Bug 155650 [Preferences] Accessibility: Tab can't access to the "Forward to..." Split button on Preferences window
Steps to reproduce bug: 1.Launch Eclipse 3.2. 2.Goto Preferences window. 3.Select 'Java' (or anyother) on the left pane. 4.Then select 'Help' (or anyother) on the left pane. 5.Click the right-top split button 'Back to Java'. 6.Use Tab Key to access to navigate the control. DEFECT: Notice that you cannot navigate to the navigation-split button.
bundles/org.eclipse.jface/src/org/eclipse/jface/action/ToolBarManager.java
update(false);
			
			toolBar.getAccessible().addAccessibleListener(getAccessibleListener());
		}
		return toolBar;
	}
	/**
	 * Get the accessible listener for the tool bar.
	 * 
	 * @return AccessibleListener
	 * 
	 * @since 3.1
	 */
	private AccessibleListener getAccessibleListener() {
		return new AccessibleAdapter() {
			public void getName(AccessibleEvent e) {
				if (e.childID != ACC.CHILDID_SELF) {
					ToolItem item = toolBar.getItem(e.childID);
					if (item != null) {
						String toolTip = item.getToolTipText();
						if (toolTip != null) {
							e.result = toolTip;
						}
					}
				}
			}
		};
	}
	/**
	 * Disposes of this tool bar manager and frees all allocated SWT resources.