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
      IncludeReadOnlyFields := false;
    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,true);
  IBSQLEditFrame1.GenerateRefreshSQL(QuoteFields.Checked,FRefreshSQL,true);
  IBSQLEditFrame1.GenerateDeleteSQL(QuoteFields.Checked,FDeleteSQL);
  IBSQLEditFrame1.GenerateInsertSQL(QuoteFields.Checked,FInsertSQL);
  IBSQLEditFrame1.GenerateModifySQL(QuoteFields.Checked,FModifySQL, 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:	106
Committed:	Thu Jan 18 14:37:35 2018 UTC (6 years, 3 months ago) by tony
Content type:	text/x-pascal
File size:	8517 byte(s)
Log Message:	Updates Merged
#	User	Rev	Content
1	tony	33	(*
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	tony	80	Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, ComCtrls,
35			StdCtrls, ExtCtrls, IBSQLEditFrame, IBCustomDataSet,
36			IBDatabase, IBLookupComboEditBox, IBDynamicGrid, Types;
37	tony	33
38			type
39
40			{ TIBDataSetEditorForm }
41
42			TIBDataSetEditorForm = class(TForm)
43	tony	80	FieldNamesGrid: TIBDynamicGrid;
44	tony	33	GenerateParams: TCheckBox;
45	tony	80	IBSQLEditFrame1: TIBSQLEditFrame;
46			IncludeSysTables: TCheckBox;
47	tony	105	Label5: TLabel;
48			Label6: TLabel;
49	tony	80	PrimaryKeysGrid: TIBDynamicGrid;
50	tony	105	IdentityGrid: TIBDynamicGrid;
51			ReadOnlyGrid: TIBDynamicGrid;
52	tony	80	SelectSelectAll: TCheckBox;
53			SelectTableNames: TIBLookupComboEditBox;
54	tony	33	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	tony	80	procedure IncludeSysTablesChange(Sender: TObject);
70			procedure SelectSelectAllClick(Sender: TObject);
71	tony	33	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	tony	80	procedure HandleUserTablesOpened(Sender: TObject);
90			protected
91			procedure Loaded; override;
92	tony	33	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	tony	80	begin
121			IBSQLEditFrame1.Database := DataSet.Database;
122			GenerateParams.Checked := DataSet.GenerateParamNames;
123			end;
124			FDataSet := DataSet;
125	tony	105	with IBSQLEditFrame1 do
126			IncludeReadOnlyFields := false;
127	tony	33	Result := ShowModal = mrOK;
128			if Result and assigned(DataSet) then
129			DataSet.GenerateParamNames := GenerateParams.Checked
130			finally
131			Free
132			end;
133
134			end;
135
136			{ TIBDataSetEditorForm }
137
138			procedure TIBDataSetEditorForm.FormShow(Sender: TObject);
139			var TableName: string;
140			begin
141			PageControl.ActivePage := FieldsPage;
142			FModifySQL.Assign(FDataSet.ModifySQL);
143			FInsertSQL.Assign(FDataSet.InsertSQL);
144			FDeleteSQL.Assign(FDataSet.DeleteSQL);
145			FRefreshSQL.Assign(FDataSet.RefreshSQL);
146			FSelectSQL.Assign(FDataSet.SelectSQL);
147	tony	80	GenerateButton.Enabled := (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected;
148			TestBtn.Enabled := (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected;
149	tony	33	FCurrentStatement := -1;
150	tony	81	if (IBSQLEditFrame1.Database <> nil) and IBSQLEditFrame1.Database.Connected then
151			begin
152			IBSQLEditFrame1.UserTables.Active := true;
153			IBSQLEditFrame1.SyncQueryBuilder(FSelectSQL);
154			end;
155	tony	33	end;
156
157			procedure TIBDataSetEditorForm.FormClose(Sender: TObject;
158			var CloseAction: TCloseAction);
159			begin
160			if ModalResult = mrOK then
161			begin
162			UpdateSQLMemo;
163			FDataSet.ModifySQL.Assign(FModifySQL);
164			FDataSet.InsertSQL.Assign(FInsertSQL);
165			FDataSet.DeleteSQL.Assign(FDeleteSQL);
166			FDataSet.RefreshSQL.Assign(FRefreshSQL);
167			FDataSet.SelectSQL.Assign(FSelectSQL);
168			end;
169			end;
170
171			procedure TIBDataSetEditorForm.TestBtnClick(Sender: TObject);
172			begin
173	tony	80	IBSQLEditFrame1.TestSQL(GenerateParams.Checked);
174	tony	33	end;
175
176	tony	80	procedure TIBDataSetEditorForm.IncludeSysTablesChange(Sender: TObject);
177	tony	33	begin
178	tony	80	IBSQLEditFrame1.IncludeSystemTables := IncludeSysTables.Checked;
179			end;
