trunk/iblocaldb/IBXSaveDatabaseDlg.pas

(*
 *  IBX For Lazarus (Firebird Express)
 *
 *  The contents of this file are subject to the Initial Developer's
 *  Public License Version 1.0 (the "License"); you may not use this
 *  file except in compliance with the License. You may obtain a copy
 *  of the License here:
 *
 *    http://www.firebirdsql.org/index.php?op=doc&id=idpl
 *
 *  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 Initial Developer of the Original Code is Tony Whyman.
 *
 *  The Original Code is (C) 2014 Tony Whyman, MWA Software
 *  (http://www.mwasoftware.co.uk).
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): ______________________________________.
 *
*)
unit IBXSaveDatabaseDlg;

interface

{$mode objfpc}{$H+}

uses
  LCLIntf, LCLType, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, IBServices, StdCtrls, ExtCtrls;

type

  { TSaveDatabaseDlg }

  TSaveDatabaseDlg = class(TForm)
    Panel1: TPanel;
    Status: TLabel;
    Label1: TLabel;
    SaveDialog1: TSaveDialog;
    IBBackupService1: TIBBackupService;
    Timer1: TTimer;
    procedure FormShow(Sender: TObject);
    procedure Timer1Timer(Sender: TObject);
  private
    { Private declarations }
    procedure DoBackup(Data: PtrInt);
  public
    { Public declarations }
  end;

var
  SaveDatabaseDlg: TSaveDatabaseDlg;

function SaveDatabaseToArchive(DBName: string;  DBParams: TStrings; aFilename: string): boolean;

implementation

uses Registry;

{$IFDEF WINDOWS}
const
  rgShellFolders      = 'Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders';
  rgPersonal          = 'Personal';
{$ENDIF}

function SaveDatabaseToArchive(DBName: string; DBParams: TStrings;
  aFilename: string): boolean;
begin
 with TSaveDatabaseDlg.Create(Application) do
 try
  if aFilename = ''  then
  begin
    SaveDialog1.InitialDir := GetUserDir;
    {$IFDEF WINDOWS}
    with TRegistry.Create do
    try
      if OpenKey(rgShellFolders,false) then
      begin
        SaveDialog1.InitialDir := ReadString(rgPersonal)
      end;
    finally
      Free
    end;
    {$ENDIF}
    if SaveDialog1.Execute then
      aFilename := SaveDialog1.FileName
    else
      Exit;
  end;
  IBBackupService1.SetDBParams(DBParams);
  IBBackupService1.BackupFile.Clear;
  IBBackupService1.DatabaseName := DBName;
  IBBackupService1.BackupFile.Add(aFilename);
  Result := ShowModal = mrOK
 finally
   Free
 end;
end;

{$R *.lfm}

{ TSaveDatabaseDlg }

procedure TSaveDatabaseDlg.FormShow(Sender: TObject);
begin
 Status.Caption := '';
 Application.QueueAsyncCall(@DoBackup,0);
end;

procedure TSaveDatabaseDlg.Timer1Timer(Sender: TObject);
begin
  Timer1.Interval := 0;
  if FileExists(IBBackupService1.BackupFile[0])  then
    ModalResult := mrOK
  else
    ModalResult := mrCancel
end;

procedure TSaveDatabaseDlg.DoBackup(Data: PtrInt);
begin
 try
  IBBackupService1.Active := true;
  IBBackupService1.ServiceStart;
  try
    while not IBBackupService1.Eof do
    begin
      Status.Caption := IBBackupService1.GetNextLine;
      Application.ProcessMessages
    end;
  finally
    IBBackupService1.Active := false
  end;
 except
   ModalResult := mrCancel;
   raise
 end;
 Timer1.Interval := 500;
end;

