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// slang-castable-list-impl.cpp
#include "slang-castable-list-impl.h"
namespace Slang {
/* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! UnknownCastableAdapter !!!!!!!!!!!!!!!!!!!!!!!!!!! */
void* UnknownCastableAdapter::castAs(const Guid& guid)
{
if (auto intf = getInterface(guid))
{
return intf;
}
if (auto obj = getObject(guid))
{
return obj;
}
if (m_found && guid == m_foundGuid)
{
return m_found;
}
ComPtr<ISlangUnknown> cast;
if (SLANG_SUCCEEDED(m_contained->queryInterface(guid, (void**)cast.writeRef())) && cast)
{
// Save the interface in the cache
m_found = cast;
m_foundGuid = guid;
return cast;
}
return nullptr;
}
void* UnknownCastableAdapter::getInterface(const Guid& guid)
{
if (guid == ISlangUnknown::getTypeGuid() ||
guid == ICastable::getTypeGuid())
{
return static_cast<ICastable*>(this);
}
return nullptr;
}
void* UnknownCastableAdapter::getObject(const Guid& guid)
{
SLANG_UNUSED(guid);
return nullptr;
}
/* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! CastableList !!!!!!!!!!!!!!!!!!!!!!!!!!! */
CastableList::~CastableList()
{
for (auto castable : m_list)
{
castable->release();
}
}
void* CastableList::castAs(const Guid& guid)
{
if (auto intf = getInterface(guid))
{
return intf;
}
return getObject(guid);
}
void* CastableList::getInterface(const Guid& guid)
{
if (guid == ISlangUnknown::getTypeGuid() ||
guid == ICastable::getTypeGuid() ||
guid == ICastableList::getTypeGuid())
{
return static_cast<ICastableList*>(this);
}
return nullptr;
}
void* CastableList::getObject(const Guid& guid)
{
SLANG_UNUSED(guid);
return nullptr;
}
void* CastableList::find(const Guid& guid)
{
for (ICastable* castable : m_list)
{
if (auto ptr = castable->castAs(guid))
{
return ptr;
}
}
return nullptr;
}
Index CastableList::indexOf(ICastable* castable)
{
const Count count = m_list.getCount();
for (Index i = 0; i < count; ++i)
{
ICastable* cur = m_list[i];
if (cur == castable)
{
return i;
}
}
return -1;
}
void CastableList::add(ICastable* castable)
{
SLANG_ASSERT(castable);
castable->addRef();
m_list.add(castable);
}
void CastableList::removeAt(Index i)
{
auto castable = m_list[i];
m_list.removeAt(i);
castable->release();
}
void CastableList::clear()
{
for (auto castable : m_list)
{
castable->release();
}
m_list.clear();
}
void CastableList::addUnknown(ISlangUnknown* unk)
{
// If it has ICastable interface we can just add as that
{
ComPtr<ICastable> castable;
if (SLANG_SUCCEEDED(unk->queryInterface(ICastable::getTypeGuid(), (void**)castable.writeRef())) && castable)
{
return add(castable);
}
}
// Wrap it in an adapter
IUnknownCastableAdapter* adapter = new UnknownCastableAdapter(unk);
add(adapter);
}
Index CastableList::indexOfUnknown(ISlangUnknown* unk)
{
SLANG_ASSERT(unk);
// If it has a castable interface we can just look for that
{
ComPtr<ICastable> castable;
if (SLANG_SUCCEEDED(unk->queryInterface(ICastable::getTypeGuid(), (void**)castable.writeRef())) && castable)
{
return indexOf(castable);
}
}
// It's not derived from ICastable, so can only be in list via an adapter
const Count count = m_list.getCount();
for (Index i = 0; i < count; ++i)
{
auto adapter = as<IUnknownCastableAdapter>(m_list[i]);
if (adapter && adapter->getContained() == unk)
{
return i;
}
}
return -1;
}
} // namespace Slang
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