64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
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// MLSWalk.h : Declaration of the CMLStrWalkW and CMLStrWalkA
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#ifndef __MLSWALK_H_
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#define __MLSWALK_H_
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/////////////////////////////////////////////////////////////////////////////
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// CMLStrWalkW
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class CMLStrWalkW
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{
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public:
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inline CMLStrWalkW(IMLangStringWStr* pMLStrW, long lPos, long lLen, long lFlags = MLSTR_READ, BOOL fCanStopAtMiddle = FALSE);
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BOOL Lock(HRESULT& rhr);
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void Unlock(HRESULT& rhr, long lActualLen = 0);
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inline WCHAR* GetStr(void);
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inline long GetCCh(void) const;
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long GetPos(void) const {return m_lPos + m_lDoneLen;}
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long GetLen(void) const {return m_lLen - m_lDoneLen;}
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long GetDoneLen(void) const {return m_lDoneLen;}
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protected:
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IMLangStringWStr* m_pMLStr;
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BOOL m_fCanStopAtMiddle;
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long m_lPos;
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long m_lLen;
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long m_lFlags;
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long m_lDoneLen;
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WCHAR* m_pszBuf;
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long m_cchBuf;
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long m_lLockLen;
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};
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/////////////////////////////////////////////////////////////////////////////
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// CMLStrWalkW inline functions
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CMLStrWalkW::CMLStrWalkW(IMLangStringWStr* pMLStr, long lPos, long lLen, long lFlags, BOOL fCanStopAtMiddle) :
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m_pMLStr(pMLStr),
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m_fCanStopAtMiddle(fCanStopAtMiddle)
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{
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m_lPos = lPos;
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m_lLen = lLen;
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m_lFlags = lFlags;
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m_lDoneLen = 0;
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m_pszBuf = NULL; // Mark as it's not locked
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}
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WCHAR* CMLStrWalkW::GetStr(void)
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{
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ASSERT(m_pszBuf); // Not locked
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return m_pszBuf;
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}
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long CMLStrWalkW::GetCCh(void) const
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{
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ASSERT(m_pszBuf); // Not locked
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if (m_pszBuf)
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return m_cchBuf;
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else
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return 0;
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}
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#endif //__MLSWALK_H_
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