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Comparing ibx/trunk/design/ibdataseteditor.pas (file contents):
Revision 5 by tony, Fri Feb 18 16:26:16 2011 UTC vs.
Revision 17 by tony, Sat Dec 28 19:22:24 2013 UTC

#	Line 1 | Line 1
1	<	unit IBDataSetEditor;
2	<
3	<	{$mode objfpc}{$H+}
4	<
5	<	interface
6	<
7	<	uses
8	<	Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
9	<	ComCtrls, StdCtrls, ExtCtrls, IBSystemTables, IBCustomDataSet;
10	<
11	<	type
12	<
13	<	{ TIBDataSetEditorForm }
14	<
15	<	TIBDataSetEditorForm = class(TForm)
16	<	Button1: TButton;
17	<	CancelButton: TButton;
18	<	FieldsPage: TTabSheet;
19	<	GenerateButton: TButton;
20	<	GroupBox1: TGroupBox;
21	<	PrimaryKeyList: TListBox;
22	<	Label1: TLabel;
23	<	Label2: TLabel;
24	<	Label3: TLabel;
25	<	Label4: TLabel;
26	<	OkButton: TButton;
27	<	PageControl: TPageControl;
28	<	QuoteFields: TCheckBox;
29	<	SQLMemo: TMemo;
30	<	SQLPage: TTabSheet;
31	<	StatementType: TRadioGroup;
32	<	FieldList: TListBox;
33	<	TableNamesCombo: TComboBox;
34	<	procedure Button1Click(Sender: TObject);
35	<	procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
36	<	procedure FormShow(Sender: TObject);
37	<	procedure GenerateButtonClick(Sender: TObject);
38	<	procedure SQLMemoChange(Sender: TObject);
39	<	procedure SQLPageShow(Sender: TObject);
40	<	procedure StatementTypeClick(Sender: TObject);
41	<	procedure TableNamesComboCloseUp(Sender: TObject);
42	<	private
43	<	{ private declarations }
44	<	FDataSet: TIBDataSet;
45	<	FIBSystemTables: TIBSystemTables;
46	<	FDirty: boolean;
47	<	FCurrentStatement: integer;
48	<	FSelectSQL: TStringList;
49	<	FModifySQL: TStringList;
50	<	FInsertSQL: TStringList;
51	<	FDeleteSQL: TStringList;
52	<	FRefreshSQL: TStringList;
53	<	procedure UpdateSQLMemo;
54	<	public
55	<	{ public declarations }
56	<	constructor Create(TheOwner: TComponent); override;
57	<	destructor Destroy; override;
58	<	procedure SetDataSet(AObject: TIBDataSet);
59	<	end;
60	<
61	<	var
62	<	IBDataSetEditorForm: TIBDataSetEditorForm;
63	<
64	<	function EditIBDataSet(DataSet: TIBDataSet): boolean;
65	<
66	<	implementation
67	<
68	<	function EditIBDataSet(DataSet: TIBDataSet): boolean;
69	<	begin
70	<	Result := false;
71	<	if assigned(DataSet) and assigned(DataSet.Database) then
72	<	begin
73	<	if not assigned(DataSet.Transaction) then
74	<	begin
75	<	ShowMessage('No Default Transaction!');
76	<	Exit
77	<	end;
78	<
79	<	DataSet.Database.Connected := true;
80	<	end;
81	<
82	<	with TIBDataSetEditorForm.Create(Application) do
83	<	try
84	<	SetDataSet(DataSet);
85	<	Result := ShowModal = mrOK
86	<	finally
87	<	Free
88	<	end;
89	<
90	<	end;
91	<
92	<	{ TIBDataSetEditorForm }
93	<
94	<	procedure TIBDataSetEditorForm.FormShow(Sender: TObject);
95	<	var TableName: string;
96	<	begin
97	<	PageControl.ActivePage := FieldsPage;
98	<	FModifySQL.Assign(FDataSet.ModifySQL);
99	<	FInsertSQL.Assign(FDataSet.InsertSQL);
100	<	FDeleteSQL.Assign(FDataSet.DeleteSQL);
101	<	FRefreshSQL.Assign(FDataSet.RefreshSQL);
102	<	FSelectSQL.Assign(FDataSet.SelectSQL);
103	<	FCurrentStatement := -1;
104	<	TableNamesCombo.Items.Clear;
105	<	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
106	<	if TableNamesCombo.Items.Count > 0 then
107	<	begin
108	<	TableNamesCombo.ItemIndex := 0;
109	<	if FSelectSQL.Text <> '' then
110	<	try
111	<	FIBSystemTables.GetTableAndColumns(FSelectSQL.Text,TableName,nil);
