mirror of
https://github.com/reactos/reactos.git
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[RSHELL]
* Implement a rudimentary but mostly functional (for start menu purposes) CMergedFolder class. It's still disabled by default because clicking on an item in a merged folder appears to fail to execute it. svn path=/branches/shell-experiments/; revision=63658
This commit is contained in:
David Quintana
parent
9ebe8b2e4e
commit
f03fef66d1
5 changed files with 449 additions and 106 deletions
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@ -25,18 +25,33 @@
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WINE_DEFAULT_DEBUG_CHANNEL(CMergedFolder);
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struct LocalPidlInfo
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{
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int side; // -1 local, 0 shared, 1 common
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LPITEMIDLIST pidl;
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};
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class CEnumMergedFolder :
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public CComObjectRootEx<CComMultiThreadModelNoCS>,
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public IEnumIDList
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{
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private:
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CComPtr<IShellFolder> m_UserLocalFolder;
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CComPtr<IShellFolder> m_AllUSersFolder;
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CComPtr<IEnumIDList> m_UserLocal;
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CComPtr<IEnumIDList> m_AllUSers;
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BOOL m_FirstDone;
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HWND m_HwndOwner;
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SHCONTF m_Flags;
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HDSA m_hDsa;
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UINT m_hDsaIndex;
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UINT m_hDsaCount;
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public:
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CEnumMergedFolder() : m_UserLocal(NULL), m_AllUSers(NULL), m_FirstDone(FALSE) {}
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virtual ~CEnumMergedFolder() {}
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CEnumMergedFolder();
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virtual ~CEnumMergedFolder();
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DECLARE_NOT_AGGREGATABLE(CEnumMergedFolder)
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DECLARE_PROTECT_FINAL_CONSTRUCT()
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@ -45,84 +60,346 @@ public:
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COM_INTERFACE_ENTRY_IID(IID_IEnumIDList, IEnumIDList)
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END_COM_MAP()
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HRESULT Begin(HWND hwndOwner, SHCONTF flags, IShellFolder * userLocal, IShellFolder * allUSers)
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{
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HRESULT hr;
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hr = userLocal->EnumObjects(hwndOwner, flags, &m_UserLocal);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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hr = userLocal->EnumObjects(hwndOwner, flags, &m_AllUSers);
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if (FAILED_UNEXPECTEDLY(hr))
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{
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m_UserLocal = NULL;
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return hr;
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}
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m_FirstDone = FALSE;
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return S_OK;
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}
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int DsaDeleteCallback(LocalPidlInfo * info);
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static int CALLBACK s_DsaDeleteCallback(void *pItem, void *pData);
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HRESULT SetSources(IShellFolder * userLocal, IShellFolder * allUSers);
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HRESULT Begin(HWND hwndOwner, SHCONTF flags);
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HRESULT FindPidlInList(LPCITEMIDLIST pcidl, LocalPidlInfo * pinfo);
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virtual HRESULT STDMETHODCALLTYPE Next(
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ULONG celt,
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LPITEMIDLIST *rgelt,
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ULONG *pceltFetched)
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{
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HRESULT hr;
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ULONG *pceltFetched);
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*pceltFetched = 0;
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if (!m_FirstDone)
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{
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hr = m_UserLocal->Next(celt, rgelt, pceltFetched);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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if (hr == S_FALSE)
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m_FirstDone = true;
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else if (celt < 2)
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return hr;
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}
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DWORD offset = *pceltFetched;
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if (*pceltFetched < celt)
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{
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rgelt += *pceltFetched;
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celt = (celt - *pceltFetched);
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*pceltFetched = 0;
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hr = m_AllUSers->Next(celt, rgelt, pceltFetched);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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*pceltFetched += offset;
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return hr;
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}
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return S_OK;
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}
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virtual HRESULT STDMETHODCALLTYPE Skip(
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ULONG celt)
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{
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UNIMPLEMENTED;
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE Reset(
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)
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{
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if (m_FirstDone)
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m_AllUSers->Reset();
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return m_UserLocal->Reset();
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}
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virtual HRESULT STDMETHODCALLTYPE Clone(
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IEnumIDList **ppenum)
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{
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UNIMPLEMENTED;
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return E_NOTIMPL;
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}
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virtual HRESULT STDMETHODCALLTYPE Skip(ULONG celt);
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virtual HRESULT STDMETHODCALLTYPE Reset();
