Example usage for com.google.gwt.user.client.ui Tree Tree

List of usage examples for com.google.gwt.user.client.ui Tree Tree

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Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui Tree Tree.

Prototype

@Deprecated
public Tree(TreeImages images)

Source Link

Document

Constructs a tree that uses the specified image bundle for images.

Usage

From source file:client.template.TreeMenu.java

License:Open Source License

/**
 * Constructor. Build the Tree Menu//  w w w.j a  va  2  s  .co m
 */
public TreeMenu() {
    final TreeImages images = (TreeImages) GWT.create(NspTreeImages.class);
    this.tree = new Tree(images);

    this.treeListener = new TreeListener() {
        public void onTreeItemSelected(final TreeItem item) {
            if (item.getUserObject() != null) {
                ManagementGui.get().displayItem(item.getUserObject());
            } else {
                ManagementGui.get().displayItem(new DefaultPage("Welcome to Phosphorus WP1 Administrator Gui",
                        "Please select any Subitem"));
            }
        }

        public void onTreeItemStateChanged(final TreeItem item) {

        }
    };

    this.tree.addTreeListener(this.treeListener);
    this.initWidget(this.tree);
}

From source file:com.appspot.codsallarts.client.Application.java

License:Apache License

/**
 * Create the main menu./*from ww w. jav  a  2  s.  c  o m*/
 */
@SuppressWarnings("unused")
private void createMainMenu() {
    // Setup the main menu
    ApplicationImages treeImages = GWT.create(ApplicationImages.class);
    mainMenu = new Tree(treeImages);
    mainMenu.setAnimationEnabled(true);
    mainMenu.addStyleName(DEFAULT_STYLE_NAME + "-menu");
}

From source file:com.google.appinventor.client.explorer.SourceStructureExplorer.java

License:Open Source License

/**
 * Creates a new source structure explorer.
 */// ww w  .  j  a v  a 2 s  .c  om
public SourceStructureExplorer() {
    // Initialize UI elements
    tree = new Tree(Ode.getImageBundle());
    tree.setAnimationEnabled(true);
    tree.addCloseHandler(new CloseHandler<TreeItem>() {
        @Override
        public void onClose(CloseEvent<TreeItem> event) {
            TreeItem treeItem = event.getTarget();
            if (treeItem != null) {
                Object userObject = treeItem.getUserObject();
                if (userObject instanceof SourceStructureExplorerItem) {
                    SourceStructureExplorerItem item = (SourceStructureExplorerItem) userObject;
                    item.onStateChange(false);
                }
            }
        }
    });
    tree.addOpenHandler(new OpenHandler<TreeItem>() {
        @Override
        public void onOpen(OpenEvent<TreeItem> event) {
            TreeItem treeItem = event.getTarget();
            if (treeItem != null) {
                Object userObject = treeItem.getUserObject();
                if (userObject instanceof SourceStructureExplorerItem) {
                    SourceStructureExplorerItem item = (SourceStructureExplorerItem) userObject;
                    item.onStateChange(true);
                }
            }
        }
    });
    tree.addSelectionHandler(new SelectionHandler<TreeItem>() {
        @Override
        public void onSelection(SelectionEvent<TreeItem> event) {
            TreeItem treeItem = event.getSelectedItem();
            if (treeItem != null) {
                Object userObject = treeItem.getUserObject();
                if (userObject instanceof SourceStructureExplorerItem) {
                    SourceStructureExplorerItem item = (SourceStructureExplorerItem) userObject;
                    enableButtons(item);
                    //showBlocks(item);
                    item.onSelected();
                } else {
                    disableButtons();
                    //hideComponent();
                }
            } else {
                disableButtons();
            }
        }
    });
    tree.addKeyDownHandler(new KeyDownHandler() {
        @Override
        public void onKeyDown(KeyDownEvent event) {
            int keyCode = event.getNativeKeyCode();
            if (keyCode == KeyCodes.KEY_DELETE || keyCode == KeyCodes.KEY_BACKSPACE) {
                event.preventDefault();
                deleteItemFromTree();
            }
        }
    });

    // Put a ScrollPanel around the tree.
    ScrollPanel scrollPanel = new ScrollPanel(tree);
    scrollPanel.setWidth("200px"); // wide enough to avoid a horizontal scrollbar most of the time
    scrollPanel.setHeight("480px"); // approximately the same height as the viewer

    HorizontalPanel buttonPanel = new HorizontalPanel();
    buttonPanel.setStyleName("ode-PanelButtons");
    buttonPanel.setSpacing(4);

    renameButton = new TextButton(MESSAGES.renameButton());
    renameButton.setEnabled(false);
    renameButton.addClickHandler(new ClickHandler() {
        @Override
        public void onClick(ClickEvent event) {
            TreeItem treeItem = tree.getSelectedItem();
            if (treeItem != null) {
                Object userObject = treeItem.getUserObject();
                if (userObject instanceof SourceStructureExplorerItem) {
                    SourceStructureExplorerItem item = (SourceStructureExplorerItem) userObject;
                    item.rename();
                }
            }
        }
    });
    buttonPanel.add(renameButton);
    buttonPanel.setCellHorizontalAlignment(renameButton, HorizontalPanel.ALIGN_RIGHT);

    deleteButton = new TextButton(MESSAGES.deleteButton());
    deleteButton.setEnabled(false);
    deleteButton.addClickHandler(new ClickHandler() {
        @Override
        public void onClick(ClickEvent event) {
            deleteItemFromTree();
        }
    });
    buttonPanel.add(deleteButton);
    buttonPanel.setCellHorizontalAlignment(deleteButton, HorizontalPanel.ALIGN_LEFT);

