trunk/design/ibupdatesqleditor.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) 2011-17 Tony Whyman, MWA Software
 *  (http://www.mwasoftware.co.uk).
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): ______________________________________.
 *
*)

unit ibupdatesqleditor;

{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, ComCtrls,
  StdCtrls, ExtCtrls,  IBSQLEditFrame, IBCustomDataSet,
  IBDatabase, IBLookupComboEditBox, IBDynamicGrid, Types, IBUpdateSQL;

type

  { TIBUpdateSQLEditorForm }

  TIBUpdateSQLEditorForm = class(TForm)
    FieldNamesGrid: TIBDynamicGrid;
    GenerateParams: TCheckBox;
    IBSQLEditFrame1: TIBSQLEditFrame;
    IncludeSysTables: TCheckBox;
    PrimaryKeysGrid: TIBDynamicGrid;
    SelectSelectAll: TCheckBox;
    SelectTableNames: TIBLookupComboEditBox;
    TestBtn: TButton;
    CancelButton: TButton;
    FieldsPage: TTabSheet;
    GenerateButton: TButton;
    GroupBox1: TGroupBox;
    IncludePrimaryKeys: TCheckBox;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    OkButton: TButton;
    PageControl: TPageControl;
    QuoteFields: TCheckBox;
    SQLPage: TTabSheet;
    StatementType: TRadioGroup;
    procedure IncludeSysTablesChange(Sender: TObject);
    procedure SelectSelectAllClick(Sender: TObject);
    procedure TestBtnClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
    procedure FormShow(Sender: TObject);
    procedure GenerateButtonClick(Sender: TObject);
    procedure SQLMemoChange(Sender: TObject);
    procedure SQLPageShow(Sender: TObject);
    procedure StatementTypeClick(Sender: TObject);
  private
    { private declarations }
    FUpdateObject: TIBUpdateSQL;
    FDirty: boolean;
    FCurrentStatement: integer;
    FModifySQL: TStringList;
    FInsertSQL: TStringList;
    FDeleteSQL: TStringList;
    FRefreshSQL: TStringList;
    procedure UpdateSQLMemo;
    procedure HandleUserTablesOpened(Sender: TObject);
  protected
    procedure Loaded; override;
  public
    { public declarations }
    constructor Create(TheOwner: TComponent); override;
    destructor Destroy; override;
  end;

var
  IBUpdateSQLEditorForm: TIBUpdateSQLEditorForm;

  function EditIBUpdateSQL(UpdateObject: TIBUpdateSQL): boolean;

implementation

{$R *.lfm}

function EditIBUpdateSQL(UpdateObject: TIBUpdateSQL): boolean;
begin
  Result := false;
  if assigned(UpdateObject) and assigned(UpdateObject.DataSet) and assigned(UpdateObject.DataSet.Database) then
  try
    UpdateObject.DataSet.Database.Connected := true;
  except on E: Exception do
    ShowMessage(E.Message)
  end;

  with TIBUpdateSQLEditorForm.Create(Application) do
  try
    if assigned(UpdateObject) and assigned(UpdateObject.DataSet) then
    begin
      IBSQLEditFrame1.Database := UpdateObject.DataSet.Database;
      GenerateParams.Checked := UpdateObject.DataSet.GenerateParamNames;
    end;
    FUpdateObject := UpdateObject;
    Result := ShowModal = mrOK;
    if Result then
      UpdateObject.DataSet.GenerateParamNames := GenerateParams.Checked
  finally
    Free
  end;

end;

