journaling/design/ibinsertsqleditor.pas

(*
 *  IBX For Lazarus (Firebird Express)
 *
 *  The contents of this file are subject to the Initial Developer's
 *  Public License Version 1.0 (the "License"); you may not use this
 *  file except in compliance with the License. You may obtain a copy
 *  of the License here:
 *
 *    http://www.firebirdsql.org/index.php?op=doc&id=idpl
 *
 *  Software distributed under the License is distributed on an "AS
 *  IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 *  implied. See the License for the specific language governing rights
 *  and limitations under the License.
 *
 *  The Initial Developer of the Original Code is Tony Whyman.
 *
 *  The Original Code is (C) 2011 Tony Whyman, MWA Software
 *  (http://www.mwasoftware.co.uk).
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): ______________________________________.
 *
*)

unit ibinsertsqleditor;

{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
  StdCtrls, ComCtrls, IBSystemTables, IBDatabase, IBCustomDataSet, IB;

type

  { TIBInsertSQLEditorForm }

  TIBInsertSQLEditorForm = class(TForm)
    Button1: TButton;
    Button2: TButton;
    ExecuteOnlyIndicator: TLabel;
    FieldList: TListBox;
    GenerateBtn: TButton;
    GenerateParams: TCheckBox;
    Label1: TLabel;
    Label16: TLabel;
    Label17: TLabel;
    Label18: TLabel;
    Label2: TLabel;
    PageControl: TPageControl;
    ProcedureNames: TComboBox;
    ProcInputList: TListBox;
    ProcOutputList: TListBox;
    TableNamesCombo: TComboBox;
    InsertPage: TTabSheet;
    ExecutePage: TTabSheet;
    TestBtn: TButton;
    IBTransaction1: TIBTransaction;
    Label3: TLabel;
    QuoteFields: TCheckBox;
    SQLText: TMemo;
    procedure ExecutePageShow(Sender: TObject);
    procedure GenerateBtnClick(Sender: TObject);
    procedure InsertPageShow(Sender: TObject);
    procedure ProcedureNamesCloseUp(Sender: TObject);
    procedure TestBtnClick(Sender: TObject);
    procedure FieldListDblClick(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure TableNamesComboCloseUp(Sender: TObject);
  private
    { private declarations }
    FIBSystemTables: TIBSystemTables;
  public
    { public declarations }
    constructor Create(TheOwner: TComponent); override;
    destructor Destroy; override;
    procedure SetDatabase(Database: TIBDatabase);
  end; 

var
  IBInsertSQLEditorForm: TIBInsertSQLEditorForm;

function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;

implementation

uses IBSQL;

{$R *.lfm}

 function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
begin
 Result := false;

 if assigned(DataSet) and assigned(DataSet.Database) then
    try
      DataSet.Database.Connected := true;
    except on E: Exception do
      ShowMessage(E.Message)
    end;

  with TIBInsertSQLEditorForm.Create(Application) do
  try
    if assigned(DataSet) then
    begin
      SetDatabase(DataSet.Database);
      GenerateParams.Checked := DataSet.GenerateParamNames;
    end;
    SQLText.Lines.Assign(SelectSQL);
    Result := ShowModal = mrOK;
    if Result then
    begin
     SelectSQL.Assign(SQLText.Lines);
     if assigned(DataSet) then
          DataSet.GenerateParamNames := GenerateParams.Checked
    end;
  finally
    Free
  end;
end;

{ TIBInsertSQLEditorForm }

procedure TIBInsertSQLEditorForm.FormShow(Sender: TObject);
var IsProcedureName: boolean;
    SQLType: TIBSQLStatementTypes;
begin
  GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
  TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
 if Trim(SQLText.Text) <> '' then
 begin
   try
     SQLType := FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName);
   except  end;
   if SQLType = SQLExecProcedure then
     PageControl.ActivePage := ExecutePage
   else
     PageControl.ActivePage := InsertPage;
 end
 else
   PageControl.ActivePage := InsertPage;
end;

procedure TIBInsertSQLEditorForm.FieldListDblClick(Sender: TObject);
begin
  SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
  SQLText.SetFocus
end;

procedure TIBInsertSQLEditorForm.GenerateBtnClick(Sender: TObject);
var FieldNames: TStrings;
begin
 if PageControl.ActivePage = ExecutePage then
   FIBSystemTables.GenerateExecuteSQL(ProcedureNames.Text,QuoteFields.Checked,true,
         ProcInputList.Items,ProcOutputList.Items,SQLText.Lines)
 else
 begin
  FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
  try
    FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
               FieldNames,SQLText.Lines)
  finally
    FieldNames.Free
  end;
 end;
end;

