254 lines
8 KiB
C
254 lines
8 KiB
C
|
#ifndef CHCOMMON_H__
|
||
|
|
#define CHCOMMON_H__
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
|
||
|
|
HRESULT _GetShortcut(LPCTSTR pszUrl, REFIID riid, void **ppv);
|
||
|
|
HRESULT AlignPidl(LPCITEMIDLIST* ppidl, BOOL* pfRealigned);
|
||
|
|
HRESULT AlignPidlArray(LPCITEMIDLIST* apidl, int cidl, LPCITEMIDLIST** papidl,
|
||
|
|
BOOL* pfRealigned);
|
||
|
|
void FreeRealignedPidlArray(LPCITEMIDLIST* apidl, int cidl);
|
||
|
|
|
||
|
|
void inline FreeRealignedPidl(LPCITEMIDLIST pidl)
|
||
|
|
{
|
||
|
|
ILFree((LPITEMIDLIST)pidl);
|
||
|
|
}
|
||
|
|
|
||
|
|
UINT MergeMenuHierarchy(HMENU hmenuDst, HMENU hmenuSrc, UINT idcMin, UINT idcMax);
|
||
|
|
void ResizeStatusBar(HWND hwnd, BOOL fInit);
|
||
|
|
HRESULT _ArrangeFolder(HWND hwnd, UINT uID);
|
||
|
|
BOOL _TitleIsGood(LPCWSTR psz);
|
||
|
|
|
||
|
|
//////////////////////////////////////////////////////////////////////
|
||
|
|
// StrHash -- A generic string hasher
|
||
|
|
// Stores (char*, void*) pairs
|
||
|
|
// Marc Miller (t-marcmi), 1998
|
||
|
|
|
||
|
|
/*
|
||
|
|
* TODO:
|
||
|
|
* provide a way to update/delete entries
|
||
|
|
* provice a way to specify a beginning table size
|
||
|
|
* provide a way to pass in a destructor function
|
||
|
|
* for void* values
|
||
|
|
*/
|
||
|
|
class StrHash {
|
||
|
|
public:
|
||
|
|
StrHash(int fCaseInsensitive = 0);
|
||
|
|
~StrHash();
|
||
|
|
void* insertUnique(LPCTSTR pszKey, int fCopy, void* pvVal);
|
||
|
|
void* retrieve(LPCTSTR pszKey);
|
||
|
|
#ifdef DEBUG
|
||
|
|
void _RemoveHashNodesFromMemList();
|
||
|
|
void _AddHashNodesFromMemList();
|
||
|
|
#endif // DEBUG
|
||
|
|
protected:
|
||
|
|
class StrHashNode {
|
||
|
|
friend class StrHash;
|
||
|
|
protected:
|
||
|
|
LPCTSTR pszKey;
|
||
|
|
void* pvVal;
|
||
|
|
int fCopy;
|
||
|
|
StrHashNode* next;
|
||
|
|
public:
|
||
|
|
StrHashNode(LPCTSTR psz, void* pv, int fCopy, StrHashNode* next);
|
||
|
|
~StrHashNode();
|
||
|
|
};
|
||
|
|
// possible hash-table sizes, chosen from primes not close to powers of 2
|
||
|
|
static const unsigned int sc_auPrimes[];
|
||
|
|
static const unsigned int c_uNumPrimes;
|
||
|
|
static const unsigned int c_uFirstPrime;
|
||
|
|
static const unsigned int c_uMaxLoadFactor; // scaled by USHORT_MAX
|
||
|
|
|
||
|
|
unsigned int nCurPrime; // current index into sc_auPrimes
|
||
|
|
unsigned int nBuckets;
|
||
|
|
unsigned int nElements;
|
||
|
|
StrHashNode** ppshnHashChain;
|
||
|
|
|
||
|
|
int _fCaseInsensitive;
|
||
|
|
|
||
|
|
unsigned int _hashValue(LPCTSTR, unsigned int);
|
||
|
|
StrHashNode* _findKey(LPCTSTR pszStr, unsigned int ubucketNum);
|
||
|
|
unsigned int _loadFactor();
|
||
|
|
int _prepareForInsert();
|
||
|
|
private:
|
||
|
|
// empty private copy constructor to prevent copying
|
||
|
|
StrHash(const StrHash& strHash) { }
|
||
|
|
// empty private assignment constructor to prevent assignment
|
||
|
|
StrHash& operator=(const StrHash& strHash) { return *this; }
|
||
|
|
};
|
||
|
|
|
||
|
|
//////////////////////////////////////////////////////////////////////
|
||
|
|
/// OrderedList
|
||
|
|
class OrderedList {
|
||
|
|
public:
|
||
|
