editorPane = new JPanel();
editorPane.setLayout(new BorderLayout());
fTree = new MdxFunctionTree(this);
functionTreeDragSource = new FunctionTreeToMBTDragSource(fTree.getTree(), DnDConstants.ACTION_COPY_OR_MOVE);
fTree.setPreferredSize(new Dimension( (int)(Toolkit.getDefaultToolkit().getScreenSize().getWidth()/5)
,(int)(Toolkit.getDefaultToolkit().getScreenSize().getHeight()/2.1)));
jspDimAndFuncTree = new JSplitPane( JSplitPane.VERTICAL_SPLIT