112	<	TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName);
113	<	except end;//ignore
114	<	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,false);
115	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
116	<	end;
117	<	end;
118	<
119	<	procedure TIBDataSetEditorForm.FormClose(Sender: TObject;
120	<	var CloseAction: TCloseAction);
121	<	begin
122	<	if ModalResult = mrOK then
123	<	begin
124	<	UpdateSQLMemo;
125	<	FDataSet.ModifySQL.Assign(FModifySQL);
126	<	FDataSet.InsertSQL.Assign(FInsertSQL);
127	<	FDataSet.DeleteSQL.Assign(FDeleteSQL);
128	<	FDataSet.RefreshSQL.Assign(FRefreshSQL);
129	<	FDataSet.SelectSQL.Assign(FSelectSQL);
130	<	end;
131	<	end;
132	<
133	<	procedure TIBDataSetEditorForm.Button1Click(Sender: TObject);
134	<	begin
135	<	if SQLMemo.Lines.Text <> '' then
136	<	FIBSystemTables.TestSQL(SQLMemo.Lines.Text);
137	<	end;
138	<
139	<	procedure TIBDataSetEditorForm.GenerateButtonClick(Sender: TObject);
140	<	var FieldNames: TStringList;
141	<	I: integer;
142	<	begin
143	<	FDataSet.RefreshSQL.Clear;
144	<	FIBSystemTables.GenerateSelectSQL(TableNamesCombo.Text,QuoteFields.Checked,FSelectSQL);
145	<	FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FRefreshSQL);
146	<	FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,FDeleteSQL);
147	<	if FieldList.SelCount = 0 then
148	<	begin
149	<	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
150	<	FieldList.Items,FModifySQL);
151	<	FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
152	<	FieldList.Items,FInsertSQL);
153	<
154	<	end
155	<	else
156	<	begin
157	<	FieldNames := TStringList.Create;
158	<	try
159	<	for I := 0 to FieldList.Items.Count - 1 do
160	<	if FieldList.Selected[I] then
161	<	FieldNames.Add(FieldList.Items[I]);
162	<	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
163	<	FieldNames,FModifySQL);
164	<	FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
165	<	FieldNames,FInsertSQL);
166	<	finally
167	<	FieldNames.Free
168	<	end;
169	<	end;
170	<	FDirty := false;
171	<	PageControl.ActivePage := SQLPage;
172	<	end;
173	<
174	<	procedure TIBDataSetEditorForm.SQLMemoChange(Sender: TObject);
175	<	begin
176	<	FDirty := true
177	<	end;
178	<
179	<	procedure TIBDataSetEditorForm.SQLPageShow(Sender: TObject);
180	<	begin
181	<	UpdateSQLMemo
182	<	end;
183	<
184	<	procedure TIBDataSetEditorForm.StatementTypeClick(Sender: TObject);
185	<	begin
186	<	UpdateSQLMemo
187	<	end;
188	<
189	<	procedure TIBDataSetEditorForm.TableNamesComboCloseUp(Sender: TObject);
190	<	begin
191	<	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,false);
192	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
193	<	end;
194	<
195	<	procedure TIBDataSetEditorForm.UpdateSQLMemo;
196	<	begin
197	<	if FDirty then
198	<	case FCurrentStatement of
199	<	0: // Select
200	<	FSelectSQL.Assign(SQLMemo.Lines);
201	<	1: //Modify
202	<	FModifySQL.Assign(SQLMemo.Lines);
203	<	2: //Insert
204	<	FInsertSQL.Assign(SQLMemo.Lines);
205	<	3: // Delete
206	<	FDeleteSQL.Assign(SQLMemo.Lines);
207	<	4: //Refresh
208	<	FRefreshSQL.Assign(SQLMemo.Lines);
209	<	end;
210	<	FDirty := false;
211	<	case StatementType.ItemIndex of
212	<	0: //Select
213	<	SQLMemo.Lines.Assign(FSelectSQL);
214	<	1: // Modify
215	<	SQLMemo.Lines.Assign(FModifySQL)  ;
216	<	2: //Insert
217	<	SQLMemo.Lines.Assign(FInsertSQL)  ;
218	<	3: // Delete
219	<	SQLMemo.Lines.Assign(FDeleteSQL)  ;
