winamp/Src/external_dependencies/openmpt-trunk/mptrack/LinkResolver.cpp
2024-09-24 14:54:57 +02:00

62 lines
1.5 KiB
C++

/*
* LinkResolver.cpp
* ----------------
* Purpose: Resolve Windows shell link targets
* Notes : (currently none)
* Authors: OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#include "stdafx.h"
#include "LinkResolver.h"
#include <atlconv.h>
OPENMPT_NAMESPACE_BEGIN
LinkResolver::LinkResolver()
{
HRESULT result = CoCreateInstance(CLSID_ShellLink,
0,
CLSCTX_INPROC_SERVER,
IID_IShellLink,
reinterpret_cast<LPVOID *>(&psl));
if(SUCCEEDED(result) && psl != nullptr)
{
psl->QueryInterface(IID_IPersistFile, reinterpret_cast<LPVOID *>(&ppf));
}
}
LinkResolver::~LinkResolver()
{
if(ppf != nullptr)
ppf->Release();
if(psl != nullptr)
psl->Release();
}
mpt::PathString LinkResolver::Resolve(const TCHAR *inPath)
{
if(ppf == nullptr)
return {};
SHFILEINFO info;
Clear(info);
if((SHGetFileInfo(inPath, 0, &info, sizeof(info), SHGFI_ATTRIBUTES) == 0) || !(info.dwAttributes & SFGAO_LINK))
return {};
USES_CONVERSION; // T2COLE needs this
if(ppf != nullptr && SUCCEEDED(ppf->Load(T2COLE(inPath), STGM_READ)))
{
if(SUCCEEDED(psl->Resolve(AfxGetMainWnd()->m_hWnd, MAKELONG(SLR_ANY_MATCH | SLR_NO_UI | SLR_NOSEARCH, 100))))
{
TCHAR outPath[MAX_PATH];
psl->GetPath(outPath, mpt::saturate_cast<int>(std::size(outPath)), nullptr, 0);
return mpt::PathString::FromNative(outPath);
}
}
return {};
}
OPENMPT_NAMESPACE_END