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virtual HRESULT STDMETHODCALLTYPE Clone(IEnumIDList **ppenum);
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};
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CEnumMergedFolder::CEnumMergedFolder() :
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m_UserLocalFolder(NULL),
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m_AllUSersFolder(NULL),
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m_UserLocal(NULL),
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m_AllUSers(NULL),
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m_HwndOwner(NULL),
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m_Flags(0),
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m_hDsaIndex(0)
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{
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m_hDsa = DSA_Create(sizeof(LocalPidlInfo), 10);
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}
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CEnumMergedFolder::~CEnumMergedFolder()
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{
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DSA_DestroyCallback(m_hDsa, s_DsaDeleteCallback, this);
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}
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int CEnumMergedFolder::DsaDeleteCallback(LocalPidlInfo * info)
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{
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ILFree(info->pidl);
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return 0;
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}
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int CALLBACK CEnumMergedFolder::s_DsaDeleteCallback(void *pItem, void *pData)
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{
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CEnumMergedFolder * mf = (CEnumMergedFolder*) pData;
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LocalPidlInfo * item = (LocalPidlInfo*) pItem;
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return mf->DsaDeleteCallback(item);
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}
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HRESULT CEnumMergedFolder::SetSources(IShellFolder * userLocal, IShellFolder * allUSers)
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{
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m_UserLocalFolder = userLocal;
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m_AllUSersFolder = allUSers;
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return S_OK;
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}
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HRESULT CEnumMergedFolder::Begin(HWND hwndOwner, SHCONTF flags)
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{
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HRESULT hr;
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if (m_HwndOwner == hwndOwner && m_Flags == flags)
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{
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return Reset();
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}
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TRACE("Search conditions changed, recreating list...\n");
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hr = m_UserLocalFolder->EnumObjects(hwndOwner, flags, &m_UserLocal);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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hr = m_AllUSersFolder->EnumObjects(hwndOwner, flags, &m_AllUSers);
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if (FAILED_UNEXPECTEDLY(hr))
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{
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m_UserLocal = NULL;
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return hr;
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}
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DSA_EnumCallback(m_hDsa, s_DsaDeleteCallback, this);
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DSA_DeleteAllItems(m_hDsa);
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m_hDsaCount = 0;
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HRESULT hr1 = S_OK;
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HRESULT hr2 = S_OK;
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LPITEMIDLIST pidl1 = NULL;
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LPITEMIDLIST pidl2 = NULL;
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int order = 0;
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do
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{
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if (order <= 0)
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{
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if (hr1 == S_OK)
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{
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hr1 = m_UserLocal->Next(1, &pidl1, NULL);
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if (FAILED_UNEXPECTEDLY(hr1))
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return hr1;
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}
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else
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{
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pidl1 = NULL;
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}
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}
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if (order >= 0)
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{
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if (hr2 == S_OK)
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{
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hr2 = m_AllUSers->Next(1, &pidl2, NULL);
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if (FAILED_UNEXPECTEDLY(hr2))
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return hr2;
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}
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else
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{
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pidl2 = NULL;
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}
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}
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if (hr1 == S_OK && hr2 == S_OK)
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{
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LPWSTR name1;
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LPWSTR name2;
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STRRET str1 = { STRRET_WSTR };
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STRRET str2 = { STRRET_WSTR };
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hr = m_UserLocalFolder->GetDisplayNameOf(pidl1, SHGDN_FORPARSING | SHGDN_INFOLDER, &str1);
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if (FAILED(hr))
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return hr;
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hr = m_AllUSersFolder->GetDisplayNameOf(pidl2, SHGDN_FORPARSING | SHGDN_INFOLDER, &str2);
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if (FAILED(hr))
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return hr;
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StrRetToStrW(&str1, pidl1, &name1);
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StrRetToStrW(&str2, pidl2, &name2);
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order = StrCmpW(name1, name2);
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CoTaskMemFree(name1);
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CoTaskMemFree(name2);
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}
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else if (hr1 == S_OK)
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{
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order = -1;
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}
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else if (hr2 == S_OK)
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{
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order = 1;
