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Comparing ibx/trunk/design/ibselectsqleditor.pas (file contents):
Revision 6 by tony, Fri Feb 18 16:26:16 2011 UTC vs.
Revision 7 by tony, Sun Aug 5 18:28:19 2012 UTC

# Line 1 | Line 1
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 ibselectsqleditor;
28  
29   {$mode objfpc}{$H+}
# Line 5 | Line 31 | unit ibselectsqleditor;
31   interface
32  
33   uses
34 <  Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
35 <  StdCtrls, IBSystemTables, IBDatabase;
34 >  Classes, SysUtils, FileUtil,  Forms, Controls, Graphics, Dialogs,
35 >  StdCtrls, ComCtrls, IBSystemTables, IBDatabase;
36  
37   type
38  
# Line 15 | Line 41 | type
41    TIBSelectSQLEditorForm = class(TForm)
42      Button1: TButton;
43      Button2: TButton;
44 <    Button3: TButton;
45 <    Button4: TButton;
44 >    GenerateBtn: TButton;
45 >    SelectProcedure: TLabel;
46 >    TestBtn: TButton;
47      FieldList: TListBox;
48 +    IBTransaction1: TIBTransaction;
49      Label1: TLabel;
50 +    Label16: TLabel;
51 +    Label17: TLabel;
52 +    Label18: TLabel;
53      Label2: TLabel;
54      Label3: TLabel;
55      Label4: TLabel;
56 +    PageControl: TPageControl;
57      PrimaryKeyList: TListBox;
58 +    ProcedureNames: TComboBox;
59 +    ProcInputList: TListBox;
60 +    ProcOutputList: TListBox;
61      QuoteFields: TCheckBox;
62      SQLText: TMemo;
63      TableNamesCombo: TComboBox;
64 <    procedure Button3Click(Sender: TObject);
65 <    procedure Button4Click(Sender: TObject);
64 >    SelectPage: TTabSheet;
65 >    ExecutePage: TTabSheet;
66 >    procedure GenerateBtnClick(Sender: TObject);
67 >    procedure TestBtnClick(Sender: TObject);
68 >    procedure ExecutePageShow(Sender: TObject);
69      procedure FieldListDblClick(Sender: TObject);
70      procedure FormShow(Sender: TObject);
71      procedure PrimaryKeyListDblClick(Sender: TObject);
72 +    procedure ProcedureNamesCloseUp(Sender: TObject);
73 +    procedure SelectPageShow(Sender: TObject);
74      procedure TableNamesComboCloseUp(Sender: TObject);
75    private
76      { private declarations }
77      FIBSystemTables: TIBSystemTables;
78 +    FExecuteOnly: boolean;
79    public
80      { public declarations }
81      constructor Create(TheOwner: TComponent); override;
82      destructor Destroy; override;
83 <    procedure SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
83 >    procedure SetDatabase(Database: TIBDatabase);
84    end;
85  
86   var
87    IBSelectSQLEditorForm: TIBSelectSQLEditorForm;
88  
89 < function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
89 > function EditSQL(Database: TIBDatabase;  SelectSQL: TStrings): boolean;
90  
91   implementation
92  
93 < function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
93 > uses IBSQL;
94 >
95 > {$R *.lfm}
96 >
97 > function EditSQL(Database: TIBDatabase;  SelectSQL: TStrings): boolean;
98   begin
99    Result := false;
100    if assigned(Database) then
101 <  begin
102 <    if not assigned(Transaction) then
103 <    begin
104 <      if not assigned(Database.DefaultTransaction)then
60 <      begin
61 <        ShowMessage('No Default Transaction!');
62 <        Exit
63 <      end;
64 <      Transaction := Database.DefaultTransaction
101 >    try
102 >      Database.Connected := true;
103 >    except on E: Exception do
104 >      ShowMessage(E.Message)
105      end;
106  
67 –    Database.Connected := true;
68 –  end;
69 –
107    with TIBSelectSQLEditorForm.Create(Application) do
108    try
109 <    SetDatabase(Database,Transaction);
109 >    SetDatabase(Database);
110      SQLText.Lines.Assign(SelectSQL);
111      Result := ShowModal = mrOK;
112      if Result then
# Line 82 | Line 119 | end;
119   { TIBSelectSQLEditorForm }
120  
121   procedure TIBSelectSQLEditorForm.FormShow(Sender: TObject);
122 + var IsProcedureName: boolean;
123 + begin
124 +  GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
125 +  TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
126 +  if Trim(SQLText.Text) <> '' then
127 +  begin
128 +    try
129 +      FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName);
130 +    except  end;
131 +    if IsProcedureName then
132 +      PageControl.ActivePage := ExecutePage
