2 files changed, 22 insertions, 22 deletions

diff --git a/examples/widgets/richtext/syntaxhighlighter/highlighter.cpp b/examples/widgets/richtext/syntaxhighlighter/highlighter.cpp
index 183708bc06..6c420c328a 100644
--- a/examples/widgets/richtext/syntaxhighlighter/highlighter.cpp
+++ b/examples/widgets/richtext/syntaxhighlighter/highlighter.cpp
@@ -68,9 +68,9 @@ Highlighter::Highlighter(QTextDocument *parent)
                     << "\\bslots\\b" << "\\bstatic\\b" << "\\bstruct\\b"
                     << "\\btemplate\\b" << "\\btypedef\\b" << "\\btypename\\b"
                     << "\\bunion\\b" << "\\bunsigned\\b" << "\\bvirtual\\b"
-                    << "\\bvoid\\b" << "\\bvolatile\\b";
+                    << "\\bvoid\\b" << "\\bvolatile\\b" << "\\bbool\\b";
     foreach (const QString &pattern, keywordPatterns) {
-        rule.pattern = QRegExp(pattern);
+        rule.pattern = QRegularExpression(pattern);
         rule.format = keywordFormat;
         highlightingRules.append(rule);
 //! [0] //! [1]
@@ -80,14 +80,14 @@ Highlighter::Highlighter(QTextDocument *parent)
 //! [2]
     classFormat.setFontWeight(QFont::Bold);
     classFormat.setForeground(Qt::darkMagenta);
-    rule.pattern = QRegExp("\\bQ[A-Za-z]+\\b");
+    rule.pattern = QRegularExpression("\\bQ[A-Za-z]+\\b");
     rule.format = classFormat;
     highlightingRules.append(rule);
 //! [2]
 
 //! [3]
     singleLineCommentFormat.setForeground(Qt::red);
-    rule.pattern = QRegExp("//[^\n]*");
+    rule.pattern = QRegularExpression("//[^\n]*");
     rule.format = singleLineCommentFormat;
     highlightingRules.append(rule);
 
@@ -96,7 +96,7 @@ Highlighter::Highlighter(QTextDocument *parent)
 
 //! [4]
     quotationFormat.setForeground(Qt::darkGreen);
-    rule.pattern = QRegExp("\".*\"");
+    rule.pattern = QRegularExpression("\".*\"");
     rule.format = quotationFormat;
     highlightingRules.append(rule);
 //! [4]
@@ -104,14 +104,14 @@ Highlighter::Highlighter(QTextDocument *parent)
 //! [5]
     functionFormat.setFontItalic(true);
     functionFormat.setForeground(Qt::blue);
-    rule.pattern = QRegExp("\\b[A-Za-z0-9_]+(?=\\()");
+    rule.pattern = QRegularExpression("\\b[A-Za-z0-9_]+(?=\\()");
     rule.format = functionFormat;
     highlightingRules.append(rule);
 //! [5]
 
 //! [6]
-    commentStartExpression = QRegExp("/\\*");
-    commentEndExpression = QRegExp("\\*/");
+    commentStartExpression = QRegularExpression("/\\*");
+    commentEndExpression = QRegularExpression("\\*/");
 }
 //! [6]
 
@@ -119,12 +119,10 @@ Highlighter::Highlighter(QTextDocument *parent)
 void Highlighter::highlightBlock(const QString &text)
 {
     foreach (const HighlightingRule &rule, highlightingRules) {
-        QRegExp expression(rule.pattern);
-        int index = expression.indexIn(text);
-        while (index >= 0) {
-            int length = expression.matchedLength();
-            setFormat(index, length, rule.format);
-            index = expression.indexIn(text, index + length);
+        QRegularExpressionMatchIterator matchIterator = rule.pattern.globalMatch(text);
+        while (matchIterator.hasNext()) {
+            QRegularExpressionMatch match = matchIterator.next();
+            setFormat(match.capturedStart(), match.capturedLength(), rule.format);
         }
     }
 //! [7] //! [8]
@@ -134,22 +132,23 @@ void Highlighter::highlightBlock(const QString &text)
 //! [9]
     int startIndex = 0;
     if (previousBlockState() != 1)
-        startIndex = commentStartExpression.indexIn(text);
+        startIndex = text.indexOf(commentStartExpression);
 
 //! [9] //! [10]
     while (startIndex >= 0) {
 //! [10] //! [11]
-        int endIndex = commentEndExpression.indexIn(text, startIndex);
-        int commentLength;
+        QRegularExpressionMatch match = commentEndExpression.match(text, startIndex);
+        int endIndex = match.capturedStart();
+        int commentLength = 0;
         if (endIndex == -1) {
             setCurrentBlockState(1);
             commentLength = text.length() - startIndex;
         } else {
             commentLength = endIndex - startIndex
-                            + commentEndExpression.matchedLength();
+                            + match.capturedLength();
         }
         setFormat(startIndex, commentLength, multiLineCommentFormat);
-        startIndex = commentStartExpression.indexIn(text, startIndex + commentLength);
+        startIndex = text.indexOf(commentStartExpression, startIndex + commentLength);
     }
 }
 //! [11]
diff --git a/examples/widgets/richtext/syntaxhighlighter/highlighter.h b/examples/widgets/richtext/syntaxhighlighter/highlighter.h
index 39141615fc..0a24224b56 100644
--- a/examples/widgets/richtext/syntaxhighlighter/highlighter.h
+++ b/examples/widgets/richtext/syntaxhighlighter/highlighter.h
@@ -53,6 +53,7 @@
 
 #include <QSyntaxHighlighter>
 #include <QTextCharFormat>
+#include <QRegularExpression>
 
 QT_BEGIN_NAMESPACE
 class QTextDocument;
@@ -72,13 +73,13 @@ protected:
 private:
     struct HighlightingRule
     {
-        QRegExp pattern;
+        QRegularExpression pattern;
         QTextCharFormat format;
     };
     QVector<HighlightingRule> highlightingRules;
 
-    QRegExp commentStartExpression;
-    QRegExp commentEndExpression;
+    QRegularExpression commentStartExpression;
+    QRegularExpression commentEndExpression;
 
     QTextCharFormat keywordFormat;
     QTextCharFormat classFormat;