Righ-to-left support for GridView and ListView

GridView and ListView can now be laid out right-to-left. The
behaviour should be identical and mirrored to the oridinary behaviour.

Change-Id: I8e55c5f88358042caa5201712ef239cd67628172
Task-number: QTBUG-15877
Reviewed-by: Joona Petrell

1 files changed, 9 insertions, 2 deletions

diff --git a/src/declarative/graphicsitems/qdeclarativelistview_p.h b/src/declarative/graphicsitems/qdeclarativelistview_p.h
index 10fbf10..6b72240 100644
--- a/src/declarative/graphicsitems/qdeclarativelistview_p.h
+++ b/src/declarative/graphicsitems/qdeclarativelistview_p.h
@@ -107,12 +107,13 @@ class Q_AUTOTEST_EXPORT QDeclarativeListView : public QDeclarativeFlickable
     Q_PROPERTY(qreal highlightResizeSpeed READ highlightResizeSpeed WRITE setHighlightResizeSpeed NOTIFY highlightResizeSpeedChanged)
     Q_PROPERTY(int highlightResizeDuration READ highlightResizeDuration WRITE setHighlightResizeDuration NOTIFY highlightResizeDurationChanged)
 
-    Q_PROPERTY(qreal preferredHighlightBegin READ preferredHighlightBegin WRITE setPreferredHighlightBegin NOTIFY preferredHighlightBeginChanged)
-    Q_PROPERTY(qreal preferredHighlightEnd READ preferredHighlightEnd WRITE setPreferredHighlightEnd NOTIFY preferredHighlightEndChanged)
+    Q_PROPERTY(qreal preferredHighlightBegin READ preferredHighlightBegin WRITE setPreferredHighlightBegin NOTIFY preferredHighlightBeginChanged RESET resetPreferredHighlightBegin)
+    Q_PROPERTY(qreal preferredHighlightEnd READ preferredHighlightEnd WRITE setPreferredHighlightEnd NOTIFY preferredHighlightEndChanged RESET resetPreferredHighlightEnd)
     Q_PROPERTY(HighlightRangeMode highlightRangeMode READ highlightRangeMode WRITE setHighlightRangeMode NOTIFY highlightRangeModeChanged)
 
     Q_PROPERTY(qreal spacing READ spacing WRITE setSpacing NOTIFY spacingChanged)
     Q_PROPERTY(Orientation orientation READ orientation WRITE setOrientation NOTIFY orientationChanged)
+    Q_PROPERTY(Qt::LayoutDirection layoutDirection READ layoutDirection WRITE setLayoutDirection NOTIFY layoutDirectionChanged)
     Q_PROPERTY(bool keyNavigationWraps READ isWrapEnabled WRITE setWrapEnabled NOTIFY keyNavigationWrapsChanged)
     Q_PROPERTY(int cacheBuffer READ cacheBuffer WRITE setCacheBuffer NOTIFY cacheBufferChanged)
     Q_PROPERTY(QDeclarativeViewSection *section READ sectionCriteria CONSTANT)
@@ -158,9 +159,11 @@ public:
 
     qreal preferredHighlightBegin() const;
     void setPreferredHighlightBegin(qreal);
+    void resetPreferredHighlightBegin();
 
     qreal preferredHighlightEnd() const;
     void setPreferredHighlightEnd(qreal);
+    void resetPreferredHighlightEnd();
 
     qreal spacing() const;
     void setSpacing(qreal spacing);
@@ -169,6 +172,9 @@ public:
     Orientation orientation() const;
     void setOrientation(Orientation);
 
+    Qt::LayoutDirection layoutDirection() const;
+    void setLayoutDirection(Qt::LayoutDirection);
+
     bool isWrapEnabled() const;
     void setWrapEnabled(bool);
 
@@ -220,6 +226,7 @@ Q_SIGNALS:
     void countChanged();
     void spacingChanged();
     void orientationChanged();
+    void layoutDirectionChanged();
     void currentIndexChanged();
     void currentSectionChanged();
     void highlightMoveSpeedChanged();