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Comparing ibx/trunk/design/ibmodifysqleditor.pas (file contents):
Revision 5 by tony, Fri Feb 18 16:26:16 2011 UTC vs.
Revision 19 by tony, Mon Jul 7 13:00:15 2014 UTC

#	Line 1 | Line 1
1	<	unit ibmodifysqleditor;
2	<
3	<	{$mode objfpc}{$H+}
4	<
5	<	interface
6	<
7	<	uses
8	<	Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
9	<	StdCtrls, IBSystemTables, IBDatabase;
10	<
11	<	type
12	<
13	<	{ TIBModifySQLEditorForm }
14	<
15	<	TIBModifySQLEditorForm = class(TForm)
16	<	Button1: TButton;
17	<	Button2: TButton;
18	<	Button3: TButton;
19	<	Button4: TButton;
20	<	FieldList: TListBox;
21	<	Label1: TLabel;
22	<	Label2: TLabel;
23	<	Label3: TLabel;
24	<	Label4: TLabel;
25	<	PrimaryKeyList: TListBox;
26	<	QuoteFields: TCheckBox;
27	<	SQLText: TMemo;
28	<	TableNamesCombo: TComboBox;
29	<	procedure Button3Click(Sender: TObject);
30	<	procedure Button4Click(Sender: TObject);
31	<	procedure FieldListDblClick(Sender: TObject);
32	<	procedure FormShow(Sender: TObject);
33	<	procedure PrimaryKeyListDblClick(Sender: TObject);
34	<	procedure TableNamesComboCloseUp(Sender: TObject);
35	<	private
36	<	{ private declarations }
37	<	FIBSystemTables: TIBSystemTables;
38	<	public
39	<	{ public declarations }
40	<	constructor Create(TheOwner: TComponent); override;
41	<	destructor Destroy; override;
42	<	procedure SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
43	<	end;
44	<
45	<	var
46	<	IBModifySQLEditorForm: TIBModifySQLEditorForm;
47	<
48	<	function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
49	<
50	<	implementation
51	<
52	<	function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
53	<	begin
54	<	Result := false;
55	<	if assigned(Database) then
56	<	begin
57	<	if not assigned(Transaction) then
58	<	begin
59	<	if not assigned(Database.DefaultTransaction)then
60	<	begin
61	<	ShowMessage('No Default Transaction!');
62	<	Exit
63	<	end;
64	<	Transaction := Database.DefaultTransaction
65	<	end;
66	<
67	<	Database.Connected := true;
68	<	end;
69	<
70	<	with TIBModifySQLEditorForm.Create(Application) do
71	<	try
72	<	SetDatabase(Database,Transaction);
73	<	SQLText.Lines.Assign(SelectSQL);
74	<	Result := ShowModal = mrOK;
75	<	if Result then
76	<	SelectSQL.Assign(SQLText.Lines)
77	<	finally
78	<	Free
79	<	end;
80	<	end;
81	<
82	<	{ TIBModifySQLEditorForm }
83	<
84	<	procedure TIBModifySQLEditorForm.FormShow(Sender: TObject);
85	<	begin
86	<	TableNamesCombo.Items.Clear;
87	<	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
88	<	if TableNamesCombo.Items.Count > 0 then
89	<	begin
90	<	TableNamesCombo.ItemIndex := 0;
91	<	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,false);
92	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
93	<	end;
94	<	end;
95	<
96	<	procedure TIBModifySQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
97	<	begin
98	<	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
99	<	SQLText.SetFocus
100	<	end;
101	<
102	<	procedure TIBModifySQLEditorForm.FieldListDblClick(Sender: TObject);
103	<	begin
104	<	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
105	<	SQLText.SetFocus
106	<	end;
107	<
108	<	procedure TIBModifySQLEditorForm.Button3Click(Sender: TObject);
109	<	var FieldNames: TStringList;
110	<	I: integer;
111	<	begin
112	<	if FieldList.SelCount = 0 then
113	<	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
114	<	FieldList.Items,SQLText.Lines)
115	<	else
116	<	begin
117	<	FieldNames := TStringList.Create;
118	<	try
119	<	for I := 0 to FieldList.Items.Count - 1 do