220	<	4: //Refresh
221	<	SQLMemo.Lines.Assign(FRefreshSQL)  ;
222	<	end;
223	<	FCurrentStatement := StatementType.ItemIndex;
224	<	end;
225	<
226	<	constructor TIBDataSetEditorForm.Create(TheOwner: TComponent);
227	<	begin
228	<	inherited Create(TheOwner);
229	<	FIBSystemTables := TIBSystemTables.Create;
230	<	FModifySQL := TStringList.Create;
231	<	FInsertSQL := TStringList.Create;
232	<	FDeleteSQL := TStringList.Create;
233	<	FRefreshSQL := TStringList.Create;
234	<	FSelectSQL := TStringList.Create;
235	<	end;
236	<
237	<	destructor TIBDataSetEditorForm.Destroy;
238	<	begin
239	<	if assigned(FIBSystemTables) then FIBSystemTables.Free;
240	<	if assigned(FModifySQL) then FModifySQL.Free;
241	<	if assigned(FInsertSQL) then FInsertSQL.Free;
242	<	if assigned(FDeleteSQL) then FDeleteSQL.Free;
243	<	if assigned(FRefreshSQL) then FRefreshSQL.Free;
244	<	if assigned(FSelectSQL) then FSelectSQL.Free;
245	<	inherited Destroy;
246	<	end;
247	<
248	<	procedure TIBDataSetEditorForm.SetDataSet(AObject: TIBDataSet);
249	<	begin
250	<	FDataSet := AObject;
251	<	if assigned(FDataSet) then
252	<	FIBSystemTables.SelectDatabase(FDataSet.Database,FDataSet.Transaction);
253	<	end;
254	<
255	<
256	<	initialization
257	<	{$I ibdataseteditor.lrs}
258	<
259	<	end.
260	<
1	>	(*
2	>	*  IBX For Lazarus (Firebird Express)
3	>	*
4	>	*  The contents of this file are subject to the Initial Developer's
5	>	*  Public License Version 1.0 (the "License"); you may not use this
6	>	*  file except in compliance with the License. You may obtain a copy
7	>	*  of the License here:
8	>	*
9	>	*    http://www.firebirdsql.org/index.php?op=doc&id=idpl
10	>	*
11	>	*  Software distributed under the License is distributed on an "AS
12	>	*  IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
13	>	*  implied. See the License for the specific language governing rights
14	>	*  and limitations under the License.
15	>	*
16	>	*  The Initial Developer of the Original Code is Tony Whyman.
17	>	*
18	>	*  The Original Code is (C) 2011 Tony Whyman, MWA Software
19	>	*  (http://www.mwasoftware.co.uk).
20	>	*
21	>	*  All Rights Reserved.
22	>	*
23	>	*  Contributor(s): ______________________________________.
24	>	*
25	>	*)
26	>
27	>	unit IBDataSetEditor;
28	>
29	>	{$mode objfpc}{$H+}
30	>
31	>	interface
32	>
33	>	uses
34	>	Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
35	>	ComCtrls, StdCtrls, ExtCtrls, IBSystemTables, IBCustomDataSet, IBDatabase;
36	>
37	>	type
38	>
39	>	{ TIBDataSetEditorForm }
40	>
41	>	TIBDataSetEditorForm = class(TForm)
42	>	TestBtn: TButton;
43	>	CancelButton: TButton;
44	>	FieldsPage: TTabSheet;
45	>	GenerateButton: TButton;
46	>	GroupBox1: TGroupBox;
47	>	IBTransaction1: TIBTransaction;
48	>	IncludePrimaryKeys: TCheckBox;
49	>	PrimaryKeyList: TListBox;
50	>	Label1: TLabel;
51	>	Label2: TLabel;
52	>	Label3: TLabel;
53	>	Label4: TLabel;
54	>	OkButton: TButton;
55	>	PageControl: TPageControl;
56	>	QuoteFields: TCheckBox;
57	>	SQLMemo: TMemo;
58	>	SQLPage: TTabSheet;
59	>	StatementType: TRadioGroup;
60	>	FieldList: TListBox;
61	>	TableNamesCombo: TComboBox;
62	>	procedure TestBtnClick(Sender: TObject);
63	>	procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
64	>	procedure FormShow(Sender: TObject);
65	>	procedure GenerateButtonClick(Sender: TObject);
66	>	procedure SQLMemoChange(Sender: TObject);
67	>	procedure SQLPageShow(Sender: TObject);
