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C++ nsString::Truncate方法代码示例

本文整理汇总了C++中nsString::Truncate方法的典型用法代码示例。如果您正苦于以下问题：C++ nsString::Truncate方法的具体用法？C++ nsString::Truncate怎么用？C++ nsString::Truncate使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类nsString的用法示例。


在下文中一共展示了nsString::Truncate方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: 

ENameValueFlag
RootAccessible::Name(nsString& aName)
{
  aName.Truncate();

  if (mRoleMapEntry) {
    Accessible::Name(aName);
    if (!aName.IsEmpty())
      return eNameOK;
  }

  nsCOMPtr<nsIDOMDocument> document = do_QueryInterface(mDocument);
  NS_ENSURE_TRUE(document, eNameOK);
  document->GetTitle(aName);
  return eNameOK;
}
开发者ID:LyeSS，项目名称:mozilla-central，代码行数:16，代码来源:RootAccessible.cpp

示例2: ConvertJSValToStr

void ConvertJSValToStr(nsString&  aString,
                      JSContext* aContext,
                      jsval      aValue)
{
  JSString *jsstring;

  if ( !JSVAL_IS_NULL(aValue) &&
       (jsstring = JS_ValueToString(aContext, aValue)) != nsnull)
  {
    aString.Assign(reinterpret_cast<const PRUnichar*>(JS_GetStringChars(jsstring)));
  }
  else
  {
    aString.Truncate();
  }
}
开发者ID:LittleForker，项目名称:mozilla-central，代码行数:16，代码来源:nsJSInstallTriggerGlobal.cpp

示例3: 

ENameValueFlag
HTMLListBulletAccessible::Name(nsString &aName)
{
  aName.Truncate();

  // Native anonymous content, ARIA can't be used. Get list bullet text.
  nsBlockFrame* blockFrame = do_QueryFrame(mContent->GetPrimaryFrame());
  if (blockFrame) {
    blockFrame->GetBulletText(aName);

    // Append space otherwise bullets are jammed up against list text.
    aName.Append(' ');
  }

  return eNameOK;
}
开发者ID:Incognito，项目名称:mozilla-central，代码行数:16，代码来源:HTMLListAccessible.cpp

示例4: splitString

static void splitString(nsString& aSource, nsString& aTarget)
{
    aTarget.Truncate() ;
    PRInt32 offset = aSource.FindChar('\n') ;
    
    if (offset >= 0) { 
        const PRUnichar *source = aSource.get() + offset + 1 ;
        
        while (*source) {
            if (*source == '\n' || *source == '\r') { aTarget.Append(PRUnichar(' ')) ; }
            else { aTarget.Append(*source) ; }
            ++ source ;
        }
        aSource.SetLength(offset); 
    }
}
开发者ID:binoc-software，项目名称:mozilla-cvs，代码行数:16，代码来源:nsAbOutlookCard.cpp

示例5: 

void
URL::GetHostname(nsString& aHostname, ErrorResult& aRv) const
{
  aHostname.Truncate();
  nsAutoCString tmp;
  nsresult rv = mURI->GetHost(tmp);
  if (NS_SUCCEEDED(rv)) {
    if (tmp.FindChar(':') != -1) { // Escape IPv6 address
      MOZ_ASSERT(!tmp.Length() ||
        (tmp[0] !='[' && tmp[tmp.Length() - 1] != ']'));
      tmp.Insert('[', 0);
      tmp.Append(']');
    }
    CopyUTF8toUTF16(tmp, aHostname);
  }
}
开发者ID:L2-D2，项目名称:gecko-dev，代码行数:16，代码来源:URL.cpp

示例6: switch

void
PopupBoxObject::GetAlignmentPosition(nsString& positionStr)
{
  positionStr.Truncate();

