fixed #11019: Ctrl-A blinks and deletes code in code editor

docs/changelog/7.x.x.txt

@@ -60,6 +60,7 @@
  - fixed #11022: Deleting user shows "TRUE" prompt
  - fixed #10029: Account CSS rule scoping, round #2.
  - fixed #11012: Code editor corrupts JS
+ - fixed #11019: Ctrl-A blinks and deletes code in Code Editor
 
 7.7.19
  - fixed #10838: Forwarded forum post email to new CS adds reply to original thread

www/extras/yui-webgui/build/code-editor/code-editor.js

@@ -66,6 +66,11 @@
             // That is the problem we're trying to avoid with disabling
             // highlighting for arrows and modifiers
 
+            // Don't highlight Ctrl, Alt, or Meta key combinations
+            if ( ev.ev.ctrlKey || ev.ev.altKey || ev.ev.metaKey ) {
+                return;
+            }
+
             // Highlight every keypress
             Lang.later(10, this, this.highlight);
             Lang.later(100, this, this._writeStatus);