procedure TIBInsertSQLEditorForm.ExecutePageShow(Sender: TObject);
var ProcName: string;
    IsProcedureName: boolean;
begin
  FIBSystemTables.GetProcedureNames(ProcedureNames.Items,false);
  if ProcedureNames.Items.Count > 0 then
  begin
    if (FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName) = SQLExecProcedure) or IsProcedureName then
    begin
      FIBSystemTables.GetTableAndColumns(SQLText.Text,ProcName,nil);
      ProcedureNames.ItemIndex := ProcedureNames.Items.IndexOf(ProcName)
    end
    else
      ProcedureNames.ItemIndex := 0;
  end;
  ProcedureNamesCloseUp(nil);
end;

procedure TIBInsertSQLEditorForm.InsertPageShow(Sender: TObject);
var TableName: string;
begin
  TableNamesCombo.Items.Clear;
  try
  FIBSystemTables.GetTableNames(TableNamesCombo.Items);
  if TableNamesCombo.Items.Count > 0 then
  begin
    TableNamesCombo.ItemIndex := 0;
    if Trim(SQLText.Text) <> '' then
    begin
      FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
      TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
    end;
    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,true,false);
  end;
  except {ignore}
  end;
end;

procedure TIBInsertSQLEditorForm.ProcedureNamesCloseUp(Sender: TObject);
var ExecuteOnly: boolean;
begin
  FIBSystemTables.GetProcParams(ProcedureNames.Text,ExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
  ExecuteOnlyIndicator.Visible := ExecuteOnly;
end;

procedure TIBInsertSQLEditorForm.TestBtnClick(Sender: TObject);
begin
  FIBSystemTables.TestSQL(SQLText.Lines.Text,GenerateParams.Checked)
end;

procedure TIBInsertSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
begin
  FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,true,false);
end;

constructor TIBInsertSQLEditorForm.Create(TheOwner: TComponent);
begin
  inherited Create(TheOwner);
  FIBSystemTables := TIBSystemTables.Create;
end;

destructor TIBInsertSQLEditorForm.Destroy;
begin
  if assigned(FIBSystemTables) then FIBSystemTables.Free;
  inherited Destroy;
end;

procedure TIBInsertSQLEditorForm.SetDatabase(Database: TIBDatabase);
begin
  IBTransaction1.DefaultDatabase := Database;
  FIBSystemTables.SelectDatabase(Database,IBTransaction1)
end;

