66 lines
1.2 KiB
ObjectPascal
66 lines
1.2 KiB
ObjectPascal
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unit X2UtService;
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interface
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uses
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X2UtService.Intf;
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type
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TX2Service = class(TObject)
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public
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class function Run(AService: IX2Service): IX2ServiceContext;
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end;
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function IsUserInteractive: Boolean;
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implementation
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uses
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System.SysUtils,
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Winapi.Windows,
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X2UtService.GUIContext,
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X2UtService.ServiceContext;
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function IsUserInteractive: Boolean;
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var
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windowStation: HWINSTA;
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userObject: TUserObjectFlags;
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lengthNeeded: Cardinal;
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begin
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Result := True;
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windowStation := GetProcessWindowStation;
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if windowStation <> 0 then
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begin
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lengthNeeded := 0;
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FillChar(userObject, SizeOf(userObject), 0);
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if GetUserObjectInformation(windowStation, UOI_FLAGS, @userObject, SizeOf(userObject), lengthNeeded) and
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((userObject.dwFlags and WSF_VISIBLE) = 0) then
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begin
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Result := False;
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end;
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end;
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end;
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{ TX2Service }
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class function TX2Service.Run(AService: IX2Service): IX2ServiceContext;
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begin
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if FindCmdLineSwitch('install', ['-', '/'], True) or
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FindCmdLineSwitch('uninstall', ['-', '/'], True) or
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(not IsUserInteractive) then
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begin
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Result := TX2ServiceContextService.Create(AService);
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end else
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Result := TX2ServiceContextGUI.Create(AService);
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end;
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end.
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