QML focus API updates.

The wantsFocus property has been renamed to activeFocus, to better
reflect its value. Reading and writing the focus property is also now
consistent -- this property represents focus within a scope. Other small
changes were made to keep things consistent with the new naming.

Reviewed-by: Aaron Kennedy
(cherry picked from commit 21806ff0921641b4e4d9d39721ab4ebeae74dddc)

2 files changed, 13 insertions, 0 deletions

diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 479a813..cd03eeb 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -1149,6 +1149,7 @@ void QGraphicsItemPrivate::setParentItemHelper(QGraphicsItem *newParent, const Q
             if (q_ptr == fsi || q_ptr->isAncestorOf(fsi)) {
                 parentFocusScopeItem = fsi;
                 p->d_ptr->focusScopeItem = 0;
+                fsi->d_ptr->focusScopeItemChange(false);
             }
             break;
         }
@@ -1181,6 +1182,7 @@ void QGraphicsItemPrivate::setParentItemHelper(QGraphicsItem *newParent, const Q
         while (p) {
             if (p->d_ptr->flags & QGraphicsItem::ItemIsFocusScope) {
                 p->d_ptr->focusScopeItem = newFocusScopeItem;
+                newFocusScopeItem->d_ptr->focusScopeItemChange(true);
                 // Ensure the new item is no longer the subFocusItem. The
                 // only way to set focus on a child of a focus scope is
                 // by setting focus on the scope itself.
@@ -5568,6 +5570,16 @@ void QGraphicsItemPrivate::subFocusItemChange()
 /*!
     \internal
 
+    Subclasses can reimplement this function to be notified when an item
+    becomes a focusScopeItem (or is no longer a focusScopeItem).
+*/
+void QGraphicsItemPrivate::focusScopeItemChange(bool isSubFocusItem)
+{
+}
+
+/*!
+    \internal
+
     Subclasses can reimplement this function to be notified when its
     siblingIndex order is changed.
 */
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h
index f9f5d3d..fb6a407 100644
--- a/src/gui/graphicsview/qgraphicsitem_p.h
+++ b/src/gui/graphicsview/qgraphicsitem_p.h
@@ -482,6 +482,7 @@ public:
     void clearSubFocus(QGraphicsItem *rootItem = 0);
     void resetFocusProxy();
     virtual void subFocusItemChange();
+    virtual void focusScopeItemChange(bool isSubFocusItem);
 
     static void children_append(QDeclarativeListProperty<QGraphicsObject> *list, QGraphicsObject *item);
     static int children_count(QDeclarativeListProperty<QGraphicsObject> *list);