From f887cdcbbd6e0442cfa2e8971135efb67d12ab52 Mon Sep 17 00:00:00 2001
From: Robert Kaiser <kairo@kairo.at>
Date: Fri, 20 Apr 2018 21:40:27 +0200
Subject: [PATCH 1/1] add shorthand functions to set/add classes and set IDs on
 elements

---
 classes/document.php-class | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/classes/document.php-class b/classes/document.php-class
index f266fb0..be9d150 100755
--- a/classes/document.php-class
+++ b/classes/document.php-class
@@ -612,6 +612,16 @@ class ExtendedElement extends DOMElement {
   // public function appendJSFile($jsURL, [$defer], [$async])
   //   appends an ExtendedDocument::createElementJSFile() as a child of this element (see there for params)
   //     returns the new child
+  //
+  // public function setClass($classname)
+  //   sets the 'class' attribute of the element to the given classname value
+  //
+  // public function addClass($classname)
+  //   adds the given classname value to the space-separated list in the 'class' attribute
+  //     returns the value of the 'class' attribute
+  //
+  // public function setID($elem_id)
+  //   sets the 'id' attribute of the element to the given elem_id value
 
   public function appendElement($name, $value = '') {
     return $this->appendChild($this->ownerDocument->createElement($name, $value));
@@ -697,6 +707,19 @@ class ExtendedElement extends DOMElement {
   public function appendJSFile($jsdata, $defer = false, $async = false) {
     return $this->appendChild($this->ownerDocument->createElementJSFile($jsdata, $defer, $async));
   }
+  public function setClass($classname) {
+    $this->setAttribute('class', $classname);
+  }
+  public function addClass($classname) {
+    $classval = $this->getAttribute('class');
+    if (strlen($classval)) { $classval .= ' '; }
+    $classval .= $classname;
+    $this->setClass($classval);
+    return $classval;
+  }
+  public function setID($elem_id) {
+    $this->setAttribute('id', $elem_id);
+  }
 }
 
 class ExtendedDocumentFragment extends DOMDocumentFragment {
-- 
2.35.3