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#ifndef _mergfldr_h_
#define _mergfldr_h_
#include "sfstorage.h"
#include "clsobj.h"
class CMergedFolder; class CMergedFldrDropTarget; class CMergedFldrContextMenu; class CMergedFldrNamespace; class CMergedFldrItem; class CMergedFldrEnum; class CMergedCategorizer; class CMergedFolderViewCB;
class CMergedFolder : public CSFStorage, public IAugmentedShellFolder3, public IShellService, public ITranslateShellChangeNotify, public IPersistFolder2, public IPersistPropertyBag, public IShellIconOverlay, public ICompositeFolder, public IItemNameLimits { public: // IUnknown
STDMETHOD (QueryInterface)(REFIID, void **); STDMETHOD_(ULONG, AddRef)(); STDMETHOD_(ULONG, Release)(); // IShellFolder
STDMETHOD(ParseDisplayName)(HWND hwnd, LPBC pbc, LPOLESTR pszName, ULONG * pchEaten, LPITEMIDLIST * ppidl, ULONG *pdwAttributes); STDMETHOD(EnumObjects)(HWND hwnd, DWORD grfFlags, IEnumIDList **ppenumIDList); STDMETHOD(BindToObject)(LPCITEMIDLIST pidl, LPBC pbc, REFIID riid, void **ppvOut); STDMETHOD(BindToStorage)(LPCITEMIDLIST pidl, LPBC pbc, REFIID riid, void **ppvObj); STDMETHOD(CompareIDs)(LPARAM lParam, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2); STDMETHOD(CreateViewObject)(HWND hwndOwner, REFIID riid, void **ppvOut); STDMETHOD(GetAttributesOf)(UINT cidl, LPCITEMIDLIST * apidl, ULONG *rgfInOut); STDMETHOD(GetUIObjectOf)(HWND hwndOwner, UINT cidl, LPCITEMIDLIST * apidl, REFIID riid, UINT * prgfInOut, void **ppvOut); STDMETHOD(GetDisplayNameOf)(LPCITEMIDLIST pidl, DWORD uFlags, LPSTRRET lpName); STDMETHOD(SetNameOf)(HWND hwnd, LPCITEMIDLIST pidl, LPCOLESTR pszName, DWORD uFlags, LPITEMIDLIST * ppidlOut);
// IShellFolder2
// stub implementation to indicate we support CompareIDs() for identity
STDMETHOD(GetDefaultSearchGUID)(LPGUID) { return E_NOTIMPL; } STDMETHOD(EnumSearches)(LPENUMEXTRASEARCH *pe) { *pe = NULL; return E_NOTIMPL; } STDMETHOD(GetDefaultColumn)(DWORD dwRes, ULONG *pSort, ULONG *pDisplay) { return E_NOTIMPL; }; STDMETHOD(GetDefaultColumnState)(UINT iColumn, DWORD *pbState); STDMETHOD(GetDetailsEx)(LPCITEMIDLIST pidl, const SHCOLUMNID *pscid, VARIANT *pv); STDMETHOD(GetDetailsOf)(LPCITEMIDLIST pidl, UINT iColumn, SHELLDETAILS *pDetails); STDMETHOD(MapColumnToSCID)(UINT iCol, SHCOLUMNID *pscid);
// IAugmentedShellFolder
STDMETHOD(AddNameSpace)(const GUID * pguidObject, IShellFolder * psf, LPCITEMIDLIST pidl, DWORD dwFlags); STDMETHOD(GetNameSpaceID)(LPCITEMIDLIST pidl, GUID * pguidOut); STDMETHOD(QueryNameSpace)(DWORD dwID, GUID * pguidOut, IShellFolder ** ppsf); STDMETHOD(EnumNameSpace)(DWORD cNameSpaces, DWORD * pdwID);
// IAugmentedShellFolder2
STDMETHOD(UnWrapIDList)(LPCITEMIDLIST pidlWrap, LONG cPidls, IShellFolder** apsf, LPITEMIDLIST* apidlFolder, LPITEMIDLIST* apidlItems, LONG* pcFetched);
