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Revision 7 by tony, Sun Aug 5 18:28:19 2012 UTC vs.
Revision 19 by tony, Mon Jul 7 13:00:15 2014 UTC

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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+}
30 <
31 < interface
32 <
33 < uses
34 <  Classes, SysUtils, FileUtil,  Forms, Controls, Graphics, Dialogs,
35 <  StdCtrls, ComCtrls, IBSystemTables, IBDatabase;
36 <
37 < type
38 <
39 <  { TIBSelectSQLEditorForm }
40 <
41 <  TIBSelectSQLEditorForm = class(TForm)
42 <    Button1: TButton;
43 <    Button2: 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 <    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);
84 <  end;
85 <
86 < var
87 <  IBSelectSQLEditorForm: TIBSelectSQLEditorForm;
88 <
89 < function EditSQL(Database: TIBDatabase;  SelectSQL: TStrings): boolean;
90 <
91 < implementation
92 <
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 <    try
102 <      Database.Connected := true;
103 <    except on E: Exception do
104 <      ShowMessage(E.Message)
105 <    end;
106 <
107 <  with TIBSelectSQLEditorForm.Create(Application) do
108 <  try
109 <    SetDatabase(Database);
110 <    SQLText.Lines.Assign(SelectSQL);
111 <    Result := ShowModal = mrOK;
112 <    if Result then
113 <     SelectSQL.Assign(SQLText.Lines)
114 <  finally
115 <    Free
116 <  end;
117 < end;
118 <
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 <
170 < procedure TIBSelectSQLEditorForm.FieldListDblClick(Sender: TObject);
171 < begin
172 <  SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
173 <  SQLText.SetFocus
174 < end;
175 <
176 < procedure TIBSelectSQLEditorForm.GenerateBtnClick(Sender: TObject);
177 < var FieldNames: TStrings;
178 < begin
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.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);
220 <  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
221 < end;
222 <
223 < constructor TIBSelectSQLEditorForm.Create(TheOwner: TComponent);
224 < begin
225 <  inherited Create(TheOwner);
226 <  FIBSystemTables := TIBSystemTables.Create;
227 < end;
228 <
229 < destructor TIBSelectSQLEditorForm.Destroy;
230 < begin
231 <  if assigned(FIBSystemTables) then FIBSystemTables.Free;
232 <  inherited Destroy;
233 < end;
234 <
235 < procedure TIBSelectSQLEditorForm.SetDatabase(Database: TIBDatabase);
236 < begin
237 <  IBTransaction1.DefaultDatabase := Database;
238 <  FIBSystemTables.SelectDatabase(Database,IBTransaction1)
239 < end;
240 <
241 < end.
242 <
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}{$H+}
30 >
31 > interface
32 >
33 > uses
34 >  Classes, SysUtils, FileUtil,  Forms, Controls, Graphics, Dialogs,
35 >  StdCtrls, ComCtrls, IBSystemTables, IBDatabase, IBCustomDataSet;
36 >
37 > type
38 >
39 >  { TIBSelectSQLEditorForm }
40 >
41 >  TIBSelectSQLEditorForm = class(TForm)
42 >    Button1: TButton;
43 >    Button2: TButton;
44 >    GenerateBtn: TButton;
45 >    GenerateParams: TCheckBox;
46 >    SelectProcedure: TLabel;
47 >    TestBtn: TButton;
48 >    FieldList: TListBox;
49 >    IBTransaction1: TIBTransaction;
50 >    Label1: TLabel;
51 >    Label16: TLabel;
52 >    Label17: TLabel;
53 >    Label18: TLabel;
54 >    Label2: TLabel;
55 >    Label3: TLabel;
56 >    Label4: TLabel;
57 >    PageControl: TPageControl;
58 >    PrimaryKeyList: TListBox;
59 >    ProcedureNames: TComboBox;
60 >    ProcInputList: TListBox;
61 >    ProcOutputList: TListBox;
62 >    QuoteFields: TCheckBox;
63 >    SQLText: TMemo;
64 >    TableNamesCombo: TComboBox;
65 >    SelectPage: TTabSheet;
66 >    ExecutePage: TTabSheet;
67 >    procedure GenerateBtnClick(Sender: TObject);
68 >    procedure TestBtnClick(Sender: TObject);
69 >    procedure ExecutePageShow(Sender: TObject);
70 >    procedure FieldListDblClick(Sender: TObject);
71 >    procedure FormShow(Sender: TObject);
72 >    procedure PrimaryKeyListDblClick(Sender: TObject);
73 >    procedure ProcedureNamesCloseUp(Sender: TObject);
74 >    procedure SelectPageShow(Sender: TObject);
75 >    procedure TableNamesComboCloseUp(Sender: TObject);
76 >  private
77 >    { private declarations }
78 >    FIBSystemTables: TIBSystemTables;
79 >    FExecuteOnly: boolean;
80 >  public
81 >    { public declarations }
82 >    constructor Create(TheOwner: TComponent); override;
83 >    destructor Destroy; override;
84 >    procedure SetDatabase(Database: TIBDatabase);
85 >  end;
86 >
87 >
88 > function EditSQL(DataSet: TIBCustomDataSet;  SelectSQL: TStrings): boolean;
89 >
90 > implementation
91 >
92 > uses IBSQL;
93 >
94 > {$R *.lfm}
95 >
96 > function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
97 > begin
98 >  Result := false;
99 >  if assigned(DataSet) and assigned(DataSet.Database) then
100 >    try
101 >      DataSet.Database.Connected := true;
102 >    except on E: Exception do
103 >      ShowMessage(E.Message)
104 >    end;
105 >
106 >  with TIBSelectSQLEditorForm.Create(Application) do
107 >  try
108 >    if assigned(DataSet) then
