Bug 42143 Dialogs for source actions do not use dialog font [dialogs]
select a cu in package explorer context menu "Source": "Override/Implement methods..." "Generate Getters and Setters..." "Generate Delegate methods..." "Add constructor from superclass..." "Generate constructor using fields..."
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/GenerateNewConstructorUsingFieldsAction.java
fOmitSuperButton.setSelection(isOmitSuper());
			
			fOmitSuperButton.setEnabled(getSuperConstructorChoice().getNumberOfParameters() == 0);
			GridData gd= new GridData(GridData.HORIZONTAL_ALIGN_FILL);
			gd.horizontalSpan= 2;
			fOmitSuperButton.setLayoutData(gd);
			return omitSuperComposite;
		}
		protected Composite createSelectionButtons(Composite composite) {
			Composite buttonComposite= super.createSelectionButtons(composite);
			GridLayout layout= new GridLayout();
			buttonComposite.setLayout(layout);
			createUpDownButtons(buttonComposite);
			layout.marginHeight= 0;
			layout.marginWidth= 0;
			layout.numColumns= 1;
			return buttonComposite;
		}
		protected void createUpDownButtons(Composite buttonComposite) {
			int numButtons= 2; 
			fButtonControls= new Button[numButtons];
			fButtonsEnabled= new boolean[numButtons];
			fButtonControls[UP_INDEX]= createButton(buttonComposite, UP_BUTTON, ActionMessages.getString("GenerateConstructorUsingFieldsSelectionDialog.up_button"), false); 	
			fButtonControls[DOWN_INDEX]= createButton(buttonComposite, DOWN_BUTTON, ActionMessages.getString("GenerateConstructorUsingFieldsSelectionDialog.down_button"), false); 			
			boolean defaultState= false;
			fButtonControls[UP_INDEX].setEnabled(defaultState);
			fButtonControls[DOWN_INDEX].setEnabled(defaultState);
			fButtonsEnabled[UP_INDEX]= defaultState;
			fButtonsEnabled[DOWN_INDEX]= defaultState;
		}