https://git.reactos.org/?p=reactos.git;a=commitdiff;h=d2b91deb33ecc6c71c43693d0d216e02a3936492
commit d2b91deb33ecc6c71c43693d0d216e02a3936492 Author: Mark Jansen <[email protected]> AuthorDate: Wed Jan 29 21:48:16 2020 +0100 Commit: Ioannis Adamopoulos <[email protected]> CommitDate: Mon Apr 20 17:36:44 2020 +0300 [SHELL32] CMyDocsFolder: Ensure the object can be used without calling Initialize --- dll/win32/shell32/folders/CMyDocsFolder.cpp | 109 +++++++++++++++++++++++++++- dll/win32/shell32/folders/CMyDocsFolder.h | 5 ++ 2 files changed, 110 insertions(+), 4 deletions(-) diff --git a/dll/win32/shell32/folders/CMyDocsFolder.cpp b/dll/win32/shell32/folders/CMyDocsFolder.cpp index ae7e4673b90..91b5640ef59 100644 --- a/dll/win32/shell32/folders/CMyDocsFolder.cpp +++ b/dll/win32/shell32/folders/CMyDocsFolder.cpp @@ -34,34 +34,87 @@ CMyDocsFolder::~CMyDocsFolder() SHFree(m_pidlInner); } +HRESULT WINAPI CMyDocsFolder::FinalConstruct() +{ + m_pidlInner = _ILCreateMyDocuments(); + + if (!m_pidlInner) + return E_OUTOFMEMORY; + + return S_OK; +} + +HRESULT CMyDocsFolder::EnsureFolder() +{ + ATLASSERT(m_pidlInner); + + if (m_pisfInner) + return S_OK; + + + HRESULT hr = SHELL32_CoCreateInitSF(m_pidlInner, + &CLSID_ShellFSFolder, + CSIDL_PERSONAL, + IID_PPV_ARG(IShellFolder2, &m_pisfInner)); + + if (FAILED_UNEXPECTEDLY(hr)) + return hr; + + return S_OK; +} + HRESULT WINAPI CMyDocsFolder::ParseDisplayName(HWND hwndOwner, LPBC pbc, LPOLESTR lpszDisplayName, ULONG *pchEaten, PIDLIST_RELATIVE *ppidl, ULONG *pdwAttributes) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->ParseDisplayName(hwndOwner, pbc, lpszDisplayName, pchEaten, ppidl, pdwAttributes); } HRESULT WINAPI CMyDocsFolder::EnumObjects(HWND hwndOwner, DWORD dwFlags, LPENUMIDLIST *ppEnumIDList) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->EnumObjects(hwndOwner, dwFlags, ppEnumIDList); } HRESULT WINAPI CMyDocsFolder::BindToObject(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->BindToObject(pidl, pbcReserved, riid, ppvOut); } HRESULT WINAPI CMyDocsFolder::BindToStorage(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->BindToStorage(pidl, pbcReserved, riid, ppvOut); } HRESULT WINAPI CMyDocsFolder::CompareIDs(LPARAM lParam, PCUIDLIST_RELATIVE pidl1, PCUIDLIST_RELATIVE pidl2) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->CompareIDs(lParam, pidl1, pidl2); } HRESULT WINAPI CMyDocsFolder::CreateViewObject(HWND hwndOwner, REFIID riid, LPVOID *ppvOut) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->CreateViewObject(hwndOwner, riid, ppvOut); } @@ -71,6 +124,10 @@ HRESULT WINAPI CMyDocsFolder::GetAttributesOf(UINT cidl, PCUITEMID_CHILD_ARRAY a SFGAO_STORAGE | SFGAO_HASPROPSHEET | SFGAO_STORAGEANCESTOR | SFGAO_CANCOPY | SFGAO_FILESYSANCESTOR | SFGAO_FOLDER | SFGAO_FILESYSTEM | SFGAO_HASSUBFOLDER | SFGAO_CANRENAME | SFGAO_CANDELETE; + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + if(cidl) return m_pisfInner->GetAttributesOf(cidl, apidl, rgfInOut); @@ -91,6 +148,10 @@ HRESULT WINAPI CMyDocsFolder::GetAttributesOf(UINT cidl, PCUITEMID_CHILD_ARRAY a HRESULT WINAPI CMyDocsFolder::GetUIObjectOf(HWND hwndOwner, UINT cidl, PCUITEMID_CHILD_ARRAY apidl, REFIID riid, UINT * prgfInOut, LPVOID * ppvOut) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->GetUIObjectOf(hwndOwner, cidl, apidl, riid, prgfInOut, ppvOut); } @@ -99,6 +160,10 @@ HRESULT WINAPI CMyDocsFolder::GetDisplayNameOf(PCUITEMID_CHILD pidl, DWORD dwFla if (!strRet || !pidl) return E_INVALIDARG; + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + /* If we got an fs item just forward to the fs folder */ if (!