230 lines
8.4 KiB
ObjectPascal
230 lines
8.4 KiB
ObjectPascal
unit SettingsUnit;
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//***************************************************************************************
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// Project Name: MicroBoot for Borland Delphi
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// Description: Contains the Settings Window for MicroBoot
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// File Name: SettingsUnit.pas
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//
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//---------------------------------------------------------------------------------------
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// C O P Y R I G H T
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//---------------------------------------------------------------------------------------
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// Copyright (c) 2011 by Feaser http://www.feaser.com All rights reserved
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//
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// This software has been carefully tested, but is not guaranteed for any particular
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// purpose. The author does not offer any warranties and does not guarantee the accuracy,
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// adequacy, or completeness of the software and is not responsible for any errors or
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// omissions or the results obtained from use of the software.
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//
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//---------------------------------------------------------------------------------------
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// L I C E N S E
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//---------------------------------------------------------------------------------------
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// This file is part of OpenBLT. OpenBLT is free software: you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published by the Free
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// Software Foundation, either version 3 of the License, or (at your option) any later
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// version.
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//
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// OpenBLT is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with OpenBLT.
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// If not, see <http://www.gnu.org/licenses/>.
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//
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// A special exception to the GPL is included to allow you to distribute a combined work
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// that includes OpenBLT without being obliged to provide the source code for any
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// proprietary components. The exception text is included at the bottom of the license
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// file <license.html>.
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//
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interface
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//***************************************************************************************
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// Includes
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//***************************************************************************************
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uses
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Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
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StdCtrls, ExtCtrls;
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//***************************************************************************************
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// Type Definitions
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//***************************************************************************************
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type
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TsettingsForm = class(TForm)
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btnOk: TButton;
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pnlFooter: TPanel;
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grbTargetInterface: TGroupBox;
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cbbInterfaces: TComboBox;
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btnOptions: TButton;
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procedure btnOkClick(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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procedure FormShow(Sender: TObject);
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procedure btnOptionsClick(Sender: TObject);
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procedure cbbInterfacesChange(Sender: TObject);
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private
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{ Private declarations }
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libFileNameList : TStrings;
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libFileInfoList : TStrings;
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ExePath : string;
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public
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{ Public declarations }
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end;
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//***************************************************************************************
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// Global Variables
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//***************************************************************************************
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var
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settingsForm: TsettingsForm;
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implementation
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//***************************************************************************************
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// Local Includes
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//***************************************************************************************
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uses MainUnit;
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{$R *.DFM}
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//***************************************************************************************
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// NAME: btnOkClick
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// PARAMETER: none
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// RETURN VALUE: none
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// DESCRIPTION: Closes the dialog and sends a positive response back to the
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// application.
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//
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//***************************************************************************************
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procedure TsettingsForm.btnOkClick(Sender: TObject);
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begin
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ModalResult := mrOK;
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end; //*** end of btnOkClick ***
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//***************************************************************************************
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// NAME: FormCreate
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// PARAMETER: none
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// RETURN VALUE: none
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// DESCRIPTION: Constructs the form an creates instances of the objects we intend to
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// use.
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//
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//***************************************************************************************
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procedure TsettingsForm.FormCreate(Sender: TObject);
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begin
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// instanciate string lists
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libFileNameList := TStringList.Create;
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libFileInfoList := TStringList.Create;
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ExePath := ExtractFilePath(Application.ExeName);
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end; //*** end of FormCreate ***
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//***************************************************************************************
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// NAME: FormDestroy
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// PARAMETER: none
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// RETURN VALUE: none
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// DESCRIPTION: Destroys the form an frees instances of the objects we used.
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//
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//***************************************************************************************
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procedure TsettingsForm.FormDestroy(Sender: TObject);
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begin
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libFileNameList.Free;
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libFileInfoList.Free;
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end; //*** end of FormDestroy ***
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//***************************************************************************************
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// NAME: FormShow
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// PARAMETER: none
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// RETURN VALUE: none
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// DESCRIPTION: Obtains list with interface libraries and adds each one of these
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// to the combobox with a description so it's easy for users to select
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// one.
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//
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//***************************************************************************************
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procedure TsettingsForm.FormShow(Sender: TObject);
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var
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cnt : integer;
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activeLib : string;
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begin
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// clear string lists before using them
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libFileNameList.Clear;
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libFileInfoList.Clear;
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cbbInterfaces.Items.Clear;
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// obtian list with available Mbi interface DLL's that are found in the EXE path
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mainForm.GetInterfaceFileList(libFileNameList);
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activeLib := ExtractFileName(mainForm.GetActiveMbi);
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for cnt := 0 to libFileNameList.Count-1 do
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begin
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cbbInterfaces.Items.Add(mainForm.GetMbiInfoString(ExePath +
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libFileNameList[cnt]));
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//select the active one
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if libFileNameList[cnt] = activeLib then
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begin
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cbbInterfaces.ItemIndex := cnt;
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end;
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end;
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end; //*** end of FormShow ***
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//***************************************************************************************
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// NAME: btnOptionsClick
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// PARAMETER: none
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// RETURN VALUE: none
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// DESCRIPTION: Submits a request to the interface library to display extra
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// configuration options.
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//
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//***************************************************************************************
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procedure TsettingsForm.btnOptionsClick(Sender: TObject);
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var
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cnt : integer;
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activeLib : string;
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begin
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// submit configuration request to interface library
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mainForm.ConfigureMbi;
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// clear string lists before using them
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libFileNameList.Clear;
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libFileInfoList.Clear;
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cbbInterfaces.Items.Clear;
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// obtian list with available Mbi interface DLL's that are found in the EXE path
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mainForm.GetInterfaceFileList(libFileNameList);
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activeLib := ExtractFileName(mainForm.GetActiveMbi);
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for cnt := 0 to libFileNameList.Count-1 do
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begin
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cbbInterfaces.Items.Add(mainForm.GetMbiInfoString(ExePath +
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libFileNameList[cnt]));
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//select the active one
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if libFileNameList[cnt] = activeLib then
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begin
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cbbInterfaces.ItemIndex := cnt;
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end;
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end;
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end; //*** end of btnOptionsClick ***
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//***************************************************************************************
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// NAME: cbbInterfacesChange
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// PARAMETER: none
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// RETURN VALUE: none
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// DESCRIPTION: Updates the interface library that is linked to the application.
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//
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//***************************************************************************************
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procedure TsettingsForm.cbbInterfacesChange(Sender: TObject);
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begin
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// enable the selected mbi interface
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mainForm.SetActiveMbi(ExePath + libFileNameList[cbbInterfaces.ItemIndex]);
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end; //*** end of cbbInterfacesChange ***
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end.
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//******************************** end of SettingsUnit.pas ******************************
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