Example usage for com.google.gwt.dom.builder.shared SelectBuilder startOption

Introduction

In this page you can find the example usage for com.google.gwt.dom.builder.shared SelectBuilder startOption.

Prototype

OptionBuilder startOption();

Source Link

Document

Append an option element.

Usage

From source file:com.google.gwt.examples.dom.builder.ElementBuilderFactoryNonChainingExample.java

License:Apache License

@Override
public void onModuleLoad() {
    /*/*w  w  w  . java2 s. c  o m*/
     * Create a builder for the outermost element. The initial state of the
     * builder is a started element ready for attributes (eg. "<div").
     */
    DivBuilder divBuilder = ElementBuilderFactory.get().createDivBuilder();

    // Add attributes to the div.
    divBuilder.id("myId");
    divBuilder.title("This is a div");

    // Add style properties to the div.
    StylesBuilder divStyle = divBuilder.style();
    divStyle.trustedBackgroundColor("red");
    divStyle.endStyle();

    // Append a child select element to the div.
    SelectBuilder selectBuilder = divBuilder.startSelect();

    // Append three options to the select element.
    for (int i = 0; i < 3; i++) {
        OptionBuilder optionBuilder = selectBuilder.startOption();
        optionBuilder.value("value" + i);
        optionBuilder.text("Option " + i);
        optionBuilder.endOption();
    }

    /*
     * End the select and div elements. Note that ending the remaining elements
     * before calling asElement() below is optional, but a good practice. If we
     * did not call endOption() above, we would append each option element to
     * the preceeding option element, which is not what we want.
     * 
     * In general, you must pay close attention to ensure that you close
     * elements correctly.
     */
    selectBuilder.endSelect();
    divBuilder.endDiv();

    // Get the element out of the builder.
    Element div = divBuilder.finish();

    // Attach the element to the page.
    Document.get().getBody().appendChild(div);
}

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