Use double quotes instead of single quotes as per our guidelines.

Change-Id: Ib608bb49e26781aef1914085a5d801fcdcd5eb56
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@digia.com>

src/libs/extensionsystem/optionsparser.cpp

@@ -120,7 +120,7 @@ bool OptionsParser::checkForTestOption()
                 if (m_pmPrivate->containsTestSpec(spec)) {
                     if (m_errorString)
                         *m_errorString = QCoreApplication::translate("PluginManager",
-                                                                     "The plugin '%1' is specified twice for testing.").arg(pluginName);
+                                                                     "The plugin \"%1\" is specified twice for testing.").arg(pluginName);
                     m_hasError = true;
                 } else {
                     m_pmPrivate->testSpecs.append(PluginManagerPrivate::TestSpec(spec, args));
@@ -128,7 +128,7 @@ bool OptionsParser::checkForTestOption()
             } else  {
                 if (m_errorString)
                     *m_errorString = QCoreApplication::translate("PluginManager",
-                                                                 "The plugin '%1' does not exist.").arg(pluginName);
+                                                                 "The plugin \"%1\" does not exist.").arg(pluginName);
                 m_hasError = true;
             }
         }
@@ -145,7 +145,7 @@ bool OptionsParser::checkForLoadOption()
         if (!spec) {
             if (m_errorString)
                 *m_errorString = QCoreApplication::translate("PluginManager",
-                                                             "The plugin '%1' does not exist.")
+                                                             "The plugin \"%1\" does not exist.")
                     .arg(m_currentArg);
             m_hasError = true;
         } else {
@@ -165,7 +165,7 @@ bool OptionsParser::checkForNoLoadOption()
         if (!spec) {
             if (m_errorString)
                 *m_errorString = QCoreApplication::translate("PluginManager",
-                                                             "The plugin '%1' does not exist.").arg(m_currentArg);
+                                                             "The plugin \"%1\" does not exist.").arg(m_currentArg);
             m_hasError = true;
         } else {
             spec->setForceDisabled(true);

src/libs/extensionsystem/pluginspec.cpp

@@ -588,22 +588,22 @@ bool PluginSpecPrivate::reportError(const QString &err)
 
 static inline QString msgAttributeMissing(const char *elt, const char *attribute)
 {
-    return QCoreApplication::translate("PluginSpec", "'%1' misses attribute '%2'").arg(QLatin1String(elt), QLatin1String(attribute));
+    return QCoreApplication::translate("PluginSpec", "\"%1\" misses attribute \"%2\"").arg(QLatin1String(elt), QLatin1String(attribute));
 }
 
 static inline QString msgInvalidFormat(const char *content)
 {
-    return QCoreApplication::translate("PluginSpec", "'%1' has invalid format").arg(QLatin1String(content));
+    return QCoreApplication::translate("PluginSpec", "\"%1\" has invalid format").arg(QLatin1String(content));
 }
 
 static inline QString msgInvalidElement(const QString &name)
 {
-    return QCoreApplication::translate("PluginSpec", "Invalid element '%1'").arg(name);
+    return QCoreApplication::translate("PluginSpec", "Invalid element \"%1\"").arg(name);
 }
 
 static inline QString msgUnexpectedClosing(const QString &name)
 {
-    return QCoreApplication::translate("PluginSpec", "Unexpected closing element '%1'").arg(name);
+    return QCoreApplication::translate("PluginSpec", "Unexpected closing element \"%1\"").arg(name);
 }
 
 static inline QString msgUnexpectedToken()
@@ -617,7 +617,7 @@ static inline QString msgUnexpectedToken()
 void PluginSpecPrivate::readPluginSpec(QXmlStreamReader &reader)
 {
     if (reader.name() != QLatin1String(PLUGIN)) {
-        reader.raiseError(QCoreApplication::translate("PluginSpec", "Expected element '%1' as top level element")
+        reader.raiseError(QCoreApplication::translate("PluginSpec", "Expected element \"%1\" as top level element")
                           .arg(QLatin1String(PLUGIN)));
         return;
     }

