function printView()
    {
        if (is_null($this->fields)) {
            return;
        }
        if (empty($this->fields)) {
            ?>
			<p><i>No custom fields have been set up in the system yet.</i></p>
			<?php 
        }
        $field = new Custom_Field();
        $this->fields['_new_'] = $field;
        ?>
		<form method="post">
		<table id="custom-fields-editor" class="table table-auto-width expandable valign-top">
			<thead>
				<tr>
					<th>ID</th>
					<th>Name</th>
					<th>Type</th>
					<th>Multi?</th>
					<th>Parameters</th>
					<th><i class="icon-trash"></i></th>
				</tr>
			</thead>
			<tbody>
			<?php 
        $i = 0;
        foreach ($this->fields as $field) {
            $prefix = 'fields_' . $i . '_';
            ?>
				<tr>
					<td class="cursor-move">
						<?php 
            echo $field->id;
            print_hidden_field($prefix . 'id', $field->id);
            print_hidden_field('index[]', $i);
            ?>
					</td>
					<td>
						<?php 
            $field->printFieldInterface('name', $prefix);
            ?>
					</td>
					<td>
						<?php 
            if ($field->id) {
                $field->printFieldValue('type');
            } else {
                $field->printFieldInterface('type', $prefix);
            }
            ?>
					</td>
					<td class="center">
						<?php 
            $field->printFieldInterface('allow_multiple', $prefix);
            ?>
					</td>
					<td>
						<?php 
            $field->printFieldInterface('params', $prefix);
            ?>
					</td>
					<td class="center">
						<?php 
            if ($field->id) {
                ?>
							<input type="checkbox" name="<?php 
                echo $prefix;
                ?>
delete" value="1"
								   data-toggle="strikethrough" data-target="row"
								   title="Click to delete this field" />
							<?php 
            }
            ?>
					</td>
				</tr>
				<?php 
            $i++;
        }
        ?>
			</tbody>
		</table>
		<input type="submit" class="btn" value="Save" />
		</form>
		<?php 
    }