tbx
0.7.5
tbx
pthreadguard.h
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/*
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* tbx RISC OS toolbox library
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*
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* Copyright (C) 2014 Alan Buckley All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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/*
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* PThreadGuard.h
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*
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* Created on: 6 Jun 2014
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* Author: alanb
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*/
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#ifndef TBX_PTHREADGUARD_H_
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#define TBX_PTHREADGUARD_H_
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#include "prepolllistener.h"
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#include "posteventlistener.h"
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class
PThreadGuard
:
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private
tbx::PrePollListener
,
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private
tbx::PostEventListener
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{
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PThreadGuard
();
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~
PThreadGuard
();
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static
PThreadGuard
*_instance;
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virtual
bool
pre_poll();
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virtual
void
post_event(
int
reason_code,
const
tbx::PollBlock
&poll_block,
const
tbx::IdBlock
&id_block,
int
reply_to);
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public
:
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static
void
start
();
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static
void
stop
();
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};
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#endif
/* TBX_PTHREADGUARD_H_ */
tbx::PollBlock
Structure holding the raw data from a call to Wimp_Poll.
Definition:
pollinfo.h:71
tbx::PostEventListener
Class to provide a listener to allow processing before the call to wimp poll.
Definition:
posteventlistener.h:47
PThreadGuard::stop
static void stop()
Turns off the thread guard.
Definition:
pthreadguard.cc:68
tbx::PrePollListener
Class to provide a listener to allow processing before the call to wimp poll.
Definition:
prepolllistener.h:47
PThreadGuard::start
static void start()
Start the pthread guard if it is not already started.
Definition:
pthreadguard.cc:53
PThreadGuard
Helper class to stop pthreads from executing during event processing which is unsafe.
Definition:
pthreadguard.h:41
tbx::IdBlock
Information passed back by the Toolbox with each toolbox event providing information on where the eve...
Definition:
pollinfo.h:41
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