mirror of
https://github.com/danieleteti/delphimvcframework.git
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83 lines
1.7 KiB
ObjectPascal
83 lines
1.7 KiB
ObjectPascal
unit EngineChoiceFormU;
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interface
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uses
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Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
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Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls;
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type
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TRDBMSEngine = (PostgreSQL, Firebird, Interbase, MSSQLServer, MySQL, MariaDB, SQLite);
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TEngineChoiceForm = class(TForm)
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Button1: TButton;
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Label1: TLabel;
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Button2: TButton;
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Button3: TButton;
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Button4: TButton;
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Button5: TButton;
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Button6: TButton;
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Button7: TButton;
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procedure Button1Click(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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private
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fSelectedRDBMS: TRDBMSEngine;
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function SelectedRDBMS: TRDBMSEngine;
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public
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class function Execute: TRDBMSEngine;
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end;
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implementation
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{$R *.dfm}
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procedure TEngineChoiceForm.Button1Click(Sender: TObject);
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begin
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fSelectedRDBMS := TRDBMSEngine(TComponent(Sender).Tag);
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ModalResult := mrOk;
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end;
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class function TEngineChoiceForm.Execute: TRDBMSEngine;
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var
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lFrm: TEngineChoiceForm;
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begin
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Result := TRDBMSEngine.PostgreSQL;
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lFrm := TEngineChoiceForm.Create(nil);
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try
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if lFrm.ShowModal = mrOk then
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begin
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Result := lFrm.SelectedRDBMS;
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end
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else
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begin
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Application.Terminate;
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end;
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finally
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lFrm.Free;
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end;
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end;
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procedure TEngineChoiceForm.FormCreate(Sender: TObject);
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begin
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{$IFDEF USE_SEQUENCES}
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Button1.Enabled := False;
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Button2.Enabled := False;
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Button4.Enabled := False;
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Button5.Enabled := False;
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Button6.Enabled := False;
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Button7.Enabled := False;
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Caption := 'Use SEQUENCES';
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{$ELSE}
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Button3.Enabled := False;
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Caption := 'Use RETURNING';
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{$ENDIF}
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end;
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function TEngineChoiceForm.SelectedRDBMS: TRDBMSEngine;
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begin
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Result := fSelectedRDBMS;
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end;
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end.
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