120	<	if FieldList.Selected[I] then
121	<	FieldNames.Add(FieldList.Items[I]);
122	<	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
123	<	FieldNames,SQLText.Lines)
124	<	finally
125	<	FieldNames.Free
126	<	end;
127	<	end;
128	<	end;
129	<
130	<	procedure TIBModifySQLEditorForm.Button4Click(Sender: TObject);
131	<	begin
132	<	FIBSystemTables.TestSQL(SQLText.Lines.Text)
133	<	end;
134	<
135	<	procedure TIBModifySQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
136	<	begin
137	<	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,false);
138	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
139	<	end;
140	<
141	<	constructor TIBModifySQLEditorForm.Create(TheOwner: TComponent);
142	<	begin
143	<	inherited Create(TheOwner);
144	<	FIBSystemTables := TIBSystemTables.Create;
145	<	end;
146	<
147	<	destructor TIBModifySQLEditorForm.Destroy;
148	<	begin
149	<	if assigned(FIBSystemTables) then FIBSystemTables.Free;
150	<	inherited Destroy;
151	<	end;
152	<
153	<	procedure TIBModifySQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
154	<	begin
155	<	FIBSystemTables.SelectDatabase(Database,Transaction)
156	<	end;
157	<
158	<	initialization
159	<	{$I ibmodifysqleditor.lrs}
160	<
161	<	end.
162	<
1	>	(*
2	>	*  IBX For Lazarus (Firebird Express)
3	>	*
4	>	*  The contents of this file are subject to the Initial Developer's
5	>	*  Public License Version 1.0 (the "License"); you may not use this
6	>	*  file except in compliance with the License. You may obtain a copy
7	>	*  of the License here:
8	>	*
9	>	*    http://www.firebirdsql.org/index.php?op=doc&id=idpl
10	>	*
11	>	*  Software distributed under the License is distributed on an "AS
12	>	*  IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
13	>	*  implied. See the License for the specific language governing rights
14	>	*  and limitations under the License.
15	>	*
16	>	*  The Initial Developer of the Original Code is Tony Whyman.
17	>	*
18	>	*  The Original Code is (C) 2011 Tony Whyman, MWA Software
19	>	*  (http://www.mwasoftware.co.uk).
20	>	*
21	>	*  All Rights Reserved.
22	>	*
23	>	*  Contributor(s): ______________________________________.
24	>	*
25	>	*)
26	>
27	>	unit ibmodifysqleditor;
28	>
29	>	{$mode objfpc}{$H+}
30	>
31	>	interface
32	>
33	>	uses
34	>	Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
35	>	StdCtrls, IBSystemTables, IBDatabase, IBCustomDataSet;
36	>
37	>	type
38	>
39	>	{ TIBModifySQLEditorForm }
40	>
41	>	TIBModifySQLEditorForm = class(TForm)
42	>	Button1: TButton;
43	>	Button2: TButton;
44	>	GenerateBtn: TButton;
45	>	GenerateParams: TCheckBox;
46	>	TestBtn: TButton;
47	>	IBTransaction1: TIBTransaction;
48	>	IncludePrimaryKeys: TCheckBox;
49	>	FieldList: TListBox;
50	>	Label1: TLabel;
51	>	Label2: TLabel;
52	>	Label3: TLabel;
53	>	Label4: TLabel;
54	>	PrimaryKeyList: TListBox;
55	>	QuoteFields: TCheckBox;
56	>	SQLText: TMemo;
57	>	TableNamesCombo: TComboBox;
58	>	procedure GenerateBtnClick(Sender: TObject);
59	>	procedure TestBtnClick(Sender: TObject);
60	>	procedure FieldListDblClick(Sender: TObject);
61	>	procedure FormShow(Sender: TObject);
62	>	procedure PrimaryKeyListDblClick(Sender: TObject);
63	>	procedure TableNamesComboCloseUp(Sender: TObject);
64	>	private
65	>	{ private declarations }
66	>	FIBSystemTables: TIBSystemTables;
67	>	public
68	>	{ public declarations }
69	>	constructor Create(TheOwner: TComponent); override;
70	>	destructor Destroy; override;
71	>	procedure SetDatabase(Database: TIBDatabase);
72	>	end;
73	>
74	>	var
75	>	IBModifySQLEditorForm: TIBModifySQLEditorForm;
