105 lines
3.9 KiB
ObjectPascal
105 lines
3.9 KiB
ObjectPascal
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{*******************************************************************}
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{ }
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{ Developer Express Visual Component Library }
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{ ExpressBars extended DB items registring unit }
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{ }
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{ Copyright (c) 1998-2009 Developer Express Inc. }
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{ ALL RIGHTS RESERVED }
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{ }
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{ The entire contents of this file is protected by U.S. and }
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{ International Copyright Laws. Unauthorized reproduction, }
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{ reverse-engineering, and distribution of all or any portion of }
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{ the code contained in this file is strictly prohibited and may }
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{ result in severe civil and criminal penalties and will be }
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{ prosecuted to the maximum extent possible under the law. }
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{ }
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{ RESTRICTIONS }
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{ }
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{ THIS SOURCE CODE AND ALL RESULTING INTERMEDIATE FILES }
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{ (DCU, OBJ, DLL, ETC.) ARE CONFIDENTIAL AND PROPRIETARY TRADE }
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{ SECRETS OF DEVELOPER EXPRESS INC. THE REGISTERED DEVELOPER IS }
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{ LICENSED TO DISTRIBUTE THE EXPRESSBARS AND ALL ACCOMPANYING VCL }
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{ CONTROLS AS PART OF AN EXECUTABLE PROGRAM ONLY. }
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{ }
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{ THE SOURCE CODE CONTAINED WITHIN THIS FILE AND ALL RELATED }
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{ FILES OR ANY PORTION OF ITS CONTENTS SHALL AT NO TIME BE }
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{ COPIED, TRANSFERRED, SOLD, DISTRIBUTED, OR OTHERWISE MADE }
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{ AVAILABLE TO OTHER INDIVIDUALS WITHOUT EXPRESS WRITTEN CONSENT }
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{ AND PERMISSION FROM DEVELOPER EXPRESS INC. }
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{ }
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{ CONSULT THE END USER LICENSE AGREEMENT FOR INFORMATION ON }
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{ ADDITIONAL RESTRICTIONS. }
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{ }
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{*******************************************************************}
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unit dxBarExtDBItemsReg;
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{$I cxVer.inc}
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interface
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procedure Register;
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implementation
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uses
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{$IFDEF DELPHI6}
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DesignIntf, DesignEditors,
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{$ELSE}
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DsgnIntf,
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{$ENDIF}
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{$IFDEF DELPHI10}
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WideStrings,
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{$ENDIF}
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Classes, dxBarExtDBItems;
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{ TdxBarLookupComboFieldProperty }
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type
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TdxBarLookupComboFieldProperty = class(TStringProperty)
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public
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function GetAttributes: TPropertyAttributes; override;
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procedure GetValues(Proc: TGetStrProc); override;
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end;
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function TdxBarLookupComboFieldProperty.GetAttributes: TPropertyAttributes;
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begin
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Result := [paValueList, paSortList, paMultiSelect];
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end;
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procedure TdxBarLookupComboFieldProperty.GetValues(Proc: TGetStrProc);
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var
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AComponent: TdxBarLookupCombo;
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AValues: {$IFDEF DELPHI10}TWideStringList{$ELSE}TStringList{$ENDIF};
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I: Integer;
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begin
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AValues := {$IFDEF DELPHI10}TWideStringList{$ELSE}TStringList{$ENDIF}.Create;
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try
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AComponent := TdxBarLookupCombo(GetComponent(0));
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if (AComponent.ListSource <> nil) and (AComponent.ListSource.DataSet <> nil) then
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begin
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AComponent.ListSource.DataSet.GetFieldNames(AValues);
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for I := 0 to AValues.Count - 1 do
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Proc(AValues[I]);
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end;
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finally
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AValues.Free;
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end;
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end;
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procedure Register;
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begin
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{$IFDEF DELPHI9}
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ForceDemandLoadState(dlDisable);
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{$ENDIF}
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RegisterNoIcon([TdxBarLookupCombo]);
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RegisterPropertyEditor(TypeInfo(string), TdxBarLookupCombo,
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'KeyField', TdxBarLookupComboFieldProperty);
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RegisterPropertyEditor(TypeInfo(string), TdxBarLookupCombo,
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'ListField', TdxBarLookupComboFieldProperty);
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end;
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end.
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