#2170 Summary Cross Plot : Add keyboard modifiers to source stepping

ApplicationCode/ProjectDataModel/Summary/RimSummaryPlotSourceStepping.h

@@ -53,6 +53,15 @@ public:
 
     void setSourceSteppingType(SourceSteppingType sourceSteppingType);
 
+    void applyNextCase();
+    void applyPrevCase();
+
+    void applyNextQuantity();
+    void applyPrevQuantity();
+
+    void applyNextOtherIdentifier();
+    void applyPrevOtherIdentifier();
+
     void applyNextIdentifier();
     void applyPreviousIdentifier();
 
@@ -85,6 +94,8 @@ private:
 
     RiaSummaryCurveAnalyzer* analyzerForReader(RifSummaryReaderInterface* reader);
 
+    void modifyCurrentIndex(caf::PdmValueField* valueField, int indexOffset);
+
 private:
     caf::PdmPtrField<RimSummaryCase*> m_summaryCase;
     caf::PdmField<QString>            m_wellName;