From b0cd3bcec4317ed859ea13b3a2b33742c6ccecfe Mon Sep 17 00:00:00 2001
From: Shawn Rutledge <shawn.rutledge@qt.io>
Date: Tue, 13 Oct 2020 21:32:36 +0200
Subject: Use QScroller in the Dir View example

We have never had enough examples that show how easy it is to install
a QScroller.  In this case, one line makes a QTreeView flickable.

Pick-to: 5.15
Task-number: QTBUG-86090
Change-Id: Idb8b4709617befb261f3b78d63ddbdaf5ad18d6b
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>
---
 examples/widgets/itemviews/dirview/main.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'examples/widgets/itemviews/dirview/main.cpp')

diff --git a/examples/widgets/itemviews/dirview/main.cpp b/examples/widgets/itemviews/dirview/main.cpp
index fcdf4c7ba4..20e5d45c95 100644
--- a/examples/widgets/itemviews/dirview/main.cpp
+++ b/examples/widgets/itemviews/dirview/main.cpp
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2016 The Qt Company Ltd.
+** Copyright (C) 2020 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the examples of the Qt Toolkit.
@@ -52,6 +52,7 @@
 #include <QFileSystemModel>
 #include <QFileIconProvider>
 #include <QScreen>
+#include <QScroller>
 #include <QTreeView>
 #include <QCommandLineParser>
 #include <QCommandLineOption>
@@ -96,6 +97,9 @@ int main(int argc, char *argv[])
     tree.resize(availableSize / 2);
     tree.setColumnWidth(0, tree.width() / 3);
 
+    // Make it flickable on touchscreens
+    QScroller::grabGesture(&tree, QScroller::TouchGesture);
+
     tree.setWindowTitle(QObject::tr("Dir View"));
     tree.show();
 
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