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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef CCThreadTask_h
#define CCThreadTask_h
#include "CCThread.h"
#include "CrossThreadCopier.h"
#include "CrossThreadTask.h"
#include <wtf/PassOwnPtr.h>
#include <wtf/PassRefPtr.h>
namespace WebCore {
template<typename T>
class CCThreadTask0 : public CCThread::Task {
public:
typedef void (T::*Method)();
typedef CCThreadTask0<T> CCThreadTaskImpl;
static PassOwnPtr<CCThreadTaskImpl> create(T* instance, Method method)
{
return adoptPtr(new CCThreadTaskImpl(instance, method));
}
private:
CCThreadTask0(T* instance, Method method)
: CCThread::Task(instance)
, m_method(method)
{
}
virtual void performTask()
{
(*static_cast<T*>(instance()).*m_method)();
}
private:
Method m_method;
};
template<typename T, typename P1, typename MP1>
class CCThreadTask1 : public CCThread::Task {
public:
typedef void (T::*Method)(MP1);
typedef CCThreadTask1<T, P1, MP1> CCThreadTaskImpl;
typedef typename CrossThreadTaskTraits<P1>::ParamType Param1;
static PassOwnPtr<CCThreadTaskImpl> create(T* instance, Method method, Param1 parameter1)
{
return adoptPtr(new CCThreadTaskImpl(instance, method, parameter1));
}
private:
CCThreadTask1(T* instance, Method method, Param1 parameter1)
: CCThread::Task(instance)
, m_method(method)
, m_parameter1(parameter1)
{
}
virtual void performTask()
{
(*static_cast<T*>(instance()).*m_method)(m_parameter1);
}
private:
Method m_method;
P1 m_parameter1;
};
template<typename T, typename P1, typename MP1, typename P2, typename MP2>
class CCThreadTask2 : public CCThread::Task {
public:
typedef void (T::*Method)(MP1, MP2);
typedef CCThreadTask2<T, P1, MP1, P2, MP2> CCThreadTaskImpl;
typedef typename CrossThreadTaskTraits<P1>::ParamType Param1;
typedef typename CrossThreadTaskTraits<P2>::ParamType Param2;
static PassOwnPtr<CCThreadTaskImpl> create(T* instance, Method method, Param1 parameter1, Param2 parameter2)
{
return adoptPtr(new CCThreadTaskImpl(instance, method, parameter1, parameter2));
}
private:
CCThreadTask2(T* instance, Method method, Param1 parameter1, Param2 parameter2)
: CCThread::Task(instance)
, m_method(method)
, m_parameter1(parameter1)
, m_parameter2(parameter2)
{
}
virtual void performTask()
{
(*static_cast<T*>(instance()).*m_method)(m_parameter1, m_parameter2);
}
private:
Method m_method;
P1 m_parameter1;
P2 m_parameter2;
};
template<typename T, typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3>
class CCThreadTask3 : public CCThread::Task {
public:
typedef void (T::*Method)(MP1, MP2, MP3);
typedef CCThreadTask3<T, P1, MP1, P2, MP2, P3, MP3> CCThreadTaskImpl;
typedef typename CrossThreadTaskTraits<P1>::ParamType Param1;
typedef typename CrossThreadTaskTraits<P2>::ParamType Param2;
typedef typename CrossThreadTaskTraits<P3>::ParamType Param3;
static PassOwnPtr<CCThreadTaskImpl> create(T* instance, Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3)
{
return adoptPtr(new CCThreadTaskImpl(instance, method, parameter1, parameter2, parameter3));
}
private:
CCThreadTask3(T* instance, Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3)
: CCThread::Task(instance)
, m_method(method)
, m_parameter1(parameter1)
, m_parameter2(parameter2)
, m_parameter3(parameter3)
{
}
virtual void performTask()
{
(*static_cast<T*>(instance()).*m_method)(m_parameter1, m_parameter2, m_parameter3);
}
private:
Method m_method;
P1 m_parameter1;
P2 m_parameter2;
P3 m_parameter3;
};
template<typename T, typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4>
