Bug 189847 [DND] Combo/Text on Linux does not fire Drop event.
examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/DNDExample.java
dragWidgetGroup.setLayoutData(data);
	
	data = new FormData();
	data.top = new FormAttachment(dragWidgetGroup, 10);
	data.left = new FormAttachment(0, 10);
	data.right = new FormAttachment(50, -10);
	data.bottom = new FormAttachment(100, -10);
	cLeft.setLayoutData(data);
	data = new FormData();
	data.top = new FormAttachment(0, 10);
	data.left = new FormAttachment(cLeft, 10);
	dropLabel.setLayoutData(data);
	
	data = new FormData();
	data.top = new FormAttachment(dropLabel, 10);
	data.left = new FormAttachment(cLeft, 10);
	data.right = new FormAttachment(100, -10);
	data.height = height;
	dropWidgetGroup.setLayoutData(data);
	
	data = new FormData();
	data.top = new FormAttachment(dropWidgetGroup, 10);
	data.left = new FormAttachment(cLeft, 10);
	data.right = new FormAttachment(100, -10);
	data.bottom = new FormAttachment(100, -10);
	cRight.setLayoutData(data);
		
	sc.setMinSize(parent.computeSize(SWT.DEFAULT, SWT.DEFAULT));
	sc.setExpandHorizontal(true);
	sc.setExpandVertical(true);