src/libs/qmljs/qmljsplugindumper.cpp

@@ -398,7 +398,7 @@ void PluginDumper::loadQmltypesFile(const QStringList &qmltypesFilePaths,
         QList<ModuleApiInfo> newModuleApis;
         CppQmlTypesLoader::parseQmlTypeDescriptions(reader.data(), &newObjects, &newModuleApis, &error, &warning, qmltypesFilePath);
         if (!error.isEmpty()) {
-            errors += tr("Failed to parse '%1'.\nError: %2").arg(qmltypesFilePath, error);
+            errors += tr("Failed to parse \"%1\".\nError: %2").arg(qmltypesFilePath, error);
         } else {
             objects += newObjects.values();
             moduleApis += newModuleApis;

src/libs/qmljs/qmljsstaticanalysismessage.cpp

@@ -63,7 +63,7 @@ public:
 
 static inline QString msgInvalidConstructor(const char *what)
 {
-    return StaticAnalysisMessages::tr("Do not use '%1' as a constructor.").arg(QLatin1String(what));
+    return StaticAnalysisMessages::tr("Do not use \"%1\" as a constructor.").arg(QLatin1String(what));
 }
 
 StaticAnalysisMessages::StaticAnalysisMessages()
@@ -97,11 +97,11 @@ StaticAnalysisMessages::StaticAnalysisMessages()
     newMsg(ErrDuplicateId, Error,
            tr("Duplicate id."));
     newMsg(ErrInvalidPropertyName, Error,
-           tr("Invalid property name '%1'."), 1);
+           tr("Invalid property name \"%1\"."), 1);
     newMsg(ErrDoesNotHaveMembers, Error,
-           tr("'%1' does not have members."), 1);
+           tr("\"%1\" does not have members."), 1);
     newMsg(ErrInvalidMember, Error,
-           tr("'%1' is not a member of '%2'."), 2);
+           tr("\"%1\" is not a member of \"%2\"."), 2);
     newMsg(WarnAssignmentInCondition, Warning,
            tr("Assignment in condition."));
     newMsg(WarnCaseWithoutFlowControl, Warning,
@@ -115,19 +115,19 @@ StaticAnalysisMessages::StaticAnalysisMessages()
     newMsg(WarnComma, Warning,
            tr("Do not use comma expressions."));
     newMsg(WarnAlreadyFormalParameter, Warning,
-           tr("'%1' already is a formal parameter."), 1);
+           tr("\"%1\" already is a formal parameter."), 1);
     newMsg(WarnUnnecessaryMessageSuppression, Warning,
            tr("Unnecessary message suppression."));
     newMsg(WarnAlreadyFunction, Warning,
-           tr("'%1' already is a function."), 1);
+           tr("\"%1\" already is a function."), 1);
     newMsg(WarnVarUsedBeforeDeclaration, Warning,
-           tr("var '%1' is used before its declaration."), 1);
+           tr("var \"%1\" is used before its declaration."), 1);
     newMsg(WarnAlreadyVar, Warning,
-           tr("'%1' already is a var."), 1);
+           tr("\"%1\" already is a var."), 1);
     newMsg(WarnDuplicateDeclaration, Warning,
-           tr("'%1' is declared more than once."), 1);
+           tr("\"%1\" is declared more than once."), 1);
     newMsg(WarnFunctionUsedBeforeDeclaration, Warning,
-           tr("Function '%1' is used before its declaration."), 1);
+           tr("Function \"%1\" is used before its declaration."), 1);
     newMsg(WarnBooleanConstructor, Warning,
            msgInvalidConstructor("Boolean"));
     newMsg(WarnStringConstructor, Warning,
@@ -163,13 +163,13 @@ StaticAnalysisMessages::StaticAnalysisMessages()
     newMsg(ErrUnknownComponent, Error,
            tr("Unknown component."));
     newMsg(ErrCouldNotResolvePrototypeOf, Error,
-           tr("Could not resolve the prototype '%1' of '%2'."), 2);
+           tr("Could not resolve the prototype \"%1\" of \"%2\"."), 2);
     newMsg(ErrCouldNotResolvePrototype, Error,
-           tr("Could not resolve the prototype '%1'."), 1);
+           tr("Could not resolve the prototype \"%1\"."), 1);
     newMsg(ErrPrototypeCycle, Error,
-           tr("Prototype cycle, the last non-repeated component is '%1'."), 1);
+           tr("Prototype cycle, the last non-repeated component is \"%1\"."), 1);
     newMsg(ErrInvalidPropertyType, Error,
-           tr("Invalid property type '%1'."), 1);
+           tr("Invalid property type \"%1\"."), 1);
     newMsg(WarnEqualityTypeCoercion, Error,
            tr("== and != perform type coercion, use === or !== to avoid it."));
     newMsg(WarnExpectedNewWithUppercaseFunction, Error,
@@ -185,7 +185,7 @@ StaticAnalysisMessages::StaticAnalysisMessages()
     newMsg(HintPreferNonVarPropertyType, Hint,
            tr("Use %1 instead of 'var' or 'variant' to improve performance."), 1);
     newMsg(ErrMissingRequiredProperty, Error,
-           tr("Missing property '%1'."), 1);
+           tr("Missing property \"%1\"."), 1);
     newMsg(ErrObjectValueExpected, Error,
            tr("Object value expected."));
     newMsg(ErrArrayValueExpected, Error,

