diff --git a/src/declarative/graphicsitems/qdeclarativeflickable.cpp b/src/declarative/graphicsitems/qdeclarativeflickable.cpp
index bcb9d2802..49c439059 100644
--- a/src/declarative/graphicsitems/qdeclarativeflickable.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeflickable.cpp
@@ -1007,7 +1007,7 @@ void QDeclarativeFlickablePrivate::captureDelayedPress(QGraphicsSceneMouseEvent
     delayedPressTarget = q->scene()->mouseGrabberItem();
     delayedPressEvent = new QGraphicsSceneMouseEvent(event->type());
     delayedPressEvent->setAccepted(false);
-    for (int i = 0x1; i <= 0x10; i <<= 1) {
+    for (int i = Qt::LeftButton; i <= Qt::MiddleButton; i <<= 1) {
         if (event->buttons() & i) {
             Qt::MouseButton button = Qt::MouseButton(i);
             delayedPressEvent->setButtonDownPos(button, event->buttonDownPos(button));
@@ -1490,7 +1490,7 @@ bool QDeclarativeFlickable::sendMouseEvent(QGraphicsSceneMouseEvent *event)
     bool stealThisEvent = d->stealMouse;
     if ((stealThisEvent || myRect.contains(event->scenePos().toPoint())) && (!grabber || !grabber->keepMouseGrab() || disabledItem)) {
         mouseEvent.setAccepted(false);
-        for (int i = 0x1; i <= 0x10; i <<= 1) {
+        for (int i = Qt::LeftButton; i <= Qt::MiddleButton; i <<= 1) {
             if (event->buttons() & i) {
                 Qt::MouseButton button = Qt::MouseButton(i);
                 mouseEvent.setButtonDownPos(button, mapFromScene(event->buttonDownPos(button)));
diff --git a/src/declarative/graphicsitems/qdeclarativemousearea.cpp b/src/declarative/graphicsitems/qdeclarativemousearea.cpp
index 5ea99dd0a..b23324f4a 100644
--- a/src/declarative/graphicsitems/qdeclarativemousearea.cpp
+++ b/src/declarative/graphicsitems/qdeclarativemousearea.cpp
@@ -670,7 +670,7 @@ bool QDeclarativeMouseArea::sendMouseEvent(QGraphicsSceneMouseEvent *event)
     bool stealThisEvent = d->stealMouse;
     if ((stealThisEvent || myRect.contains(event->scenePos().toPoint())) && (!grabber || !grabber->keepMouseGrab())) {
         mouseEvent.setAccepted(false);
-        for (int i = 0x1; i <= 0x10; i <<= 1) {
+        for (int i = Qt::LeftButton; i <= Qt::MiddleButton; i <<= 1) {
             if (event->buttons() & i) {
                 Qt::MouseButton button = Qt::MouseButton(i);
                 mouseEvent.setButtonDownPos(button, mapFromScene(event->buttonDownPos(button)));
diff --git a/src/declarative/graphicsitems/qdeclarativepathview.cpp b/src/declarative/graphicsitems/qdeclarativepathview.cpp
index 59c2510cf..1022095ba 100644
--- a/src/declarative/graphicsitems/qdeclarativepathview.cpp
+++ b/src/declarative/graphicsitems/qdeclarativepathview.cpp
@@ -1227,7 +1227,7 @@ bool QDeclarativePathView::sendMouseEvent(QGraphicsSceneMouseEvent *event)
     bool stealThisEvent = d->stealMouse;
     if ((stealThisEvent || myRect.contains(event->scenePos().toPoint())) && (!grabber || !grabber->keepMouseGrab())) {
         mouseEvent.setAccepted(false);
-        for (int i = 0x1; i <= 0x10; i <<= 1) {
+        for (int i = Qt::LeftButton; i <= Qt::MiddleButton; i <<= 1) {
             if (event->buttons() & i) {
                 Qt::MouseButton button = Qt::MouseButton(i);
                 mouseEvent.setButtonDownPos(button, mapFromScene(event->buttonDownPos(button)));
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 6ca0f7be7..f4b80f863 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -893,7 +893,7 @@ void QGraphicsItemPrivate::remapItemPos(QEvent *event, QGraphicsItem *item)
         QGraphicsSceneMouseEvent *mouseEvent = static_cast<QGraphicsSceneMouseEvent *>(event);
         mouseEvent->setPos(item->mapFromItem(q, mouseEvent->pos()));
         mouseEvent->setLastPos(item->mapFromItem(q, mouseEvent->pos()));
-        for (int i = 0x1; i <= 0x10; i <<= 1) {
+        for (int i = Qt::LeftButton; i <= Qt::MiddleButton; i <<= 1) {
             if (mouseEvent->buttons() & i) {
                 Qt::MouseButton button = Qt::MouseButton(i);
                 mouseEvent->setButtonDownPos(button, item->mapFromItem(q, mouseEvent->buttonDownPos(button)));
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index d84cc0dba..597172216 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -1027,7 +1027,7 @@ QList<QGraphicsItem *> QGraphicsScenePrivate::itemsAtPosition(const QPoint &scre
 */
 void QGraphicsScenePrivate::storeMouseButtonsForMouseGrabber(QGraphicsSceneMouseEvent *event)
 {
-    for (int i = 0x1; i <= 0x10; i <<= 1) {
+    for (int i = Qt::LeftButton; i <= Qt::MiddleButton; i <<= 1) {
         if (event->buttons() & i) {
             mouseGrabberButtonDownPos.insert(Qt::MouseButton(i),
                                              mouseGrabberItems.last()->d_ptr->genericMapFromScene(event->scenePos(),
@@ -1190,7 +1190,7 @@ void QGraphicsScenePrivate::sendMouseEvent(QGraphicsSceneMouseEvent *mouseEvent)
     if (item->isBlockedByModalPanel())
         return;
 
-    for (int i = 0x1; i <= 0x10; i <<= 1) {
+    for (int i = Qt::LeftButton; i <= Qt::MiddleButton; i <<= 1) {
         Qt::MouseButton button = Qt::MouseButton(i);
         mouseEvent->setButtonDownPos(button, mouseGrabberButtonDownPos.value(button, item->d_ptr->genericMapFromScene(mouseEvent->scenePos(), mouseEvent->widget())));
         mouseEvent->setButtonDownScenePos(button, mouseGrabberButtonDownScenePos.value(button, mouseEvent->scenePos()));