// IAugmentedShellFolder3
STDMETHOD(QueryNameSpace2)(DWORD dwID, QUERYNAMESPACEINFO *pqnsi);
// IShellService
STDMETHOD(SetOwner)(IUnknown * punkOwner);
// ITranslateShellChangeNotify
STDMETHOD(TranslateIDs)(LONG *plEvent, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2, LPITEMIDLIST *ppidlOut1, LPITEMIDLIST *ppidlOut2, LONG *plEvent2, LPITEMIDLIST *ppidlOut1Event2, LPITEMIDLIST *ppidlOut2Event2); STDMETHOD(IsChildID)(LPCITEMIDLIST pidlKid, BOOL fImmediate); STDMETHOD(IsEqualID)(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2); STDMETHOD(Register)(HWND hwnd, UINT uMsg, long lEvents); STDMETHOD(Unregister)(void);
// IPersist
STDMETHOD(GetClassID)(CLSID *pclsid) { *pclsid = _clsid; return S_OK; };
// IPersistFolder
STDMETHOD(Initialize)(LPCITEMIDLIST pidl);
// IPersistFolder2
STDMETHOD(GetCurFolder)(LPITEMIDLIST *ppidl);
// IPersistPropertyBag
STDMETHOD(InitNew)() { return E_NOTIMPL; }; STDMETHOD(Load)(IPropertyBag* ppb, IErrorLog *pErrLog); STDMETHOD(Save)(IPropertyBag *pPropBag, BOOL fClearDirty, BOOL fSaveAllProperties) { return E_NOTIMPL; };
// IShellIconOverlay
STDMETHOD(GetOverlayIndex)(LPCITEMIDLIST pidl, int *pIndex); STDMETHOD(GetOverlayIconIndex)(LPCITEMIDLIST pidl, int *pIndex);
// ICompositeFolder
STDMETHOD(InitComposite)(WORD wSignature, REFCLSID refclsid, CFINITF cfiFlags, ULONG celt, const COMPFOLDERINIT *rgCFs); STDMETHOD(BindToParent)(LPCITEMIDLIST pidl, REFIID riid, void **ppv, LPITEMIDLIST *ppidlLast);
// IItemNameLimits
STDMETHOD(GetValidCharacters)(LPWSTR *ppwszValidChars, LPWSTR *ppwszInvalidChars) { return E_NOTIMPL; } STDMETHOD(GetMaxLength)(LPCWSTR pszName, int *piMaxNameLen) { return E_NOTIMPL; }
protected: CMergedFolder(CMergedFolder*pmfParent, REFCLSID clsid); virtual ~CMergedFolder(); friend HRESULT CMergedFolder_CreateInstance(IUnknown *punkOuter, REFIID riid, void **ppv); friend HRESULT CCompositeFolder_CreateInstance(IUnknown *punkOuter, REFIID riid, void **ppv); virtual HRESULT _CreateWithCLSID(CLSID clsid, CMergedFolder **ppmf); virtual BOOL _ShouldSuspend(REFGUID rguid);
private:
// CSFStorage
STDMETHOD(_DeleteItemByIDList)(LPCITEMIDLIST pidl); STDMETHOD(_StgCreate)(LPCITEMIDLIST pidl, DWORD grfMode, REFIID riid, void **ppv);
CMergedFldrNamespace* _Namespace(int iNamespace); HRESULT _Namespace(int i, CMergedFldrNamespace **ppns); HRESULT _NamespaceForItem(LPCITEMIDLIST pidlWrap, ULONG dwAttribMask, ULONG dwAttrib, IShellFolder** ppsf, LPITEMIDLIST *ppidl, CMergedFldrNamespace **ppns, BOOL fExact = FALSE); HRESULT _OldTranslateIDs(LONG *plEvent, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2, LPITEMIDLIST *ppidlOut1, LPITEMIDLIST *ppidlOut2, LONG *plEvent2, LPITEMIDLIST *ppidlOut1Event2, LPITEMIDLIST *ppidlOut2Event2); HRESULT _NewTranslateIDs(LONG *plEvent, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2, LPITEMIDLIST *ppidlOut1, LPITEMIDLIST *ppidlOut2, LONG *plEvent2, LPITEMIDLIST *ppidlOut1Event2, LPITEMIDLIST *ppidlOut2Event2); HRESULT _GetOverlayInfo(LPCITEMIDLIST pidl, int * pIndex, DWORD dwFlags);
