Example usage for com.vaadin.ui Tree addShortcutListener

Introduction

In this page you can find the example usage for com.vaadin.ui Tree addShortcutListener.

Prototype

public Registration addShortcutListener(ShortcutListener shortcut) 

Source Link

Usage

From source file:org.hip.vif.admin.groupadmin.ui.GroupContentView.java

License:Open Source License

/** View constructor
 * //from ww  w . j a v  a 2  s  .com
 * @param inGroup {@link Group}
 * @param inQuestions {@link GroupContentContainer}
 * @param inTask {@link AdminQuestionListTask} */
public GroupContentView(final Group inGroup, final GroupContentContainer inQuestions,
        final AdminQuestionListTask inTask) {
    task = inTask;
    final VerticalLayout lLayout = new VerticalLayout();
    setCompositionRoot(lLayout);

    final IMessages lMessages = Activator.getMessages();
    lLayout.setStyleName("vif-table"); //$NON-NLS-1$
    final String lTitle = lMessages.getFormattedMessage("ui.discussion.questions.view.title.page", //$NON-NLS-1$
            BeanWrapperHelper.getLong(GroupHome.KEY_ID, inGroup),
            BeanWrapperHelper.getString(GroupHome.KEY_NAME, inGroup));
    lLayout.addComponent(
            new Label(String.format(VIFViewHelper.TMPL_TITLE, "vif-pagetitle", lTitle), ContentMode.HTML)); //$NON-NLS-1$ //$NON-NLS-2$

    final Label lSubtitle = new Label(String.format(VIFViewHelper.TMPL_TITLE, "vif-description", //$NON-NLS-1$
            lMessages.getMessage("ui.discussion.questions.view.title.sub")), ContentMode.HTML); //$NON-NLS-1$
    lLayout.addComponent(lSubtitle);

    final Tree lTree = new Tree();
    lTree.focus();
    lTree.setContainerDataSource(inQuestions);
    lLayout.addComponent(lTree);

    for (final GroupContentWrapper lNode : inQuestions.getExpandedNodes()) {
        lTree.expandItem(lNode);
    }

    lTree.addItemClickListener(new ItemClickEvent.ItemClickListener() {
        @Override
        public void itemClick(final ItemClickEvent inEvent) {
            task.processSelection((GroupContentWrapper) inEvent.getItemId());
        }
    });
    lTree.addShortcutListener(new ExtendedShortcutListener("enter", KeyCode.ENTER)); //$NON-NLS-1$
}

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