{ TIBUpdateSQLEditorForm }

procedure TIBUpdateSQLEditorForm.FormShow(Sender: TObject);
var TableName: string;
begin
  PageControl.ActivePage := FieldsPage;
  FModifySQL.Assign(FUpdateObject.ModifySQL);
  FInsertSQL.Assign(FUpdateObject.InsertSQL);
  FDeleteSQL.Assign(FUpdateObject.DeleteSQL);
  FRefreshSQL.Assign(FUpdateObject.RefreshSQL);
  GenerateButton.Enabled := (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected;
  TestBtn.Enabled := (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected;
  FCurrentStatement := -1;
  if (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected then
  begin
    IBSQLEditFrame1.UserTables.Active := true;
    IBSQLEditFrame1.SyncQueryBuilder(FRefreshSQL);
  end;
end;

procedure TIBUpdateSQLEditorForm.FormClose(Sender: TObject;
  var CloseAction: TCloseAction);
begin
  if ModalResult = mrOK then
  begin
    UpdateSQLMemo;
    FUpdateObject.ModifySQL.Assign(FModifySQL);
    FUpdateObject.InsertSQL.Assign(FInsertSQL);
    FUpdateObject.DeleteSQL.Assign(FDeleteSQL);
    FUpdateObject.RefreshSQL.Assign(FRefreshSQL);
  end;
end;

procedure TIBUpdateSQLEditorForm.TestBtnClick(Sender: TObject);
begin
  IBSQLEditFrame1.TestSQL(GenerateParams.Checked);
end;

procedure TIBUpdateSQLEditorForm.IncludeSysTablesChange(Sender: TObject);
begin
  IBSQLEditFrame1.IncludeSystemTables := IncludeSysTables.Checked;
end;

procedure TIBUpdateSQLEditorForm.SelectSelectAllClick(Sender: TObject);
begin
  IBSQLEditFrame1.SelectAllFields(SelectSelectAll.Checked);
end;

procedure TIBUpdateSQLEditorForm.GenerateButtonClick(Sender: TObject);
begin
  IBSQLEditFrame1.GenerateRefreshSQL(QuoteFields.Checked,FRefreshSQL);
  IBSQLEditFrame1.GenerateDeleteSQL(QuoteFields.Checked,FDeleteSQL);
  IBSQLEditFrame1.GenerateInsertSQL(QuoteFields.Checked,FInsertSQL);
  IBSQLEditFrame1.GenerateModifySQL(QuoteFields.Checked,FModifySQL, not IncludePrimaryKeys.Checked);
  FDirty := false;
  PageControl.ActivePage := SQLPage;
end;

procedure TIBUpdateSQLEditorForm.SQLMemoChange(Sender: TObject);
begin
  FDirty := true
end;

procedure TIBUpdateSQLEditorForm.SQLPageShow(Sender: TObject);
begin
  UpdateSQLMemo
end;

procedure TIBUpdateSQLEditorForm.StatementTypeClick(Sender: TObject);
begin
  UpdateSQLMemo
end;

procedure TIBUpdateSQLEditorForm.UpdateSQLMemo;
begin
  if FDirty then
    case FCurrentStatement of
    0: //Modify
        FModifySQL.Assign(IBSQLEditFrame1.SQLText.Lines);
    1: //Insert
        FInsertSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
    2: // Delete
        FDeleteSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
    3: //Refresh
        FRefreshSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
    end;
  FDirty := false;
  case StatementType.ItemIndex of
  0: // Modify
    IBSQLEditFrame1.SQLText.Lines.Assign(FModifySQL)  ;
  1: //Insert
    IBSQLEditFrame1.SQLText.Lines.Assign(FInsertSQL)  ;
  2: // Delete
    IBSQLEditFrame1.SQLText.Lines.Assign(FDeleteSQL)  ;
  3: //Refresh
    IBSQLEditFrame1.SQLText.Lines.Assign(FRefreshSQL)  ;
  end;
  FCurrentStatement := StatementType.ItemIndex;
end;

procedure TIBUpdateSQLEditorForm.HandleUserTablesOpened(Sender: TObject);
begin
  SelectSelectAll.Checked := true;
end;

