trunk/design/ibdataseteditor.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 IBDataSetEditor;

{$mode objfpc}{$H+}

interface

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

type

  { TIBDataSetEditorForm }

  TIBDataSetEditorForm = class(TForm)
    FieldNamesGrid: TIBDynamicGrid;
    GenerateParams: TCheckBox;
    IBSQLEditFrame1: TIBSQLEditFrame;
    IncludeSysTables: TCheckBox;
    Label5: TLabel;
    Label6: TLabel;
    PrimaryKeysGrid: TIBDynamicGrid;
    IdentityGrid: TIBDynamicGrid;
    ReadOnlyGrid: 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 }
    FDataSet: TIBDataSet;
    FDirty: boolean;
    FCurrentStatement: integer;
    FSelectSQL: TStringList;
    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
  IBDataSetEditorForm: TIBDataSetEditorForm;

function EditIBDataSet(DataSet: TIBDataSet): boolean;

implementation

{$R *.lfm}

function EditIBDataSet(DataSet: TIBDataSet): 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 TIBDataSetEditorForm.Create(Application) do
  try
    if assigned(DataSet) then
    begin
      IBSQLEditFrame1.Database := DataSet.Database;
      GenerateParams.Checked := DataSet.GenerateParamNames;
    end;
    FDataSet := DataSet;
    with IBSQLEditFrame1 do
    begin
      IncludePrimaryKeys := false;
      IncludeReadOnlyFields := false;
    end;
    Result := ShowModal = mrOK;
    if Result and assigned(DataSet) then
      DataSet.GenerateParamNames := GenerateParams.Checked
  finally
    Free
  end;

end;

{ TIBDataSetEditorForm }

procedure TIBDataSetEditorForm.FormShow(Sender: TObject);
var TableName: string;
begin
  PageControl.ActivePage := FieldsPage;
  FModifySQL.Assign(FDataSet.ModifySQL);
  FInsertSQL.Assign(FDataSet.InsertSQL);
  FDeleteSQL.Assign(FDataSet.DeleteSQL);
  FRefreshSQL.Assign(FDataSet.RefreshSQL);
  FSelectSQL.Assign(FDataSet.SelectSQL);
  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(FSelectSQL);
  end;
end;

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

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

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

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

procedure TIBDataSetEditorForm.GenerateButtonClick(Sender: TObject);
begin
  IBSQLEditFrame1.GenerateSelectSQL(QuoteFields.Checked,FSelectSQL);
  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 TIBDataSetEditorForm.SQLMemoChange(Sender: TObject);
begin
  FDirty := true
end;

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

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

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

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

procedure TIBDataSetEditorForm.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;
    if IdentityGrid <> nil then
      IdentityGrid.DataSource := IBSQLEditFrame1.IdentityColsSource;
    if ReadOnlyGrid <> nil then
      ReadOnlyGrid.DataSource := IBSQLEditFrame1.ReadOnlyFieldsSource;
  end;
end;

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

destructor TIBDataSetEditorForm.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;
  if assigned(FSelectSQL) then FSelectSQL.Free;
  inherited Destroy;
end;