76	>
77	>	function EditSQL(DataSet: TIBCustomDataSet;  SelectSQL: TStrings): boolean;
78	>
79	>	implementation
80	>
81	>	{$R *.lfm}
82	>
83	>	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
84	>	begin
85	>	Result := false;
86	>	if assigned(DataSet) and assigned(DataSet.Database) then
87	>	try
88	>	DataSet.Database.Connected := true;
89	>	except on E: Exception do
90	>	ShowMessage(E.Message)
91	>	end;
92	>
93	>	with TIBModifySQLEditorForm.Create(Application) do
94	>	try
95	>	if assigned(DataSet) then
96	>	begin
97	>	SetDatabase(DataSet.Database);
98	>	GenerateParams.Checked := DataSet.GenerateParamNames;
99	>	end;
100	>	SQLText.Lines.Assign(SelectSQL);
101	>	Result := ShowModal = mrOK;
102	>	if Result then
103	>	begin
104	>	SelectSQL.Assign(SQLText.Lines);
105	>	if assigned(DataSet) then
106	>	DataSet.GenerateParamNames := GenerateParams.Checked
107	>	end;
108	>	finally
109	>	Free
110	>	end;
111	>	end;
112	>
113	>	{ TIBModifySQLEditorForm }
114	>
115	>	procedure TIBModifySQLEditorForm.FormShow(Sender: TObject);
116	>	var TableName: string;
117	>	begin
118	>	GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
119	>	TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
120	>	TableNamesCombo.Items.Clear;
121	>	try
122	>	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
123	>	if TableNamesCombo.Items.Count > 0 then
124	>	begin
125	>	TableNamesCombo.ItemIndex := 0;
126	>	if Trim(SQLText.Text) <> '' then
127	>	begin
128	>	FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
129	>	TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
130	>	end;
131	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
132	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
133	>	end;
134	>	except {ignore}  end;
135	>	end;
136	>
137	>	procedure TIBModifySQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
138	>	begin
139	>	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
140	>	SQLText.SetFocus
141	>	end;
142	>
143	>	procedure TIBModifySQLEditorForm.FieldListDblClick(Sender: TObject);
144	>	begin
145	>	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
146	>	SQLText.SetFocus
147	>	end;
148	>
149	>	procedure TIBModifySQLEditorForm.GenerateBtnClick(Sender: TObject);
150	>	var FieldNames: TStrings;
151	>	begin
152	>	FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
153	>	try
154	>	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
155	>	FieldNames,SQLText.Lines)
156	>	finally
157	>	FieldNames.Free
158	>	end;
159	>	end;
160	>
161	>	procedure TIBModifySQLEditorForm.TestBtnClick(Sender: TObject);
162	>	begin
163	>	FIBSystemTables.TestSQL(SQLText.Lines.Text,GenerateParams.Checked)
164	>	end;
165	>
166	>	procedure TIBModifySQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
167	>	begin
168	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
169	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
170	>	end;
171	>
172	>	constructor TIBModifySQLEditorForm.Create(TheOwner: TComponent);
173	>	begin
174	>	inherited Create(TheOwner);
175	>	FIBSystemTables := TIBSystemTables.Create;
176	>	end;
177	>
178	>	destructor TIBModifySQLEditorForm.Destroy;
179	>	begin
180	>	if assigned(FIBSystemTables) then FIBSystemTables.Free;
181	>	inherited Destroy;
182	>	end;
183	>
184	>	procedure TIBModifySQLEditorForm.SetDatabase(Database: TIBDatabase);
185	>	begin
186	>	IBTransaction1.DefaultDatabase := Database;
187	>	FIBSystemTables.SelectDatabase(Database,IBTransaction1)
188	>	end;
189	>
190	>	end.
191	>

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