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Revision 19 by tony, Mon Jul 7 13:00:15 2014 UTC vs.
Revision 45 by tony, Tue Dec 6 10:33:46 2016 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, 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 <
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}{$H+}
30 >
31 > interface
32 >
33 > uses
34 >  Classes, SysUtils, FileUtil,  Forms, Controls, Graphics, Dialogs,
35 >  StdCtrls, ComCtrls, IBSystemTables, IBDatabase, IBCustomDataSet, IB;
36 >
37 > type
38 >
39 >  { TIBSelectSQLEditorForm }
40 >
41 >  TIBSelectSQLEditorForm = class(TForm)
42 >    Button1: TButton;
43 >    Button2: TButton;
44 >    GenerateBtn: TButton;
45 >    GenerateParams: TCheckBox;
46 >    SelectProcedure: TLabel;
47 >    TestBtn: TButton;
48 >    FieldList: TListBox;
49 >    IBTransaction1: TIBTransaction;
50 >    Label1: TLabel;
51 >    Label16: TLabel;
52 >    Label17: TLabel;
53 >    Label18: TLabel;
54 >    Label2: TLabel;
55 >    Label3: TLabel;
56 >    Label4: TLabel;
57 >    PageControl: TPageControl;
58 >    PrimaryKeyList: TListBox;
59 >    ProcedureNames: TComboBox;
60 >    ProcInputList: TListBox;
61 >    ProcOutputList: TListBox;
62 >    QuoteFields: TCheckBox;
63 >    SQLText: TMemo;
64 >    TableNamesCombo: TComboBox;
65 >    SelectPage: TTabSheet;
66 >    ExecutePage: TTabSheet;
67 >    procedure GenerateBtnClick(Sender: TObject);
68 >    procedure TestBtnClick(Sender: TObject);
69 >    procedure ExecutePageShow(Sender: TObject);
70 >    procedure FieldListDblClick(Sender: TObject);
71 >    procedure FormShow(Sender: TObject);
72 >    procedure PrimaryKeyListDblClick(Sender: TObject);
73 >    procedure ProcedureNamesCloseUp(Sender: TObject);
74 >    procedure SelectPageShow(Sender: TObject);
75 >    procedure TableNamesComboCloseUp(Sender: TObject);
76 >  private
77 >    { private declarations }
78 >    FIBSystemTables: TIBSystemTables;
79 >    FExecuteOnly: boolean;
80 >  public
81 >    { public declarations }
82 >    constructor Create(TheOwner: TComponent); override;
83 >    destructor Destroy; override;
84 >    procedure SetDatabase(Database: TIBDatabase);
85 >  end;
86 >
87 >
88 > function EditSQL(DataSet: TIBCustomDataSet;  SelectSQL: TStrings): boolean;
89 >
90 > implementation
91 >
92 > {$R *.lfm}
93 >
94 > function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
95 > begin
96 >  Result := false;
97 >  if assigned(DataSet) and assigned(DataSet.Database) then
98 >    try
99 >      DataSet.Database.Connected := true;
100 >    except on E: Exception do
101 >      ShowMessage(E.Message)
102 >    end;
103 >
104 >  with TIBSelectSQLEditorForm.Create(Application) do
105 >  try
106 >    if assigned(DataSet) then
107 >    begin
108 >        SetDatabase(DataSet.Database);
109 >        GenerateParams.Checked := DataSet.GenerateParamNames;
110 >    end;
111 >    SQLText.Lines.Assign(SelectSQL);
112 >    Result := ShowModal = mrOK;
113 >    if Result then
114 >    begin
115 >     SelectSQL.Assign(SQLText.Lines);
116 >     if assigned(DataSet) then
117 >          DataSet.GenerateParamNames := GenerateParams.Checked
118 >    end;
119 >  finally
120 >    Free
121 >  end;
122 > end;
123 >
124 > { TIBSelectSQLEditorForm }
125 >
126 > procedure TIBSelectSQLEditorForm.FormShow(Sender: TObject);
127 > var IsProcedureName: boolean;
128 > begin
129 >  GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
130 >  TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
131 >  if Trim(SQLText.Text) <> '' then
132 >  begin
133 >    try
134 >      FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName);
135 >    except  end;
136 >    if IsProcedureName then
137 >      PageControl.ActivePage := ExecutePage
138 >    else
139 >      PageControl.ActivePage := SelectPage;
140 >  end
141 >  else
142 >    PageControl.ActivePage := SelectPage;
