trunk/design/ibmodifysqleditor.pas

unit ibmodifysqleditor;

{$mode objfpc}{$H+}

interface

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

type

  { TIBModifySQLEditorForm }

  TIBModifySQLEditorForm = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    FieldList: TListBox;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    PrimaryKeyList: TListBox;
    QuoteFields: TCheckBox;
    SQLText: TMemo;
    TableNamesCombo: TComboBox;
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure FieldListDblClick(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
  IBModifySQLEditorForm: TIBModifySQLEditorForm;

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 TIBModifySQLEditorForm.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;

{ TIBModifySQLEditorForm }

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

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

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

procedure TIBModifySQLEditorForm.Button3Click(Sender: TObject);
var FieldNames: TStringList;
    I: integer;
begin
  if FieldList.SelCount = 0 then
    FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
               FieldList.Items,SQLText.Lines)
  else
  begin
    FieldNames := TStringList.Create;
    try
      for I := 0 to FieldList.Items.Count - 1 do
        if FieldList.Selected[I] then
          FieldNames.Add(FieldList.Items[I]);
      FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
               FieldNames,SQLText.Lines)
    finally
      FieldNames.Free
    end;
  end;
end;

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

procedure TIBModifySQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
begin
  FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,false);
  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
end;

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

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

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

initialization
  {$I ibmodifysqleditor.lrs}

end.

Revision:	5
Committed:	Fri Feb 18 16:26:16 2011 UTC (13 years, 10 months ago) by tony
Content type:	text/x-pascal
File size:	4300 byte(s)
Log Message:	Committing updates for Release pre-release
#	Content
1	unit ibmodifysqleditor;
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	{ TIBModifySQLEditorForm }
14
15	TIBModifySQLEditorForm = class(TForm)
16	Button1: TButton;
17	Button2: TButton;
18	Button3: TButton;
19	Button4: TButton;
20	FieldList: TListBox;
21	Label1: TLabel;
22	Label2: TLabel;
23	Label3: TLabel;
24	Label4: TLabel;
25	PrimaryKeyList: TListBox;
26	QuoteFields: TCheckBox;
27	SQLText: TMemo;
28	TableNamesCombo: TComboBox;
29	procedure Button3Click(Sender: TObject);
30	procedure Button4Click(Sender: TObject);
31	procedure FieldListDblClick(Sender: TObject);
32	procedure FormShow(Sender: TObject);
33	procedure PrimaryKeyListDblClick(Sender: TObject);
34	procedure TableNamesComboCloseUp(Sender: TObject);
35	private
36	{ private declarations }
37	FIBSystemTables: TIBSystemTables;
38	public
39	{ public declarations }
40	constructor Create(TheOwner: TComponent); override;
41	destructor Destroy; override;
42	procedure SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
43	end;
44
45	var
46	IBModifySQLEditorForm: TIBModifySQLEditorForm;
47
48	function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
49
50	implementation
51
52	function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
53	begin
54	Result := false;
55	if assigned(Database) then
56	begin
57	if not assigned(Transaction) then
58	begin
59	if not assigned(Database.DefaultTransaction)then
60	begin
61	ShowMessage('No Default Transaction!');
62	Exit
63	end;
64	Transaction := Database.DefaultTransaction
65	end;
66
67	Database.Connected := true;
68	end;
69
70	with TIBModifySQLEditorForm.Create(Application) do
71	try
72	SetDatabase(Database,Transaction);
73	SQLText.Lines.Assign(SelectSQL);
74	Result := ShowModal = mrOK;
75	if Result then
76	SelectSQL.Assign(SQLText.Lines)
77	finally
78	Free
79	end;
80	end;
81
82	{ TIBModifySQLEditorForm }
83
84	procedure TIBModifySQLEditorForm.FormShow(Sender: TObject);
85	begin
86	TableNamesCombo.Items.Clear;
87	FIBSystemTables.GetTableNames(TableNamesCombo.Items);
88	if TableNamesCombo.Items.Count > 0 then
89	begin
90	TableNamesCombo.ItemIndex := 0;
91	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,false);
92	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
93	end;
94	end;
95
96	procedure TIBModifySQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
97	begin
98	SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
99	SQLText.SetFocus
100	end;
101
102	procedure TIBModifySQLEditorForm.FieldListDblClick(Sender: TObject);
103	begin
104	SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
105	SQLText.SetFocus
106	end;
107
108	procedure TIBModifySQLEditorForm.Button3Click(Sender: TObject);
109	var FieldNames: TStringList;
110	I: integer;
111	begin
112	if FieldList.SelCount = 0 then
113	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
114	FieldList.Items,SQLText.Lines)
115	else
116	begin
117	FieldNames := TStringList.Create;
118	try
119	for I := 0 to FieldList.Items.Count - 1 do
120	if FieldList.Selected[I] then
121	FieldNames.Add(FieldList.Items[I]);
122	FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
123	FieldNames,SQLText.Lines)
124	finally
125	FieldNames.Free
126	end;
127	end;
128	end;
129
130	procedure TIBModifySQLEditorForm.Button4Click(Sender: TObject);
131	begin
132	FIBSystemTables.TestSQL(SQLText.Lines.Text)
133	end;
134
135	procedure TIBModifySQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
136	begin
137	FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,false);
138	FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
139	end;
140
141	constructor TIBModifySQLEditorForm.Create(TheOwner: TComponent);
142	begin
143	inherited Create(TheOwner);
144	FIBSystemTables := TIBSystemTables.Create;
145	end;
146
147	destructor TIBModifySQLEditorForm.Destroy;
148	begin
149	if assigned(FIBSystemTables) then FIBSystemTables.Free;
150	inherited Destroy;
151	end;
152
153	procedure TIBModifySQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
154	begin
155	FIBSystemTables.SelectDatabase(Database,Transaction)
156	end;
157
158	initialization
159	{$I ibmodifysqleditor.lrs}
160
161	end.
162