trunk/design/ibdeletesqleditor.pas

unit ibdeletesqleditor;

{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
  StdCtrls, IBSystemTables, IBDatabase;

type

  { TIBDeleteSQLEditorForm }

  TIBDeleteSQLEditorForm = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    Label1: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    PrimaryKeyList: TListBox;
    QuoteFields: TCheckBox;
    SQLText: TMemo;
    TableNamesCombo: TComboBox;
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure PrimaryKeyListDblClick(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; Transaction: TIBTransaction);
  end; 

var
  IBDeleteSQLEditorForm: TIBDeleteSQLEditorForm;

function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;

implementation

function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
begin
  Result := false;
  if assigned(Database) then
  begin
    if not assigned(Transaction) then
    begin
      if not assigned(Database.DefaultTransaction)then
      begin
        ShowMessage('No Default Transaction!');
        Exit
      end;
      Transaction := Database.DefaultTransaction
    end;

    Database.Connected := true;
  end;

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

{ TIBDeleteSQLEditorForm }

procedure TIBDeleteSQLEditorForm.FormShow(Sender: TObject);
begin
  TableNamesCombo.Items.Clear;
  FIBSystemTables.GetTableNames(TableNamesCombo.Items);
  if TableNamesCombo.Items.Count > 0 then
  begin
    TableNamesCombo.ItemIndex := 0;
    FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
  end;
end;

procedure TIBDeleteSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
begin
  SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
  SQLText.SetFocus
end;

procedure TIBDeleteSQLEditorForm.Button3Click(Sender: TObject);
begin
  FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines)
end;

procedure TIBDeleteSQLEditorForm.Button4Click(Sender: TObject);
begin
  FIBSystemTables.TestSQL(SQLText.Lines.Text)
end;

procedure TIBDeleteSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
begin
  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
end;

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

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

procedure TIBDeleteSQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
begin
  FIBSystemTables.SelectDatabase(Database,Transaction)
end;

initialization
  {$I ibdeletesqleditor.lrs}

end.

Revision:	5
Committed:	Fri Feb 18 16:26:16 2011 UTC (13 years, 9 months ago) by tony
Content type:	text/x-pascal
File size:	3411 byte(s)
Log Message:	Committing updates for Release pre-release
#	Content
1	unit ibdeletesqleditor;
2
3	{$mode objfpc}{$H+}
4
5	interface
6
7	uses
8	Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
9	StdCtrls, IBSystemTables, IBDatabase;
10
11	type
12
13	{ TIBDeleteSQLEditorForm }
14
15	TIBDeleteSQLEditorForm = class(TForm)
16	Button1: TButton;
17	Button2: TButton;
18	Button3: TButton;
19	Button4: TButton;
20	Label1: TLabel;
21	Label3: TLabel;
22	Label4: TLabel;
23	PrimaryKeyList: TListBox;
24	QuoteFields: TCheckBox;
25	SQLText: TMemo;
26	TableNamesCombo: TComboBox;
27	procedure Button3Click(Sender: TObject);
28	procedure Button4Click(Sender: TObject);
29	procedure FormShow(Sender: TObject);
30	procedure PrimaryKeyListDblClick(Sender: TObject);
31	procedure TableNamesComboCloseUp(Sender: TObject);
32	private
33	{ private declarations }
34	FIBSystemTables: TIBSystemTables;
35	public
36	{ public declarations }
37	constructor Create(TheOwner: TComponent); override;
38	destructor Destroy; override;
39	procedure SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
40	end;
41
42	var
43	IBDeleteSQLEditorForm: TIBDeleteSQLEditorForm;
44
45	function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
46
47	implementation
48
49	function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
50	begin
51	Result := false;
52	if assigned(Database) then
53	begin
54	if not assigned(Transaction) then
55	begin
56	if not assigned(Database.DefaultTransaction)then
57	begin
58	ShowMessage('No Default Transaction!');
59	Exit
60	end;
61	Transaction := Database.DefaultTransaction
62	end;
63
64	Database.Connected := true;
65	end;
66
67	with TIBDeleteSQLEditorForm.Create(Application) do
68	try
69	SetDatabase(Database,Transaction);
70	SQLText.Lines.Assign(SelectSQL);
71	Result := ShowModal = mrOK;
72	if Result then
73	SelectSQL.Assign(SQLText.Lines)
74	finally
75	Free
76	end;
77	end;
78
79	{ TIBDeleteSQLEditorForm }
80
81	procedure TIBDeleteSQLEditorForm.FormShow(Sender: TObject);
82	begin
83	TableNamesCombo.Items.Clear;
84	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
85	if TableNamesCombo.Items.Count > 0 then
86	begin
87	TableNamesCombo.ItemIndex := 0;
88	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
89	end;
90	end;
91
92	procedure TIBDeleteSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
93	begin
94	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
95	SQLText.SetFocus
96	end;
97
98	procedure TIBDeleteSQLEditorForm.Button3Click(Sender: TObject);
99	begin
100	FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines)
101	end;
102
103	procedure TIBDeleteSQLEditorForm.Button4Click(Sender: TObject);
104	begin
105	FIBSystemTables.TestSQL(SQLText.Lines.Text)
106	end;
107
108	procedure TIBDeleteSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
109	begin
110	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
111	end;
112
113	constructor TIBDeleteSQLEditorForm.Create(TheOwner: TComponent);
114	begin
115	inherited Create(TheOwner);
116	FIBSystemTables := TIBSystemTables.Create;
117	end;
118
119	destructor TIBDeleteSQLEditorForm.Destroy;
120	begin
121	if assigned(FIBSystemTables) then FIBSystemTables.Free;
122	inherited Destroy;
123	end;
124
125	procedure TIBDeleteSQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
126	begin
127	FIBSystemTables.SelectDatabase(Database,Transaction)
128	end;
129
130	initialization
131	{$I ibdeletesqleditor.lrs}
132
133	end.
134