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 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, IBSystemTables, IBUpdateSQL, IBDatabase;

type

  { TIBUpdateSQLEditorForm }

  TIBUpdateSQLEditorForm = class(TForm)
    GenerateParams: TCheckBox;
    TestBtn: TButton;
    CancelButton: TButton;
    FieldsPage: TTabSheet;
    GenerateBtn: TButton;
    GroupBox1: TGroupBox;
    IBTransaction1: TIBTransaction;
    IncludePrimaryKeys: TCheckBox;
    PrimaryKeyList: TListBox;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    OkButton: TButton;
    PageControl: TPageControl;
    QuoteFields: TCheckBox;
    SQLMemo: TMemo;
    SQLPage: TTabSheet;
    StatementType: TRadioGroup;
    FieldList: TListBox;
    TableNamesCombo: TComboBox;
    procedure TestBtnClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
    procedure FormShow(Sender: TObject);
    procedure GenerateBtnClick(Sender: TObject);
    procedure SQLMemoChange(Sender: TObject);
    procedure SQLPageShow(Sender: TObject);
    procedure StatementTypeClick(Sender: TObject);
    procedure TableNamesComboCloseUp(Sender: TObject);
  private
    { private declarations }
    FUpdateObject: TIBUpdateSQL;
    FIBSystemTables: TIBSystemTables;
    FDirty: boolean;
    FCurrentStatement: integer;
    FModifySQL: TStringList;
    FInsertSQL: TStringList;
    FDeleteSQL: TStringList;
    FRefreshSQL: TStringList;
    procedure UpdateSQLMemo;
  public
    { public declarations }
    constructor Create(TheOwner: TComponent); override;
    destructor Destroy; override;
    procedure SetUpdateObject(AObject: TIBUpdateSQL);
  end;

var
  IBUpdateSQLEditorForm: TIBUpdateSQLEditorForm;

function EditIBUpdateSQL(UpdateObject: TIBUpdateSQL): boolean;

implementation

uses IBQuery;

{$R *.lfm}

function EditIBUpdateSQL(UpdateObject: TIBUpdateSQL): boolean;
begin
  Result := false;
  if 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
    SetUpdateObject(UpdateObject);
    if assigned(UpdateObject.DataSet) then
      GenerateParams.Checked := UpdateObject.DataSet.GenerateParamNames;
    Result := ShowModal = mrOK;
    if Result and assigned(UpdateObject.DataSet) then
      UpdateObject.DataSet.GenerateParamNames := GenerateParams.Checked
  finally
    Free
  end;

end;

{ TIBUpdateSQLEditorForm }

procedure TIBUpdateSQLEditorForm.FormShow(Sender: TObject);
var TableName: string;
begin
  GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
  TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
  PageControl.ActivePage := FieldsPage;
  FModifySQL.Assign(FUpdateObject.ModifySQL);
  FInsertSQL.Assign(FUpdateObject.InsertSQL);
  FDeleteSQL.Assign(FUpdateObject.DeleteSQL);
  FRefreshSQL.Assign(FUpdateObject.RefreshSQL);
  FCurrentStatement := -1;
  TableNamesCombo.Items.Clear;
  FIBSystemTables.GetTableNames(TableNamesCombo.Items);
  if TableNamesCombo.Items.Count > 0 then
  begin
    TableNamesCombo.ItemIndex := 0;
    if assigned(FUpdateObject.DataSet) and (FUpdateObject.DataSet is TIBQuery) and
       ((FUpdateObject.DataSet as TIBQuery).SQL.Text <> '') then
    try
       FIBSystemTables.GetTableAndColumns((FUpdateObject.DataSet as TIBQuery).SQL.Text,TableName,nil);
       TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName);
    except  //ignore
    end;
    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
    FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
  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
  if SQLMemo.Lines.Text <> '' then
    FIBSystemTables.TestSQL(SQLMemo.Lines.Text,GenerateParams.Checked);
end;

