C++ nsCAutoString::get方法代码示例

/* static */ void
nsBaseWidget::debug_DumpEvent(FILE *                aFileOut,
                              nsIWidget *           aWidget,
                              nsGUIEvent *          aGuiEvent,
                              const nsCAutoString & aWidgetName,
                              PRInt32               aWindowID)
{
  if (aGuiEvent->message == NS_MOUSE_MOVE)
  {
    if (!debug_GetCachedBoolPref("nglayout.debug.motion_event_dumping"))
      return;
  }
  
  if (aGuiEvent->message == NS_MOUSE_ENTER || 
      aGuiEvent->message == NS_MOUSE_EXIT)
  {
    if (!debug_GetCachedBoolPref("nglayout.debug.crossing_event_dumping"))
      return;
  }

  if (!debug_GetCachedBoolPref("nglayout.debug.event_dumping"))
    return;

  NS_LossyConvertUTF16toASCII tempString(debug_GuiEventToString(aGuiEvent).get());
  
  fprintf(aFileOut,
          "%4d %-26s widget=%-8p name=%-12s id=%-8p refpt=%d,%d\n",
          _GetPrintCount(),
          tempString.get(),
          (void *) aWidget,
          aWidgetName.get(),
          (void *) (aWindowID ? aWindowID : 0x0),
          aGuiEvent->refPoint.x,
          aGuiEvent->refPoint.y);
}

/* static */ void
nsBaseWidget::debug_DumpInvalidate(FILE *                aFileOut,
                                   nsIWidget *           aWidget,
                                   const nsIntRect *     aRect,
                                   bool                  aIsSynchronous,
                                   const nsCAutoString & aWidgetName,
                                   PRInt32               aWindowID)
{
  if (!debug_GetCachedBoolPref("nglayout.debug.invalidate_dumping"))
    return;

  NS_ASSERTION(nsnull != aFileOut,"cmon, null output FILE");
  NS_ASSERTION(nsnull != aWidget,"cmon, the widget is null");

  fprintf(aFileOut,
          "%4d Invalidate widget=%p name=%-12s id=%-8p",
          _GetPrintCount(),
          (void *) aWidget,
          aWidgetName.get(),
          (void *) aWindowID);

  if (aRect) 
  {
    fprintf(aFileOut,
            " rect=%3d,%-3d %3d,%-3d",
            aRect->x, 
            aRect->y,
            aRect->width, 
            aRect->height);
  }
  else
  {
    fprintf(aFileOut,
            " rect=%-15s",
            "none");
  }

  fprintf(aFileOut,
          " sync=%s",
          (const char *) (aIsSynchronous ? "yes" : "no "));
  
  fprintf(aFileOut,"\n");
}

static inline bool
canonicalizeBase(nsCAutoString &spec,
                 nsACString &out,
                 mozilla::Omnijar::Type aType)
{
    nsCAutoString base;
    nsresult rv = mozilla::Omnijar::GetURIString(aType, base);

    if (NS_FAILED(rv) || !base.Length())
        return false;

    if (base.Compare(spec.get(), false, base.Length()))
        return false;

    out.Append("/resource/");
    out.Append(baseName[aType]);
    out.Append(Substring(spec, base.Length()));
    return true;
}

/**
   Parses e.g. "a(href,title)" (but not several tags at once).
 */
nsresult
mozSanitizingHTMLSerializer::ParseTagPref(const nsCAutoString& tagpref)
{
  nsIParserService* parserService = nsContentUtils::GetParserService();
  if (!parserService)
    return NS_ERROR_OUT_OF_MEMORY;

  // Parsing tag
  PRInt32 bracket = tagpref.FindChar('(');
  if (bracket == 0)
  {
    printf(" malformed pref: %s\n", tagpref.get());
    return NS_ERROR_CANNOT_CONVERT_DATA;
  }

  nsAutoString tag;
  CopyUTF8toUTF16(StringHead(tagpref, bracket), tag);

  // Create key
  PRInt32 tag_id = parserService->HTMLStringTagToId(tag);
  if (tag_id == eHTMLTag_userdefined)
  {
    printf(" unknown tag <%s>, won't add.\n",
           NS_ConvertUTF16toUTF8(tag).get());
    return NS_ERROR_CANNOT_CONVERT_DATA;
  }
  nsPRUint32Key tag_key(tag_id);

  if (mAllowedTags.Exists(&tag_key))
  {
    printf(" duplicate tag: %s\n", NS_ConvertUTF16toUTF8(tag).get());
    return NS_ERROR_CANNOT_CONVERT_DATA;
  }
  if (bracket == kNotFound)
    /* There are no attributes in the pref. So, allow none; only the tag
       itself */
  {
    mAllowedTags.Put(&tag_key, 0);
  }
  else
  {
    // Attributes

    // where is the macro for non-fatal errors in opt builds?
    if(tagpref[tagpref.Length() - 1] != ')' ||
       tagpref.Length() < PRUint32(bracket) + 3)
    {
      printf(" malformed pref: %s\n", tagpref.get());
      return NS_ERROR_CANNOT_CONVERT_DATA;
    }
    nsCOMPtr<nsIProperties> attr_bag =
                                 do_CreateInstance(NS_PROPERTIES_CONTRACTID);
    NS_ENSURE_TRUE(attr_bag, NS_ERROR_INVALID_POINTER);
    nsCAutoString attrList;
    attrList.Append(Substring(tagpref,
                              bracket + 1,
                              tagpref.Length() - 2 - bracket));
    char* attrs_lasts;
    for (char* iAttr = PL_strtok_r(attrList.BeginWriting(),
                                   ",", &attrs_lasts);
         iAttr;
         iAttr = PL_strtok_r(NULL, ",", &attrs_lasts))
    {
      attr_bag->Set(iAttr, 0);
    }

    nsIProperties* attr_bag_raw = attr_bag;
    NS_ADDREF(attr_bag_raw);
    mAllowedTags.Put(&tag_key, attr_bag_raw);
  }

  return NS_OK;
}

void nsTestLog::PrintError(char * aCall, char * aMessage)
{
  const char * trace = mTrace.get();
  printf("ERROR at %s%s reason: %s.\n", trace, aCall, aMessage);
}