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+{
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+ $Id$
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+ This file is part of the Free Component Library (FCL)
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+ Copyright (c) 1999-2002 by the Free Pascal development team
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+
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+ See the file COPYING.FPC, included in this distribution,
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+ for details about the copyright.
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+
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+ This program is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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+
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+ **********************************************************************}
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+
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+{****************************************************************************}
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+{* TThread *}
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+{****************************************************************************}
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+
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+{$WARNING This file is only a stub, and will not work!}
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+
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+const
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+ ThreadCount: longint = 0;
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+
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+(* Implementation of exported functions *)
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+
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+procedure AddThread (T: TThread);
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+begin
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+ Inc (ThreadCount);
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+end;
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+
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+
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+procedure RemoveThread (T: TThread);
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+begin
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+ Dec (ThreadCount);
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+end;
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+
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+
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+procedure TThread.CallOnTerminate;
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+begin
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+ FOnTerminate (Self);
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+end;
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+
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+
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+function TThread.GetPriority: TThreadPriority;
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+var
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+{ PTIB: PThreadInfoBlock;
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+ PPIB: PProcessInfoBlock;}
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+ I: TThreadPriority;
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+begin
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+{
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+ DosGetInfoBlocks (@PTIB, @PPIB);
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+ with PTIB^.TIB2^ do
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+ if Priority >= $300 then GetPriority := tpTimeCritical else
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+ if Priority < $200 then GetPriority := tpIdle else
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+ begin
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+ I := Succ (Low (TThreadPriority));
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+ while (I < High (TThreadPriority)) and
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+ (Priority - Priorities [I] <= Priorities [Succ (I)] - Priority) do Inc (I);
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+ GetPriority := I;
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+ end;
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+}
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+end;
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+
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+
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+procedure TThread.SetPriority(Value: TThreadPriority);
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+{var
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+ PTIB: PThreadInfoBlock;
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+ PPIB: PProcessInfoBlock;}
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+begin
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+{ DosGetInfoBlocks (@PTIB, @PPIB);}
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+(*
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+ PTIB^.TIB2^.Priority := Priorities [Value];
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+*)
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+{
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+ DosSetPriority (2, High (Priorities [Value]),
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+ Low (Priorities [Value]) - PTIB^.TIB2^.Priority, FHandle);}
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+end;
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+
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+
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+procedure TThread.SetSuspended(Value: Boolean);
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+begin
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+ if Value <> FSuspended then
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+ begin
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+ if Value then Suspend else Resume;
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+ end;
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+end;
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+
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+
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+procedure TThread.DoTerminate;
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+begin
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+ if Assigned (FOnTerminate) then Synchronize (@CallOnTerminate);
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+end;
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+
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+
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+procedure TThread.Synchronize(Method: TThreadMethod);
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+begin
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+end;
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+
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+
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+function ThreadProc(Args: pointer): Integer; cdecl;
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+var
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+ FreeThread: Boolean;
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+ Thread: TThread absolute Args;
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+begin
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+ try
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+ Thread.Execute;
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+ except
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+ Thread.FFatalException := TObject(AcquireExceptionObject);
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+ end;
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+ FreeThread := Thread.FFreeOnTerminate;
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+ Result := Thread.FReturnValue;
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+ Thread.FFinished := True;
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+ Thread.DoTerminate;
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+ if FreeThread then Thread.Free;
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+{
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+ DosExit (deThread, Result);
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+}
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+end;
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+
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+constructor TThread.Create(CreateSuspended: Boolean);
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+var
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+ Flags: cardinal;
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+begin
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+ inherited Create;
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+ AddThread (Self);
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+{
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+ FSuspended := CreateSuspended;
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+ Flags := dtStack_Commited;
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+ if FSuspended then Flags := Flags or dtSuspended;
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+ if DosCreateThread (cardinal (FThreadID), @ThreadProc, pointer (Self),
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+ Flags, 16384) <> 0 then
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+ begin
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+ FFinished := true;
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+ Destroy;
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+ end else FHandle := FThreadID;
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+ IsMultiThread := true;
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+ FFatalException := nil;
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+}
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+end;
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+
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+
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+destructor TThread.Destroy;
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+begin
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+ if not FFinished and not Suspended then
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+ begin
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+ Terminate;
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+ WaitFor;
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+ end;
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+{
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+ if FHandle <> -1 then DosKillThread (cardinal (FHandle));
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+ FFatalException.Free;
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+ FFatalException := nil;
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+ inherited Destroy;
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+ RemoveThread (Self);
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+}
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+end;
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+
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+procedure TThread.Resume;
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+begin
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+{ FSuspended := not (DosResumeThread (cardinal (FHandle)) = 0);}
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+end;
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+
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+
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+procedure TThread.Suspend;
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+begin
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+{ FSuspended := DosSuspendThread (cardinal (FHandle)) = 0;}
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+end;
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+
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+
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+procedure TThread.Terminate;
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+begin
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+ FTerminated := true;
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+end;
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+
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+
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+function TThread.WaitFor: Integer;
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+var
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+ FH: cardinal;
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+begin
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+{ WaitFor := DosWaitThread (FH, dtWait);}
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+end;
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+
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+
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+{
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+ $Log$
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+ Revision 1.1 2004-06-06 14:45:20 karoly
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+ * dummy file to have classes compiled, still needs lot of work
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+
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+}
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