end.
Revision:	105
Committed:	Thu Jan 18 14:37:32 2018 UTC (6 years, 3 months ago) by tony
Content type:	text/x-pascal
File size:	8565 byte(s)
Log Message:	Property Editor Fixes
#	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 IBDataSetEditor;
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;
37
38	type
39
40	{ TIBDataSetEditorForm }
41
42	TIBDataSetEditorForm = class(TForm)
43	FieldNamesGrid: TIBDynamicGrid;
44	GenerateParams: TCheckBox;
45	IBSQLEditFrame1: TIBSQLEditFrame;
46	IncludeSysTables: TCheckBox;
47	Label5: TLabel;
48	Label6: TLabel;
49	PrimaryKeysGrid: TIBDynamicGrid;
50	IdentityGrid: TIBDynamicGrid;
51	ReadOnlyGrid: TIBDynamicGrid;
52	SelectSelectAll: TCheckBox;
53	SelectTableNames: TIBLookupComboEditBox;
54	TestBtn: TButton;
55	CancelButton: TButton;
56	FieldsPage: TTabSheet;
57	GenerateButton: TButton;
58	GroupBox1: TGroupBox;
59	IncludePrimaryKeys: TCheckBox;
60	Label1: TLabel;
61	Label2: TLabel;
62	Label3: TLabel;
63	Label4: TLabel;
64	OkButton: TButton;
65	PageControl: TPageControl;
66	QuoteFields: TCheckBox;
67	SQLPage: TTabSheet;
68	StatementType: TRadioGroup;
69	procedure IncludeSysTablesChange(Sender: TObject);
70	procedure SelectSelectAllClick(Sender: TObject);
71	procedure TestBtnClick(Sender: TObject);
72	procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
73	procedure FormShow(Sender: TObject);
74	procedure GenerateButtonClick(Sender: TObject);
75	procedure SQLMemoChange(Sender: TObject);
76	procedure SQLPageShow(Sender: TObject);
77	procedure StatementTypeClick(Sender: TObject);
78	private
79	{ private declarations }
80	FDataSet: TIBDataSet;
81	FDirty: boolean;
82	FCurrentStatement: integer;
83	FSelectSQL: TStringList;
84	FModifySQL: TStringList;
85	FInsertSQL: TStringList;
86	FDeleteSQL: TStringList;
87	FRefreshSQL: TStringList;
88	procedure UpdateSQLMemo;
89	procedure HandleUserTablesOpened(Sender: TObject);
90	protected
91	procedure Loaded; override;
92	public
93	{ public declarations }
94	constructor Create(TheOwner: TComponent); override;
95	destructor Destroy; override;
96	end;
97
98	var
99	IBDataSetEditorForm: TIBDataSetEditorForm;
100
101	function EditIBDataSet(DataSet: TIBDataSet): boolean;
102
103	implementation
104
105	{$R *.lfm}
106
107	function EditIBDataSet(DataSet: TIBDataSet): boolean;
108	begin
109	Result := false;
110	if assigned(DataSet) and assigned(DataSet.Database) then
111	try
112	DataSet.Database.Connected := true;
113	except on E: Exception do
114	ShowMessage(E.Message)
115	end;
116
117	with TIBDataSetEditorForm.Create(Application) do
118	try
119	if assigned(DataSet) then
120	begin
121	IBSQLEditFrame1.Database := DataSet.Database;
122	GenerateParams.Checked := DataSet.GenerateParamNames;
123	end;
124	FDataSet := DataSet;
125	with IBSQLEditFrame1 do
126	begin
127	IncludePrimaryKeys := false;
128	IncludeReadOnlyFields := false;
129	end;
130	Result := ShowModal = mrOK;
131	if Result and assigned(DataSet) then
132	DataSet.GenerateParamNames := GenerateParams.Checked
133	finally
134	Free
135	end;
136
137	end;
138
139	{ TIBDataSetEditorForm }
140
141	procedure TIBDataSetEditorForm.FormShow(Sender: TObject);
142	var TableName: string;
143	begin
144	PageControl.ActivePage := FieldsPage;
145	FModifySQL.Assign(FDataSet.ModifySQL);
146	FInsertSQL.Assign(FDataSet.InsertSQL);
147	FDeleteSQL.Assign(FDataSet.DeleteSQL);
148	FRefreshSQL.Assign(FDataSet.RefreshSQL);
149	FSelectSQL.Assign(FDataSet.SelectSQL);
150	GenerateButton.Enabled := (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected;
151	TestBtn.Enabled := (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected;
152	FCurrentStatement := -1;
153	if (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected then
154	begin
155	IBSQLEditFrame1.UserTables.Active := true;
156	IBSQLEditFrame1.SyncQueryBuilder(FSelectSQL);
157	end;
158	end;
159
160	procedure TIBDataSetEditorForm.FormClose(Sender: TObject;
161	var CloseAction: TCloseAction);
162	begin
163	if ModalResult = mrOK then
164	begin
165	UpdateSQLMemo;
166	FDataSet.ModifySQL.Assign(FModifySQL);
