1 |
+ |
(* |
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) 2011 Tony Whyman, MWA Software |
19 |
+ |
* (http://www.mwasoftware.co.uk). |
20 |
+ |
* |
21 |
+ |
* All Rights Reserved. |
22 |
+ |
* |
23 |
+ |
* Contributor(s): ______________________________________. |
24 |
+ |
* |
25 |
+ |
*) |
26 |
+ |
|
27 |
|
unit ibdeletesqleditor; |
28 |
|
|
29 |
|
{$mode objfpc}{$H+} |
31 |
|
interface |
32 |
|
|
33 |
|
uses |
34 |
< |
Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs, |
34 |
> |
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, |
35 |
|
StdCtrls, IBSystemTables, IBDatabase; |
36 |
|
|
37 |
|
type |
41 |
|
TIBDeleteSQLEditorForm = class(TForm) |
42 |
|
Button1: TButton; |
43 |
|
Button2: TButton; |
44 |
< |
Button3: TButton; |
45 |
< |
Button4: TButton; |
44 |
> |
GenerateBtn: TButton; |
45 |
> |
TestBtn: TButton; |
46 |
> |
IBTransaction1: TIBTransaction; |
47 |
|
Label1: TLabel; |
48 |
|
Label3: TLabel; |
49 |
|
Label4: TLabel; |
51 |
|
QuoteFields: TCheckBox; |
52 |
|
SQLText: TMemo; |
53 |
|
TableNamesCombo: TComboBox; |
54 |
< |
procedure Button3Click(Sender: TObject); |
55 |
< |
procedure Button4Click(Sender: TObject); |
54 |
> |
procedure GenerateBtnClick(Sender: TObject); |
55 |
> |
procedure TestBtnClick(Sender: TObject); |
56 |
|
procedure FormShow(Sender: TObject); |
57 |
|
procedure PrimaryKeyListDblClick(Sender: TObject); |
58 |
|
procedure TableNamesComboCloseUp(Sender: TObject); |
63 |
|
{ public declarations } |
64 |
|
constructor Create(TheOwner: TComponent); override; |
65 |
|
destructor Destroy; override; |
66 |
< |
procedure SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction); |
66 |
> |
procedure SetDatabase(Database: TIBDatabase); |
67 |
|
end; |
68 |
|
|
69 |
|
var |
70 |
|
IBDeleteSQLEditorForm: TIBDeleteSQLEditorForm; |
71 |
|
|
72 |
< |
function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean; |
72 |
> |
function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean; |
73 |
|
|
74 |
|
implementation |
75 |
|
|
76 |
< |
function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean; |
76 |
> |
{$R *.lfm} |
77 |
> |
|
78 |
> |
function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean; |
79 |
|
begin |
80 |
|
Result := false; |
81 |
|
if assigned(Database) then |
82 |
< |
begin |
83 |
< |
if not assigned(Transaction) then |
84 |
< |
begin |
85 |
< |
if not assigned(Database.DefaultTransaction)then |
57 |
< |
begin |
58 |
< |
ShowMessage('No Default Transaction!'); |
59 |
< |
Exit |
60 |
< |
end; |
61 |
< |
Transaction := Database.DefaultTransaction |
82 |
> |
try |
83 |
> |
Database.Connected := true; |
84 |
> |
except on E: Exception do |
85 |
> |
ShowMessage(E.Message) |
86 |
|
end; |
87 |
|
|
64 |
– |
Database.Connected := true; |
65 |
– |
end; |
66 |
– |
|
88 |
|
with TIBDeleteSQLEditorForm.Create(Application) do |
89 |
|
try |
90 |
< |
SetDatabase(Database,Transaction); |
90 |
> |
SetDatabase(Database); |
91 |
|
SQLText.Lines.Assign(SelectSQL); |
92 |
|
Result := ShowModal = mrOK; |
93 |
|
if Result then |
100 |
|
{ TIBDeleteSQLEditorForm } |
101 |
|
|
102 |
|
procedure TIBDeleteSQLEditorForm.FormShow(Sender: TObject); |
103 |
+ |
var TableName: string; |
104 |
|
begin |
105 |
+ |
GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected; |
106 |
+ |
TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected; |
107 |
|
TableNamesCombo.Items.Clear; |
108 |
+ |
try |
109 |
|
FIBSystemTables.GetTableNames(TableNamesCombo.Items); |
110 |
|
if TableNamesCombo.Items.Count > 0 then |
111 |
|
begin |
112 |
|
TableNamesCombo.ItemIndex := 0; |
113 |
+ |
if Trim(SQLText.Text) <> '' then |
114 |
+ |
begin |
115 |
+ |
FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil); |
116 |
+ |
TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName) |
117 |
+ |
end; |
118 |
|
FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items); |
119 |
|
end; |
120 |
+ |
except {ignore} end; |
121 |
|
end; |
122 |
|
|
123 |
|
procedure TIBDeleteSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject); |
126 |
|
SQLText.SetFocus |
127 |
|
end; |
128 |
|
|
129 |
< |
procedure TIBDeleteSQLEditorForm.Button3Click(Sender: TObject); |
129 |
> |
procedure TIBDeleteSQLEditorForm.GenerateBtnClick(Sender: TObject); |
130 |
|
begin |
131 |
|
FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines) |
132 |
|
end; |
133 |
|
|
134 |
< |
procedure TIBDeleteSQLEditorForm.Button4Click(Sender: TObject); |
134 |
> |
procedure TIBDeleteSQLEditorForm.TestBtnClick(Sender: TObject); |
135 |
|
begin |
136 |
|
FIBSystemTables.TestSQL(SQLText.Lines.Text) |
137 |
|
end; |
153 |
|
inherited Destroy; |
154 |
|
end; |
155 |
|
|
156 |
< |
procedure TIBDeleteSQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction); |
156 |
> |
procedure TIBDeleteSQLEditorForm.SetDatabase(Database: TIBDatabase); |
157 |
|
begin |
158 |
< |
FIBSystemTables.SelectDatabase(Database,Transaction) |
158 |
> |
IBTransaction1.DefaultDatabase := Database; |
159 |
> |
FIBSystemTables.SelectDatabase(Database,IBTransaction1) |
160 |
|
end; |
161 |
|
|
130 |
– |
initialization |
131 |
– |
{$I ibdeletesqleditor.lrs} |
132 |
– |
|
162 |
|
end. |
163 |
|
|