  // This needs to flush layout.
  nsMenuPopupFrame *menuPopupFrame = do_QueryFrame(GetFrame(true));
  if (!menuPopupFrame)
    return;

  int8_t position = menuPopupFrame->GetAlignmentPosition();
  switch (position) {
    case POPUPPOSITION_AFTERSTART:
      positionStr.AssignLiteral("after_start");
      break;
    case POPUPPOSITION_AFTEREND:
      positionStr.AssignLiteral("after_end");
      break;
    case POPUPPOSITION_BEFORESTART:
      positionStr.AssignLiteral("before_start");
      break;
    case POPUPPOSITION_BEFOREEND:
      positionStr.AssignLiteral("before_end");
      break;
    case POPUPPOSITION_STARTBEFORE:
      positionStr.AssignLiteral("start_before");
      break;
    case POPUPPOSITION_ENDBEFORE:
      positionStr.AssignLiteral("end_before");
      break;
    case POPUPPOSITION_STARTAFTER:
      positionStr.AssignLiteral("start_after");
      break;
    case POPUPPOSITION_ENDAFTER:
      positionStr.AssignLiteral("end_after");
      break;
    case POPUPPOSITION_OVERLAP:
      positionStr.AssignLiteral("overlap");
      break;
    case POPUPPOSITION_AFTERPOINTER:
      positionStr.AssignLiteral("after_pointer");
      break;
    default:
      // Leave as an empty string.
      break;
  }
}
开发者ID:carriercomm，项目名称:system-addons，代码行数:47，代码来源:PopupBoxObject.cpp

示例7: textBox

void
nsXULTextFieldAccessible::Value(nsString& aValue)
{
  aValue.Truncate();
  if (NativeRole() == roles::PASSWORD_TEXT) // Don't return password text!
    return;

  nsCOMPtr<nsIDOMXULTextBoxElement> textBox(do_QueryInterface(mContent));
  if (textBox) {
    textBox->GetValue(aValue);
    return;
  }

  nsCOMPtr<nsIDOMXULMenuListElement> menuList(do_QueryInterface(mContent));
  if (menuList)
    menuList->GetLabel(aValue);
}
开发者ID:dclarke，项目名称:services-central，代码行数:17，代码来源:nsXULFormControlAccessible.cpp

示例8: textArea

void
HTMLTextFieldAccessible::Value(nsString& aValue)
{
  aValue.Truncate();
  if (NativeState() & states::PROTECTED)    // Don't return password text!
    return;

  nsCOMPtr<nsIDOMHTMLTextAreaElement> textArea(do_QueryInterface(mContent));
  if (textArea) {
    textArea->GetValue(aValue);
    return;
  }

  HTMLInputElement* input = HTMLInputElement::FromContent(mContent);
  if (input)
    input->GetValue(aValue);
}
开发者ID:JerryShih，项目名称:gecko-dev，代码行数:17，代码来源:HTMLFormControlAccessible.cpp

示例9: Name

ENameValueFlag XULTreeGridRowAccessible::Name(nsString& aName) const {
  aName.Truncate();

  // XXX: the row name sholdn't be a concatenation of cell names (bug 664384).
  RefPtr<nsTreeColumn> column = nsCoreUtils::GetFirstSensibleColumn(mTree);
  while (column) {
    if (!aName.IsEmpty()) aName.Append(' ');

    nsAutoString cellName;
    GetCellName(column, cellName);
    aName.Append(cellName);

    column = nsCoreUtils::GetNextSensibleColumn(column);
  }

  return eNameOK;
}
开发者ID:Noctem，项目名称:gecko-dev，代码行数:17，代码来源:XULTreeGridAccessible.cpp

