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

Comparing ibx/trunk/design/ibrefreshsqleditor.pas (file contents):
Revision 7 by tony, Sun Aug 5 18:28:19 2012 UTC vs.
Revision 17 by tony, Sat Dec 28 19:22:24 2013 UTC

#	Line 1 | Line 1
1	<	unit ibrefreshsqleditor;
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	<	{ TIBRefreshSQLEditorForm }
14	<
15	<	TIBRefreshSQLEditorForm = class(TForm)
16	<	Button1: TButton;
17	<	Button2: TButton;
18	<	GenerateBtn: TButton;
19	<	TestBtn: TButton;
20	<	FieldList: TListBox;
21	<	IBTransaction1: TIBTransaction;
22	<	Label1: TLabel;
23	<	Label2: TLabel;
24	<	Label3: TLabel;
25	<	Label4: TLabel;
26	<	PrimaryKeyList: TListBox;
27	<	QuoteFields: TCheckBox;
28	<	SQLText: TMemo;
29	<	TableNamesCombo: TComboBox;
30	<	procedure GenerateBtnClick(Sender: TObject);
31	<	procedure TestBtnClick(Sender: TObject);
32	<	procedure FieldListDblClick(Sender: TObject);
33	<	procedure FormShow(Sender: TObject);
34	<	procedure PrimaryKeyListDblClick(Sender: TObject);
35	<	procedure TableNamesComboCloseUp(Sender: TObject);
36	<	private
37	<	{ private declarations }
38	<	FIBSystemTables: TIBSystemTables;
39	<	public
40	<	{ public declarations }
41	<	constructor Create(TheOwner: TComponent); override;
42	<	destructor Destroy; override;
43	<	procedure SetDatabase(Database: TIBDatabase);
44	<	end;
45	<
46	<	var
47	<	IBRefreshSQLEditorForm: TIBRefreshSQLEditorForm;
48	<
49	<	function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean;
50	<
51	<	implementation
52	<
53	<	{$R *.lfm}
54	<
55	<	function EditSQL(Database: TIBDatabase;  SelectSQL: TStrings): boolean;
56	<	begin
57	<	Result := false;
58	<	if assigned(Database) then
59	<	try
60	<	Database.Connected := true;
61	<	except on E: Exception do
62	<	ShowMessage(E.Message)
63	<	end;
64	<
65	<	with TIBRefreshSQLEditorForm.Create(Application) do
66	<	try
67	<	SetDatabase(Database);
68	<	SQLText.Lines.Assign(SelectSQL);
69	<	Result := ShowModal = mrOK;
70	<	if Result then
71	<	SelectSQL.Assign(SQLText.Lines)
72	<	finally
73	<	Free
74	<	end;
75	<	end;
76	<
77	<	{ TIBRefreshSQLEditorForm }
78	<
79	<	procedure TIBRefreshSQLEditorForm.FormShow(Sender: TObject);
80	<	var TableName: string;
81	<	begin
82	<	GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
83	<	TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
84	<	TableNamesCombo.Items.Clear;
85	<	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
86	<	if TableNamesCombo.Items.Count > 0 then
87	<	begin
88	<	TableNamesCombo.ItemIndex := 0;
89	<	if Trim(SQLText.Text) <> '' then
90	<	begin
91	<	FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
92	<	TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
93	<	end;
94	<	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
95	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
96	<	end;
97	<	end;
98	<
99	<	procedure TIBRefreshSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
100	<	begin
101	<	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
102	<	SQLText.SetFocus
103	<	end;
104	<
105	<	procedure TIBRefreshSQLEditorForm.FieldListDblClick(Sender: TObject);
106	<	begin
107	<	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
108	<	SQLText.SetFocus
109	<	end;
110	<
111	<	procedure TIBRefreshSQLEditorForm.GenerateBtnClick(Sender: TObject);
112	<	var FieldNames: TStrings;
113	<	begin
114	<	FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
115	<	try
116	<	FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,SQLText.Lines)
117	<	finally
118	<	FieldNames.Free
119	<	end;
120	<	end;
121	<
122	<	procedure TIBRefreshSQLEditorForm.TestBtnClick(Sender: TObject);
123	<	begin
124	<	FIBSystemTables.TestSQL(SQLText.Lines.Text)
125	<	end;
126	<
127	<	procedure TIBRefreshSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
128	<	begin
129	<	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
130	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
131	<	end;
132	<
133	<	constructor TIBRefreshSQLEditorForm.Create(TheOwner: TComponent);
134	<	begin
135	<	inherited Create(TheOwner);
136	<	FIBSystemTables := TIBSystemTables.Create;
137	<	end;
138	<
139	<	destructor TIBRefreshSQLEditorForm.Destroy;
140	<	begin
141	<	if assigned(FIBSystemTables) then FIBSystemTables.Free;
142	<	inherited Destroy;
143	<	end;
144	<
145	<	procedure TIBRefreshSQLEditorForm.SetDatabase(Database: TIBDatabase);
146	<	begin
147	<	IBTransaction1.DefaultDatabase := Database;
148	<	FIBSystemTables.SelectDatabase(Database,IBTransaction1)
