DataGrid.CurrentCellChanged Gebeurtenis
Definitie
Belangrijk
Bepaalde informatie heeft betrekking op een voorlopige productversie die aanzienlijk kan worden gewijzigd voordat deze wordt uitgebracht. Microsoft biedt geen enkele expliciete of impliciete garanties met betrekking tot de informatie die hier wordt verstrekt.
Treedt op wanneer de CurrentCell eigenschap is gewijzigd.
public:
event EventHandler ^ CurrentCellChanged;
public event EventHandler CurrentCellChanged;
member this.CurrentCellChanged : EventHandler
Public Custom Event CurrentCellChanged As EventHandler
Gebeurtenistype
Voorbeelden
In het volgende codevoorbeeld ziet u het gebruik van dit lid.
// Create an instance of the 'CurrentCellChanged' EventHandler.
private:
void CallCurrentCellChanged()
{
myDataGrid->CurrentCellChanged += gcnew EventHandler( this, &MyDataGrid::Grid_CurCellChange );
}
// Raise the event when focus on DataGrid cell changes.
void Grid_CurCellChange( Object^ /*sender*/, EventArgs^ /*e*/ )
{
// String variable used to show message.
String^ myString = "CurrentCellChanged event raised, cell focus is at ";
// Get the co-ordinates of the focussed cell.
String^ myPoint = String::Concat( myDataGrid->CurrentCell.ColumnNumber, ", ", myDataGrid->CurrentCell.RowNumber );
// Create the alert message.
myString = String::Concat( myString, "(", myPoint, ")" );
// Show Co-ordinates when CurrentCellChanged event is raised.
MessageBox::Show( myString, "Current cell co-ordinates" );
}
// Create an instance of the 'CurrentCellChanged' EventHandler.
private void CallCurrentCellChanged()
{
myDataGrid.CurrentCellChanged += new EventHandler(Grid_CurCellChange);
}
// Raise the event when focus on DataGrid cell changes.
private void Grid_CurCellChange(object sender, EventArgs e)
{
// String variable used to show message.
string myString = "CurrentCellChanged event raised, cell focus is at ";
// Get the co-ordinates of the focussed cell.
string myPoint = myDataGrid.CurrentCell.ColumnNumber + "," +
myDataGrid.CurrentCell.RowNumber;
// Create the alert message.
myString = myString + "(" + myPoint + ")";
// Show Co-ordinates when CurrentCellChanged event is raised.
MessageBox.Show(myString, "Current cell co-ordinates");
}
' Create an instance of the 'CurrentCellChanged' EventHandler.
Private Sub CallCurrentCellChanged()
AddHandler myDataGrid.CurrentCellChanged, AddressOf Grid_CurCellChange
End Sub
' Raise the event when focus on DataGrid cell changes.
Private Sub Grid_CurCellChange(ByVal sender As Object, ByVal e As EventArgs)
' String variable used to show message.
Dim myString As String = "CurrentCellChanged event raised, cell focus is at "
' Get the co-ordinates of the focussed cell.
Dim myPoint As String = myDataGrid.CurrentCell.ColumnNumber + "," + myDataGrid.CurrentCell.RowNumber
' Create the alert message.
myString = myString + "(" + myPoint + ")"
' Show Co-ordinates when CurrentCellChanged event is raised.
MessageBox.Show(myString, "Current cell co-ordinates")
End Sub
Opmerkingen
Gebruik de CurrentCell eigenschap om de huidige cel te bepalen.