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lib/widgets/navigation_scaffold/components/adaptive_fab.dart

@@ -0,0 +1,50 @@
+import 'package:flutter/material.dart';
+
+class AdaptiveFab {
+  final BuildContext context;
+  final String title;
+  final Widget child;
+  final Function() onPressed;
+  final Key? key;
+  AdaptiveFab({
+    required this.context,
+    this.title = '',
+    required this.child,
+    required this.onPressed,
+    this.key,
+  });
+
+  FloatingActionButton get normal {
+    return FloatingActionButton(
+      key: key,
+      onPressed: onPressed,
+      tooltip: title,
+      child: child,
+    );
+  }
+
+  Widget get extended {
+    return AnimatedContainer(
+      key: key,
+      duration: const Duration(milliseconds: 250),
+      height: 60,
+      child: Padding(
+        padding: const EdgeInsets.symmetric(horizontal: 4),
+        child: ElevatedButton(
+          onPressed: onPressed,
+          child: Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 16),
+            child: Row(
+              children: [
+                child,
+                const Spacer(),
+                Flexible(child: Text(title)),
+                const Spacer(),
+              ],
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+}