1 |
unit MainForm; |
2 |
|
3 |
{$mode objfpc}{$H+} |
4 |
|
5 |
interface |
6 |
|
7 |
uses |
8 |
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, StdCtrls, |
9 |
ExtCtrls; |
10 |
|
11 |
type |
12 |
|
13 |
{ TForm1 } |
14 |
|
15 |
TForm1 = class(TForm) |
16 |
HavingAllUnions: TCheckBox; |
17 |
Button1: TButton; |
18 |
WhereAllUnions: TCheckBox; |
19 |
WhereCondition: TEdit; |
20 |
HavingCondition: TEdit; |
21 |
HavingConditionType: TRadioGroup; |
22 |
OrderBy: TEdit; |
23 |
Label1: TLabel; |
24 |
Label2: TLabel; |
25 |
Label3: TLabel; |
26 |
Label4: TLabel; |
27 |
Label5: TLabel; |
28 |
OriginalSQL: TMemo; |
29 |
GeneratedSQL: TMemo; |
30 |
WhereConditionType: TRadioGroup; |
31 |
procedure Button1Click(Sender: TObject); |
32 |
private |
33 |
{ private declarations } |
34 |
public |
35 |
{ public declarations } |
36 |
end; |
37 |
|
38 |
var |
39 |
Form1: TForm1; |
40 |
|
41 |
implementation |
42 |
|
43 |
{$R *.lfm} |
44 |
|
45 |
uses IBSQLParser; |
46 |
|
47 |
{ TForm1 } |
48 |
|
49 |
procedure TForm1.Button1Click(Sender: TObject); |
50 |
var Parser: TSelectSQLParser; |
51 |
begin |
52 |
Parser := TSelectSQLParser.Create(nil,OriginalSQL.Lines); |
53 |
try |
54 |
if WhereCondition.Text <> '' then |
55 |
Parser.Add2WhereClause(WhereCondition.Text,WhereConditionType.ItemIndex <> 0,WhereAllUnions.Checked); |
56 |
if HavingCondition.Text <> '' then |
57 |
Parser.Add2HavingClause(HavingCondition.Text,HavingConditionType.ItemIndex <> 0,HavingAllUnions.Checked); |
58 |
if OrderBy.Text <> ''then |
59 |
Parser.OrderByClause := OrderBy.Text; |
60 |
GeneratedSQL.Lines.Text := Parser.SQLText |
61 |
finally |
62 |
end; |
63 |
end; |
64 |
|
65 |
end. |
66 |
|