Time for action – adding the view menu

The next step is to add the view menu, which is the drop-down menu shown by the triangle in the top-right of the original view. Adding this takes the same pattern as before, but the drop-down menu requires an additional tag to be shown as a view menu.

1. Add a method createViewMenu in the SampleView class. Add a call to the createPartControl method so that it is called when the view is created.

2. In the createViewMenu method, create an instance of MMenu using MMenuFactory.INSTANCE.createMenu().

3. Add the menu to the part using part.getMenus().add(menu).

4. To configure the menu as a view menu, add a tag ViewMenu using menu.getTags().add("ViewMenu").

5. As with toolbar items, a menu item can either be handled or direct. A direct menu item is associated directly with a handler implementation class. Create a direct menu item with MMenuFactory.INSTANCE.createDirectMenuItem() and store it in a local field one. Set the tooltip and label appropriately, and use the same icon...