C++ FXString类代码示例

void GMSourceView::init() {
  loadSettings("window");
  clear();
  listsources();


  FXString key = getApp()->reg().readStringEntry("window","source-list-current","");
  if (!key.empty()){
    FXTreeItem * item = sourcelist->getFirstItem();
    while(item){
      GMSource * src = static_cast<GMSource*>(item->getData());
      if (src->settingKey()==key) {
        sourcelist->setCurrentItem(item);
        break;
        }
      item=item->getBelow();
      }
    }

  if (sourcelist->getCurrentItem()==nullptr && sourcelist->getFirstItem())
    sourcelist->setCurrentItem(sourcelist->getFirstItem());

  source=static_cast<GMSource*>(sourcelist->getItemData(sourcelist->getCurrentItem()));
  GMPlayerManager::instance()->getTrackView()->init(source);
  }

void ID3V2::parse_comment_frame(FXint framesize) {
  FXString key,field;

  const FXuchar & encoding = buffer[p];
  const FXchar* textstart  = (const FXchar*)(buffer+p+4);
  const FXint   textlength = framesize - 4;

  if (encoding==UTF16_BOM || encoding==UTF16) {
    FXint ksize = strwlen(textstart,textlength);
    FXint vsize = strwlen(textstart+ksize+2,textlength-ksize-2);
    parse_text(encoding,textstart,ksize,key);
    parse_text(encoding,textstart+ksize+2,vsize,field);
    }
  else {
    FXint ksize = strnlen(textstart,textlength);
    FXint vsize = strnlen(textstart+ksize+1,textlength-ksize-1);
    parse_text(encoding,textstart,ksize,key);
    parse_text(encoding,textstart+ksize+1,vsize,field);
    }

  FXString comment = key + " " + field;
  if (comment.find("iTunSMPB")>=0) {
    comment.simplify().scan("iTunSMPB %*x %hx %hx %lx",&padstart,&padend,&length);
    GM_DEBUG_PRINT("[id3v2] found iTunSMPB (padding %d %d, length %ld)\n",padstart,padend,length);
    }
  }

long fx_numeric_field::change_on_digit(int sign)
{
    FXString txt = getText();
    int pos = getCursorPos();

    int pow_exp, dot_pos;
    int norm = get_normalized_int (txt.text(), pow_exp, dot_pos);

    if (dot_pos < 0) return 0;

    int pos_exp = dot_pos - pos;
    if (pos_exp < 0)
        pos_exp ++;
    int inc_abs = ipow10 (pos_exp + pow_exp);

    norm += sign * inc_abs;

    FXString new_txt = denormalize (norm, pow_exp, dot_pos);
    int new_pos = dot_pos - pos_exp;
    if (pos_exp < 0)
        new_pos ++;

    setText(new_txt);
    setCursorPos(new_pos);

    if (target)
        target->tryHandle(this, FXSEL(SEL_CHANGED,message), (void*)new_txt.text());

    return 1;
}

long
GNETLSEditorFrame::onCmdPhaseEdit(FXObject*, FXSelector, void* ptr) {
    /* @note: there is a bug when copying/pasting rows: when this handler is
     * called the value of the cell is not yet updated. This means you have to
     * click inside the cell and hit enter to actually update the value */
    FXTablePos* tp = (FXTablePos*)ptr;
    FXString value = myPhaseTable->getItemText(tp->row, tp->col);
    if (tp->col == 0) {
        // duration edited
        if (GNEAttributeCarrier::canParse<SUMOReal>(value.text())) {
            SUMOTime duration = getSUMOTime(value);
            if (duration > 0) {
                myEditedDef->getLogic()->setPhaseDuration(tp->row, duration);
                myHaveModifications = true;
                updateCycleDuration();
                return 1;
            }
        }
        // input error, reset value
        myPhaseTable->setItemText(tp->row, 0, toString(STEPS2TIME(getPhases()[tp->row].duration)).c_str());
    } else {
        // state edited
        try {
            // insert phase with new step and delete the old phase
            myEditedDef->getLogic()->addStep(getPhases()[tp->row].duration, value.text(), tp->row);
            myEditedDef->getLogic()->deletePhase(tp->row + 1);
            myHaveModifications = true;
            onCmdPhaseSwitch(0, 0, 0);
        } catch (ProcessError) {
            // input error, reset value
            myPhaseTable->setItemText(tp->row, 1, getPhases()[tp->row].state.c_str());
        }
    }
    return 1;
}

// Convert the deletion date to the number of seconds since the epoch
// The string representing the deletion date must be in the format YYYY-MM-DDThh:mm:ss
long deltime(FXString delstr)
{	
	// Decompose the date into year, month, day, hour, minutes and seconds
	FXString year=delstr.mid(0,4);
	FXString mon=delstr.mid(5,2);
	FXString mday=delstr.mid(8,2);
	FXString hour=delstr.mid(11,2);
	FXString min=delstr.mid(14,2);
	FXString sec=delstr.mid(17,2);
	
