Refactoring: Minor initialization improvements

Author: codeling

libs/base/iAProgress.h

@@ -24,7 +24,7 @@ class iAitkCommand : public itk::Command
 	void Execute(itk::Object* caller, const itk::EventObject& event) override;
 	void Execute(const itk::Object* caller, const itk::EventObject& event) override;
 private:
-	iAProgress const* m_progress;
+	iAProgress const* m_progress = nullptr;
 };
 
 class iAvtkCommand;

libs/io/iAVglProjectFile.cpp

@@ -18,11 +18,11 @@
 //! parameters for a raw file found within the .vgl file
 class iAVglParameter
 {
-	public:
+public:
 	QString Filename;
 	int Gridsize[3];
 	float sampleDistance[3];
-	float Origin[3];
+	float Origin[3] = {0., 0., 0.};
 	QString Datatype;
 };
 

libs/objectvis/iACsvInputDlg.cpp

@@ -751,7 +751,7 @@ void iACsvInputDlg::assignSelectedCols()
 {
 	auto selectedColModelIndices = m_ui->list_ColumnSelection->selectionModel()->selectedIndexes();
 	QVector<int> selectedColIDx;
-	for (auto selColModelIdx : selectedColModelIndices)
+	for (auto const & selColModelIdx : selectedColModelIndices)
 	{
 		selectedColIDx.push_back(selColModelIdx.row());
 	}

modules/GEMSe/dlg_Consensus.cpp

@@ -95,18 +95,16 @@
 
 struct ChartWidgetData
 {
-	iAQVTKWidget* vtkWidget;
-	vtkSmartPointer<vtkChartXY> chart;
+	iAQVTKWidget* vtkWidget = new iAQVTKWidget();
+	vtkSmartPointer<vtkChartXY> chart = vtkSmartPointer<vtkChartXY>::New();
 };
 
 ChartWidgetData CreateChartWidget(const char * xTitle, const char * yTitle,
 		iAMdiChild* mdiChild)
 {
 	ChartWidgetData result;
-	result.vtkWidget = new iAQVTKWidget();
 	auto contextView = vtkSmartPointer<vtkContextView>::New();
 	contextView->SetRenderWindow(result.vtkWidget->renderWindow());
-	result.chart = vtkSmartPointer<vtkChartXY>::New();
 	result.chart->SetSelectionMode(vtkContextScene::SELECTION_DEFAULT);
 	auto xAxis1 = result.chart->GetAxis(vtkAxis::BOTTOM);
 	auto yAxis1 = result.chart->GetAxis(vtkAxis::LEFT);