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
super(title, image);
	}
	/**
	 * Computes the size for this page's UI control.
	 * <p>
	 * The default implementation of this <code>IPreferencePage</code>
	 * method returns the size set by <code>setSize</code>; if no size
	 * has been set, but the page has a UI control, the framework
	 * method <code>doComputeSize</code> is called to compute the size.
	 * </p>
	 *
	 * @return the size of the preference page encoded as
	 *   <code>new Point(width,height)</code>, or 
	 *   <code>(0,0)</code> if the page doesn't currently have any UI component
	 */
	public Point computeSize() {
		if (size != null)
			return size;
		Control control = getControl();
		if (control != null) {
			size = doComputeSize();
			return size;
		}
		return new Point(0, 0);
	}
	/**
	 * Contributes additional buttons to the given composite.
	 * <p>
	 * The default implementation of this framework hook method does
	 * nothing. Subclasses should override this method to contribute buttons