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{
This file is part of the Free Component Library.
Copyright (c) 2017 Michael Van Canneyt, member of the Free Pascal development team
Preview form for data in FPReport Data loop classes based on TDataset.
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
**********************************************************************}
unit frmfpreportpreviewdata;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, db, FileUtil, Forms, Controls, Graphics, Dialogs, ButtonPanel, DbCtrls, DBGrids, reportdesignbaseforms;
type
TForm = TBaseReportDataPreviewForm;
{ TReportDataPreviewForm }
TReportDataPreviewForm = class(TForm)
ButtonPanel1: TButtonPanel;
DSPreview: TDataSource;
GPreview: TDBGrid;
NPreview: TDBNavigator;
procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
procedure FormShow(Sender: TObject);
protected
procedure SetDataSet(AValue: TDataset); override;
end;
var
ReportDataPreviewForm: TReportDataPreviewForm;
implementation
{$R *.lfm}
{ TReportDataPreviewForm }
procedure TReportDataPreviewForm.FormShow(Sender: TObject);
Var
I : integer;
begin
PreviewDataset.Open;
For I:=0 To GPreview.Columns.Count-1 do
if GPreview.Columns[i].Width>200 then
GPreview.Columns[i].Width:=200;
end;
procedure TReportDataPreviewForm.FormClose(Sender: TObject; var CloseAction: TCloseAction);
begin
CloseAction:=caFree;
end;
procedure TReportDataPreviewForm.SetDataSet(AValue: TDataset);
begin
Inherited;
DSPreview.DataSet:=PreviewDataset;
end;
begin
ReportDataPreviewClass:=TReportDataPreviewForm;
end.
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