Method performReplace

qrenderdoc/Windows/ShaderViewer.cpp:7001–7058

}

void ShaderViewer::performReplace()
{
  ScintillaEdit *cur = currentScintilla();

  if(!cur)
    return;

  QString find = m_FindReplace->findText();

  if(find.isEmpty())
    return;

  sptr_t flags = 0;

  if(m_FindReplace->matchCase())
    flags |= SCFIND_MATCHCASE;
  if(m_FindReplace->matchWord())
    flags |= SCFIND_WHOLEWORD;
  if(m_FindReplace->regexp())
    flags |= SCFIND_REGEXP | SCFIND_POSIX;

  FindReplace::SearchContext context = m_FindReplace->context();

  bool down = m_FindReplace->direction() == FindReplace::Down;
  QString findHash = QFormatStr("%1%2%3%4").arg(find).arg(flags).arg((int)context).arg(down);

  // if we didn't have a valid previous find, just do a find and bail
  if(findHash != m_FindState.hash)
  {
    performFind();
    return;
  }

  if(m_FindState.prevResult.first == -1)
    return;

  cur->setTargetRange(m_FindState.prevResult.first, m_FindState.prevResult.second);

  FindState save = m_FindState;

  QString replaceText = m_FindReplace->replaceText();

  // otherwise we have a valid previous find. Do the replace now
  // note this will invalidate the find state (as most user operations would), so we save/restore
  // the state
  if(m_FindReplace->regexp())
    cur->replaceTargetRE(-1, replaceText.toUtf8().data());
  else
    cur->replaceTarget(-1, replaceText.toUtf8().data());

  m_FindState = save;

  // adjust the offset if we replaced text and it went up or down in size
  m_FindState.offset += (replaceText.count() - find.count());

  // move to the next result
  performFind();
}