Example usage for com.vaadin.ui PopupView setEnabled

Introduction

In this page you can find the example usage for com.vaadin.ui PopupView setEnabled.

Prototype

@Override
    public void setEnabled(boolean enabled) 

Source Link

Usage

From source file:edu.nps.moves.mmowgli.modules.administration.VipListManager.java

License:Open Source License

@SuppressWarnings({ "unchecked", "serial" })
private void showViewOrDelete(final DeleteListener lis) {
    dialog = new Window("View / Delete VIPs");
    dialog.setModal(true);/*from  ww  w.j av  a  2s  .co  m*/

    VerticalLayout layout = new VerticalLayout();
    dialog.setContent(layout);
    layout.setMargin(true);
    layout.setSpacing(true);
    layout.setSizeFull();

    List<VipPii> vLis = VHibPii.getAllVips();

    vipListSelect = new ListSelect("Select items to delete");
    StringBuffer sb = new StringBuffer(); // for popup
    vipListSelect.addStyleName("m-greyborder");
    String lf = System.getProperty("line.separator");
    for (int i = 0; i < vLis.size(); i++) {
        VipPii v;
        vipListSelect.addItem(v = vLis.get(i));
        sb.append(v.getEntry());
        sb.append(lf);
    }
    if (sb.length() > 0)
        sb.setLength(sb.length() - 1); // last space

    vipListSelect.setNullSelectionAllowed(true);
    vipListSelect.setMultiSelect(true);
    vipListSelect.setImmediate(true);
    vipListSelect.addValueChangeListener(new VipSelectListener());

    layout.addComponent(vipListSelect);

    Label copyPopupList = new HtmlLabel("<pre>" + sb.toString() + "</pre>");
    Panel p = new Panel();
    VerticalLayout lay = new VerticalLayout();
    p.setContent(lay);
    lay.addComponent(copyPopupList);
    p.setWidth("400px");
    p.setHeight("300px");
    PopupView popup = new PopupView("Display list as copyable text", p);
    popup.setHideOnMouseOut(false);
    if (sb.length() <= 0)
        popup.setEnabled(false);

    layout.addComponent(popup);
    layout.setComponentAlignment(popup, Alignment.MIDDLE_CENTER);

    HorizontalLayout hl = new HorizontalLayout();
    hl.setSpacing(true);
    Button cancelButt = new Button("Cancel", new Button.ClickListener() {
        public void buttonClick(ClickEvent event) {
            dialog.close();
            lis.continueOrCancel(null);
        }
    });

    deleteButt = new Button("Delete & Close", new Button.ClickListener() {
        public void buttonClick(ClickEvent event) {
            Set<VipPii> set = (Set<VipPii>) vipListSelect.getValue();
            if (set.size() <= 0)
                set = null;
            dialog.close();
            lis.continueOrCancel(set);
        }
    });
    deleteButt.setEnabled(false);
    hl.addComponent(cancelButt);
    hl.addComponent(deleteButt);
    hl.setComponentAlignment(cancelButt, Alignment.MIDDLE_RIGHT);
    hl.setExpandRatio(cancelButt, 1.0f);

    // The components added to the window are actually added to the window's
    // layout; you can use either. Alignments are set using the layout
    layout.addComponent(hl);
    dialog.setWidth("300px");
    dialog.setHeight("350px");
    hl.setWidth("100%");
    vipListSelect.setWidth("99%");
    vipListSelect.setHeight("99%");
    layout.setExpandRatio(vipListSelect, 1.0f);

    UI.getCurrent().addWindow(dialog);
    dialog.center();
}

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