111 lines
3.3 KiB
C++
111 lines
3.3 KiB
C++
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//-----------------------------------------------------------------------------
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// Basler pylon SDK
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// Copyright (c) 2006-2023 Basler AG
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// http://www.baslerweb.com
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// Author: Urs Helmig
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//-----------------------------------------------------------------------------
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/*!
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\file
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\brief Declaration of WaitObjects class
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*/
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#ifndef __WAITOBJECTS_H__
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#define __WAITOBJECTS_H__
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#if _MSC_VER > 1000
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#pragma once
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#endif // _MSC_VER > 1000
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#include <pylon/Platform.h>
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#ifdef _MSC_VER
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# pragma pack(push, PYLON_PACKING)
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#endif /* _MSC_VER */
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#include <pylon/WaitObject.h>
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namespace Pylon
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{
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class WaitObject;
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enum EWaitExResult;
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namespace PylonPrivate
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{
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struct WaitObjectsImpl;
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}
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// -------------------------------------------------------------------------
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// class WaitObjects
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// ----------------------------------------------------------------------
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/*!
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\brief A set of wait objects
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\ingroup PYLON_PUBLIC
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*/
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// ----------------------------------------------------------------------
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class PYLONBASE_API WaitObjects
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{
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public:
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/// Creates an empty wait object set
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WaitObjects();
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/// destructor
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~WaitObjects();
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/// copy constructor
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WaitObjects( const WaitObjects& );
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/// assignment operator
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WaitObjects& operator=( const WaitObjects& );
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public:
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/// Add an object to wait on and return the index of the added object
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/*!
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Calling Add from another thread during wait operations will cause undefined behaviour.
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*/
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unsigned Add( const WaitObject& o );
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/// Removes all added wait objects
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/*!
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Calling RemoveAll from another thread during wait operations will cause undefined behaviour.
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*/
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void RemoveAll( void );
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/// Wait for all objects to get signaled
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/*!
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\param timeout maximum wait period in milliseconds
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\return true if all objects were signaled
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*/
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bool WaitForAll( unsigned timeout ) const;
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/// Wait for any one object to get signaled
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/*!
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\param timeout maximum wait period in milliseconds
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\param *pIndex (optional) pointer to buffer taking the index of
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the signaled object
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\return true if any object was signaled.
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*/
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bool WaitForAny( unsigned timeout, unsigned* pIndex = NULL ) const;
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/// Wait for all objects to get signaled
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/*!
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\param bAlertable If true, the wait operation can be interrupted (Windows: APC; UNIX: signal)
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\param timeout maximum wait period in milliseconds
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*/
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EWaitExResult WaitForAllEx( unsigned timeout, bool bAlertable ) const;
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/// Wait for any one object to get signaled
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/*!
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\param timeout maximum wait period in milliseconds
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\param bAlertable If true, the wait operation can be interrupted (Windows: APC; UNIX: signal)
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\param *pIndex (optional) pointer to buffer taking the index of
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the signaled object
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*/
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EWaitExResult WaitForAnyEx( unsigned timeout, bool bAlertable, unsigned* pIndex = NULL ) const;
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private:
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PylonPrivate::WaitObjectsImpl* m_pImpl;
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};
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}
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#ifdef _MSC_VER
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# pragma pack(pop)
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#endif /* _MSC_VER */
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#endif //__WAITOBJECTS_H__
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