Java Item类代码示例

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
@FXML
void initialize() {
	Callback<Item, PropertyEditor<?>> oldFactory = propertySheet.getPropertyEditorFactory();
	propertySheet.setPropertyEditorFactory(new Callback<PropertySheet.Item, PropertyEditor<?>>() {
		@Override
		public PropertyEditor<?> call(PropertySheet.Item item) {
			if (item.getValue() instanceof Image) {
				return ImagePropertyEditor.createImageEditor(item);
			}

			return oldFactory.call(item);
		}
	});
	customCssArea.textProperty().addListener(new ChangeListener<String>() {
		@Override
		public void changed(ObservableValue<? extends String> observable, String oldValue, String newValue) {
			if (newValue != null) {
				getProject().setCss(newValue);
				MainWindow.touch();
				queuePreviewUpdate();
			}
		}
	});

	updateFields();
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
public DirectoryEditor(Item property, TextField control) {
	super(property, control, true);
	control.setOnMouseClicked(e -> {
		if (e.getClickCount() > 1) {
			e.consume();
			File dirNew = QuPathGUI.getDialogHelperForParent(control).promptForDirectory(getValue());
			if (dirNew != null)
				setValue(dirNew);
		}
	});
	if (property.getDescription() != null)
		control.setTooltip(new Tooltip(property.getDescription()));
	
	// Bind to the text property
	if (property instanceof DirectoryPropertyItem) {
		control.textProperty().bindBidirectional(((DirectoryPropertyItem)property).prop);
	}
	value = Bindings.createObjectBinding(() -> {
		String text = control.getText();
		if (text == null || text.trim().isEmpty() || !new File(text).isDirectory())
			return null;
		else
			return new File(text);
		}, control.textProperty());
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
@Override
public PropertyEditor<?> call(PropertySheet.Item item) {

  if (!(item instanceof Parameter))
    throw new IllegalArgumentException(
        "This ParameterEditorFactory can be only used for Parameter instances");

  PropertyEditor<?> editor = super.call(item);

  // Save the reference for the editor
  editorsMap.put(item, editor);

  if (editor instanceof ParameterEditor) {
    addValidator(validationSupport, (Parameter<?>) item, (ParameterEditor<?>) editor);
  }

  return editor;
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
public static PropertyEditor<?> createImageEditor(Item property) {
	return new AbstractPropertyEditor<Image, ImagePropertyEditor>(property, new ImagePropertyEditor()) {
		@Override
		protected ObjectProperty<Image> getObservableValue() {
			return getEditor().valueProperty();
		}

		@Override
		public void setValue(Image value) {
			getEditor().setValue(value);
		}
	};

}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
public void propertyCopy2(Node from, Node to) {
	ObservableList<Item> properties = BeanPropertyUtils.getProperties(from);
	ObservableList<Item> properties2 = BeanPropertyUtils.getProperties(from);

	properties.forEach(item -> {
		// System.out.println(item.getCategory() + "/ name :  " +
		// item.getName() + " value : " + item.getValue());

			setProperty(to, item.getName(), item.getValue());
		});
	properties2.addAll(properties);

}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
@Override
		public PropertyEditor<?> call(Item item) {
			if (item.getType() == File.class) {
				return new DirectoryEditor(item, new TextField());
			}
			if (item instanceof ChoicePropertyItem) {
				return Editors.createChoiceEditor(item, ((ChoicePropertyItem<?>)item).getChoices());
			}
//			// This doesn't work...
//			if (item.getType() == Double.class) {
//				return new DoubleEditor(item, new TextField(), true);
//			}
			return super.call(item);
		}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
/**
 * Save export preferences for another occasion.
 * 
 * @param items
 * @param name
 * @throws IOException
 */
static void saveExportPreferences(final List<Item> items, final String name) throws IOException {
	Map<String, Serializable> map = getPreferenceMap(items);
	try (ByteArrayOutputStream b = new ByteArrayOutputStream()){
		try (ObjectOutputStream o = new ObjectOutputStream(b)){
			o.writeObject(map);
		}
		byte[] bytes = b.toByteArray();
		PathPrefs.getUserPreferences().putByteArray(EXPORT_CHART_PREFS_KEY + name, bytes);
	}
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
/**
 * Load & apply previously-saved preferences
 * 
 * @param items
 * @param name
 * @throws IOException
 */
static boolean loadExportPreferences(final List<Item> items, final String name) throws IOException, ClassNotFoundException {

	byte[] prefsArray = PathPrefs.getUserPreferences().getByteArray(EXPORT_CHART_PREFS_KEY + name, null);
	if (prefsArray == null)
		return false;

	Map<?, ?> map = null;
	try (ByteArrayInputStream b = new ByteArrayInputStream(prefsArray)){
		try (ObjectInputStream o = new ObjectInputStream(b)){
			Object object = o.readObject();
			if (object instanceof Map)
				map = (Map<?, ?>)object;
		}
	}
	if (map == null)
		return false;
	
	int count = 0;
	for (Item item : items) {
		// Don't want to load Series properties - these might vary
		if ("Series".equals(item.getCategory()))
			continue;
		Object value = map.get(item.getName());
		if (value != null) {
			item.setValue(value);
			count++;
		}
	}
	logger.debug("{} preferences set", count);

	return true;
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
/**
 * Get a map representing all the current export preferences with Serializable values.
 * 
 * @param items
 * @return
 */
static Map<String, Serializable> getPreferenceMap(final List<Item> items) {
	Map<String, Serializable> prefsMap = new LinkedHashMap<>();
	for (Item item : items) {
		String name = item.getName();
		Object value = item.getValue();
		if (value instanceof Serializable)
			prefsMap.put(name, (Serializable)value);
	}
	return prefsMap;
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
private void handleAction(ActionEvent ae) {

