instPreview.getTableViewer().getTable().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
instPreview.setContentProvider(new ActiveInstructionPreviewContentProvider(instPreview.getTableViewer()));
}
instPreview.getTableViewer().getTable().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
instPreview.setContentProvider(new ActiveInstructionPreviewContentProvider(instPreview.getTableViewer()));
}