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2018-01-17 18:44:39 +00:00

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(* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is TurboPower SysTools
*
* The Initial Developer of the Original Code is
* TurboPower Software
*
* Portions created by the Initial Developer are Copyright (C) 1996-2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* ***** END LICENSE BLOCK ***** *)
{$IFDEF FPC}
{$mode DELPHI}
{$ENDIF}
unit Medtr;
interface
uses
{$IFNDEF FPC}
Windows, Messages,
{$ENDIF}
SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, StPtrns, ExtCtrls;
type
{ TMediatorForm }
TMediatorForm = class(TForm)
Panel1: TPanel;
ASelectBox: TCheckBox;
BSelectBox: TCheckBox;
CSelectBox: TCheckBox;
DSelectBox: TCheckBox;
ESelectBox: TCheckBox;
Start: TButton;
Panel2: TPanel;
Ch1Lbl: TLabel;
Ch2Lbl: TLabel;
Ch3Lbl: TLabel;
Ch4Lbl: TLabel;
Panel3: TPanel;
AEvents: TRadioGroup;
H1Result: TLabel;
H2Result: TLabel;
H3Result: TLabel;
H4Result: TLabel;
BEvents: TRadioGroup;
CEvents: TRadioGroup;
DEvents: TRadioGroup;
EEvents: TRadioGroup;
procedure StartClick(Sender: TObject);
private
TheMediator: TStMediator;
procedure MediatedFunction1(aInputData, aResultData : TObject);
procedure MediatedFunction2(aInputData, aResultData : TObject);
procedure MediatedFunction3(aInputData, aResultData : TObject);
procedure MediatedFunction4(aInputData, aResultData : TObject);
procedure SetupMediator(Letter: String; Which: TRadioGroup);
{ Private declarations }
public
{ Public declarations }
end;
var
MediatorForm: TMediatorForm;
implementation
{$IFDEF FPC}
{$R *.lfm}
{$ELSE}
{$R *.dfm}
{$ENDIF}
procedure TMediatorForm.StartClick(Sender: TObject);
begin
TheMediator := TStMediator.create;
H1Result.Caption := '';
H2Result.Caption := '';
H3Result.Caption := '';
H4Result.Caption := '';
SetupMediator('A', AEvents);
SetupMediator('B', BEvents);
SetupMediator('C', CEvents);
SetupMediator('D', DEvents);
SetupMediator('E', EEvents);
if (ASelectBox.Checked) then
TheMediator.Handle('A', nil, nil);
if (BSelectBox.Checked) then
TheMediator.Handle('B', nil, nil);
if (CSelectBox.Checked) then
TheMediator.Handle('C', nil, nil);
if (DSelectBox.Checked) then
TheMediator.Handle('D', nil, nil);
if (ESelectBox.Checked) then
TheMediator.Handle('E', nil, nil);
TheMediator.free;
end;
procedure TMediatorForm.SetupMediator(Letter: String; Which: TRadioGroup);
begin
If (Which.ItemIndex = 0) then
TheMediator.Add(Letter, MediatedFunction1)
else If (Which.ItemIndex = 1) then
TheMediator.Add(Letter, MediatedFunction2)
else If (Which.ItemIndex = 2) then
TheMediator.Add(Letter, MediatedFunction3)
else If (Which.ItemIndex = 3) then
TheMediator.Add(Letter, MediatedFunction4);
end;
procedure TMediatorForm.MediatedFunction1(aInputData, aResultData : TObject);
begin
H1Result.Caption := 'I worked';
end;
procedure TMediatorForm.MediatedFunction2(aInputData, aResultData : TObject);
begin
H2Result.Caption := 'I worked';
end;
procedure TMediatorForm.MediatedFunction3(aInputData, aResultData : TObject);
begin
H3Result.Caption := 'I worked';
end;
procedure TMediatorForm.MediatedFunction4(aInputData, aResultData : TObject);
begin
H4Result.Caption := 'I worked';
end;
procedure InitUnit;
begin
end;
procedure DoneUnit;
begin
end;
initialization
InitUnit;
finalization
DoneUnit;
end.