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DataGridColumnStyle.Edit Yöntem

Tanım

Hücreyi bir değeri düzenlemeye hazırlar.

Aşırı Yüklemeler

Edit(CurrencyManager, Int32, Rectangle, Boolean)

Hücreyi düzenlemeye hazırlar.

Edit(CurrencyManager, Int32, Rectangle, Boolean, String)

Belirtilen CurrencyManager, satır numarası ve Rectangle parametreleri kullanarak hücreyi düzenlemeye hazırlar.

Edit(CurrencyManager, Int32, Rectangle, Boolean, String, Boolean)

Türetilen bir sınıfta geçersiz kılındığında, düzenleme için bir hücre hazırlar.

Edit(CurrencyManager, Int32, Rectangle, Boolean)

Hücreyi düzenlemeye hazırlar.

protected public:
 virtual void Edit(System::Windows::Forms::CurrencyManager ^ source, int rowNum, System::Drawing::Rectangle bounds, bool readOnly);
protected internal virtual void Edit (System.Windows.Forms.CurrencyManager source, int rowNum, System.Drawing.Rectangle bounds, bool readOnly);
abstract member Edit : System.Windows.Forms.CurrencyManager * int * System.Drawing.Rectangle * bool -> unit
override this.Edit : System.Windows.Forms.CurrencyManager * int * System.Drawing.Rectangle * bool -> unit
Protected Friend Overridable Sub Edit (source As CurrencyManager, rowNum As Integer, bounds As Rectangle, readOnly As Boolean)

Parametreler

rowNum
Int32

Düzenlenecek satır numarası.

bounds
Rectangle

Denetimin sitelendirildiği sınırlayıcı Rectangle .

readOnly
Boolean

Sütunun salt okunur olup olmadığını gösteren değer. true değer salt okunur ise; aksi takdirde , false.

Açıklamalar

Genellikle yöntemi, düzenlenmekte Edit olan hücrenin konumundaki kılavuza bir denetim ekler.

Şunlara uygulanır

Edit(CurrencyManager, Int32, Rectangle, Boolean, String)

Belirtilen CurrencyManager, satır numarası ve Rectangle parametreleri kullanarak hücreyi düzenlemeye hazırlar.

protected public:
 virtual void Edit(System::Windows::Forms::CurrencyManager ^ source, int rowNum, System::Drawing::Rectangle bounds, bool readOnly, System::String ^ instantText);
protected public:
 virtual void Edit(System::Windows::Forms::CurrencyManager ^ source, int rowNum, System::Drawing::Rectangle bounds, bool readOnly, System::String ^ displayText);
protected internal virtual void Edit (System.Windows.Forms.CurrencyManager source, int rowNum, System.Drawing.Rectangle bounds, bool readOnly, string instantText);
protected internal virtual void Edit (System.Windows.Forms.CurrencyManager source, int rowNum, System.Drawing.Rectangle bounds, bool readOnly, string displayText);
abstract member Edit : System.Windows.Forms.CurrencyManager * int * System.Drawing.Rectangle * bool * string -> unit
override this.Edit : System.Windows.Forms.CurrencyManager * int * System.Drawing.Rectangle * bool * string -> unit
abstract member Edit : System.Windows.Forms.CurrencyManager * int * System.Drawing.Rectangle * bool * string -> unit
override this.Edit : System.Windows.Forms.CurrencyManager * int * System.Drawing.Rectangle * bool * string -> unit
Protected Friend Overridable Sub Edit (source As CurrencyManager, rowNum As Integer, bounds As Rectangle, readOnly As Boolean, instantText As String)
Protected Friend Overridable Sub Edit (source As CurrencyManager, rowNum As Integer, bounds As Rectangle, readOnly As Boolean, displayText As String)

Parametreler

rowNum
Int32

Bu sütundaki düzenlenmekte olan satır numarası.

bounds
Rectangle

Rectangle Denetimin sitelendirildiği yer.

readOnly
Boolean

Sütunun salt okunur olup olmadığını gösteren değer. true değer salt okunur ise; aksi takdirde , false.

instantTextdisplayText
String

Denetimde görüntülenecek metin.

