Example usage for com.vaadin.ui TextField setValueChangeMode

Introduction

In this page you can find the example usage for com.vaadin.ui TextField setValueChangeMode.

Prototype

@Override
    public void setValueChangeMode(ValueChangeMode mode) 

Source Link

Usage

From source file:org.rubicone.poc.vpush.uil.sending.SendingUI.java

License:Apache License

private FormLayout createPushMessageSendingForm() {
    FormLayout pushMessageSendingForm = new FormLayout();

    Panel pushMessageSendingPanel = new Panel("push message sending form");
    pushMessageSendingPanel.setContent(pushMessageSendingForm);

    TextField inputField = new TextField("text to send");
    inputField.setValueChangeMode(ValueChangeMode.EAGER);
    pushMessageSendingForm.addComponent(inputField);

    Button sendButton = new Button("send", VaadinIcons.LOCATION_ARROW);
    sendButton.setDisableOnClick(true);// w w w. j a va 2  s  . co  m
    sendButton.setEnabled(false);
    sendButton.addClickListener(event -> {
        this.broadcaster.broadcast(inputField.getValue());
        this.sentMessages.addComponent(new Label(new Date() + ": " + inputField.getValue()));
        inputField.setValue("");
    });

    inputField.addValueChangeListener(event -> {
        sendButton.setEnabled(!event.getValue().isEmpty());
    });

    pushMessageSendingForm.addComponent(sendButton);

    return pushMessageSendingForm;
}

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