Bug 272616 GB18030: 4-byte GB18030 displayed as ? in SWT Clipboard RTFTransfer.
examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/clipboard/ClipboardExample.java
public void widgetSelected(SelectionEvent e) {
			text.cut();
		}
	});
	b = new Button(parent, SWT.PUSH);
	b.setText("Copy");
	b.addSelectionListener(new SelectionAdapter() {
		public void widgetSelected(SelectionEvent e) {
			text.copy();
		}
	});
	b = new Button(parent, SWT.PUSH);
	b.setText("Paste");
	b.addSelectionListener(new SelectionAdapter() {
		public void widgetSelected(SelectionEvent e) {
			text.paste();
		}
	});
	text = new Text(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
	GridData data = new GridData(GridData.FILL_HORIZONTAL);
	data.heightHint = data.widthHint = SIZE;
	text.setLayoutData(data);
	
	l = new Label(parent, SWT.NONE);
	l.setText("Combo:");
	b = new Button(parent, SWT.PUSH);
	b.setText("Cut");
	b.addSelectionListener(new SelectionAdapter() {
		public void widgetSelected(SelectionEvent e) {
			combo.cut();