int GetSlicerIndexFromItem(QTreeWidgetItem* item);
QTreeWidgetItem* GetItemFromSlicerManager(vvSlicerManager* sm);
void SaveScreenshot(vtkImageData* image);
int GetSlicerIndexFromItem(QTreeWidgetItem* item);
QTreeWidgetItem* GetItemFromSlicerManager(vvSlicerManager* sm);
void SaveScreenshot(vtkImageData* image);