protected virtual bool PerformPosMoveLeft()
{
long pos = _hexBox._bytePos;
long sel = _hexBox._selectionLength;
int cp = _hexBox._byteCharacterPos;
if(sel != 0)
{
cp = 0;
_hexBox.SetPosition(pos, cp);
_hexBox.ReleaseSelection();
}
else
{
if(pos == 0 && cp == 0)
return true;
if(cp > 0)
{
cp--;
}
else
{
pos = Math.Max(0, pos-1);
cp++;
}
_hexBox.SetPosition(pos, cp);
if(pos < _hexBox._startByte)
{
_hexBox.PerformScrollLineUp();
}
_hexBox.UpdateCaret();
_hexBox.Invalidate();
}
_hexBox.ScrollByteIntoView();
return true;
}