#include "bfield.h"

class BEdit: public BField{
  bool _dyn;
  int _maxdatalen;
  int* _insertmode;
  int _curpos;
  int _offset;
public:
  BEdit(char* str, int row, int col, int fieldlen,
    int maxdatalen, int* insertmode,
    bool framed = false);
  BEdit(int row, int col, int fieldlen,
    int maxdatalen, int* insertmode,
    bool framed = false);
  ~BEdit();
  void display()const;

  int edit();
  bool editable()const;
  int row()const;
  int col()const;
  int fieldlen()const;

  //Modified in R0.3
  BField& set(const void* str);
};


#include "bedit.h"
#include <string>
#include "btext.h"

//no mem allocation
BEdit::BEdit(char* str, int row, int col, int fieldlen,
    int maxdatalen, int* insertmode,
	bool framed)
{
	_data = str; //store the address of str in _data
	_dyn = false;
	_maxdatalen = maxdatalen;
	_insertmode = insertmode;
	_curpos = 0;
	_offset = 0;
	if(framed==true)
	{
		BFrame::setSize(3, fieldlen+2);
	}
	else
	{
		BFrame::setSize(0, fieldlen);
	}

}

//with mem allocation
BEdit::BEdit(int row, int col, int fieldlen,
    int maxdatalen, int* insertmode,
    bool framed)
{
	char *temp;
	try
	{
		temp = new char[maxdatalen+1];
		temp[0]='\0';
		_data=temp;
	}
	catch(std::bad_alloc)
	{
		_data = 0;
		printf("Error allocating memory for BEdit");
	}
	_dyn=true;
	_maxdatalen=maxdatalen;
	_insertmode=insertmode;
	_curpos=0;
	_offset=0;

	if(framed==true)
	{
		BFrame::setSize(3, fieldlen+2);
	}
	else
	{
		BFrame::setSize(0, fieldlen);
	}
}

//desctructor for BEdit
BEdit::~BEdit()
{
}

void BEdit::display()const
{
	BField::display();
	bio_display((char*)_data, BFrame::row(), BFrame::col(), _maxdatalen);
}

int BEdit::edit()
{
	//return 0;
	return bio_edit((char*)_data, BFrame::row(), BFrame::col(), BFrame::width(), _maxdatalen, _insertmode, &_offset, &_curpos, 0, 0);
}

bool BEdit::editable()const
{
	return true;
}

int BEdit::row()const
{
	//return 0;
	return BField::row();
}

int BEdit::col()const
{
	//return 0;
	return BField::col();
}

int BEdit::fieldlen()const
{
	//return 0;
	return BFrame::width();
}

BField& BEdit::set(const void* str)
{

	strncpy((char*) BField::_data, (char*)str, _maxdatalen); //Dont know about casting both _data and str as chars, but it worked
	return (BField&)*this;
}