CMruLongList Class Reference

Inheritance diagram for CMruLongList:

Collaboration diagram for CMruLongList:

Public Member Functions
	CMruLongList ()
	~CMruLongList () override
Public Member Functions inherited from CMruBase
	CMruBase ()
virtual	~CMruBase ()
STDMETHODIMP	QueryInterface (REFIID riid, void **ppvObj) override
	STDMETHODIMP_ (ULONG) AddRef() override
	STDMETHODIMP_ (ULONG) Release() override
STDMETHODIMP	InitData (UINT cCapacity, UINT flags, HKEY hKey, LPCWSTR pszSubKey OPTIONAL, SLOTCOMPARE fnCompare OPTIONAL) override
STDMETHODIMP	AddData (LPCVOID pvData, DWORD cbData, UINT *piSlot) override
STDMETHODIMP	FindData (LPCVOID pvData, DWORD cbData, UINT *piSlot) override
STDMETHODIMP	GetData (UINT iSlot, LPVOID pvData, DWORD cbData) override
STDMETHODIMP	QueryInfo (UINT iSlot, UINT *piGotSlot, DWORD *pcbData) override
STDMETHODIMP	Delete (UINT iSlot) override
virtual BOOL	_IsEqual (const SLOTITEMDATA *pItem, LPCVOID pvData, UINT cbData) const
virtual DWORD	_DeleteValue (LPCWSTR pszValue)
virtual HRESULT	_InitSlots ()=0
virtual void	_SaveSlots ()=0
virtual UINT	_UpdateSlots (UINT iSlot)=0
virtual void	_SlotString (UINT iSlot, LPWSTR psz, DWORD cch)=0
virtual HRESULT	_GetSlot (UINT iSlot, UINT *puSlot)=0
virtual HRESULT	_RemoveSlot (UINT iSlot, UINT *puSlot)=0

Protected Member Functions
void	_ImportShortList ()
HRESULT	_InitSlots () override
void	_SaveSlots () override
UINT	_UpdateSlots (UINT iSlot) override
void	_SlotString (UINT iSlot, LPWSTR psz, DWORD cch) override
HRESULT	_GetSlot (UINT iSlot, UINT *puSlot) override
HRESULT	_RemoveSlot (UINT iSlot, UINT *puSlot) override
Protected Member Functions inherited from CMruBase
HRESULT	_LoadItem (UINT iSlot)
HRESULT	_AddItem (UINT iSlot, LPCVOID pvData, DWORD cbData)
HRESULT	_GetItem (UINT iSlot, SLOTITEMDATA **ppItem)
void	_DeleteItem (UINT iSlot)
HRESULT	_GetSlotItem (UINT iSlot, SLOTITEMDATA **ppItem)
void	_CheckUsedSlots ()
HRESULT	_UseEmptySlot (UINT *piSlot)

Protected Attributes
UINT *	m_puSlotData = NULL
Protected Attributes inherited from CMruBase
LONG	m_cRefs = 1
DWORD	m_dwFlags = 0
BOOL	m_bNeedSave = FALSE
BOOL	m_bChecked = FALSE
HKEY	m_hKey = NULL
DWORD	m_cSlotRooms = 0
DWORD	m_cSlots = 0
SLOTCOMPARE	m_fnCompare = NULL
SLOTITEMDATA *	m_pSlots = NULL

Additional Inherited Members
Static Public Member Functions inherited from CMruBase
static void *	operator new (size_t size)
static void	operator delete (void *ptr)

Detailed Description

Definition at line 559 of file mrulist.cpp.

Constructor & Destructor Documentation

CMruLongList()

CMruLongList::CMruLongList ( )

inline

Definition at line 575 of file mrulist.cpp.

    {
    }

~CMruLongList()

CMruLongList::~CMruLongList ( )

inlineoverride

Definition at line 579 of file mrulist.cpp.

    {
        m_puSlotData = (UINT*)::LocalFree(m_puSlotData);
    }

Member Function Documentation

_GetSlot()

HRESULT CMruLongList::_GetSlot ( UINT  iSlot, UINT *  puSlot  )

overrideprotectedvirtual

Implements CMruBase.

Definition at line 648 of file mrulist.cpp.

{
    if (iSlot >= m_cSlots)
        return E_FAIL;
 
    UINT uSlotData = m_puSlotData[iSlot];
    if (uSlotData >= m_cSlotRooms)
        return E_FAIL;
 
    *puSlot = uSlotData;
    m_pSlots[uSlotData].dwFlags |= SLOT_SET;
    return S_OK;
}

Referenced by _RemoveSlot(), CMruNode::Clear(), and CMruNode::RemoveLeast().

_ImportShortList()

void CMruLongList::_ImportShortList ( )

protected

Definition at line 676 of file mrulist.cpp.