    VerticalPanel panel = new VerticalPanel();
    panel.add(scrollPanel);
    panel.add(new Label());
    panel.add(buttonPanel);
    panel.setCellHorizontalAlignment(buttonPanel, HorizontalPanel.ALIGN_CENTER);
    initWidget(panel);
}

From source file:com.google.gwt.examples.TreeImagesExample.java

public void onModuleLoad() {
    TreeImages images = (TreeImages) GWT.create(MyTreeImages.class);
    Tree tree = new Tree(images);
    RootPanel.get().add(tree);
}

From source file:com.google.gwt.sample.mail.client.Mailboxes.java

License:Apache License

/**
 * Constructs a new mailboxes widget with a bundle of images.
 * //from   w  w w.  j  a  v a  2s .  co  m
 * @param images a bundle that provides the images for this widget
 */
public Mailboxes() {
    Images images = GWT.create(Images.class);

    tree = new Tree(images);
    TreeItem root = new TreeItem(imageItemHTML(images.home(), "foo@example.com"));
    tree.addItem(root);

    addImageItem(root, "Inbox", images.inbox());
    addImageItem(root, "Drafts", images.drafts());
    addImageItem(root, "Templates", images.templates());
    addImageItem(root, "Sent", images.sent());
    addImageItem(root, "Trash", images.trash());

    root.setState(true);
    initWidget(tree);
}

From source file:com.google.gwt.sample.showcase.client.Application.java

License:Apache License

/**
 * Create the main menu.//ww  w.  j a v a2s . co  m
 */
private void createMainMenu() {
    // Setup the main menu
    ApplicationImages treeImages = GWT.create(ApplicationImages.class);
    mainMenu = new Tree(treeImages);
    mainMenu.setAnimationEnabled(true);
    mainMenu.addStyleName(DEFAULT_STYLE_NAME + "-menu");
}

From source file:com.google.gwt.sample.showcase.client.content.lists.CwStackLayoutPanel.java

License:Apache License

/**
 * Create the {@link Tree} of Mail options.
 * //  w  ww.ja  v  a 2s . c o  m
 * @param images the {@link Images} used in the Mail options
 * @return the {@link Tree} of mail options
 */
@ShowcaseSource
private Widget createMailItem(Images images) {
    Tree mailPanel = new Tree(images);
    TreeItem mailPanelRoot = mailPanel.addItem("foo@example.com");
    String[] mailFolders = constants.cwStackLayoutPanelMailFolders();
    addItem(mailPanelRoot, images.inbox(), mailFolders[0]);
    addItem(mailPanelRoot, images.drafts(), mailFolders[1]);
    addItem(mailPanelRoot, images.templates(), mailFolders[2]);
    addItem(mailPanelRoot, images.sent(), mailFolders[3]);
    addItem(mailPanelRoot, images.trash(), mailFolders[4]);
    mailPanelRoot.setState(true);
    return mailPanel;
}

From source file:com.google.gwt.sample.showcase.client.content.lists.CwStackPanel.java

License:Apache License

/**
 * Create the {@link Tree} of Mail options.
 *
 * @param images the {@link Images} used in the Mail options
 * @return the {@link Tree} of mail options
 *//*from w  w  w.ja v a  2  s  . c  o  m*/
@ShowcaseSource
private Tree createMailItem(Images images) {
    Tree mailPanel = new Tree(images);
    TreeItem mailPanelRoot = mailPanel.addItem("foo@example.com");
    String[] mailFolders = constants.cwStackPanelMailFolders();
    addItem(mailPanelRoot, images.inbox(), mailFolders[0]);
    addItem(mailPanelRoot, images.drafts(), mailFolders[1]);
    addItem(mailPanelRoot, images.templates(), mailFolders[2]);
    addItem(mailPanelRoot, images.sent(), mailFolders[3]);
    addItem(mailPanelRoot, images.trash(), mailFolders[4]);
    mailPanelRoot.setState(true);
    return mailPanel;
}

From source file:com.mvp4g.example.client.widgets.Mailboxes.java

License:Apache License

/**
 * Constructs a new mailboxes widget with a bundle of images.
 *///  w ww.ja va 2 s  . c  o  m
public Mailboxes() {
    tree = new Tree(images);
    TreeItem root = new TreeItem(imageItemHTML(images.home(), "foo@example.com"));
    tree.addItem(root);
    this.root = root;
    root.setState(true);
    initWidget(tree);
}

From source file:net.s17fabu.vip.gwt.showcase.client.content.lists.CwStackPanel.java

License:Apache License

/**
 * Create the {@link Tree} of Mail options.
 * /*  w w w. ja v  a2s. c  o m*/
 * @param images the {@link Images} used in the Mail options
 * @return the {@link Tree} of mail options
 */
private Tree createMailItem(Images images) {
    Tree mailPanel = new Tree(images);
    TreeItem mailPanelRoot = mailPanel.addItem("foo@example.com");
    String[] mailFolders = constants.cwStackPanelMailFolders();
    mailPanelRoot.addItem(images.inbox().getHTML() + " " + mailFolders[0]);
    mailPanelRoot.addItem(images.drafts().getHTML() + " " + mailFolders[1]);
    mailPanelRoot.addItem(images.templates().getHTML() + " " + mailFolders[2]);
    mailPanelRoot.addItem(images.sent().getHTML() + " " + mailFolders[3]);
    mailPanelRoot.addItem(images.trash().getHTML() + " " + mailFolders[4]);
    mailPanelRoot.setState(true);
    return mailPanel;
}