Detaching all curves before the plot is deleted. Qwt needed it.

ApplicationCode/ProjectDataModel/RimWellLogPlot.cpp

@@ -64,6 +64,7 @@ RimWellLogPlot::RimWellLogPlot()
 RimWellLogPlot::~RimWellLogPlot()
 {
     RiuMainWindow::instance()->removeViewer(m_viewer);
+    detachAllCurves();
     delete m_viewer;
 }
 
@@ -92,6 +93,7 @@ void RimWellLogPlot::updateViewerWidget()
             windowGeometry = RiuMainWindow::instance()->windowGeometryForViewer(m_viewer);
 
             RiuMainWindow::instance()->removeViewer(m_viewer);
+            detachAllCurves();
             delete m_viewer;
             m_viewer = NULL;
            
@@ -285,3 +287,14 @@ void RimWellLogPlot::recreateTracePlots()
         m_viewer->insertTracePlot(traces[tIdx]->viewer());
     }
 }
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void RimWellLogPlot::detachAllCurves()
+{
+    for (size_t tIdx = 0; tIdx < traces.size(); ++tIdx)
+    {
+       traces[tIdx]->detachAllCurves();
+    }
+}

ApplicationCode/ProjectDataModel/RimWellLogPlot.h

@@ -65,6 +65,7 @@ protected:
 private:
     void updateViewerWidget();
     void recreateTracePlots();
+    void detachAllCurves();
 
     virtual caf::PdmFieldHandle* objectToggleField();
 

ApplicationCode/ProjectDataModel/RimWellLogPlotCurve.cpp

@@ -140,7 +140,7 @@ caf::PdmFieldHandle* RimWellLogPlotCurve::userDescriptionField()
 //--------------------------------------------------------------------------------------------------
 /// 
 //--------------------------------------------------------------------------------------------------
-bool RimWellLogPlotCurve::depthRange(double* minimumDepth, double* maximumDepth)
+bool RimWellLogPlotCurve::depthRange(double* minimumDepth, double* maximumDepth) const
 {
     CVF_ASSERT(minimumDepth && maximumDepth);
     CVF_ASSERT(m_plotCurve);
@@ -164,3 +164,11 @@ void RimWellLogPlotCurve::setColor(const cvf::Color3f& color)
     m_curveColor = color;
 }
 
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void RimWellLogPlotCurve::detachCurve()
+{
+    m_plotCurve->detach();
+}
+

ApplicationCode/ProjectDataModel/RimWellLogPlotCurve.h

@@ -39,12 +39,14 @@ class RimWellLogPlotCurve : public caf::PdmObject
 public:
     RimWellLogPlotCurve();
     virtual ~RimWellLogPlotCurve();
-    void setDescription(QString description) {m_userName = description;}
 
-    void    setPlot(RiuWellLogTracePlot* plot);
+    void setDescription(QString description) {m_userName = description;}
     void    setColor(const cvf::Color3f& color);
-    bool    depthRange(double* minimumDepth, double* maximumDepth);
+
+    bool    depthRange(double* minimumDepth, double* maximumDepth) const;
     
+    void    setPlot(RiuWellLogTracePlot* plot);
+    void    detachCurve();
     virtual void                 updatePlotData();
 
 protected:

ApplicationCode/ProjectDataModel/RimWellLogPlotTrace.cpp

@@ -177,3 +177,14 @@ void RimWellLogPlotTrace::recreateViewer()
         curves[cIdx]->setPlot(this->m_viewer);
     }
 }
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void RimWellLogPlotTrace::detachAllCurves()
+{
+    for (size_t cIdx = 0; cIdx < curves.size(); ++cIdx)
+    {
+        curves[cIdx]->detachCurve();
+    }
+}

ApplicationCode/ProjectDataModel/RimWellLogPlotTrace.h

@@ -45,6 +45,8 @@ public:
     size_t curveCount() { return curves.size(); }
 
     void recreateViewer();
+    void detachAllCurves();
+
     void loadDataAndUpdate();
 
     bool availableDepthRange(double* minimumDepth, double* maximumDepth);