create project

2026-05-19 11:46:42 +08:00
commit dcdf1f60b1
60 changed files with 9309 additions and 0 deletions
--- a/frontend/lib/widgets/number_pad.dart
+++ b/frontend/lib/widgets/number_pad.dart
@@ -0,0 +1,48 @@
+import 'package:flutter/material.dart';
+import '../theme/colors.dart';
+
+class NumberPad extends StatelessWidget {
+  final void Function(String key) onKeyTap;
+  final String? Function()? onDelete;
+
+  const NumberPad({super.key, required this.onKeyTap, this.onDelete});
+
+  @override
+  Widget build(BuildContext context) {
+    final keys = ['1','2','3','4','5','6','7','8','9','.', '0', 'delete'];
+    return Padding(
+      padding: const EdgeInsets.symmetric(horizontal: 20),
+      child: GridView.count(
+        crossAxisCount: 4,
+        shrinkWrap: true,
+        physics: const NeverScrollableScrollPhysics(),
+        mainAxisSpacing: 8,
+        crossAxisSpacing: 8,
+        childAspectRatio: 1.5,
+        children: keys.map((key) {
+          final isDelete = key == 'delete';
+          return GestureDetector(
+            onTap: () => onKeyTap(key),
+            child: Container(
+              height: 48,
+              decoration: BoxDecoration(
+                color: isDelete ? AppColors.brand.withOpacity(0.08) : Colors.white.withOpacity(0.7),
+                borderRadius: BorderRadius.circular(12),
+              ),
+              child: Center(
+                child: Text(
+                  isDelete ? '⌫' : key,
+                  style: TextStyle(
+                    fontSize: isDelete ? 20 : 22,
+                    fontWeight: isDelete ? FontWeight.w400 : FontWeight.w500,
+                    color: isDelete ? AppColors.brand : const Color(0xFF1C1C1E),
+                  ),
+                ),
+              ),
+            ),
+          );
+        }).toList(),
+      ),
+    );
+  }
+}