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// This is the SIP interface definition for TQSemaphore.
//
// Copyright (c) 2007
// Riverbank Computing Limited <info@riverbankcomputing.co.uk>
//
// This file is part of PyTQt.
//
// This copy of PyTQt is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 2, or (at your option) any later
// version.
//
// PyTQt is supplied in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
// details.
//
// You should have received a copy of the GNU General Public License along with
// PyTQt; see the file LICENSE. If not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
%ExportedDoc
<Sect2><Title>TQSemaphore (TQt v2.2+)</Title>
<Para>
<Literal>TQSemaphore</Literal> is fully implemented. The <Literal>+=</Literal>
and <Literal>-=</Literal> operators have also been implemented, but require
Python v2.0 or later.
</Para>
</Sect2>
%End
%If (TQt_THREAD_SUPPORT)
class TQSemaphore
{
%TypeHeaderCode
#include <tqsemaphore.h>
%End
public:
TQSemaphore(int);
int available() const;
int total() const;
TQSemaphore &operator+=(int);
%MethodCode
// Some versions of TQt v3 under Windows have a bug where the +=
// operator doesn't work properly (but ++ does). This way we
// make sure that the most common value of n (ie. 1) works
// properly with the buggy version.
Py_BEGIN_ALLOW_THREADS
if (a0 == 1)
(*sipCpp)++;
else
(*sipCpp) += a0;
Py_END_ALLOW_THREADS
%End
TQSemaphore &operator-=(int);
%MethodCode
// Some versions of TQt v3 under Windows have a bug where the -=
// operator doesn't work properly (but -- does). This way we
// make sure that the most common value of n (ie. 1) works
// properly with the buggy version.
Py_BEGIN_ALLOW_THREADS
if (a0 == 1)
(*sipCpp)--;
else
(*sipCpp) -= a0;
Py_END_ALLOW_THREADS
%End
bool tryAccess(int);
private:
TQSemaphore(const TQSemaphore &);
};
%End
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