From 397358ec5a6c63e6d5b178bc697b6a951acebcd3 Mon Sep 17 00:00:00 2001
From: Matthias Schmidt <gravatronics@live.com>
Date: Sat, 5 Oct 2019 14:18:56 +0200
Subject: [PATCH] Add IFormNode::addClasses()

Close #3083
---
 .../lib/system/form/builder/IFormNode.class.php  | 10 ++++++++++
 .../lib/system/form/builder/TFormNode.class.php  | 16 ++++++++++++++++
 .../container/TabTabMenuFormContainer.class.php  |  2 +-
 3 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/wcfsetup/install/files/lib/system/form/builder/IFormNode.class.php b/wcfsetup/install/files/lib/system/form/builder/IFormNode.class.php
index b5a27314ad..4b2d060ba2 100644
--- a/wcfsetup/install/files/lib/system/form/builder/IFormNode.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/IFormNode.class.php
@@ -22,6 +22,16 @@ interface IFormNode {
 	 */
 	public function addClass($class);
 	
+	/**
+	 * Adds the given CSS classes to this node and returns this node.
+	 * 
+	 * @param	string[]	$classes	names added CSS classes
+	 * @return	static				this node
+	 * 
+	 * @throws	\InvalidArgumentException	if any of the given classes is invalid
+	 */
+	public function addClasses(array $classes);
+	
 	/**
 	 * Adds a dependency on the value of a `IFormField` so that this node is
 	 * only available if the field satisfies the given dependency and returns
diff --git a/wcfsetup/install/files/lib/system/form/builder/TFormNode.class.php b/wcfsetup/install/files/lib/system/form/builder/TFormNode.class.php
index 9f9975d048..813f0304fe 100644
--- a/wcfsetup/install/files/lib/system/form/builder/TFormNode.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/TFormNode.class.php
@@ -75,6 +75,22 @@ trait TFormNode {
 		return $this;
 	}
 	
+	/**
+	 * Adds the given CSS classes to this node and returns this node.
+	 * 
+	 * @param	string[]	$classes	names added CSS classes
+	 * @return	static				this node
+	 * 
+	 * @throws	\InvalidArgumentException	if any of the given classes is invalid
+	 */
+	public function addClasses(array $classes) {
+		foreach ($classes as $class) {
+			$this->addClass($class);
+		}
+		
+		return $this;
+	}
+	
 	/**
 	 * Adds a dependency on the value of a `IFormField` so that this node is
 	 * only available if the field satisfies the given dependency and returns
diff --git a/wcfsetup/install/files/lib/system/form/builder/container/TabTabMenuFormContainer.class.php b/wcfsetup/install/files/lib/system/form/builder/container/TabTabMenuFormContainer.class.php
index bde3e0ec5d..382e902b52 100644
--- a/wcfsetup/install/files/lib/system/form/builder/container/TabTabMenuFormContainer.class.php
+++ b/wcfsetup/install/files/lib/system/form/builder/container/TabTabMenuFormContainer.class.php
@@ -20,6 +20,6 @@ class TabTabMenuFormContainer extends TabMenuFormContainer implements ITabFormCo
 	 * @inheritDoc
 	 */
 	public function __construct() {
-		$this->addClass('tabMenuContainer')->addClass('tabMenuContent');
+		$this->addClasses(['tabMenuContainer', 'tabMenuContent']);
 	}
 }
-- 
2.20.1