Qt Designer Examples: Brush up to C++ 11

Use nullptr, member initialization, QOverload, etc.

Task-number: QTBUG-61184
Change-Id: I45061c506dad72d5f495f480b3e61f4d1c0599d4
Reviewed-by: Jarek Kobus <jaroslaw.kobus@qt.io>

1 files changed, 4 insertions, 3 deletions

diff --git a/examples/designer/taskmenuextension/tictactoe.cpp b/examples/designer/taskmenuextension/tictactoe.cpp
index 23655050d..c6370a2cb 100644
--- a/examples/designer/taskmenuextension/tictactoe.cpp
+++ b/examples/designer/taskmenuextension/tictactoe.cpp
@@ -53,9 +53,10 @@
 #include <QMouseEvent>
 #include <QPainter>
 
+static inline QString defaultState() { return QStringLiteral("---------"); }
+
 TicTacToe::TicTacToe(QWidget *parent)
     : QWidget(parent)
-    , turnNumber(0)
 {
 }
 
@@ -72,7 +73,7 @@ QSize TicTacToe::sizeHint() const
 void TicTacToe::setState(const QString &newState)
 {
     turnNumber = 0;
-    myState = "---------";
+    myState = defaultState();
     int position = 0;
     while (position < 9 && position < newState.length()) {
         QChar mark = newState.at(position);
@@ -92,7 +93,7 @@ QString TicTacToe::state() const
 
 void TicTacToe::clearBoard()
 {
-    myState = "---------";
+    myState = defaultState();
     turnNumber = 0;
     update();
 }