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}
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else
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{
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break;
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}
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LocalPidlInfo info;
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if (order < 0)
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{
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info.side = -1;
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info.pidl = ILClone(pidl1);
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ILFree(pidl1);
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}
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else if (order > 0)
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{
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info.side = 1;
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info.pidl = ILClone(pidl2);
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ILFree(pidl2);
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}
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else // if (order == 0)
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{
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info.side = 0;
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info.pidl = ILClone(pidl1);
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ILFree(pidl1);
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ILFree(pidl2);
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}
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TRACE("Inserting item %d with side %d and pidl { cb=%d }\n", m_hDsaCount, info.side, info.pidl->mkid.cb);
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int idx = DSA_InsertItem(m_hDsa, DSA_APPEND, &info);
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TRACE("New index: %d\n", idx);
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m_hDsaCount++;
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} while (hr1 == S_OK || hr2 == S_OK);
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m_HwndOwner = hwndOwner;
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m_Flags = flags;
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return Reset();
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}
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HRESULT CEnumMergedFolder::FindPidlInList(LPCITEMIDLIST pcidl, LocalPidlInfo * pinfo)
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{
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HRESULT hr;
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TRACE("Searching for pidl { cb=%d } in a list of %d items\n", pcidl->mkid.cb, m_hDsaCount);
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for (int i = 0; i < (int)m_hDsaCount; i++)
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{
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LocalPidlInfo * tinfo = (LocalPidlInfo *)DSA_GetItemPtr(m_hDsa, i);
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if (!tinfo)
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return E_FAIL;
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LocalPidlInfo info = *tinfo;
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TRACE("Comparing with item at %d with side %d and pidl { cb=%d }\n", i, info.side, info.pidl->mkid.cb);
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if (info.side <= 0)
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{
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#if 0
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LPWSTR name1;
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LPWSTR name2;
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STRRET str1 = { STRRET_WSTR, 0 };
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STRRET str2 = { STRRET_WSTR, 0 };
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hr = m_UserLocalFolder->GetDisplayNameOf(info->pidl, SHGDN_FORPARSING | SHGDN_INFOLDER, &str1);
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if (FAILED(hr))
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return hr;
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hr = m_UserLocalFolder->GetDisplayNameOf(pcidl, SHGDN_FORPARSING | SHGDN_INFOLDER, &str2);
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if (FAILED(hr))
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return hr;
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StrRetToStrW(&str1, info->pidl, &name1);
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StrRetToStrW(&str2, pcidl, &name2);
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int order = StrCmpW(name1, name2);
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CoTaskMemFree(name1);
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CoTaskMemFree(name2);
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if (order == 0)
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{
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*pinfo = *info;
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return S_OK;
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}
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#else
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// FIXME: This works in windows.
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hr = m_UserLocalFolder->CompareIDs(0, info.pidl, pcidl);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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if (hr == S_OK)
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{
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*pinfo = info;
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return S_OK;
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}
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else
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{
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TRACE("Comparison returned %d\n", (int) (short) (hr & 0xFFFF));
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}
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#endif
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}
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else
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{
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#if 0
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LPWSTR name1;
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LPWSTR name2;
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STRRET str1 = { STRRET_WSTR, 0 };
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STRRET str2 = { STRRET_WSTR, 0 };
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hr = m_AllUSersFolder->GetDisplayNameOf(info->pidl, SHGDN_FORPARSING | SHGDN_INFOLDER, &str1);
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if (FAILED(hr))
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return hr;
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hr = m_AllUSersFolder->GetDisplayNameOf(pcidl, SHGDN_FORPARSING | SHGDN_INFOLDER, &str2);
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if (FAILED(hr))
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return hr;
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StrRetToStrW(&str1, info->pidl, &name1);
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StrRetToStrW(&str2, pcidl, &name2);
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int order = StrCmpW(name1, name2);
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CoTaskMemFree(name1);
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CoTaskMemFree(name2);
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if (order == 0)
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{
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*pinfo = *info;
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return S_OK;
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}
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#else
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// FIXME: This works in windows.
