{ This file is part of the Free Component Library. Copyright (c) 2017 Michael Van Canneyt, member of the Free Pascal development team Form to select a report data loop. 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 frmideselectreportdata; {$mode objfpc}{$H+} interface uses Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, CheckLst, ButtonPanel, StdCtrls; type { TSelectReportDataSourcesForm } TSelectReportDataSourcesForm = class(TForm) BPSelectall: TButtonPanel; CBSelect: TCheckBox; CLBItems: TCheckListBox; procedure CBSelectChange(Sender: TObject); private FAllData: TFPList; procedure SetAllData(AValue: TFPList); public procedure ShowData; Procedure GetSelected(aSelection : TFPList); Property AllData : TFPList Read FAllData Write SetAllData; end; var SelectReportDataSourcesForm: TSelectReportDataSourcesForm; implementation {$R *.lfm} { TSelectReportDataSourcesForm } procedure TSelectReportDataSourcesForm.CBSelectChange(Sender: TObject); Var I : Integer; begin For I:=0 to CLBItems.Items.Count-1 do CLBItems.Checked[i]:=True; end; procedure TSelectReportDataSourcesForm.SetAllData(AValue: TFPList); begin if FAllData=AValue then Exit; FAllData:=AValue; ShowData; end; procedure TSelectReportDataSourcesForm.ShowData; Var I,J : integer; C : TComponent; begin CLBItems.Items.BeginUpdate; try CLBItems.Items.Clear; For I:=0 to FallData.Count-1 do begin C:=TComponent(FallData[I]); J:=CLBItems.Items.AddObject(C.Name,C); CLBItems.Checked[J]:=True; end; CLBItems.Sorted:=True; finally CLBItems.Items.EndUpdate; end; end; procedure TSelectReportDataSourcesForm.GetSelected(aSelection: TFPList); Var I : Integer; begin For I:=0 to CLBItems.Items.Count-1 do if CLBItems.Checked[I] then aSelection.Add(CLBItems.Items.Objects[i]); end; end.