private Composite createFileTreeArea(Composite parent) {
Composite top = new Composite(parent, SWT.NULL);
top.setLayout(new FormLayout());
fileBar = new ConfigFileBar(top, SWT.NULL);
Composite tree = createModePropertyTree(top);
fileBar.getNewFileButton().addSelectionListener(this);
fileBar.getDeleteFileButton().addSelectionListener(this);
FormData layoutData = new FormData();
layoutData.top = new FormAttachment(0, 0);
layoutData.left = new FormAttachment(0, 5);
layoutData.right = new FormAttachment(100, -5);
fileBar.setLayoutData(layoutData);
layoutData = new FormData();
layoutData.top = new FormAttachment(fileBar, 3);
layoutData.left = new FormAttachment(0, 5);
layoutData.right = new FormAttachment(100, -5);
layoutData.bottom = new FormAttachment(100, 5);
tree.setLayoutData(layoutData);
return top;
}
