Beispiel #1
0
// insert a new line after the given one or in the very beginning if !pLine
LineList *wxFileConfig::LineListInsert(const wxString& str,
                                                     LineList *pLine)
{
  if ( pLine == m_linesTail )
    return LineListAppend(str);

  LineList *pNewLine = new LineList(str);
  if ( pLine == NULL ) {
    // prepend to the list
    pNewLine->SetNext(m_linesHead);
    m_linesHead->SetPrev(pNewLine);
    m_linesHead = pNewLine;
  }
  else {
    // insert before pLine
    LineList *pNext = pLine->Next();
    pNewLine->SetNext(pNext);
    pNewLine->SetPrev(pLine);
    pNext->SetPrev(pNewLine);
    pLine->SetNext(pNewLine);
  }

  return pNewLine;
}
Beispiel #2
0
void wxFileConfig::LineListRemove(LineList *pLine)
{
  LineList *pPrev = pLine->Prev(),
           *pNext = pLine->Next();

  // first entry?
  if ( pPrev == NULL )
    m_linesHead = pNext;
  else
    pPrev->SetNext(pNext);

  // last entry?
  if ( pNext == NULL )
    m_linesTail = pPrev;
  else
    pNext->SetPrev(pPrev);

  delete pLine;
}