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
* Gets the text of package field.
	 */
	public String getPackageText() {
		return fPackageDialogField.getText();
	}
	/**
	 * Gets the text of enclosing type field.
	 */	
	public String getEnclosingTypeText() {
		return fEnclosingTypeDialogField.getText();
	}	
	
	
	/**
	 * Returns the package fragment corresponding to the current input.
	 * @return Returns <code>null</code> if the input could not be resolved.
	 */
	public IPackageFragment getPackageFragment() {
		if (!isEnclosingTypeSelected()) {
			return fCurrPackage;
		} else {
			if (fCurrEnclosingType != null) {
				return fCurrEnclosingType.getPackageFragment();
			}
		}
		return null;
	}
	
	/**
	 * Sets the package fragment.