/** * Check whether style has been added to NXTClass Styles. * * The values for list defaults to 'queue', which is the same as nxt_enqueue_style(). * * @since nxt unknown; BP unknown * @global object $nxt_styles The nxt_Styles object for printing styles. * * @param string $handle Name of the stylesheet. * @param string $list Values are 'registered', 'done', 'queue' and 'to_do'. * @return bool True on success, false on failure. */ function nxt_style_is($handle, $list = 'queue') { global $nxt_styles; if (!is_a($nxt_styles, 'nxt_Styles')) { if (!did_action('init')) { _doing_it_wrong(__FUNCTION__, sprintf(__('Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.'), '<code>nxt_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>init</code>'), '3.3'); } $nxt_styles = new nxt_Styles(); } $query = $nxt_styles->query($handle, $list); if (is_object($query)) { return true; } return $query; }
/** * Check whether style has been added to NXTClass Styles. * * The values for list defaults to 'queue', which is the same as nxt_enqueue_style(). * * @since nxt unknown; BP unknown * @global object $nxt_styles The nxt_Styles object for printing styles. * * @param string $handle Name of the stylesheet. * @param string $list Values are 'registered', 'done', 'queue' and 'to_do'. * @return bool True on success, false on failure. */ function nxt_style_is($handle, $list = 'queue') { global $nxt_styles; if (!is_a($nxt_styles, 'nxt_Styles')) { $nxt_styles = new nxt_Styles(); } $query = $nxt_styles->query($handle, $list); if (is_object($query)) { return true; } return $query; }
/** * Enqueues or directly prints a stylesheet link to the specified CSS file. * * "Intelligently" decides to enqueue or to print the CSS file. If the * 'nxt_print_styles' action has *not* yet been called, the CSS file will be * enqueued. If the nxt_print_styles action *has* been called, the CSS link will * be printed. Printing may be forced by passing TRUE as the $force_echo * (second) parameter. * * For backward compatibility with NXTClass 2.3 calling method: If the $file * (first) parameter does not correspond to a registered CSS file, we assume * $file is a file relative to nxt-admin/ without its ".css" extension. A * stylesheet link to that generated URL is printed. * * @package NXTClass * @since 2.3.0 * @uses $nxt_styles NXTClass Styles Object * * @param string $file Optional. Style handle name or file name (without ".css" extension) relative * to nxt-admin/. Defaults to 'nxt-admin'. * @param bool $force_echo Optional. Force the stylesheet link to be printed rather than enqueued. */ function nxt_admin_css($file = 'nxt-admin', $force_echo = false) { global $nxt_styles; if (!is_a($nxt_styles, 'nxt_Styles')) { $nxt_styles = new nxt_Styles(); } // For backward compatibility $handle = 0 === strpos($file, 'css/') ? substr($file, 4) : $file; if ($nxt_styles->query($handle)) { if ($force_echo || did_action('nxt_print_styles')) { // we already printed the style queue. Print this one immediately nxt_print_styles($handle); } else { // Add to style queue nxt_enqueue_style($handle); } return; } echo apply_filters('nxt_admin_css', "<link rel='stylesheet' href='" . esc_url(nxt_admin_css_uri($file)) . "' type='text/css' />\n", $file); if (is_rtl()) { echo apply_filters('nxt_admin_css', "<link rel='stylesheet' href='" . esc_url(nxt_admin_css_uri("{$file}-rtl")) . "' type='text/css' />\n", "{$file}-rtl"); } }