Quick: mark some methods as const

These methods do not modify objects.

Change-Id: Ibb2622cad6fbcec31c785f5d032304c648372350
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

22 files changed, 36 insertions, 36 deletions

diff --git a/src/quick/items/qquickanchors.cpp b/src/quick/items/qquickanchors.cpp
index b6978e534e..a7a4a2b882 100644
--- a/src/quick/items/qquickanchors.cpp
+++ b/src/quick/items/qquickanchors.cpp
@@ -285,7 +285,7 @@ void QQuickAnchorsPrivate::clearItem(QQuickItem *item)
     }
 }
 
-QQuickGeometryChange QQuickAnchorsPrivate::calculateDependency(QQuickItem *controlItem)
+QQuickGeometryChange QQuickAnchorsPrivate::calculateDependency(QQuickItem *controlItem) const
 {
     QQuickGeometryChange dependency;
 
@@ -588,7 +588,7 @@ bool QQuickAnchorsPrivate::calcStretch(QQuickItem *edge1Item,
                                        qreal offset1,
                                        qreal offset2,
                                        QQuickAnchors::Anchor line,
-                                       qreal &stretch)
+                                       qreal &stretch) const
 {
     bool edge1IsParent = (edge1Item == readParentItem(item));
     bool edge2IsParent = (edge2Item == readParentItem(item));
diff --git a/src/quick/items/qquickanchors_p_p.h b/src/quick/items/qquickanchors_p_p.h
index 3357e134bf..221b4ccb40 100644
--- a/src/quick/items/qquickanchors_p_p.h
+++ b/src/quick/items/qquickanchors_p_p.h
@@ -124,7 +124,7 @@ public:
 
     void clearItem(QQuickItem *);
 
-    QQuickGeometryChange calculateDependency(QQuickItem *);
+    QQuickGeometryChange calculateDependency(QQuickItem *) const;
     void addDepend(QQuickItem *);
     void remDepend(QQuickItem *);
     bool isItemComplete() const;
@@ -150,7 +150,7 @@ public:
     bool checkVAnchorValid(QQuickAnchorLine anchor) const;
     bool calcStretch(QQuickItem *edge1Item, QQuickAnchors::Anchor edge1Line,
                      QQuickItem *edge2Item, QQuickAnchors::Anchor edge2Line,
-                     qreal offset1, qreal offset2, QQuickAnchors::Anchor line, qreal &stretch);
+                     qreal offset1, qreal offset2, QQuickAnchors::Anchor line, qreal &stretch) const;
 
     bool isMirrored() const;
     void updateHorizontalAnchors();
diff --git a/src/quick/items/qquickflickable.cpp b/src/quick/items/qquickflickable.cpp
index bcb351c085..45bc7b2e8b 100644
--- a/src/quick/items/qquickflickable.cpp
+++ b/src/quick/items/qquickflickable.cpp
@@ -277,7 +277,7 @@ void QQuickFlickablePrivate::init()
     Returns the amount to overshoot by given a velocity.
     Will be roughly in range 0 - size/4
 */
-qreal QQuickFlickablePrivate::overShootDistance(qreal size)
+qreal QQuickFlickablePrivate::overShootDistance(qreal size) const
 {
     if (maxVelocity <= 0)
         return 0.0;
@@ -951,7 +951,7 @@ void QQuickFlickable::setPixelAligned(bool align)
     }
 }
 
-qint64 QQuickFlickablePrivate::computeCurrentTime(QInputEvent *event)
+qint64 QQuickFlickablePrivate::computeCurrentTime(QInputEvent *event) const
 {
     if (0 != event->timestamp())
         return event->timestamp();
@@ -960,7 +960,7 @@ qint64 QQuickFlickablePrivate::computeCurrentTime(QInputEvent *event)
     return timer.elapsed();
 }
 
