Bug 182505 [FieldAssist] API - ContentProposalAdapter needs hasProposalPopupFocus() method
Please implement a method ContentProposalAdapter.hasProposalPopupFocus() like org.eclipse.jface.text.contentassist.ContentAssistant.hasProposalPopupFocus(). The method should return a boolean whether the content assistant proposal popup has the focus or not.
bundles/org.eclipse.jface/src/org/eclipse/jface/fieldassist/ContentProposalAdapter.java
isEnabled = enabled;
	}
	/**
	 * Add the specified listener to the list of content proposal listeners that
	 * are notified when content proposals are chosen.
	 * </p>
	 * 
	 * @param listener
	 *            the IContentProposalListener to be added as a listener. Must
	 *            not be <code>null</code>. If an attempt is made to register
	 *            an instance which is already registered with this instance,
	 *            this method has no effect.
	 * 
	 * @see org.eclipse.jface.fieldassist.IContentProposalListener
	 */
	public void addContentProposalListener(IContentProposalListener listener) {
		proposalListeners.add(listener);
	}
	/**
	 * Removes the specified listener from the list of content proposal
	 * listeners that are notified when content proposals are chosen.
	 * </p>
	 * 
	 * @param listener
	 *            the IContentProposalListener to be removed as a listener. Must
	 *            not be <code>null</code>. If the listener has not already
	 *            been registered, this method has no effect.
	 * 
	 * @since 3.3
	 * @see org.eclipse.jface.fieldassist.IContentProposalListener