143 > end;
144 >
145 > procedure TIBSelectSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
146 > begin
147 >  SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
148 >  SQLText.SetFocus
149 > end;
150 >
151 > procedure TIBSelectSQLEditorForm.ProcedureNamesCloseUp(Sender: TObject);
152 > begin
153 >  FIBSystemTables.GetProcParams(ProcedureNames.Text,FExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
154 >  SelectProcedure.Visible := not FExecuteOnly
155 > end;
156 >
157 > procedure TIBSelectSQLEditorForm.SelectPageShow(Sender: TObject);
158 > var TableName: string;
159 > begin
160 >  TableNamesCombo.Items.Clear;
161 >  FIBSystemTables.GetTableNames(TableNamesCombo.Items);
162 >  if TableNamesCombo.Items.Count > 0 then
163 >  begin
164 >    TableNamesCombo.ItemIndex := 0;
165 >    if Trim(SQLText.Text) <> '' then
166 >    begin
167 >      FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
168 >      TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
169 >    end;
170 >    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
171 >    FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
172 >  end;
173 > end;
174 >
175 > procedure TIBSelectSQLEditorForm.FieldListDblClick(Sender: TObject);
176 > begin
177 >  SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
178 >  SQLText.SetFocus
179 > end;
180 >
181 > procedure TIBSelectSQLEditorForm.GenerateBtnClick(Sender: TObject);
182 > var FieldNames: TStrings;
183 > begin
184 >  if PageControl.ActivePage = ExecutePage then
185 >    FIBSystemTables.GenerateExecuteSQL(ProcedureNames.Text,QuoteFields.Checked,FExecuteOnly,
186 >          ProcInputList.Items,ProcOutputList.Items,SQLText.Lines)
187 >  else
188 >  begin
189 >    FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
190 >    try
191 >      FIBSystemTables.GenerateSelectSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,SQLText.Lines)
192 >    finally
193 >      FieldNames.Free
194 >    end;
195 >  end;
196 > end;
197 >
198 > procedure TIBSelectSQLEditorForm.TestBtnClick(Sender: TObject);
199 > begin
200 >  FIBSystemTables.TestSQL(SQLText.Lines.Text,GenerateParams.Checked)
201 > end;
202 >
203 > procedure TIBSelectSQLEditorForm.ExecutePageShow(Sender: TObject);
204 > var ProcName: string;
205 >    IsProcedureName: boolean;
206 > begin
207 >  FIBSystemTables.GetProcedureNames(ProcedureNames.Items,true);
208 >  if ProcedureNames.Items.Count > 0 then
209 >  begin
210 >    if (FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName) = SQLExecProcedure) or IsProcedureName then
211 >    begin
212 >      FIBSystemTables.GetTableAndColumns(SQLText.Text,ProcName,nil);
213 >      ProcedureNames.ItemIndex := ProcedureNames.Items.IndexOf(ProcName)
214 >    end
215 >    else
216 >      ProcedureNames.ItemIndex := 0;
217 >  end;
218 >  FIBSystemTables.GetProcParams(ProcedureNames.Text,FExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
219 >  SelectProcedure.Visible := not FExecuteOnly
220 > end;
221 >
222 > procedure TIBSelectSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
223 > begin
224 >  FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
225 >  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
226 > end;
227 >
228 > constructor TIBSelectSQLEditorForm.Create(TheOwner: TComponent);
229 > begin
230 >  inherited Create(TheOwner);
231 >  FIBSystemTables := TIBSystemTables.Create;
232 > end;
233 >
234 > destructor TIBSelectSQLEditorForm.Destroy;
235 > begin
236 >  if assigned(FIBSystemTables) then FIBSystemTables.Free;
237 >  inherited Destroy;
238 > end;
239 >
240 > procedure TIBSelectSQLEditorForm.SetDatabase(Database: TIBDatabase);
241 > begin
242 >  IBTransaction1.DefaultDatabase := Database;
243 >  FIBSystemTables.SelectDatabase(Database,IBTransaction1)
244 > end;
245 >
246 > end.

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