Here are the classes, structs, unions and interfaces with brief descriptions:

CAnalyzeImport	Supports import of Analyze 7.5 and NIFTI-1 format files
CArithmeticOperator	Object to interact with the Arithmetic Operator when it is active
CAutoradCalibration	Tool for calibrating an autorad image
CCheckListTableModel	Object to access a Checklist table functionalities
CConfigStateManager	Manage changes made to the Config settings by scripts
CCroppingOperator	Object for croping the displayed data in the Slice viewports
CDataManager	Object for managing and querying all image data and meta-information in VivoQuant
CDICOMAnonymizer	Dicom anonymizer allow user to modify dicom header for given dicom tag name please see more detail in DICOMRelabeler
CDicomProgressManager	Manage the progress of downloads from a dicom repository
CDICOMRelabeler	Dicom relabeler object
CDistanceOperator	Object to interact with the Distance/Annotation Operator when it is active
CImageSelectorWidget	This widget is used to select data from the DataManager
CIPACSWebDisk	Access the WebDisk functionallies of an iPACS
CLayoutOperator	Object to interact with the Layout Operator when it is active
CMainWin	Object for accessing the UI's main window functions
CMatrixManipulationDialog	Object to interact with Matrix Manipulation Tool when it is active
CMinMaxTool	Object for updating the mix/max values of the image display range
CPreProcessing	Object to handle operation of the PreProcessing Tool
CQMultiViewer	Customizable view to allow various layout configurations of the displayed data
CQSliceLabel	A QSliceLabel manages the display frames of images slices at each orientation currently displayed by VQ
CQSliceViewControl	Manipulate and control the display within the slice view
CReorientationOperator	Object for reorienting the displayed data in the Slice viewports, including ROIs
CROISelectorWidget	This widget is used to select ROI from the ThreeDimROIOperator
CScriptableWebElement	An object to manage html elements of a WebECRF form
CScriptMaster	Main VivoScript object to access other modules and perform generic actions
CSegmentationServiceNMCT	Handles operation of the 3D Brain Atlas Tool
CSplittingOperator	Object to interact with the Splitting Operator when it is active
CThreeDimROIOperator	Object to interact with the 3D ROI Operator when it is active
CTimeSeriesOperator	Object to interact with the Time Series operator when it is active
CVisibilityManager	Manage hiding and disabling of widgets, actions, operators, and views that are in the VivoQuant UI
CVTKController	Object for controling the VTK Viewer
CWebECRF	Object to manage an eCRF web form
CWholeBodyAtlasDialog	Object to access the Multi-Atlas Segmentation Tool (formerly known as Whole Body Atlas) functionalities
CWorklistTask	Object that contains the information of a single task
CWorklistTool	Object to manage a user's worklist
CZipArchive	Object to manipulate Zip archive files