-qreal QQuickFlickablePrivate::devicePixelRatio()
+qreal QQuickFlickablePrivate::devicePixelRatio() const
 {
     return (window ? window->effectiveDevicePixelRatio() : qApp->devicePixelRatio());
 }
diff --git a/src/quick/items/qquickflickable_p_p.h b/src/quick/items/qquickflickable_p_p.h
index ac1e39d829..0c3bc21071 100644
--- a/src/quick/items/qquickflickable_p_p.h
+++ b/src/quick/items/qquickflickable_p_p.h
@@ -192,7 +192,7 @@ public:
     void setViewportX(qreal x);
     void setViewportY(qreal y);
 
-    qreal overShootDistance(qreal size);
+    qreal overShootDistance(qreal size) const;
 
     void itemGeometryChanged(QQuickItem *, QQuickGeometryChange, const QRectF &) Q_DECL_OVERRIDE;
 
@@ -260,8 +260,8 @@ public:
               const QVector2D &deltas, bool overThreshold, bool momentum,
               bool velocitySensitiveOverBounds, const QVector2D &velocity);
 
-    qint64 computeCurrentTime(QInputEvent *event);
-    qreal devicePixelRatio();
+    qint64 computeCurrentTime(QInputEvent *event) const;
+    qreal devicePixelRatio() const;
 
     // flickableData property
     static void data_append(QQmlListProperty<QObject> *, QObject *);
diff --git a/src/quick/items/qquickflipable.cpp b/src/quick/items/qquickflipable.cpp
index 342e6c07b8..6a6b6c00a9 100644
--- a/src/quick/items/qquickflipable.cpp
+++ b/src/quick/items/qquickflipable.cpp
@@ -143,7 +143,7 @@ QQuickFlipable::~QQuickFlipable()
   The front and back sides of the flipable.
 */
 
-QQuickItem *QQuickFlipable::front()
+QQuickItem *QQuickFlipable::front() const
 {
     Q_D(const QQuickFlipable);
     return d->front;
diff --git a/src/quick/items/qquickflipable_p.h b/src/quick/items/qquickflipable_p.h
index 189d94775a..d5a1e54d25 100644
--- a/src/quick/items/qquickflipable_p.h
+++ b/src/quick/items/qquickflipable_p.h
@@ -73,7 +73,7 @@ public:
     QQuickFlipable(QQuickItem *parent=0);
     ~QQuickFlipable();
 
-    QQuickItem *front();
+    QQuickItem *front() const;
     void setFront(QQuickItem *);
 
     QQuickItem *back();
diff --git a/src/quick/items/qquickitemview.cpp b/src/quick/items/qquickitemview.cpp
index 11bd4cea67..d02ed07de0 100644
--- a/src/quick/items/qquickitemview.cpp
+++ b/src/quick/items/qquickitemview.cpp
@@ -2430,14 +2430,14 @@ bool QQuickItemViewPrivate::releaseItem(FxViewItem *item)
     return flags != QQmlInstanceModel::Referenced;
 }
 
-QQuickItem *QQuickItemViewPrivate::createHighlightItem()
+QQuickItem *QQuickItemViewPrivate::createHighlightItem() const
 {
     return createComponentItem(highlightComponent, 0.0, true);
 }
 
-QQuickItem *QQuickItemViewPrivate::createComponentItem(QQmlComponent *component, qreal zValue, bool createDefault)
+QQuickItem *QQuickItemViewPrivate::createComponentItem(QQmlComponent *component, qreal zValue, bool createDefault) const
 {
-    Q_Q(QQuickItemView);
+    Q_Q(const QQuickItemView);
 
     QQuickItem *item = 0;
     if (component) {
diff --git a/src/quick/items/qquickitemview_p.h b/src/quick/items/qquickitemview_p.h
index 1a28fc212b..0e9a2f31be 100644
--- a/src/quick/items/qquickitemview_p.h
+++ b/src/quick/items/qquickitemview_p.h
@@ -312,7 +312,7 @@ public:
         : QObject(parent), m_isCurrent(false), m_delayRemove(false) {}
     ~QQuickItemViewAttached() {}
 
