LP-567 use common timestamp when updating an object and its field

this ensures that highlihhting will be synchronized

ground/gcs/src/plugins/uavobjectbrowser/fieldtreeitem.h

@@ -78,7 +78,7 @@ public:
         TreeItem::setData(value, column);
     }
 
-    void update()
+    void update(const QTime &ts)
     {
         bool updated = false;
 
@@ -90,7 +90,7 @@ public:
             }
         }
         if (changed() || updated) {
-            setHighlighted(true);
+            setHighlighted(true, ts);
         }
     }
 

ground/gcs/src/plugins/uavobjectbrowser/treeitem.cpp

@@ -238,10 +238,10 @@ void TreeItem::setData(QVariant value, int column)
     m_itemData.replace(column, value);
 }
 
-void TreeItem::update()
+void TreeItem::update(const QTime &ts)
 {
     foreach(TreeItem * child, children()) {
-        child->update();
+        child->update(ts);
     }
 }
 
@@ -255,7 +255,7 @@ void TreeItem::apply()
 /*
  * Called after a value has changed to trigger highlighting of tree item.
  */
-void TreeItem::setHighlighted(bool highlighted)
+void TreeItem::setHighlighted(bool highlighted, const QTime &ts)
 {
     m_changed = false;
     if (m_highlighted != highlighted) {
@@ -264,7 +264,7 @@ void TreeItem::setHighlighted(bool highlighted)
             // Add to highlight manager
             m_highlightManager->add(this);
             // Update expiration timeout
-            m_highlightExpires = QTime::currentTime().addMSecs(m_highlightTimeMs);
+            m_highlightExpires = ts.addMSecs(m_highlightTimeMs);
             // start expiration timer if necessary
             m_highlightManager->startTimer(m_highlightExpires);
         } else {
@@ -276,8 +276,7 @@ void TreeItem::setHighlighted(bool highlighted)
     // This will ensure that the root of a leaf that is changed also is highlighted.
     // Only updates that really changes values will trigger highlight of parents.
     if (m_parentItem) {
-        // FIXME: need to pass m_highlightExpires
-        m_parentItem->setHighlighted(highlighted);
+        m_parentItem->setHighlighted(highlighted, ts);
     }
 }
 

ground/gcs/src/plugins/uavobjectbrowser/treeitem.h

@@ -139,7 +139,7 @@ public:
         return false;
     }
 
-    virtual void update();
+    virtual void update(const QTime &ts);
     virtual void apply();
 
     bool changed() const
@@ -157,7 +157,7 @@ public:
         return m_highlighted;
     }
 
-    void setHighlighted(bool highlighted);
+    void setHighlighted(bool highlighted, const QTime &ts);
 
     static void setHighlightTime(int time)
     {
@@ -275,13 +275,13 @@ public:
         }
     }
 
-    virtual void update()
+    virtual void update(const QTime &ts)
     {
         foreach(TreeItem * child, children()) {
             MetaObjectTreeItem *metaChild = dynamic_cast<MetaObjectTreeItem *>(child);
 
             if (!metaChild) {
-                child->update();
+                child->update(ts);
             }
         }
     }
@@ -301,15 +301,15 @@ public:
         DataObjectTreeItem(object, data)
     {}
 
+    virtual void update(const QTime &ts)
+    {
+        TreeItem::update(ts);
+    }
+
     virtual void apply()
     {
         TreeItem::apply();
     }
-
-    virtual void update()
-    {
-        TreeItem::update();
-    }
 };
 
 class ArrayFieldTreeItem : public TreeItem {

ground/gcs/src/plugins/uavobjectbrowser/uavobjectbrowserwidget.h

@@ -79,10 +79,10 @@ public:
         m_recentlyUpdatedTimeout = timeout;
         m_model->setRecentlyUpdatedTimeout(timeout);
     }
-    void setOnlyHighlightChangedValues(bool hilight)
+    void setOnlyHighlightChangedValues(bool highlight)
     {
-        m_onlyHighlightChangedValues = hilight;
-        m_model->setOnlyHighlightChangedValues(hilight);
+        m_onlyHighlightChangedValues = highlight;
+        m_model->setOnlyHighlightChangedValues(highlight);
     }
     void setViewOptions(bool showCategories, bool showMetadata, bool useScientificNotation, bool showDescription);
     void setSplitterState(QByteArray state);

ground/gcs/src/plugins/uavobjectbrowser/uavobjecttreemodel.cpp

@@ -634,9 +634,10 @@ void UAVObjectTreeModel::updateObject(UAVObject *obj)
     ObjectTreeItem *item = findObjectTreeItem(obj->getObjID());
     Q_ASSERT(item);
     // TODO don't update meta object if they are not shown
-    item->update();
+    QTime ts = QTime::currentTime();
+    item->update(ts);
     if (!onlyHighlightChangedValues()) {
-        item->setHighlighted(true);
+        item->setHighlighted(true, ts);
     }
 }