示例10: GetBundle

nsresult
nsParserMsgUtils::GetLocalizedStringByID(const char * aPropFileName, PRUint32 aID, nsString& oVal)
{
  oVal.Truncate();

  nsCOMPtr<nsIStringBundle> bundle;
  nsresult rv = GetBundle(aPropFileName,getter_AddRefs(bundle));
  if (NS_SUCCEEDED(rv) && bundle) {
    nsXPIDLString valUni;
    rv = bundle->GetStringFromID(aID, getter_Copies(valUni));
    if (NS_SUCCEEDED(rv) && valUni) {
      oVal.Assign(valUni);
    }  
  }

  return rv;
}
开发者ID:BigManager，项目名称:platform，代码行数:17，代码来源:nsParserMsgUtils.cpp

示例11: Elements

nsresult
CryptoBuffer::ToJwkBase64(nsString& aBase64) const
{
  // Shortcut for the empty octet string
  if (Length() == 0) {
    aBase64.Truncate();
    return NS_OK;
  }

  nsAutoCString base64;
  nsresult rv = Base64URLEncode(Length(), Elements(),
                                Base64URLEncodePaddingPolicy::Omit, base64);
  NS_ENSURE_SUCCESS(rv, rv);

  CopyASCIItoUTF16(base64, aBase64);
  return NS_OK;
}
开发者ID:marcoscaceres，项目名称:gecko-dev，代码行数:17，代码来源:CryptoBuffer.cpp

示例12: Value

void HTMLTextFieldAccessible::Value(nsString& aValue) const {
  aValue.Truncate();
  if (NativeState() & states::PROTECTED)  // Don't return password text!
    return;

  HTMLTextAreaElement* textArea = HTMLTextAreaElement::FromNode(mContent);
  if (textArea) {
    textArea->GetValue(aValue);
    return;
  }

  HTMLInputElement* input = HTMLInputElement::FromNode(mContent);
  if (input) {
    // Pass NonSystem as the caller type, to be safe.  We don't expect to have a
    // file input here.
    input->GetValue(aValue, CallerType::NonSystem);
  }
}
开发者ID:Noctem，项目名称:gecko-dev，代码行数:18，代码来源:HTMLFormControlAccessible.cpp

示例13: ExtractCharset

void nsEudoraCompose::ExtractCharset(nsString& str)
{
  int32_t idx = MsgFind(str, "charset=", true, 0);
  if (idx != -1) {
    str.Cut(0, idx + 8);
    idx = str.FindChar(';');
    if (idx != -1)
      str.SetLength(idx);
    str.Trim(kWhitespace);
    if ((str.CharAt(0) == '"') && (str.Length() > 2)) {
      str.SetLength(str.Length() - 1);
      str.Cut(0, 1);
      str.Trim(kWhitespace);
    }
  }
  else
    str.Truncate();
}
开发者ID:bolt-dev，项目名称:comm，代码行数:18，代码来源:nsEudoraCompose.cpp

示例14: 

//--------------------------------------------------------
// Return localized string 
static nsresult
GetLocalizedString(nsIStringBundle* aStrBundle, const char* aKey, nsString& oVal)
{
  NS_ENSURE_ARG_POINTER(aStrBundle);
  NS_ENSURE_ARG_POINTER(aKey);

  // Determine default label from string bundle
  nsXPIDLString valUni;
  nsAutoString key; 
  key.AssignWithConversion(aKey);
  nsresult rv = aStrBundle->GetStringFromName(key.get(), getter_Copies(valUni));
  if (NS_SUCCEEDED(rv) && valUni) {
    oVal.Assign(valUni);
  } else {
    oVal.Truncate();
  }
  return rv;
}
开发者ID:ajkerrigan，项目名称:gecko-dev，代码行数:20，代码来源:nsPrintDialogUtil.cpp

示例15: url

void
URL::GetSearch(nsString& aSearch) const
{
  aSearch.Truncate();

  nsCOMPtr<nsIURL> url(do_QueryInterface(mURI));
  if (!url) {
    // Do not throw!  Not having a valid URI or URL should result in an empty
    // string.
    return;
  }

  nsAutoCString search;
  nsresult rv = url->GetQuery(search);
  if (NS_SUCCEEDED(rv) && !search.IsEmpty()) {
    CopyUTF8toUTF16(NS_LITERAL_CSTRING("?") + search, aSearch);
  }
}
开发者ID:JaminLiu，项目名称:gecko-dev，代码行数:18，代码来源:URL.cpp


注：本文中的nsString::Truncate方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。