109 >    begin
110 >        SetDatabase(DataSet.Database);
111 >        GenerateParams.Checked := DataSet.GenerateParamNames;
112 >    end;
113 >    SQLText.Lines.Assign(SelectSQL);
114 >    Result := ShowModal = mrOK;
115 >    if Result then
116 >    begin
117 >     SelectSQL.Assign(SQLText.Lines);
118 >     if assigned(DataSet) then
119 >          DataSet.GenerateParamNames := GenerateParams.Checked
120 >    end;
121 >  finally
122 >    Free
123 >  end;
124 > end;
125 >
126 > { TIBSelectSQLEditorForm }
127 >
128 > procedure TIBSelectSQLEditorForm.FormShow(Sender: TObject);
129 > var IsProcedureName: boolean;
130 > begin
131 >  GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
132 >  TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
133 >  if Trim(SQLText.Text) <> '' then
134 >  begin
135 >    try
136 >      FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName);
137 >    except  end;
138 >    if IsProcedureName then
139 >      PageControl.ActivePage := ExecutePage
140 >    else
141 >      PageControl.ActivePage := SelectPage;
142 >  end
143 >  else
144 >    PageControl.ActivePage := SelectPage;
145 > end;
146 >
147 > procedure TIBSelectSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
148 > begin
149 >  SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
150 >  SQLText.SetFocus
151 > end;
152 >
153 > procedure TIBSelectSQLEditorForm.ProcedureNamesCloseUp(Sender: TObject);
154 > begin
155 >  FIBSystemTables.GetProcParams(ProcedureNames.Text,FExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
156 >  SelectProcedure.Visible := not FExecuteOnly
157 > end;
158 >
159 > procedure TIBSelectSQLEditorForm.SelectPageShow(Sender: TObject);
160 > var TableName: string;
161 > begin
162 >  TableNamesCombo.Items.Clear;
163 >  FIBSystemTables.GetTableNames(TableNamesCombo.Items);
164 >  if TableNamesCombo.Items.Count > 0 then
165 >  begin
166 >    TableNamesCombo.ItemIndex := 0;
167 >    if Trim(SQLText.Text) <> '' then
168 >    begin
169 >      FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
170 >      TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
171 >    end;
172 >    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
173 >    FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
174 >  end;
175 > end;
176 >
177 > procedure TIBSelectSQLEditorForm.FieldListDblClick(Sender: TObject);
178 > begin
179 >  SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
180 >  SQLText.SetFocus
181 > end;
182 >
183 > procedure TIBSelectSQLEditorForm.GenerateBtnClick(Sender: TObject);
184 > var FieldNames: TStrings;
185 > begin
186 >  if PageControl.ActivePage = ExecutePage then
187 >    FIBSystemTables.GenerateExecuteSQL(ProcedureNames.Text,QuoteFields.Checked,FExecuteOnly,
188 >          ProcInputList.Items,ProcOutputList.Items,SQLText.Lines)
189 >  else
190 >  begin
191 >    FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
192 >    try
193 >      FIBSystemTables.GenerateSelectSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,SQLText.Lines)
194 >    finally
195 >      FieldNames.Free
196 >    end;
197 >  end;
198 > end;
199 >
200 > procedure TIBSelectSQLEditorForm.TestBtnClick(Sender: TObject);
201 > begin
202 >  FIBSystemTables.TestSQL(SQLText.Lines.Text,GenerateParams.Checked)
203 > end;
204 >
205 > procedure TIBSelectSQLEditorForm.ExecutePageShow(Sender: TObject);
206 > var ProcName: string;
207 >    IsProcedureName: boolean;
208 > begin
209 >  FIBSystemTables.GetProcedureNames(ProcedureNames.Items,true);
210 >  if ProcedureNames.Items.Count > 0 then
211 >  begin
212 >    if (FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName) = SQLExecProcedure) or IsProcedureName then
213 >    begin
214 >      FIBSystemTables.GetTableAndColumns(SQLText.Text,ProcName,nil);
215 >      ProcedureNames.ItemIndex := ProcedureNames.Items.IndexOf(ProcName)
216 >    end
217 >    else
218 >      ProcedureNames.ItemIndex := 0;
219 >  end;
220 >  FIBSystemTables.GetProcParams(ProcedureNames.Text,FExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
221 >  SelectProcedure.Visible := not FExecuteOnly
222 > end;
223 >
224 > procedure TIBSelectSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
225 > begin
226 >  FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
227 >  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
228 > end;
229 >
230 > constructor TIBSelectSQLEditorForm.Create(TheOwner: TComponent);
231 > begin
232 >  inherited Create(TheOwner);
233 >  FIBSystemTables := TIBSystemTables.Create;
234 > end;
235 >
236 > destructor TIBSelectSQLEditorForm.Destroy;
237 > begin
238 >  if assigned(FIBSystemTables) then FIBSystemTables.Free;
239 >  inherited Destroy;
240 > end;
241 >
242 > procedure TIBSelectSQLEditorForm.SetDatabase(Database: TIBDatabase);
243 > begin
244 >  IBTransaction1.DefaultDatabase := Database;
245 >  FIBSystemTables.SelectDatabase(Database,IBTransaction1)
246 > end;
247 >
248 > end.
249 >

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