ViewVC Help

View File | Revision Log | Show Annotations | Download File | View Changeset | Root Listing

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

Comparing ibx/trunk/design/ibmodifysqleditor.pas (file contents):
Revision 5 by tony, Fri Feb 18 16:26:16 2011 UTC vs.
Revision 21 by tony, Thu Feb 26 10:33:34 2015 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}{$H+}
30	>
31	>	interface
32	>
33	>	uses
34	>	Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
35	>	StdCtrls, ComCtrls, IBSystemTables, IBDatabase, IBCustomDataSet;
36	>
37	>	type
38	>
39	>	{ TIBModifySQLEditorForm }
40	>
41	>	TIBModifySQLEditorForm = class(TForm)
42	>	Button1: TButton;
43	>	Button2: TButton;
44	>	FieldList: TListBox;
45	>	GenerateBtn: TButton;
46	>	GenerateParams: TCheckBox;
47	>	IncludePrimaryKeys: TCheckBox;
48	>	Label1: TLabel;
49	>	Label16: TLabel;
50	>	Label17: TLabel;
51	>	Label18: TLabel;
52	>	Label2: TLabel;
53	>	Label4: TLabel;
54	>	ExecuteOnlyIndicator: TLabel;
55	>	PageControl: TPageControl;
56	>	PrimaryKeyList: TListBox;
57	>	ProcedureNames: TComboBox;
58	>	ProcInputList: TListBox;
59	>	ProcOutputList: TListBox;
60	>	TableNamesCombo: TComboBox;
61	>	ModifyPage: TTabSheet;
62	>	ExecutePage: TTabSheet;
63	>	TestBtn: TButton;
64	>	IBTransaction1: TIBTransaction;
65	>	Label3: TLabel;
66	>	QuoteFields: TCheckBox;
67	>	SQLText: TMemo;
68	>	procedure ExecutePageShow(Sender: TObject);
69	>	procedure GenerateBtnClick(Sender: TObject);
70	>	procedure ModifyPageShow(Sender: TObject);
71	>	procedure ProcedureNamesCloseUp(Sender: TObject);
72	>	procedure TestBtnClick(Sender: TObject);
73	>	procedure FieldListDblClick(Sender: TObject);
74	>	procedure FormShow(Sender: TObject);
75	>	procedure PrimaryKeyListDblClick(Sender: TObject);
76	>	procedure TableNamesComboCloseUp(Sender: TObject);
77	>	private
78	>	{ private declarations }
79	>	FIBSystemTables: TIBSystemTables;
80	>	public
81	>	{ public declarations }
82	>	constructor Create(TheOwner: TComponent); override;
83	>	destructor Destroy; override;
84	>	procedure SetDatabase(Database: TIBDatabase);
85	>	end;
86	>
87	>	var
88	>	IBModifySQLEditorForm: TIBModifySQLEditorForm;
89	>
90	>	function EditSQL(DataSet: TIBCustomDataSet;  SelectSQL: TStrings): boolean;
91	>
92	>	implementation
93	>
94	>	uses IBSQL;
95	>
96	>	{$R *.lfm}
97	>
98	>	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
99	>	begin
100	>	Result := false;
101	>	if assigned(DataSet) and assigned(DataSet.Database) then
102	>	try
103	>	DataSet.Database.Connected := true;
104	>	except on E: Exception do
105	>	ShowMessage(E.Message)
106	>	end;
107	>
108	>	with TIBModifySQLEditorForm.Create(Application) do
109	>	try
110	>	if assigned(DataSet) then
111	>	begin
112	>	SetDatabase(DataSet.Database);
113	>	GenerateParams.Checked := DataSet.GenerateParamNames;
114	>	end;
115	>	SQLText.Lines.Assign(SelectSQL);
116	>	Result := ShowModal = mrOK;
117	>	if Result then
118	>	begin
119	>	SelectSQL.Assign(SQLText.Lines);
120	>	if assigned(DataSet) then
121	>	DataSet.GenerateParamNames := GenerateParams.Checked
122	>	end;
123	>	finally
124	>	Free
125	>	end;
126	>	end;
127	>
128	>	{ TIBModifySQLEditorForm }
129	>
130	>	procedure TIBModifySQLEditorForm.FormShow(Sender: TObject);
131	>	var IsProcedureName: boolean;
132	>	SQLType: TIBSQLTypes;
133	>	begin
134	>	GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
135	>	TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
136	>	if Trim(SQLText.Text) <> '' then
137	>	begin
138	>	try
139	>	SQLType := FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName);
140	>	except  end;
141	>	if SQLType = SQLExecProcedure then
142	>	PageControl.ActivePage := ExecutePage
143	>	else
144	>	PageControl.ActivePage := ModifyPage;
