public virtual bool Find(FindBinaryDialog.Result currentFind, long index, out long start, out long end, bool forward = true)
{
start = end = -1;
if (!forward)
return false;
++index;
if ((index < 0) || (index >= Length))
return false;
var min = index;
var findLen = currentFind.Searcher.MaxLen;
while (index < Length)
{
var nonSparse = GetNonSparse(index);
if (nonSparse != index)
{
index = nonSparse;
continue;
}
index = Math.Max(min, index - findLen - 1);
var block = Read(index, Math.Min(65536, Length - index));
var result = currentFind.Searcher.Find(block, 0, block.Length, true);
if (result.Count != 0)
{
start = result[0].Item1 + index;
end = start + result[0].Item2;
return true;
}
index += block.Length;
}
return false;
}
public override bool Find(FindBinaryDialog.Result currentFind, long index, out long start, out long end, bool forward = true)
{
using (Suspend())
using (Open())
return base.Find(currentFind, index, out start, out end, forward);
}
public static Result Run(Window parent)
{
var find = new FindBinaryDialog { Owner = parent };
if (!find.ShowDialog())
return null;
return find.result;
}
