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113 lines
2.4 KiB
113 lines
2.4 KiB
13 years ago
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// This is the SIP interface definition for QSemaphore.
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//
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// Copyright (c) 2007
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// Riverbank Computing Limited <info@riverbankcomputing.co.uk>
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//
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// This file is part of PyQt.
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//
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// This copy of PyQt is free software; you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2, or (at your option) any later
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// version.
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//
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// PyQt is supplied in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along with
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// PyQt; see the file LICENSE. If not, write to the Free Software Foundation,
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// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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%ExportedDoc
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<Sect2><Title>QSemaphore (Qt v2.2+)</Title>
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<Para>
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<Literal>QSemaphore</Literal> is fully implemented. The <Literal>+=</Literal>
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and <Literal>-=</Literal> operators have also been implemented, but require
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Python v2.0 or later.
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</Para>
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</Sect2>
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%End
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%If (Qt_THREAD_SUPPORT)
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%If (Qt_3_0_0 -)
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class QSemaphore
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{
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%TypeHeaderCode
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#include <qsemaphore.h>
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%End
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public:
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QSemaphore(int);
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int available() const;
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int total() const;
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QSemaphore &operator+=(int);
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%MethodCode
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// Some versions of Qt v3 under Windows have a bug where the +=
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// operator doesn't work properly (but ++ does). This way we
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// make sure that the most common value of n (ie. 1) works
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// properly with the buggy version.
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Py_BEGIN_ALLOW_THREADS
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if (a0 == 1)
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(*sipCpp)++;
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else
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(*sipCpp) += a0;
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Py_END_ALLOW_THREADS
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%End
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QSemaphore &operator-=(int);
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%MethodCode
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// Some versions of Qt v3 under Windows have a bug where the -=
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// operator doesn't work properly (but -- does). This way we
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// make sure that the most common value of n (ie. 1) works
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// properly with the buggy version.
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Py_BEGIN_ALLOW_THREADS
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if (a0 == 1)
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(*sipCpp)--;
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else
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(*sipCpp) -= a0;
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Py_END_ALLOW_THREADS
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%End
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bool tryAccess(int);
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private:
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QSemaphore(const QSemaphore &);
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};
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%End
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%If (Qt_2_2_0 - Qt_3_0_0)
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class QSemaphore : Qt
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{
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%TypeHeaderCode
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#include <qthread.h>
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%End
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public:
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QSemaphore(int);
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int available() const;
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int total() const;
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QSemaphore &operator+=(int);
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QSemaphore &operator-=(int);
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private:
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QSemaphore(const QSemaphore &);
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};
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%End
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%End
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