procedure TIBUpdateSQLEditorForm.Loaded;
begin
  inherited Loaded;
  if IBSQLEditFrame1 <> nil then
  begin
    IBSQLEditFrame1.OnUserTablesOpened := @HandleUserTablesOpened;
    if SelectTableNames <> nil then
      SelectTableNames.ListSource :=  IBSQLEditFrame1.UserTableSource;
    if FieldNamesGrid <> nil then
      FieldNamesGrid.DataSource := IBSQLEditFrame1.FieldsSource;
    if PrimaryKeysGrid <> nil then
      PrimaryKeysGrid.DataSource := IBSQLEditFrame1.PrimaryKeySource;
  end;
end;

constructor TIBUpdateSQLEditorForm.Create(TheOwner: TComponent);
begin
  inherited Create(TheOwner);
  FModifySQL := TStringList.Create;
  FInsertSQL := TStringList.Create;
  FDeleteSQL := TStringList.Create;
  FRefreshSQL := TStringList.Create;
end;

destructor TIBUpdateSQLEditorForm.Destroy;
begin
  if assigned(FModifySQL) then FModifySQL.Free;
  if assigned(FInsertSQL) then FInsertSQL.Free;
  if assigned(FDeleteSQL) then FDeleteSQL.Free;
  if assigned(FRefreshSQL) then FRefreshSQL.Free;
  inherited Destroy;
end;

