QXlsx/HelloAndroid/DynArray2D.h

// DynArray2D.h
#ifndef DYNARRAY2D_H
#define DYNARRAY2D_H

// Code from
// https://www.qtcentre.org/threads/31440-two-dimensional-array-size-determined-dynamically Some
// code is fixed by j2doll

template <typename T>
class DynArray2D
{
public:
    DynArray2D(int n, int m)
    {
        _n     = n;
        _array = new T *[n];
        for (int i = 0; i < n; i++) {
            _array[i] = new T[m];
        }
    }

    void setValue(int n, int m, T v) { _array[n][m] = v; }

    T getValue(int n, int m) { return _array[n][m]; }

    ~DynArray2D()
    {
        for (int i = 0; i < _n; i++) {
            delete[] _array[i];
        }
        delete[] _array;
    }

protected:
    T **_array;
    int _n;
};

#endif // DYNARRAY2D_H