QmlProfiler: Protect AbstractTimelineModel's loadData() and clear()

They really shouldn't be called from outside. We'll introduce an
"empty" property whose notify signal will depend on data handling to be
done in a controlled way.

Change-Id: I272eaa3638ba571d9f9ffd964b0d33449d0adda1
Reviewed-by: Kai Koehne <kai.koehne@digia.com>

src/plugins/qmlprofiler/abstracttimelinemodel.h

@@ -73,7 +73,6 @@ public:
     virtual QVariantList labels() const = 0;
     virtual QVariantMap details(int index) const = 0;
     virtual int row(int index) const = 0;
-    virtual void loadData() = 0;
     virtual quint64 features() const = 0;
 
     // Methods which can optionally be implemented by child models.
@@ -85,7 +84,6 @@ public:
     virtual float relativeHeight(int index) const;
     virtual int rowMinValue(int rowNumber) const;
     virtual int rowMaxValue(int rowNumber) const;
-    virtual void clear();
 
 signals:
     void expandedChanged();
@@ -122,6 +120,9 @@ protected:
                                    QObject *parent);
     AbstractTimelineModelPrivate *d_ptr;
 
+    virtual void loadData() = 0;
+    virtual void clear();
+
 protected slots:
     void dataChanged();
 

src/plugins/qmlprofiler/qmlprofilerpainteventsmodelproxy.h

@@ -61,9 +61,6 @@ public:
 
     PaintEventsModelProxy(QObject *parent = 0);
 
-    void loadData();
-    void clear();
-
     int rowMaxValue(int rowNumber) const;
 
     int eventId(int index) const;
@@ -76,9 +73,12 @@ public:
     QVariantMap details(int index) const;
     quint64 features() const;
 
-private slots:
     bool accepted(const QmlProfilerDataModel::QmlEventTypeData &event) const;
 
+protected:
+    void loadData();
+    void clear();
+
 private:
     class PaintEventsModelProxyPrivate;
     Q_DECLARE_PRIVATE(PaintEventsModelProxy)

src/plugins/qmlprofiler/qmlprofilertimelinemodelproxy.h

@@ -65,9 +65,6 @@ public:
 
     RangeTimelineModel(QmlDebug::RangeType rangeType, QObject *parent = 0);
 
-    void loadData();
-    void clear();
-
     static QString categoryLabel(QmlDebug::RangeType categoryIndex);
     quint64 features() const;
 
@@ -83,6 +80,10 @@ public:
     int eventIdForTypeIndex(int typeIndex) const;
     int eventIdForLocation(const QString &filename, int line, int column) const;
 
+protected:
+    void loadData();
+    void clear();
+
 private:
     class RangeTimelineModelPrivate;
     Q_DECLARE_PRIVATE(RangeTimelineModel)