end.
Revision:	81
Committed:	Mon Jan 1 11:31:10 2018 UTC (6 years, 3 months ago) by tony
Content type:	text/x-pascal
File size:	7983 byte(s)
Log Message:	Protect missing database name error in property editor
#	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) 2011-17 Tony Whyman, MWA Software
19	* (http://www.mwasoftware.co.uk).
20	*
21	* All Rights Reserved.
22	*
23	* Contributor(s): ______________________________________.
24	*
25	*)
26
27	unit ibupdatesqleditor;
28
29	{$mode objfpc}{$H+}
30
31	interface
32
33	uses
34	Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, ComCtrls,
35	StdCtrls, ExtCtrls, IBSQLEditFrame, IBCustomDataSet,
36	IBDatabase, IBLookupComboEditBox, IBDynamicGrid, Types, IBUpdateSQL;
37
38	type
39
40	{ TIBUpdateSQLEditorForm }
41
42	TIBUpdateSQLEditorForm = class(TForm)
43	FieldNamesGrid: TIBDynamicGrid;
44	GenerateParams: TCheckBox;
45	IBSQLEditFrame1: TIBSQLEditFrame;
46	IncludeSysTables: TCheckBox;
47	PrimaryKeysGrid: TIBDynamicGrid;
48	SelectSelectAll: TCheckBox;
49	SelectTableNames: TIBLookupComboEditBox;
50	TestBtn: TButton;
51	CancelButton: TButton;
52	FieldsPage: TTabSheet;
53	GenerateButton: TButton;
54	GroupBox1: TGroupBox;
55	IncludePrimaryKeys: TCheckBox;
56	Label1: TLabel;
57	Label2: TLabel;
58	Label3: TLabel;
59	Label4: TLabel;
60	OkButton: TButton;
61	PageControl: TPageControl;
62	QuoteFields: TCheckBox;
63	SQLPage: TTabSheet;
64	StatementType: TRadioGroup;
65	procedure IncludeSysTablesChange(Sender: TObject);
66	procedure SelectSelectAllClick(Sender: TObject);
67	procedure TestBtnClick(Sender: TObject);
68	procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
69	procedure FormShow(Sender: TObject);
70	procedure GenerateButtonClick(Sender: TObject);
71	procedure SQLMemoChange(Sender: TObject);
72	procedure SQLPageShow(Sender: TObject);
73	procedure StatementTypeClick(Sender: TObject);
74	private
75	{ private declarations }
76	FUpdateObject: TIBUpdateSQL;
77	FDirty: boolean;
78	FCurrentStatement: integer;
79	FModifySQL: TStringList;
80	FInsertSQL: TStringList;
81	FDeleteSQL: TStringList;
82	FRefreshSQL: TStringList;
83	procedure UpdateSQLMemo;
84	procedure HandleUserTablesOpened(Sender: TObject);
85	protected
86	procedure Loaded; override;
87	public
88	{ public declarations }
89	constructor Create(TheOwner: TComponent); override;
90	destructor Destroy; override;
91	end;
92
93	var
94	IBUpdateSQLEditorForm: TIBUpdateSQLEditorForm;
95
96	function EditIBUpdateSQL(UpdateObject: TIBUpdateSQL): boolean;
97
98	implementation
99
100	{$R *.lfm}
101
102	function EditIBUpdateSQL(UpdateObject: TIBUpdateSQL): boolean;
103	begin
104	Result := false;
105	if assigned(UpdateObject) and assigned(UpdateObject.DataSet) and assigned(UpdateObject.DataSet.Database) then
106	try
107	UpdateObject.DataSet.Database.Connected := true;
108	except on E: Exception do
109	ShowMessage(E.Message)
110	end;
111
112	with TIBUpdateSQLEditorForm.Create(Application) do
113	try
114	if assigned(UpdateObject) and assigned(UpdateObject.DataSet) then
115	begin
116	IBSQLEditFrame1.Database := UpdateObject.DataSet.Database;
117	GenerateParams.Checked := UpdateObject.DataSet.GenerateParamNames;
118	end;
119	FUpdateObject := UpdateObject;
120	Result := ShowModal = mrOK;
121	if Result then
122	UpdateObject.DataSet.GenerateParamNames := GenerateParams.Checked
123	finally
124	Free
125	end;
126
127	end;
128
129	{ TIBUpdateSQLEditorForm }
130
131	procedure TIBUpdateSQLEditorForm.FormShow(Sender: TObject);
132	var TableName: string;
133	begin
134	PageControl.ActivePage := FieldsPage;
135	FModifySQL.Assign(FUpdateObject.ModifySQL);
136	FInsertSQL.Assign(FUpdateObject.InsertSQL);
137	FDeleteSQL.Assign(FUpdateObject.DeleteSQL);
138	FRefreshSQL.Assign(FUpdateObject.RefreshSQL);
139	GenerateButton.Enabled := (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected;
140	TestBtn.Enabled := (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected;
141	FCurrentStatement := -1;