src/libs/qmljs/qmljstypedescriptionreader.cpp

@@ -197,7 +197,7 @@ void TypeDescriptionReader::readComponent(UiObjectDefinition *ast)
                 readEnum(component, fmo);
             else
                 addWarning(component->firstSourceLocation(),
-                           tr("Expected only Property, Method, Signal and Enum object definitions, not '%1'.")
+                           tr("Expected only Property, Method, Signal and Enum object definitions, not \"%1\".")
                            .arg(name));
         } else if (script) {
             QString name = toString(script->qualifiedId);
@@ -223,7 +223,7 @@ void TypeDescriptionReader::readComponent(UiObjectDefinition *ast)
                 addWarning(script->firstSourceLocation(),
                            tr("Expected only name, prototype, defaultProperty, attachedType, exports "
                               "isSingleton, isCreatable, isComposite and exportMetaObjectRevisions "
-                              "script bindings, not '%1'.").arg(name));
+                              "script bindings, not \"%1\".").arg(name));
             }
         } else {
             addWarning(member->firstSourceLocation(), tr("Expected only script bindings and object definitions."));

src/libs/ssh/sftpchannel.cpp

@@ -502,14 +502,14 @@ void SftpChannelPrivate::handleMkdirStatus(const JobMap::Iterator &it,
     const QString &remoteDir = dirIt.value().remoteDir;
     if (response.status == SSH_FX_OK) {
         emit dataAvailable(op->parentJob->jobId,
-            tr("Created remote directory '%1'.").arg(remoteDir));
+            tr("Created remote directory \"%1\".").arg(remoteDir));
     } else if (response.status == SSH_FX_FAILURE) {
         emit dataAvailable(op->parentJob->jobId,
-            tr("Remote directory '%1' already exists.").arg(remoteDir));
+            tr("Remote directory \"%1\" already exists.").arg(remoteDir));
     } else {
         op->parentJob->setError();
         emit finished(op->parentJob->jobId,
-            tr("Error creating directory '%1': %2")
+            tr("Error creating directory \"%1\": %2")
             .arg(remoteDir, response.errorString));
         m_jobs.erase(it);
         return;
@@ -533,7 +533,7 @@ void SftpChannelPrivate::handleMkdirStatus(const JobMap::Iterator &it,
         if (!localFile->open(QIODevice::ReadOnly)) {
             op->parentJob->setError();
             emit finished(op->parentJob->jobId,
-                tr("Could not open local file '%1': %2")
+                tr("Could not open local file \"%1\": %2")
                 .arg(fileInfo.absoluteFilePath(), localFile->errorString()));
             m_jobs.erase(it);
             return;

src/libs/ssh/sftpfilesystemmodel.cpp

@@ -358,7 +358,7 @@ void SftpFileSystemModel::handleSftpJobFinished(SftpJobId jobId, const QString &
     if (jobId == d->statJobId) {
         d->statJobId = SftpInvalidJob;
         if (!errorMessage.isEmpty())
-            emit sftpOperationFailed(tr("Error getting 'stat' info about '%1': %2")
+            emit sftpOperationFailed(tr("Error getting \"stat\" info about \"%1\": %2")
                 .arg(rootDirectory(), errorMessage));
         return;
     }
@@ -368,7 +368,7 @@ void SftpFileSystemModel::handleSftpJobFinished(SftpJobId jobId, const QString &
         QSSH_ASSERT(it.value()->lsState == SftpDirNode::LsRunning);
         it.value()->lsState = SftpDirNode::LsFinished;
         if (!errorMessage.isEmpty())
-            emit sftpOperationFailed(tr("Error listing contents of directory '%1': %2")
+            emit sftpOperationFailed(tr("Error listing contents of directory \"%1\": %2")
                 .arg(it.value()->path, errorMessage));
         d->lsOps.erase(it);
         return;

