Add mouse wheel events handler to MouseArea

This patch was based on the attached patch in QTBUG-7369. It basically
exposes the wheel events to MouseArea via the onWheel signal.

The current API is based on the new QWheelEvent API introduced by this
patch: http://codereview.qt-project.org/#change,12532

Task-number: QTBUG-7369
Change-Id: Id58513715c2d0ae81e3a69e9e1ed400bbae07507
Reviewed-by: Michael Brasser <michael.brasser@nokia.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickmousearea/data/wheel.qml b/tests/auto/quick/qquickmousearea/data/wheel.qml
new file mode 100644
index 0000000000..3e0c0c2a48
--- /dev/null
+++ b/tests/auto/quick/qquickmousearea/data/wheel.qml
@@ -0,0 +1,24 @@
+import QtQuick 2.0
+
+Rectangle {
+    id: root
+
+    property var angleDeltaY
+    property real mouseX
+    property real mouseY
+    property bool controlPressed
+
+    width: 400
+    height: 400
+
+    MouseArea {
+        anchors.fill: parent
+
+        onWheel: {
+            root.angleDeltaY = wheel.angleDelta.y;
+            root.mouseX = wheel.x;
+            root.mouseY = wheel.y;
+            root.controlPressed = wheel.modifiers & Qt.ControlModifier;
+        }
+    }
+}