142	if (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected then
143	begin
144	IBSQLEditFrame1.UserTables.Active := true;
145	IBSQLEditFrame1.SyncQueryBuilder(FRefreshSQL);
146	end;
147	end;
148
149	procedure TIBUpdateSQLEditorForm.FormClose(Sender: TObject;
150	var CloseAction: TCloseAction);
151	begin
152	if ModalResult = mrOK then
153	begin
154	UpdateSQLMemo;
155	FUpdateObject.ModifySQL.Assign(FModifySQL);
156	FUpdateObject.InsertSQL.Assign(FInsertSQL);
157	FUpdateObject.DeleteSQL.Assign(FDeleteSQL);
158	FUpdateObject.RefreshSQL.Assign(FRefreshSQL);
159	end;
160	end;
161
162	procedure TIBUpdateSQLEditorForm.TestBtnClick(Sender: TObject);
163	begin
164	IBSQLEditFrame1.TestSQL(GenerateParams.Checked);
165	end;
166
167	procedure TIBUpdateSQLEditorForm.IncludeSysTablesChange(Sender: TObject);
168	begin
169	IBSQLEditFrame1.IncludeSystemTables := IncludeSysTables.Checked;
170	end;
171
172	procedure TIBUpdateSQLEditorForm.SelectSelectAllClick(Sender: TObject);
173	begin
174	IBSQLEditFrame1.SelectAllFields(SelectSelectAll.Checked);
175	end;
176
177	procedure TIBUpdateSQLEditorForm.GenerateButtonClick(Sender: TObject);
178	begin
179	IBSQLEditFrame1.GenerateRefreshSQL(QuoteFields.Checked,FRefreshSQL);
180	IBSQLEditFrame1.GenerateDeleteSQL(QuoteFields.Checked,FDeleteSQL);
181	IBSQLEditFrame1.GenerateInsertSQL(QuoteFields.Checked,FInsertSQL);
182	IBSQLEditFrame1.GenerateModifySQL(QuoteFields.Checked,FModifySQL, not IncludePrimaryKeys.Checked);
183	FDirty := false;
184	PageControl.ActivePage := SQLPage;
185	end;
186
187	procedure TIBUpdateSQLEditorForm.SQLMemoChange(Sender: TObject);
188	begin
189	FDirty := true
190	end;
191
192	procedure TIBUpdateSQLEditorForm.SQLPageShow(Sender: TObject);
193	begin
194	UpdateSQLMemo
195	end;
196
197	procedure TIBUpdateSQLEditorForm.StatementTypeClick(Sender: TObject);
198	begin
199	UpdateSQLMemo
200	end;
201
202	procedure TIBUpdateSQLEditorForm.UpdateSQLMemo;
203	begin
204	if FDirty then
205	case FCurrentStatement of
206	0: //Modify
207	FModifySQL.Assign(IBSQLEditFrame1.SQLText.Lines);
208	1: //Insert
209	FInsertSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
210	2: // Delete
211	FDeleteSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
212	3: //Refresh
213	FRefreshSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
214	end;
215	FDirty := false;
216	case StatementType.ItemIndex of
217	0: // Modify
218	IBSQLEditFrame1.SQLText.Lines.Assign(FModifySQL) ;
219	1: //Insert
220	IBSQLEditFrame1.SQLText.Lines.Assign(FInsertSQL) ;
221	2: // Delete
222	IBSQLEditFrame1.SQLText.Lines.Assign(FDeleteSQL) ;
223	3: //Refresh
224	IBSQLEditFrame1.SQLText.Lines.Assign(FRefreshSQL) ;
225	end;
226	FCurrentStatement := StatementType.ItemIndex;
227	end;
228
229	procedure TIBUpdateSQLEditorForm.HandleUserTablesOpened(Sender: TObject);
230	begin
231	SelectSelectAll.Checked := true;
232	end;
233
234	procedure TIBUpdateSQLEditorForm.Loaded;
235	begin
236	inherited Loaded;
237	if IBSQLEditFrame1 <> nil then
238	begin
239	IBSQLEditFrame1.OnUserTablesOpened := @HandleUserTablesOpened;
240	if SelectTableNames <> nil then
241	SelectTableNames.ListSource := IBSQLEditFrame1.UserTableSource;
242	if FieldNamesGrid <> nil then
243	FieldNamesGrid.DataSource := IBSQLEditFrame1.FieldsSource;
244	if PrimaryKeysGrid <> nil then
245	PrimaryKeysGrid.DataSource := IBSQLEditFrame1.PrimaryKeySource;
246	end;
247	end;
248
249	constructor TIBUpdateSQLEditorForm.Create(TheOwner: TComponent);
250	begin
251	inherited Create(TheOwner);
252	FModifySQL := TStringList.Create;
253	FInsertSQL := TStringList.Create;
254	FDeleteSQL := TStringList.Create;
255	FRefreshSQL := TStringList.Create;
256	end;
257
258	destructor TIBUpdateSQLEditorForm.Destroy;
259	begin
260	if assigned(FModifySQL) then FModifySQL.Free;
261	if assigned(FInsertSQL) then FInsertSQL.Free;
262	if assigned(FDeleteSQL) then FDeleteSQL.Free;
263	if assigned(FRefreshSQL) then FRefreshSQL.Free;
264	inherited Destroy;
265	end;
266
267	end.