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unit ibdeletesqleditor;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
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StdCtrls, IBSystemTables, IBDatabase;
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type
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{ TIBDeleteSQLEditorForm }
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TIBDeleteSQLEditorForm = class(TForm)
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Button1: TButton;
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Button2: TButton;
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Button3: TButton;
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Button4: TButton;
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Label1: TLabel;
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Label3: TLabel;
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Label4: TLabel;
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PrimaryKeyList: TListBox;
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QuoteFields: TCheckBox;
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SQLText: TMemo;
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TableNamesCombo: TComboBox;
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procedure Button3Click(Sender: TObject);
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procedure Button4Click(Sender: TObject);
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procedure FormShow(Sender: TObject);
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procedure PrimaryKeyListDblClick(Sender: TObject);
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procedure TableNamesComboCloseUp(Sender: TObject);
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private
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{ private declarations }
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FIBSystemTables: TIBSystemTables;
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public
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{ public declarations }
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constructor Create(TheOwner: TComponent); override;
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destructor Destroy; override;
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procedure SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
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end;
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var
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IBDeleteSQLEditorForm: TIBDeleteSQLEditorForm;
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function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
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implementation
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function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
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begin
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Result := false;
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if assigned(Database) then
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begin
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if not assigned(Transaction) then
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begin
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if not assigned(Database.DefaultTransaction)then
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begin
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ShowMessage('No Default Transaction!');
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Exit
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end;
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Transaction := Database.DefaultTransaction
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end;
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Database.Connected := true;
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end;
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with TIBDeleteSQLEditorForm.Create(Application) do
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try
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SetDatabase(Database,Transaction);
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SQLText.Lines.Assign(SelectSQL);
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Result := ShowModal = mrOK;
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if Result then
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SelectSQL.Assign(SQLText.Lines)
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finally
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Free
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end;
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end;
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{ TIBDeleteSQLEditorForm }
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procedure TIBDeleteSQLEditorForm.FormShow(Sender: TObject);
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begin
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TableNamesCombo.Items.Clear;
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FIBSystemTables.GetTableNames(TableNamesCombo.Items);
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if TableNamesCombo.Items.Count > 0 then
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begin
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TableNamesCombo.ItemIndex := 0;
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FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
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end;
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end;
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procedure TIBDeleteSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
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begin
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SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
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SQLText.SetFocus
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end;
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procedure TIBDeleteSQLEditorForm.Button3Click(Sender: TObject);
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begin
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FIBSystemTables.GenerateDeleteSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines)
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end;
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procedure TIBDeleteSQLEditorForm.Button4Click(Sender: TObject);
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begin
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FIBSystemTables.TestSQL(SQLText.Lines.Text)
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end;
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procedure TIBDeleteSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
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begin
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FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
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end;
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constructor TIBDeleteSQLEditorForm.Create(TheOwner: TComponent);
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begin
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inherited Create(TheOwner);
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FIBSystemTables := TIBSystemTables.Create;
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end;
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destructor TIBDeleteSQLEditorForm.Destroy;
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begin
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if assigned(FIBSystemTables) then FIBSystemTables.Free;
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inherited Destroy;
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end;
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procedure TIBDeleteSQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
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begin
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FIBSystemTables.SelectDatabase(Database,Transaction)
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end;
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initialization
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{$I ibdeletesqleditor.lrs}
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end.
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