

Confira também

• DataSets, DataTables e DataViews (ADO.NET)

DataView(DataTable, String, String, DataViewRowState)

Origem:

DataView.cs

Inicializa uma nova instância da classe DataView com o DataTable, RowFilter, Sort e DataViewRowState especificados.

public:
 DataView(System::Data::DataTable ^ table, System::String ^ RowFilter, System::String ^ Sort, System::Data::DataViewRowState RowState);

public DataView (System.Data.DataTable table, string? RowFilter, string? Sort, System.Data.DataViewRowState RowState);

new System.Data.DataView : System.Data.DataTable * string * string * System.Data.DataViewRowState -> System.Data.DataView

Public Sub New (table As DataTable, RowFilter As String, Sort As String, RowState As DataViewRowState)

Parâmetros

table

DataTable

Um DataTable para adicionar ao DataView.

RowFilter

String

Um RowFilter para aplicar ao DataView.

Sort

String

Um Sort para aplicar ao DataView.

RowState

DataViewRowState

Um DataViewRowState para aplicar ao DataView.

Exemplos

O exemplo a seguir cria um novo DataView com o especificado DataTable.

private void MakeDataView(DataSet dataSet)
{
    DataView view = new DataView(dataSet.Tables["Suppliers"],
        "Country = 'UK'", "CompanyName",
        DataViewRowState.CurrentRows);
    view.AllowEdit = true;
    view.AllowNew = true;
    view.AllowDelete = true;
}

Private Sub MakeDataView(ByVal dataSet As DataSet)
    Dim view As New DataView(dataSet.Tables("Suppliers"), _
        "Country = 'UK'", "CompanyName", _
        DataViewRowState.CurrentRows)
    view.AllowEdit = True
    view.AllowNew = True
    view.AllowDelete = True
End Sub

Confira também

• DataSets, DataTables e DataViews (ADO.NET)