Add mouse event internal members needed by declarative

In order to remove QQuickMouseEventEx we have to be able to store
touch-related data, like capabilities and velocity, also in mouse
events. However they should not be exposed through the public API in
any way. (at least not in 5.0)

Change-Id: I7774b9ea00074950208559463249fbdcaeeaefbf
Reviewed-by: Samuel Rødal <samuel.rodal@nokia.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@nokia.com>
Reviewed-by: Lars Knoll <lars.knoll@nokia.com>

4 files changed, 35 insertions, 3 deletions

diff --git a/src/gui/kernel/qevent.cpp b/src/gui/kernel/qevent.cpp
index beb75308b3..2181d06734 100644
--- a/src/gui/kernel/qevent.cpp
+++ b/src/gui/kernel/qevent.cpp
@@ -161,7 +161,7 @@ QInputEvent::~QInputEvent()
 */
 QMouseEvent::QMouseEvent(Type type, const QPointF &localPos, Qt::MouseButton button,
                          Qt::MouseButtons buttons, Qt::KeyboardModifiers modifiers)
-    : QInputEvent(type, modifiers), l(localPos), w(localPos), b(button), mouseState(buttons)
+    : QInputEvent(type, modifiers), l(localPos), w(localPos), b(button), mouseState(buttons), caps(0)
 {
     s = QCursor::pos();
 }
@@ -188,7 +188,7 @@ QMouseEvent::QMouseEvent(Type type, const QPointF &localPos, Qt::MouseButton but
 QMouseEvent::QMouseEvent(Type type, const QPointF &localPos, const QPointF &screenPos,
                          Qt::MouseButton button, Qt::MouseButtons buttons,
                          Qt::KeyboardModifiers modifiers)
-    : QInputEvent(type, modifiers), l(localPos), w(localPos), s(screenPos), b(button), mouseState(buttons)
+    : QInputEvent(type, modifiers), l(localPos), w(localPos), s(screenPos), b(button), mouseState(buttons), caps(0)
 {}
 
 /*!
@@ -211,7 +211,7 @@ QMouseEvent::QMouseEvent(Type type, const QPointF &localPos, const QPointF &scre
 QMouseEvent::QMouseEvent(Type type, const QPointF &localPos, const QPointF &windowPos, const QPointF &screenPos,
                          Qt::MouseButton button, Qt::MouseButtons buttons,
                          Qt::KeyboardModifiers modifiers)
-    : QInputEvent(type, modifiers), l(localPos), w(windowPos), s(screenPos), b(button), mouseState(buttons)
+    : QInputEvent(type, modifiers), l(localPos), w(windowPos), s(screenPos), b(button), mouseState(buttons), caps(0)
 {}
 
 /*!
diff --git a/src/gui/kernel/qevent.h b/src/gui/kernel/qevent.h
index 96e630ed0a..de80d19fe6 100644
--- a/src/gui/kernel/qevent.h
+++ b/src/gui/kernel/qevent.h
@@ -119,6 +119,10 @@ protected:
     QPointF l, w, s;
     Qt::MouseButton b;
     Qt::MouseButtons mouseState;
+    int caps;
+    QVector2D velocity;
+
+    friend class QGuiApplicationPrivate;
 };
 
 class Q_GUI_EXPORT QHoverEvent : public QInputEvent
diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp
index 570f3f7f3f..4e4bc13f12 100644
--- a/src/gui/kernel/qguiapplication.cpp
+++ b/src/gui/kernel/qguiapplication.cpp
@@ -2387,6 +2387,29 @@ void QGuiApplicationPrivate::q_updateFocusObject(QObject *object)
     emit q->focusObjectChanged(object);
 }
 
+int QGuiApplicationPrivate::mouseEventCaps(QMouseEvent *event)
+{
+    return event->caps;
+}
+
+QVector2D QGuiApplicationPrivate::mouseEventVelocity(QMouseEvent *event)
+{
+    return event->velocity;
+}
+
+void QGuiApplicationPrivate::setMouseEventCapsAndVelocity(QMouseEvent *event, int caps, const QVector2D &velocity)
+{
+    event->caps = caps;
+    event->velocity = velocity;
+}
+
+void QGuiApplicationPrivate::setMouseEventCapsAndVelocity(QMouseEvent *event, QMouseEvent *other)
+{
+    event->caps = other->caps;
+    event->velocity = other->velocity;
+}
+
+
 #include "moc_qguiapplication.cpp"
 
 QT_END_NAMESPACE
diff --git a/src/gui/kernel/qguiapplication_p.h b/src/gui/kernel/qguiapplication_p.h
index bab3ecc997..d40f61d13b 100644
--- a/src/gui/kernel/qguiapplication_p.h
+++ b/src/gui/kernel/qguiapplication_p.h
@@ -212,6 +212,11 @@ public:
     };
     QHash<QWindow *, SynthesizedMouseData> synthesizedMousePoints;
 
+    static int mouseEventCaps(QMouseEvent *event);
+    static QVector2D mouseEventVelocity(QMouseEvent *event);
+    static void setMouseEventCapsAndVelocity(QMouseEvent *event, int caps, const QVector2D &velocity);
+    static void setMouseEventCapsAndVelocity(QMouseEvent *event, QMouseEvent *other);
+
     const QDrawHelperGammaTables *gammaTables();
 
     // hook reimplemented in QApplication to apply the QStyle function on the QIcon