/*
- * Copyright (c) 2014 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
// CLASS HEADER
#include <dali/public-api/signals/functor-delegate.h>
+// EXTERNAL INCLUDES
+#include <type_traits>
+
namespace Dali
{
+namespace
+{
+/**
+ * our implementation currently relies on C function pointer to be the size of void*
+ * in FunctorDispatcher we pass the C function as void* as the code is common between member
+ * functions and regular functions.
+ * If this assert fails, please implement the template specialisation for C functions.
+ */
+static_assert(sizeof(void*) == sizeof(&FunctorDispatcher<void>::Dispatch), "Need to implement template specialisation for C functions");
+} // namespace
FunctorDelegate::~FunctorDelegate()
{
- if( mObjectPointer )
+ if(mFunctorPointer)
{
- (*mDestructorDispatcher)( mObjectPointer );
+ (*mDestructorDispatcher)(mFunctorPointer);
}
}
void FunctorDelegate::Execute()
{
- if( mObjectPointer )
+ if(mFunctorPointer)
{
Dispatcher dispatcher = mMemberFunctionDispatcher;
- (*dispatcher)( mObjectPointer );
+ (*dispatcher)(mFunctorPointer);
}
}
-FunctorDelegate::FunctorDelegate( void* objectPtr, Dispatcher dispatcher, Destructor destructor )
-: mObjectPointer( objectPtr ),
- mMemberFunctionDispatcher( dispatcher ),
- mDestructorDispatcher( destructor )
+FunctorDelegate::FunctorDelegate(void* objectPtr, Dispatcher dispatcher, Destructor destructor)
+: mFunctorPointer(objectPtr),
+ mMemberFunctionDispatcher(dispatcher),
+ mDestructorDispatcher(destructor)
{
}