procedure TIBUpdateSQLEditorForm.GenerateBtnClick(Sender: TObject);
var FieldNames: TStringList;
    I: integer;
begin
  FieldNames := TStringList.Create;
  try
    FUpdateObject.RefreshSQL.Clear;
    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldNames);
    FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,FRefreshSQL);
    FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,FDeleteSQL);
    FieldNames.Clear;
    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldNames,true,false);
    FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
        FieldNames,FInsertSQL);
    if FieldList.SelCount = 0 then
    begin
      FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
        FieldList.Items,FModifySQL);

    end
    else
    begin
      FieldNames.Clear;
      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,FModifySQL);
    end;
    FDirty := false;
    PageControl.ActivePage := SQLPage;
  finally
    FieldNames.Free
  end;
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.TableNamesComboCloseUp(Sender: TObject);
begin
  FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
end;

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

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

destructor TIBUpdateSQLEditorForm.Destroy;
begin
  if assigned(FIBSystemTables) then FIBSystemTables.Free;
  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;

procedure TIBUpdateSQLEditorForm.SetUpdateObject(AObject: TIBUpdateSQL);
begin
  FUpdateObject := AObject;
  if assigned(FUpdateObject.DataSet) then
  begin
    IBTransaction1.DefaultDatabase := FUpdateObject.DataSet.Database;
    FIBSystemTables.SelectDatabase(FUpdateObject.DataSet.Database,IBTransaction1);
  end;
end;


end.

