cxvgridconverter.pas

delphi的的三方控件

{********************************************************************}
{                                                                    }
{       Developer Express Visual Component Library                   }
{       ExpressVerticalGrid                                          }
{                                                                    }
{       Copyright (c) 1998-2007 Developer Express Inc.               }
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{   RESTRICTIONS                                                     }
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{   SECRETS OF DEVELOPER EXPRESS INC. THE REGISTERED DEVELOPER IS    }
{   LICENSED TO DISTRIBUTE THE EXPRESSVERTICALGRID AND ALL           }
{   ACCOMPANYING VCL CONTROLS AS PART OF AN EXECUTABLE PROGRAM ONLY. }
{                                                                    }
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{********************************************************************}
unit cxVGridConverter;

{$I cxVer.inc}

interface

uses
  cxConverterFactory, cxVGrid, cxStyles;

type
  TcxCustomVerticalGridConverterClass = class of TcxCustomVerticalGridConverter;
  TcxStylesAccessor = class(TcxStyles);

  { TcxCustomVerticalGridConverter }

  TcxCustomVerticalGridConverter = class(TcxCustomConverterWithStyles)
  private
    procedure ClearStyles;
    procedure ClearVerticalGrid;
    function GetDestination: TcxCustomVerticalGrid;
  protected
    procedure DoImport; override;
    procedure DoRealImport; virtual;
    procedure SetVerticalGridRowUniqueName(AVerticalGrid: TcxCustomVerticalGrid; ARow: TcxCustomRow);
  public
    property Destination: TcxCustomVerticalGrid read GetDestination;
  end;

const
  cxVGGroupConverterName = 'VerticalGrid Converters';
  cxDBVGGroupConverterName = 'DBVerticalGrid Converters';
  cxRTTIVGGroupConverterName = 'RTTI Inspector Converters';

implementation

{ TcxCustomVerticalGridConverter }

procedure TcxCustomVerticalGridConverter.DoImport;
begin
  Destination.BeginUpdate;
  try
    ClearVerticalGrid;
    DoRealImport;
  finally
    Destination.EndUpdate;
  end;
  inherited DoImport;
end;

procedure TcxCustomVerticalGridConverter.DoRealImport;
begin
end;

procedure TcxCustomVerticalGridConverter.SetVerticalGridRowUniqueName(
  AVerticalGrid: TcxCustomVerticalGrid; ARow: TcxCustomRow);
begin
  //todo
end;

procedure TcxCustomVerticalGridConverter.ClearStyles;
var
  I: Integer;
begin
  for I := 0 to cxvgMaxControlStyleIndex do
    TcxStylesAccessor(Destination.Styles).SetValue(I, nil);
end;

procedure TcxCustomVerticalGridConverter.ClearVerticalGrid;
begin
  with Destination do
  begin
    ClearRows;
    ClearStyles;
    RestoreDefaults;
  end;
end;

function TcxCustomVerticalGridConverter.GetDestination: TcxCustomVerticalGrid;
begin
  Result := inherited Destination as TcxCustomVerticalGrid;
end;

end.