winamp/Src/omBrowser/browserWndRecord.cpp

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2024-09-24 13:54:57 +01:00
#include "main.h"
#include "./browserWndRecord.h"
OmBrowserWndRecord::OmBrowserWndRecord(HWND hwnd, const GUID *type)
: ref(1)
{
this->hwnd = hwnd;
this->type = (NULL != type) ? *type : GUID_NULL;
}
OmBrowserWndRecord::~OmBrowserWndRecord()
{
}
HRESULT OmBrowserWndRecord::CreateInstance(HWND hwnd, const GUID *type, OmBrowserWndRecord **instance)
{
if (NULL == instance) return E_POINTER;
if (NULL == hwnd)
{
*instance = NULL;
return E_INVALIDARG;
}
*instance = new OmBrowserWndRecord(hwnd, type);
if (NULL == *instance) return E_OUTOFMEMORY;
return S_OK;
}
ULONG OmBrowserWndRecord::AddRef()
{
return InterlockedIncrement((LONG*)&ref);
}
ULONG OmBrowserWndRecord::Release()
{
if (0 == ref)
return ref;
LONG r = InterlockedDecrement((LONG*)&ref);
if (0 == r)
delete(this);
return r;
}
HWND OmBrowserWndRecord::GetHwnd()
{
return hwnd;
}
HRESULT OmBrowserWndRecord::GetType(GUID *windowType)
{
if (NULL == windowType) return E_POINTER;
*windowType = type;
return S_OK;
}
HRESULT OmBrowserWndRecord::IsEqualType(const GUID *windowType)
{
if (NULL == windowType)
{
return (FALSE != IsEqualGUID(GUID_NULL, type)) ? S_OK : S_FALSE;
}
return (FALSE != IsEqualGUID(*windowType, type)) ? S_OK : S_FALSE;
}