end.
Revision:	45
Committed:	Tue Dec 6 10:33:46 2016 UTC (8 years ago) by tony
Content type:	text/x-pascal
Original Path:	*ibx/trunk/design/ibinsertsqleditor.pas*
File size:	6966 byte(s)
Log Message:	Committing updates for Release R2-0-0
#	Content
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 ibinsertsqleditor;
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	{ TIBInsertSQLEditorForm }
40
41	TIBInsertSQLEditorForm = class(TForm)
42	Button1: TButton;
43	Button2: TButton;
44	ExecuteOnlyIndicator: TLabel;
45	FieldList: TListBox;
46	GenerateBtn: TButton;
47	GenerateParams: TCheckBox;
48	Label1: TLabel;
49	Label16: TLabel;
50	Label17: TLabel;
51	Label18: TLabel;
52	Label2: TLabel;
53	PageControl: TPageControl;
54	ProcedureNames: TComboBox;
55	ProcInputList: TListBox;
56	ProcOutputList: TListBox;
57	TableNamesCombo: TComboBox;
58	InsertPage: TTabSheet;
59	ExecutePage: TTabSheet;
60	TestBtn: TButton;
61	IBTransaction1: TIBTransaction;
62	Label3: TLabel;
63	QuoteFields: TCheckBox;
64	SQLText: TMemo;
65	procedure ExecutePageShow(Sender: TObject);
66	procedure GenerateBtnClick(Sender: TObject);
67	procedure InsertPageShow(Sender: TObject);
68	procedure ProcedureNamesCloseUp(Sender: TObject);
69	procedure TestBtnClick(Sender: TObject);
70	procedure FieldListDblClick(Sender: TObject);
71	procedure FormShow(Sender: TObject);
72	procedure TableNamesComboCloseUp(Sender: TObject);
73	private
74	{ private declarations }
75	FIBSystemTables: TIBSystemTables;
76	public
77	{ public declarations }
78	constructor Create(TheOwner: TComponent); override;
79	destructor Destroy; override;
80	procedure SetDatabase(Database: TIBDatabase);
81	end;
82
83	var
84	IBInsertSQLEditorForm: TIBInsertSQLEditorForm;
85
86	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
87
88	implementation
89
90	uses IBSQL;
91
92	{$R *.lfm}
93
94	function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
95	begin
96	Result := false;
97
98	if assigned(DataSet) and assigned(DataSet.Database) then
99	try
100	DataSet.Database.Connected := true;
101	except on E: Exception do
102	ShowMessage(E.Message)
103	end;
104
105	with TIBInsertSQLEditorForm.Create(Application) do
106	try
107	if assigned(DataSet) then
108	begin
109	SetDatabase(DataSet.Database);
110	GenerateParams.Checked := DataSet.GenerateParamNames;
111	end;
112	SQLText.Lines.Assign(SelectSQL);
113	Result := ShowModal = mrOK;
114	if Result then
115	begin
116	SelectSQL.Assign(SQLText.Lines);
117	if assigned(DataSet) then
118	DataSet.GenerateParamNames := GenerateParams.Checked
119	end;
120	finally
121	Free
122	end;
123	end;
124
125	{ TIBInsertSQLEditorForm }
126
127	procedure TIBInsertSQLEditorForm.FormShow(Sender: TObject);
128	var IsProcedureName: boolean;
129	SQLType: TIBSQLStatementTypes;
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	SQLType := FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName);
137	except end;
138	if SQLType = SQLExecProcedure then
139	PageControl.ActivePage := ExecutePage
140	else
141	PageControl.ActivePage := InsertPage;
142	end
143	else
144	PageControl.ActivePage := InsertPage;
145	end;
146
147	procedure TIBInsertSQLEditorForm.FieldListDblClick(Sender: TObject);
148	begin
149	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
150	SQLText.SetFocus
151	end;
152
153	procedure TIBInsertSQLEditorForm.GenerateBtnClick(Sender: TObject);
154	var FieldNames: TStrings;
155	begin
156	if PageControl.ActivePage = ExecutePage then
157	FIBSystemTables.GenerateExecuteSQL(ProcedureNames.Text,QuoteFields.Checked,true,
158	ProcInputList.Items,ProcOutputList.Items,SQLText.Lines)
159	else
160	begin
161	FieldNames := FIBSystemTables.GetFieldNames(FieldList);
162	try
163	FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
164	FieldNames,SQLText.Lines)
165	finally
166	FieldNames.Free
167	end;
168	end;
169	end;
170
171	procedure TIBInsertSQLEditorForm.ExecutePageShow(Sender: TObject);
172	var ProcName: string;
173	IsProcedureName: boolean;
174	begin
175	FIBSystemTables.GetProcedureNames(ProcedureNames.Items,false);
176	if ProcedureNames.Items.Count > 0 then
177	begin
178	if (FIBSystemTables.GetStatementType(SQLText.Text,IsProcedureName) = SQLExecProcedure) or IsProcedureName then
179	begin
180	FIBSystemTables.GetTableAndColumns(SQLText.Text,ProcName,nil);
181	ProcedureNames.ItemIndex := ProcedureNames.Items.IndexOf(ProcName)
182	end
183	else
184	ProcedureNames.ItemIndex := 0;
185	end;
186	ProcedureNamesCloseUp(nil);
187	end;
188
189	procedure TIBInsertSQLEditorForm.InsertPageShow(Sender: TObject);
190	var TableName: string;
191	begin
192	TableNamesCombo.Items.Clear;
193	try
194	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
195	if TableNamesCombo.Items.Count > 0 then
196	begin
197	TableNamesCombo.ItemIndex := 0;
198	if Trim(SQLText.Text) <> '' then
199	begin
200	FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
201	TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
202	end;
203	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,true,false);
204	end;
205	except {ignore}
206	end;
207	end;
208
209	procedure TIBInsertSQLEditorForm.ProcedureNamesCloseUp(Sender: TObject);
210	var ExecuteOnly: boolean;
211	begin
212	FIBSystemTables.GetProcParams(ProcedureNames.Text,ExecuteOnly,ProcInputList.Items,ProcOutputList.Items);
213	ExecuteOnlyIndicator.Visible := ExecuteOnly;
214	end;
215
216	procedure TIBInsertSQLEditorForm.TestBtnClick(Sender: TObject);
217	begin
218	FIBSystemTables.TestSQL(SQLText.Lines.Text,GenerateParams.Checked)
219	end;
220
221	procedure TIBInsertSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
222	begin
223	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,true,false);
224	end;
225
226	constructor TIBInsertSQLEditorForm.Create(TheOwner: TComponent);
227	begin
228	inherited Create(TheOwner);
229	FIBSystemTables := TIBSystemTables.Create;
230	end;
231
232	destructor TIBInsertSQLEditorForm.Destroy;
233	begin
234	if assigned(FIBSystemTables) then FIBSystemTables.Free;
235	inherited Destroy;
236	end;
237
238	procedure TIBInsertSQLEditorForm.SetDatabase(Database: TIBDatabase);
239	begin
240	IBTransaction1.DefaultDatabase := Database;
241	FIBSystemTables.SelectDatabase(Database,IBTransaction1)
242	end;
243
244	end.