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Moodle JavaScript Cookbook by Alastair Hole

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Adding custom button controls

YUI has a Button widget control, which offers many features for enhancing standard HTML button controls. It allows a great level of control over the look and function of the button, such as adding images, or allowing the button to have a label that differs from its value. In this example, we will enhance a basic HTML input button.

How to do it...

To begin, set up a PHP page, button.php, with an HTML input button control:

<?php require_once(dirname(__FILE__) . '/../config.php'); $PAGE->set_context(get_context_instance(CONTEXT_SYSTEM)); $PAGE->set_url('/cook/button.php'); $PAGE->requires->js('/cook/button.js', true); ?> <?php echo $OUTPUT->header(); ?> <input id="btnButton" type="button" value="Custom Button" /> <?php ...

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