yii2-bootstrap/framework/yii/gii/views/default/view/files.php

<?php

use yii\gii\Generator;
use yii\helpers\Html;
use yii\gii\CodeFile;

/**
 * @var $this \yii\base\View
 * @var $generator \yii\gii\Generator
 * @var CodeFile[] $files
 * @var array $answers
 */
?>
<div class="default-view-files">
	<p>Click on the above <code>Generate</code> button to generate the files selected below:</p>

	<table class="table table-bordered table-striped table-condensed">
		<thead>
			<tr>
				<th class="file">Code File</th>
				<th class="action">Action</th>
				<th>
					<?php
					foreach ($files as $file) {
						if ($file->operation !== CodeFile::OP_SKIP) {
							echo '<input type="checkbox" id="check-all">';
							break;
						}
					}
					?>
				</th>
			</tr>
		</thead>
		<tbody>
			<?php foreach ($files as $file): ?>
			<tr class="<?= $file->operation ?>">
				<td class="file">
					<?= Html::a(Html::encode($file->getRelativePath()), ['preview', 'file' => $file->id], ['class' => 'preview-code', 'data-title' => $file->getRelativePath()]) ?>
					<?php if ($file->operation === CodeFile::OP_OVERWRITE): ?>
						<?= Html::a('diff', ['diff', 'file' => $file->id], ['class' => 'diff-code label label-warning', 'data-title' => $file->getRelativePath()]) ?>
					<?php endif; ?>
				</td>
				<td class="action">
					<?php
					if ($file->operation === CodeFile::OP_SKIP) {
						echo 'unchanged';
					} else {
						echo $file->operation;
					}
					?>
				</td>
				<td class="check">
					<?php
					if ($file->operation === CodeFile::OP_SKIP) {
						echo '&nbsp;';
					} else {
						echo Html::checkBox("answers[{$file->id}]", isset($answers) ? isset($answers[$file->id]) : ($file->operation === CodeFile::OP_NEW));
					}
					?>
				</td>
			</tr>
			<?php endforeach; ?>
		</tbody>
	</table>

	<div class="modal fade" id="preview-modal" tabindex="-1" role="dialog">
		<div class="modal-dialog">
			<div class="modal-content">
				<div class="modal-header">
					<button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
					<h4 class="modal-title">Modal title</h4>
				</div>
				<div class="modal-body">
					<p>Please wait ...</p>
				</div>
			</div>
		</div>
	</div>
</div>