trunk/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, IBSystemTables, IBDatabase;

type

  { TIBInsertSQLEditorForm }

  TIBInsertSQLEditorForm = class(TForm)
    Button1: TButton;
    Button2: TButton;
    GenerateBtn: TButton;
    TestBtn: TButton;
    FieldList: TListBox;
    IBTransaction1: TIBTransaction;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    QuoteFields: TCheckBox;
    SQLText: TMemo;
    TableNamesCombo: TComboBox;
    procedure GenerateBtnClick(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(Database: TIBDatabase; SelectSQL: TStrings): boolean;

implementation

{$R *.lfm}

function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean;
begin
 Result := false;

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

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

{ TIBInsertSQLEditorForm }

procedure TIBInsertSQLEditorForm.FormShow(Sender: TObject);
var TableName: string;
begin
  GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
  TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
  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.FieldListDblClick(Sender: TObject);
begin
  SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
  SQLText.SetFocus
end;

procedure TIBInsertSQLEditorForm.GenerateBtnClick(Sender: TObject);
var FieldNames: TStrings;
begin
  FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
  try
    FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
               FieldNames,SQLText.Lines)
  finally
    FieldNames.Free
  end;
end;

procedure TIBInsertSQLEditorForm.TestBtnClick(Sender: TObject);
begin
  FIBSystemTables.TestSQL(SQLText.Lines.Text)
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:	17
Committed:	Sat Dec 28 19:22:24 2013 UTC (10 years, 10 months ago) by tony
Content type:	text/x-pascal
File size:	4786 byte(s)
Log Message:	Committing updates for Release R1-0-5
#	User	Rev	Content
1	tony	17	(*
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, IBSystemTables, IBDatabase;
36
37			type
38
39			{ TIBInsertSQLEditorForm }
40
41			TIBInsertSQLEditorForm = class(TForm)
42			Button1: TButton;
43			Button2: TButton;
44			GenerateBtn: TButton;
45			TestBtn: TButton;
46			FieldList: TListBox;
47			IBTransaction1: TIBTransaction;
48			Label1: TLabel;
49			Label2: TLabel;
50			Label3: TLabel;
51			QuoteFields: TCheckBox;
52			SQLText: TMemo;
53			TableNamesCombo: TComboBox;
54			procedure GenerateBtnClick(Sender: TObject);
55			procedure TestBtnClick(Sender: TObject);
56			procedure FieldListDblClick(Sender: TObject);
57			procedure FormShow(Sender: TObject);
58			procedure TableNamesComboCloseUp(Sender: TObject);
59			private
60			{ private declarations }
61			FIBSystemTables: TIBSystemTables;
62			public
63			{ public declarations }
64			constructor Create(TheOwner: TComponent); override;
65			destructor Destroy; override;
66			procedure SetDatabase(Database: TIBDatabase);
67			end;
68
69			var
70			IBInsertSQLEditorForm: TIBInsertSQLEditorForm;
71
72			function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean;
73
74			implementation
75
76			{$R *.lfm}
77
78			function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean;
79			begin
80			Result := false;
81
82			if assigned(Database) then
83			try
84			Database.Connected := true;
85			except on E: Exception do
86			ShowMessage(E.Message)
87			end;
88
89			with TIBInsertSQLEditorForm.Create(Application) do
90			try
91			SetDatabase(Database);
92			SQLText.Lines.Assign(SelectSQL);
93			Result := ShowModal = mrOK;
94			if Result then
95			SelectSQL.Assign(SQLText.Lines)
96			finally
97			Free
98			end;
99			end;
100
101			{ TIBInsertSQLEditorForm }
102
103			procedure TIBInsertSQLEditorForm.FormShow(Sender: TObject);
104			var TableName: string;
105			begin
106			GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
107			TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
108			TableNamesCombo.Items.Clear;
109			try
110			FIBSystemTables.GetTableNames(TableNamesCombo.Items);
111			if TableNamesCombo.Items.Count > 0 then
112			begin
113			TableNamesCombo.ItemIndex := 0;
114			if Trim(SQLText.Text) <> '' then
115			begin
116			FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
117			TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
118			end;
119			FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,true,false);
120			end;
121			except {ignore}
122			end;
123			end;
124
125			procedure TIBInsertSQLEditorForm.FieldListDblClick(Sender: TObject);
126			begin
127			SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
128			SQLText.SetFocus
129			end;
130
131			procedure TIBInsertSQLEditorForm.GenerateBtnClick(Sender: TObject);
132			var FieldNames: TStrings;
133			begin
134			FieldNames := FIBSystemTables.GetFieldNames(FieldList);
135			try
136			FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
137			FieldNames,SQLText.Lines)
138			finally
139			FieldNames.Free
140			end;
141			end;
142
143			procedure TIBInsertSQLEditorForm.TestBtnClick(Sender: TObject);
144			begin
145			FIBSystemTables.TestSQL(SQLText.Lines.Text)
146			end;
147
148			procedure TIBInsertSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
149			begin
150			FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,true,false);
151			end;
152
153			constructor TIBInsertSQLEditorForm.Create(TheOwner: TComponent);
154			begin
155			inherited Create(TheOwner);
156			FIBSystemTables := TIBSystemTables.Create;
157			end;
158
159			destructor TIBInsertSQLEditorForm.Destroy;
160			begin
161			if assigned(FIBSystemTables) then FIBSystemTables.Free;
162			inherited Destroy;
163			end;
164
165			procedure TIBInsertSQLEditorForm.SetDatabase(Database: TIBDatabase);
166			begin
167			IBTransaction1.DefaultDatabase := Database;
168			FIBSystemTables.SelectDatabase(Database,IBTransaction1)
169			end;
170
171			end.
172