Refactoring - Version OK

unionflow-mobile-apps/lib/shared/design_system/components/uf_app_bar.dart

@@ -0,0 +1,60 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import '../unionflow_design_system.dart';
+
+/// AppBar standardisé UnionFlow
+/// 
+/// Composant AppBar unifié pour toutes les pages de détail/formulaire.
+/// Garantit la cohérence visuelle et l'expérience utilisateur.
+class UFAppBar extends StatelessWidget implements PreferredSizeWidget {
+  final String title;
+  final List<Widget>? actions;
+  final Widget? leading;
+  final bool automaticallyImplyLeading;
+  final PreferredSizeWidget? bottom;
+  final Color? backgroundColor;
+  final Color? foregroundColor;
+  final double elevation;
+
+  const UFAppBar({
+    super.key,
+    required this.title,
+    this.actions,
+    this.leading,
+    this.automaticallyImplyLeading = true,
+    this.bottom,
+    this.backgroundColor,
+    this.foregroundColor,
+    this.elevation = 0,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return AppBar(
+      title: Text(title),
+      backgroundColor: backgroundColor ?? ColorTokens.primary,
+      foregroundColor: foregroundColor ?? ColorTokens.onPrimary,
+      elevation: elevation,
+      leading: leading,
+      automaticallyImplyLeading: automaticallyImplyLeading,
+      actions: actions,
+      bottom: bottom,
+      systemOverlayStyle: const SystemUiOverlayStyle(
+        statusBarColor: Colors.transparent,
+        statusBarIconBrightness: Brightness.light, // Icônes claires sur fond bleu
+        statusBarBrightness: Brightness.dark, // Pour iOS
+      ),
+      centerTitle: false,
+      titleTextStyle: TypographyTokens.titleLarge.copyWith(
+        color: foregroundColor ?? ColorTokens.onPrimary,
+        fontWeight: FontWeight.w600,
+      ),
+    );
+  }
+
+  @override
+  Size get preferredSize => Size.fromHeight(
+    kToolbarHeight + (bottom?.preferredSize.height ?? 0.0),
+  );
+}
+