fix(renderers): don't store a reference to last active element if it

will never be used.

Author: RomkeVdMeulen

src/renderers/native-dialog-renderer.ts

@@ -63,7 +63,9 @@ export class NativeDialogRenderer implements Renderer {
   }
 
   private attach(dialogController: DialogController): void {
-    this.lastActiveElement = DOM.activeElement as HTMLElement;
+    if (dialogController.settings.restoreFocus) {
+      this.lastActiveElement = DOM.activeElement as HTMLElement;
+    }
 
     const spacingWrapper = DOM.createElement('div'); // TODO: check if redundant
     spacingWrapper.appendChild(this.anchor);

src/renderers/ux-dialog-renderer.ts

@@ -121,7 +121,9 @@ export class DialogRenderer implements Renderer {
   }
 
   private attach(dialogController: DialogController): void {
-    this.lastActiveElement = DOM.activeElement as HTMLElement;
+    if (dialogController.settings.restoreFocus) {
+      this.lastActiveElement = DOM.activeElement as HTMLElement;
+    }
 
     const spacingWrapper = DOM.createElement('div'); // TODO: check if redundant
     spacingWrapper.appendChild(this.anchor);