C++ GList::append方法代码示例

GList<GURL>
DjVuMessage::GetProfilePaths(void)
{
  static bool first=true;
  static GList<GURL> realpaths;
  if(first)
  {
    first=false;
    GMap<GUTF8String,void *> pathsmap;
    GList<GURL> paths;
    GURL path;
    const GUTF8String envp(GOS::getenv(DjVuEnv));
    if(envp.length())
      appendPath(GURL::Filename::UTF8(envp),pathsmap,paths);
#if defined(WIN32) || defined(UNIX)
    GURL mpath(GetModulePath());
    if(!mpath.is_empty() && mpath.is_dir())
    {
#if defined(UNIX) && !defined(AUTOCONF) && !defined(NDEBUG)
      appendPath(GURL::UTF8(DebugModuleDjVuDir,mpath),pathsmap,paths);
#endif
      appendPath(mpath,pathsmap,paths);
      appendPath(GURL::UTF8(ModuleDjVuDir,mpath),pathsmap,paths);
      appendPath(GURL::UTF8(ProfilesDjVuDir,mpath),pathsmap,paths);
      mpath=mpath.base();
      appendPath(GURL::UTF8(ModuleDjVuDir,mpath),pathsmap,paths);
      appendPath(GURL::UTF8(ProfilesDjVuDir,mpath),pathsmap,paths);
      mpath=mpath.base();
      appendPath(GURL::UTF8(ModuleDjVuDir,mpath),pathsmap,paths);
      appendPath(GURL::UTF8(ProfilesDjVuDir,mpath),pathsmap,paths);
      mpath=mpath.base();
      appendPath(GURL::UTF8(ModuleDjVuDir,mpath),pathsmap,paths);
      appendPath(GURL::UTF8(ProfilesDjVuDir,mpath),pathsmap,paths);
    }
#endif
#if defined(AUTOCONF)
    GURL dpath = GURL::Filename::UTF8(DjVuDataDir);
    appendPath(dpath,pathsmap,paths);
#endif
#ifdef WIN32
    appendPath(RegOpenReadConfig(HKEY_CURRENT_USER),pathsmap,paths);
    appendPath(RegOpenReadConfig(HKEY_LOCAL_MACHINE),pathsmap,paths);
#else
    GUTF8String home=GOS::getenv("HOME");
# if HAVE_GETPWUID
    if (! home.length()) {
      struct passwd *pw=0;
      if ((pw = getpwuid(getuid())))
        home=GNativeString(pw->pw_dir);
    }
# endif
    if (home.length()) {
      GURL hpath = GURL::UTF8(LocalDjVuDir,GURL::Filename::UTF8(home));
      appendPath(hpath,pathsmap,paths);
    }
#endif
#ifdef LT_DEFAULT_PREFIX
    appendPath(GURL::Filename::UTF8(DjVuPrefixDir),pathsmap,paths);
#endif
    appendPath(GURL::Filename::UTF8(RootDjVuDir),pathsmap,paths);
    pathsmap.empty();

    GPosition pos;
    GList< GMap<GUTF8String,GP<lt_XMLTags> > > localemaps;
    for(pos=paths;pos;++pos)
    {
      path=GURL::UTF8(LanguageFile,paths[pos]);
      if(path.is_file())
      {
        const GP<lt_XMLTags> xml(lt_XMLTags::create(ByteStream::create(path,"rb")));
        const GPList<lt_XMLTags> Body(xml->get_Tags(bodystring));
        GPosition pos=Body;
        if(!pos || (pos != Body.lastpos()))
        {
          G_THROW( ERR_MSG("XMLAnno.extra_body") );
        }
        const GP<lt_XMLTags> GBody(Body[pos]);
        if(!GBody)
        {
          G_THROW( ERR_MSG("XMLAnno.no_body") );
        }
        GMap<GUTF8String,GP<lt_XMLTags> > localemap;
        lt_XMLTags::get_Maps(languagestring,localestring,Body,localemap);
        localemaps.append(localemap);
      }
    } 
    GList<GURL> localepaths;

    // Need to do it the right way!
    GUTF8String defaultlocale = getenv("LANGUAGE");
    if (! defaultlocale) 
      {
        const GUTF8String oldlocale(setlocale(LC_MESSAGES,0));
        defaultlocale = setlocale(LC_MESSAGES,"");
        setlocale(LC_MESSAGES,(const char *)oldlocale);
      }
    // Unfathomable search.
    for(int loop=0; loop<2; loop++)
    {
      static const char sepchars[]=" [email protected]";
//.........这里部分代码省略.........