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hr = m_AllUSersFolder->CompareIDs(0, info.pidl, pcidl);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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if (hr == S_OK)
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{
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*pinfo = info;
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return S_OK;
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}
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else
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{
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TRACE("Comparison returned %d\n", (int) (short) (hr & 0xFFFF));
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}
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#endif
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}
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}
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TRACE("Pidl not found\n");
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return HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
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}
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HRESULT STDMETHODCALLTYPE CEnumMergedFolder::Next(
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ULONG celt,
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LPITEMIDLIST *rgelt,
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ULONG *pceltFetched)
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{
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if (pceltFetched) *pceltFetched = 0;
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if (m_hDsaIndex == m_hDsaCount)
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return S_FALSE;
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for (int i = 0; i < (int)celt;)
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{
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LocalPidlInfo * tinfo = (LocalPidlInfo *) DSA_GetItemPtr(m_hDsa, m_hDsaIndex);
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if (!tinfo)
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return E_FAIL;
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LocalPidlInfo info = *tinfo;
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TRACE("Returning next item at %d with side %d and pidl { cb=%d }\n", m_hDsaIndex, info.side, info.pidl->mkid.cb);
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// FIXME: ILClone shouldn't be needed here! This should be causing leaks
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if (rgelt) rgelt[i] = ILClone(info.pidl);
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m_hDsaIndex++;
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i++;
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if (m_hDsaIndex == m_hDsaCount)
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{
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if (pceltFetched) *pceltFetched = i;
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return (i == (int)celt) ? S_OK : S_FALSE;
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}
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}
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if (pceltFetched) *pceltFetched = celt;
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CEnumMergedFolder::Skip(ULONG celt)
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{
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return Next(celt, NULL, NULL);
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}
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HRESULT STDMETHODCALLTYPE CEnumMergedFolder::Reset()
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{
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m_hDsaIndex = 0;
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CEnumMergedFolder::Clone(
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IEnumIDList **ppenum)
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{
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UNIMPLEMENTED;
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return E_NOTIMPL;
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}
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//-----------------------------------------------------------------------------
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// CMergedFolder
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extern "C"
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HRESULT WINAPI CMergedFolder_Constructor(IShellFolder* userLocal, IShellFolder* allUsers, REFIID riid, LPVOID *ppv)
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{
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@ -148,7 +425,8 @@ HRESULT CMergedFolder::_SetSources(IShellFolder* userLocal, IShellFolder* allUse
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{
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m_UserLocal = userLocal;
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m_AllUSers = allUsers;
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return S_OK;
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m_EnumSource = new CComObject<CEnumMergedFolder>();
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return m_EnumSource->SetSources(m_UserLocal, m_AllUSers);
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}
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// IShellFolder
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@ -169,9 +447,10 @@ HRESULT STDMETHODCALLTYPE CMergedFolder::EnumObjects(
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SHCONTF grfFlags,
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IEnumIDList **ppenumIDList)
