C / C++ / MFC

for (int chunkCountor = 0; chunkCountor < Size_Of_aBytes/sizeof (struct CHUNKS); chunkCountor++)
{
        pChunk = ((CHUNKS*) (aBytes)) + chunkCountor;
        //From now on I expected to access my favorite values using <pchunk -=""> First>, ...
}</pchunk>

struct CHUNKS
{
	DWORD First:6;
	DWORD Second:6;
	DWORD Third:6;
	DWORD Fourth:6;
} *pChunk = NULL;

int iCountor = 0;

for (iCountor = 0; iCountor < Size_Of_aBytes; iCountor += 3)
{
	if ((iCountor + 3) <= Size_Of_aBytes)	// you have at least three bytes left, so get them all
	{
		pChunk = (CHUNKS*) (aBytes + iCountor);
		// now you can get pChunk->First, pChunk->Second, pChunk->Third, and pChunk->Fourth
		// this takes care of the first three bytes of aBytes, the next time through the loop
		// will get the next three bytes (4 values).
	}
	else
	{
			// when you get here, aBytes will only have one or two bytes of data left,
			// so you can only access one or two of the variables safely.
			
			// I'll leave this up to you.
	}
}

Hamid. wrote:

CRect::DeflateRect.

rect.InflateRect(0,0,70,0);

width = right - left = 20 - 10 = 10 pixels.

left<sub>new</sub>   = left;
right<sub>new</sub>  = right + 70; // now width = right<sub>new</sub> - left<sub>new</sub> = 80
top<sub>new</sub>    = top;
bottom<sub>new</sub> = bottom;

rect.right = rect.left + the_new_width;

--Mike--
Visual C++ MVP
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