Bug 9304 new class wizard: incorrect terminology used
1. new class wizard 2. press Add.. in interfaces 3. the dialog you see has a title 'Extended Interfaces Selection' this is incorrect - it should be 'Implemented Interfaces Selection' (this bug was pointed out on the wsad newsgroup)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/TypePage.java
protected void createEnclosingTypeControls(Composite composite, int nColumns) {
		
		Composite tabGroup= new Composite(composite, SWT.NONE);
		MGridLayout layout= new MGridLayout();
		layout.marginWidth= 0;
		layout.marginHeight= 0;
 		tabGroup.setLayout(layout);
		fEnclosingTypeSelection.doFillIntoGrid(tabGroup, 1);
		Control c= fEnclosingTypeDialogField.getTextControl(composite);
		MGridData gd= new MGridData(MGridData.FILL_HORIZONTAL);
		gd.widthHint= getMaxFieldWidth();
		gd.horizontalSpan= 2;
		c.setLayoutData(gd);
		
		Button button= fEnclosingTypeDialogField.getChangeControl(composite);
		gd= new MGridData(MGridData.HORIZONTAL_ALIGN_FILL);
		gd.heightHint = SWTUtil.getButtonHeigthHint(button);
		gd.widthHint = SWTUtil.getButtonWidthHint(button);
		button.setLayoutData(gd);
	}	
	/**
	 * Creates the controls for the type name field.
	 * @param composite The parent composite
	 * @param nColumns Number of columns to span
	 */		
	protected void createTypeNameControls(Composite composite, int nColumns) {
		fTypeNameDialogField.doFillIntoGrid(composite, nColumns - 1);
		DialogField.createEmptySpace(composite);
		
		LayoutUtil.setWidthHint(fTypeNameDialogField.getTextControl(null), getMaxFieldWidth());