class CCThreadTask4 : public CCThread::Task {
public:
typedef void (T::*Method)(MP1, MP2, MP3, MP4);
typedef CCThreadTask4<T, P1, MP1, P2, MP2, P3, MP3, P4, MP4> CCThreadTaskImpl;
typedef typename CrossThreadTaskTraits<P1>::ParamType Param1;
typedef typename CrossThreadTaskTraits<P2>::ParamType Param2;
typedef typename CrossThreadTaskTraits<P3>::ParamType Param3;
typedef typename CrossThreadTaskTraits<P4>::ParamType Param4;
static PassOwnPtr<CCThreadTaskImpl> create(T* instance, Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4)
{
return adoptPtr(new CCThreadTaskImpl(instance, method, parameter1, parameter2, parameter3, parameter4));
}
private:
CCThreadTask4(T* instance, Method method, Param1 parameter1, Param2 parameter2, Param3 parameter3, Param4 parameter4)
: CCThread::Task(instance)
, m_method(method)
, m_parameter1(parameter1)
, m_parameter2(parameter2)
, m_parameter3(parameter3)
, m_parameter4(parameter4)
{
}
virtual void performTask()
{
(*static_cast<T*>(instance()).*m_method)(m_parameter1, m_parameter2, m_parameter3, m_parameter4);
}
private:
Method m_method;
P1 m_parameter1;
P2 m_parameter2;
P3 m_parameter3;
P4 m_parameter4;
};
template<typename T>
PassOwnPtr<CCThread::Task> createCCThreadTask(
T* const callee,
void (T::*method)());
template<typename T>
PassOwnPtr<CCThread::Task> createCCThreadTask(
T* const callee,
void (T::*method)())
{
return CCThreadTask0<T>::create(
callee,
method);
}
template<typename T, typename P1, typename MP1>
PassOwnPtr<CCThread::Task> createCCThreadTask(
T* const callee,
void (T::*method)(MP1),
const P1& parameter1)
{
return CCThreadTask1<T, typename CrossThreadCopier<P1>::Type, MP1>::create(
callee,
method,
CrossThreadCopier<P1>::copy(parameter1));
}
template<typename T, typename P1, typename MP1, typename P2, typename MP2>
PassOwnPtr<CCThread::Task> createCCThreadTask(
T* const callee,
void (T::*method)(MP1, MP2),
const P1& parameter1,
const P2& parameter2)
{
return CCThreadTask2<T, typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2>::create(
callee,
method,
CrossThreadCopier<P1>::copy(parameter1),
CrossThreadCopier<P2>::copy(parameter2));
}
template<typename T, typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3>
PassOwnPtr<CCThread::Task> createCCThreadTask(
T* const callee,
void (T::*method)(MP1, MP2, MP3),
const P1& parameter1,
const P2& parameter2,
const P3& parameter3)
{
return CCThreadTask3<T, typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2, typename CrossThreadCopier<P3>::Type, MP3>::create(
callee,
method,
CrossThreadCopier<P1>::copy(parameter1),
CrossThreadCopier<P2>::copy(parameter2),
CrossThreadCopier<P3>::copy(parameter3));
}
template<typename T, typename P1, typename MP1, typename P2, typename MP2, typename P3, typename MP3, typename P4, typename MP4>
PassOwnPtr<CCThread::Task> createCCThreadTask(
T* const callee,
void (T::*method)(MP1, MP2, MP3, MP4),
const P1& parameter1,
const P2& parameter2,
const P3& parameter3,
const P4& parameter4)
{
return CCThreadTask4<T, typename CrossThreadCopier<P1>::Type, MP1, typename CrossThreadCopier<P2>::Type, MP2, typename CrossThreadCopier<P3>::Type, MP3, typename CrossThreadCopier<P4>::Type, MP4>::create(
callee,
method,
CrossThreadCopier<P1>::copy(parameter1),
CrossThreadCopier<P2>::copy(parameter2),
CrossThreadCopier<P3>::copy(parameter3),
CrossThreadCopier<P4>::copy(parameter4));
}
} // namespace WebCore
#endif // CCThreadTask_h
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