-    QQuickItemView *view() { return m_view; }
+    QQuickItemView *view() const { return m_view; }
     void setView(QQuickItemView *view) {
         if (view != m_view) {
             m_view = view;
diff --git a/src/quick/items/qquickitemview_p_p.h b/src/quick/items/qquickitemview_p_p.h
index 0893d6e749..f3d39bd360 100644
--- a/src/quick/items/qquickitemview_p_p.h
+++ b/src/quick/items/qquickitemview_p_p.h
@@ -205,8 +205,8 @@ public:
     FxViewItem *createItem(int modelIndex, bool asynchronous = false);
     virtual bool releaseItem(FxViewItem *item);
 
-    QQuickItem *createHighlightItem();
-    QQuickItem *createComponentItem(QQmlComponent *component, qreal zValue, bool createDefault = false);
+    QQuickItem *createHighlightItem() const;
+    QQuickItem *createComponentItem(QQmlComponent *component, qreal zValue, bool createDefault = false) const;
 
     void updateCurrent(int modelIndex);
     void updateTrackedItem();
diff --git a/src/quick/items/qquicklistview_p.h b/src/quick/items/qquicklistview_p.h
index 5a5e8a55fe..f84478acbd 100644
--- a/src/quick/items/qquicklistview_p.h
+++ b/src/quick/items/qquicklistview_p.h
@@ -84,7 +84,7 @@ public:
 
     enum LabelPositioning { InlineLabels = 0x01, CurrentLabelAtStart = 0x02, NextLabelAtEnd = 0x04 };
     Q_ENUM(LabelPositioning)
-    int labelPositioning() { return m_labelPositioning; }
+    int labelPositioning() const { return m_labelPositioning; }
     void setLabelPositioning(int pos);
 
 Q_SIGNALS:
diff --git a/src/quick/items/qquickloader_p_p.h b/src/quick/items/qquickloader_p_p.h
index fcccbfe4f5..a0a9ca0601 100644
--- a/src/quick/items/qquickloader_p_p.h
+++ b/src/quick/items/qquickloader_p_p.h
@@ -94,7 +94,7 @@ public:
     void incubatorStateChanged(QQmlIncubator::Status status);
     void setInitialState(QObject *o);
     void disposeInitialPropertyValues();
-    QUrl resolveSourceUrl(QQmlV4Function *args);
+    static QUrl resolveSourceUrl(QQmlV4Function *args);
     QV4::ReturnedValue extractInitialPropertyValues(QQmlV4Function *args, QObject *loader, bool *error);
 
     qreal getImplicitWidth() const Q_DECL_OVERRIDE;
diff --git a/src/quick/items/qquickpathview.cpp b/src/quick/items/qquickpathview.cpp
index 0e9eb16e67..15c4205833 100644
--- a/src/quick/items/qquickpathview.cpp
+++ b/src/quick/items/qquickpathview.cpp
@@ -902,7 +902,7 @@ void QQuickPathView::setHighlight(QQmlComponent *highlight)
 
   \sa highlight
 */
-QQuickItem *QQuickPathView::highlightItem()
+QQuickItem *QQuickPathView::highlightItem() const
 {
     Q_D(const QQuickPathView);
     return d->highlightItem;
@@ -1606,7 +1606,7 @@ qreal QQuickPathViewPrivate::calcVelocity() const
     return velocity;
 }
 
-qint64 QQuickPathViewPrivate::computeCurrentTime(QInputEvent *event)
+qint64 QQuickPathViewPrivate::computeCurrentTime(QInputEvent *event) const
 {
     if (0 != event->timestamp())
         return event->timestamp();
diff --git a/src/quick/items/qquickpathview_p.h b/src/quick/items/qquickpathview_p.h
index e6f3cf7fef..1232f72935 100644
--- a/src/quick/items/qquickpathview_p.h
+++ b/src/quick/items/qquickpathview_p.h
@@ -117,7 +117,7 @@ public:
 
