Package com.vaadin.ui

Examples of com.vaadin.ui.Tree.addItem()

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        RichTextArea filler2 = new RichTextArea();
        Tree tree = new Tree();
        for (int i = 0; i < 20; i++) {
            String parentId = "Item " + i;
            // Item parentItem =
            tree.addItem(parentId);
            for (int j = 0; j < 20; j++) {
                String subId = "Item " + i + " - " + j;
                // Item subItem =
                tree.addItem(subId);
                tree.setParent(subId, parentId);
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            // Item parentItem =
            tree.addItem(parentId);
            for (int j = 0; j < 20; j++) {
                String subId = "Item " + i + " - " + j;
                // Item subItem =
                tree.addItem(subId);
                tree.setParent(subId, parentId);
            }

        }
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        l.setMargin(true);
        l.setCaption("Trees");

        Tree tree = new Tree();
        l.addComponent(tree);
        tree.addItem("Item 1");
        tree.setItemIcon("Item 1", ICON_GLOBE);
        tree.addItem("Child 1");
        tree.setItemIcon("Child 1", ICON_GLOBE);
        tree.setParent("Child 1", "Item 1");
        tree.addItem("Child 2");
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        Tree tree = new Tree();
        l.addComponent(tree);
        tree.addItem("Item 1");
        tree.setItemIcon("Item 1", ICON_GLOBE);
        tree.addItem("Child 1");
        tree.setItemIcon("Child 1", ICON_GLOBE);
        tree.setParent("Child 1", "Item 1");
        tree.addItem("Child 2");
        tree.setParent("Child 2", "Item 1");
        tree.addItem("Child 3");
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        tree.addItem("Item 1");
        tree.setItemIcon("Item 1", ICON_GLOBE);
        tree.addItem("Child 1");
        tree.setItemIcon("Child 1", ICON_GLOBE);
        tree.setParent("Child 1", "Item 1");
        tree.addItem("Child 2");
        tree.setParent("Child 2", "Item 1");
        tree.addItem("Child 3");
        tree.setChildrenAllowed("Child 3", false);
        tree.setItemIcon("Child 3", ICON_GLOBE);
        tree.setParent("Child 3", "Item 1");
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        tree.addItem("Child 1");
        tree.setItemIcon("Child 1", ICON_GLOBE);
        tree.setParent("Child 1", "Item 1");
        tree.addItem("Child 2");
        tree.setParent("Child 2", "Item 1");
        tree.addItem("Child 3");
        tree.setChildrenAllowed("Child 3", false);
        tree.setItemIcon("Child 3", ICON_GLOBE);
        tree.setParent("Child 3", "Item 1");
        tree.addItem("Child 4");
        tree.setChildrenAllowed("Child 4", false);
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        String itemId1 = "Item 1";
        String itemId2 = "Item 2";

        Tree tree = new Tree();

        tree.addItem(itemId1);
        tree.addItem(itemId2);

        // Removing this line causes the tree to show normally in Firefox
        tree.select(itemId1);
        addComponent(tree);
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        String itemId2 = "Item 2";

        Tree tree = new Tree();

        tree.addItem(itemId1);
        tree.addItem(itemId2);

        // Removing this line causes the tree to show normally in Firefox
        tree.select(itemId1);
        addComponent(tree);
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        tree.setParent("Child 2", "Item 1");
        tree.addItem("Child 3");
        tree.setChildrenAllowed("Child 3", false);
        tree.setItemIcon("Child 3", ICON_GLOBE);
        tree.setParent("Child 3", "Item 1");
        tree.addItem("Child 4");
        tree.setChildrenAllowed("Child 4", false);
        tree.setParent("Child 4", "Item 1");
        tree.addItem("Item 2");
        tree.addItem("Item 3");
        tree.setItemIcon("Item 3", ICON_GLOBE);
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        tree.setItemIcon("Child 3", ICON_GLOBE);
        tree.setParent("Child 3", "Item 1");
        tree.addItem("Child 4");
        tree.setChildrenAllowed("Child 4", false);
        tree.setParent("Child 4", "Item 1");
        tree.addItem("Item 2");
        tree.addItem("Item 3");
        tree.setItemIcon("Item 3", ICON_GLOBE);
        tree.setChildrenAllowed("Item 3", false);
        tree.addItem("Item 4");
        tree.setChildrenAllowed("Item 4", false);
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