src/libs/ssh/sshconnection.cpp

@@ -384,14 +384,14 @@ void SshConnectionPrivate::handleServerId()
     if (!versionIdpattern.exactMatch(QString::fromLatin1(m_serverId))) {
         throw SshServerException(SSH_DISCONNECT_PROTOCOL_ERROR,
             "Identification string is invalid.",
-            tr("Server Identification string '%1' is invalid.")
+            tr("Server Identification string \"%1\" is invalid.")
                     .arg(QString::fromLatin1(m_serverId)));
     }
     const QString serverProtoVersion = versionIdpattern.cap(1);
     if (serverProtoVersion != QLatin1String("2.0") && serverProtoVersion != QLatin1String("1.99")) {
         throw SshServerException(SSH_DISCONNECT_PROTOCOL_VERSION_NOT_SUPPORTED,
             "Invalid protocol version.",
-            tr("Server protocol version is '%1', but needs to be 2.0 or 1.99.")
+            tr("Server protocol version is \"%1\", but needs to be 2.0 or 1.99.")
                     .arg(serverProtoVersion));
     }
 

src/libs/ssh/sshkeycreationdialog.cpp

@@ -115,7 +115,7 @@ void SshKeyCreationDialog::saveKeys()
     const QString parentDir = QFileInfo(privateKeyFilePath()).dir().path();
     if (!QDir::root().mkpath(parentDir)) {
         QMessageBox::critical(this, tr("Cannot Save Key File"),
-            tr("Failed to create directory: '%1'.").arg(parentDir));
+            tr("Failed to create directory: \"%1\".").arg(parentDir));
         return;
     }
 

src/libs/ssh/sshremoteprocess.cpp

@@ -381,7 +381,7 @@ void SshRemoteProcessPrivate::handleExitSignal(const SshChannelExitSignal &signa
     }
 
     throw SshServerException(SSH_DISCONNECT_PROTOCOL_ERROR, "Invalid signal",
-        tr("Server sent invalid signal '%1'").arg(QString::fromUtf8(signal.signal)));
+        tr("Server sent invalid signal \"%1\"").arg(QString::fromUtf8(signal.signal)));
 }
 
 } // namespace Internal

src/libs/utils/buildablehelperlibrary.cpp

@@ -248,7 +248,7 @@ static bool runBuildProcess(QProcess &proc,
         }
         *errorMessage =
                 QCoreApplication::translate("ProjectExplorer::BuildableHelperLibrary",
-                                            "Error running '%1' in %2: %3").
+                                            "Error running \"%1\" in %2: %3").
                                             arg(cmd, proc.workingDirectory(), *errorMessage);
         qWarning("%s", qPrintable(*errorMessage));
     }
@@ -267,7 +267,7 @@ bool BuildableHelperLibrary::buildHelper(const BuildHelperArguments &arguments,
     proc.setProcessChannelMode(QProcess::MergedChannels);
 
     log->append(QCoreApplication::translate("ProjectExplorer::BuildableHelperLibrary",
-                                          "Building helper '%1' in %2\n").arg(arguments.helperName,
+                                          "Building helper \"%1\" in %2\n").arg(arguments.helperName,
                                                                               arguments.directory));
     log->append(newline);
 

src/libs/utils/consoleprocess.cpp

@@ -121,7 +121,7 @@ QString ConsoleProcess::msgCannotWriteTempFile()
 
 QString ConsoleProcess::msgCannotCreateTempDir(const QString & dir, const QString &why)
 {
-    return tr("Cannot create temporary directory '%1': %2").arg(dir, why);
+    return tr("Cannot create temporary directory \"%1\": %2").arg(dir, why);
 }
 
 QString ConsoleProcess::msgUnexpectedOutput(const QByteArray &what)
@@ -131,12 +131,12 @@ QString ConsoleProcess::msgUnexpectedOutput(const QByteArray &what)
 
 QString ConsoleProcess::msgCannotChangeToWorkDir(const QString & dir, const QString &why)
 {
-    return tr("Cannot change to working directory '%1': %2").arg(dir, why);
+    return tr("Cannot change to working directory \"%1\": %2").arg(dir, why);
 }
 
