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

Comparing ibx/trunk/design/ibrefreshsqleditor.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 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	<	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	<	IBRefreshSQLEditorForm: TIBRefreshSQLEditorForm;
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 TIBRefreshSQLEditorForm.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	<	{ TIBRefreshSQLEditorForm }
83	<
84	<	procedure TIBRefreshSQLEditorForm.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);
92	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
93	<	end;
94	<	end;
95	<
96	<	procedure TIBRefreshSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
97	<	begin
98	<	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
99	<	SQLText.SetFocus
100	<	end;
101	<
102	<	procedure TIBRefreshSQLEditorForm.FieldListDblClick(Sender: TObject);
103	<	begin
104	<	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
105	<	SQLText.SetFocus
106	<	end;
107	<
108	<	procedure TIBRefreshSQLEditorForm.Button3Click(Sender: TObject);
109	<	begin
110	<	FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines)
111	<	end;
112	<
113	<	procedure TIBRefreshSQLEditorForm.Button4Click(Sender: TObject);
114	<	begin
115	<	FIBSystemTables.TestSQL(SQLText.Lines.Text)
116	<	end;
117	<
118	<	procedure TIBRefreshSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
119	<	begin
120	<	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
121	<	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
122	<	end;
123	<
124	<	constructor TIBRefreshSQLEditorForm.Create(TheOwner: TComponent);
125	<	begin
126	<	inherited Create(TheOwner);
127	<	FIBSystemTables := TIBSystemTables.Create;
128	<	end;
129	<
130	<	destructor TIBRefreshSQLEditorForm.Destroy;
131	<	begin
132	<	if assigned(FIBSystemTables) then FIBSystemTables.Free;
133	<	inherited Destroy;
134	<	end;
135	<
136	<	procedure TIBRefreshSQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
137	<	begin
138	<	FIBSystemTables.SelectDatabase(Database,Transaction)
139	<	end;
140	<
141	<	initialization
142	<	{$I ibrefreshsqleditor.lrs}
143	<
144	<	end.
145	<
1	>	unit ibrefreshsqleditor;
2	>
3	>	{$mode objfpc}{$H+}
4	>
5	>	interface
6	>
7	>	uses
8	>	Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
9	>	StdCtrls, IBSystemTables, IBDatabase, IBCustomDataSet;
10	>
11	>	type
12	>
13	>	{ TIBRefreshSQLEditorForm }
14	>
15	>	TIBRefreshSQLEditorForm = class(TForm)
16	>	Button1: TButton;
17	>	Button2: TButton;
18	>	GenerateBtn: TButton;
19	>	GenerateParams: TCheckBox;
20	>	TestBtn: TButton;
21	>	FieldList: TListBox;
22	>	IBTransaction1: TIBTransaction;
23	>	Label1: TLabel;
24	>	Label2: TLabel;
25	>	Label3: TLabel;
26	>	Label4: TLabel;
27	>	PrimaryKeyList: TListBox;
28	>	QuoteFields: TCheckBox;
29	>	SQLText: TMemo;
30	>	TableNamesCombo: TComboBox;
31	>	procedure GenerateBtnClick(Sender: TObject);
32	>	procedure TestBtnClick(Sender: TObject);
33	>	procedure FieldListDblClick(Sender: TObject);
34	>	procedure FormShow(Sender: TObject);
35	>	procedure PrimaryKeyListDblClick(Sender: TObject);
36	>	procedure TableNamesComboCloseUp(Sender: TObject);
37	>	private
38	>	{ private declarations }
39	>	FIBSystemTables: TIBSystemTables;
40	>	public
41	>	{ public declarations }
42	>	constructor Create(TheOwner: TComponent); override;
43	>	destructor Destroy; override;
44	>	procedure SetDatabase(Database: TIBDatabase);
45	>	end;
46	>
47	>	var
48	>	IBRefreshSQLEditorForm: TIBRefreshSQLEditorForm;
49	>
50	>	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
51	>
52	>	implementation
53	>
54	>	{$R *.lfm}
55	>
56	>	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
57	>	begin
58	>	Result := false;
59	>	if assigned(DataSet) and assigned(DataSet.Database) then
60	>	try
61	>	DataSet.Database.Connected := true;
62	>	except on E: Exception do
63	>	ShowMessage(E.Message)
64	>	end;
65	>
66	>	with TIBRefreshSQLEditorForm.Create(Application) do
67	>	try
68	>	if assigned(DataSet) then
69	>	begin
70	>	SetDatabase(DataSet.Database);
71	>	GenerateParams.Checked := DataSet.GenerateParamNames;
72	>	end;
73	>	SQLText.Lines.Assign(SelectSQL);
74	>	Result := ShowModal = mrOK;
75	>	if Result then
76	>	begin
77	>	SelectSQL.Assign(SQLText.Lines);
78	>	if assigned(DataSet) then
79	>	DataSet.GenerateParamNames := GenerateParams.Checked
80	>	end;
81	>	finally
82	>	Free
83	>	end;
84	>	end;
85	>
86	>	{ TIBRefreshSQLEditorForm }
87	>
88	>	procedure TIBRefreshSQLEditorForm.FormShow(Sender: TObject);
89	>	var TableName: string;
90	>	begin
91	>	GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
92	>	TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
93	>	TableNamesCombo.Items.Clear;
94	>	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
95	>	if TableNamesCombo.Items.Count > 0 then
96	>	begin
97	>	TableNamesCombo.ItemIndex := 0;
98	>	if Trim(SQLText.Text) <> '' then
99	>	begin
100	>	FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
101	>	TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
102	>	end;
103	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
104	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
105	>	end;
106	>	end;
107	>
108	>	procedure TIBRefreshSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
109	>	begin
110	>	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
111	>	SQLText.SetFocus
112	>	end;
113	>
114	>	procedure TIBRefreshSQLEditorForm.FieldListDblClick(Sender: TObject);
115	>	begin
116	>	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
117	>	SQLText.SetFocus
118	>	end;
119	>
120	>	procedure TIBRefreshSQLEditorForm.GenerateBtnClick(Sender: TObject);
121	>	var FieldNames: TStrings;
122	>	begin
123	>	FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
124	>	try
125	>	FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,SQLText.Lines)
126	>	finally
127	>	FieldNames.Free
128	>	end;
129	>	end;
130	>
131	>	procedure TIBRefreshSQLEditorForm.TestBtnClick(Sender: TObject);
132	>	begin
133	>	FIBSystemTables.TestSQL(SQLText.Lines.Text,GenerateParams.Checked)
134	>	end;
135	>
136	>	procedure TIBRefreshSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
137	>	begin
138	>	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
139	>	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
140	>	end;
141	>
142	>	constructor TIBRefreshSQLEditorForm.Create(TheOwner: TComponent);
143	>	begin
144	>	inherited Create(TheOwner);
145	>	FIBSystemTables := TIBSystemTables.Create;
146	>	end;
147	>
148	>	destructor TIBRefreshSQLEditorForm.Destroy;
149	>	begin
150	>	if assigned(FIBSystemTables) then FIBSystemTables.Free;
151	>	inherited Destroy;
152	>	end;
153	>
154	>	procedure TIBRefreshSQLEditorForm.SetDatabase(Database: TIBDatabase);
155	>	begin
156	>	IBTransaction1.DefaultDatabase := Database;
157	>	FIBSystemTables.SelectDatabase(Database,IBTransaction1)
158	>	end;
159	>
160	>	end.
161	>

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