temporary fix for a new temporary Chrome v98 blank-tab bug

HISTORY.md

@@ -5,11 +5,13 @@
 * **New Features:**
 * **Notable Changes:**
 * **Notable Fixes:**
+    * temporary fix for a new temporary Chrome v98 blank-tab bug
 * **Documentation Updates:**
 * **Translation Updates:**
 
 ### 2022-02-14
 * new dev version
+* gui: temporary fix for a new temporary Chrome v98 blank-tab bug
 
 ## 7.1.4:
 * **Notable Changes:**

src/gui.js

@@ -688,6 +688,9 @@ IDE_Morph.prototype.openIn = function (world) {
 
     world.keyboardFocus = this.stage;
     this.warnAboutIE();
+
+    // quick fix for Chrome 98 on Windows, remove in next Chrome version +++
+    window.onfocus = (evt) => this.changed();
 };
 
 // IDE_Morph construction