167	FDataSet.InsertSQL.Assign(FInsertSQL);
168	FDataSet.DeleteSQL.Assign(FDeleteSQL);
169	FDataSet.RefreshSQL.Assign(FRefreshSQL);
170	FDataSet.SelectSQL.Assign(FSelectSQL);
171	end;
172	end;
173
174	procedure TIBDataSetEditorForm.TestBtnClick(Sender: TObject);
175	begin
176	IBSQLEditFrame1.TestSQL(GenerateParams.Checked);
177	end;
178
179	procedure TIBDataSetEditorForm.IncludeSysTablesChange(Sender: TObject);
180	begin
181	IBSQLEditFrame1.IncludeSystemTables := IncludeSysTables.Checked;
182	end;
183
184	procedure TIBDataSetEditorForm.SelectSelectAllClick(Sender: TObject);
185	begin
186	IBSQLEditFrame1.SelectAllFields(SelectSelectAll.Checked);
187	end;
188
189	procedure TIBDataSetEditorForm.GenerateButtonClick(Sender: TObject);
190	begin
191	IBSQLEditFrame1.GenerateSelectSQL(QuoteFields.Checked,FSelectSQL);
192	IBSQLEditFrame1.GenerateRefreshSQL(QuoteFields.Checked,FRefreshSQL);
193	IBSQLEditFrame1.GenerateDeleteSQL(QuoteFields.Checked,FDeleteSQL);
194	IBSQLEditFrame1.GenerateInsertSQL(QuoteFields.Checked,FInsertSQL);
195	IBSQLEditFrame1.GenerateModifySQL(QuoteFields.Checked,FModifySQL, not IncludePrimaryKeys.Checked);
196	FDirty := false;
197	PageControl.ActivePage := SQLPage;
198	end;
199
200	procedure TIBDataSetEditorForm.SQLMemoChange(Sender: TObject);
201	begin
202	FDirty := true
203	end;
204
205	procedure TIBDataSetEditorForm.SQLPageShow(Sender: TObject);
206	begin
207	UpdateSQLMemo
208	end;
209
210	procedure TIBDataSetEditorForm.StatementTypeClick(Sender: TObject);
211	begin
212	UpdateSQLMemo
213	end;
214
215	procedure TIBDataSetEditorForm.UpdateSQLMemo;
216	begin
217	if FDirty then
218	case FCurrentStatement of
219	0: // Select
220	FSelectSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
221	1: //Modify
222	FModifySQL.Assign(IBSQLEditFrame1.SQLText.Lines);
223	2: //Insert
224	FInsertSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
225	3: // Delete
226	FDeleteSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
227	4: //Refresh
228	FRefreshSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
229	end;
230	FDirty := false;
231	case StatementType.ItemIndex of
232	0: //Select
233	IBSQLEditFrame1.SQLText.Lines.Assign(FSelectSQL);
234	1: // Modify
235	IBSQLEditFrame1.SQLText.Lines.Assign(FModifySQL) ;
236	2: //Insert
237	IBSQLEditFrame1.SQLText.Lines.Assign(FInsertSQL) ;
238	3: // Delete
239	IBSQLEditFrame1.SQLText.Lines.Assign(FDeleteSQL) ;
240	4: //Refresh
241	IBSQLEditFrame1.SQLText.Lines.Assign(FRefreshSQL) ;
242	end;
243	FCurrentStatement := StatementType.ItemIndex;
244	end;
245
246	procedure TIBDataSetEditorForm.HandleUserTablesOpened(Sender: TObject);
247	begin
248	SelectSelectAll.Checked := true;
249	end;
250
251	procedure TIBDataSetEditorForm.Loaded;
252	begin
253	inherited Loaded;
254	if IBSQLEditFrame1 <> nil then
255	begin
256	IBSQLEditFrame1.OnUserTablesOpened := @HandleUserTablesOpened;
257	if SelectTableNames <> nil then
258	SelectTableNames.ListSource := IBSQLEditFrame1.UserTableSource;
259	if FieldNamesGrid <> nil then
260	FieldNamesGrid.DataSource := IBSQLEditFrame1.FieldsSource;
261	if PrimaryKeysGrid <> nil then
262	PrimaryKeysGrid.DataSource := IBSQLEditFrame1.PrimaryKeySource;
263	if IdentityGrid <> nil then
264	IdentityGrid.DataSource := IBSQLEditFrame1.IdentityColsSource;
265	if ReadOnlyGrid <> nil then
266	ReadOnlyGrid.DataSource := IBSQLEditFrame1.ReadOnlyFieldsSource;
267	end;
268	end;
269
270	constructor TIBDataSetEditorForm.Create(TheOwner: TComponent);
271	begin
272	inherited Create(TheOwner);
273	FModifySQL := TStringList.Create;
274	FInsertSQL := TStringList.Create;
275	FDeleteSQL := TStringList.Create;
276	FRefreshSQL := TStringList.Create;
277	FSelectSQL := TStringList.Create;
278	end;
279
280	destructor TIBDataSetEditorForm.Destroy;
281	begin
282	if assigned(FModifySQL) then FModifySQL.Free;
283	if assigned(FInsertSQL) then FInsertSQL.Free;
284	if assigned(FDeleteSQL) then FDeleteSQL.Free;
285	if assigned(FRefreshSQL) then FRefreshSQL.Free;
286	if assigned(FSelectSQL) then FSelectSQL.Free;
287	inherited Destroy;
288	end;
289
290	end.