 QString ConsoleProcess::msgCannotExecute(const QString & p, const QString &why)
 {
-    return tr("Cannot execute '%1': %2").arg(p, why);
+    return tr("Cannot execute \"%1\": %2").arg(p, why);
 }
 
 QString ConsoleProcess::terminalEmulator(const QSettings *settings, bool nonEmpty)

src/libs/utils/consoleprocess_unix.cpp

@@ -163,7 +163,7 @@ bool ConsoleProcess::start(const QString &program, const QString &args)
     d->m_process.start(xterm, allArgs);
     if (!d->m_process.waitForStarted()) {
         stubServerShutdown();
-        emit processError(tr("Cannot start the terminal emulator '%1', change the setting in the "
+        emit processError(tr("Cannot start the terminal emulator \"%1\", change the setting in the "
                              "Environment options.").arg(xterm));
         delete d->m_tempFile;
         d->m_tempFile = 0;
@@ -247,7 +247,7 @@ QString ConsoleProcess::stubServerListen()
     const QString stubServer  = stubFifoDir + QLatin1String("/stub-socket");
     if (!d->m_stubServer.listen(stubServer)) {
         ::rmdir(d->m_stubServerDir.constData());
-        return tr("Cannot create socket '%1': %2").arg(stubServer, d->m_stubServer.errorString());
+        return tr("Cannot create socket \"%1\": %2").arg(stubServer, d->m_stubServer.errorString());
     }
     return QString();
 }

src/libs/utils/consoleprocess_win.cpp

@@ -146,7 +146,7 @@ bool ConsoleProcess::start(const QString &program, const QString &args)
         delete d->m_tempFile;
         d->m_tempFile = 0;
         stubServerShutdown();
-        emit processError(tr("The process '%1' could not be started: %2").arg(cmdLine, winErrorMessage(GetLastError())));
+        emit processError(tr("The process \"%1\" could not be started: %2").arg(cmdLine, winErrorMessage(GetLastError())));
         return false;
     }
 

src/libs/utils/elfreader.cpp

@@ -142,7 +142,7 @@ ElfData ElfReader::readHeaders()
 
 static inline QString msgInvalidElfObject(const QString &binary, const QString &why)
 {
-    return ElfReader::tr("'%1' is an invalid ELF object (%2)")
+    return ElfReader::tr("\"%1\" is an invalid ELF object (%2)")
            .arg(QDir::toNativeSeparators(binary), why);
 }
 
@@ -160,12 +160,12 @@ ElfReader::Result ElfReader::readIt()
     const quint64 fdlen = mapper.fdlen;
 
     if (fdlen < 64) {
-        m_errorString = tr("'%1' is not an ELF object (file too small)").arg(QDir::toNativeSeparators(m_binary));
+        m_errorString = tr("\"%1\" is not an ELF object (file too small)").arg(QDir::toNativeSeparators(m_binary));
         return NotElf;
     }
 
     if (strncmp(mapper.start, "\177ELF", 4) != 0) {
-        m_errorString = tr("'%1' is not an ELF object").arg(QDir::toNativeSeparators(m_binary));
+        m_errorString = tr("\"%1\" is not an ELF object").arg(QDir::toNativeSeparators(m_binary));
         return NotElf;
     }
 
@@ -184,7 +184,7 @@ ElfReader::Result ElfReader::readIt()
     // if ((sizeof(void*) == 4 && bits != 32)
     //     || (sizeof(void*) == 8 && bits != 64)) {
     //     if (errorString)
-    //         *errorString = QLibrary::tr("'%1' is an invalid ELF object (%2)")
+    //         *errorString = QLibrary::tr("\"%1\" is an invalid ELF object (%2)")
     //         .arg(m_binary).arg(QLatin1String("wrong cpu architecture"));
     //     return Corrupt;
     // }
@@ -238,7 +238,7 @@ ElfReader::Result ElfReader::readIt()
     quint64 soff = e_shoff + e_shentsize * e_shtrndx;
 
 //    if ((soff + e_shentsize) > fdlen || soff % 4 || soff == 0) {
-//        m_errorString = QLibrary::tr("'%1' is an invalid ELF object (%2)")
+//        m_errorString = QLibrary::tr("\"%1\" is an invalid ELF object (%2)")
 //           .arg(m_binary)
 //           .arg(QLatin1String("shstrtab section header seems to be at %1"))
 //           .arg(QString::number(soff, 16));

src/libs/utils/filenamevalidatinglineedit.cpp

@@ -120,7 +120,7 @@ bool FileNameValidatingLineEdit::validateFileName(const QString &name,
                 if (qc.isSpace())
                     *errorMessage = tr("Name contains white space.");
                 else
-                    *errorMessage = tr("Invalid character '%1'.").arg(qc);
+                    *errorMessage = tr("Invalid character \"%1\".").arg(qc);
             }
             return false;
         }
@@ -130,7 +130,7 @@ bool FileNameValidatingLineEdit::validateFileName(const QString &name,
         const QLatin1String notAllowedSubString(notAllowedSubStrings[s]);
         if (name.contains(notAllowedSubString)) {
             if (errorMessage)
-                *errorMessage = tr("Invalid characters '%1'.").arg(QString(notAllowedSubString));
+                *errorMessage = tr("Invalid characters \"%1\".").arg(QString(notAllowedSubString));
             return false;
         }
     }

src/libs/utils/fileutils.cpp

@@ -99,7 +99,7 @@ bool FileUtils::removeRecursively(const FileName &filePath, QString *error)
         }
         if (!QDir::root().rmdir(dir.path())) {
             if (error) {
-                *error = QCoreApplication::translate("Utils::FileUtils", "Failed to remove directory '%1'.")
+                *error = QCoreApplication::translate("Utils::FileUtils", "Failed to remove directory \"%1\".")
                         .arg(filePath.toUserOutput());
             }
             return false;
@@ -107,7 +107,7 @@ bool FileUtils::removeRecursively(const FileName &filePath, QString *error)
     } else {
         if (!QFile::remove(filePath.toString())) {
             if (error) {
-                *error = QCoreApplication::translate("Utils::FileUtils", "Failed to remove file '%1'.")
+                *error = QCoreApplication::translate("Utils::FileUtils", "Failed to remove file \"%1\".")
                         .arg(filePath.toUserOutput());
             }
             return false;
@@ -142,7 +142,7 @@ bool FileUtils::copyRecursively(const FileName &srcFilePath, const FileName &tgt
         targetDir.cdUp();
         if (!targetDir.mkdir(tgtFilePath.toFileInfo().fileName())) {
             if (error) {
-                *error = QCoreApplication::translate("Utils::FileUtils", "Failed to create directory '%1'.")
+                *error = QCoreApplication::translate("Utils::FileUtils", "Failed to create directory \"%1\".")
                         .arg(tgtFilePath.toUserOutput());
             }
             return false;
@@ -161,7 +161,7 @@ bool FileUtils::copyRecursively(const FileName &srcFilePath, const FileName &tgt
     } else {
         if (!QFile::copy(srcFilePath.toString(), tgtFilePath.toString())) {
             if (error) {
-                *error = QCoreApplication::translate("Utils::FileUtils", "Could not copy file '%1' to '%2'.")
+                *error = QCoreApplication::translate("Utils::FileUtils", "Could not copy file \"%1\" to \"%2\".")
                         .arg(srcFilePath.toUserOutput(), tgtFilePath.toUserOutput());
             }
             return false;

src/libs/utils/newclasswidget.cpp

@@ -502,13 +502,13 @@ bool NewClassWidget::isValid(QString *error) const
 
     if (isHeaderInputVisible() && !d->m_ui.headerFileLineEdit->isValid()) {
         if (error)
-            *error = tr("Invalid header file name: '%1'").arg(d->m_ui.headerFileLineEdit->errorMessage());
+            *error = tr("Invalid header file name: \"%1\"").arg(d->m_ui.headerFileLineEdit->errorMessage());
         return false;
     }
 
     if (isSourceInputVisible() && !d->m_ui.sourceFileLineEdit->isValid()) {
         if (error)
-            *error = tr("Invalid source file name: '%1'").arg(d->m_ui.sourceFileLineEdit->errorMessage());
+            *error = tr("Invalid source file name: \"%1\"").arg(d->m_ui.sourceFileLineEdit->errorMessage());
         return false;
     }
 
@@ -516,7 +516,7 @@ bool NewClassWidget::isValid(QString *error) const
         (!d->m_formInputCheckable || d->m_ui.generateFormCheckBox->isChecked())) {
         if (!d->m_ui.formFileLineEdit->isValid()) {
             if (error)
-                *error = tr("Invalid form file name: '%1'").arg(d->m_ui.formFileLineEdit->errorMessage());
+                *error = tr("Invalid form file name: \"%1\"").arg(d->m_ui.formFileLineEdit->errorMessage());
             return false;
         }
     }

src/libs/utils/pathchooser.cpp

@@ -472,7 +472,7 @@ bool PathChooser::validatePath(const QString &path, QString *errorMessage)
 
     if (expandedPath.isEmpty()) {
         if (errorMessage)
-            *errorMessage = tr("The path '%1' expanded to an empty string.").arg(QDir::toNativeSeparators(path));
+            *errorMessage = tr("The path \"%1\" expanded to an empty string.").arg(QDir::toNativeSeparators(path));
         return false;
     }
     const QFileInfo fi(expandedPath);
@@ -482,52 +482,52 @@ bool PathChooser::validatePath(const QString &path, QString *errorMessage)
     case PathChooser::ExistingDirectory: // fall through
         if (!fi.exists()) {
             if (errorMessage)
-                *errorMessage = tr("The path '%1' does not exist.").arg(QDir::toNativeSeparators(expandedPath));
+                *errorMessage = tr("The path \"%1\" does not exist.").arg(QDir::toNativeSeparators(expandedPath));
             return false;
         }
         if (!fi.isDir()) {
             if (errorMessage)
-                *errorMessage = tr("The path '%1' is not a directory.").arg(QDir::toNativeSeparators(expandedPath));
+                *errorMessage = tr("The path \"%1\" is not a directory.").arg(QDir::toNativeSeparators(expandedPath));
             return false;
         }
         break;
     case PathChooser::File: // fall through
         if (!fi.exists()) {
             if (errorMessage)
-                *errorMessage = tr("The path '%1' does not exist.").arg(QDir::toNativeSeparators(expandedPath));
+                *errorMessage = tr("The path \"%1\" does not exist.").arg(QDir::toNativeSeparators(expandedPath));
             return false;
         }
         break;
     case PathChooser::SaveFile:
         if (!fi.absoluteDir().exists()) {
             if (errorMessage)
-                *errorMessage = tr("The directory '%1' does not exist.").arg(QDir::toNativeSeparators(fi.absolutePath()));
+                *errorMessage = tr("The directory \"%1\" does not exist.").arg(QDir::toNativeSeparators(fi.absolutePath()));
             return false;
         }
         break;
     case PathChooser::ExistingCommand:
         if (!fi.exists()) {
             if (errorMessage)
-                *errorMessage = tr("The path '%1' does not exist.").arg(QDir::toNativeSeparators(expandedPath));
+                *errorMessage = tr("The path \"%1\" does not exist.").arg(QDir::toNativeSeparators(expandedPath));
             return false;
         }
         if (!fi.isExecutable()) {
             if (errorMessage)
-                *errorMessage = tr("Cannot execute '%1'.").arg(QDir::toNativeSeparators(expandedPath));
+                *errorMessage = tr("Cannot execute \"%1\".").arg(QDir::toNativeSeparators(expandedPath));
             return false;
         }
         break;
     case PathChooser::Directory:
         if (fi.exists() && !fi.isDir()) {
             if (errorMessage)
-                *errorMessage = tr("The path '%1' is not a directory.").arg(QDir::toNativeSeparators(expandedPath));
+                *errorMessage = tr("The path \"%1\" is not a directory.").arg(QDir::toNativeSeparators(expandedPath));
             return false;
         }
         break;
     case PathChooser::Command: // fall through
         if (fi.exists() && !fi.isExecutable()) {
             if (errorMessage)
-                *errorMessage = tr("Cannot execute '%1'.").arg(QDir::toNativeSeparators(expandedPath));
+                *errorMessage = tr("Cannot execute \"%1\".").arg(QDir::toNativeSeparators(expandedPath));
             return false;
         }
         break;

src/libs/utils/projectnamevalidatinglineedit.cpp

@@ -48,7 +48,7 @@ bool ProjectNameValidatingLineEdit::validateProjectName(const QString &name, QSt
     int pos = FileUtils::indexOfQmakeUnfriendly(name);
     if (pos >= 0) {
         if (errorMessage)
-            *errorMessage = tr("Invalid character '%1' found!").arg(name.at(pos));
+            *errorMessage = tr("Invalid character \"%1\" found!").arg(name.at(pos));
         return false;
     }
     if (name.contains(QLatin1Char('.'))) {