QQuickWindow: add QQuickPointerDevice instances for pointer events

The device objects are long-lived; every QQuickPointerEvent needs
a pointer to one of them.

Change-Id: I39e4b8ddefd4a62521c7837c4bafb84ee13ce519
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@qt.io>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/quick/items/qquickwindow_p.h b/src/quick/items/qquickwindow_p.h
index 1b4b87e001..f2ec469b21 100644
--- a/src/quick/items/qquickwindow_p.h
+++ b/src/quick/items/qquickwindow_p.h
@@ -89,6 +89,7 @@ class QQuickItemPrivate;
 class QQuickWindowPrivate;
 
 class QTouchEvent;
+class QQuickPointerDevice;
 class QQuickWindowRenderLoop;
 class QQuickWindowIncubationController;
 
@@ -155,6 +156,7 @@ public:
 #ifndef QT_NO_GESTURES
     bool deliverNativeGestureEvent(QQuickItem *, QNativeGestureEvent *);
 #endif
+    QQuickPointerDevice *touchDevice(QTouchDevice *d);
     bool deliverTouchPoints(QQuickItem *, QTouchEvent *, const QList<QTouchEvent::TouchPoint> &, QSet<int> *,
                             QHash<QQuickItem *, QList<QTouchEvent::TouchPoint> > *, QSet<QQuickItem*> *filtered);
     void handleTouchEvent(QTouchEvent *);
@@ -263,6 +265,10 @@ public:
 
     mutable QQuickWindowIncubationController *incubationController;
 
+    static QQuickPointerDevice *genericMouseDevice;
+    static QHash<QTouchDevice *, QQuickPointerDevice *> touchDevices;
+    static QHash<qint64, QQuickPointerDevice *> tabletDevices;
+
     static bool defaultAlphaBuffer;
 
     static bool dragOverThreshold(qreal d, Qt::Axis axis, QMouseEvent *event, int startDragThreshold = -1);