Örnekler

Aşağıdaki kod örneği, denetimdeki Edit tıklanan hücrenin System.Windows.Forms.DataGrid metnini değiştirmek için yöntemini kullanır.

public ref class Form1: public Form
{
private:
   DataSet^ myDataSet;
   void dataGrid1_MouseDown( Object^ sender, MouseEventArgs^ e )
   {
      // Use the HitTest method to get a HitTestInfo object.
      System::Windows::Forms::DataGrid::HitTestInfo^ hi;
      DataGrid^ grid = dynamic_cast<DataGrid^>(sender);
      hi = grid->HitTest( e->X, e->Y );

      // Test if the clicked area was a cell.
      if ( hi->Type == DataGrid::HitTestType::Cell )
      {
         // If it's a cell, get the GridTable and CurrencyManager of the
         // clicked table.         
         DataGridTableStyle^ dgt = grid->TableStyles[ 0 ];
         CurrencyManager^ myCurrencyManager = dynamic_cast<CurrencyManager^>(this->BindingContext[ myDataSet->Tables[ dgt->MappingName ] ]);

         // Get the Rectangle of the clicked cell.
         Rectangle cellRect;
         cellRect = grid->GetCellBounds( hi->Row, hi->Column );

         // Get the clicked DataGridTextBoxColumn.
         MyColumnStyle ^ gridCol = dynamic_cast<MyColumnStyle^>(dgt->GridColumnStyles[ hi->Column ]);

         // Edit the value.
         gridCol->EditVal( myCurrencyManager, hi->Row, cellRect, false, "New Text" );
      }
   }


public:
   ref class MyColumnStyle: public DataGridTextBoxColumn
   {
   public:
      void EditVal( CurrencyManager^ cm, int row, Rectangle rec, bool readOnly, String^ text )
      {
         this->Edit( cm, row, rec, readOnly, text );
      }
   };
};
public class Form1: Form
{
static void Main(){}

protected DataSet myDataSet;

private void dataGrid1_MouseDown(object sender, MouseEventArgs e)
{
    // Use the HitTest method to get a HitTestInfo object.
    System.Windows.Forms.DataGrid.HitTestInfo hi;   
    DataGrid grid = (DataGrid) sender;
    hi=grid.HitTest(e.X, e.Y);
    // Test if the clicked area was a cell.
    if (hi.Type==DataGrid.HitTestType.Cell)
    {
       // If it's a cell, get the GridTable and CurrencyManager of the
       // clicked table.         
       DataGridTableStyle dgt = grid.TableStyles[0];     
       CurrencyManager myCurrencyManager = (CurrencyManager)
        this.BindingContext[myDataSet.Tables[dgt.MappingName]];
       // Get the Rectangle of the clicked cell.
       Rectangle cellRect;
       cellRect=grid.GetCellBounds(hi.Row, hi.Column);
       // Get the clicked DataGridTextBoxColumn.
       MyColumnStyle gridCol =(MyColumnStyle) 
       dgt.GridColumnStyles[hi.Column];
       // Edit the value.
       gridCol.EditVal(myCurrencyManager, hi.Row, cellRect, false, "New Text");
    }
 }

public class MyColumnStyle:DataGridTextBoxColumn{
    public void EditVal(CurrencyManager cm, int row, Rectangle rec, 
    bool readOnly, string text){
        this.Edit(cm, row, rec, readOnly, text);
    }
}
}
Public Class Form1
   Inherits Form