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{
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CEnumMergedFolder * merged = new CComObject<CEnumMergedFolder>();
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*ppenumIDList = merged;
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return merged->Begin(hwndOwner, grfFlags, m_UserLocal, m_AllUSers);
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HRESULT hr = m_EnumSource->QueryInterface(IID_PPV_ARG(IEnumIDList, ppenumIDList));
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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return m_EnumSource->Begin(hwndOwner, grfFlags);
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}
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HRESULT STDMETHODCALLTYPE CMergedFolder::BindToObject(
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@ -180,15 +459,33 @@ HRESULT STDMETHODCALLTYPE CMergedFolder::BindToObject(
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REFIID riid,
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void **ppvOut)
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{
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LocalPidlInfo info;
|
||||
HRESULT hr;
|
||||
|
||||
hr = m_UserLocal->BindToObject(pidl, pbcReserved, riid, ppvOut);
|
||||
if (SUCCEEDED(hr))
|
||||
hr = m_EnumSource->FindPidlInList(pidl, &info);
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
|
||||
if (info.side < 0)
|
||||
return m_UserLocal->BindToObject(pidl, pbcReserved, riid, ppvOut);
|
||||
if (info.side > 0)
|
||||
return m_AllUSers->BindToObject(pidl, pbcReserved, riid, ppvOut);
|
||||
|
||||
if (riid != IID_IShellFolder)
|
||||
return E_FAIL;
|
||||
|
||||
CComPtr<IShellFolder> fld1;
|
||||
CComPtr<IShellFolder> fld2;
|
||||
|
||||
hr = m_UserLocal->BindToObject(pidl, pbcReserved, IID_PPV_ARG(IShellFolder, &fld1));
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
|
||||
hr = m_AllUSers->BindToObject(pidl, pbcReserved, riid, ppvOut);
|
||||
hr = m_AllUSers->BindToObject(pidl, pbcReserved, IID_PPV_ARG(IShellFolder, &fld2));
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
|
||||
return hr;
|
||||
return CMergedFolder_Constructor(fld1, fld2, riid, ppvOut);
|
||||
}
|
||||
|
||||
HRESULT STDMETHODCALLTYPE CMergedFolder::BindToStorage(
|
||||
|
|
@ -206,8 +503,7 @@ HRESULT STDMETHODCALLTYPE CMergedFolder::CompareIDs(
|
|||
LPCITEMIDLIST pidl1,
|
||||
LPCITEMIDLIST pidl2)
|
||||
{
|
||||
UNIMPLEMENTED;
|
||||
return E_NOTIMPL;
|
||||
return m_UserLocal->CompareIDs(lParam, pidl1, pidl2);
|
||||
}
|
||||
|
||||
HRESULT STDMETHODCALLTYPE CMergedFolder::CreateViewObject(
|
||||
|
|
@ -224,16 +520,29 @@ HRESULT STDMETHODCALLTYPE CMergedFolder::GetAttributesOf(
|
|||
LPCITEMIDLIST *apidl,
|
||||
SFGAOF *rgfInOut)
|
||||
{
|
||||
LocalPidlInfo info;
|
||||
HRESULT hr;
|
||||
|
||||
hr = m_UserLocal->GetAttributesOf(cidl, apidl, rgfInOut);
|
||||
if (SUCCEEDED(hr))
|
||||
return hr;
|
||||
for (int i = 0; i < (int)cidl; i++)
|
||||
{
|
||||
LPCITEMIDLIST pidl = apidl[i];
|
||||
|
||||
*rgfInOut = 0;
|
||||
hr = m_AllUSers->GetAttributesOf(cidl, apidl, rgfInOut);
|
||||
hr = m_EnumSource->FindPidlInList(pidl, &info);
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
|
||||
return hr;
|
||||
SFGAOF * pinOut1 = rgfInOut ? rgfInOut + i : NULL;
|
||||
|
||||
if (info.side <= 0)
|
||||
hr = m_UserLocal->GetAttributesOf(1, &pidl, pinOut1);
|
||||
else
|
||||
hr = m_AllUSers->GetAttributesOf(1, &pidl, pinOut1);
|
||||
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
}
|
||||
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
HRESULT STDMETHODCALLTYPE CMergedFolder::GetUIObjectOf(
|
||||
|
|
@ -244,15 +553,30 @@ HRESULT STDMETHODCALLTYPE CMergedFolder::GetUIObjectOf(
|
|||
UINT *prgfInOut,
|
||||
void **ppvOut)
|
||||
{
|
||||
LocalPidlInfo info;
|
||||
HRESULT hr;
|
||||
|
||||
hr = m_UserLocal->GetUIObjectOf(hwndOwner, cidl, apidl, riid, prgfInOut, ppvOut);
|
||||
if (SUCCEEDED(hr))
|
||||
return hr;
|
||||
for (int i = 0; i < (int)cidl; i++)
|
||||
{
|
||||
LPCITEMIDLIST pidl = apidl[i];
|
||||
|
||||
hr = m_AllUSers->GetUIObjectOf(hwndOwner, cidl, apidl, riid, prgfInOut, ppvOut);
|
||||
hr = m_EnumSource->FindPidlInList(pidl, &info);
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
|
||||
return hr;
|
||||
UINT * pinOut1 = prgfInOut ? prgfInOut+i : NULL;
|
||||
void** ppvOut1 = ppvOut ? ppvOut + i : NULL;
|
||||
|
||||
if (info.side <= 0)
|
||||
hr = m_UserLocal->GetUIObjectOf(hwndOwner, 1, &pidl, riid, pinOut1, ppvOut1);
|
||||
else
|
||||
hr = m_AllUSers->GetUIObjectOf(hwndOwner, 1, &pidl, riid, pinOut1, ppvOut1);
|
||||
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
}
|
||||
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
HRESULT STDMETHODCALLTYPE CMergedFolder::GetDisplayNameOf(
|
||||
|
|
@ -260,15 +584,21 @@ HRESULT STDMETHODCALLTYPE CMergedFolder::GetDisplayNameOf(
|
|||
SHGDNF uFlags,
|
||||
STRRET *lpName)
|
||||
{
|
||||
LocalPidlInfo info;
|
||||
HRESULT hr;
|
||||
|
||||
hr = m_UserLocal->GetDisplayNameOf(pidl, uFlags, lpName);
|
||||
if (SUCCEEDED(hr))
|
||||
hr = m_EnumSource->FindPidlInList(pidl, &info);
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
|
||||
hr = m_AllUSers->GetDisplayNameOf(pidl, uFlags, lpName);
|
||||
if (info.side <= 0)
|
||||
hr = m_UserLocal->GetDisplayNameOf(pidl, uFlags, lpName);
|
||||
else
|
||||
hr = m_AllUSers->GetDisplayNameOf(pidl, uFlags, lpName);
|
||||
|
||||
return hr;
|
||||
if (FAILED_UNEXPECTEDLY(hr))
|
||||
return hr;
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
HRESULT STDMETHODCALLTYPE CMergedFolder::SetNameOf(
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue