Custom AppBar

Author: naibaf-1

lib/code_judge_selection_app_bar.dart

@@ -0,0 +1,53 @@
+import 'package:flutter/material.dart';
+
+// Show and hide the AppBar depending on show
+class CodeJudgeSelectionAppBar extends StatelessWidget implements PreferredSizeWidget{
+  final String title;
+  final bool show;
+  final VoidCallback onClosePressed;
+  final VoidCallback onUploadPressed;
+  final VoidCallback onDeletePressed;
+  final List<Widget>? actions;
+
+  const CodeJudgeSelectionAppBar({
+    super.key,
+    required this.show,
+    required this.title,
+    required this.onClosePressed,
+    required this.onUploadPressed,
+    required this.onDeletePressed,
+    this.actions,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return AnimatedSwitcher(
+      duration: Duration(milliseconds: 250),
+      child: show
+        ? AppBar(
+            title: Text(title),
+            backgroundColor: Theme.of(context).colorScheme.primary,
+            foregroundColor: Theme.of(context).scaffoldBackgroundColor,
+            leading: IconButton(
+              onPressed: onClosePressed,
+              icon: Icon(Icons.close_outlined),
+            ),
+            actions: [
+              IconButton(
+                onPressed: onUploadPressed,
+                icon: Icon(Icons.upload_file_outlined),
+              ),
+              // Button to delete all selected exercises
+              IconButton(
+                onPressed: onDeletePressed,
+                icon: Icon(Icons.delete_forever_outlined),
+              ),
+            ],
+          )
+        : SizedBox.shrink()
+    );
+  }
+  
+  @override
+  Size get preferredSize => Size.fromHeight(kToolbarHeight);
+}