68	>	procedure StatementTypeClick(Sender: TObject);
69	>	procedure TableNamesComboCloseUp(Sender: TObject);
70	>	private
71	>	{ private declarations }
72	>	FDataSet: TIBDataSet;
73	>	FIBSystemTables: TIBSystemTables;
74	>	FDirty: boolean;
75	>	FCurrentStatement: integer;
76	>	FSelectSQL: TStringList;
77	>	FModifySQL: TStringList;
78	>	FInsertSQL: TStringList;
79	>	FDeleteSQL: TStringList;
80	>	FRefreshSQL: TStringList;
81	>	procedure UpdateSQLMemo;
82	>	public
83	>	{ public declarations }
84	>	constructor Create(TheOwner: TComponent); override;
85	>	destructor Destroy; override;
86	>	procedure SetDataSet(AObject: TIBDataSet);
87	>	end;
88	>
89	>	var
90	>	IBDataSetEditorForm: TIBDataSetEditorForm;
91	>
92	>	function EditIBDataSet(DataSet: TIBDataSet): boolean;
93	>
94	>	implementation
95	>
96	>	{$R *.lfm}
97	>
98	>	function EditIBDataSet(DataSet: TIBDataSet): 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 TIBDataSetEditorForm.Create(Application) do
109	>	try
110	>	SetDataSet(DataSet);
111	>	Result := ShowModal = mrOK
112	>	finally
113	>	Free
114	>	end;
115	>
116	>	end;
117	>
118	>	{ TIBDataSetEditorForm }
119	>
120	>	procedure TIBDataSetEditorForm.FormShow(Sender: TObject);
121	>	var TableName: string;
122	>	begin
123	>	PageControl.ActivePage := FieldsPage;
124	>	FModifySQL.Assign(FDataSet.ModifySQL);
125	>	FInsertSQL.Assign(FDataSet.InsertSQL);
126	>	FDeleteSQL.Assign(FDataSet.DeleteSQL);
127	>	FRefreshSQL.Assign(FDataSet.RefreshSQL);
128	>	FSelectSQL.Assign(FDataSet.SelectSQL);
129	>	GenerateButton.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
130	>	TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
131	>	FCurrentStatement := -1;
132	>	TableNamesCombo.Items.Clear;
133	>	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
134	>	if TableNamesCombo.Items.Count > 0 then
135	>	begin
136	>	TableNamesCombo.ItemIndex := 0;
137	>	if FSelectSQL.Text <> '' then
138	>	try
139	>	FIBSystemTables.GetTableAndColumns(FSelectSQL.Text,TableName,nil);
140	>	TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName);
141	>	except end;//ignore
142	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
143	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
144	>	end;
145	>	end;
146	>
147	>	procedure TIBDataSetEditorForm.FormClose(Sender: TObject;
148	>	var CloseAction: TCloseAction);
149	>	begin
150	>	if ModalResult = mrOK then
151	>	begin
152	>	UpdateSQLMemo;
153	>	FDataSet.ModifySQL.Assign(FModifySQL);
154	>	FDataSet.InsertSQL.Assign(FInsertSQL);
155	>	FDataSet.DeleteSQL.Assign(FDeleteSQL);
156	>	FDataSet.RefreshSQL.Assign(FRefreshSQL);
157	>	FDataSet.SelectSQL.Assign(FSelectSQL);
158	>	end;
159	>	end;
160	>
161	>	procedure TIBDataSetEditorForm.TestBtnClick(Sender: TObject);
162	>	begin
163	>	if SQLMemo.Lines.Text <> '' then
164	>	FIBSystemTables.TestSQL(SQLMemo.Lines.Text);
165	>	end;
166	>
167	>	procedure TIBDataSetEditorForm.GenerateButtonClick(Sender: TObject);
168	>	var FieldNames: TStringList;
169	>	I: integer;
170	>	begin
171	>	FieldNames := TStringList.Create;
172	>	try
173	>	FRefreshSQL.Clear;
174	>	FSelectSQL.Clear;
175	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldNames);
176	>	FIBSystemTables.GenerateSelectSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,FSelectSQL);
177	>	FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,FRefreshSQL);
178	>	FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,FDeleteSQL);