|
class Element {
|
||
|
|
public:
|
||
|
|
friend class OrderedList;
|
||
|
|
virtual int compareWith(Element *pelt) = 0;
|
||
|
|
|
||
|
|
virtual ~Element() { }
|
||
|
|
private:
|
||
|
|
Element* next;
|
||
|
|
};
|
||
|
|
OrderedList(unsigned int uSize);
|
||
|
|
~OrderedList();
|
||
|
|
#if DEBUG
|
||
|
|
void _RemoveElementsFromMemlist();
|
||
|
|
void _AddElementsToMemlist();
|
||
|
|
#endif //DEBUg
|
||
|
|
|
||
|
|
void insert(Element *pelt);
|
||
|
|
Element *removeFirst();
|
||
|
|
Element *peek() { return peltHead; }
|
||
|
|
|
||
|
|
protected:
|
||
|
|
Element *peltHead; // points to smallest in list
|
||
|
|
unsigned int uSize;
|
||
|
|
unsigned int uCount;
|
||
|
|
|
||
|
|
public:
|
||
|
|
// variable access functions
|
||
|
|
unsigned int count() { return uCount; }
|
||
|
|
BOOL full() { return (uSize && (uCount >= uSize)); }
|
||
|
|
private:
|
||
|
|
OrderedList(const OrderedList& ol) { }
|
||
|
|
OrderedList& operator=(const OrderedList& ol) { return *this; }
|
||
|
|
};
|
||
|
|
|
||
|
|
class CDetailsOfFolder : public IShellDetails
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
CDetailsOfFolder(HWND hwnd, IShellFolder2 *psf) : _cRef(1), _psf(psf), _hwnd(hwnd)
|
||
|
|
{
|
||
|
|
_psf->AddRef();
|
||
|
|
}
|
||
|
|
|
||
|
|
// *** IUnknown methods ***
|
||
|
|
STDMETHOD(QueryInterface)(REFIID riid, void ** ppv);
|
||
|
|
STDMETHOD_(ULONG,AddRef)();
|
||
|
|
STDMETHOD_(ULONG,Release)();
|
||
|
|
|
||
|
|
// IShellDetails
|
||
|
|
STDMETHOD(GetDetailsOf)(LPCITEMIDLIST pidl, UINT iColumn, SHELLDETAILS *pdi);
|
||
|
|
STDMETHOD(ColumnClick)(UINT iColumn);
|
||
|
|
|
||
|
|
private:
|
||
|
|
virtual ~CDetailsOfFolder() { _psf->Release(); }
|
||
|
|
|
||
|
|
LONG _cRef;
|
||
|
|
IShellFolder2 *_psf;
|
||
|
|
HWND _hwnd;
|
||
|
|
};
|
||
|
|
|
||
|
|
class CFolderArrangeMenu : public IContextMenu
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
CFolderArrangeMenu(UINT idMenu) : _cRef(1), _idMenu(idMenu)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
// IUnknown
|
||
|
|
STDMETHOD(QueryInterface)(REFIID riid, void ** ppv);
|
||
|
|
STDMETHOD_(ULONG,AddRef)();
|
||
|
|
STDMETHOD_(ULONG,Release)();
|
||
|
|
|
||
|
|
// IContextMenu
|
||
|
|
STDMETHODIMP QueryContextMenu(HMENU hmenu, UINT indexMenu, UINT idCmdFirst,
|
||
|
|
UINT idCmdLast, UINT uFlags);
|
||
|
|
STDMETHODIMP InvokeCommand(LPCMINVOKECOMMANDINFO lpici);
|
||
|
|
STDMETHODIMP GetCommandString(UINT_PTR idCmd, UINT uType,UINT *pwReserved,
|
||
|
|
LPSTR pszName, UINT cchMax);
|
||
|
|
private:
|
||
|
|
virtual ~CFolderArrangeMenu() { }
|
||
|
|
|
||
|
|
LONG _cRef;
|
||
|
|
UINT _idMenu;
|
||
|
|
};
|
||
|
|
|
||
|
|
////////////////////////////////////////////////////////////////////////////
|
||
|
|
//
|
||
|
|
// CBaseItem Object
|
||
|
|
//
|
||
|
|
////////////////////////////////////////////////////////////////////////////
|
||
|
|
|
||
|
|
class CBaseItem :
|
||
|
|
public IContextMenu,
|
||
|
|
public IDataObject,
|
||
|
|
public IExtractIconA,
|
||
|
|
public IExtractIconW,
|
||
|
|
public IQueryInfo
|
||
|
|
{
|
||
|
|
|
||
|
|
public:
|
||
|
|
CBaseItem();
|
||
|
|
HRESULT Initialize(HWND hwnd, UINT cidl, LPCITEMIDLIST *ppidl);