     QQmlComponent *highlight() const;
     void setHighlight(QQmlComponent *highlight);
-    QQuickItem *highlightItem();
+    QQuickItem *highlightItem() const;
 
     enum HighlightRangeMode { NoHighlightRange, ApplyRange, StrictlyEnforceRange };
     Q_ENUM(HighlightRangeMode)
diff --git a/src/quick/items/qquickpathview_p_p.h b/src/quick/items/qquickpathview_p_p.h
index 0441603a4b..571bb2e9e2 100644
--- a/src/quick/items/qquickpathview_p_p.h
+++ b/src/quick/items/qquickpathview_p_p.h
@@ -125,7 +125,7 @@ public:
     QPointF pointNear(const QPointF &point, qreal *nearPercent=0) const;
     void addVelocitySample(qreal v);
     qreal calcVelocity() const;
-    qint64 computeCurrentTime(QInputEvent *event);
+    qint64 computeCurrentTime(QInputEvent *event) const;
     void setDragging(bool d);
 
     QQuickPath *path;
diff --git a/src/quick/items/qquickshadereffectmesh.cpp b/src/quick/items/qquickshadereffectmesh.cpp
index c1499579e6..20b8d23af3 100644
--- a/src/quick/items/qquickshadereffectmesh.cpp
+++ b/src/quick/items/qquickshadereffectmesh.cpp
@@ -364,7 +364,7 @@ QSGGeometry *QQuickBorderImageMesh::updateGeometry(QSGGeometry *geometry, int at
     }
     \endqml
 */
-QQuickScaleGrid *QQuickBorderImageMesh::border()
+QQuickScaleGrid *QQuickBorderImageMesh::border() const
 {
     return m_border;
 }
diff --git a/src/quick/items/qquickshadereffectmesh_p.h b/src/quick/items/qquickshadereffectmesh_p.h
index c5f1d19866..5e255e73a3 100644
--- a/src/quick/items/qquickshadereffectmesh_p.h
+++ b/src/quick/items/qquickshadereffectmesh_p.h
@@ -123,7 +123,7 @@ public:
     QSGGeometry *updateGeometry(QSGGeometry *geometry, int attrCount, int posIndex,
                                 const QRectF &srcRect, const QRectF &rect) override;
 
-    QQuickScaleGrid *border();
+    QQuickScaleGrid *border() const;
 
     enum TileMode { Stretch = Qt::StretchTile, Repeat = Qt::RepeatTile, Round = Qt::RoundTile };
     Q_ENUM(TileMode)
diff --git a/src/quick/items/qquickstateoperations.cpp b/src/quick/items/qquickstateoperations.cpp
index 7e485c675c..9cd3b6a5f5 100644
--- a/src/quick/items/qquickstateoperations.cpp
+++ b/src/quick/items/qquickstateoperations.cpp
@@ -899,9 +899,9 @@ QQuickAnchorChanges::ActionList QQuickAnchorChanges::actions()
     return ActionList() << a;
 }
 
-QQuickAnchorSet *QQuickAnchorChanges::anchors()
+QQuickAnchorSet *QQuickAnchorChanges::anchors() const
 {
-    Q_D(QQuickAnchorChanges);
+    Q_D(const QQuickAnchorChanges);
     return d->anchorSet;
 }
 
@@ -1134,9 +1134,9 @@ QQuickStateActionEvent::EventType QQuickAnchorChanges::type() const
     return AnchorChanges;
 }
 
-QList<QQuickStateAction> QQuickAnchorChanges::additionalActions()
+QList<QQuickStateAction> QQuickAnchorChanges::additionalActions() const
 {
-    Q_D(QQuickAnchorChanges);
+    Q_D(const QQuickAnchorChanges);
     QList<QQuickStateAction> extra;
 