	// Convert date using mktime()
	tm tmval;
	tmval.tm_sec=atoi(sec.text());
	tmval.tm_min=atoi(min.text());
	tmval.tm_hour=atoi(hour.text());
	tmval.tm_mday=atoi(mday.text());
	tmval.tm_mon=atoi(mon.text());
	tmval.tm_year=atoi(year.text())-1900;
	tmval.tm_isdst=0;
	long t=(long)mktime(&tmval);
	
	// If conversion failed, return 0
	if (t<0)
		t=0;
	
	return t;
}

void
PlaybackWindow::setPlaybackPacketsProcessed(unsigned int packets)
{
	FXString s;
	s.format("Processed %u of %u", packets_processed, total_packets);
	processedLabel->setText(s);
}

void InputThread::ctrl_open_input(const FXString & uri) {
  GM_DEBUG_PRINT("[input] ctrl_open_input %s\n",uri.text());

  if (uri.empty()) {
    goto failed;
    }

  /// Open Input
  input=open_input(uri);
  if (input==NULL) {
    engine->post(new ErrorMessage(FXString::value("Unable to open %s",uri.text())));
    goto failed;
    }

  reader = open_reader();
  if (reader==NULL) {
    engine->post(new ErrorMessage(FXString::value("No input plugin available for %s",uri.text())));
    goto failed;
    }

  if (!reader->init(input)) {
    engine->post(new ErrorMessage(FXString::value("Failed to initialize plugin")));
    goto failed;
    }

  streamid++;
  set_state(StateProcessing,true);
  return;
failed:
  ctrl_close_input();
  set_state(StateIdle,true);
  }

bool
checkPass(char *pass, int plen)
{
  char pstr[64];
  FILE *fp;
  FXString pname;

  pname = FXSystem::getHomeDirectory() + "/.mkahawa/mkahawa.inf";
  fp = fopen(pname.text(), "r");
  if (fp){
    FXuchar digest[CCLC_MD5_DIGEST_LENGTH];

    CCLC_MD5((FXuchar*)(pass), plen, digest);
    fread(pstr, CCLC_MD5_DIGEST_LENGTH, 1, fp);
    if (plen > CCLC_MD5_DIGEST_LENGTH) plen = CCLC_MD5_DIGEST_LENGTH;
    if (!memcmp(pstr, digest, plen))
      return TRUE;
    fclose(fp);
#ifdef DEBUG_PASS
    printf("Realpass Hash: ");
    print_hash((unsigned char *)digest, CCLC_MD5_DIGEST_LENGTH);
    printf("\n");
    printf("Testpass Hash: ");
    print_hash((unsigned char *)pstr, CCLC_MD5_DIGEST_LENGTH);
    printf("\n");
#endif
  }
  
  return FALSE;
}

void
GenesisFrame::setOverrideOptions(void)
{
  if (m_useOverride->getCheck())
    {
      if (m_overrideGenesis->getCheck())
        m_commandLineHandler->addOption("--gen");
      if (m_overrideHeaderSize->getCheck())
        {
          char option[80];
          FXString text = m_overrideHeaderSizeText->getText();
          sprintf(option, "--hdn=%s", text.text());
          m_commandLineHandler->addOption(option);
        }
      if (m_overrideHeader->getCheck())
        m_commandLineHandler->addOption("--hd");
      if (m_overrideNoHeader->getCheck())
        m_commandLineHandler->addOption("--nhd");
      if (m_overrideNotSplit->getCheck())
        m_commandLineHandler->addOption("--ns");
      if (m_overrideInterleaved->getCheck())
        m_commandLineHandler->addOption("--int");
      if (m_overrideInterleaved2->getCheck())
        m_commandLineHandler->addOption("--int2");
      if (m_overrideNotInterleaved->getCheck())
        m_commandLineHandler->addOption("--nint");
    }
}

// Run ctags in each source directory
void TagParserBase::ReadClasses()
{
  CmdIO cmdio(mainwin);
  CmdStr cmd=CtagsCmd();
  FXString currdir=FXSystem::getCurrentDirectory();
  FXRex rx("\\.(c|cc|cpp|cxx|h|hh|hpp|hxx)$",FXRex::IgnoreCase);
  for (FXint i=0; i<DirList().no(); i++) {
    const FXString dir=DirList().at(i)->dirname();
    if (dir.empty()) { continue; }
    if (FXSystem::setCurrentDirectory(dir)) {
      FXDir de(dir);
      if (de.isOpen()) {
        FXString fn;
        while (de.next(fn)) {
          if (FXStat::isFile(fn) && (rx.search(fn,0,fn.length())>=0)) { cmd+=fn.text(); }
        }
        de.close();
        current_filename=FXString::null;
        cmdio.setUserData((void*)(FXival)i);
        cmdio.lines(cmd.text(),this,ID_READ_ALL_FILES_LINES);
      }
    }
  }
  FXSystem::setCurrentDirectory(currdir);
}

void ap_parse_pls(const FXString & data,FXStringList & mrl) {
  FXint start=0,end=0,pos,next;
  for (FXint i=0;i<data.length();i++) {
    if (data[i]=='\n') {
      end=i;
      next=i+1;

