DataGrid.GetCellBounds Metoda

Definicja

Przestrzeń nazw:

System.Windows.Forms

Zestaw:

System.Windows.Forms.dll

Pobiera element Rectangle określający cztery rogi komórki.

Przeciążenia

GetCellBounds(Int32, Int32)	Rectangle Pobiera komórkę określoną przez wiersz i numer kolumny.
GetCellBounds(DataGridCell)	Rectangle Pobiera komórkę określoną przez DataGridCell.

GetCellBounds(Int32, Int32)

Rectangle Pobiera komórkę określoną przez wiersz i numer kolumny.

public:
 System::Drawing::Rectangle GetCellBounds(int row, int col);

public System.Drawing.Rectangle GetCellBounds (int row, int col);

member this.GetCellBounds : int * int -> System.Drawing.Rectangle

Public Function GetCellBounds (row As Integer, col As Integer) As Rectangle

Parametry

row

Int32

Liczba wierszy komórki.

col

Int32

Liczba kolumn komórki.

Zwraca

Rectangle

Element Rectangle definiujący narożniki bieżącej komórki.

Przykłady

Poniższy przykład kodu używa metody , GetCellBounds aby zwrócić Rectangle określoną komórkę.

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 = 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 = dataGrid1->TableStyles[ 0 ];
         CurrencyManager^ myCurrencyManager = dynamic_cast<CurrencyManager^>(BindingContext[ myDataSet->Tables[ dataGrid1->DataMember ] ]);
         
         // Get the Rectangle of the clicked cell.
         Rectangle cellRect;
         cellRect = grid->GetCellBounds( hi->Row, hi->Column );
         
         // Get the clicked DataGridTextBoxColumn.
         DataGridTextBoxColumn^ gridCol = dynamic_cast<DataGridTextBoxColumn^>(dgt->GridColumnStyles[ hi->Column ]);
         
         // Insert code to edit the value.
      }
   }

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 = dataGrid1.TableStyles[0];     
      CurrencyManager myCurrencyManager = 
      (CurrencyManager)this.BindingContext
      [myDataSet.Tables[dataGrid1.DataMember]];
      // Get the Rectangle of the clicked cell.
      Rectangle cellRect;
      cellRect=grid.GetCellBounds(hi.Row, hi.Column);
      // Get the clicked DataGridTextBoxColumn.
      DataGridTextBoxColumn gridCol =
      (DataGridTextBoxColumn) dgt.GridColumnStyles[hi.Column];
      // Insert code to edit the value.
   }
}

    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 = dataGrid1.TableStyles(0)
            Dim myCurrencyManager As CurrencyManager = _
            CType(Me.BindingContext _
            (myDataSet.Tables(dataGrid1.DataMember)), 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 DataGridTextBoxColumn = _
            CType(dgt.GridColumnStyles(hi.Column), DataGridTextBoxColumn)
            ' Insert code to dit the value.
        End If
    End Sub

Uwagi

Aby pobrać granice komórek dla aktualnie wybranej komórki, użyj polecenia GetCurrentCellBounds.

Zobacz też

• GetCurrentCellBounds()
• CurrentCell

GetCellBounds(DataGridCell)

Rectangle Pobiera komórkę określoną przez DataGridCell.

public:
 System::Drawing::Rectangle GetCellBounds(System::Windows::Forms::DataGridCell dgc);

public System.Drawing.Rectangle GetCellBounds (System.Windows.Forms.DataGridCell dgc);

member this.GetCellBounds : System.Windows.Forms.DataGridCell -> System.Drawing.Rectangle

Public Function GetCellBounds (dgc As DataGridCell) As Rectangle

Parametry

dgc

DataGridCell

Element do wyszukania DataGridCell .

Zwraca

Rectangle

Element Rectangle definiujący narożniki bieżącej komórki.

Przykłady

Poniższy przykład kodu używa metody , GetCellBounds aby zwrócić Rectangle określoną komórkę.

protected:
   DataGridCell dgc;

   void GetRect()
   {
      Rectangle rect;
      dgc.ColumnNumber = 0;
      dgc.RowNumber = 0;
      rect = dataGrid1->GetCellBounds( dgc );
      Console::WriteLine( rect );
   }

protected DataGridCell dgc;

protected void GetRect(){
    Rectangle rect;
    dgc.ColumnNumber = 0;
    dgc.RowNumber = 0;
    rect = dataGrid1.GetCellBounds(dgc);
    Console.WriteLine(rect.ToString());
 }

Private Sub GetRect()
    Dim rect As Rectangle
    Dim dgc As DataGridCell
    dgc.ColumnNumber = 0
    dgc.RowNumber = 0
    rect = DataGrid1.GetCellBounds(dgc)
    Console.WriteLine(rect.ToString())
 End Sub

Zobacz też

• GetCurrentCellBounds()