|
||
|
|
|
||
|
|
// IUnknown Methods
|
||
|
|
STDMETHODIMP QueryInterface(REFIID,void **);
|
||
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
||
|
|
STDMETHODIMP_(ULONG) Release(void);
|
||
|
|
|
||
|
|
// IContextMenu Methods
|
||
|
|
// STDMETHODIMP QueryContextMenu(HMENU hmenu, UINT indexMenu, UINT idCmdFirst,
|
||
|
|
// UINT idCmdLast, UINT uFlags);
|
||
|
|
|
||
|
|
// STDMETHODIMP InvokeCommand(LPCMINVOKECOMMANDINFO lpici);
|
||
|
|
|
||
|
|
STDMETHODIMP GetCommandString(UINT_PTR idCmd, UINT uType,UINT *pwReserved,
|
||
|
|
LPSTR pszName, UINT cchMax);
|
||
|
|
|
||
|
|
|
||
|
|
// IQueryInfo Methods
|
||
|
|
// STDMETHODIMP GetInfoTip(DWORD dwFlags, WCHAR **ppwszTip);
|
||
|
|
STDMETHODIMP GetInfoFlags(DWORD *pdwFlags);
|
||
|
|
|
||
|
|
// IExtractIconA Methods
|
||
|
|
STDMETHODIMP GetIconLocation(UINT uFlags, LPSTR pszIconFile, UINT ucchMax, PINT pniIcon, PUINT puFlags) = 0;
|
||
|
|
STDMETHODIMP Extract(LPCSTR pcszFile, UINT uIconIndex, HICON * phiconLarge, HICON * phiconSmall, UINT ucIconSize);
|
||
|
|
|
||
|
|
// IExtractIconW Methods
|
||
|
|
STDMETHODIMP GetIconLocation(UINT uFlags, LPWSTR pwzIconFile, UINT ucchMax, PINT pniIcon, PUINT puFlags);
|
||
|
|
STDMETHODIMP Extract(LPCWSTR pcwzFile, UINT uIconIndex, HICON * phiconLarge, HICON * phiconSmall, UINT ucIconSize);
|
||
|
|
|
||
|
|
// IDataObject Methods...
|
||
|
|
// STDMETHODIMP GetData(LPFORMATETC pFEIn, LPSTGMEDIUM pSTM);
|
||
|
|
STDMETHODIMP GetDataHere(LPFORMATETC pFE, LPSTGMEDIUM pSTM);
|
||
|
|
// STDMETHODIMP QueryGetData(LPFORMATETC pFE);
|
||
|
|
STDMETHODIMP GetCanonicalFormatEtc(LPFORMATETC pFEIn, LPFORMATETC pFEOut);
|
||
|
|
STDMETHODIMP SetData(LPFORMATETC pFE, LPSTGMEDIUM pSTM, BOOL fRelease);
|
||
|
|
// STDMETHODIMP EnumFormatEtc(DWORD dwDirection, LPENUMFORMATETC *ppEnum);
|
||
|
|
STDMETHODIMP DAdvise(LPFORMATETC pFE, DWORD grfAdv, LPADVISESINK pAdvSink,
|
||
|
|
DWORD *pdwConnection);
|
||
|
|
STDMETHODIMP DUnadvise(DWORD dwConnection);
|
||
|
|
STDMETHODIMP EnumDAdvise(LPENUMSTATDATA *ppEnum);
|
||
|
|
|
||
|
|
// IDataObject helper functions
|
||
|
|
HRESULT _CreateHTEXT(STGMEDIUM *pmedium);
|
||
|
|
HRESULT _CreateUnicodeTEXT(STGMEDIUM *pmedium);
|
||
|
|
HRESULT _CreateFileDescriptorA(STGMEDIUM *pSTM);
|
||
|
|
HRESULT _CreateFileContents(STGMEDIUM *pSTM, LONG lindex);
|
||
|
|
HRESULT _CreateURL(STGMEDIUM *pSTM);
|
||
|
|
HRESULT _CreatePrefDropEffect(STGMEDIUM *pSTM);
|
||
|
|
|
||
|
|
|
||
|
|
protected:
|
||
|
|
|
||
|
|
virtual ~CBaseItem();
|
||
|
|
|
||
|
|
virtual LPCTSTR _GetUrl(int nIndex) = 0;
|
||
|
|
virtual LPCTSTR _PidlToSourceUrl(LPCITEMIDLIST pidl) = 0;
|
||
|
|
virtual UNALIGNED const TCHAR* _GetURLTitle(LPCITEMIDLIST pcei) = 0;
|
||
|
|
LPCTSTR _GetDisplayUrlForPidl(LPCITEMIDLIST pidl, LPTSTR pszDisplayUrl, DWORD dwDisplayUrl);
|
||
|
|
HRESULT _AddToFavorites(int nIndex);
|
||
|
|
|
||
|
|
LONG _cRef; // reference count
|
||
|
|
|
||
|
|
UINT _cItems; // number of items we represent
|
||
|
|
LPCITEMIDLIST* _ppidl; // variable size array of items
|
||
|
|
HWND _hwndOwner;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif // __cplusplus
|
||
|
|
|
||
|
|
#endif
|