BOOL _NamespaceMatches(ULONG dwAttribMask, ULONG dwAttrib, LPCGUID pguid, CMergedFldrNamespace *pns); HRESULT _FindNamespace(ULONG dwAttribMask, ULONG dwAttrib, LPCGUID pguid, CMergedFldrNamespace **ppv, BOOL fFallback = FALSE); BOOL _ShouldMergeNamespaces(int iNS1, int iNS2); BOOL _ShouldMergeNamespaces(CMergedFldrNamespace *pns1, CMergedFldrNamespace *pns2); CMergedFolder*_Parent() { return _pmfParent; } HRESULT _GetPidl(int* piPos, DWORD grfEnumFlags, LPITEMIDLIST *ppidl); HRESULT _GetFolder2(LPCITEMIDLIST pidlWrap, LPITEMIDLIST *ppidlItem, IShellFolder2 **ppsf); BOOL _ContainsCommonItem(LPCITEMIDLIST pidl); HRESULT _New(LPCITEMIDLIST pidlWrap, CMergedFolder **ppmf);
HRESULT _IsWrap(LPCITEMIDLIST pidlTest); HRESULT _CreateWrap(LPCITEMIDLIST pidlSrc, UINT nSrcID, LPITEMIDLIST *ppidlWrap); HRESULT _WrapAddIDList(LPCITEMIDLIST pidlSrc, UINT nSrcID, IN OUT LPITEMIDLIST *ppidlWrap); ULONG _GetSourceCount(IN LPCITEMIDLIST pidl); BOOL _ContainsSrcID(LPCITEMIDLIST pidlWrap, UINT uSrcID); HRESULT _WrapRemoveIDList(LPITEMIDLIST pidlWrap, UINT nSrcID, LPITEMIDLIST *ppidl); HRESULT _WrapRemoveIDListAbs(LPITEMIDLIST pidlWrapAbs, UINT nSrcID, LPITEMIDLIST *ppidlAbs); HRESULT _GetSubPidl(LPCITEMIDLIST pidlWrap, int i, UINT* pnSrcID, LPITEMIDLIST *ppidl, CMergedFldrNamespace **ppns); HRESULT _ForceParseDisplayName(LPCITEMIDLIST pidlAbsNamespace, LPTSTR pszDisplayName, BOOL fForce, BOOL *pfOthersInwrap, LPITEMIDLIST *ppidl); HRESULT _AbsPidlToAbsWrap(CMergedFldrNamespace *pns, LPCITEMIDLIST pidl, BOOL fForce, BOOL *pfOthersInwrap, LPITEMIDLIST *ppidl); HRESULT _AddComposite(const COMPFOLDERINIT *pcfi); void _SetSimple(LPITEMIDLIST *ppidl); BOOL _IsSimple(LPCITEMIDLIST pidl);
HRESULT _FixStrRetOffset(LPCITEMIDLIST pidl, STRRET *psr); BOOL _IsFolder(LPCITEMIDLIST pidl); HRESULT _CreateOtherNameSpace(IShellFolder **ppsf); HRESULT _CompareSingleLevelIDs(LPARAM lParam, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2);
static int CALLBACK _SearchByName(void *p1, void *p2, LPARAM lParam); static void *_Merge(UINT uMsg, void * pv1, void * pv2, LPARAM lParam); static int _CompareArbitraryPidls(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2); static int _Compare(void *pv1, void *pv2, LPARAM lParam);
HRESULT _SearchForPidl(int iNamespace, CMergedFldrNamespace *pns, LPCITEMIDLIST pidl, BOOL fFolder, int* piIndex, CMergedFldrItem** ppmfi); HRESULT _GetTargetUIObjectOf(IShellFolder *psf, HWND hwnd, UINT cidl, LPCITEMIDLIST *apidl, REFIID riid, UINT *prgf, void **ppv); HRESULT _GetContextMenu(HWND hwnd, UINT cidl, LPCITEMIDLIST *apidl, REFIID riid, void **ppv);
