From 9e26cfa167778f3d9444aedcb23c8476683b3785 Mon Sep 17 00:00:00 2001
From: Gatis Paeglis <gatis.paeglis@qt.io>
Date: Tue, 19 Sep 2017 15:30:48 +0200
Subject: examples: minor code revamping in recipes

Task-number: QTBUG-60660
Change-Id: I396f64c770f4ccbf5b2bbd6240ccb4618df70b23
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
---
 examples/xmlpatterns/recipes/querymainwindow.cpp | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

(limited to 'examples/xmlpatterns/recipes/querymainwindow.cpp')

diff --git a/examples/xmlpatterns/recipes/querymainwindow.cpp b/examples/xmlpatterns/recipes/querymainwindow.cpp
index 9a543d5..f24185b 100644
--- a/examples/xmlpatterns/recipes/querymainwindow.cpp
+++ b/examples/xmlpatterns/recipes/querymainwindow.cpp
@@ -38,15 +38,15 @@
 **
 ****************************************************************************/
 
-#include <QMessageBox>
-#include <QFileDialog>
+#include <QtWidgets/QMessageBox>
+#include <QtWidgets/QFileDialog>
 #include <QtXmlPatterns>
 
 #include "querymainwindow.h"
 #include "xmlsyntaxhighlighter.h"
 
 //! [0]
-QueryMainWindow::QueryMainWindow() : ui_defaultQueries(0)
+QueryMainWindow::QueryMainWindow()
 {
     setupUi(this);
 
@@ -55,14 +55,15 @@ QueryMainWindow::QueryMainWindow() : ui_defaultQueries(0)
 
     ui_defaultQueries = findChild<QComboBox*>("defaultQueries");
     QMetaObject::connectSlotsByName(this);
-    connect(ui_defaultQueries, SIGNAL(currentIndexChanged(int)), SLOT(displayQuery(int)));
+
+    connect(ui_defaultQueries, QOverload<int>::of(&QComboBox::currentIndexChanged),
+            this, &QueryMainWindow::displayQuery);
 
     loadInputFile();
     const QStringList queries(QDir(":/files/", "*.xq").entryList());
-    int len = queries.count();
-    for(int i = 0; i < len; ++i)
-        ui_defaultQueries->addItem(queries.at(i));
-    if (len > 0)
+    for (const auto &query : queries)
+        ui_defaultQueries->addItem(query);
+    if (queries.count() > 0)
         displayQuery(0);
 }
 //! [0]
-- 
cgit v1.2.1