Change property visibility to allow more flexibility for apps (yiisof…

…t#19696)

* Change property visibility to allow more flexibility for apps

* Update framework/web/View.php

Co-authored-by: Alexander Makarov <sam@rmcreative.ru>

* Added changelog

Co-authored-by: Alexander Makarov <sam@rmcreative.ru>

framework/CHANGELOG.md

@@ -6,6 +6,8 @@ Yii Framework 2 Change Log
 
 - Enh #9740: Usage of DI instead of new keyword in Schemas (manchenkoff)
 - Enh #19689: Remove empty elements from the `class` array in `yii\helpers\BaseHtml::renderTagAttributes()` to prevent unwanted spaces (MoritzLost)
+- Chg #19696: Change visibility of `yii\web\View::isPageEnded` to `protected` (lubosdz, samdark)
+
 
 2.0.47 November 18, 2022
 ------------------------

framework/web/View.php

@@ -132,11 +132,13 @@ class View extends \yii\base\View
     public $jsFiles = [];
 
     private $_assetManager;
+
     /**
      * Whether [[endPage()]] has been called and all files have been registered
      * @var bool
+     * @since 2.0.44
      */
-    private $_isPageEnded = false;
+    protected $isPageEnded = false;
 
 
     /**
@@ -179,7 +181,7 @@ public function endPage($ajaxMode = false)
     {
         $this->trigger(self::EVENT_END_PAGE);
 
-        $this->_isPageEnded = true;
+        $this->isPageEnded = true;
 
         $content = ob_get_clean();
 
@@ -497,8 +499,8 @@ private function registerFile($type, $url, $options = [], $key = null)
         }
         $appendTimestamp = ArrayHelper::remove($options, 'appendTimestamp', $assetManagerAppendTimestamp);
 
-        if ($this->_isPageEnded) {
-            Yii::warning('You\'re trying to register a file after View::endPage() has been called');
+        if ($this->isPageEnded) {
+            Yii::warning('You\'re trying to register a file after View::endPage() has been called.');
         }
 
         if (empty($depends)) {