WordPress后台edit-tags.php里无限栏目分类实现

[php]代码库

/**
 * Generate the table rows
 *
 * @since 3.1.0
 * @access protected
 */
function display_rows() {
	foreach ( $this->items as $item )
		$this->single_row( $item );
}

/**
 * Generates content for a single row of the table
 *
 * @since 3.1.0
 * @access protected
 *
 * @param object $item The current item
 */
function single_row( $item ) {
	static $row_class = '';
	$row_class = ( $row_class == '' ? ' class="alternate"' : '' );

	echo '<tr' . $row_class . '>';
	$this->single_row_columns( $item );
	echo '</tr>';
}

/**
 * Generates the columns for a single row of the table
 *
 * @since 3.1.0
 * @access protected
 *
 * @param object $item The current item
 */
function single_row_columns( $item ) {
	list( $columns, $hidden ) = $this->get_column_info();

	foreach ( $columns as $column_name => $column_display_name ) {
		$class = "class='$column_name column-$column_name'";

		$style = '';
		if ( in_array( $column_name, $hidden ) )
			$style = ' style="display:none;"';

		$attributes = "$class$style";

		if ( 'cb' == $column_name ) {
			echo '<th scope="row" class="check-column">';
			echo $this->column_cb( $item );
			echo '</th>';
		}
		elseif ( method_exists( $this, 'column_' . $column_name ) ) {
			echo "<td $attributes>";
			echo call_user_func( array( &$this, 'column_' . $column_name ), $item );
			echo "</td>";
		}
		else {
			echo "<td $attributes>";
			echo $this->column_default( $item, $column_name );
			echo "</td>";
		}
	}
}