     QQuickAnchors::Anchors combined = d->anchorSet->d_func()->usedAnchors | d->anchorSet->d_func()->resetAnchors;
diff --git a/src/quick/items/qquickstateoperations_p.h b/src/quick/items/qquickstateoperations_p.h
index 29dec218fa..48b4b23a76 100644
--- a/src/quick/items/qquickstateoperations_p.h
+++ b/src/quick/items/qquickstateoperations_p.h
@@ -192,7 +192,7 @@ public:
 
     ActionList actions() Q_DECL_OVERRIDE;
 
-    QQuickAnchorSet *anchors();
+    QQuickAnchorSet *anchors() const;
 
     QQuickItem *object() const;
     void setObject(QQuickItem *);
@@ -210,7 +210,7 @@ public:
     void rewind() Q_DECL_OVERRIDE;
     void saveCurrentValues() Q_DECL_OVERRIDE;
 
-    QList<QQuickStateAction> additionalActions();
+    QList<QQuickStateAction> additionalActions() const;
     void saveTargetValues() Q_DECL_OVERRIDE;
 };
 
diff --git a/src/quick/items/qquicktextdocument.cpp b/src/quick/items/qquicktextdocument.cpp
index 1dc54eb107..287e07e980 100644
--- a/src/quick/items/qquicktextdocument.cpp
+++ b/src/quick/items/qquicktextdocument.cpp
@@ -179,7 +179,7 @@ void QQuickTextDocumentWithImageResources::drawObject(
 {
 }
 
-QImage QQuickTextDocumentWithImageResources::image(const QTextImageFormat &format)
+QImage QQuickTextDocumentWithImageResources::image(const QTextImageFormat &format) const
 {
     QVariant res = resource(QTextDocument::ImageResource, QUrl(format.name()));
     return res.value<QImage>();
diff --git a/src/quick/items/qquicktextdocument_p.h b/src/quick/items/qquicktextdocument_p.h
index fd40669557..1218b12b89 100644
--- a/src/quick/items/qquicktextdocument_p.h
+++ b/src/quick/items/qquicktextdocument_p.h
@@ -78,7 +78,7 @@ public:
     QSizeF intrinsicSize(QTextDocument *doc, int posInDocument, const QTextFormat &format) override;
     void drawObject(QPainter *p, const QRectF &rect, QTextDocument *doc, int posInDocument, const QTextFormat &format) override;
 
-    QImage image(const QTextImageFormat &format);
+    QImage image(const QTextImageFormat &format) const;
 
 public Q_SLOTS:
     void clearResources();
diff --git a/src/quick/items/qquickwindow.cpp b/src/quick/items/qquickwindow.cpp
index dc0bd51a9a..834841333b 100644
--- a/src/quick/items/qquickwindow.cpp
+++ b/src/quick/items/qquickwindow.cpp
@@ -2079,7 +2079,7 @@ void QQuickWindowPrivate::flushFrameSynchronousEvents()
     There is a unique instance per QQuickPointerDevice, which is determined
     from \a event's device.
 */
-QQuickPointerEvent *QQuickWindowPrivate::pointerEventInstance(QEvent *event)
+QQuickPointerEvent *QQuickWindowPrivate::pointerEventInstance(QEvent *event) const
 {
     QQuickPointerDevice *dev = nullptr;
     switch (event->type()) {
diff --git a/src/quick/items/qquickwindow_p.h b/src/quick/items/qquickwindow_p.h
index 3328eb65c4..2613c3c724 100644
--- a/src/quick/items/qquickwindow_p.h
+++ b/src/quick/items/qquickwindow_p.h
@@ -161,7 +161,7 @@ public:
     void deliverDelayedTouchEvent();
 
     // delivery of pointer events:
-    QQuickPointerEvent *pointerEventInstance(QEvent *ev);
+    QQuickPointerEvent *pointerEventInstance(QEvent *ev) const;
     void deliverPointerEvent(QQuickPointerEvent *);
     void deliverTouchEvent(QQuickPointerTouchEvent *);
     bool deliverTouchCancelEvent(QTouchEvent *);