Revision:	19
Committed:	Mon Jul 7 13:00:15 2014 UTC (9 years, 9 months ago) by tony
Content type:	text/x-pascal
File size:	9052 byte(s)
Log Message:	Committing updates for Release R1-1-0
#	User	Rev	Content
1	tony	17	(*
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			unit IBUpdateSQLEditor;
27
28			{$mode objfpc}{$H+}
29
30			interface
31
32			uses
33			Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs,
34			ComCtrls, StdCtrls, ExtCtrls, IBSystemTables, IBUpdateSQL, IBDatabase;
35
36			type
37
38			{ TIBUpdateSQLEditorForm }
39
40			TIBUpdateSQLEditorForm = class(TForm)
41	tony	19	GenerateParams: TCheckBox;
42	tony	17	TestBtn: TButton;
43			CancelButton: TButton;
44			FieldsPage: TTabSheet;
45			GenerateBtn: TButton;
46			GroupBox1: TGroupBox;
47			IBTransaction1: TIBTransaction;
48			IncludePrimaryKeys: TCheckBox;
49			PrimaryKeyList: TListBox;
50			Label1: TLabel;
51			Label2: TLabel;
52			Label3: TLabel;
53			Label4: TLabel;
54			OkButton: TButton;
55			PageControl: TPageControl;
56			QuoteFields: TCheckBox;
57			SQLMemo: TMemo;
58			SQLPage: TTabSheet;
59			StatementType: TRadioGroup;
60			FieldList: TListBox;
61			TableNamesCombo: TComboBox;
62			procedure TestBtnClick(Sender: TObject);
63			procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
64			procedure FormShow(Sender: TObject);
65			procedure GenerateBtnClick(Sender: TObject);
66			procedure SQLMemoChange(Sender: TObject);
67			procedure SQLPageShow(Sender: TObject);
68			procedure StatementTypeClick(Sender: TObject);
69			procedure TableNamesComboCloseUp(Sender: TObject);
70			private
71			{ private declarations }
72			FUpdateObject: TIBUpdateSQL;
73			FIBSystemTables: TIBSystemTables;
74			FDirty: boolean;
75			FCurrentStatement: integer;
76			FModifySQL: TStringList;
77			FInsertSQL: TStringList;
78			FDeleteSQL: TStringList;
79			FRefreshSQL: TStringList;
80			procedure UpdateSQLMemo;
81			public
82			{ public declarations }
83			constructor Create(TheOwner: TComponent); override;
84			destructor Destroy; override;
85			procedure SetUpdateObject(AObject: TIBUpdateSQL);
86			end;
87
88			var
89			IBUpdateSQLEditorForm: TIBUpdateSQLEditorForm;
90
91			function EditIBUpdateSQL(UpdateObject: TIBUpdateSQL): boolean;
92
93			implementation
94
95			uses IBQuery;
96
97			{$R *.lfm}
98
99			function EditIBUpdateSQL(UpdateObject: TIBUpdateSQL): boolean;
100			begin
101			Result := false;
102			if assigned(UpdateObject.DataSet) and assigned(UpdateObject.DataSet.Database) then
103			try
104			UpdateObject.DataSet.Database.Connected := true;
105			except on E: Exception do
106			ShowMessage(E.Message)
107			end;
108
109			with TIBUpdateSQLEditorForm.Create(Application) do
110			try
111			SetUpdateObject(UpdateObject);
112	tony	19	if assigned(UpdateObject.DataSet) then
113			GenerateParams.Checked := UpdateObject.DataSet.GenerateParamNames;
114			Result := ShowModal = mrOK;
115			if Result and assigned(UpdateObject.DataSet) then
116			UpdateObject.DataSet.GenerateParamNames := GenerateParams.Checked
117	tony	17	finally
118			Free
119			end;
120
121			end;
122
123			{ TIBUpdateSQLEditorForm }
124
125			procedure TIBUpdateSQLEditorForm.FormShow(Sender: TObject);
126			var TableName: string;
127			begin
128			GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
129			TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
130			PageControl.ActivePage := FieldsPage;
131			FModifySQL.Assign(FUpdateObject.ModifySQL);
132			FInsertSQL.Assign(FUpdateObject.InsertSQL);
133			FDeleteSQL.Assign(FUpdateObject.DeleteSQL);
134			FRefreshSQL.Assign(FUpdateObject.RefreshSQL);
135			FCurrentStatement := -1;
136			TableNamesCombo.Items.Clear;
137			FIBSystemTables.GetTableNames(TableNamesCombo.Items);
138			if TableNamesCombo.Items.Count > 0 then
139			begin
140			TableNamesCombo.ItemIndex := 0;
141			if assigned(FUpdateObject.DataSet) and (FUpdateObject.DataSet is TIBQuery) and
142			((FUpdateObject.DataSet as TIBQuery).SQL.Text <> '') then
143			try
144			FIBSystemTables.GetTableAndColumns((FUpdateObject.DataSet as TIBQuery).SQL.Text,TableName,nil);
145			TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName);
146			except //ignore
147			end;
148			FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
149			FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
150			end;
151			end;
152
