private void initialize() {
final Map<ComponentCategory, DescriptorMenu> descriptorMenus =
new HashMap<ComponentCategory, DescriptorMenu>();
// build sub menus
{
for (E descriptor : _descriptors) {
Set<ComponentCategory> componentCategories = descriptor.getComponentCategories();
for (ComponentCategory componentCategory : componentCategories) {
DescriptorMenu menu = descriptorMenus.get(componentCategory);
if (menu == null) {
menu = new DescriptorMenu(componentCategory);
descriptorMenus.put(componentCategory, menu);
}
menu.addComponentClass(descriptor.getComponentClass());
}
}
}
{
// place sub menus
List<DescriptorMenu> sortedMenus = CollectionUtils2.sorted(descriptorMenus.values());
for (DescriptorMenu descriptorMenu : sortedMenus) {
int count = descriptorMenu.getComponentClassCount();
if (count <= 1) {
// disregard categories with only a single component in
// them!
ComponentCategory category = descriptorMenu.getComponentCategory();
logger.info(
"Disregarding menu for category '{}' because of too few components ({})",
category,
count);
descriptorMenus.remove(category);
} else {
// add menu
add(descriptorMenu);
}
}
}
// place items that are not in any submenus
{
for (final E descriptor : _descriptors) {
boolean placedInSubmenu = false;
Class<?> componentClass = descriptor.getComponentClass();
JMenuItem menuItem = createMenuItem(descriptor);
if (menuItem != null) {
for (DescriptorMenu descriptorMenu : descriptorMenus.values()) {
if (descriptorMenu.containsComponentClass(componentClass)) {
descriptorMenu.add(menuItem);
placedInSubmenu = true;
// create a new menu item (or else it will be moved
// instead of added.
menuItem = createMenuItem(descriptor);
}
}
if (!placedInSubmenu) {
// add menu item
add(menuItem);
}
}
}
}
// disregard WriteDataCategory
DescriptorMenu writeDataMenu = descriptorMenus.get(new WriteDataCategory());
if (writeDataMenu != null) {
remove(writeDataMenu);
}
}
public DescriptorPopupMenu(Collection<? extends E> descriptors) {
_descriptors = CollectionUtils2.sorted(descriptors, new DisplayNameComparator());
initialize();
}
