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root/public/ibx/trunk/examples/sqlparser/MainForm.pas
Revision: 21
Committed: Thu Feb 26 10:33:34 2015 UTC (9 years, 8 months ago) by tony
Content type: text/x-pascal
File size: 1377 byte(s)
Log Message:
Committing updates for Release R1-2-0

File Contents

# Content
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