UT/UT_ExpandArray.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * Produced by:
 *      Rob Bairos,
 *      Side Effects Software Inc
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 *
 * NAME:        UT_ExpandArray.h ( UT Library, C++)
 *
 * COMMENTS:
 *              This class is used to encapsulate the methods
 *              involved with expanding a string pattern.
 */

#ifndef __UT_ExpandArray__
#define __UT_ExpandArray__

#include "UT_API.h"
#include "UT_Assert.h"
#include "UT_String.h"

class UT_API UT_ExpandArray
{

public:

     explicit UT_ExpandArray(int start_size = 10);
    ~UT_ExpandArray();

    int                  entries() const
                         { return myCurSize; }

    const char          *operator()(unsigned int i) const
                         {
                             UT_ASSERT_P(i < myCurSize);
                             return myToken[i];
                         }

    int                  setPattern(const char *pattern, int *dirty_flag=0);
    int                  appendPattern(const char *pattern);

    const UT_String     &getPattern() const
                         { return myPattern; }

private:
    void          setPattern(const char *pattern, int append);
    void          clear();

    UT_String     myPattern;
    int           myMaxSize;
    int           myCurSize;
    char        **myToken;

};

#endif

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