54 lines
2.0 KiB
C++
54 lines
2.0 KiB
C++
#ifndef NULLOSFT_MLSTRING_HEADER
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#define NULLOSFT_MLSTRING_HEADER
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#include <windows.h>
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class MLString
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{
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public:
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MLString(void);
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~MLString(void);
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MLString(const wchar_t* string);
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MLString(unsigned int cchBuffer);
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protected:
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MLString(const MLString ©);
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public:
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HRESULT Set(const wchar_t* string, unsigned int cchLength);
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HRESULT Append(const wchar_t* string, unsigned int cchLength);
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const wchar_t* Get(void) { return (cchLen) ? buffer : NULL; }
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void Clear(void) { cchLen = 0; }
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unsigned int GetLength(void) { return cchLen; }
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HRESULT Format(const wchar_t *format, ...);
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HRESULT CopyTo(MLString *destination);
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HRESULT Set(const wchar_t* string) { return Set(string, lstrlenW(string)); }
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HRESULT Append(const wchar_t* string) { return Append(string, lstrlenW(string)); }
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// buffer
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HRESULT Allocate(unsigned int cchNewSize);
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void Compact(void);
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wchar_t* GetBuffer(void) { return buffer; }
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unsigned int GetBufferLength(void) { return allocated; }
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void UpdateBuffer(void) { cchLen = lstrlenW(buffer); }
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operator const wchar_t *() { return buffer; }
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operator wchar_t *() { return buffer; }
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wchar_t& operator [](unsigned int index) { return buffer[index]; }
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MLString& operator = (const wchar_t *source) { (source) ? Set(source, lstrlenW(source)) : Clear(); return *this;}
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MLString& operator + (const wchar_t *source) { if (source) Append(source, lstrlenW(source)); return *this;}
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MLString& operator += (const wchar_t *source) { if (source) Append(source, lstrlenW(source)); return *this;}
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MLString& operator = (MLString *source) { (source) ? source->CopyTo(this) : Clear(); return *this;}
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MLString& operator + (MLString *source) { if (source) Append(source->GetBuffer(), source->GetLength()); return *this;}
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MLString& operator += (MLString *source) { if (source) Append(source->GetBuffer(), source->GetLength()); return *this;}
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protected:
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wchar_t *buffer;
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unsigned int cchLen;
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unsigned int allocated;
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static void *heap;
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};
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#endif // NULLOSFT_STRING_HEADER
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