Bug 5492 Open in Hierarchy method list is enabled even when nothing is selected
206 1) Ensure no item is selected in the hierachy view's member list 2) Right click - not on an item 3) Open is present and enabled 4) Select Open, nothing happens
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/MethodsViewer.java
});
				
		fFilter= new MethodsViewerFilter();
		
		
		String title= TypeHierarchyMessages.getString("MethodsViewer.hide_fields.label"); 
		String helpContext= IJavaHelpContextIds.FILTER_FIELDS_ACTION;
		MethodsViewerFilterAction hideFields= new MethodsViewerFilterAction(this, title, MethodsViewerFilter.FILTER_FIELDS, helpContext, false);
		hideFields.setDescription(TypeHierarchyMessages.getString("MethodsViewer.hide_fields.description")); 
		hideFields.setToolTipChecked(TypeHierarchyMessages.getString("MethodsViewer.hide_fields.tooltip.checked")); 
		hideFields.setToolTipUnchecked(TypeHierarchyMessages.getString("MethodsViewer.hide_fields.tooltip.unchecked")); 
		JavaPluginImages.setLocalImageDescriptors(hideFields, "fields_co.gif"); 
		
		
		title= TypeHierarchyMessages.getString("MethodsViewer.hide_static.label"); 
		helpContext= IJavaHelpContextIds.FILTER_STATIC_ACTION;
		MethodsViewerFilterAction hideStatic= new MethodsViewerFilterAction(this, title, MethodsViewerFilter.FILTER_STATIC, helpContext, false);
		hideStatic.setDescription(TypeHierarchyMessages.getString("MethodsViewer.hide_static.description")); 
		hideStatic.setToolTipChecked(TypeHierarchyMessages.getString("MethodsViewer.hide_static.tooltip.checked")); 
		hideStatic.setToolTipUnchecked(TypeHierarchyMessages.getString("MethodsViewer.hide_static.tooltip.unchecked")); 
		JavaPluginImages.setLocalImageDescriptors(hideStatic, "static_co.gif"); 
		
		
		title= TypeHierarchyMessages.getString("MethodsViewer.hide_nonpublic.label"); 
		helpContext= IJavaHelpContextIds.FILTER_PUBLIC_ACTION;
		MethodsViewerFilterAction hideNonPublic= new MethodsViewerFilterAction(this, title, MethodsViewerFilter.FILTER_NONPUBLIC, helpContext, false);
		hideNonPublic.setDescription(TypeHierarchyMessages.getString("MethodsViewer.hide_nonpublic.description")); 
		hideNonPublic.setToolTipChecked(TypeHierarchyMessages.getString("MethodsViewer.hide_nonpublic.tooltip.checked")); 
		hideNonPublic.setToolTipUnchecked(TypeHierarchyMessages.getString("MethodsViewer.hide_nonpublic.tooltip.unchecked")); 
		JavaPluginImages.setLocalImageDescriptors(hideNonPublic, "public_co.gif");