static GUTF8String
getbodies(
  GList<GURL> &paths,
  const GUTF8String &MessageFileName,
  GPList<lt_XMLTags> &body, 
  GMap<GUTF8String, void *> & map )
{
  GUTF8String errors;
  bool isdone=false;
  GPosition firstpathpos=paths;
  for(GPosition pathpos=firstpathpos;!isdone && pathpos;++pathpos)
  {
    const GURL::UTF8 url(MessageFileName,paths[pathpos]);
    if(url.is_file())
    {
      map[MessageFileName]=0;
      GP<lt_XMLTags> gtags;
      {
        GP<ByteStream> bs=ByteStream::create(url,"rb");
        G_TRY
        {
          gtags=lt_XMLTags::create(bs);
        }
        G_CATCH(ex)
        {
          GUTF8String mesg(failed_to_parse_XML+("\t"+url.get_string()));
          if(errors.length())
          {
            errors+="\n"+mesg;
          }else
          {
            errors=mesg;
          }
          errors+="\n"+GUTF8String(ex.get_cause());
        }
        G_ENDCATCH;
      }
      if(gtags)
      {
        lt_XMLTags &tags=*gtags;
        GPList<lt_XMLTags> Bodies=tags.get_Tags(bodystring);
        if(! Bodies.isempty())
        {
          isdone=true;
          for(GPosition pos=Bodies;pos;++pos)
          {
            body.append(Bodies[pos]);
          }
        }
        GPList<lt_XMLTags> Head=tags.get_Tags(headstring);
        if(! Head.isempty())
        {
          isdone=true;
          GMap<GUTF8String, GP<lt_XMLTags> > includes;
          lt_XMLTags::get_Maps(includestring,namestring,Head,includes);
          for(GPosition pos=includes;pos;++pos)
          {
            const GUTF8String file=includes.key(pos);
            if(! map.contains(file))
            {
              GList<GURL> xpaths;
              xpaths.append(url.base());
              const GUTF8String err2(getbodies(xpaths,file,body,map));
              if(err2.length())
              {
                if(errors.length())
                {
                  errors+="\n"+err2;
                }else
                {
                  errors=err2;
                }
              }
            }
          }
        }
      }
    }
  }

GList<DjVuTXT::Zone *>
DjVuTXT::find_text_in_rect(GRect target_rect, GUTF8String &text) const
   // returns a list of zones of type WORD in the nearest/selected paragraph 
{
   GList<Zone *> zone_list;
   GList<Zone *> lines;

   get_zones((int)PARAGRAPH, &page_zone, zone_list);
   // it's possible that no paragraph structure exists for reasons that  
   // 1) ocr engine is not capable 2) file was modified by user. In such case, 
   // we can only make a rough guess, i.e., select all the lines intersected with
   // target_rect
   if (zone_list.isempty())
   {
      get_zones((int)LINE, &page_zone, zone_list);
      GPosition pos;
      for(pos=zone_list; pos; ++pos)
      {
	 GRect rect=zone_list[pos]->rect;
	 int h0=rect.height()/2;
	 if(rect.intersect(rect,target_rect) && rect.height()>h0)
	    lines.append(zone_list[pos]);
      }
   } else 
   {
      GPosition pos, pos_sel=zone_list;
      float ar=0;
      for(pos=zone_list; pos; ++pos)
      {
	 GRect rect=zone_list[pos]->rect;
	 int area=rect.area();
	 if (rect.intersect(rect, target_rect))
	 {
	    float ftmp=rect.area()/(float)area;
	    if ( !ar || ar<ftmp )
	    {
	       ar=ftmp;
	       pos_sel=pos;
	    }
	 }
      }
      Zone *parag = 0;
      if ( ar>0 ) parag=zone_list[pos_sel];
      zone_list.empty();
      if ( ar>0 ) 
      {
	 get_zones((int)LINE, parag, zone_list);
	 if ( !zone_list.isempty() )
	 {
	    for(GPosition pos=zone_list; pos; ++pos)
	    {
	       GRect rect=zone_list[pos]->rect;
	       int h0=rect.height()/2;
	       if(rect.intersect(rect,target_rect) && rect.height()>h0)
		  lines.append(zone_list[pos]);
	    }
	 }
      }
   }

   zone_list.empty();
   if (!lines.isempty()) 
   {
      int i=1, lsize=lines.size();

      GList<Zone *> words;
      for (GPosition pos=lines; pos; ++pos, ++i)
      {
	 words.empty();
	 get_zones((int)WORD, lines[pos], words);

	 if ( lsize==1 )
	 {
	    for(GPosition p=words;p;++p)
	    {
	       GRect rect=words[p]->rect;
	       if(rect.intersect(rect,target_rect))
	       //if (target_rect.contains(words[p]->rect))
		  zone_list.append(words[p]);
	    }
	 } else
	 {
	    if (i==1)
	    {
	       bool start=true;
	       for(GPosition p=words; p; ++p)
	       {
		  if ( start )
		  {
		     GRect rect=words[p]->rect;
		     if(rect.intersect(rect,target_rect))
			//if (target_rect.contains(words[p]->rect))
		     {
			start=false;
			zone_list.append(words[p]);
		     }
		  } else 
		     zone_list.append(words[p]);
	       }
	    } else if (i==lsize)
//.........这里部分代码省略.........