PHP html_writer::select_yes_no方法代码示例

$PAGE->set_title($strheading);
$PAGE->set_heading($strheading);
admin_externalpage_setup('toolelementlibrary');
echo $OUTPUT->header();
echo html_writer::link(new moodle_url('index.php'), '« Back to index');
echo $OUTPUT->heading($strheading);
echo $OUTPUT->box_start();
echo $OUTPUT->container('Examples of different types of stand-alone form elements (without using formslib).');
echo $OUTPUT->container_start();
echo html_writer::tag('p', '');
echo html_writer::tag('p', 'To render a single checkbox:');
$attr = array();
// other attributes;
echo html_writer::checkbox('name', 'value', true, 'Checkbox label', $attr);
echo html_writer::tag('p', 'To render a single yes/no select:');
echo html_writer::select_yes_no('name2', true, $attr);
echo html_writer::tag('p', 'To render a normal single select:');
$options = array(1 => 'One', 2 => 'Two', 3 => 'Three');
echo html_writer::select($options, 'name3', 1, array('' => 'choosedots'), $attr);
echo html_writer::tag('p', 'Or a single select with option grouping:');
$optoptions = array(array('Group 1' => array(1 => 'Option 1a', 2 => 'Option 1b', 3 => 'Option 1c')), array('Group 2' => array(4 => 'Option 2a', 5 => 'Option 2b', 6 => 'Option 2c')));
echo html_writer::select($optoptions, 'name4');
echo html_writer::tag('p', 'To render a time selector - you can choose the units (years, months, days, hours, minutes):');
echo html_writer::select_time('years', 'name5', time(), 5, $attr);
echo html_writer::tag('p', 'Generate a hidden input field for every parameter in a moodle_url object (output displayed below instead of rendered):');
$url = new moodle_url('index.php', array('a' => 1, 'b' => 2, 'exclude' => 'this'));
echo html_writer::tag('pre', htmlentities(html_writer::input_hidden_params($url, array('exclude'))));
echo html_writer::tag('p', 'Generate a script tag (output displayed below instead of rendered):');
echo html_writer::tag('pre', htmlentities(html_writer::script('alert(\'hi\');')));
echo html_writer::tag('p', 'Generate a form label:');
echo html_writer::label('Label text', 'checkbox1');

/**
 * Choose value 0 or 1 from a menu with options 'No' and 'Yes'.
 * Other options like choose_from_menu.
 *
 * @deprecated since Moodle 2.0
 *
 * Calls {@link choose_from_menu()} with preset arguments
 * @see choose_from_menu()
 *
 * @param string $name the name of this form control, as in <select name="..." ...
 * @param string $selected the option to select initially, default none.
 * @param string $script if not '', then this is added to the <select> element as an onchange handler.
 * @param boolean $return Whether this function should return a string or output it (defaults to false)
 * @param boolean $disabled (defaults to false)
 * @param int $tabindex
 * @return string|void If $return=true returns string, else echo's and returns void
 */
function choose_from_menu_yesno($name, $selected, $script = '', $return = false, $disabled = false, $tabindex = 0) {
    debugging('choose_from_menu_yesno() has been deprecated. Please change your code to use html_writer.');
    global $OUTPUT;

    if ($script) {
        debugging('The $script parameter has been deprecated. You must use component_actions instead', DEBUG_DEVELOPER);
    }

    $output = html_writer::select_yes_no($name, $selected, array('disabled'=>($disabled ? 'disabled' : null), 'tabindex'=>$tabindex));

    if ($return) {
        return $output;
    } else {
        echo $output;
    }
}

//.........这里部分代码省略.........
    echo '<tr>' . "\n";
    echo '<td class="itemname">' . get_string('maximumgrade', $plugin) . ':</td>' . "\n";
    echo '<td class="itemvalue">';
    echo html_writer::select($maxgrades, 'maxgrade', $maxgrade, '');
    echo '</td>' . "\n";
    echo '<td class="itemselect">';
    $script = "return set_disabled(this.form, new Array('maxgrade'), (! this.checked))";
    echo html_writer::checkbox('select_maxgrade', 1, optional_param('select_maxgrade', 0, PARAM_INT), '', array('onclick' => $script));
    echo '</td>' . "\n";
    echo '</tr>' . "\n";
    echo '<tr>' . "\n";
    echo '<td class="itemname">' . get_string('gradepass', 'grades') . ':</td>' . "\n";
    echo '<td class="itemvalue">';
    echo html_writer::select($gradepassmenu, 'gradepass', $gradepass, '');
    echo '</td>' . "\n";
    echo '<td class="itemselect">';
    $script = "return set_disabled(this.form, new Array('gradepass'), (! this.checked))";
    echo html_writer::checkbox('select_gradepass', 1, optional_param('select_gradepass', 0, PARAM_INT), '', array('onclick' => $script));
    echo '</td>' . "\n";
    echo '</tr>' . "\n";
    echo '<tr>' . "\n";
    echo '<td class="itemname">' . get_string('gradecategory', 'grades') . ':</td>' . "\n";
    echo '<td class="itemvalue">';
    echo html_writer::select($gradecategories, 'gradecat', $gradecat, '');
    echo '</td>' . "\n";
    echo '<td class="itemselect">';
    $script = "return set_disabled(this.form, new Array('gradecat'), (! this.checked))";
    echo html_writer::checkbox('select_gradecat', 1, optional_param('select_gradecat', 0, PARAM_INT), '', array('onclick' => $script));
    echo '</td>' . "\n";
    echo '</tr>' . "\n";
    echo '<tr>' . "\n";
    echo '<td class="itemname">' . get_string('gradeitemhidden', $plugin) . ':</td>' . "\n";
    echo '<td class="itemvalue">';
    echo html_writer::select_yes_no('gradeitemhidden', $gradeitemhidden);
    echo '</td>' . "\n";
    echo '<td class="itemselect">';
    $script = "return set_disabled(this.form, new Array('gradeitemhidden'), (! this.checked))";
    echo html_writer::checkbox('select_gradeitemhidden', 1, optional_param('select_gradeitemhidden', 0, PARAM_INT), '', array('onclick' => $script));
    echo '</td>' . "\n";
    echo '</tr>' . "\n";
    echo '<tr>' . "\n";
    echo '<td class="itemname">' . get_string('aggregationcoefextra', 'grades') . ':</td>' . "\n";
    echo '<td class="itemvalue">';
    echo html_writer::select_yes_no('extracredit', $extracredit);
    echo '</td>' . "\n";
    echo '<td class="itemselect">';
    $script = "return set_disabled(this.form, new Array('extracredit'), (! this.checked))";
    echo html_writer::checkbox('select_extracredit', 1, optional_param('select_extracredit', 0, PARAM_INT), '', array('onclick' => $script));
    echo '</td>' . "\n";
    echo '</tr>' . "\n";
    echo '<tr>' . "\n";
    echo '<td class="itemname">' . get_string('regrade', $plugin) . ':</td>' . "\n";
    echo '<td class="itemvalue">';
    echo html_writer::select_yes_no('regrade', $regrade);
    echo '</td>' . "\n";
    echo '<td class="itemselect">';
    $script = "return set_disabled(this.form, new Array('regrade'), (! this.checked))";
    echo html_writer::checkbox('select_regrade', 1, optional_param('select_regrade', 0, PARAM_INT), '', array('onclick' => $script));
    echo '</td>' . "\n";
    echo '</tr>' . "\n";
    // ============================
    // Groups
    // ============================
    //
    print_sectionheading(get_string('groups'), 'groups', true);
    echo '<tr>' . "\n";