lazarus/components/dbexport/frmexportprogress.pp

83 lines
1.7 KiB
ObjectPascal

{
**********************************************************************
This file is part of the Free Pascal run time library.
See the file COPYING.FPC, included in this distribution,
for details about the license.
**********************************************************************
DataExport progress bar form.
Copyright (c) 2007 by Michael Van Canneyt, member of the Free Pascal development team
}
unit frmexportprogress;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, Forms, Controls, Graphics, Dialogs, StdCtrls,
ComCtrls, sdb_consts;
type
{ TExportProgressForm }
TExportProgressForm = class(TForm)
BCancel: TButton;
LProgress: TLabel;
PBExport: TProgressBar;
procedure FormCreate(Sender: TObject);
private
{ private declarations }
FCount : Integer;
function GetOnCancel: TNotifyEvent;
procedure SetOnCancel(const AValue: TNotifyEvent);
public
{ public declarations }
Procedure StepIt;
Property OnCancel : TNotifyEvent Read GetOnCancel Write SetOnCancel;
end;
var
ExportProgressForm: TExportProgressForm;
implementation
{$R *.lfm}
{ TExportProgressForm }
procedure TExportProgressForm.FormCreate(Sender: TObject);
begin
//
Caption := sdb_Exportprogress;
LProgress.Caption:= Format(SProgress,[0]);
BCancel.Caption:= sdb_Cancel;
//
end;
function TExportProgressForm.GetOnCancel: TNotifyEvent;
begin
Result:=BCancel.OnClick;
end;
procedure TExportProgressForm.SetOnCancel(const AValue: TNotifyEvent);
begin
BCancel.OnClick:=AValue;
end;
procedure TExportProgressForm.StepIt;
begin
Inc(FCount);
LProgress.Caption:=Format(SProgress,[FCount]);
If (PBExport.Position>=PBExport.Max) then
PBExport.Position:=0;
PBExport.StepIt;
Application.ProcessMessages;
end;
end.