...DefaultRowHeight eines TDBGrids ändern?

// 1. Way: Derive a new Type: TMyDBGrid

type
  TMyDBGrid = class(TDBGrid)
  public
    property DefaultRowHeight;
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}


procedure TForm1.FormCreate(Sender: TObject);
begin
  DbGrid1.Canvas.Font.Size := 13;
  TMyDBGrid(DBGrid1).DefaultRowHeight := DBGrid1.Canvas.TextHeight('MMMMM') + 4;
end;


// 2. Way: Make a TypeCast:

procedure TForm1.Button1Click(Sender: TObject);
begin
  DBGrid1.DataSource.DataSet.DisableControls;
  TStringGrid(DBGrid1).DefaultRowHeight := 55;
  DBGrid1.DataSource.DataSet.EnableControls;
end;

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