cxeditdataregisteredrepositoryitems.pas

来自「胜天进销存源码,国产优秀的进销存」· PAS 代码 · 共 133 行

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unit cxEditDataRegisteredRepositoryItems;

{$I cxVer.inc}

interface

uses
  SysUtils, cxClasses, cxDataStorage, cxEdit, cxEditRegisteredRepositoryItems,
  cxEditRepositoryItems;

type
  { TcxEditDataRegisteredRepositoryItems }

  TcxEditDataRegisteredRepositoryItems = class(TcxEditRegisteredRepositoryItems)
  public
    function GetItem(AValueTypeClass: TcxValueTypeClass): TcxEditRepositoryItem; reintroduce;
    procedure RegisterItem(AValueTypeClass: TcxValueTypeClass; AVersion: Integer; ARepositoryItem: TcxEditRepositoryItem); reintroduce;
    procedure UnregisterItem(AValueTypeClass: TcxValueTypeClass; AVersion: Integer); reintroduce;
  end;

function GetDefaultEditDataRepositoryItems: TcxEditDataRegisteredRepositoryItems;

implementation

var
  DefaultDataEditRepositoryItems: TcxEditDataRegisteredRepositoryItems;

function GetDefaultEditDataRepositoryItems: TcxEditDataRegisteredRepositoryItems;
begin
  if DefaultDataEditRepositoryItems = nil then
    DefaultDataEditRepositoryItems := TcxEditDataRegisteredRepositoryItems.Create(nil);
  Result := DefaultDataEditRepositoryItems;
end;

procedure CreateDefaultRepositoryItems;
begin
  GetDefaultEditDataRepositoryItems.RegisterDefaultItem(cxEditRegisteredItemsStandardVersion,
    GetDefaultEditRepository.CreateItem(TcxEditRepositoryTextItem));
  GetDefaultEditDataRepositoryItems.RegisterItem(TcxBooleanValueType, cxEditRegisteredItemsStandardVersion,
    GetDefaultEditRepository.CreateItem(TcxEditRepositoryCheckBoxItem));
  GetDefaultEditDataRepositoryItems.RegisterItem(TcxCurrencyValueType, cxEditRegisteredItemsStandardVersion,
    GetDefaultEditRepository.CreateItem(TcxEditRepositoryCurrencyItem));
  GetDefaultEditDataRepositoryItems.RegisterItem(TcxDateTimeValueType, cxEditRegisteredItemsStandardVersion,
    GetDefaultEditRepository.CreateItem(TcxEditRepositoryDateItem));
  {$IFDEF DELPHI6}
  GetDefaultEditDataRepositoryItems.RegisterItem(TcxFMTBcdValueType, cxEditRegisteredItemsStandardVersion,
    GetDefaultEditRepository.CreateItem(TcxEditRepositoryCurrencyItem));
  GetDefaultEditDataRepositoryItems.RegisterItem(TcxSQLTimeStampValueType, cxEditRegisteredItemsStandardVersion,
    GetDefaultEditRepository.CreateItem(TcxEditRepositoryDateItem));
  {$ENDIF}
end;

procedure DeleteDefaultRepositoryItems;
begin
  GetDefaultEditDataRepositoryItems.UnregisterDefaultItem(cxEditRegisteredItemsStandardVersion);
  GetDefaultEditDataRepositoryItems.UnregisterItem(TcxBooleanValueType, cxEditRegisteredItemsStandardVersion);
  GetDefaultEditDataRepositoryItems.UnregisterItem(TcxCurrencyValueType, cxEditRegisteredItemsStandardVersion);
  GetDefaultEditDataRepositoryItems.UnregisterItem(TcxDateTimeValueType, cxEditRegisteredItemsStandardVersion);
  {$IFDEF DELPHI6}
  GetDefaultEditDataRepositoryItems.UnregisterItem(TcxFMTBcdValueType, cxEditRegisteredItemsStandardVersion);
  GetDefaultEditDataRepositoryItems.UnregisterItem(TcxSQLTimeStampValueType, cxEditRegisteredItemsStandardVersion);
  {$ENDIF}
end;

function GetClassID(AClass: TClass): Integer;
begin
  Result := Integer(AClass);
end;

{ TcxEditDataRegisteredRepositoryItems }

function TcxEditDataRegisteredRepositoryItems.GetItem(
  AValueTypeClass: TcxValueTypeClass): TcxEditRepositoryItem;
begin
  Result := inherited GetItem(GetClassID(AValueTypeClass));
end;

procedure TcxEditDataRegisteredRepositoryItems.RegisterItem(AValueTypeClass: TcxValueTypeClass;
  AVersion: Integer; ARepositoryItem: TcxEditRepositoryItem);
begin
  inherited RegisterItem(GetClassID(AValueTypeClass), AVersion, ARepositoryItem);
end;

procedure TcxEditDataRegisteredRepositoryItems.UnregisterItem(AValueTypeClass: TcxValueTypeClass;
  AVersion: Integer);
begin
  inherited UnregisterItem(GetClassID(AValueTypeClass), AVersion);
end;

initialization
  CreateDefaultRepositoryItems;

finalization
  DeleteDefaultRepositoryItems;
  FreeAndNil(DefaultDataEditRepositoryItems);

end.