david
3b29f73ece
git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.DevExpressVCL@8 05c56307-c608-d34a-929d-697000501d7a
142 lines
4.9 KiB
ObjectPascal
142 lines
4.9 KiB
ObjectPascal
{*******************************************************************}
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{ }
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{ Developer Express Visual Component Library }
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{ ExpressPrinting System(tm) COMPONENT SUITE }
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{ }
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{ Copyright (C) 1998-2007 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 EXPRESSPRINTINGSYSTEM AND }
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{ ALL ACCOMPANYING VCL CONTROLS AS PART OF AN }
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{ 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 dxfmChFN;
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interface
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{$I cxVer.inc}
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uses
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Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
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StdCtrls, dxPSForm;
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type
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TfmdxChangeFileName = class(TCustomdxPSForm)
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btnOK: TButton;
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btnCancel: TButton;
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btnHelp: TButton;
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GroupBox1: TGroupBox;
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edFileName: TEdit;
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lblEnterNewFileName: TLabel;
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procedure FormCreate(Sender: TObject);
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procedure edFileNameChange(Sender: TObject);
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procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
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private
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FFileName: string;
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FModified: Boolean;
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procedure LoadStrings;
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function ValidateFileName: Boolean;
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public
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function Execute: Boolean;
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property FileName: string read FFileName write FFileName;
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end;
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function dxShowChooseFileNameDlg(var AFileName: string): Boolean;
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implementation
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{$R *.DFM}
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uses
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cxClasses, dxPSRes, dxPSUtl;
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function dxShowChooseFileNameDlg(var AFileName: string): Boolean;
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begin
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with TfmdxChangeFileName.Create(nil) do
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try
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FileName := AFileName;
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Result := Execute;
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if Result then AFileName := FileName;
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finally
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Free;
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end;
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end;
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procedure TfmdxChangeFileName.FormCreate(Sender: TObject);
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begin
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edFileName.MaxLength := MAX_PATH;
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LoadStrings;
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end;
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procedure TfmdxChangeFileName.LoadStrings;
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begin
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btnOK.Caption := cxGetResourceString(@sdxBtnOK);
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btnCancel.Caption := cxGetResourceString(@sdxBtnCancel);
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btnHelp.Caption := cxGetResourceString(@sdxBtnHelp);
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Caption := cxGetResourceString(@sdxENFNCaption);
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lblEnterNewFileName.Caption := cxGetResourceString(@sdxEnterNewFileName);
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end;
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function TfmdxChangeFileName.Execute: Boolean;
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begin
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FModified := False;
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edFileName.Text := FileName;
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btnOK.Enabled := False;
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Result := (ShowModal = mrOK) and FModified;
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end;
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procedure TfmdxChangeFileName.edFileNameChange(Sender: TObject);
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begin
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FModified := True;
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btnOK.Enabled := True;
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FileName := TEdit(Sender).Text;
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end;
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function TfmdxChangeFileName.ValidateFileName: Boolean;
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begin
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Result := dxPSUtl.ValidateFileName(FileName);
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if not Result then
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MessageWarning(Format(cxGetResourceString(@sdxInvalidFileName), [FileName]))
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else
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begin
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Result := not FileExists(FileName);
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if not Result then
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MessageWarning(Format(cxGetResourceString(@sdxFileAlreadyExists), [FileName]));
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end;
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end;
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procedure TfmdxChangeFileName.FormCloseQuery(Sender: TObject;
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var CanClose: Boolean);
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begin
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if ModalResult = mrOK then
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begin
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CanClose := ValidateFileName;
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ActiveControl := edFileName;
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end;
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end;
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end.
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