fix: wrap _measureHeight() in try-catch to prevent crashes when WebView is not ready

Closes #340 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-01 17:55:36 +02:00
1 changed files with 10 additions and 6 deletions
@@ -111,6 +111,7 @@ class _SecureEmailWebViewState extends State<SecureEmailWebView> {
      );

  Future<void> _measureHeight(String _) async {
+    try {
      final result = await _controller!.runJavaScriptReturningResult(
        'document.documentElement.scrollHeight',
      );
@@ -118,6 +119,9 @@ class _SecureEmailWebViewState extends State<SecureEmailWebView> {
      if (h != null && h > 0 && mounted) {
        setState(() => _height = h);
      }
+    } catch (_) {
+      // WebView not ready yet; height stays at default
+    }
  }

  NavigationDecision _handleNavigation(NavigationRequest req) {