   Protected myDataSet As DataSet

   Shared Sub Main()
   End Sub
    
    Private Sub dataGrid1_MouseDown(ByVal sender As Object, ByVal e As MouseEventArgs)
        ' Use the HitTest method to get a HitTestInfo object.
        Dim hi As System.Windows.Forms.DataGrid.HitTestInfo
        Dim grid As DataGrid = CType(sender, DataGrid)
        hi = grid.HitTest(e.X, e.Y)
        ' Test if the clicked area was a cell.
        If hi.Type = DataGrid.HitTestType.Cell Then
            ' If it's a cell, get the GridTable and CurrencyManager of the
            ' clicked table.         
            Dim dgt As DataGridTableStyle = grid.TableStyles(0)
            Dim myCurrencyManager As CurrencyManager = _
            CType(Me.BindingContext _
            (myDataSet.Tables(dgt.MappingName)), CurrencyManager)
            ' Get the Rectangle of the clicked cell.
            Dim cellRect As Rectangle
            cellRect = grid.GetCellBounds(hi.Row, hi.Column)
            ' Get the clicked DataGridTextBoxColumn.
            Dim gridCol As MyColumnStyle = CType(dgt.GridColumnStyles _
            (hi.Column), MyColumnStyle)
            ' Edit the value.
            gridCol.EditVal(myCurrencyManager, hi.Row, cellRect, False, "New Text")
        End If
    End Sub
End Class 

Public Class MyColumnStyle
   Inherits DataGridTextBoxColumn
   Public Sub EditVal(cm As CurrencyManager, row As Integer, _
   rec As Rectangle, bReadOnly As Boolean, text As String)
      MyBase.Edit(cm, row, rec, bReadOnly, text)
   End Sub
End Class

Açıklamalar

Genellikle yöntemi, düzenlenmekte Edit olan hücrenin konumundaki kılavuza bir denetim ekler.

Şunlara uygulanır

Edit(CurrencyManager, Int32, Rectangle, Boolean, String, Boolean)

Türetilen bir sınıfta geçersiz kılındığında, düzenleme için bir hücre hazırlar.

protected public:
 abstract void Edit(System::Windows::Forms::CurrencyManager ^ source, int rowNum, System::Drawing::Rectangle bounds, bool readOnly, System::String ^ instantText, bool cellIsVisible);
protected public:
 abstract void Edit(System::Windows::Forms::CurrencyManager ^ source, int rowNum, System::Drawing::Rectangle bounds, bool readOnly, System::String ^ displayText, bool cellIsVisible);
protected internal abstract void Edit (System.Windows.Forms.CurrencyManager source, int rowNum, System.Drawing.Rectangle bounds, bool readOnly, string instantText, bool cellIsVisible);
protected internal abstract void Edit (System.Windows.Forms.CurrencyManager source, int rowNum, System.Drawing.Rectangle bounds, bool readOnly, string displayText, bool cellIsVisible);
abstract member Edit : System.Windows.Forms.CurrencyManager * int * System.Drawing.Rectangle * bool * string * bool -> unit
abstract member Edit : System.Windows.Forms.CurrencyManager * int * System.Drawing.Rectangle * bool * string * bool -> unit
Protected Friend MustOverride Sub Edit (source As CurrencyManager, rowNum As Integer, bounds As Rectangle, readOnly As Boolean, instantText As String, cellIsVisible As Boolean)
Protected Friend MustOverride Sub Edit (source As CurrencyManager, rowNum As Integer, bounds As Rectangle, readOnly As Boolean, displayText As String, cellIsVisible As Boolean)

Parametreler

rowNum
Int32

Bu sütundaki düzenlenmekte olan satır numarası.

bounds
Rectangle

Rectangle Denetimin sitelendirildiği yer.

readOnly
Boolean

Sütunun salt okunur olup olmadığını gösteren değer. true değer salt okunur ise; aksi takdirde , false.

instantTextdisplayText
String

Denetimde görüntülenecek metin.

cellIsVisible
Boolean

Hücrenin görünür olup olmadığını gösteren değer. true hücre görünür durumdaysa; aksi takdirde , false.

Açıklamalar

Genellikle yöntemi, düzenlenmekte Edit olan hücrenin konumundaki kılavuza bir denetim ekler.

Şunlara uygulanır