int _NamespaceCount() const; void _FreeNamespaces();
int _AcquireObjects(); void _FreeObjects(); int _ObjectCount() const; CMergedFldrItem *_GetObject(int i); BOOL _IsFolderEvent(LONG lEvent); LPITEMIDLIST _ILCombineBase(LPCITEMIDLIST pidlContainingBase, LPCITEMIDLIST pidlRel);
static int _DestroyObjectsProc(void *pv, void *pvData); static int _SetOwnerProc(void *, void *); static int _SetNotifyProc(void *, void *); static int _DestroyNamespacesProc(void *pv, void *pvData);
BOOL _IsChildIDInternal(LPCITEMIDLIST pidl, BOOL fImmediate, int* iShellFolder); void _GetKeyForProperty(LPWSTR pszName, LPWSTR pszValue, LPWSTR pszBuffer, INT cchBuffer); HRESULT _AddNameSpaceFromPropertyBag(IPropertyBag *ppb, LPWSTR pszName); HRESULT _SimpleAddNamespace(CMergedFldrNamespace *pns); BOOL _IsOurColumn(UINT iColumn); HRESULT _GetWhichFolderColumn(LPCITEMIDLIST pidl, LPTSTR pszBuffer, INT cchBuffer); HRESULT _GetDestinationStorage(DWORD grfMode, IStorage **ppstg); void _AddAllOtherNamespaces(LPITEMIDLIST *ppidl);
public: LPITEMIDLIST _pidl; // CMergedFolder is a base class for several IShellFolders, and their IShellFolderViewCBs need access to this
private: CLSID _clsid; // our identity
LONG _cRef; // reference count.
HDPA _hdpaNamespaces; // source _Namespace collection
HDPA _hdpaObjects; // array of (CMergedFldrItem *)
CMergedFolder *_pmfParent; // parent folder (if any)
UINT _iColumnOffset; // offset to my column set (-1 if unknown)
DWORD _dwDropEffect; // default drop effect for this folder
BOOL _fInShellView; // true if we're in the view. used in TranslateIDs.
BOOL _fDontMerge; // true means don't merge the items in the view (but still navigate like we're merged).
BOOL _fPartialMerge; // true if only some namespaces should be merged
BOOL _fCDBurn; // true means we're the cdburn case.
IStorage *_pstg; // hold onto the storage for the first namespace (default for IStorage operations).
BOOL _fAcquiring; // correct for architecture problem where state is kept in the folder about the enumeration
friend CMergedFldrEnum; friend CMergedFldrDropTarget; friend CMergedFldrContextMenu; friend CMergedCategorizer; friend CMergedFolderViewCB; };
class CMergedFolderViewCB : public CBaseShellFolderViewCB { public: CMergedFolderViewCB(CMergedFolder *pmf);
STDMETHODIMP RealMessage(UINT uMsg, WPARAM wParam, LPARAM lParam);
protected: virtual ~CMergedFolderViewCB();
CMergedFolder *_pmf;
private: HRESULT _OnGetWebViewTemplate(DWORD pv, UINT uViewMode, SFVM_WEBVIEW_TEMPLATE_DATA* pvi); HRESULT _OnFSNotify(DWORD pv, LPCITEMIDLIST *ppidl, LPARAM lp); HRESULT _RefreshObjectsWithSameName(IShellFolderView *psfv, LPITEMIDLIST pidl); };
#endif // _mergfldr_h_
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