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Comparing ibx/trunk/design/ibdeletesqleditor.pas (file contents):
Revision 17 by tony, Sat Dec 28 19:22:24 2013 UTC vs.
Revision 80 by tony, Mon Jan 1 11:31:07 2018 UTC

#	Line 1 | Line 1
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+}
30	<
31	<	interface
32	<
33	<	uses
34	<	Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
35	<	StdCtrls, IBSystemTables, IBDatabase;
36	<
37	<	type
38	<
39	<	{ TIBDeleteSQLEditorForm }
40	<
41	<	TIBDeleteSQLEditorForm = class(TForm)
42	<	Button1: TButton;
43	<	Button2: TButton;
44	<	GenerateBtn: TButton;
45	<	TestBtn: TButton;
46	<	IBTransaction1: TIBTransaction;
47	<	Label1: TLabel;
48	<	Label3: TLabel;
49	<	Label4: TLabel;
50	<	PrimaryKeyList: TListBox;
51	<	QuoteFields: TCheckBox;
52	<	SQLText: TMemo;
53	<	TableNamesCombo: TComboBox;
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);
59	<	private
60	<	{ private declarations }
61	<	FIBSystemTables: TIBSystemTables;
62	<	public
63	<	{ public declarations }
64	<	constructor Create(TheOwner: TComponent); override;
65	<	destructor Destroy; override;
66	<	procedure SetDatabase(Database: TIBDatabase);
67	<	end;
68	<
69	<	var
70	<	IBDeleteSQLEditorForm: TIBDeleteSQLEditorForm;
71	<
72	<	function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean;
73	<
74	<	implementation
75	<
76	<	{$R *.lfm}
77	<
78	<	function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean;
79	<	begin
80	<	Result := false;
81	<	if assigned(Database) then
82	<	try
83	<	Database.Connected := true;
84	<	except on E: Exception do
85	<	ShowMessage(E.Message)
86	<	end;
87	<
88	<	with TIBDeleteSQLEditorForm.Create(Application) do
89	<	try
90	<	SetDatabase(Database);
91	<	SQLText.Lines.Assign(SelectSQL);
92	<	Result := ShowModal = mrOK;
93	<	if Result then
94	<	SelectSQL.Assign(SQLText.Lines)
95	<	finally
96	<	Free
97	<	end;
98	<	end;
99	<
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);
124	<	begin
125	<	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
126	<	SQLText.SetFocus
127	<	end;
128	<
129	<	procedure TIBDeleteSQLEditorForm.GenerateBtnClick(Sender: TObject);
130	<	begin
131	<	FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines)
132	<	end;
133	<
134	<	procedure TIBDeleteSQLEditorForm.TestBtnClick(Sender: TObject);
135	<	begin
136	<	FIBSystemTables.TestSQL(SQLText.Lines.Text)
137	<	end;
138	<
139	<	procedure TIBDeleteSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
140	<	begin
141	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
142	<	end;
143	<
144	<	constructor TIBDeleteSQLEditorForm.Create(TheOwner: TComponent);
145	<	begin
146	<	inherited Create(TheOwner);
147	<	FIBSystemTables := TIBSystemTables.Create;
148	<	end;
149	<
150	<	destructor TIBDeleteSQLEditorForm.Destroy;
151	<	begin
152	<	if assigned(FIBSystemTables) then FIBSystemTables.Free;
153	<	inherited Destroy;
154	<	end;
155	<
156	<	procedure TIBDeleteSQLEditorForm.SetDatabase(Database: TIBDatabase);
157	<	begin
158	<	IBTransaction1.DefaultDatabase := Database;
159	<	FIBSystemTables.SelectDatabase(Database,IBTransaction1)
160	<	end;
161	<
162	<	end.
163	<
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	>	unit ibdeletesqleditor;
27	>
28	>	{$mode objfpc}{$H+}
29	>
30	>	interface
31	>
32	>	uses
33	>	Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
34	>	ibselectsqleditor, IBDatabase, IBCustomDataset;
35	>
36	>	type
37	>
38	>	{ TIBDeleteSQLEditorForm }
39	>
40	>	TIBDeleteSQLEditorForm = class(TIBSelectSQLEditorForm)
41	>	procedure GenerateBtnClick(Sender: TObject);
42	>	private
43	>
44	>	public
45	>
46	>	end;
47	>
48	>	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
49	>
50	>	var
51	>	IBDeleteSQLEditorForm: TIBDeleteSQLEditorForm;
52	>
53	>	implementation
54	>
55	>	{$R *.lfm}
56	>
57	>	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
58	>	begin
59	>	Result := false;
60	>	if assigned(DataSet) and assigned(DataSet.Database) then
61	>	try
62	>	DataSet.Database.Connected := true;
63	>	except on E: Exception do
64	>	ShowMessage(E.Message)
65	>	end;
66	>
67	>	with TIBDeleteSQLEditorForm.Create(Application) do
68	>	try
69	>	if assigned(DataSet) then
70	>	begin
71	>	IBSQLEditFrame1.Database := DataSet.Database;
72	>	GenerateParams.Checked := DataSet.GenerateParamNames;
73	>	end;
74	>	with IBSQLEditFrame1 do
75	>	begin
76	>	IncludePrimaryKeys := true;
77	>	IncludeReadOnlyFields := false;
78	>	ExecuteOnlyProcs := true;
79	>	SQLText.Lines.Assign(SelectSQL);
80	>	end;
81	>	Result := ShowModal = mrOK;
82	>	if Result then
83	>	begin
84	>	SelectSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
85	>	if assigned(DataSet) then
86	>	DataSet.GenerateParamNames := GenerateParams.Checked
87	>	end;
88	>	finally
89	>	Free
90	>	end;
91	>	end;
92	>
93	>	{ TIBDeleteSQLEditorForm }
94	>
95	>	procedure TIBDeleteSQLEditorForm.GenerateBtnClick(Sender: TObject);
96	>	begin
97	>	if PageControl.ActivePage = ExecutePage then
98	>	IBSQLEditFrame1.GenerateExecuteSQL(QuoteFields.Checked)
99	>	else
100	>	IBSQLEditFrame1.GenerateDeleteSQL(QuoteFields.Checked);
101	>	end;
102	>
103	>	end.
104	>

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