end.
Revision:	80
Committed:	Mon Jan 1 11:31:07 2018 UTC (6 years, 10 months ago) by tony
Content type:	text/x-pascal
File size:	3360 byte(s)
Log Message:	Fixes merged into public release
#	User	Rev	Content
1	tony	37	(*
2			* IBX For Lazarus (Firebird Express)
3			*
4			* The contents of this file are subject to the Initial Developer's
5			* Public License Version 1.0 (the "License"); you may not use this
6			* file except in compliance with the License. You may obtain a copy
7			* of the License here:
8			*
9			* http://www.firebirdsql.org/index.php?op=doc&id=idpl
10			*
11			* Software distributed under the License is distributed on an "AS
12			* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
13			* implied. See the License for the specific language governing rights
14			* and limitations under the License.
15			*
16			* The Initial Developer of the Original Code is Tony Whyman.
17			*
18			* The Original Code is (C) 2014 Tony Whyman, MWA Software
19			* (http://www.mwasoftware.co.uk).
20			*
21			* All Rights Reserved.
22			*
23			* Contributor(s): ______________________________________.
24			*
25			*)
26			unit IBXSaveDatabaseDlg;
27
28			interface
29
30			{$mode objfpc}{$H+}
31
32			uses
33			LCLIntf, LCLType, SysUtils, Variants, Classes, Graphics, Controls, Forms,
34			Dialogs, IBServices, StdCtrls, ExtCtrls;
35
36			type
37
38			{ TSaveDatabaseDlg }
39
40			TSaveDatabaseDlg = class(TForm)
41			Panel1: TPanel;
42			Status: TLabel;
43			Label1: TLabel;
44			SaveDialog1: TSaveDialog;
45			IBBackupService1: TIBBackupService;
46			Timer1: TTimer;
47			procedure FormShow(Sender: TObject);
48			procedure Timer1Timer(Sender: TObject);
49			private
50			{ Private declarations }
51			procedure DoBackup(Data: PtrInt);
52			public
53			{ Public declarations }
54			end;
55
56			var
57			SaveDatabaseDlg: TSaveDatabaseDlg;
58
59	tony	80	function SaveDatabaseToArchive(DBName: string; DBParams: TStrings; aFilename: string): boolean;
60
61	tony	37	implementation
62
63	tony	80	uses Registry;
64
65			{$IFDEF WINDOWS}
66			const
67			rgShellFolders = 'Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders';
68			rgPersonal = 'Personal';
69			{$ENDIF}
70
71			function SaveDatabaseToArchive(DBName: string; DBParams: TStrings;
72			aFilename: string): boolean;
73			begin
74			with TSaveDatabaseDlg.Create(Application) do
75			try
76			if aFilename = '' then
77			begin
78			SaveDialog1.InitialDir := GetUserDir;
79			{$IFDEF WINDOWS}
80			with TRegistry.Create do
81			try
82			if OpenKey(rgShellFolders,false) then
83			begin
84			SaveDialog1.InitialDir := ReadString(rgPersonal)
85			end;
86			finally
87			Free
88			end;
89			{$ENDIF}
90			if SaveDialog1.Execute then
91			aFilename := SaveDialog1.FileName
92			else
93			Exit;
94			end;
95			IBBackupService1.SetDBParams(DBParams);
96			IBBackupService1.BackupFile.Clear;
97			IBBackupService1.DatabaseName := DBName;
98			IBBackupService1.BackupFile.Add(aFilename);
99			Result := ShowModal = mrOK
100			finally
101			Free
102			end;
103			end;
104
105	tony	37	{$R *.lfm}
106
107			{ TSaveDatabaseDlg }
108
109			procedure TSaveDatabaseDlg.FormShow(Sender: TObject);
110			begin
111			Status.Caption := '';
112			Application.QueueAsyncCall(@DoBackup,0);
113			end;
114
115			procedure TSaveDatabaseDlg.Timer1Timer(Sender: TObject);
116			begin
117			Timer1.Interval := 0;
118			if FileExists(IBBackupService1.BackupFile[0]) then
119			ModalResult := mrOK
120			else
121			ModalResult := mrCancel
122			end;
123
124			procedure TSaveDatabaseDlg.DoBackup(Data: PtrInt);
125			begin
126			try
127			IBBackupService1.Active := true;
128			IBBackupService1.ServiceStart;
129			try
130			while not IBBackupService1.Eof do
131			begin
132			Status.Caption := IBBackupService1.GetNextLine;
133			Application.ProcessMessages
134			end;
135			finally
136			IBBackupService1.Active := false
137			end;
138			except
139			ModalResult := mrCancel;
140			raise
141			end;
142			Timer1.Interval := 500;
143			end;
144
145			end.