153			procedure TIBUpdateSQLEditorForm.FormClose(Sender: TObject;
154			var CloseAction: TCloseAction);
155			begin
156			if ModalResult = mrOK then
157			begin
158			UpdateSQLMemo;
159			FUpdateObject.ModifySQL.Assign(FModifySQL);
160			FUpdateObject.InsertSQL.Assign(FInsertSQL);
161			FUpdateObject.DeleteSQL.Assign(FDeleteSQL);
162			FUpdateObject.RefreshSQL.Assign(FRefreshSQL);
163			end;
164			end;
165
166			procedure TIBUpdateSQLEditorForm.TestBtnClick(Sender: TObject);
167			begin
168			if SQLMemo.Lines.Text <> '' then
169	tony	19	FIBSystemTables.TestSQL(SQLMemo.Lines.Text,GenerateParams.Checked);
170	tony	17	end;
171
172			procedure TIBUpdateSQLEditorForm.GenerateBtnClick(Sender: TObject);
173			var FieldNames: TStringList;
174			I: integer;
175			begin
176			FieldNames := TStringList.Create;
177			try
178			FUpdateObject.RefreshSQL.Clear;
179			FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldNames);
180			FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,FRefreshSQL);
181			FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,FDeleteSQL);
182			FieldNames.Clear;
183			FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldNames,true,false);
184			FIBSystemTables.GenerateInsertSQL(TableNamesCombo.Text,QuoteFields.Checked,
185			FieldNames,FInsertSQL);
186			if FieldList.SelCount = 0 then
187			begin
188			FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
189			FieldList.Items,FModifySQL);
190
191			end
192			else
193			begin
194			FieldNames.Clear;
195			for I := 0 to FieldList.Items.Count - 1 do
196			if FieldList.Selected[I] then
197			FieldNames.Add(FieldList.Items[I]);
198			FIBSystemTables.GenerateModifySQL(TableNamesCombo.Text,QuoteFields.Checked,
199			FieldNames,FModifySQL);
200			end;
201			FDirty := false;
202			PageControl.ActivePage := SQLPage;
203			finally
204			FieldNames.Free
205			end;
206			end;
207
208			procedure TIBUpdateSQLEditorForm.SQLMemoChange(Sender: TObject);
209			begin
210			FDirty := true
211			end;
212
213			procedure TIBUpdateSQLEditorForm.SQLPageShow(Sender: TObject);
214			begin
215			UpdateSQLMemo
216			end;
217
218			procedure TIBUpdateSQLEditorForm.StatementTypeClick(Sender: TObject);
219			begin
220			UpdateSQLMemo
221			end;
222
223			procedure TIBUpdateSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
224			begin
225			FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items,IncludePrimaryKeys.checked,false);
226			FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
227			end;
228
229			procedure TIBUpdateSQLEditorForm.UpdateSQLMemo;
230			begin
231			if FDirty then
232			case FCurrentStatement of
233			0: //Modify
234			FModifySQL.Assign(SQLMemo.Lines);
235			1: //Insert
236			FInsertSQL.Assign(SQLMemo.Lines);
237			2: // Delete
238			FDeleteSQL.Assign(SQLMemo.Lines);
239			3: //Refresh
240			FRefreshSQL.Assign(SQLMemo.Lines);
241			end;
242			FDirty := false;
243			case StatementType.ItemIndex of
244			0: // Modify
245			SQLMemo.Lines.Assign(FModifySQL) ;
246			1: //Insert
247			SQLMemo.Lines.Assign(FInsertSQL) ;
248			2: // Delete
249			SQLMemo.Lines.Assign(FDeleteSQL) ;
250			3: //Refresh
251			SQLMemo.Lines.Assign(FRefreshSQL) ;
252			end;
253			FCurrentStatement := StatementType.ItemIndex;
254			end;
255
256			constructor TIBUpdateSQLEditorForm.Create(TheOwner: TComponent);
257			begin
258			inherited Create(TheOwner);
259			FIBSystemTables := TIBSystemTables.Create;
260			FModifySQL := TStringList.Create;
261			FInsertSQL := TStringList.Create;
262			FDeleteSQL := TStringList.Create;
263			FRefreshSQL := TStringList.Create;
264			end;
265
266			destructor TIBUpdateSQLEditorForm.Destroy;
267			begin
268			if assigned(FIBSystemTables) then FIBSystemTables.Free;
269			if assigned(FModifySQL) then FModifySQL.Free;
270			if assigned(FInsertSQL) then FInsertSQL.Free;
271			if assigned(FDeleteSQL) then FDeleteSQL.Free;
272			if assigned(FRefreshSQL) then FRefreshSQL.Free;
273			inherited Destroy;
274			end;
275
276			procedure TIBUpdateSQLEditorForm.SetUpdateObject(AObject: TIBUpdateSQL);
277			begin
278			FUpdateObject := AObject;
279			if assigned(FUpdateObject.DataSet) then
280			begin
281			IBTransaction1.DefaultDatabase := FUpdateObject.DataSet.Database;
282			FIBSystemTables.SelectDatabase(FUpdateObject.DataSet.Database,IBTransaction1);
283			end;
284			end;
285
286
287			end.
288	tony	19