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(*
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* IBX For Lazarus (Firebird Express)
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*
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* The contents of this file are subject to the Initial Developer's
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* Public License Version 1.0 (the "License"); you may not use this
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* file except in compliance with the License. You may obtain a copy
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* of the License here:
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*
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* http://www.firebirdsql.org/index.php?op=doc&id=idpl
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing rights
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* and limitations under the License.
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*
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* The Initial Developer of the Original Code is Tony Whyman.
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*
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* The Original Code is (C) 2015 Tony Whyman, MWA Software
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* (http://www.mwasoftware.co.uk).
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*
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* All Rights Reserved.
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*
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* Contributor(s): ______________________________________.
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*
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*)
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unit BackupDlgUnit;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, StdCtrls,
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Buttons, ExtCtrls, IBServices;
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type
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{ TBackupDlg }
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TBackupDlg = class(TForm)
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Bevel1: TBevel;
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Button1: TButton;
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Button2: TButton;
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Edit1: TEdit;
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Edit2: TEdit;
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Edit3: TEdit;
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IBBackupService1: TIBBackupService;
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Label1: TLabel;
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Label2: TLabel;
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Label3: TLabel;
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RadioButton1: TRadioButton;
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RadioButton2: TRadioButton;
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SaveDialog1: TSaveDialog;
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SpeedButton1: TSpeedButton;
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procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
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procedure FormShow(Sender: TObject);
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procedure SpeedButton1Click(Sender: TObject);
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private
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{ private declarations }
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public
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{ public declarations }
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procedure RunBackup;
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end;
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var
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BackupDlg: TBackupDlg;
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implementation
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{$R *.lfm}
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uses MainFormUnit;
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{ TBackupDlg }
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procedure TBackupDlg.SpeedButton1Click(Sender: TObject);
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begin
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if SaveDialog1.Execute then
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Edit3.Text := SaveDialog1.Filename;
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end;
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procedure TBackupDlg.RunBackup;
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var bakfile: TFileStream;
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BackupCount: integer;
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begin
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bakfile := nil;
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MainForm.Memo1.Lines.Add('Starting Backup');
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if IBBackupService1.BackupFileLocation = flClientSide then
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bakfile := TFileStream.Create(IBBackupService1.BackupFile[0],fmCreate);
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try
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IBBackupService1.ServiceStart;
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while not IBBackupService1.Eof do
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begin
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case IBBackupService1.BackupFileLocation of
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flServerSide:
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MainForm.Memo1.Lines.Add(IBBackupService1.GetNextLine);
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flClientSide:
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IBBackupService1.WriteNextChunk(bakfile);
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end;
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Application.ProcessMessages;
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end;
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if bakfile <> nil then
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BackupCount := bakfile.Size;
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finally
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if bakfile <> nil then
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bakfile.Free;
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end;
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while IBBackupService1.IsServiceRunning do; {flush}
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{Report completion}
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case IBBackupService1.BackupFileLocation of
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flServerSide:
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begin
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MainForm.Memo1.Lines.Add('Backup Completed');
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MessageDlg('Backup Completed',mtInformation,[mbOK],0);
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end;
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flClientSide:
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begin
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MainForm.Memo1.Lines.Add(Format('Backup Completed - File Size = %d bytes',[BackupCount]));
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MessageDlg(Format('Backup Completed - File Size = %d bytes',[BackupCount]),mtInformation,[mbOK],0);
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end;
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end;
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end;
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procedure TBackupDlg.FormShow(Sender: TObject);
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begin
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Edit1.Text := IBBackupService1.ServerName;
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if IBBackupService1.BackupFileLocation = flServerSide then
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RadioButton1.Checked := true
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else
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RadioButton2.Checked := true;
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Edit2.Text := IBBackupService1.DatabaseName;
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IBBackupService1.BackupFile.Clear;
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end;
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procedure TBackupDlg.FormClose(Sender: TObject; var CloseAction: TCloseAction);
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begin
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if ModalResult <> mrOK then Exit;
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if Edit2.Text = '' then
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raise Exception.Create('A Database Name must be given');
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if Edit3.Text = '' then
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raise Exception.Create('A Backup File Name must be given');
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IBBackupService1.DatabaseName := Edit2.Text;
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IBBackupService1.BackupFile.Add(Edit3.Text);
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if RadioButton1.Checked then
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IBBackupService1.BackupFileLocation := flServerSide
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else
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IBBackupService1.BackupFileLocation := flClientSide;
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end;
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end.
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