145	>	end
146	>	else
147	>	PageControl.ActivePage := ModifyPage;
148	>	end;
149	>
150	>	procedure TIBModifySQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
151	>	begin
152	>	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
153	>	SQLText.SetFocus
154	>	end;
155	>
156	>	procedure TIBModifySQLEditorForm.FieldListDblClick(Sender: TObject);
157	>	begin
158	>	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
159	>	SQLText.SetFocus
160	>	end;
161	>
162	>	procedure TIBModifySQLEditorForm.GenerateBtnClick(Sender: TObject);
163	>	var FieldNames: TStrings;
164	>	begin
165	>	if PageControl.ActivePage = ExecutePage then
166	>	FIBSystemTables.GenerateExecuteSQL(ProcedureNames.Text,QuoteFields.Checked,true,
167	>	ProcInputList.Items,ProcOutputList.Items,SQLText.Lines)
168	>	else
169	>	begin
170	>	FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
171	>	try
172	>	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
173	>	FieldNames,SQLText.Lines)
174	>	finally
175	>	FieldNames.Free
176	>	end;
177	>	end;
178	>	end;
179	>
180	>	procedure TIBModifySQLEditorForm.ExecutePageShow(Sender: TObject);
181	>	var ProcName: string;
182	>	IsProcedureName: boolean;
183	>	begin
184	>	FIBSystemTables.GetProcedureNames(ProcedureNames.Items,false);
185	>	if ProcedureNames.Items.Count > 0 then
186	>	begin
187	>	if (FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName) = SQLExecProcedure) or IsProcedureName then
188	>	begin
189	>	FIBSystemTables.GetTableAndColumns(SQLText.Text,ProcName,nil);
190	>	ProcedureNames.ItemIndex := ProcedureNames.Items.IndexOf(ProcName)
191	>	end
192	>	else
193	>	ProcedureNames.ItemIndex := 0;
194	>	end;
195	>	ProcedureNamesCloseUp(nil);
196	>	end;
197	>
198	>	procedure TIBModifySQLEditorForm.ModifyPageShow(Sender: TObject);
199	>	var TableName: string;
200	>	begin
201	>	TableNamesCombo.Items.Clear;
202	>	try
203	>	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
204	>	if TableNamesCombo.Items.Count > 0 then
205	>	begin
206	>	TableNamesCombo.ItemIndex := 0;
207	>	if Trim(SQLText.Text) <> '' then
208	>	begin
209	>	FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
210	>	TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
211	>	end;
212	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
213	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
214	>	end;
215	>	except {ignore}  end;
216	>	end;
217	>
218	>	procedure TIBModifySQLEditorForm.ProcedureNamesCloseUp(Sender: TObject);
219	>	var ExecuteOnly: boolean;
220	>	begin
221	>	FIBSystemTables.GetProcParams(ProcedureNames.Text,ExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
222	>	ExecuteOnlyIndicator.Visible := ExecuteOnly;
223	>	end;
224	>
225	>	procedure TIBModifySQLEditorForm.TestBtnClick(Sender: TObject);
226	>	begin
227	>	FIBSystemTables.TestSQL(SQLText.Lines.Text,GenerateParams.Checked)
228	>	end;
229	>
230	>	procedure TIBModifySQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
231	>	begin
232	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
233	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
234	>	end;
235	>
236	>	constructor TIBModifySQLEditorForm.Create(TheOwner: TComponent);
237	>	begin
238	>	inherited Create(TheOwner);
239	>	FIBSystemTables := TIBSystemTables.Create;
240	>	end;
241	>
242	>	destructor TIBModifySQLEditorForm.Destroy;
243	>	begin
244	>	if assigned(FIBSystemTables) then FIBSystemTables.Free;
245	>	inherited Destroy;
246	>	end;
247	>
248	>	procedure TIBModifySQLEditorForm.SetDatabase(Database: TIBDatabase);
249	>	begin
250	>	IBTransaction1.DefaultDatabase := Database;
251	>	FIBSystemTables.SelectDatabase(Database,IBTransaction1)
252	>	end;
253	>
254	>	end.
255	>

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines