Use QString::toHtmlEscaped() for GUI text

Otherwise diagnostics mentioning the '<<' operator might be interpreted
strangely.

Task-number: QCE-21
Change-Id: Ifc55335a6639020c143edd5f8b02158f8c8ab651
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@theqtcompany.com>

plugins/clangstaticanalyzer/clangstaticanalyzerdiagnosticmodel.cpp

@@ -58,19 +58,20 @@ static QString createDiagnosticToolTipString(const Diagnostic &diagnostic)
     if (!diagnostic.category.isEmpty()) {
         lines << qMakePair(
                      QCoreApplication::translate("ClangStaticAnalyzer::Diagnostic", "Category:"),
-                     diagnostic.category);
+                     diagnostic.category.toHtmlEscaped());
     }
 
     if (!diagnostic.type.isEmpty()) {
         lines << qMakePair(
                      QCoreApplication::translate("ClangStaticAnalyzer::Diagnostic", "Type:"),
-                     diagnostic.type);
+                     diagnostic.type.toHtmlEscaped());
     }
 
     if (!diagnostic.issueContext.isEmpty() && !diagnostic.issueContextKind.isEmpty()) {
         lines << qMakePair(
                      QCoreApplication::translate("ClangStaticAnalyzer::Diagnostic", "Context:"),
-                     diagnostic.issueContextKind + QLatin1Char(' ') + diagnostic.issueContext);
+                     diagnostic.issueContextKind.toHtmlEscaped() + QLatin1Char(' ')
+                     + diagnostic.issueContext.toHtmlEscaped());
     }
 
     lines << qMakePair(

plugins/clangstaticanalyzer/clangstaticanalyzerdiagnosticview.cpp

@@ -63,7 +63,9 @@ QString createSummaryText(const ClangStaticAnalyzer::Internal::Diagnostic &diagn
     const QString location = fileName + QLatin1Char(' ')
             + QString::number(diagnostic.location.line);
     return QString::fromLatin1("%1&nbsp;&nbsp;<span %3>%2</span>")
-                                    .arg(diagnostic.description, location, linkStyle);
+                                    .arg(diagnostic.description.toHtmlEscaped(),
+                                         location,
+                                         linkStyle);
 }
 
 QLabel *createSummaryLabel(const ClangStaticAnalyzer::Internal::Diagnostic &diagnostic)
@@ -136,12 +138,12 @@ QString createExplainingStepToolTipString(const ClangStaticAnalyzer::Internal::E
     if (!step.message.isEmpty()) {
         lines << qMakePair(
             QCoreApplication::translate("ClangStaticAnalyzer::ExplainingStep", "Message:"),
-                step.message);
+                step.message.toHtmlEscaped());
     }
     if (!step.extendedMessage.isEmpty()) {
         lines << qMakePair(
             QCoreApplication::translate("ClangStaticAnalyzer::ExplainingStep", "Extended Message:"),
-                step.extendedMessage);
+                step.extendedMessage.toHtmlEscaped());
     }
 
     lines << qMakePair(
@@ -170,7 +172,9 @@ QString createExplainingStepString(
 {
     return createExplainingStepNumberString(number, withMarkup)
             + QLatin1Char(' ')
-            + explainingStep.extendedMessage
+            + (withMarkup
+               ? explainingStep.extendedMessage.toHtmlEscaped()
+               : explainingStep.extendedMessage)
             + QLatin1Char(' ')
             + createLocationString(explainingStep.location, withMarkup, withAbsolutePath);
 }