Example usage for com.vaadin.ui CssLayout addListener

Introduction

In this page you can find the example usage for com.vaadin.ui CssLayout addListener.

Prototype

@Override
    public Registration addListener(Component.Listener listener) 

Source Link

Usage

From source file:com.cms.component.CollapseablePanel.java

void draw(String title, Component body) {
    CssLayout titleLayout = new CssLayout();
    titleLayout.addStyleName("collapsablebox-title");
    titleLayout.addComponent(new Label(title));
    titleLayout.addListener(new LayoutClickListener() {
        private static final long serialVersionUID = -4750845792730551399L;

        @Override//  w  ww  .  jav  a  2s  .c o  m
        public void layoutClick(LayoutClickEvent event) {
            toggleBodyVisible();
        }
    });

    bodyContainer = new CssLayout();
    bodyContainer.addStyleName("collapsablebox-body");
    bodyContainer.addComponent(body);

    root.addComponent(titleLayout);
    root.addComponent(bodyContainer);
}

---

From source file:org.activiti.explorer.ui.task.TaskDetailPanel.java

License:Apache License

protected void initDescription(HorizontalLayout layout) {
    final CssLayout descriptionLayout = new CssLayout();
    descriptionLayout.setWidth(100, UNITS_PERCENTAGE);
    layout.addComponent(descriptionLayout);
    layout.setExpandRatio(descriptionLayout, 1.0f);
    layout.setComponentAlignment(descriptionLayout, Alignment.MIDDLE_LEFT);

    String descriptionText = null;
    if (task.getDescription() != null && !"".equals(task.getDescription())) {
        descriptionText = task.getDescription();
    } else {// w  w  w.jav a  2  s  .c om
        descriptionText = i18nManager.getMessage(Messages.TASK_NO_DESCRIPTION);
    }
    final Label descriptionLabel = new Label(descriptionText);
    descriptionLabel.addStyleName(ExplorerLayout.STYLE_CLICKABLE);
    descriptionLayout.addComponent(descriptionLabel);

    descriptionLayout.addListener(new LayoutClickListener() {
        public void layoutClick(LayoutClickEvent event) {
            if (event.getClickedComponent() != null && event.getClickedComponent().equals(descriptionLabel)) {
                // layout for textarea + ok button
                final VerticalLayout editLayout = new VerticalLayout();
                editLayout.setSpacing(true);

                // textarea
                final TextArea descriptionTextArea = new TextArea();
                descriptionTextArea.setNullRepresentation("");
                descriptionTextArea.setWidth(100, UNITS_PERCENTAGE);
                descriptionTextArea.setValue(task.getDescription());
                editLayout.addComponent(descriptionTextArea);

                // ok button
                Button okButton = new Button(i18nManager.getMessage(Messages.BUTTON_OK));
                editLayout.addComponent(okButton);
                editLayout.setComponentAlignment(okButton, Alignment.BOTTOM_RIGHT);

                // replace
                descriptionLayout.replaceComponent(descriptionLabel, editLayout);

                // When OK is clicked -> update task data + ui
                okButton.addListener(new ClickListener() {
                    public void buttonClick(ClickEvent event) {
                        // Update data
                        task.setDescription(descriptionTextArea.getValue().toString());
                        taskService.saveTask(task);

                        // Update UI
                        descriptionLabel.setValue(task.getDescription());
                        descriptionLayout.replaceComponent(editLayout, descriptionLabel);
                    }
                });
            }
        }
    });
}

---