180	tony	33
181	tony	80	procedure TIBDataSetEditorForm.SelectSelectAllClick(Sender: TObject);
182			begin
183			IBSQLEditFrame1.SelectAllFields(SelectSelectAll.Checked);
184	tony	33	end;
185
186	tony	80	procedure TIBDataSetEditorForm.GenerateButtonClick(Sender: TObject);
187			begin
188	tony	106	IBSQLEditFrame1.GenerateSelectSQL(QuoteFields.Checked,FSelectSQL,true);
189			IBSQLEditFrame1.GenerateRefreshSQL(QuoteFields.Checked,FRefreshSQL,true);
190	tony	80	IBSQLEditFrame1.GenerateDeleteSQL(QuoteFields.Checked,FDeleteSQL);
191			IBSQLEditFrame1.GenerateInsertSQL(QuoteFields.Checked,FInsertSQL);
192	tony	106	IBSQLEditFrame1.GenerateModifySQL(QuoteFields.Checked,FModifySQL, IncludePrimaryKeys.Checked);
193	tony	80	FDirty := false;
194			PageControl.ActivePage := SQLPage;
195			end;
196
197	tony	33	procedure TIBDataSetEditorForm.SQLMemoChange(Sender: TObject);
198			begin
199			FDirty := true
200			end;
201
202			procedure TIBDataSetEditorForm.SQLPageShow(Sender: TObject);
203			begin
204			UpdateSQLMemo
205			end;
206
207			procedure TIBDataSetEditorForm.StatementTypeClick(Sender: TObject);
208			begin
209			UpdateSQLMemo
210			end;
211
212			procedure TIBDataSetEditorForm.UpdateSQLMemo;
213			begin
214			if FDirty then
215			case FCurrentStatement of
216			0: // Select
217	tony	80	FSelectSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
218	tony	33	1: //Modify
219	tony	80	FModifySQL.Assign(IBSQLEditFrame1.SQLText.Lines);
220	tony	33	2: //Insert
221	tony	80	FInsertSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
222	tony	33	3: // Delete
223	tony	80	FDeleteSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
224	tony	33	4: //Refresh
225	tony	80	FRefreshSQL.Assign(IBSQLEditFrame1.SQLText.Lines);
226	tony	33	end;
227			FDirty := false;
228			case StatementType.ItemIndex of
229			0: //Select
230	tony	80	IBSQLEditFrame1.SQLText.Lines.Assign(FSelectSQL);
231	tony	33	1: // Modify
232	tony	80	IBSQLEditFrame1.SQLText.Lines.Assign(FModifySQL) ;
233	tony	33	2: //Insert
234	tony	80	IBSQLEditFrame1.SQLText.Lines.Assign(FInsertSQL) ;
235	tony	33	3: // Delete
236	tony	80	IBSQLEditFrame1.SQLText.Lines.Assign(FDeleteSQL) ;
237	tony	33	4: //Refresh
238	tony	80	IBSQLEditFrame1.SQLText.Lines.Assign(FRefreshSQL) ;
239	tony	33	end;
240			FCurrentStatement := StatementType.ItemIndex;
241			end;
242
243	tony	80	procedure TIBDataSetEditorForm.HandleUserTablesOpened(Sender: TObject);
244			begin
245			SelectSelectAll.Checked := true;
246			end;
247
248			procedure TIBDataSetEditorForm.Loaded;
249			begin
250			inherited Loaded;
251			if IBSQLEditFrame1 <> nil then
252			begin
253			IBSQLEditFrame1.OnUserTablesOpened := @HandleUserTablesOpened;
254			if SelectTableNames <> nil then
255			SelectTableNames.ListSource := IBSQLEditFrame1.UserTableSource;
256			if FieldNamesGrid <> nil then
257			FieldNamesGrid.DataSource := IBSQLEditFrame1.FieldsSource;
258			if PrimaryKeysGrid <> nil then
259			PrimaryKeysGrid.DataSource := IBSQLEditFrame1.PrimaryKeySource;
260	tony	105	if IdentityGrid <> nil then
261			IdentityGrid.DataSource := IBSQLEditFrame1.IdentityColsSource;
262			if ReadOnlyGrid <> nil then
263			ReadOnlyGrid.DataSource := IBSQLEditFrame1.ReadOnlyFieldsSource;
264	tony	80	end;
265			end;
266
267	tony	33	constructor TIBDataSetEditorForm.Create(TheOwner: TComponent);
268			begin
269			inherited Create(TheOwner);
270			FModifySQL := TStringList.Create;
271			FInsertSQL := TStringList.Create;
272			FDeleteSQL := TStringList.Create;
273			FRefreshSQL := TStringList.Create;
274			FSelectSQL := TStringList.Create;
275			end;
276
277			destructor TIBDataSetEditorForm.Destroy;
278			begin
279			if assigned(FModifySQL) then FModifySQL.Free;
280			if assigned(FInsertSQL) then FInsertSQL.Free;
281			if assigned(FDeleteSQL) then FDeleteSQL.Free;
282			if assigned(FRefreshSQL) then FRefreshSQL.Free;
283	tony	80	if assigned(FSelectSQL) then FSelectSQL.Free;
284	tony	33	inherited Destroy;
285			end;
286
287			end.