TcxMyEditViewInfo = class(TcxCustomEditViewInfo)
  private
    FContent: string;
  public
    constructor Create; override;
    procedure SetContent(AValue: TcxEditValue);
    destructor Destroy; override;
    procedure Paint(ACanvas: TcxCanvas); override;
  end;

  TcxMyEditViewData = class(TcxCustomEditViewData)
  public
    procedure EditValueToDrawValue(ACanvas: TcxCanvas;
      const AEditValue: TcxEditValue;
      AViewInfo: TcxCustomEditViewInfo); override;
      function GetEditContentSize(ACanvas: TcxCanvas;
      const AEditValue: TcxEditValue;
      const AEditSizeProperties: TcxEditSizeProperties): TSize; override;
    function GetClientExtent(ACanvas: TcxCanvas;
      AViewInfo: TcxCustomEditViewInfo): TRect; override;
  end;

  TcxMyEditProperties = class(TcxCustomEditProperties)
  protected
    class function GetViewDataClass: TcxCustomEditViewDataClass; override;
  public
    function GetSupportedOperations: TcxEditSupportedOperations; override;
    function GetEditValueSource(AEditFocused: Boolean): TcxDataEditValueSource; override;
    class function GetViewInfoClass: TcxContainerViewInfoClass; override;
  end;