MAUtil::DataHandler Class Reference

Facilitates consecutive reads and writes to a MoSync data object. More...

#include <MAUtil/DataHandler.h>

List of all members.

Public Member Functions
	DataHandler (MAHandle data)
bool	read (void *dst, int len)
bool	skip (int len)
void	write (const void *src, int len)
Public Attributes
const int	size

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Detailed Description

Facilitates consecutive reads and writes to a MoSync data object.

Keeps a handle and a position.

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Constructor & Destructor Documentation

MAUtil::DataHandler::DataHandler

(

MAHandle

data

)

[inline]

Initializes DataHandler::size and sets the position to 0.

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Member Function Documentation

bool MAUtil::DataHandler::read	(	void *	dst,
		int	len
	)		[inline]

Copies len bytes from the data object to memory pointed to by dst.

Returns:

True on success. False if the operation could not be completed because there's not enough data left.

See also:

maReadData()

References maReadData(), and size.

bool MAUtil::DataHandler::skip

(

int

len

)

[inline]

Moves the position forward len bytes.

Returns:

True on success. False if the operation could not be completed because the data object was too small.

References size.

void MAUtil::DataHandler::write	(	const void *	src,
		int	len
	)		[inline]

Copies len bytes to the data object from memory pointed to by src.

See also:

maWriteData()

References maWriteData().

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Member Data Documentation

const int MAUtil::DataHandler::size

The size, in bytes, of the data object.

Referenced by read(), and skip().