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root/public/ibx/trunk/design/ibdeletesqleditor.pas

Comparing ibx/trunk/design/ibdeletesqleditor.pas (file contents):
Revision 5 by tony, Fri Feb 18 16:26:16 2011 UTC vs.
Revision 106 by tony, Thu Jan 18 14:37:35 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		unit ibdeletesqleditor;
27
28		{$mode objfpc}{$H+}
#	Line 5 | Line 30 | unit ibdeletesqleditor;
30		interface
31
32		uses
33	<	Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
34	<	StdCtrls, IBSystemTables, IBDatabase;
33	>	Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
34	>	ibselectsqleditor, IBDatabase, IBCustomDataset;
35
36		type
37
38		{ TIBDeleteSQLEditorForm }
39
40	<	TIBDeleteSQLEditorForm = class(TForm)
41	<	Button1: TButton;
17	<	Button2: TButton;
18	<	Button3: TButton;
19	<	Button4: TButton;
20	<	Label1: TLabel;
21	<	Label3: TLabel;
22	<	Label4: TLabel;
23	<	PrimaryKeyList: TListBox;
24	<	QuoteFields: TCheckBox;
25	<	SQLText: TMemo;
26	<	TableNamesCombo: TComboBox;
27	<	procedure Button3Click(Sender: TObject);
28	<	procedure Button4Click(Sender: TObject);
29	<	procedure FormShow(Sender: TObject);
30	<	procedure PrimaryKeyListDblClick(Sender: TObject);
31	<	procedure TableNamesComboCloseUp(Sender: TObject);
40	>	TIBDeleteSQLEditorForm = class(TIBSelectSQLEditorForm)
41	>	procedure GenerateBtnClick(Sender: TObject);
42		private
43	<	{ private declarations }
34	<	FIBSystemTables: TIBSystemTables;
43	>
44		public
45	<	{ public declarations }
46	<	constructor Create(TheOwner: TComponent); override;
47	<	destructor Destroy; override;
48	<	procedure SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
40	<	end;
45	>
46	>	end;
47	>
48	>	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
49
50		var
51		IBDeleteSQLEditorForm: TIBDeleteSQLEditorForm;
52
45	–	function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
46	–
53		implementation
54
55	<	function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
55	>	{$R *.lfm}
56	>
57	>	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
58		begin
59		Result := false;
60	<	if assigned(Database) then
61	<	begin
62	<	if not assigned(Transaction) then
63	<	begin
64	<	if not assigned(Database.DefaultTransaction)then
57	<	begin
58	<	ShowMessage('No Default Transaction!');
59	<	Exit
60	<	end;
61	<	Transaction := Database.DefaultTransaction
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
64	–	Database.Connected := true;
65	–	end;
66	–
67		with TIBDeleteSQLEditorForm.Create(Application) do
68		try
69	<	SetDatabase(Database,Transaction);
70	<	SQLText.Lines.Assign(SelectSQL);
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	>	IncludeReadOnlyFields := false;
77	>	ExecuteOnlyProcs := true;
78	>	SQLText.Lines.Assign(SelectSQL);
79	>	end;
80		Result := ShowModal = mrOK;
81		if Result then
82	<	SelectSQL.Assign(SQLText.Lines)
82	>	begin
83	>	SelectSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
84	>	if assigned(DataSet) then
85	>	DataSet.GenerateParamNames := GenerateParams.Checked
86	>	end;
87		finally
88		Free
89		end;
#	Line 78 | Line 91 | end;
91
92		{ TIBDeleteSQLEditorForm }
93
94	<	procedure TIBDeleteSQLEditorForm.FormShow(Sender: TObject);
82	<	begin
83	<	TableNamesCombo.Items.Clear;
84	<	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
85	<	if TableNamesCombo.Items.Count > 0 then
86	<	begin
87	<	TableNamesCombo.ItemIndex := 0;
88	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
89	<	end;
90	<	end;
91	<
92	<	procedure TIBDeleteSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
94	>	procedure TIBDeleteSQLEditorForm.GenerateBtnClick(Sender: TObject);
95		begin
96	<	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
97	<	SQLText.SetFocus
96	>	if PageControl.ActivePage = ExecutePage then
97	>	IBSQLEditFrame1.GenerateExecuteSQL(QuoteFields.Checked)
98	>	else
99	>	IBSQLEditFrame1.GenerateDeleteSQL(QuoteFields.Checked);
100		end;
101
98	–	procedure TIBDeleteSQLEditorForm.Button3Click(Sender: TObject);
99	–	begin
100	–	FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines)
101	–	end;
102	–
103	–	procedure TIBDeleteSQLEditorForm.Button4Click(Sender: TObject);
104	–	begin
105	–	FIBSystemTables.TestSQL(SQLText.Lines.Text)
106	–	end;
107	–
108	–	procedure TIBDeleteSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
109	–	begin
110	–	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
111	–	end;
112	–
113	–	constructor TIBDeleteSQLEditorForm.Create(TheOwner: TComponent);
114	–	begin
115	–	inherited Create(TheOwner);
116	–	FIBSystemTables := TIBSystemTables.Create;
117	–	end;
118	–
119	–	destructor TIBDeleteSQLEditorForm.Destroy;
120	–	begin
121	–	if assigned(FIBSystemTables) then FIBSystemTables.Free;
122	–	inherited Destroy;
123	–	end;
124	–
125	–	procedure TIBDeleteSQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
126	–	begin
127	–	FIBSystemTables.SelectDatabase(Database,Transaction)
128	–	end;
129	–
130	–	initialization
131	–	{$I ibdeletesqleditor.lrs}
132	–
102		end.
103

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