Bug 33488 [Preferences] [Help] F1 help should always give help about the selected page
build I20030227 - Window / Preferences - focus is in tree at left - F1 - it gives you help about the dialog, not the selected page - give the selected page focus - F1 - it gives you help about the page F1 should always give you help about the selected page. It should also give help about the dialog at the same time, if possible (e.g. a link for the page, and a link for the dialog).
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferencePage.java
return getControl().computeSize(SWT.DEFAULT, SWT.DEFAULT, true);
	}
	/**
	 * Returns the preference store of this preference page.
	 * <p>
	 * This is a framework hook method for subclasses to return a
	 * page-specific preference store. The default implementation
	 * returns <code>null</code>.
	 * </p>
	 *
	 * @return the preference store, or <code>null</code> if none
	 */
	protected IPreferenceStore doGetPreferenceStore() {
		return null;
	}
	/**
	 * Returns the container of this page.
	 *
	 * @return the preference page container, or <code>null</code> if this
	 *   page has yet to be added to a container
	 */
	public IPreferencePageContainer getContainer() {
		return (IPreferencePageContainer) container;
	}
	/**
	 * Returns the preference store of this preference page.
	 *
	 * @return the preference store , or <code>null</code> if none
	 */
	public IPreferenceStore getPreferenceStore() {