public void Release()
{
m_UseCount--;
if (m_UseCount <= 0)
{
m_Bookmark = null;
m_OnReleased(this);
}
}
public PagesInUse(int index, int offset, int length, EventPagesReleased on_released)
{
m_UseCount = 0;
FirstPage = index;
PageLength = length;
m_OnReleased = on_released;
m_Bookmark = new Bookmark(this, offset);
}