Bug 64760 add SINGLE/MULTI radios to ControlExample - Dialog tab - File Dialog Styles
should probably add a horizontal separator below the SWT.OPEN radio, then the SINGLE and MULTI radios below
examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/DialogTab.java
gridData.horizontalSpan = 2;
		dialogStyleGroup.setLayoutData (gridData);
		dialogStyleGroup.setText (ControlExample.getResourceString("Dialog_Type"));
	}
	
	/**
	 * Creates the "Control" widget children.
	 */
	void createControlWidgets () {
	
		
		String [] strings = {
			ControlExample.getResourceString("ColorDialog"), 
			ControlExample.getResourceString("DirectoryDialog"),
			ControlExample.getResourceString("FileDialog"),
			ControlExample.getResourceString("FontDialog"),
			ControlExample.getResourceString("PrintDialog"),
			ControlExample.getResourceString("MessageBox"),
		};
		dialogCombo = new Combo (dialogStyleGroup, SWT.READ_ONLY);
		dialogCombo.setItems (strings);
		dialogCombo.setText (strings [0]);
	
		
		Button createButton = new Button(dialogStyleGroup, SWT.NONE);
		createButton.setText (ControlExample.getResourceString("Create_Dialog"));
		createButton.setLayoutData (new GridData(GridData.HORIZONTAL_ALIGN_CENTER));
	
		
		Group buttonStyleGroup = new Group (controlGroup, SWT.NONE);