149	<	end;
150	<
151	<	end.
152	<
1	>	unit ibrefreshsqleditor;
2	>
3	>	{$mode objfpc}{$H+}
4	>
5	>	interface
6	>
7	>	uses
8	>	Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
9	>	StdCtrls, IBSystemTables, IBDatabase;
10	>
11	>	type
12	>
13	>	{ TIBRefreshSQLEditorForm }
14	>
15	>	TIBRefreshSQLEditorForm = class(TForm)
16	>	Button1: TButton;
17	>	Button2: TButton;
18	>	GenerateBtn: TButton;
19	>	TestBtn: TButton;
20	>	FieldList: TListBox;
21	>	IBTransaction1: TIBTransaction;
22	>	Label1: TLabel;
23	>	Label2: TLabel;
24	>	Label3: TLabel;
25	>	Label4: TLabel;
26	>	PrimaryKeyList: TListBox;
27	>	QuoteFields: TCheckBox;
28	>	SQLText: TMemo;
29	>	TableNamesCombo: TComboBox;
30	>	procedure GenerateBtnClick(Sender: TObject);
31	>	procedure TestBtnClick(Sender: TObject);
32	>	procedure FieldListDblClick(Sender: TObject);
33	>	procedure FormShow(Sender: TObject);
34	>	procedure PrimaryKeyListDblClick(Sender: TObject);
35	>	procedure TableNamesComboCloseUp(Sender: TObject);
36	>	private
37	>	{ private declarations }
38	>	FIBSystemTables: TIBSystemTables;
39	>	public
40	>	{ public declarations }
41	>	constructor Create(TheOwner: TComponent); override;
42	>	destructor Destroy; override;
43	>	procedure SetDatabase(Database: TIBDatabase);
44	>	end;
45	>
46	>	var
47	>	IBRefreshSQLEditorForm: TIBRefreshSQLEditorForm;
48	>
49	>	function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean;
50	>
51	>	implementation
52	>
53	>	{$R *.lfm}
54	>
55	>	function EditSQL(Database: TIBDatabase;  SelectSQL: TStrings): boolean;
56	>	begin
57	>	Result := false;
58	>	if assigned(Database) then
59	>	try
60	>	Database.Connected := true;
61	>	except on E: Exception do
62	>	ShowMessage(E.Message)
63	>	end;
64	>
65	>	with TIBRefreshSQLEditorForm.Create(Application) do
66	>	try
67	>	SetDatabase(Database);
68	>	SQLText.Lines.Assign(SelectSQL);
69	>	Result := ShowModal = mrOK;
70	>	if Result then
71	>	SelectSQL.Assign(SQLText.Lines)
72	>	finally
73	>	Free
74	>	end;
75	>	end;
76	>
77	>	{ TIBRefreshSQLEditorForm }
78	>
79	>	procedure TIBRefreshSQLEditorForm.FormShow(Sender: TObject);
80	>	var TableName: string;
81	>	begin
82	>	GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
83	>	TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
84	>	TableNamesCombo.Items.Clear;
85	>	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
86	>	if TableNamesCombo.Items.Count > 0 then
87	>	begin
88	>	TableNamesCombo.ItemIndex := 0;
89	>	if Trim(SQLText.Text) <> '' then
90	>	begin
91	>	FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
92	>	TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
93	>	end;
94	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
95	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
96	>	end;
97	>	end;
98	>
99	>	procedure TIBRefreshSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
100	>	begin
101	>	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
102	>	SQLText.SetFocus
103	>	end;
104	>
105	>	procedure TIBRefreshSQLEditorForm.FieldListDblClick(Sender: TObject);
106	>	begin
107	>	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
108	>	SQLText.SetFocus
109	>	end;
110	>
111	>	procedure TIBRefreshSQLEditorForm.GenerateBtnClick(Sender: TObject);
112	>	var FieldNames: TStrings;
113	>	begin
114	>	FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
115	>	try
116	>	FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,SQLText.Lines)
117	>	finally
118	>	FieldNames.Free
119	>	end;
120	>	end;
121	>
122	>	procedure TIBRefreshSQLEditorForm.TestBtnClick(Sender: TObject);
123	>	begin
124	>	FIBSystemTables.TestSQL(SQLText.Lines.Text)
125	>	end;
126	>
127	>	procedure TIBRefreshSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
128	>	begin
129	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
130	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
131	>	end;
132	>
133	>	constructor TIBRefreshSQLEditorForm.Create(TheOwner: TComponent);
134	>	begin
135	>	inherited Create(TheOwner);
136	>	FIBSystemTables := TIBSystemTables.Create;
137	>	end;
138	>
139	>	destructor TIBRefreshSQLEditorForm.Destroy;
140	>	begin
141	>	if assigned(FIBSystemTables) then FIBSystemTables.Free;
142	>	inherited Destroy;
143	>	end;
144	>
145	>	procedure TIBRefreshSQLEditorForm.SetDatabase(Database: TIBDatabase);
146	>	begin
147	>	IBTransaction1.DefaultDatabase := Database;
148	>	FIBSystemTables.SelectDatabase(Database,IBTransaction1)
149	>	end;
150	>
151	>	end.
152	>

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