		// retrieving bean properties may take some time
		// so we have to put it on separate thread to keep UI responsive
		Service<?> service = new Service<ObservableList<Item>>() {

			@Override
			protected Task<ObservableList<Item>> createTask() {
				return new Task<ObservableList<Item>>() {
					@Override
					protected ObservableList<Item> call() throws Exception {
						return bean == null ? null : getProperties(bean);
					}
				};
			}

		};
		service.setOnSucceeded(new EventHandler<WorkerStateEvent>() {

			@SuppressWarnings("unchecked")
			@Override
			public void handle(WorkerStateEvent e) {
				ObservableList<Item> items = (ObservableList<Item>) e.getSource().getValue();
				if (items != null) {
					try {
						propertySheet.getItems().setAll(items.filtered((v) -> v != null));
					} catch (Exception exc) {
						//exc.printStackTrace();
						propertySheet.getItems().clear();
					}
				} else {
					propertySheet.getItems().clear();
				}
			}
		});
		service.start();

	}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
/**
 * Given a JavaBean, this method will return a list of {@link Item} intances,
 * which may be directly placed inside a {@link PropertySheet} (via its
 * {@link PropertySheet#getItems() items list}.
 *
 * @param bean The JavaBean that should be introspected and be editable via
 *      a {@link PropertySheet}.
 * @return A list of {@link Item} instances representing the properties of the
 *      JavaBean.
 */
public static ObservableList<Item> getProperties(final Object bean) {
	ObservableList<Item> list = FXCollections.observableArrayList();

	try {
		BeanInfo beanInfo = Introspector.getBeanInfo(bean.getClass(), Object.class);
		for (PropertyDescriptor p : beanInfo.getPropertyDescriptors()) {
			if (isProperty(p) && !p.isHidden()) {
				BeanProperty bp = new BeanProperty(bean, p);
				bp.setEditable(p.getWriteMethod() != null);
				list.add(bp);
			}
		}
		if (bean instanceof Spatial) {
			Spatial sp = (Spatial)bean;
			for(String key : sp.getUserDataKeys()) {
				list.add(new BasicItem("UserData", key, sp.getUserData(key)));
			}
			for(int i = 0; i < sp.getNumControls(); i++){
				Control ctrl = sp.getControl(i);
				list.add(new BasicItem("Controls", ctrl.getClass().getSimpleName(), ctrl));
			}
			for(int i = 0; i < sp.getLocalLightList().size(); i++){
				Light light = sp.getLocalLightList().get(i);
				list.add(new BasicItem("Light", light.getClass().getSimpleName(), light));
			}
		}
	} catch (IntrospectionException e) {
		e.printStackTrace();
	}

	return list;
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
private ObservableList<Item> getProperties(T bean) {
    ObservableList<Item> properties = BeanPropertyUtils.getProperties(bean);
    List<String> fields = Arrays.stream(bean.getClass().getDeclaredFields())
            .map(Field::getName)
            .collect(Collectors.toList());
    properties.sort(Comparator.comparing(p -> fields.indexOf(((BeanProperty) p).getName())));
    return properties;
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
@Override
public ObservableList<Item> getPropertySheetItems() {
    ObservableList<Item> items = super.getPropertySheetItems();

    items.add(new Item() {
        @Override
        public void setValue(Object value) {
            setEndField((boolean) value);
        }

        @Override
        public Object getValue() {
            return isEndField();
        }

        @Override
        public Class<?> getType() {
            return Boolean.class;
        }

        @Override
        public Optional<ObservableValue<?>> getObservableValue() {
            return Optional.of(endFieldProperty());
        }

        @Override
        public String getName() {
            return "End Field";
        }

        @Override
        public String getDescription() {
            return "Indicates this field is used for te end value";
        }

        @Override
        public String getCategory() {
            return TIME_RANGE_FIELD_CATEGORY;
        }
    });

    return items;
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
@Override
public ObservableList<Item> getPropertySheetItems() {
    ObservableList<Item> items = super.getPropertySheetItems();

    items.add(new Item() {

        @Override
        public Optional<ObservableValue<?>> getObservableValue() {
            return Optional.of(numberOfDaysProperty());
        }

        @Override
        public void setValue(Object value) {
            setNumberOfDays((Integer) value);
        }

        @Override
        public Object getValue() {
            return getNumberOfDays();
        }

        @Override
        public Class<?> getType() {
            return Integer.class;
        }

        @Override
        public String getName() {
            return "Number of Days"; //$NON-NLS-1$
        }

        @Override
        public String getDescription() {
            return "Number of Days"; //$NON-NLS-1$
        }

        @Override
        public String getCategory() {
            return WEEK_DAY_HEADER_VIEW_CATEGORY;
        }
    });

    return items;
}
 

import org.controlsfx.control.PropertySheet.Item; //导入依赖的package包/类
@Override
public ObservableList<Item> getPropertySheetItems() {
    ObservableList<Item> items = super.getPropertySheetItems();

    items.add(new Item() {
        @Override
        public Optional<ObservableValue<?>> getObservableValue() {
            return Optional.of(showWeekNumbersProperty());
        }

        @Override
        public void setValue(Object value) {
            setShowWeekNumbers((boolean) value);
        }

        @Override
        public Object getValue() {
            return isShowWeekNumbers();
        }

        @Override
        public Class<?> getType() {
            return Boolean.class;
        }

        @Override
        public String getName() {
            return "Show Week Numbers"; //$NON-NLS-1$
        }

        @Override
        public String getDescription() {
            return "Show or hide the week numbers"; //$NON-NLS-1$
        }

        @Override
        public String getCategory() {
            return MONTH_VIEW_CATEGORY;
        }
    });

    return items;
}