WordPress/wp-admin/ms-themes.php

<?php
require_once('admin.php');

$title = __('Network Themes');
$parent_file = 'ms-admin.php';
require_once('admin-header.php');

if ( ! current_user_can( 'manage_network_themes' ) )
	wp_die( __('You do not have permission to access this page.') );

if ( isset($_GET['updated']) ) {
	?>
	<div id="message" class="updated fade"><p><?php _e('Site themes saved.') ?></p></div>
	<?php
}

$themes = get_themes();
$allowed_themes = get_site_allowed_themes();
?>
<div class="wrap">
	<form action='ms-edit.php?action=updatethemes' method='post'>
		<?php screen_icon(); ?>
		<h2><?php _e('Network Themes') ?></h2>
		<p><?php _e('Disable themes network-wide. You can enable themes on a site by site basis.') ?></p>
		<table class="widefat">
			<thead>
				<tr>
					<th style="width:15%;text-align:center;"><?php _e('Active') ?></th>
					<th style="width:25%;"><?php _e('Theme') ?></th>
					<th style="width:10%;"><?php _e('Version') ?></th>
					<th style="width:60%;"><?php _e('Description') ?></th>
				</tr>
			</thead>
			<tbody id="plugins">
			<?php
			$total_theme_count = $activated_themes_count = 0;
			$class = '';
			foreach ( (array) $themes as $key => $theme ) {
				$total_theme_count++;
				$theme_key = esc_html($theme['Stylesheet']);
				$class = ('alt' == $class) ? '' : 'alt';
				$class1 = $enabled = $disabled = '';

				if ( isset( $allowed_themes[ $theme_key ] ) == true ) {
					$enabled = 'checked="checked" ';
					$activated_themes_count++;
					$class1 = ' active';
				} else {
					$disabled = 'checked="checked" ';
				}
				?>
				<tr valign="top" class="<?php echo $class.$class1; ?>">
					<td style="text-align:center;">
						<label><input name="theme[<?php echo $theme_key ?>]" type="radio" id="enabled_<?php echo $theme_key ?>" value="enabled" <?php echo $enabled ?> /> <?php _e('Yes') ?></label>
						&nbsp;&nbsp;&nbsp;
						<label><input name="theme[<?php echo $theme_key ?>]" type="radio" id="disabled_<?php echo $theme_key ?>" value="disabled" <?php echo $disabled ?> /> <?php _e('No') ?></label>
					</td>
					<th scope="row" style="text-align:left;"><?php echo $key ?></th>
					<td><?php echo $theme['Version'] ?></td>
					<td><?php echo $theme['Description'] ?></td>
				</tr>
			<?php } ?>
			</tbody>
		</table>

		<p class="submit">
			<input type='submit' value='<?php _e('Update Themes') ?>' /></p>
	</form>

	<h3><?php _e('Total')?></h3>
	<p>
		<?php printf(__('Themes Installed: %d'), $total_theme_count); ?>
		<br />
		<?php printf(__('Themes Activated: %d'), $activated_themes_count); ?>
	</p>
</div>

<?php include('admin-footer.php'); ?>