133 +    else
134 +      PageControl.ActivePage := SelectPage;
135 +  end
136 +  else
137 +    PageControl.ActivePage := SelectPage;
138 + end;
139 +
140 + procedure TIBSelectSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
141 + begin
142 +  SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
143 +  SQLText.SetFocus
144 + end;
145 +
146 + procedure TIBSelectSQLEditorForm.ProcedureNamesCloseUp(Sender: TObject);
147 + begin
148 +  FIBSystemTables.GetProcParams(ProcedureNames.Text,FExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
149 +  SelectProcedure.Visible := not FExecuteOnly
150 + end;
151 +
152 + procedure TIBSelectSQLEditorForm.SelectPageShow(Sender: TObject);
153 + var TableName: string;
154   begin
155    TableNamesCombo.Items.Clear;
156    FIBSystemTables.GetTableNames(TableNamesCombo.Items);
157    if TableNamesCombo.Items.Count > 0 then
158    begin
159      TableNamesCombo.ItemIndex := 0;
160 +    if Trim(SQLText.Text) <> '' then
161 +    begin
162 +      FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
163 +      TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
164 +    end;
165      FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
166      FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
167    end;
168   end;
169  
96 – procedure TIBSelectSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
97 – begin
98 –  SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
99 –  SQLText.SetFocus
100 – end;
101 –
170   procedure TIBSelectSQLEditorForm.FieldListDblClick(Sender: TObject);
171   begin
172    SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
173    SQLText.SetFocus
174   end;
175  
176 < procedure TIBSelectSQLEditorForm.Button3Click(Sender: TObject);
176 > procedure TIBSelectSQLEditorForm.GenerateBtnClick(Sender: TObject);
177 > var FieldNames: TStrings;
178   begin
179 <  FIBSystemTables.GenerateSelectSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines)
179 >  if PageControl.ActivePage = ExecutePage then
180 >    FIBSystemTables.GenerateExecuteSQL(ProcedureNames.Text,QuoteFields.Checked,FExecuteOnly,
181 >          ProcInputList.Items,ProcOutputList.Items,SQLText.Lines)
182 >  else
183 >  begin
184 >    FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
185 >    try
186 >      FIBSystemTables.GenerateSelectSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,SQLText.Lines)
187 >    finally
188 >      FieldNames.Free
189 >    end;
190 >  end;
191   end;
192  
193 < procedure TIBSelectSQLEditorForm.Button4Click(Sender: TObject);
193 > procedure TIBSelectSQLEditorForm.TestBtnClick(Sender: TObject);
194   begin
195    FIBSystemTables.TestSQL(SQLText.Lines.Text)
196   end;
197  
198 + procedure TIBSelectSQLEditorForm.ExecutePageShow(Sender: TObject);
199 + var ProcName: string;
200 +    IsProcedureName: boolean;
201 + begin
202 +  FIBSystemTables.GetProcedureNames(ProcedureNames.Items,true);
203 +  if ProcedureNames.Items.Count > 0 then
204 +  begin
205 +    if (FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName) = SQLExecProcedure) or IsProcedureName then
206 +    begin
207 +      FIBSystemTables.GetTableAndColumns(SQLText.Text,ProcName,nil);
208 +      ProcedureNames.ItemIndex := ProcedureNames.Items.IndexOf(ProcName)
209 +    end
210 +    else
211 +      ProcedureNames.ItemIndex := 0;
212 +  end;
213 +  FIBSystemTables.GetProcParams(ProcedureNames.Text,FExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
214 +  SelectProcedure.Visible := not FExecuteOnly
215 + end;
216 +
217   procedure TIBSelectSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
218   begin
219    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
# Line 133 | Line 232 | begin
232    inherited Destroy;
233   end;
234  
235 < procedure TIBSelectSQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
235 > procedure TIBSelectSQLEditorForm.SetDatabase(Database: TIBDatabase);
236   begin
237 <  FIBSystemTables.SelectDatabase(Database,Transaction)
237 >  IBTransaction1.DefaultDatabase := Database;
238 >  FIBSystemTables.SelectDatabase(Database,IBTransaction1)
239   end;
240  
141 – initialization
142 –  {$I ibselectsqleditor.lrs}
143 –
241   end.
242  

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