chstrarr.h

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#pragma option push -b -a8 -pc -A- /*P_O_Push*/
//***************************************************************************
//
//  Copyright (c) 1997-1999 Microsoft Corporation
//
//  CHSTRARR.H
//
//  Purpose: Utility library version of MFC CHStringArray
//
//***************************************************************************

#if _MSC_VER > 1000
#pragma once
#endif

#ifndef _CHStringArray_
#define _CHStringArray_

#include <polarity.h>
#include <ProvExce.h>

class POLARITY CHStringArray 
{
    public:

	    CHStringArray();
	    ~CHStringArray();

        // Attributes
        int GetSize() const 	        { return m_nSize; }
    	int GetUpperBound() const       { return m_nSize-1; }
	    void SetSize(int nNewSize, int nGrowBy = -1) throw ( CHeap_Exception ) ;

        // Operations
        // Clean up
    	void FreeExtra() throw ( CHeap_Exception ) ;
	    void RemoveAll()            	{ SetSize(0); }

    	// Accessing elements
#if (!defined DEBUG && !defined _DEBUG)
	    CHString GetAt(int nIndex) const{ return m_pData[nIndex]; }
	    void SetAt(int nIndex, LPCWSTR newElement){ m_pData[nIndex] = newElement; }
	    CHString& ElementAt(int nIndex)	{ return m_pData[nIndex]; }
#else
	    CHString GetAt(int nIndex) const;
	    void SetAt(int nIndex, LPCWSTR newElement);
	    CHString& ElementAt(int nIndex);
#endif

    	// Direct Access to the element data (may return NULL)
    	const CHString* GetData() const	{ return (const CHString*)m_pData; }
	    CHString* GetData()             { return (CHString*)m_pData; }

	    // Potentially growing the array
	    void SetAtGrow(int nIndex, LPCWSTR newElement) throw ( CHeap_Exception ) ;
	    int Add(LPCWSTR newElement) throw ( CHeap_Exception ) 
		{ 
			int nIndex = m_nSize;
            SetAtGrow(nIndex, newElement);
		    return nIndex; 
		}

	    int Append(const CHStringArray& src) throw ( CHeap_Exception ) ;
	    void Copy(const CHStringArray& src) throw ( CHeap_Exception ) ;

	    // overloaded operator helpers
	    CHString operator[](int nIndex) const { return GetAt(nIndex); }
	    CHString& operator[](int nIndex)      { return ElementAt(nIndex); }

	    // Operations that move elements around
	    void InsertAt(int nIndex, LPCWSTR newElement, int nCount = 1) throw ( CHeap_Exception ) ;
	    void RemoveAt(int nIndex, int nCount = 1);
	    void InsertAt(int nStartIndex, CHStringArray* pNewArray) throw ( CHeap_Exception ) ;

        // Implementation

    protected:
	    CHString* m_pData;      // the actual array of data
	    int m_nSize;            // # of elements (upperBound - 1)
	    int m_nMaxSize;         // max allocated
	    int m_nGrowBy;          // grow amount
                            	// local typedefs for class templates
	    typedef CHString BASE_TYPE;
	    typedef LPCWSTR BASE_ARG_TYPE;
};
////////////////////////////////////////////////////////////////////////////
#endif
#pragma option pop /*P_O_Pop*/