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
}
			refresh();
			adjustTableColumnSize();
			
		} catch (JavaModelException e) {
			ExceptionHandler.handle(e, getControl().getShell(), TypeHierarchyMessages.getString("MethodsViewer.toggle.error.title"), TypeHierarchyMessages.getString("MethodsViewer.toggle.error.message")); 
		}
	}
	
	private void adjustTableColumnSize() {
		if (fTableColumn != null && !fTableColumn.isDisposed()) {
			fTableColumn.pack();
		}		
	}
	
	/*
	 * @see Viewer#inputChanged(Object, Object)
	 */
	protected void inputChanged(Object input, Object oldInput) {
		super.inputChanged(input, oldInput);
		adjustTableColumnSize();		
	}
	
	/**
	 * Returns <code>true</code> if inherited methods are shown.
	 */	
	public boolean isShowInheritedMethods() {
		return ((MethodsContentProvider) getContentProvider()).isShowInheritedMethods();
	}
	/**