      /// Skip white space
      while(start<end && Ascii::isSpace(data[start])) start++;

      /// Skip white space
      while(end>start && Ascii::isSpace(data[end])) end--;

      /// Parse the actual line.
      if ((end-start)>6) {
        if (compare(&data[start],"File",4)==0) {
          pos = data.find('=',start+4);
          if (pos==-1) continue;
          pos++;
          if (end-pos>0) {
            mrl.append(data.mid(pos,1+end-pos));
            }
          }
        }
      start=next;
      }
    }
  }

// Open directory to path, return true if ok.
FXbool FXDir::open(const FXString& path){
  if(!path.empty()){
#ifdef WIN32
#ifdef UNICODE
    FXnchar buffer[MAXPATHLEN];
    utf2ncs(buffer,MAXPATHLEN,path.text(),path.length()+1);
    wcsncat(buffer,TEXT("\\*"),MAXPATHLEN);
#else
    FXchar buffer[MAXPATHLEN];
    strncpy(buffer,path.text(),MAXPATHLEN);
    strncat(buffer,"\\*",MAXPATHLEN);
#endif
    ((SPACE*)space)->handle=FindFirstFile(buffer,&((SPACE*)space)->result);
    if(((SPACE*)space)->handle!=INVALID_HANDLE_VALUE){
      ((SPACE*)space)->first=true;
      return true;
      }
#else
    ((SPACE*)space)->handle=opendir(path.text());
    if(((SPACE*)space)->handle!=NULL){
      return true;
      }
#endif
    }
  return false;
  }

// Go to next directory entry and return its name
FXbool FXDir::next(FXString& name){
  if(isOpen()){
#ifdef WIN32
    if(((SPACE*)space)->first || FindNextFile(((SPACE*)space)->handle,&((SPACE*)space)->result)){
      ((SPACE*)space)->first=false;
      name.assign(((SPACE*)space)->result.cFileName);
      return true;
      }
#else
#if defined(FOX_THREAD_SAFE) && !defined(__FreeBSD__) && !defined(__OpenBSD__)
    if(!readdir_r(((SPACE*)space)->handle,&((SPACE*)space)->result,&((SPACE*)space)->dp) && ((SPACE*)space)->dp){
      name.assign(((SPACE*)space)->dp->d_name);
      return true;
      }
#else
    if((((SPACE*)space)->dp=readdir(((SPACE*)space)->handle))!=NULL){
      name.assign(((SPACE*)space)->dp->d_name);
      return true;
      }
#endif
#endif
    }
  name.clear();
  return false;
  }

static void update_textfield(fx_numeric_field *tf, fx_disp_window *disp_win, int param_id)
{
    FXString vstr;
    double *pvalue = disp_win->map_parameter(param_id);
    vstr.format("%g", *pvalue);
    tf->setText(vstr);
}

/*
  Fox doesn't automatically handle MS-Windows shortcut files, so...
  Iterate through each filename in the file dialog's getFilenames() list,
  if any of them are shortcut (*.lnk) files, dereference the link and
  make the string point to the "real" disk file. If we have multiple files,
  remove any links that point to a directory. But if we only have one string
  in the list, and the string is a link pointing to a directory, we will
  dereference it so the dialog can change into that folder.
*/
static void FixupShortcuts(FXWindow*w, FXString* filenames)
{
  if (!filenames) return;
  FXString* fn;
  FXString* tail=filenames;
  FXuint count=0;
  for (fn=filenames; !fn->empty(); fn++) {
    if (IsLinkExt(*fn)) {
      char*tmp=NULL;
      if (ReadShortcut(&tmp, fn->text())) {
        *fn=tmp;
      } else {
        FXMessageBox::error(w,MBOX_OK,_("Error in shortcut"),"%s\n%s",fn->text(),tmp);
      }
      free(tmp);
    }
    tail=fn;
    count++;
  }
  if (count>1) {
    for (fn=filenames; !fn->empty(); fn++) {
      if (FXStat::isDirectory(*fn)) {
        *fn=tail->text();
        *tail="";
        tail--;
      }
    }
  }
}