179	>	FieldNames.Clear;
180	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldNames,true,false);
181	>	FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
182	>	FieldNames,FInsertSQL);
183	>	if FieldList.SelCount = 0 then
184	>	begin
185	>	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
186	>	FieldList.Items,FModifySQL);
187	>
188	>	end
189	>	else
190	>	begin
191	>	FieldNames.Clear;
192	>	for I := 0 to FieldList.Items.Count - 1 do
193	>	if FieldList.Selected[I] then
194	>	FieldNames.Add(FieldList.Items[I]);
195	>	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
196	>	FieldNames,FModifySQL);
197	>	end;
198	>	FDirty := false;
199	>	PageControl.ActivePage := SQLPage;
200	>	finally
201	>	FieldNames.Free
202	>	end;
203	>	end;
204	>
205	>	procedure TIBDataSetEditorForm.SQLMemoChange(Sender: TObject);
206	>	begin
207	>	FDirty := true
208	>	end;
209	>
210	>	procedure TIBDataSetEditorForm.SQLPageShow(Sender: TObject);
211	>	begin
212	>	UpdateSQLMemo
213	>	end;
214	>
215	>	procedure TIBDataSetEditorForm.StatementTypeClick(Sender: TObject);
216	>	begin
217	>	UpdateSQLMemo
218	>	end;
219	>
220	>	procedure TIBDataSetEditorForm.TableNamesComboCloseUp(Sender: TObject);
221	>	begin
222	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
223	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
224	>	end;
225	>
226	>	procedure TIBDataSetEditorForm.UpdateSQLMemo;
227	>	begin
228	>	if FDirty then
229	>	case FCurrentStatement of
230	>	0: // Select
231	>	FSelectSQL.Assign(SQLMemo.Lines);
232	>	1: //Modify
233	>	FModifySQL.Assign(SQLMemo.Lines);
234	>	2: //Insert
235	>	FInsertSQL.Assign(SQLMemo.Lines);
236	>	3: // Delete
237	>	FDeleteSQL.Assign(SQLMemo.Lines);
238	>	4: //Refresh
239	>	FRefreshSQL.Assign(SQLMemo.Lines);
240	>	end;
241	>	FDirty := false;
242	>	case StatementType.ItemIndex of
243	>	0: //Select
244	>	SQLMemo.Lines.Assign(FSelectSQL);
245	>	1: // Modify
246	>	SQLMemo.Lines.Assign(FModifySQL)  ;
247	>	2: //Insert
248	>	SQLMemo.Lines.Assign(FInsertSQL)  ;
249	>	3: // Delete
250	>	SQLMemo.Lines.Assign(FDeleteSQL)  ;
251	>	4: //Refresh
252	>	SQLMemo.Lines.Assign(FRefreshSQL)  ;
253	>	end;
254	>	FCurrentStatement := StatementType.ItemIndex;
255	>	end;
256	>
257	>	constructor TIBDataSetEditorForm.Create(TheOwner: TComponent);
258	>	begin
259	>	inherited Create(TheOwner);
260	>	FIBSystemTables := TIBSystemTables.Create;
261	>	FModifySQL := TStringList.Create;
262	>	FInsertSQL := TStringList.Create;
263	>	FDeleteSQL := TStringList.Create;
264	>	FRefreshSQL := TStringList.Create;
265	>	FSelectSQL := TStringList.Create;
266	>	end;
267	>
268	>	destructor TIBDataSetEditorForm.Destroy;
269	>	begin
270	>	if assigned(FIBSystemTables) then FIBSystemTables.Free;
271	>	if assigned(FModifySQL) then FModifySQL.Free;
272	>	if assigned(FInsertSQL) then FInsertSQL.Free;
273	>	if assigned(FDeleteSQL) then FDeleteSQL.Free;
274	>	if assigned(FRefreshSQL) then FRefreshSQL.Free;
275	>	if assigned(FSelectSQL) then FSelectSQL.Free;
276	>	inherited Destroy;
277	>	end;
278	>
279	>	procedure TIBDataSetEditorForm.SetDataSet(AObject: TIBDataSet);
280	>	begin
281	>	FDataSet := AObject;
282	>	IBTransaction1.DefaultDatabase := FDataSet.Database;
283	>	if assigned(FDataSet) then
284	>	FIBSystemTables.SelectDatabase(FDataSet.Database,IBTransaction1);
285	>	end;
286	>
287	>	end.
288	>

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