Package com.vaadin.ui

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

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        t.setContainerDataSource(idx);
        t.setId("perseys");
        t.addItem("Foo");
        t.addItem("Bar");
        t.addItem("Bar1");
        t.addItem("Bar2");
        t.addItem("Bar3");
        t.addItem("Bar4");
        t.addItem("Bar5");
        t.addItem("Child");
        t.setParent("Child", "Foo");
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        t.setId("perseys");
        t.addItem("Foo");
        t.addItem("Bar");
        t.addItem("Bar1");
        t.addItem("Bar2");
        t.addItem("Bar3");
        t.addItem("Bar4");
        t.addItem("Bar5");
        t.addItem("Child");
        t.setParent("Child", "Foo");
        t.setSizeFull();
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        t.addItem("Foo");
        t.addItem("Bar");
        t.addItem("Bar1");
        t.addItem("Bar2");
        t.addItem("Bar3");
        t.addItem("Bar4");
        t.addItem("Bar5");
        t.addItem("Child");
        t.setParent("Child", "Foo");
        t.setSizeFull();
        t.setDragMode(TreeDragMode.NODE);
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        t.addItem("Bar");
        t.addItem("Bar1");
        t.addItem("Bar2");
        t.addItem("Bar3");
        t.addItem("Bar4");
        t.addItem("Bar5");
        t.addItem("Child");
        t.setParent("Child", "Foo");
        t.setSizeFull();
        t.setDragMode(TreeDragMode.NODE);
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        t.addItem("Bar1");
        t.addItem("Bar2");
        t.addItem("Bar3");
        t.addItem("Bar4");
        t.addItem("Bar5");
        t.addItem("Child");
        t.setParent("Child", "Foo");
        t.setSizeFull();
        t.setDragMode(TreeDragMode.NODE);

        /*
 
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     */
    private Tree createTree(int rootItems, int children, boolean expand) {
        Tree tree = new Tree();
        for (int i = 0; i < rootItems; i++) {
            String rootId = "root " + i;
            tree.addItem(rootId);
            if (expand) {
                tree.expandItemsRecursively(rootId);
            } else {
                tree.collapseItemsRecursively(rootId);

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                tree.collapseItemsRecursively(rootId);

            }
            for (int j = 0; j < children; j++) {
                String childId = "child " + i + "/" + j;
                tree.addItem(childId);
                tree.setParent(childId, rootId);
                tree.setChildrenAllowed(childId, false);
                if (j == 4) {
                    tree.setChildrenAllowed(childId, true);
                    Object grandChildId = tree.addItem();
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                tree.addItem(childId);
                tree.setParent(childId, rootId);
                tree.setChildrenAllowed(childId, false);
                if (j == 4) {
                    tree.setChildrenAllowed(childId, true);
                    Object grandChildId = tree.addItem();
                    tree.setParent(grandChildId, childId);
                    tree.setChildrenAllowed(grandChildId, false);
                    if (expand) {
                        tree.expandItemsRecursively(childId);
                    } else {
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        final Tree t = new Tree(
                "Tree with criteria from AbstractSelect (OverItem, ContainsItem). Foo can be dragged anywhere, anything can be dropped on Foo or Bar. Bar5 subtree is also valid drop target.");

        final HierarchicalContainer idx = new HierarchicalContainer();
        t.setContainerDataSource(idx);
        t.addItem("Foo");
        t.addItem("Bar");
        t.addItem("Bar1");
        t.addItem("Bar2");
        t.addItem("Bar3");
        t.addItem("Bar4");
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                "Tree with criteria from AbstractSelect (OverItem, ContainsItem). Foo can be dragged anywhere, anything can be dropped on Foo or Bar. Bar5 subtree is also valid drop target.");

        final HierarchicalContainer idx = new HierarchicalContainer();
        t.setContainerDataSource(idx);
        t.addItem("Foo");
        t.addItem("Bar");
        t.addItem("Bar1");
        t.addItem("Bar2");
        t.addItem("Bar3");
        t.addItem("Bar4");
        t.addItem("Bar5");
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