_ILIsSpecialFolder(pidl)) return m_pisfInner->GetDisplayNameOf(pidl, dwFlags, strRet); @@ -120,41 +185,73 @@ HRESULT WINAPI CMyDocsFolder::GetDisplayNameOf(PCUITEMID_CHILD pidl, DWORD dwFla HRESULT WINAPI CMyDocsFolder::SetNameOf(HWND hwndOwner, PCUITEMID_CHILD pidl, /* simple pidl */ LPCOLESTR lpName, DWORD dwFlags, PITEMID_CHILD *pPidlOut) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->SetNameOf(hwndOwner, pidl, lpName, dwFlags, pPidlOut); } HRESULT WINAPI CMyDocsFolder::GetDefaultSearchGUID(GUID *pguid) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->GetDefaultSearchGUID(pguid); } HRESULT WINAPI CMyDocsFolder::EnumSearches(IEnumExtraSearch ** ppenum) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->EnumSearches(ppenum); } HRESULT WINAPI CMyDocsFolder::GetDefaultColumn(DWORD dwRes, ULONG *pSort, ULONG *pDisplay) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->GetDefaultColumn(dwRes, pSort, pDisplay); } HRESULT WINAPI CMyDocsFolder::GetDefaultColumnState(UINT iColumn, DWORD *pcsFlags) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->GetDefaultColumnState(iColumn, pcsFlags); } HRESULT WINAPI CMyDocsFolder::GetDetailsEx(PCUITEMID_CHILD pidl, const SHCOLUMNID *pscid, VARIANT *pv) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->GetDetailsEx(pidl, pscid, pv); } HRESULT WINAPI CMyDocsFolder::GetDetailsOf(PCUITEMID_CHILD pidl, UINT iColumn, SHELLDETAILS *psd) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->GetDetailsOf(pidl, iColumn, psd); } HRESULT WINAPI CMyDocsFolder::MapColumnToSCID(UINT column, SHCOLUMNID *pscid) { + HRESULT hr = EnsureFolder(); + if (FAILED(hr)) + return hr; + return m_pisfInner->MapColumnToSCID(column, pscid); } @@ -170,14 +267,18 @@ HRESULT WINAPI CMyDocsFolder::GetClassID(CLSID *lpClassId) HRESULT WINAPI CMyDocsFolder::Initialize(PCIDLIST_ABSOLUTE pidl) { + if (m_pisfInner) + return E_INVALIDARG; + + if (m_pidlInner) + SHFree(m_pidlInner); + m_pidlInner = ILClone(pidl); + if (!m_pidlInner) return E_OUTOFMEMORY; - return SHELL32_CoCreateInitSF(m_pidlInner, - &CLSID_ShellFSFolder, - CSIDL_PERSONAL, - IID_PPV_ARG(IShellFolder2, &m_pisfInner)); + return EnsureFolder(); } HRESULT WINAPI CMyDocsFolder::GetCurFolder(PIDLIST_ABSOLUTE *pidl) diff --git a/dll/win32/shell32/folders/CMyDocsFolder.h b/dll/win32/shell32/folders/CMyDocsFolder.h index 6bed840fcbc..c462ab9c200 100644 --- a/dll/win32/shell32/folders/CMyDocsFolder.h +++ b/dll/win32/shell32/folders/CMyDocsFolder.h @@ -32,10 +32,15 @@ class CMyDocsFolder : private: CComPtr<IShellFolder2> m_pisfInner; LPITEMIDLIST m_pidlInner; + + HRESULT EnsureFolder(); + public: CMyDocsFolder(); ~CMyDocsFolder(); + HRESULT WINAPI FinalConstruct(); + // IShellFolder virtual HRESULT WINAPI ParseDisplayName(HWND hwndOwner, LPBC pbc, LPOLESTR lpszDisplayName, DWORD *pchEaten, PIDLIST_RELATIVE *ppidl, DWORD *pdwAttributes); virtual HRESULT WINAPI EnumObjects(HWND hwndOwner, DWORD dwFlags, LPENUMIDLIST *ppEnumIDList);