{
    CMruShortList *pShortList = new CMruShortList();
    if (!pShortList)
        return;
 
    HRESULT hr = pShortList->InitData(m_cSlotRooms, 0, m_hKey, NULL, NULL);
    if (SUCCEEDED(hr))
    {
        for (;;)
        {
            UINT iSlot;
            hr = pShortList->_GetSlot(m_cSlots, &iSlot);
            if (FAILED(hr))
                break;
 
            SLOTITEMDATA *pItem;
            hr = pShortList->_GetSlotItem(iSlot, &pItem);
            if (FAILED(hr))
                break;
 
            _AddItem(iSlot, pItem->pvData, pItem->cbData);
            pShortList->_DeleteItem(iSlot);
 
            m_puSlotData[m_cSlots++] = iSlot;
        }
 
        m_bNeedSave = TRUE;
    }
 
    SHDeleteValueW(m_hKey, NULL, L"MRUList");
    pShortList->Release();
}

Referenced by _InitSlots().

_InitSlots()

HRESULT CMruLongList::_InitSlots ( )

overrideprotectedvirtual

Implements CMruBase.

Definition at line 585 of file mrulist.cpp.

{
    DWORD cbData = (m_cSlotRooms + 1) * sizeof(UINT);
    m_puSlotData = (UINT*)LocalAlloc(LPTR, cbData);
    if (!m_puSlotData)
        return E_OUTOFMEMORY;
 
    if (SHGetValueW(m_hKey, NULL, L"MRUListEx", NULL, m_puSlotData, &cbData) == ERROR_SUCCESS)
        m_cSlots = (cbData / sizeof(UINT)) - 1;
    else
        _ImportShortList();
 
    m_puSlotData[m_cSlots] = MAXDWORD;
    return S_OK;
}

_RemoveSlot()

HRESULT CMruLongList::_RemoveSlot ( UINT  iSlot, UINT *  puSlot  )

overrideprotectedvirtual

Implements CMruBase.

Definition at line 662 of file mrulist.cpp.

{
    HRESULT hr = _GetSlot(iSlot, puSlot);
    if (FAILED(hr))
        return hr;
 
    MoveMemory(&m_puSlotData[iSlot], &m_puSlotData[iSlot + 1], (m_cSlots - iSlot) * sizeof(UINT));
    --m_cSlots;
    m_pSlots[0].dwFlags &= ~SLOT_SET;
    m_bNeedSave = TRUE;
 
    return hr;
}

_SaveSlots()

void CMruLongList::_SaveSlots ( )

overrideprotectedvirtual

Implements CMruBase.

Definition at line 601 of file mrulist.cpp.

{
    if (m_bNeedSave)
    {
        SHSetValueW(m_hKey, NULL, L"MRUListEx", REG_BINARY, m_puSlotData,
                    (m_cSlots + 1) * sizeof(UINT));
        m_bNeedSave = FALSE;
    }
}

Referenced by CMruNode::GetNode().

_SlotString()

void CMruLongList::_SlotString ( UINT  iSlot, LPWSTR  psz, DWORD  cch  )

overrideprotectedvirtual

Implements CMruBase.

Definition at line 643 of file mrulist.cpp.

{
    StringCchPrintfW(psz, cch, L"%d", iSlot);
}

Referenced by CMruNode::_CreateNode().

_UpdateSlots()

UINT CMruLongList::_UpdateSlots ( UINT  iSlot )

overrideprotectedvirtual

Implements CMruBase.

Definition at line 611 of file mrulist.cpp.

{
    UINT cSlotsToMove, uSlotData;
 
    cSlotsToMove = iSlot;
    if (iSlot == m_cSlots)
    {
        if (SUCCEEDED(_UseEmptySlot(&uSlotData)))
        {
            ++cSlotsToMove;
        }
        else
        {
            uSlotData = m_puSlotData[m_cSlots - 1];
            --cSlotsToMove;
        }
    }
    else
    {
        uSlotData = m_puSlotData[iSlot];
    }
 
    if (cSlotsToMove > 0)
    {
        MoveMemory(m_puSlotData + 1, m_puSlotData, cSlotsToMove * sizeof(UINT));
        m_puSlotData[0] = uSlotData;
        m_bNeedSave = TRUE;
    }
 
    return uSlotData;
}

Referenced by CMruNode::_GetPidlSlot().

Member Data Documentation

m_puSlotData

UINT* CMruLongList::m_puSlotData = NULL

protected

Definition at line 563 of file mrulist.cpp.

Referenced by _GetSlot(), _ImportShortList(), _InitSlots(), _RemoveSlot(), _SaveSlots(), _UpdateSlots(), and ~CMruLongList().

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The documentation for this class was generated from the following file:

• dll/win32/shdocvw/mrulist.cpp