Package com.vaadin.data

Examples of com.vaadin.data.Item$PropertySetChangeListener

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    public class MyNewItemHandler implements AbstractSelect.NewItemHandler {
        @Override
        public void addNewItem(String newItemCaption) {
            // here could be db insert or other backend operation
            Integer id = new Integer(sequence++);
            Item item = select.addItem(id);
            item.getItemProperty("CAPTION").setValue(
                    id.toString() + ": " + newItemCaption);
            select.setValue(id);
        }
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        s1.addListener((PropertySetChangeListener) this);
        s1.addListener((ItemSetChangeListener) this);
        s1.addListener((ValueChangeListener) this);
        s1.addListener((ValueChangeListener) this);

        Item i = s1.getItem("second");
        for (Iterator<?> it = i.getItemPropertyIds().iterator(); it.hasNext();) {
            Object o = it.next();
            System.out.println("[" + o + "]");
        }

    }
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        String id2 = "com.example.Test2";
        String id3 = "com.example.Other";

        // perform operations while filtering container

        Item item;

        initializeContainer(container);
        counter.reset();
        // passes filter
        item = container.addItem(id1);
        // no event if filtered out
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id1);
        counter.assertOnce();
        // passes filter but already in the container
        item = container.addItem(id1);
        counter.assertNone();

        initializeContainer(container);
        counter.reset();
        // passes filter after change
        item = container.addItemAt(0, id1);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id1);
        counter.assertOnce();
        item = container.addItemAt(container.size(), id2);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id2);
        counter.assertOnce();
        // passes filter but already in the container
        item = container.addItemAt(0, id1);
        counter.assertNone();
        item = container.addItemAt(container.size(), id2);
        counter.assertNone();

        initializeContainer(container);
        counter.reset();
        // passes filter
        item = container.addItemAfter(null, id1);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id1);
        counter.assertOnce();
        item = container.addItemAfter(container.lastItemId(), id2);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id2);
        counter.assertOnce();
        // passes filter but already in the container
        item = container.addItemAfter(null, id1);
        counter.assertNone();
        item = container.addItemAfter(container.lastItemId(), id2);
        counter.assertNone();

        // does not pass filter

        // TODO implement rest

        initializeContainer(container);
        counter.reset();
        item = container.addItemAfter(null, id3);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id3);
        counter.assertNone();

        initializeContainer(container);
        counter.reset();
        item = container.addItemAfter(container.firstItemId(), id3);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id3);
        counter.assertNone();

        initializeContainer(container);
        counter.reset();
        item = container.addItemAfter(container.lastItemId(), id3);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id3);
        counter.assertNone();

        initializeContainer(container);
        counter.reset();
        item = container.addItemAt(0, id3);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id3);
        counter.assertNone();

        initializeContainer(container);
        counter.reset();
        item = container.addItemAt(1, id3);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id3);
        counter.assertNone();

        initializeContainer(container);
        counter.reset();
        item = container.addItemAt(container.size(), id3);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id3);
        counter.assertNone();

        // passes filter

        initializeContainer(container);
        counter.reset();
        item = container.addItem(id1);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id1);
        counter.assertOnce();
        container.removeItem(id1);
        counter.assertOnce();
        // already removed
        container.removeItem(id1);
        counter.assertNone();

        item = container.addItem(id3);
        counter.assertNone();
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id3);
        counter.assertNone();
        // not visible
        container.removeItem(id3);
        counter.assertNone();

        // remove all

        initializeContainer(container);
        item = container.addItem(id1);
        item.getItemProperty(FULLY_QUALIFIED_NAME).setValue(id1);
        counter.reset();
        container.removeAllItems();
        counter.assertOnce();
        // no visible items
        container.removeAllItems();
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        IndexedContainer ic = new IndexedContainer();
        ic.addContainerProperty("prop1", String.class, null);
        Object id = ic.addItem();
        ic.getItem(id).getItemProperty("prop1").setValue("1");

        Item item2 = ic.addItem("item2");
        item2.getItemProperty("prop1").setValue("2");

        serializeAndDeserialize(ic);
    }
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        final TreeTable tt = new TreeTable();
        tt.setWidth("400px");
        tt.addContainerProperty(CAPTION, String.class, "");
        for (int i = 0; i < 20; i++) {
            String id = "Root " + i;
            Item item = tt.addItem(id);
            item.getItemProperty(CAPTION).setValue(id);
            addChildren(tt, id, 5, 2);
        }

        tt.setSelectable(true);
        tt.setImmediate(true);
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            return;
        }

        for (int i = 1; i <= nr; i++) {
            String id = parentId + "/" + i;
            Item item = tt.addItem(id);
            item.getItemProperty(CAPTION).setValue(id);
            tt.setParent(id, parentId);
            addChildren(tt, id, nr, maxNesting - 1);
        }

    }
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        }

        protected void setCurrentEntity(Topping entity) {
            form.setVisible(entity != null);
            if (entity != null) {
                Item item = table.getItem(entity.getId());
                if (item == null) {
                    item = new BeanItem<Topping>(entity);
                }
                form.setItemDataSource(item, Collections.singleton("name"));
            } else {
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        container.addContainerProperty(COLUMN1_PROPERTY_ID, String.class, "");
        container.addContainerProperty(COLUMN2_PROPERTY_ID, String.class, "");
        container.addContainerProperty(COLUMN3_PROPERTY_ID, String.class, "");

        for (int i = 0; i < 100; i++) {
            Item item = container.addItem("item " + i);
            item.getItemProperty(COLUMN1_PROPERTY_ID).setValue("first" + i);
            item.getItemProperty(COLUMN2_PROPERTY_ID).setValue("middle" + i);
            item.getItemProperty(COLUMN3_PROPERTY_ID).setValue("last" + i);
        }

        return container;
    }
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        container.addContainerProperty("col1", String.class, "");
        container.addContainerProperty("col2", String.class, "");
        container.addContainerProperty("col3", String.class, "");

        for (int i = 0; i < 100; i++) {
            Item item = container.addItem("item " + i);
            item.getItemProperty("col1").setValue("first" + i);
            item.getItemProperty("col2").setValue("middle" + i);
            item.getItemProperty("col3").setValue("last" + i);
        }

        return container;
    }
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        }

        public void loadTable(int itemNumber) {
            table.removeAllItems();
            for (int j = 0; j < itemNumber; j++) {
                Item rowItem = table.addItem(j);
                if (rowItem != null) {
                    for (int i = 0; i < columns.length; i++) {
                        rowItem.getItemProperty(columns[i]).setValue(
                                "Value" + j);
                    }
                }
            }
        }
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